diff options
| author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-09 08:34:36 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-09 08:34:36 -0800 |
| commit | a7c243b544c0e9f6775c2607decaa59d54fb9e11 (patch) | |
| tree | 86fdb4d2d6cef932af7497f28827e7d52b29e48c /drivers/net/wireless/ipw2200.c | |
| parent | 7df446e7e043b2ba5fd5de42529f9d797e8b501a (diff) | |
| parent | f406db8cba6bbce42b96490e6d31bdec229ad994 (diff) | |
Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
Diffstat (limited to 'drivers/net/wireless/ipw2200.c')
| -rw-r--r-- | drivers/net/wireless/ipw2200.c | 6609 |
1 files changed, 5258 insertions, 1351 deletions
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index 589aef8ba4e..b0d195d1721 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -1,6 +1,6 @@ /****************************************************************************** - Copyright(c) 2003 - 2004 Intel Corporation. All rights reserved. + Copyright(c) 2003 - 2005 Intel Corporation. All rights reserved. 802.11 status code portion of this file from ethereal-0.10.6: Copyright 2000, Axis Communications AB @@ -33,29 +33,101 @@ #include "ipw2200.h" #include <linux/version.h> -#define IPW2200_VERSION "1.0.0" +#define IPW2200_VERSION "git-1.0.8" #define DRV_DESCRIPTION "Intel(R) PRO/Wireless 2200/2915 Network Driver" -#define DRV_COPYRIGHT "Copyright(c) 2003-2004 Intel Corporation" +#define DRV_COPYRIGHT "Copyright(c) 2003-2005 Intel Corporation" #define DRV_VERSION IPW2200_VERSION +#define ETH_P_80211_STATS (ETH_P_80211_RAW + 1) + MODULE_DESCRIPTION(DRV_DESCRIPTION); MODULE_VERSION(DRV_VERSION); MODULE_AUTHOR(DRV_COPYRIGHT); MODULE_LICENSE("GPL"); +static int cmdlog = 0; static int debug = 0; static int channel = 0; -static char *ifname; static int mode = 0; static u32 ipw_debug_level; static int associate = 1; static int auto_create = 1; +static int led = 0; static int disable = 0; +static int hwcrypto = 1; static const char ipw_modes[] = { 'a', 'b', 'g', '?' }; +#ifdef CONFIG_IPW_QOS +static int qos_enable = 0; +static int qos_burst_enable = 0; +static int qos_no_ack_mask = 0; +static int burst_duration_CCK = 0; +static int burst_duration_OFDM = 0; + +static struct ieee80211_qos_parameters def_qos_parameters_OFDM = { + {QOS_TX0_CW_MIN_OFDM, QOS_TX1_CW_MIN_OFDM, QOS_TX2_CW_MIN_OFDM, + QOS_TX3_CW_MIN_OFDM}, + {QOS_TX0_CW_MAX_OFDM, QOS_TX1_CW_MAX_OFDM, QOS_TX2_CW_MAX_OFDM, + QOS_TX3_CW_MAX_OFDM}, + {QOS_TX0_AIFS, QOS_TX1_AIFS, QOS_TX2_AIFS, QOS_TX3_AIFS}, + {QOS_TX0_ACM, QOS_TX1_ACM, QOS_TX2_ACM, QOS_TX3_ACM}, + {QOS_TX0_TXOP_LIMIT_OFDM, QOS_TX1_TXOP_LIMIT_OFDM, + QOS_TX2_TXOP_LIMIT_OFDM, QOS_TX3_TXOP_LIMIT_OFDM} +}; + +static struct ieee80211_qos_parameters def_qos_parameters_CCK = { + {QOS_TX0_CW_MIN_CCK, QOS_TX1_CW_MIN_CCK, QOS_TX2_CW_MIN_CCK, + QOS_TX3_CW_MIN_CCK}, + {QOS_TX0_CW_MAX_CCK, QOS_TX1_CW_MAX_CCK, QOS_TX2_CW_MAX_CCK, + QOS_TX3_CW_MAX_CCK}, + {QOS_TX0_AIFS, QOS_TX1_AIFS, QOS_TX2_AIFS, QOS_TX3_AIFS}, + {QOS_TX0_ACM, QOS_TX1_ACM, QOS_TX2_ACM, QOS_TX3_ACM}, + {QOS_TX0_TXOP_LIMIT_CCK, QOS_TX1_TXOP_LIMIT_CCK, QOS_TX2_TXOP_LIMIT_CCK, + QOS_TX3_TXOP_LIMIT_CCK} +}; + +static struct ieee80211_qos_parameters def_parameters_OFDM = { + {DEF_TX0_CW_MIN_OFDM, DEF_TX1_CW_MIN_OFDM, DEF_TX2_CW_MIN_OFDM, + DEF_TX3_CW_MIN_OFDM}, + {DEF_TX0_CW_MAX_OFDM, DEF_TX1_CW_MAX_OFDM, DEF_TX2_CW_MAX_OFDM, + DEF_TX3_CW_MAX_OFDM}, + {DEF_TX0_AIFS, DEF_TX1_AIFS, DEF_TX2_AIFS, DEF_TX3_AIFS}, + {DEF_TX0_ACM, DEF_TX1_ACM, DEF_TX2_ACM, DEF_TX3_ACM}, + {DEF_TX0_TXOP_LIMIT_OFDM, DEF_TX1_TXOP_LIMIT_OFDM, + DEF_TX2_TXOP_LIMIT_OFDM, DEF_TX3_TXOP_LIMIT_OFDM} +}; + +static struct ieee80211_qos_parameters def_parameters_CCK = { + {DEF_TX0_CW_MIN_CCK, DEF_TX1_CW_MIN_CCK, DEF_TX2_CW_MIN_CCK, + DEF_TX3_CW_MIN_CCK}, + {DEF_TX0_CW_MAX_CCK, DEF_TX1_CW_MAX_CCK, DEF_TX2_CW_MAX_CCK, + DEF_TX3_CW_MAX_CCK}, + {DEF_TX0_AIFS, DEF_TX1_AIFS, DEF_TX2_AIFS, DEF_TX3_AIFS}, + {DEF_TX0_ACM, DEF_TX1_ACM, DEF_TX2_ACM, DEF_TX3_ACM}, + {DEF_TX0_TXOP_LIMIT_CCK, DEF_TX1_TXOP_LIMIT_CCK, DEF_TX2_TXOP_LIMIT_CCK, + DEF_TX3_TXOP_LIMIT_CCK} +}; + +static u8 qos_oui[QOS_OUI_LEN] = { 0x00, 0x50, 0xF2 }; + +static int from_priority_to_tx_queue[] = { + IPW_TX_QUEUE_1, IPW_TX_QUEUE_2, IPW_TX_QUEUE_2, IPW_TX_QUEUE_1, + IPW_TX_QUEUE_3, IPW_TX_QUEUE_3, IPW_TX_QUEUE_4, IPW_TX_QUEUE_4 +}; + +static u32 ipw_qos_get_burst_duration(struct ipw_priv *priv); + +static int ipw_send_qos_params_command(struct ipw_priv *priv, struct ieee80211_qos_parameters + *qos_param); +static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos_information_element + *qos_param); +#endif /* CONFIG_IPW_QOS */ + +static struct iw_statistics *ipw_get_wireless_stats(struct net_device *dev); +static void ipw_remove_current_network(struct ipw_priv *priv); static void ipw_rx(struct ipw_priv *priv); static int ipw_queue_tx_reclaim(struct ipw_priv *priv, struct clx2_tx_queue *txq, int qindex); @@ -69,42 +141,24 @@ static void ipw_tx_queue_free(struct ipw_priv *); static struct ipw_rx_queue *ipw_rx_queue_alloc(struct ipw_priv *); static void ipw_rx_queue_free(struct ipw_priv *, struct ipw_rx_queue *); static void ipw_rx_queue_replenish(void *); - static int ipw_up(struct ipw_priv *); +static void ipw_bg_up(void *); static void ipw_down(struct ipw_priv *); +static void ipw_bg_down(void *); static int ipw_config(struct ipw_priv *); static int init_supported_rates(struct ipw_priv *priv, struct ipw_supported_rates *prates); +static void ipw_set_hwcrypto_keys(struct ipw_priv *); +static void ipw_send_wep_keys(struct ipw_priv *, int); -static u8 band_b_active_channel[MAX_B_CHANNELS] = { - 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0 -}; -static u8 band_a_active_channel[MAX_A_CHANNELS] = { - 36, 40, 44, 48, 149, 153, 157, 161, 165, 52, 56, 60, 64, 0 -}; +static int ipw_is_valid_channel(struct ieee80211_device *, u8); +static int ipw_channel_to_index(struct ieee80211_device *, u8); +static u8 ipw_freq_to_channel(struct ieee80211_device *, u32); +static int ipw_set_geo(struct ieee80211_device *, const struct ieee80211_geo *); +static const struct ieee80211_geo *ipw_get_geo(struct ieee80211_device *); -static int is_valid_channel(int mode_mask, int channel) -{ - int i; - - if (!channel) - return 0; - - if (mode_mask & IEEE_A) - for (i = 0; i < MAX_A_CHANNELS; i++) - if (band_a_active_channel[i] == channel) - return IEEE_A; - - if (mode_mask & (IEEE_B | IEEE_G)) - for (i = 0; i < MAX_B_CHANNELS; i++) - if (band_b_active_channel[i] == channel) - return mode_mask & (IEEE_B | IEEE_G); - - return 0; -} - -static char *snprint_line(char *buf, size_t count, - const u8 * data, u32 len, u32 ofs) +static int snprint_line(char *buf, size_t count, + const u8 * data, u32 len, u32 ofs) { int out, i, j, l; char c; @@ -135,7 +189,7 @@ static char *snprint_line(char *buf, size_t count, out += snprintf(buf + out, count - out, " "); } - return buf; + return out; } static void printk_buf(int level, const u8 * data, u32 len) @@ -146,14 +200,33 @@ static void printk_buf(int level, const u8 * data, u32 len) return; while (len) { - printk(KERN_DEBUG "%s\n", - snprint_line(line, sizeof(line), &data[ofs], - min(len, 16U), ofs)); + snprint_line(line, sizeof(line), &data[ofs], + min(len, 16U), ofs); + printk(KERN_DEBUG "%s\n", line); ofs += 16; len -= min(len, 16U); } } +static int snprintk_buf(u8 * output, size_t size, const u8 * data, size_t len) +{ + size_t out = size; + u32 ofs = 0; + int total = 0; + + while (size && len) { + out = snprint_line(output, size, &data[ofs], + min_t(size_t, len, 16U), ofs); + + ofs += 16; + output += out; + size -= out; + len -= min_t(size_t, len, 16U); + total += out; + } + return total; +} + static u32 _ipw_read_reg32(struct ipw_priv *priv, u32 reg); #define ipw_read_reg32(a, b) _ipw_read_reg32(a, b) @@ -227,38 +300,42 @@ static inline u32 __ipw_read32(char *f, u32 l, struct ipw_priv *ipw, u32 ofs) #define ipw_read32(ipw, ofs) __ipw_read32(__FILE__, __LINE__, ipw, ofs) static void _ipw_read_indirect(struct ipw_priv *, u32, u8 *, int); -#define ipw_read_indirect(a, b, c, d) \ - IPW_DEBUG_IO("%s %d: read_inddirect(0x%08X) %d bytes\n", __FILE__, __LINE__, (u32)(b), d); \ - _ipw_read_indirect(a, b, c, d) +static inline void __ipw_read_indirect(const char *f, int l, + struct ipw_priv *a, u32 b, u8 * c, int d) +{ + IPW_DEBUG_IO("%s %d: read_indirect(0x%08X) %d bytes\n", f, l, (u32) (b), + d); + _ipw_read_indirect(a, b, c, d); +} + +#define ipw_read_indirect(a, b, c, d) __ipw_read_indirect(__FILE__, __LINE__, a, b, c, d) static void _ipw_write_indirect(struct ipw_priv *priv, u32 addr, u8 * data, int num); #define ipw_write_indirect(a, b, c, d) \ IPW_DEBUG_IO("%s %d: write_indirect(0x%08X) %d bytes\n", __FILE__, __LINE__, (u32)(b), d); \ - _ipw_write_indirect(a, b, c, d) + _ipw_write_indirect(a, b, c, d) /* indirect write s */ static void _ipw_write_reg32(struct ipw_priv *priv, u32 reg, u32 value) { IPW_DEBUG_IO(" %p : reg = 0x%8X : value = 0x%8X\n", priv, reg, value); - _ipw_write32(priv, CX2_INDIRECT_ADDR, reg); - _ipw_write32(priv, CX2_INDIRECT_DATA, value); + _ipw_write32(priv, IPW_INDIRECT_ADDR, reg); + _ipw_write32(priv, IPW_INDIRECT_DATA, value); } static void _ipw_write_reg8(struct ipw_priv *priv, u32 reg, u8 value) { IPW_DEBUG_IO(" reg = 0x%8X : value = 0x%8X\n", reg, value); - _ipw_write32(priv, CX2_INDIRECT_ADDR, reg & CX2_INDIRECT_ADDR_MASK); - _ipw_write8(priv, CX2_INDIRECT_DATA, value); - IPW_DEBUG_IO(" reg = 0x%8lX : value = 0x%8X\n", - (unsigned long)(priv->hw_base + CX2_INDIRECT_DATA), value); + _ipw_write32(priv, IPW_INDIRECT_ADDR, reg & IPW_INDIRECT_ADDR_MASK); + _ipw_write8(priv, IPW_INDIRECT_DATA, value); } static void _ipw_write_reg16(struct ipw_priv *priv, u32 reg, u16 value) { IPW_DEBUG_IO(" reg = 0x%8X : value = 0x%8X\n", reg, value); - _ipw_write32(priv, CX2_INDIRECT_ADDR, reg & CX2_INDIRECT_ADDR_MASK); - _ipw_write16(priv, CX2_INDIRECT_DATA, value); + _ipw_write32(priv, IPW_INDIRECT_ADDR, reg & IPW_INDIRECT_ADDR_MASK); + _ipw_write16(priv, IPW_INDIRECT_DATA, value); } /* indirect read s */ @@ -266,9 +343,9 @@ static void _ipw_write_reg16(struct ipw_priv *priv, u32 reg, u16 value) static u8 _ipw_read_reg8(struct ipw_priv *priv, u32 reg) { u32 word; - _ipw_write32(priv, CX2_INDIRECT_ADDR, reg & CX2_INDIRECT_ADDR_MASK); + _ipw_write32(priv, IPW_INDIRECT_ADDR, reg & IPW_INDIRECT_ADDR_MASK); IPW_DEBUG_IO(" reg = 0x%8X : \n", reg); - word = _ipw_read32(priv, CX2_INDIRECT_DATA); + word = _ipw_read32(priv, IPW_INDIRECT_DATA); return (word >> ((reg & 0x3) * 8)) & 0xff; } @@ -278,8 +355,8 @@ static u32 _ipw_read_reg32(struct ipw_priv *priv, u32 reg) IPW_DEBUG_IO("%p : reg = 0x%08x\n", priv, reg); - _ipw_write32(priv, CX2_INDIRECT_ADDR, reg); - value = _ipw_read32(priv, CX2_INDIRECT_DATA); + _ipw_write32(priv, IPW_INDIRECT_ADDR, reg); + value = _ipw_read32(priv, IPW_INDIRECT_DATA); IPW_DEBUG_IO(" reg = 0x%4X : value = 0x%4x \n", reg, value); return value; } @@ -288,67 +365,69 @@ static u32 _ipw_read_reg32(struct ipw_priv *priv, u32 reg) static void _ipw_read_indirect(struct ipw_priv *priv, u32 addr, u8 * buf, int num) { - u32 aligned_addr = addr & CX2_INDIRECT_ADDR_MASK; + u32 aligned_addr = addr & IPW_INDIRECT_ADDR_MASK; u32 dif_len = addr - aligned_addr; - u32 aligned_len; u32 i; IPW_DEBUG_IO("addr = %i, buf = %p, num = %i\n", addr, buf, num); + if (num <= 0) { + return; + } + /* Read the first nibble byte by byte */ if (unlikely(dif_len)) { + _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr); /* Start reading at aligned_addr + dif_len */ - _ipw_write32(priv, CX2_INDIRECT_ADDR, aligned_addr); - for (i = dif_len; i < 4; i++, buf++) - *buf = _ipw_read8(priv, CX2_INDIRECT_DATA + i); - num -= dif_len; + for (i = dif_len; ((i < 4) && (num > 0)); i++, num--) + *buf++ = _ipw_read8(priv, IPW_INDIRECT_DATA + i); aligned_addr += 4; } - /* Read DWs through autoinc register */ - _ipw_write32(priv, CX2_AUTOINC_ADDR, aligned_addr); - aligned_len = num & CX2_INDIRECT_ADDR_MASK; - for (i = 0; i < aligned_len; i += 4, buf += 4, aligned_addr += 4) - *(u32 *) buf = ipw_read32(priv, CX2_AUTOINC_DATA); + _ipw_write32(priv, IPW_AUTOINC_ADDR, aligned_addr); + for (; num >= 4; buf += 4, aligned_addr += 4, num -= 4) + *(u32 *) buf = _ipw_read32(priv, IPW_AUTOINC_DATA); /* Copy the last nibble */ - dif_len = num - aligned_len; - _ipw_write32(priv, CX2_INDIRECT_ADDR, aligned_addr); - for (i = 0; i < dif_len; i++, buf++) - *buf = ipw_read8(priv, CX2_INDIRECT_DATA + i); + if (unlikely(num)) { + _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr); + for (i = 0; num > 0; i++, num--) + *buf++ = ipw_read8(priv, IPW_INDIRECT_DATA + i); + } } static void _ipw_write_indirect(struct ipw_priv *priv, u32 addr, u8 * buf, int num) { - u32 aligned_addr = addr & CX2_INDIRECT_ADDR_MASK; + u32 aligned_addr = addr & IPW_INDIRECT_ADDR_MASK; u32 dif_len = addr - aligned_addr; - u32 aligned_len; u32 i; IPW_DEBUG_IO("addr = %i, buf = %p, num = %i\n", addr, buf, num); + if (num <= 0) { + return; + } + /* Write the first nibble byte by byte */ if (unlikely(dif_len)) { - /* Start writing at aligned_addr + dif_len */ - _ipw_write32(priv, CX2_INDIRECT_ADDR, aligned_addr); - for (i = dif_len; i < 4; i++, buf++) - _ipw_write8(priv, CX2_INDIRECT_DATA + i, *buf); - num -= dif_len; + _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr); + /* Start reading at aligned_addr + dif_len */ + for (i = dif_len; ((i < 4) && (num > 0)); i++, num--, buf++) + _ipw_write8(priv, IPW_INDIRECT_DATA + i, *buf); aligned_addr += 4; } - /* Write DWs through autoinc register */ - _ipw_write32(priv, CX2_AUTOINC_ADDR, aligned_addr); - aligned_len = num & CX2_INDIRECT_ADDR_MASK; - for (i = 0; i < aligned_len; i += 4, buf += 4, aligned_addr += 4) - _ipw_write32(priv, CX2_AUTOINC_DATA, *(u32 *) buf); + _ipw_write32(priv, IPW_AUTOINC_ADDR, aligned_addr); + for (; num >= 4; buf += 4, aligned_addr += 4, num -= 4) + _ipw_write32(priv, IPW_AUTOINC_DATA, *(u32 *) buf); /* Copy the last nibble */ - dif_len = num - aligned_len; - _ipw_write32(priv, CX2_INDIRECT_ADDR, aligned_addr); - for (i = 0; i < dif_len; i++, buf++) - _ipw_write8(priv, CX2_INDIRECT_DATA + i, *buf); + if (unlikely(num)) { + _ipw_write32(priv, IPW_INDIRECT_ADDR, aligned_addr); + for (i = 0; num > 0; i++, num--, buf++) + _ipw_write8(priv, IPW_INDIRECT_DATA + i, *buf); + } } static void ipw_write_direct(struct ipw_priv *priv, u32 addr, void *buf, @@ -372,7 +451,7 @@ static inline void ipw_enable_interrupts(struct ipw_priv *priv) if (priv->status & STATUS_INT_ENABLED) return; priv->status |= STATUS_INT_ENABLED; - ipw_write32(priv, CX2_INTA_MASK_R, CX2_INTA_MASK_ALL); + ipw_write32(priv, IPW_INTA_MASK_R, IPW_INTA_MASK_ALL); } static inline void ipw_disable_interrupts(struct ipw_priv *priv) @@ -380,9 +459,10 @@ static inline void ipw_disable_interrupts(struct ipw_priv *priv) if (!(priv->status & STATUS_INT_ENABLED)) return; priv->status &= ~STATUS_INT_ENABLED; - ipw_write32(priv, CX2_INTA_MASK_R, ~CX2_INTA_MASK_ALL); + ipw_write32(priv, IPW_INTA_MASK_R, ~IPW_INTA_MASK_ALL); } +#ifdef CONFIG_IPW_DEBUG static char *ipw_error_desc(u32 val) { switch (val) { @@ -395,81 +475,65 @@ static char *ipw_error_desc(u32 val) case IPW_FW_ERROR_MEMORY_OVERFLOW: return "MEMORY_OVERFLOW"; case IPW_FW_ERROR_BAD_PARAM: - return "ERROR_BAD_PARAM"; + return "BAD_PARAM"; case IPW_FW_ERROR_BAD_CHECKSUM: - return "ERROR_BAD_CHECKSUM"; + return "BAD_CHECKSUM"; case IPW_FW_ERROR_NMI_INTERRUPT: - return "ERROR_NMI_INTERRUPT"; + return "NMI_INTERRUPT"; case IPW_FW_ERROR_BAD_DATABASE: - return "ERROR_BAD_DATABASE"; + return "BAD_DATABASE"; case IPW_FW_ERROR_ALLOC_FAIL: - return "ERROR_ALLOC_FAIL"; + return "ALLOC_FAIL"; case IPW_FW_ERROR_DMA_UNDERRUN: - return "ERROR_DMA_UNDERRUN"; + return "DMA_UNDERRUN"; case IPW_FW_ERROR_DMA_STATUS: - return "ERROR_DMA_STATUS"; - case IPW_FW_ERROR_DINOSTATUS_ERROR: - return "ERROR_DINOSTATUS_ERROR"; - case IPW_FW_ERROR_EEPROMSTATUS_ERROR: - return "ERROR_EEPROMSTATUS_ERROR"; + return "DMA_STATUS"; + case IPW_FW_ERROR_DINO_ERROR: + return "DINO_ERROR"; + case IPW_FW_ERROR_EEPROM_ERROR: + return "EEPROM_ERROR"; case IPW_FW_ERROR_SYSASSERT: - return "ERROR_SYSASSERT"; + return "SYSASSERT"; case IPW_FW_ERROR_FATAL_ERROR: - return "ERROR_FATALSTATUS_ERROR"; + return "FATAL_ERROR"; default: - return "UNKNOWNSTATUS_ERROR"; + return "UNKNOWN_ERROR"; } } -static void ipw_dump_nic_error_log(struct ipw_priv *priv) +static void ipw_dump_error_log(struct ipw_priv *priv, + struct ipw_fw_error *error) { - u32 desc, time, blink1, blink2, ilink1, ilink2, idata, i, count, base; - - base = ipw_read32(priv, IPWSTATUS_ERROR_LOG); - count = ipw_read_reg32(priv, base); + u32 i; - if (ERROR_START_OFFSET <= count * ERROR_ELEM_SIZE) { - IPW_ERROR("Start IPW Error Log Dump:\n"); - IPW_ERROR("Status: 0x%08X, Config: %08X\n", - priv->status, priv->config); + if (!error) { + IPW_ERROR("Error allocating and capturing error log. " + "Nothing to dump.\n"); + return; } - for (i = ERROR_START_OFFSET; - i <= count * ERROR_ELEM_SIZE; i += ERROR_ELEM_SIZE) { - desc = ipw_read_reg32(priv, base + i); - time = ipw_read_reg32(priv, base + i + 1 * sizeof(u32)); - blink1 = ipw_read_reg32(priv, base + i + 2 * sizeof(u32)); - blink2 = ipw_read_reg32(priv, base + i + 3 * sizeof(u32)); - ilink1 = ipw_read_reg32(priv, base + i + 4 * sizeof(u32)); - ilink2 = ipw_read_reg32(priv, base + i + 5 * sizeof(u32)); - idata = ipw_read_reg32(priv, base + i + 6 * sizeof(u32)); + IPW_ERROR("Start IPW Error Log Dump:\n"); + IPW_ERROR("Status: 0x%08X, Config: %08X\n", + error->status, error->config); + for (i = 0; i < error->elem_len; i++) IPW_ERROR("%s %i 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", - ipw_error_desc(desc), time, blink1, blink2, - ilink1, ilink2, idata); - } + ipw_error_desc(error->elem[i].desc), + error->elem[i].time, + error->elem[i].blink1, + error->elem[i].blink2, + error->elem[i].link1, + error->elem[i].link2, error->elem[i].data); + for (i = 0; i < error->log_len; i++) + IPW_ERROR("%i\t0x%08x\t%i\n", + error->log[i].time, + error->log[i].data, error->log[i].event); } +#endif -static void ipw_dump_nic_event_log(struct ipw_priv *priv) +static inline int ipw_is_init(struct ipw_priv *priv) { - u32 ev, time, data, i, count, base; - - base = ipw_read32(priv, IPW_EVENT_LOG); - count = ipw_read_reg32(priv, base); - - if (EVENT_START_OFFSET <= count * EVENT_ELEM_SIZE) - IPW_ERROR("Start IPW Event Log Dump:\n"); - - for (i = EVENT_START_OFFSET; - i <= count * EVENT_ELEM_SIZE; i += EVENT_ELEM_SIZE) { - ev = ipw_read_reg32(priv, base + i); - time = ipw_read_reg32(priv, base + i + 1 * sizeof(u32)); - data = ipw_read_reg32(priv, base + i + 2 * sizeof(u32)); - -#ifdef CONFIG_IPW_DEBUG - IPW_ERROR("%i\t0x%08x\t%i\n", time, data, ev); -#endif - } + return (priv->status & STATUS_INIT) ? 1 : 0; } static int ipw_get_ordinal(struct ipw_priv *priv, u32 ord, void *val, u32 * len) @@ -637,6 +701,340 @@ static void ipw_init_ordinals(struct ipw_priv *priv) } +u32 ipw_register_toggle(u32 reg) +{ + reg &= ~IPW_START_STANDBY; + if (reg & IPW_GATE_ODMA) + reg &= ~IPW_GATE_ODMA; + if (reg & IPW_GATE_IDMA) + reg &= ~IPW_GATE_IDMA; + if (reg & IPW_GATE_ADMA) + reg &= ~IPW_GATE_ADMA; + return reg; +} + +/* + * LED behavior: + * - On radio ON, turn on any LEDs that require to be on during start + * - On initialization, start unassociated blink + * - On association, disable unassociated blink + * - On disassociation, start unassociated blink + * - On radio OFF, turn off any LEDs started during radio on + * + */ +#define LD_TIME_LINK_ON 300 +#define LD_TIME_LINK_OFF 2700 +#define LD_TIME_ACT_ON 250 + +void ipw_led_link_on(struct ipw_priv *priv) +{ + unsigned long flags; + u32 led; + + /* If configured to not use LEDs, or nic_type is 1, + * then we don't toggle a LINK led */ + if (priv->config & CFG_NO_LED || priv->nic_type == EEPROM_NIC_TYPE_1) + return; + + spin_lock_irqsave(&priv->lock, flags); + + if (!(priv->status & STATUS_RF_KILL_MASK) && + !(priv->status & STATUS_LED_LINK_ON)) { + IPW_DEBUG_LED("Link LED On\n"); + led = ipw_read_reg32(priv, IPW_EVENT_REG); + led |= priv->led_association_on; + + led = ipw_register_toggle(led); + + IPW_DEBUG_LED("Reg: 0x%08X\n", led); + ipw_write_reg32(priv, IPW_EVENT_REG, led); + + priv->status |= STATUS_LED_LINK_ON; + + /* If we aren't associated, schedule turning the LED off */ + if (!(priv->status & STATUS_ASSOCIATED)) + queue_delayed_work(priv->workqueue, + &priv->led_link_off, + LD_TIME_LINK_ON); + } + + spin_unlock_irqrestore(&priv->lock, flags); +} + +static void ipw_bg_led_link_on(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_led_link_on(data); + up(&priv->sem); +} + +void ipw_led_link_off(struct ipw_priv *priv) +{ + unsigned long flags; + u32 led; + + /* If configured not to use LEDs, or nic type is 1, + * then we don't goggle the LINK led. */ + if (priv->config & CFG_NO_LED || priv->nic_type == EEPROM_NIC_TYPE_1) + return; + + spin_lock_irqsave(&priv->lock, flags); + + if (priv->status & STATUS_LED_LINK_ON) { + led = ipw_read_reg32(priv, IPW_EVENT_REG); + led &= priv->led_association_off; + led = ipw_register_toggle(led); + + IPW_DEBUG_LED("Reg: 0x%08X\n", led); + ipw_write_reg32(priv, IPW_EVENT_REG, led); + + IPW_DEBUG_LED("Link LED Off\n"); + + priv->status &= ~STATUS_LED_LINK_ON; + + /* If we aren't associated and the radio is on, schedule + * turning the LED on (blink while unassociated) */ + if (!(priv->status & STATUS_RF_KILL_MASK) && + !(priv->status & STATUS_ASSOCIATED)) + queue_delayed_work(priv->workqueue, &priv->led_link_on, + LD_TIME_LINK_OFF); + + } + + spin_unlock_irqrestore(&priv->lock, flags); +} + +static void ipw_bg_led_link_off(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_led_link_off(data); + up(&priv->sem); +} + +static inline void __ipw_led_activity_on(struct ipw_priv *priv) +{ + u32 led; + + if (priv->config & CFG_NO_LED) + return; + + if (priv->status & STATUS_RF_KILL_MASK) + return; + + if (!(priv->status & STATUS_LED_ACT_ON)) { + led = ipw_read_reg32(priv, IPW_EVENT_REG); + led |= priv->led_activity_on; + + led = ipw_register_toggle(led); + + IPW_DEBUG_LED("Reg: 0x%08X\n", led); + ipw_write_reg32(priv, IPW_EVENT_REG, led); + + IPW_DEBUG_LED("Activity LED On\n"); + + priv->status |= STATUS_LED_ACT_ON; + + cancel_delayed_work(&priv->led_act_off); + queue_delayed_work(priv->workqueue, &priv->led_act_off, + LD_TIME_ACT_ON); + } else { + /* Reschedule LED off for full time period */ + cancel_delayed_work(&priv->led_act_off); + queue_delayed_work(priv->workqueue, &priv->led_act_off, + LD_TIME_ACT_ON); + } +} + +void ipw_led_activity_on(struct ipw_priv *priv) +{ + unsigned long flags; + spin_lock_irqsave(&priv->lock, flags); + __ipw_led_activity_on(priv); + spin_unlock_irqrestore(&priv->lock, flags); +} + +void ipw_led_activity_off(struct ipw_priv *priv) +{ + unsigned long flags; + u32 led; + + if (priv->config & CFG_NO_LED) + return; + + spin_lock_irqsave(&priv->lock, flags); + + if (priv->status & STATUS_LED_ACT_ON) { + led = ipw_read_reg32(priv, IPW_EVENT_REG); + led &= priv->led_activity_off; + + led = ipw_register_toggle(led); + + IPW_DEBUG_LED("Reg: 0x%08X\n", led); + ipw_write_reg32(priv, IPW_EVENT_REG, led); + + IPW_DEBUG_LED("Activity LED Off\n"); + + priv->status &= ~STATUS_LED_ACT_ON; + } + + spin_unlock_irqrestore(&priv->lock, flags); +} + +static void ipw_bg_led_activity_off(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_led_activity_off(data); + up(&priv->sem); +} + +void ipw_led_band_on(struct ipw_priv *priv) +{ + unsigned long flags; + u32 led; + + /* Only nic type 1 supports mode LEDs */ + if (priv->config & CFG_NO_LED || + priv->nic_type != EEPROM_NIC_TYPE_1 || !priv->assoc_network) + return; + + spin_lock_irqsave(&priv->lock, flags); + + led = ipw_read_reg32(priv, IPW_EVENT_REG); + if (priv->assoc_network->mode == IEEE_A) { + led |= priv->led_ofdm_on; + led &= priv->led_association_off; + IPW_DEBUG_LED("Mode LED On: 802.11a\n"); + } else if (priv->assoc_network->mode == IEEE_G) { + led |= priv->led_ofdm_on; + led |= priv->led_association_on; + IPW_DEBUG_LED("Mode LED On: 802.11g\n"); + } else { + led &= priv->led_ofdm_off; + led |= priv->led_association_on; + IPW_DEBUG_LED("Mode LED On: 802.11b\n"); + } + + led = ipw_register_toggle(led); + + IPW_DEBUG_LED("Reg: 0x%08X\n", led); + ipw_write_reg32(priv, IPW_EVENT_REG, led); + + spin_unlock_irqrestore(&priv->lock, flags); +} + +void ipw_led_band_off(struct ipw_priv *priv) +{ + unsigned long flags; + u32 led; + + /* Only nic type 1 supports mode LEDs */ + if (priv->config & CFG_NO_LED || priv->nic_type != EEPROM_NIC_TYPE_1) + return; + + spin_lock_irqsave(&priv->lock, flags); + + led = ipw_read_reg32(priv, IPW_EVENT_REG); + led &= priv->led_ofdm_off; + led &= priv->led_association_off; + + led = ipw_register_toggle(led); + + IPW_DEBUG_LED("Reg: 0x%08X\n", led); + ipw_write_reg32(priv, IPW_EVENT_REG, led); + + spin_unlock_irqrestore(&priv->lock, flags); +} + +void ipw_led_radio_on(struct ipw_priv *priv) +{ + ipw_led_link_on(priv); +} + +void ipw_led_radio_off(struct ipw_priv *priv) +{ + ipw_led_activity_off(priv); + ipw_led_link_off(priv); +} + +void ipw_led_link_up(struct ipw_priv *priv) +{ + /* Set the Link Led on for all nic types */ + ipw_led_link_on(priv); +} + +void ipw_led_link_down(struct ipw_priv *priv) +{ + ipw_led_activity_off(priv); + ipw_led_link_off(priv); + + if (priv->status & STATUS_RF_KILL_MASK) + ipw_led_radio_off(priv); +} + +void ipw_led_init(struct ipw_priv *priv) +{ + priv->nic_type = priv->eeprom[EEPROM_NIC_TYPE]; + + /* Set the default PINs for the link and activity leds */ + priv->led_activity_on = IPW_ACTIVITY_LED; + priv->led_activity_off = ~(IPW_ACTIVITY_LED); + + priv->led_association_on = IPW_ASSOCIATED_LED; + priv->led_association_off = ~(IPW_ASSOCIATED_LED); + + /* Set the default PINs for the OFDM leds */ + priv->led_ofdm_on = IPW_OFDM_LED; + priv->led_ofdm_off = ~(IPW_OFDM_LED); + + switch (priv->nic_type) { + case EEPROM_NIC_TYPE_1: + /* In this NIC type, the LEDs are reversed.... */ + priv->led_activity_on = IPW_ASSOCIATED_LED; + priv->led_activity_off = ~(IPW_ASSOCIATED_LED); + priv->led_association_on = IPW_ACTIVITY_LED; + priv->led_association_off = ~(IPW_ACTIVITY_LED); + + if (!(priv->config & CFG_NO_LED)) + ipw_led_band_on(priv); + + /* And we don't blink link LEDs for this nic, so + * just return here */ + return; + + case EEPROM_NIC_TYPE_3: + case EEPROM_NIC_TYPE_2: + case EEPROM_NIC_TYPE_4: + case EEPROM_NIC_TYPE_0: + break; + + default: + IPW_DEBUG_INFO("Unknown NIC type from EEPROM: %d\n", + priv->nic_type); + priv->nic_type = EEPROM_NIC_TYPE_0; + break; + } + + if (!(priv->config & CFG_NO_LED)) { + if (priv->status & STATUS_ASSOCIATED) + ipw_led_link_on(priv); + else + ipw_led_link_off(priv); + } +} + +void ipw_led_shutdown(struct ipw_priv *priv) +{ + ipw_led_activity_off(priv); + ipw_led_link_off(priv); + ipw_led_band_off(priv); + cancel_delayed_work(&priv->led_link_on); + cancel_delayed_work(&priv->led_link_off); + cancel_delayed_work(&priv->led_act_off); +} + /* * The following adds a new attribute to the sysfs representation * of this device driver (i.e. a new file in /sys/bus/pci/drivers/ipw/) @@ -648,8 +1046,9 @@ static ssize_t show_debug_level(struct device_driver *d, char *buf) { return sprintf(buf, "0x%08X\n", ipw_debug_level); } -static ssize_t store_debug_level(struct device_driver *d, - const char *buf, size_t count) + +static ssize_t store_debug_level(struct device_driver *d, const char *buf, + size_t count) { char *p = (char *)buf; u32 val; @@ -673,75 +1072,263 @@ static ssize_t store_debug_level(struct device_driver *d, static DRIVER_ATTR(debug_level, S_IWUSR | S_IRUGO, show_debug_level, store_debug_level); -static ssize_t show_status(struct device *d, - struct device_attribute *attr, char *buf) +static inline u32 ipw_get_event_log_len(struct ipw_priv *priv) { - struct ipw_priv *p = d->driver_data; - return sprintf(buf, "0x%08x\n", (int)p->status); + return ipw_read_reg32(priv, ipw_read32(priv, IPW_EVENT_LOG)); } -static DEVICE_ATTR(status, S_IRUGO, show_status, NULL); +static void ipw_capture_event_log(struct ipw_priv *priv, + u32 log_len, struct ipw_event *log) +{ + u32 base; -static ssize_t show_cfg(struct device *d, struct device_attribute *attr, - char *buf) + if (log_len) { + base = ipw_read32(priv, IPW_EVENT_LOG); + ipw_read_indirect(priv, base + sizeof(base) + sizeof(u32), + (u8 *) log, sizeof(*log) * log_len); + } +} + +static struct ipw_fw_error *ipw_alloc_error_log(struct ipw_priv *priv) { - struct ipw_priv *p = d->driver_data; - return sprintf(buf, "0x%08x\n", (int)p->config); + struct ipw_fw_error *error; + u32 log_len = ipw_get_event_log_len(priv); + u32 base = ipw_read32(priv, IPW_ERROR_LOG); + u32 elem_len = ipw_read_reg32(priv, base); + + error = kmalloc(sizeof(*error) + + sizeof(*error->elem) * elem_len + + sizeof(*error->log) * log_len, GFP_ATOMIC); + if (!error) { + IPW_ERROR("Memory allocation for firmware error log " + "failed.\n"); + return NULL; + } + error->jiffies = jiffies; + error->status = priv->status; + error->config = priv->config; + error->elem_len = elem_len; + error->log_len = log_len; + error->elem = (struct ipw_error_elem *)error->payload; + error->log = (struct ipw_event *)(error->elem + + (sizeof(*error->elem) * elem_len)); + + ipw_capture_event_log(priv, log_len, error->log); + + if (elem_len) + ipw_read_indirect(priv, base + sizeof(base), (u8 *) error->elem, + sizeof(*error->elem) * elem_len); + + return error; } -static DEVICE_ATTR(cfg, S_IRUGO, show_cfg, NULL); +static void ipw_free_error_log(struct ipw_fw_error *error) +{ + if (error) + kfree(error); +} -static ssize_t show_nic_type(struct device *d, - struct device_attribute *attr, char *buf) +static ssize_t show_event_log(struct device *d, + struct device_attribute *attr, char *buf) { - struct ipw_priv *p = d->driver_data; - u8 type = p->eeprom[EEPROM_NIC_TYPE]; + struct ipw_priv *priv = dev_get_drvdata(d); + u32 log_len = ipw_get_event_log_len(priv); + struct ipw_event log[log_len]; + u32 len = 0, i; + + ipw_capture_event_log(priv, log_len, log); + + len += snprintf(buf + len, PAGE_SIZE - len, "%08X", log_len); + for (i = 0; i < log_len; i++) + len += snprintf(buf + len, PAGE_SIZE - len, + "\n%08X%08X%08X", + log[i].time, log[i].event, log[i].data); + len += snprintf(buf + len, PAGE_SIZE - len, "\n"); + return len; +} - switch (type) { - case EEPROM_NIC_TYPE_STANDARD: - return sprintf(buf, "STANDARD\n"); - case EEPROM_NIC_TYPE_DELL: - return sprintf(buf, "DELL\n"); - case EEPROM_NIC_TYPE_FUJITSU: - return sprintf(buf, "FUJITSU\n"); - case EEPROM_NIC_TYPE_IBM: - return sprintf(buf, "IBM\n"); - case EEPROM_NIC_TYPE_HP: - return sprintf(buf, "HP\n"); +static DEVICE_ATTR(event_log, S_IRUGO, show_event_log, NULL); + +static ssize_t show_error(struct device *d, + struct device_attribute *attr, char *buf) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + u32 len = 0, i; + if (!priv->error) + return 0; + len += snprintf(buf + len, PAGE_SIZE - len, + "%08lX%08X%08X%08X", + priv->error->jiffies, + priv->error->status, + priv->error->config, priv->error->elem_len); + for (i = 0; i < priv->error->elem_len; i++) + len += snprintf(buf + len, PAGE_SIZE - len, + "\n%08X%08X%08X%08X%08X%08X%08X", + priv->error->elem[i].time, + priv->error->elem[i].desc, + priv->error->elem[i].blink1, + priv->error->elem[i].blink2, + priv->error->elem[i].link1, + priv->error->elem[i].link2, + priv->error->elem[i].data); + + len += snprintf(buf + len, PAGE_SIZE - len, + "\n%08X", priv->error->log_len); + for (i = 0; i < priv->error->log_len; i++) + len += snprintf(buf + len, PAGE_SIZE - len, + "\n%08X%08X%08X", + priv->error->log[i].time, + priv->error->log[i].event, + priv->error->log[i].data); + len += snprintf(buf + len, PAGE_SIZE - len, "\n"); + return len; +} + +static ssize_t clear_error(struct device *d, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + if (priv->error) { + ipw_free_error_log(priv->error); + priv->error = NULL; } + return count; +} + +static DEVICE_ATTR(error, S_IRUGO | S_IWUSR, show_error, clear_error); - return sprintf(buf, "UNKNOWN\n"); +static ssize_t show_cmd_log(struct device *d, + struct device_attribute *attr, char *buf) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + u32 len = 0, i; + if (!priv->cmdlog) + return 0; + for (i = (priv->cmdlog_pos + 1) % priv->cmdlog_len; + (i != priv->cmdlog_pos) && (PAGE_SIZE - len); + i = (i + 1) % priv->cmdlog_len) { + len += + snprintf(buf + len, PAGE_SIZE - len, + "\n%08lX%08X%08X%08X\n", priv->cmdlog[i].jiffies, + priv->cmdlog[i].retcode, priv->cmdlog[i].cmd.cmd, + priv->cmdlog[i].cmd.len); + len += + snprintk_buf(buf + len, PAGE_SIZE - len, + (u8 *) priv->cmdlog[i].cmd.param, + priv->cmdlog[i].cmd.len); + len += snprintf(buf + len, PAGE_SIZE - len, "\n"); + } + len += snprintf(buf + len, PAGE_SIZE - len, "\n"); + return len; } -static DEVICE_ATTR(nic_type, S_IRUGO, show_nic_type, NULL); +static DEVICE_ATTR(cmd_log, S_IRUGO, show_cmd_log, NULL); -static ssize_t dump_error_log(struct device *d, - struct device_attribute *attr, const char *buf, - size_t count) +static ssize_t show_scan_age(struct device *d, struct device_attribute *attr, + char *buf) { - char *p = (char *)buf; + struct ipw_priv *priv = dev_get_drvdata(d); + return sprintf(buf, "%d\n", priv->ieee->scan_age); +} - if (p[0] == '1') - ipw_dump_nic_error_log((struct ipw_priv *)d->driver_data); +static ssize_t store_scan_age(struct device *d, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ipw_priv *priv = dev_get_drvdata(d); +#ifdef CONFIG_IPW_DEBUG + struct net_device *dev = priv->net_dev; +#endif + char buffer[] = "00000000"; + unsigned long len = + (sizeof(buffer) - 1) > count ? count : sizeof(buffer) - 1; + unsigned long val; + char *p = buffer; - return strnlen(buf, count); + IPW_DEBUG_INFO("enter\n"); + + strncpy(buffer, buf, len); + buffer[len] = 0; + + if (p[1] == 'x' || p[1] == 'X' || p[0] == 'x' || p[0] == 'X') { + p++; + if (p[0] == 'x' || p[0] == 'X') + p++; + val = simple_strtoul(p, &p, 16); + } else + val = simple_strtoul(p, &p, 10); + if (p == buffer) { + IPW_DEBUG_INFO("%s: user supplied invalid value.\n", dev->name); + } else { + priv->ieee->scan_age = val; + IPW_DEBUG_INFO("set scan_age = %u\n", priv->ieee->scan_age); + } + + IPW_DEBUG_INFO("exit\n"); + return len; } -static DEVICE_ATTR(dump_errors, S_IWUSR, NULL, dump_error_log); +static DEVICE_ATTR(scan_age, S_IWUSR | S_IRUGO, show_scan_age, store_scan_age); -static ssize_t dump_event_log(struct device *d, - struct device_attribute *attr, const char *buf, - size_t count) +static ssize_t show_led(struct device *d, struct device_attribute *attr, + char *buf) { - char *p = (char *)buf; + struct ipw_priv *priv = dev_get_drvdata(d); + return sprintf(buf, "%d\n", (priv->config & CFG_NO_LED) ? 0 : 1); +} - if (p[0] == '1') - ipw_dump_nic_event_log((struct ipw_priv *)d->driver_data); +static ssize_t store_led(struct device *d, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ipw_priv *priv = dev_get_drvdata(d); - return strnlen(buf, count); + IPW_DEBUG_INFO("enter\n"); + + if (count == 0) + return 0; + + if (*buf == 0) { + IPW_DEBUG_LED("Disabling LED control.\n"); + priv->config |= CFG_NO_LED; + ipw_led_shutdown(priv); + } else { + IPW_DEBUG_LED("Enabling LED control.\n"); + priv->config &= ~CFG_NO_LED; + ipw_led_init(priv); + } + + IPW_DEBUG_INFO("exit\n"); + return count; +} + +static DEVICE_ATTR(led, S_IWUSR | S_IRUGO, show_led, store_led); + +static ssize_t show_status(struct device *d, + struct device_attribute *attr, char *buf) +{ + struct ipw_priv *p = d->driver_data; + return sprintf(buf, "0x%08x\n", (int)p->status); } -static DEVICE_ATTR(dump_events, S_IWUSR, NULL, dump_event_log); +static DEVICE_ATTR(status, S_IRUGO, show_status, NULL); + +static ssize_t show_cfg(struct device *d, struct device_attribute *attr, + char *buf) +{ + struct ipw_priv *p = d->driver_data; + return sprintf(buf, "0x%08x\n", (int)p->config); +} + +static DEVICE_ATTR(cfg, S_IRUGO, show_cfg, NULL); + +static ssize_t show_nic_type(struct device *d, + struct device_attribute *attr, char *buf) +{ + struct ipw_priv *priv = d->driver_data; + return sprintf(buf, "TYPE: %d\n", priv->nic_type); +} + +static DEVICE_ATTR(nic_type, S_IRUGO, show_nic_type, NULL); static ssize_t show_ucode_version(struct device *d, struct device_attribute *attr, char *buf) @@ -799,7 +1386,7 @@ static ssize_t show_command_event_reg(struct device *d, u32 reg = 0; struct ipw_priv *p = d->driver_data; - reg = ipw_read_reg32(p, CX2_INTERNAL_CMD_EVENT); + reg = ipw_read_reg32(p, IPW_INTERNAL_CMD_EVENT); return sprintf(buf, "0x%08x\n", reg); } static ssize_t store_command_event_reg(struct device *d, @@ -810,7 +1397,7 @@ static ssize_t store_command_event_reg(struct device *d, struct ipw_priv *p = d->driver_data; sscanf(buf, "%x", ®); - ipw_write_reg32(p, CX2_INTERNAL_CMD_EVENT, reg); + ipw_write_reg32(p, IPW_INTERNAL_CMD_EVENT, reg); return strnlen(buf, count); } @@ -846,6 +1433,7 @@ static ssize_t show_indirect_dword(struct device *d, { u32 reg = 0; struct ipw_priv *priv = d->driver_data; + if (priv->status & STATUS_INDIRECT_DWORD) reg = ipw_read_reg32(priv, priv->indirect_dword); else @@ -872,6 +1460,7 @@ static ssize_t show_indirect_byte(struct device *d, { u8 reg = 0; struct ipw_priv *priv = d->driver_data; + if (priv->status & STATUS_INDIRECT_BYTE) reg = ipw_read_reg8(priv, priv->indirect_byte); else @@ -946,7 +1535,7 @@ static ssize_t show_rf_kill(struct device *d, struct device_attribute *attr, static int ipw_radio_kill_sw(struct ipw_priv *priv, int disable_radio) { if ((disable_radio ? 1 : 0) == - (priv->status & STATUS_RF_KILL_SW ? 1 : 0)) + ((priv->status & STATUS_RF_KILL_SW) ? 1 : 0)) return 0; IPW_DEBUG_RF_KILL("Manual SW RF Kill set to: RADIO %s\n", @@ -955,10 +1544,8 @@ static int ipw_radio_kill_sw(struct ipw_priv *priv, int disable_radio) if (disable_radio) { priv->status |= STATUS_RF_KILL_SW; - if (priv->workqueue) { + if (priv->workqueue) cancel_delayed_work(&priv->request_scan); - } - wake_up_interruptible(&priv->wait_command_queue); queue_work(priv->workqueue, &priv->down); } else { priv->status &= ~STATUS_RF_KILL_SW; @@ -988,6 +1575,93 @@ static ssize_t store_rf_kill(struct device *d, struct device_attribute *attr, static DEVICE_ATTR(rf_kill, S_IWUSR | S_IRUGO, show_rf_kill, store_rf_kill); +static ssize_t show_speed_scan(struct device *d, struct device_attribute *attr, + char *buf) +{ + struct ipw_priv *priv = (struct ipw_priv *)d->driver_data; + int pos = 0, len = 0; + if (priv->config & CFG_SPEED_SCAN) { + while (priv->speed_scan[pos] != 0) + len += sprintf(&buf[len], "%d ", + priv->speed_scan[pos++]); + return len + sprintf(&buf[len], "\n"); + } + + return sprintf(buf, "0\n"); +} + +static ssize_t store_speed_scan(struct device *d, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ipw_priv *priv = (struct ipw_priv *)d->driver_data; + int channel, pos = 0; + const char *p = buf; + + /* list of space separated channels to scan, optionally ending with 0 */ + while ((channel = simple_strtol(p, NULL, 0))) { + if (pos == MAX_SPEED_SCAN - 1) { + priv->speed_scan[pos] = 0; + break; + } + + if (ipw_is_valid_channel(priv->ieee, channel)) + priv->speed_scan[pos++] = channel; + else + IPW_WARNING("Skipping invalid channel request: %d\n", + channel); + p = strchr(p, ' '); + if (!p) + break; + while (*p == ' ' || *p == '\t') + p++; + } + + if (pos == 0) + priv->config &= ~CFG_SPEED_SCAN; + else { + priv->speed_scan_pos = 0; + priv->config |= CFG_SPEED_SCAN; + } + + return count; +} + +static DEVICE_ATTR(speed_scan, S_IWUSR | S_IRUGO, show_speed_scan, + store_speed_scan); + +static ssize_t show_net_stats(struct device *d, struct device_attribute *attr, + char *buf) +{ + struct ipw_priv *priv = (struct ipw_priv *)d->driver_data; + return sprintf(buf, "%c\n", (priv->config & CFG_NET_STATS) ? '1' : '0'); +} + +static ssize_t store_net_stats(struct device *d, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ipw_priv *priv = (struct ipw_priv *)d->driver_data; + if (buf[0] == '1') + priv->config |= CFG_NET_STATS; + else + priv->config &= ~CFG_NET_STATS; + + return count; +} + +static DEVICE_ATTR(net_stats, S_IWUSR | S_IRUGO, + show_net_stats, store_net_stats); + +static void notify_wx_assoc_event(struct ipw_priv *priv) +{ + union iwreq_data wrqu; + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + if (priv->status & STATUS_ASSOCIATED) + memcpy(wrqu.ap_addr.sa_data, priv->bssid, ETH_ALEN); + else + memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN); + wireless_send_event(priv->net_dev, SIOCGIWAP, &wrqu, NULL); +} + static void ipw_irq_tasklet(struct ipw_priv *priv) { u32 inta, inta_mask, handled = 0; @@ -996,102 +1670,135 @@ static void ipw_irq_tasklet(struct ipw_priv *priv) spin_lock_irqsave(&priv->lock, flags); - inta = ipw_read32(priv, CX2_INTA_RW); - inta_mask = ipw_read32(priv, CX2_INTA_MASK_R); - inta &= (CX2_INTA_MASK_ALL & inta_mask); + inta = ipw_read32(priv, IPW_INTA_RW); + inta_mask = ipw_read32(priv, IPW_INTA_MASK_R); + inta &= (IPW_INTA_MASK_ALL & inta_mask); /* Add any cached INTA values that need to be handled */ inta |= priv->isr_inta; /* handle all the justifications for the interrupt */ - if (inta & CX2_INTA_BIT_RX_TRANSFER) { + if (inta & IPW_INTA_BIT_RX_TRANSFER) { ipw_rx(priv); - handled |= CX2_INTA_BIT_RX_TRANSFER; + handled |= IPW_INTA_BIT_RX_TRANSFER; } - if (inta & CX2_INTA_BIT_TX_CMD_QUEUE) { + if (inta & IPW_INTA_BIT_TX_CMD_QUEUE) { IPW_DEBUG_HC("Command completed.\n"); rc = ipw_queue_tx_reclaim(priv, &priv->txq_cmd, -1); priv->status &= ~STATUS_HCMD_ACTIVE; wake_up_interruptible(&priv->wait_command_queue); - handled |= CX2_INTA_BIT_TX_CMD_QUEUE; + handled |= IPW_INTA_BIT_TX_CMD_QUEUE; } - if (inta & CX2_INTA_BIT_TX_QUEUE_1) { + if (inta & IPW_INTA_BIT_TX_QUEUE_1) { IPW_DEBUG_TX("TX_QUEUE_1\n"); rc = ipw_queue_tx_reclaim(priv, &priv->txq[0], 0); - handled |= CX2_INTA_BIT_TX_QUEUE_1; + handled |= IPW_INTA_BIT_TX_QUEUE_1; } - if (inta & CX2_INTA_BIT_TX_QUEUE_2) { + if (inta & IPW_INTA_BIT_TX_QUEUE_2) { IPW_DEBUG_TX("TX_QUEUE_2\n"); rc = ipw_queue_tx_reclaim(priv, &priv->txq[1], 1); - handled |= CX2_INTA_BIT_TX_QUEUE_2; + handled |= IPW_INTA_BIT_TX_QUEUE_2; } - if (inta & CX2_INTA_BIT_TX_QUEUE_3) { + if (inta & IPW_INTA_BIT_TX_QUEUE_3) { IPW_DEBUG_TX("TX_QUEUE_3\n"); rc = ipw_queue_tx_reclaim(priv, &priv->txq[2], 2); - handled |= CX2_INTA_BIT_TX_QUEUE_3; + handled |= IPW_INTA_BIT_TX_QUEUE_3; } - if (inta & CX2_INTA_BIT_TX_QUEUE_4) { + if (inta & IPW_INTA_BIT_TX_QUEUE_4) { IPW_DEBUG_TX("TX_QUEUE_4\n"); rc = ipw_queue_tx_reclaim(priv, &priv->txq[3], 3); - handled |= CX2_INTA_BIT_TX_QUEUE_4; + handled |= IPW_INTA_BIT_TX_QUEUE_4; } - if (inta & CX2_INTA_BIT_STATUS_CHANGE) { + if (inta & IPW_INTA_BIT_STATUS_CHANGE) { IPW_WARNING("STATUS_CHANGE\n"); - handled |= CX2_INTA_BIT_STATUS_CHANGE; + handled |= IPW_INTA_BIT_STATUS_CHANGE; } - if (inta & CX2_INTA_BIT_BEACON_PERIOD_EXPIRED) { + if (inta & IPW_INTA_BIT_BEACON_PERIOD_EXPIRED) { IPW_WARNING("TX_PERIOD_EXPIRED\n"); - handled |= CX2_INTA_BIT_BEACON_PERIOD_EXPIRED; + handled |= IPW_INTA_BIT_BEACON_PERIOD_EXPIRED; } - if (inta & CX2_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE) { + if (inta & IPW_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE) { IPW_WARNING("HOST_CMD_DONE\n"); - handled |= CX2_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE; + handled |= IPW_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE; } - if (inta & CX2_INTA_BIT_FW_INITIALIZATION_DONE) { + if (inta & IPW_INTA_BIT_FW_INITIALIZATION_DONE) { IPW_WARNING("FW_INITIALIZATION_DONE\n"); - handled |= CX2_INTA_BIT_FW_INITIALIZATION_DONE; + handled |= IPW_INTA_BIT_FW_INITIALIZATION_DONE; } - if (inta & CX2_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE) { + if (inta & IPW_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE) { IPW_WARNING("PHY_OFF_DONE\n"); - handled |= CX2_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE; + handled |= IPW_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE; } - if (inta & CX2_INTA_BIT_RF_KILL_DONE) { + if (inta & IPW_INTA_BIT_RF_KILL_DONE) { IPW_DEBUG_RF_KILL("RF_KILL_DONE\n"); priv->status |= STATUS_RF_KILL_HW; wake_up_interruptible(&priv->wait_command_queue); - netif_carrier_off(priv->net_dev); - netif_stop_queue(priv->net_dev); + priv->status &= ~(STATUS_ASSOCIATED | STATUS_ASSOCIATING); cancel_delayed_work(&priv->request_scan); + schedule_work(&priv->link_down); queue_delayed_work(priv->workqueue, &priv->rf_kill, 2 * HZ); - handled |= CX2_INTA_BIT_RF_KILL_DONE; + handled |= IPW_INTA_BIT_RF_KILL_DONE; } - if (inta & CX2_INTA_BIT_FATAL_ERROR) { + if (inta & IPW_INTA_BIT_FATAL_ERROR) { IPW_ERROR("Firmware error detected. Restarting.\n"); + if (priv->error) { + IPW_ERROR("Sysfs 'error' log already exists.\n"); #ifdef CONFIG_IPW_DEBUG - if (ipw_debug_level & IPW_DL_FW_ERRORS) { - ipw_dump_nic_error_log(priv); - ipw_dump_nic_event_log(priv); - } + if (ipw_debug_level & IPW_DL_FW_ERRORS) { + struct ipw_fw_error *error = + ipw_alloc_error_log(priv); + ipw_dump_error_log(priv, error); + if (error) + ipw_free_error_log(error); + } #endif + } else { + priv->error = ipw_alloc_error_log(priv); + if (priv->error) + IPW_ERROR("Sysfs 'error' log captured.\n"); + else + IPW_ERROR("Error allocating sysfs 'error' " + "log.\n"); +#ifdef CONFIG_IPW_DEBUG + if (ipw_debug_level & IPW_DL_FW_ERRORS) + ipw_dump_error_log(priv, priv->error); +#endif + } + + /* XXX: If hardware encryption is for WPA/WPA2, + * we have to notify the supplicant. */ + if (priv->ieee->sec.encrypt) { + priv->status &= ~STATUS_ASSOCIATED; + notify_wx_assoc_event(priv); + } + + /* Keep the restart process from trying to send host + * commands by clearing the INIT status bit */ + priv->status &= ~STATUS_INIT; + + /* Cancel currently queued command. */ + priv->status &= ~STATUS_HCMD_ACTIVE; + wake_up_interruptible(&priv->wait_command_queue); + queue_work(priv->workqueue, &priv->adapter_restart); - handled |= CX2_INTA_BIT_FATAL_ERROR; + handled |= IPW_INTA_BIT_FATAL_ERROR; } - if (inta & CX2_INTA_BIT_PARITY_ERROR) { + if (inta & IPW_INTA_BIT_PARITY_ERROR) { IPW_ERROR("Parity error\n"); - handled |= CX2_INTA_BIT_PARITY_ERROR; + handled |= IPW_INTA_BIT_PARITY_ERROR; } if (handled != inta) { @@ -1104,7 +1811,6 @@ static void ipw_irq_tasklet(struct ipw_priv *priv) spin_unlock_irqrestore(&priv->lock, flags); } -#ifdef CONFIG_IPW_DEBUG #define IPW_CMD(x) case IPW_CMD_ ## x : return #x static char *get_cmd_string(u8 cmd) { @@ -1163,44 +1869,78 @@ static char *get_cmd_string(u8 cmd) return "UNKNOWN"; } } -#endif /* CONFIG_IPW_DEBUG */ #define HOST_COMPLETE_TIMEOUT HZ static int ipw_send_cmd(struct ipw_priv *priv, struct host_cmd *cmd) { int rc = 0; + unsigned long flags; + spin_lock_irqsave(&priv->lock, flags); if (priv->status & STATUS_HCMD_ACTIVE) { - IPW_ERROR("Already sending a command\n"); - return -1; + IPW_ERROR("Failed to send %s: Already sending a command.\n", + get_cmd_string(cmd->cmd)); + spin_unlock_irqrestore(&priv->lock, flags); + return -EAGAIN; } priv->status |= STATUS_HCMD_ACTIVE; - IPW_DEBUG_HC("Sending %s command (#%d), %d bytes\n", - get_cmd_string(cmd->cmd), cmd->cmd, cmd->len); + if (priv->cmdlog) { + priv->cmdlog[priv->cmdlog_pos].jiffies = jiffies; + priv->cmdlog[priv->cmdlog_pos].cmd.cmd = cmd->cmd; + priv->cmdlog[priv->cmdlog_pos].cmd.len = cmd->len; + memcpy(priv->cmdlog[priv->cmdlog_pos].cmd.param, cmd->param, + cmd->len); + priv->cmdlog[priv->cmdlog_pos].retcode = -1; + } + + IPW_DEBUG_HC("%s command (#%d) %d bytes: 0x%08X\n", + get_cmd_string(cmd->cmd), cmd->cmd, cmd->len, + priv->status); printk_buf(IPW_DL_HOST_COMMAND, (u8 *) cmd->param, cmd->len); rc = ipw_queue_tx_hcmd(priv, cmd->cmd, &cmd->param, cmd->len, 0); - if (rc) - return rc; + if (rc) { + priv->status &= ~STATUS_HCMD_ACTIVE; + IPW_ERROR("Failed to send %s: Reason %d\n", + get_cmd_string(cmd->cmd), rc); + spin_unlock_irqrestore(&priv->lock, flags); + goto exit; + } + spin_unlock_irqrestore(&priv->lock, flags); rc = wait_event_interruptible_timeout(priv->wait_command_queue, !(priv-> status & STATUS_HCMD_ACTIVE), HOST_COMPLETE_TIMEOUT); if (rc == 0) { - IPW_DEBUG_INFO("Command completion failed out after %dms.\n", - jiffies_to_msecs(HOST_COMPLETE_TIMEOUT)); - priv->status &= ~STATUS_HCMD_ACTIVE; - return -EIO; - } - if (priv->status & STATUS_RF_KILL_MASK) { - IPW_DEBUG_INFO("Command aborted due to RF Kill Switch\n"); - return -EIO; + spin_lock_irqsave(&priv->lock, flags); + if (priv->status & STATUS_HCMD_ACTIVE) { + IPW_ERROR("Failed to send %s: Command timed out.\n", + get_cmd_string(cmd->cmd)); + priv->status &= ~STATUS_HCMD_ACTIVE; + spin_unlock_irqrestore(&priv->lock, flags); + rc = -EIO; + goto exit; + } + spin_unlock_irqrestore(&priv->lock, flags); + } else + rc = 0; + + if (priv->status & STATUS_RF_KILL_HW) { + IPW_ERROR("Failed to send %s: Aborted due to RF kill switch.\n", + get_cmd_string(cmd->cmd)); + rc = -EIO; + goto exit; } - return 0; + exit: + if (priv->cmdlog) { + priv->cmdlog[priv->cmdlog_pos++].retcode = rc; + priv->cmdlog_pos %= priv->cmdlog_len; + } + return rc; } static int ipw_send_host_complete(struct ipw_priv *priv) @@ -1215,12 +1955,7 @@ static int ipw_send_host_complete(struct ipw_priv *priv) return -1; } - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send HOST_COMPLETE command\n"); - return -1; - } - - return 0; + return ipw_send_cmd(priv, &cmd); } static int ipw_send_system_config(struct ipw_priv *priv, @@ -1236,13 +1971,8 @@ static int ipw_send_system_config(struct ipw_priv *priv, return -1; } - memcpy(&cmd.param, config, sizeof(*config)); - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send SYSTEM_CONFIG command\n"); - return -1; - } - - return 0; + memcpy(cmd.param, config, sizeof(*config)); + return ipw_send_cmd(priv, &cmd); } static int ipw_send_ssid(struct ipw_priv *priv, u8 * ssid, int len) @@ -1257,13 +1987,8 @@ static int ipw_send_ssid(struct ipw_priv *priv, u8 * ssid, int len) return -1; } - memcpy(&cmd.param, ssid, cmd.len); - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send SSID command\n"); - return -1; - } - - return 0; + memcpy(cmd.param, ssid, cmd.len); + return ipw_send_cmd(priv, &cmd); } static int ipw_send_adapter_address(struct ipw_priv *priv, u8 * mac) @@ -1281,16 +2006,15 @@ static int ipw_send_adapter_address(struct ipw_priv *priv, u8 * mac) IPW_DEBUG_INFO("%s: Setting MAC to " MAC_FMT "\n", priv->net_dev->name, MAC_ARG(mac)); - memcpy(&cmd.param, mac, ETH_ALEN); - - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send ADAPTER_ADDRESS command\n"); - return -1; - } - - return 0; + memcpy(cmd.param, mac, ETH_ALEN); + return ipw_send_cmd(priv, &cmd); } +/* + * NOTE: This must be executed from our workqueue as it results in udelay + * being called which may corrupt the keyboard if executed on default + * workqueue + */ static void ipw_adapter_restart(void *adapter) { struct ipw_priv *priv = adapter; @@ -1299,12 +2023,25 @@ static void ipw_adapter_restart(void *adapter) return; ipw_down(priv); + + if (priv->assoc_network && + (priv->assoc_network->capability & WLAN_CAPABILITY_IBSS)) + ipw_remove_current_network(priv); + if (ipw_up(priv)) { IPW_ERROR("Failed to up device\n"); return; } } +static void ipw_bg_adapter_restart(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_adapter_restart(data); + up(&priv->sem); +} + #define IPW_SCAN_CHECK_WATCHDOG (5 * HZ) static void ipw_scan_check(void *data) @@ -1314,10 +2051,18 @@ static void ipw_scan_check(void *data) IPW_DEBUG_SCAN("Scan completion watchdog resetting " "adapter (%dms).\n", IPW_SCAN_CHECK_WATCHDOG / 100); - ipw_adapter_restart(priv); + queue_work(priv->workqueue, &priv->adapter_restart); } } +static void ipw_bg_scan_check(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_scan_check(data); + up(&priv->sem); +} + static int ipw_send_scan_request_ext(struct ipw_priv *priv, struct ipw_scan_request_ext *request) { @@ -1326,20 +2071,8 @@ static int ipw_send_scan_request_ext(struct ipw_priv *priv, .len = sizeof(*request) }; - if (!priv || !request) { - IPW_ERROR("Invalid args\n"); - return -1; - } - - memcpy(&cmd.param, request, sizeof(*request)); - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send SCAN_REQUEST_EXT command\n"); - return -1; - } - - queue_delayed_work(priv->workqueue, &priv->scan_check, - IPW_SCAN_CHECK_WATCHDOG); - return 0; + memcpy(cmd.param, request, sizeof(*request)); + return ipw_send_cmd(priv, &cmd); } static int ipw_send_scan_abort(struct ipw_priv *priv) @@ -1354,12 +2087,7 @@ static int ipw_send_scan_abort(struct ipw_priv *priv) return -1; } - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send SCAN_ABORT command\n"); - return -1; - } - - return 0; + return ipw_send_cmd(priv, &cmd); } static int ipw_set_sensitivity(struct ipw_priv *priv, u16 sens) @@ -1371,12 +2099,7 @@ static int ipw_set_sensitivity(struct ipw_priv *priv, u16 sens) struct ipw_sensitivity_calib *calib = (struct ipw_sensitivity_calib *) &cmd.param; calib->beacon_rssi_raw = sens; - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send SENSITIVITY CALIB command\n"); - return -1; - } - - return 0; + return ipw_send_cmd(priv, &cmd); } static int ipw_send_associate(struct ipw_priv *priv, @@ -1387,18 +2110,26 @@ static int ipw_send_associate(struct ipw_priv *priv, .len = sizeof(*associate) }; + struct ipw_associate tmp_associate; + memcpy(&tmp_associate, associate, sizeof(*associate)); + tmp_associate.policy_support = + cpu_to_le16(tmp_associate.policy_support); + tmp_associate.assoc_tsf_msw = cpu_to_le32(tmp_associate.assoc_tsf_msw); + tmp_associate.assoc_tsf_lsw = cpu_to_le32(tmp_associate.assoc_tsf_lsw); + tmp_associate.capability = cpu_to_le16(tmp_associate.capability); + tmp_associate.listen_interval = + cpu_to_le16(tmp_associate.listen_interval); + tmp_associate.beacon_interval = + cpu_to_le16(tmp_associate.beacon_interval); + tmp_associate.atim_window = cpu_to_le16(tmp_associate.atim_window); + if (!priv || !associate) { IPW_ERROR("Invalid args\n"); return -1; } - memcpy(&cmd.param, associate, sizeof(*associate)); - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send ASSOCIATE command\n"); - return -1; - } - - return 0; + memcpy(cmd.param, &tmp_associate, sizeof(*associate)); + return ipw_send_cmd(priv, &cmd); } static int ipw_send_supported_rates(struct ipw_priv *priv, @@ -1414,13 +2145,8 @@ static int ipw_send_supported_rates(struct ipw_priv *priv, return -1; } - memcpy(&cmd.param, rates, sizeof(*rates)); - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send SUPPORTED_RATES command\n"); - return -1; - } - - return 0; + memcpy(cmd.param, rates, sizeof(*rates)); + return ipw_send_cmd(priv, &cmd); } static int ipw_set_random_seed(struct ipw_priv *priv) @@ -1437,15 +2163,9 @@ static int ipw_set_random_seed(struct ipw_priv *priv) get_random_bytes(&cmd.param, sizeof(u32)); - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send SEED_NUMBER command\n"); - return -1; - } - - return 0; + return ipw_send_cmd(priv, &cmd); } -#if 0 static int ipw_send_card_disable(struct ipw_priv *priv, u32 phy_off) { struct host_cmd cmd = { @@ -1460,14 +2180,8 @@ static int ipw_send_card_disable(struct ipw_priv *priv, u32 phy_off) *((u32 *) & cmd.param) = phy_off; - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send CARD_DISABLE command\n"); - return -1; - } - - return 0; + return ipw_send_cmd(priv, &cmd); } -#endif static int ipw_send_tx_power(struct ipw_priv *priv, struct ipw_tx_power *power) { @@ -1481,12 +2195,51 @@ static int ipw_send_tx_power(struct ipw_priv *priv, struct ipw_tx_power *power) return -1; } - memcpy(&cmd.param, power, sizeof(*power)); - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send TX_POWER command\n"); - return -1; + memcpy(cmd.param, power, sizeof(*power)); + return ipw_send_cmd(priv, &cmd); +} + +static int ipw_set_tx_power(struct ipw_priv *priv) +{ + const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee); + struct ipw_tx_power tx_power; + s8 max_power; + int i; + + memset(&tx_power, 0, sizeof(tx_power)); + + /* configure device for 'G' band */ + tx_power.ieee_mode = IPW_G_MODE; + tx_power.num_channels = geo->bg_channels; + for (i = 0; i < geo->bg_channels; i++) { + max_power = geo->bg[i].max_power; + tx_power.channels_tx_power[i].channel_number = + geo->bg[i].channel; + tx_power.channels_tx_power[i].tx_power = max_power ? + min(max_power, priv->tx_power) : priv->tx_power; } + if (ipw_send_tx_power(priv, &tx_power)) + return -EIO; + + /* configure device to also handle 'B' band */ + tx_power.ieee_mode = IPW_B_MODE; + if (ipw_send_tx_power(priv, &tx_power)) + return -EIO; + /* configure device to also handle 'A' band */ + if (priv->ieee->abg_true) { + tx_power.ieee_mode = IPW_A_MODE; + tx_power.num_channels = geo->a_channels; + for (i = 0; i < tx_power.num_channels; i++) { + max_power = geo->a[i].max_power; + tx_power.channels_tx_power[i].channel_number = + geo->a[i].channel; + tx_power.channels_tx_power[i].tx_power = max_power ? + min(max_power, priv->tx_power) : priv->tx_power; + } + if (ipw_send_tx_power(priv, &tx_power)) + return -EIO; + } return 0; } @@ -1505,13 +2258,8 @@ static int ipw_send_rts_threshold(struct ipw_priv *priv, u16 rts) return -1; } - memcpy(&cmd.param, &rts_threshold, sizeof(rts_threshold)); - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send RTS_THRESHOLD command\n"); - return -1; - } - - return 0; + memcpy(cmd.param, &rts_threshold, sizeof(rts_threshold)); + return ipw_send_cmd(priv, &cmd); } static int ipw_send_frag_threshold(struct ipw_priv *priv, u16 frag) @@ -1529,13 +2277,8 @@ static int ipw_send_frag_threshold(struct ipw_priv *priv, u16 frag) return -1; } - memcpy(&cmd.param, &frag_threshold, sizeof(frag_threshold)); - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send FRAG_THRESHOLD command\n"); - return -1; - } - - return 0; + memcpy(cmd.param, &frag_threshold, sizeof(frag_threshold)); + return ipw_send_cmd(priv, &cmd); } static int ipw_send_power_mode(struct ipw_priv *priv, u32 mode) @@ -1565,12 +2308,27 @@ static int ipw_send_power_mode(struct ipw_priv *priv, u32 mode) break; } - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send POWER_MODE command\n"); + return ipw_send_cmd(priv, &cmd); +} + +static int ipw_send_retry_limit(struct ipw_priv *priv, u8 slimit, u8 llimit) +{ + struct ipw_retry_limit retry_limit = { + .short_retry_limit = slimit, + .long_retry_limit = llimit + }; + struct host_cmd cmd = { + .cmd = IPW_CMD_RETRY_LIMIT, + .len = sizeof(retry_limit) + }; + + if (!priv) { + IPW_ERROR("Invalid args\n"); return -1; } - return 0; + memcpy(cmd.param, &retry_limit, sizeof(retry_limit)); + return ipw_send_cmd(priv, &cmd); } /* @@ -1672,8 +2430,7 @@ static u16 eeprom_read_u16(struct ipw_priv *priv, u8 addr) /* data's copy of the eeprom data */ static void eeprom_parse_mac(struct ipw_priv *priv, u8 * mac) { - u8 *ee = (u8 *) priv->eeprom; - memcpy(mac, &ee[EEPROM_MAC_ADDRESS], 6); + memcpy(mac, &priv->eeprom[EEPROM_MAC_ADDRESS], 6); } /* @@ -1693,7 +2450,7 @@ static void ipw_eeprom_init_sram(struct ipw_priv *priv) /* read entire contents of eeprom into private buffer */ for (i = 0; i < 128; i++) - eeprom[i] = eeprom_read_u16(priv, (u8) i); + eeprom[i] = le16_to_cpu(eeprom_read_u16(priv, (u8) i)); /* If the data looks correct, then copy it to our private @@ -1704,7 +2461,7 @@ static void ipw_eeprom_init_sram(struct ipw_priv *priv) IPW_DEBUG_INFO("Writing EEPROM data into SRAM\n"); /* write the eeprom data to sram */ - for (i = 0; i < CX2_EEPROM_IMAGE_SIZE; i++) + for (i = 0; i < IPW_EEPROM_IMAGE_SIZE; i++) ipw_write8(priv, IPW_EEPROM_DATA + i, priv->eeprom[i]); /* Do not load eeprom data on fatal error or suspend */ @@ -1724,14 +2481,14 @@ static inline void ipw_zero_memory(struct ipw_priv *priv, u32 start, u32 count) count >>= 2; if (!count) return; - _ipw_write32(priv, CX2_AUTOINC_ADDR, start); + _ipw_write32(priv, IPW_AUTOINC_ADDR, start); while (count--) - _ipw_write32(priv, CX2_AUTOINC_DATA, 0); + _ipw_write32(priv, IPW_AUTOINC_DATA, 0); } static inline void ipw_fw_dma_reset_command_blocks(struct ipw_priv *priv) { - ipw_zero_memory(priv, CX2_SHARED_SRAM_DMA_CONTROL, + ipw_zero_memory(priv, IPW_SHARED_SRAM_DMA_CONTROL, CB_NUMBER_OF_ELEMENTS_SMALL * sizeof(struct command_block)); } @@ -1745,7 +2502,7 @@ static int ipw_fw_dma_enable(struct ipw_priv *priv) ipw_fw_dma_reset_command_blocks(priv); /* Write CB base address */ - ipw_write_reg32(priv, CX2_DMA_I_CB_BASE, CX2_SHARED_SRAM_DMA_CONTROL); + ipw_write_reg32(priv, IPW_DMA_I_CB_BASE, IPW_SHARED_SRAM_DMA_CONTROL); IPW_DEBUG_FW("<< : \n"); return 0; @@ -1759,7 +2516,7 @@ static void ipw_fw_dma_abort(struct ipw_priv *priv) //set the Stop and Abort bit control = DMA_CONTROL_SMALL_CB_CONST_VALUE | DMA_CB_STOP_AND_ABORT; - ipw_write_reg32(priv, CX2_DMA_I_DMA_CONTROL, control); + ipw_write_reg32(priv, IPW_DMA_I_DMA_CONTROL, control); priv->sram_desc.last_cb_index = 0; IPW_DEBUG_FW("<< \n"); @@ -1769,7 +2526,7 @@ static int ipw_fw_dma_write_command_block(struct ipw_priv *priv, int index, struct command_block *cb) { u32 address = - CX2_SHARED_SRAM_DMA_CONTROL + + IPW_SHARED_SRAM_DMA_CONTROL + (sizeof(struct command_block) * index); IPW_DEBUG_FW(">> :\n"); @@ -1793,13 +2550,13 @@ static int ipw_fw_dma_kick(struct ipw_priv *priv) &priv->sram_desc.cb_list[index]); /* Enable the DMA in the CSR register */ - ipw_clear_bit(priv, CX2_RESET_REG, - CX2_RESET_REG_MASTER_DISABLED | - CX2_RESET_REG_STOP_MASTER); + ipw_clear_bit(priv, IPW_RESET_REG, + IPW_RESET_REG_MASTER_DISABLED | + IPW_RESET_REG_STOP_MASTER); /* Set the Start bit. */ control = DMA_CONTROL_SMALL_CB_CONST_VALUE | DMA_CB_START; - ipw_write_reg32(priv, CX2_DMA_I_DMA_CONTROL, control); + ipw_write_reg32(priv, IPW_DMA_I_DMA_CONTROL, control); IPW_DEBUG_FW("<< :\n"); return 0; @@ -1812,12 +2569,12 @@ static void ipw_fw_dma_dump_command_block(struct ipw_priv *priv) u32 cb_fields_address = 0; IPW_DEBUG_FW(">> :\n"); - address = ipw_read_reg32(priv, CX2_DMA_I_CURRENT_CB); + address = ipw_read_reg32(priv, IPW_DMA_I_CURRENT_CB); IPW_DEBUG_FW_INFO("Current CB is 0x%x \n", address); /* Read the DMA Controlor register */ - register_value = ipw_read_reg32(priv, CX2_DMA_I_DMA_CONTROL); - IPW_DEBUG_FW_INFO("CX2_DMA_I_DMA_CONTROL is 0x%x \n", register_value); + register_value = ipw_read_reg32(priv, IPW_DMA_I_DMA_CONTROL); + IPW_DEBUG_FW_INFO("IPW_DMA_I_DMA_CONTROL is 0x%x \n", register_value); /* Print the CB values */ cb_fields_address = address; @@ -1846,9 +2603,9 @@ static int ipw_fw_dma_command_block_index(struct ipw_priv *priv) u32 current_cb_index = 0; IPW_DEBUG_FW("<< :\n"); - current_cb_address = ipw_read_reg32(priv, CX2_DMA_I_CURRENT_CB); + current_cb_address = ipw_read_reg32(priv, IPW_DMA_I_CURRENT_CB); - current_cb_index = (current_cb_address - CX2_SHARED_SRAM_DMA_CONTROL) / + current_cb_index = (current_cb_address - IPW_SHARED_SRAM_DMA_CONTROL) / sizeof(struct command_block); IPW_DEBUG_FW_INFO("Current CB index 0x%x address = 0x%X \n", @@ -1977,8 +2734,8 @@ static int ipw_fw_dma_wait(struct ipw_priv *priv) ipw_fw_dma_abort(priv); /*Disable the DMA in the CSR register */ - ipw_set_bit(priv, CX2_RESET_REG, - CX2_RESET_REG_MASTER_DISABLED | CX2_RESET_REG_STOP_MASTER); + ipw_set_bit(priv, IPW_RESET_REG, + IPW_RESET_REG_MASTER_DISABLED | IPW_RESET_REG_STOP_MASTER); IPW_DEBUG_FW("<< dmaWaitSync \n"); return 0; @@ -1988,6 +2745,9 @@ static void ipw_remove_current_network(struct ipw_priv *priv) { struct list_head *element, *safe; struct ieee80211_network *network = NULL; + unsigned long flags; + + spin_lock_irqsave(&priv->ieee->lock, flags); list_for_each_safe(element, safe, &priv->ieee->network_list) { network = list_entry(element, struct ieee80211_network, list); if (!memcmp(network->bssid, priv->bssid, ETH_ALEN)) { @@ -1996,6 +2756,7 @@ static void ipw_remove_current_network(struct ipw_priv *priv) &priv->ieee->network_free_list); } } + spin_unlock_irqrestore(&priv->ieee->lock, flags); } /** @@ -2038,10 +2799,10 @@ static int ipw_stop_master(struct ipw_priv *priv) IPW_DEBUG_TRACE(">> \n"); /* stop master. typical delay - 0 */ - ipw_set_bit(priv, CX2_RESET_REG, CX2_RESET_REG_STOP_MASTER); + ipw_set_bit(priv, IPW_RESET_REG, IPW_RESET_REG_STOP_MASTER); - rc = ipw_poll_bit(priv, CX2_RESET_REG, - CX2_RESET_REG_MASTER_DISABLED, 100); + rc = ipw_poll_bit(priv, IPW_RESET_REG, + IPW_RESET_REG_MASTER_DISABLED, 100); if (rc < 0) { IPW_ERROR("stop master failed in 10ms\n"); return -1; @@ -2057,7 +2818,7 @@ static void ipw_arc_release(struct ipw_priv *priv) IPW_DEBUG_TRACE(">> \n"); mdelay(5); - ipw_clear_bit(priv, CX2_RESET_REG, CBD_RESET_REG_PRINCETON_RESET); + ipw_clear_bit(priv, IPW_RESET_REG, CBD_RESET_REG_PRINCETON_RESET); /* no one knows timing, for safety add some delay */ mdelay(5); @@ -2074,13 +2835,12 @@ struct fw_chunk { }; #define IPW_FW_MAJOR_VERSION 2 -#define IPW_FW_MINOR_VERSION 2 +#define IPW_FW_MINOR_VERSION 4 #define IPW_FW_MINOR(x) ((x & 0xff) >> 8) #define IPW_FW_MAJOR(x) (x & 0xff) -#define IPW_FW_VERSION ((IPW_FW_MINOR_VERSION << 8) | \ - IPW_FW_MAJOR_VERSION) +#define IPW_FW_VERSION ((IPW_FW_MINOR_VERSION << 8) | IPW_FW_MAJOR_VERSION) #define IPW_FW_PREFIX "ipw-" __stringify(IPW_FW_MAJOR_VERSION) \ "." __stringify(IPW_FW_MINOR_VERSION) "-" @@ -2108,8 +2868,8 @@ static int ipw_load_ucode(struct ipw_priv *priv, u8 * data, size_t len) // spin_lock_irqsave(&priv->lock, flags); - for (addr = CX2_SHARED_LOWER_BOUND; - addr < CX2_REGISTER_DOMAIN1_END; addr += 4) { + for (addr = IPW_SHARED_LOWER_BOUND; + addr < IPW_REGISTER_DOMAIN1_END; addr += 4) { ipw_write32(priv, addr, 0); } @@ -2118,16 +2878,16 @@ static int ipw_load_ucode(struct ipw_priv *priv, u8 * data, size_t len) /* destroy DMA queues */ /* reset sequence */ - ipw_write_reg32(priv, CX2_MEM_HALT_AND_RESET, CX2_BIT_HALT_RESET_ON); + ipw_write_reg32(priv, IPW_MEM_HALT_AND_RESET, IPW_BIT_HALT_RESET_ON); ipw_arc_release(priv); - ipw_write_reg32(priv, CX2_MEM_HALT_AND_RESET, CX2_BIT_HALT_RESET_OFF); + ipw_write_reg32(priv, IPW_MEM_HALT_AND_RESET, IPW_BIT_HALT_RESET_OFF); mdelay(1); /* reset PHY */ - ipw_write_reg32(priv, CX2_INTERNAL_CMD_EVENT, CX2_BASEBAND_POWER_DOWN); + ipw_write_reg32(priv, IPW_INTERNAL_CMD_EVENT, IPW_BASEBAND_POWER_DOWN); mdelay(1); - ipw_write_reg32(priv, CX2_INTERNAL_CMD_EVENT, 0); + ipw_write_reg32(priv, IPW_INTERNAL_CMD_EVENT, 0); mdelay(1); /* enable ucode store */ @@ -2145,18 +2905,19 @@ static int ipw_load_ucode(struct ipw_priv *priv, u8 * data, size_t len) */ /* load new ipw uCode */ for (i = 0; i < len / 2; i++) - ipw_write_reg16(priv, CX2_BASEBAND_CONTROL_STORE, image[i]); + ipw_write_reg16(priv, IPW_BASEBAND_CONTROL_STORE, + cpu_to_le16(image[i])); /* enable DINO */ - ipw_write_reg8(priv, CX2_BASEBAND_CONTROL_STATUS, 0); - ipw_write_reg8(priv, CX2_BASEBAND_CONTROL_STATUS, DINO_ENABLE_SYSTEM); + ipw_write_reg8(priv, IPW_BASEBAND_CONTROL_STATUS, 0); + ipw_write_reg8(priv, IPW_BASEBAND_CONTROL_STATUS, DINO_ENABLE_SYSTEM); /* this is where the igx / win driver deveates from the VAP driver. */ /* wait for alive response */ for (i = 0; i < 100; i++) { /* poll for incoming data */ - cr = ipw_read_reg8(priv, CX2_BASEBAND_CONTROL_STATUS); + cr = ipw_read_reg8(priv, IPW_BASEBAND_CONTROL_STATUS); if (cr & DINO_RXFIFO_DATA) break; mdelay(1); @@ -2168,7 +2929,8 @@ static int ipw_load_ucode(struct ipw_priv *priv, u8 * data, size_t len) for (i = 0; i < ARRAY_SIZE(response_buffer); i++) response_buffer[i] = - ipw_read_reg32(priv, CX2_BASEBAND_RX_FIFO_READ); + le32_to_cpu(ipw_read_reg32(priv, + IPW_BASEBAND_RX_FIFO_READ)); memcpy(&priv->dino_alive, response_buffer, sizeof(priv->dino_alive)); if (priv->dino_alive.alive_command == 1 @@ -2197,7 +2959,7 @@ static int ipw_load_ucode(struct ipw_priv *priv, u8 * data, size_t len) /* disable DINO, otherwise for some reason firmware have problem getting alive resp. */ - ipw_write_reg8(priv, CX2_BASEBAND_CONTROL_STATUS, 0); + ipw_write_reg8(priv, IPW_BASEBAND_CONTROL_STATUS, 0); // spin_unlock_irqrestore(&priv->lock, flags); @@ -2237,13 +2999,14 @@ static int ipw_load_firmware(struct ipw_priv *priv, u8 * data, size_t len) * offeset*/ /* Dma loading */ rc = ipw_fw_dma_add_buffer(priv, shared_phys + offset, - chunk->address, chunk->length); + le32_to_cpu(chunk->address), + le32_to_cpu(chunk->length)); if (rc) { IPW_DEBUG_INFO("dmaAddBuffer Failed\n"); goto out; } - offset += chunk->length; + offset += le32_to_cpu(chunk->length); } while (offset < len); /* Run the DMA and wait for the answer */ @@ -2269,16 +3032,16 @@ static int ipw_stop_nic(struct ipw_priv *priv) int rc = 0; /* stop */ - ipw_write32(priv, CX2_RESET_REG, CX2_RESET_REG_STOP_MASTER); + ipw_write32(priv, IPW_RESET_REG, IPW_RESET_REG_STOP_MASTER); - rc = ipw_poll_bit(priv, CX2_RESET_REG, - CX2_RESET_REG_MASTER_DISABLED, 500); + rc = ipw_poll_bit(priv, IPW_RESET_REG, + IPW_RESET_REG_MASTER_DISABLED, 500); if (rc < 0) { IPW_ERROR("wait for reg master disabled failed\n"); return rc; } - ipw_set_bit(priv, CX2_RESET_REG, CBD_RESET_REG_PRINCETON_RESET); + ipw_set_bit(priv, IPW_RESET_REG, CBD_RESET_REG_PRINCETON_RESET); return rc; } @@ -2288,14 +3051,14 @@ static void ipw_start_nic(struct ipw_priv *priv) IPW_DEBUG_TRACE(">>\n"); /* prvHwStartNic release ARC */ - ipw_clear_bit(priv, CX2_RESET_REG, - CX2_RESET_REG_MASTER_DISABLED | - CX2_RESET_REG_STOP_MASTER | + ipw_clear_bit(priv, IPW_RESET_REG, + IPW_RESET_REG_MASTER_DISABLED | + IPW_RESET_REG_STOP_MASTER | CBD_RESET_REG_PRINCETON_RESET); /* enable power management */ - ipw_set_bit(priv, CX2_GP_CNTRL_RW, - CX2_GP_CNTRL_BIT_HOST_ALLOWS_STANDBY); + ipw_set_bit(priv, IPW_GP_CNTRL_RW, + IPW_GP_CNTRL_BIT_HOST_ALLOWS_STANDBY); IPW_DEBUG_TRACE("<<\n"); } @@ -2308,25 +3071,25 @@ static int ipw_init_nic(struct ipw_priv *priv) /* reset */ /*prvHwInitNic */ /* set "initialization complete" bit to move adapter to D0 state */ - ipw_set_bit(priv, CX2_GP_CNTRL_RW, CX2_GP_CNTRL_BIT_INIT_DONE); + ipw_set_bit(priv, IPW_GP_CNTRL_RW, IPW_GP_CNTRL_BIT_INIT_DONE); /* low-level PLL activation */ - ipw_write32(priv, CX2_READ_INT_REGISTER, - CX2_BIT_INT_HOST_SRAM_READ_INT_REGISTER); + ipw_write32(priv, IPW_READ_INT_REGISTER, + IPW_BIT_INT_HOST_SRAM_READ_INT_REGISTER); /* wait for clock stabilization */ - rc = ipw_poll_bit(priv, CX2_GP_CNTRL_RW, - CX2_GP_CNTRL_BIT_CLOCK_READY, 250); + rc = ipw_poll_bit(priv, IPW_GP_CNTRL_RW, + IPW_GP_CNTRL_BIT_CLOCK_READY, 250); if (rc < 0) IPW_DEBUG_INFO("FAILED wait for clock stablization\n"); /* assert SW reset */ - ipw_set_bit(priv, CX2_RESET_REG, CX2_RESET_REG_SW_RESET); + ipw_set_bit(priv, IPW_RESET_REG, IPW_RESET_REG_SW_RESET); udelay(10); /* set "initialization complete" bit to move adapter to D0 state */ - ipw_set_bit(priv, CX2_GP_CNTRL_RW, CX2_GP_CNTRL_BIT_INIT_DONE); + ipw_set_bit(priv, IPW_GP_CNTRL_RW, IPW_GP_CNTRL_BIT_INIT_DONE); IPW_DEBUG_TRACE(">>\n"); return 0; @@ -2338,14 +3101,19 @@ static int ipw_init_nic(struct ipw_priv *priv) static int ipw_reset_nic(struct ipw_priv *priv) { int rc = 0; + unsigned long flags; IPW_DEBUG_TRACE(">>\n"); rc = ipw_init_nic(priv); + spin_lock_irqsave(&priv->lock, flags); /* Clear the 'host command active' bit... */ priv->status &= ~STATUS_HCMD_ACTIVE; wake_up_interruptible(&priv->wait_command_queue); + priv->status &= ~(STATUS_SCANNING | STATUS_SCAN_ABORTING); + wake_up_interruptible(&priv->wait_state); + spin_unlock_irqrestore(&priv->lock, flags); IPW_DEBUG_TRACE("<<\n"); return rc; @@ -2365,22 +3133,23 @@ static int ipw_get_fw(struct ipw_priv *priv, } header = (struct fw_header *)(*fw)->data; - if (IPW_FW_MAJOR(header->version) != IPW_FW_MAJOR_VERSION) { + if (IPW_FW_MAJOR(le32_to_cpu(header->version)) != IPW_FW_MAJOR_VERSION) { IPW_ERROR("'%s' firmware version not compatible (%d != %d)\n", name, - IPW_FW_MAJOR(header->version), IPW_FW_MAJOR_VERSION); + IPW_FW_MAJOR(le32_to_cpu(header->version)), + IPW_FW_MAJOR_VERSION); return -EINVAL; } IPW_DEBUG_INFO("Loading firmware '%s' file v%d.%d (%zd bytes)\n", name, - IPW_FW_MAJOR(header->version), - IPW_FW_MINOR(header->version), + IPW_FW_MAJOR(le32_to_cpu(header->version)), + IPW_FW_MINOR(le32_to_cpu(header->version)), (*fw)->size - sizeof(struct fw_header)); return 0; } -#define CX2_RX_BUF_SIZE (3000) +#define IPW_RX_BUF_SIZE (3000) static inline void ipw_rx_queue_reset(struct ipw_priv *priv, struct ipw_rx_queue *rxq) @@ -2399,8 +3168,9 @@ static inline void ipw_rx_queue_reset(struct ipw_priv *priv, * to an SKB, so we need to unmap and free potential storage */ if (rxq->pool[i].skb != NULL) { pci_unmap_single(priv->pci_dev, rxq->pool[i].dma_addr, - CX2_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); + IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); dev_kfree_skb(rxq->pool[i].skb); + rxq->pool[i].skb = NULL; } list_add_tail(&rxq->pool[i].list, &rxq->rx_used); } @@ -2418,6 +3188,19 @@ static int fw_loaded = 0; static const struct firmware *bootfw = NULL; static const struct firmware *firmware = NULL; static const struct firmware *ucode = NULL; + +static void free_firmware(void) +{ + if (fw_loaded) { + release_firmware(bootfw); + release_firmware(ucode); + release_firmware(firmware); + bootfw = ucode = firmware = NULL; + fw_loaded = 0; + } +} +#else +#define free_firmware() do {} while (0) #endif static int ipw_load(struct ipw_priv *priv) @@ -2446,10 +3229,10 @@ static int ipw_load(struct ipw_priv *priv) rc = ipw_get_fw(priv, &firmware, IPW_FW_NAME("ibss")); break; -#ifdef CONFIG_IPW_PROMISC +#ifdef CONFIG_IPW2200_MONITOR case IW_MODE_MONITOR: rc = ipw_get_fw(priv, &ucode, - IPW_FW_NAME("ibss_ucode")); + IPW_FW_NAME("sniffer_ucode")); if (rc) goto error; @@ -2488,11 +3271,11 @@ static int ipw_load(struct ipw_priv *priv) retry: /* Ensure interrupts are disabled */ - ipw_write32(priv, CX2_INTA_MASK_R, ~CX2_INTA_MASK_ALL); + ipw_write32(priv, IPW_INTA_MASK_R, ~IPW_INTA_MASK_ALL); priv->status &= ~STATUS_INT_ENABLED; /* ack pending interrupts */ - ipw_write32(priv, CX2_INTA_RW, CX2_INTA_MASK_ALL); + ipw_write32(priv, IPW_INTA_RW, IPW_INTA_MASK_ALL); ipw_stop_nic(priv); @@ -2502,14 +3285,14 @@ static int ipw_load(struct ipw_priv *priv) goto error; } - ipw_zero_memory(priv, CX2_NIC_SRAM_LOWER_BOUND, - CX2_NIC_SRAM_UPPER_BOUND - CX2_NIC_SRAM_LOWER_BOUND); + ipw_zero_memory(priv, IPW_NIC_SRAM_LOWER_BOUND, + IPW_NIC_SRAM_UPPER_BOUND - IPW_NIC_SRAM_LOWER_BOUND); /* DMA the initial boot firmware into the device */ rc = ipw_load_firmware(priv, bootfw->data + sizeof(struct fw_header), bootfw->size - sizeof(struct fw_header)); if (rc < 0) { - IPW_ERROR("Unable to load boot firmware\n"); + IPW_ERROR("Unable to load boot firmware: %d\n", rc); goto error; } @@ -2517,8 +3300,8 @@ static int ipw_load(struct ipw_priv *priv) ipw_start_nic(priv); /* wait for the device to finish it's initial startup sequence */ - rc = ipw_poll_bit(priv, CX2_INTA_RW, - CX2_INTA_BIT_FW_INITIALIZATION_DONE, 500); + rc = ipw_poll_bit(priv, IPW_INTA_RW, + IPW_INTA_BIT_FW_INITIALIZATION_DONE, 500); if (rc < 0) { IPW_ERROR("device failed to boot initial fw image\n"); goto error; @@ -2526,13 +3309,13 @@ static int ipw_load(struct ipw_priv *priv) IPW_DEBUG_INFO("initial device response after %dms\n", rc); /* ack fw init done interrupt */ - ipw_write32(priv, CX2_INTA_RW, CX2_INTA_BIT_FW_INITIALIZATION_DONE); + ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE); /* DMA the ucode into the device */ rc = ipw_load_ucode(priv, ucode->data + sizeof(struct fw_header), ucode->size - sizeof(struct fw_header)); if (rc < 0) { - IPW_ERROR("Unable to load ucode\n"); + IPW_ERROR("Unable to load ucode: %d\n", rc); goto error; } @@ -2544,7 +3327,7 @@ static int ipw_load(struct ipw_priv *priv) sizeof(struct fw_header), firmware->size - sizeof(struct fw_header)); if (rc < 0) { - IPW_ERROR("Unable to load firmware\n"); + IPW_ERROR("Unable to load firmware: %d\n", rc); goto error; } @@ -2557,12 +3340,14 @@ static int ipw_load(struct ipw_priv *priv) } /* Ensure interrupts are disabled */ - ipw_write32(priv, CX2_INTA_MASK_R, ~CX2_INTA_MASK_ALL); + ipw_write32(priv, IPW_INTA_MASK_R, ~IPW_INTA_MASK_ALL); + /* ack pending interrupts */ + ipw_write32(priv, IPW_INTA_RW, IPW_INTA_MASK_ALL); /* kick start the device */ ipw_start_nic(priv); - if (ipw_read32(priv, CX2_INTA_RW) & CX2_INTA_BIT_PARITY_ERROR) { + if (ipw_read32(priv, IPW_INTA_RW) & IPW_INTA_BIT_PARITY_ERROR) { if (retries > 0) { IPW_WARNING("Parity error. Retrying init.\n"); retries--; @@ -2575,8 +3360,8 @@ static int ipw_load(struct ipw_priv *priv) } /* wait for the device */ - rc = ipw_poll_bit(priv, CX2_INTA_RW, - CX2_INTA_BIT_FW_INITIALIZATION_DONE, 500); + rc = ipw_poll_bit(priv, IPW_INTA_RW, + IPW_INTA_BIT_FW_INITIALIZATION_DONE, 500); if (rc < 0) { IPW_ERROR("device failed to start after 500ms\n"); goto error; @@ -2584,7 +3369,7 @@ static int ipw_load(struct ipw_priv *priv) IPW_DEBUG_INFO("device response after %dms\n", rc); /* ack fw init done interrupt */ - ipw_write32(priv, CX2_INTA_RW, CX2_INTA_BIT_FW_INITIALIZATION_DONE); + ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE); /* read eeprom data and initialize the eeprom region of sram */ priv->eeprom_delay = 1; @@ -2596,10 +3381,10 @@ static int ipw_load(struct ipw_priv *priv) /* Ensure our queue has valid packets */ ipw_rx_queue_replenish(priv); - ipw_write32(priv, CX2_RX_READ_INDEX, priv->rxq->read); + ipw_write32(priv, IPW_RX_READ_INDEX, priv->rxq->read); /* ack pending interrupts */ - ipw_write32(priv, CX2_INTA_RW, CX2_INTA_MASK_ALL); + ipw_write32(priv, IPW_INTA_RW, IPW_INTA_MASK_ALL); #ifndef CONFIG_PM release_firmware(bootfw); @@ -2756,16 +3541,18 @@ static void ipw_queue_tx_free_tfd(struct ipw_priv *priv, return; /* sanity check */ - if (bd->u.data.num_chunks > NUM_TFD_CHUNKS) { - IPW_ERROR("Too many chunks: %i\n", bd->u.data.num_chunks); + if (le32_to_cpu(bd->u.data.num_chunks) > NUM_TFD_CHUNKS) { + IPW_ERROR("Too many chunks: %i\n", + le32_to_cpu(bd->u.data.num_chunks)); /** @todo issue fatal error, it is quite serious situation */ return; } /* unmap chunks if any */ - for (i = 0; i < bd->u.data.num_chunks; i++) { - pci_unmap_single(dev, bd->u.data.chunk_ptr[i], - bd->u.data.chunk_len[i], PCI_DMA_TODEVICE); + for (i = 0; i < le32_to_cpu(bd->u.data.num_chunks); i++) { + pci_unmap_single(dev, le32_to_cpu(bd->u.data.chunk_ptr[i]), + le16_to_cpu(bd->u.data.chunk_len[i]), + PCI_DMA_TODEVICE); if (txq->txb[txq->q.last_used]) { ieee80211_txb_free(txq->txb[txq->q.last_used]); txq->txb[txq->q.last_used] = NULL; @@ -2822,21 +3609,6 @@ static void ipw_tx_queue_free(struct ipw_priv *priv) ipw_queue_tx_free(priv, &priv->txq[3]); } -static void inline __maybe_wake_tx(struct ipw_priv *priv) -{ - if (netif_running(priv->net_dev)) { - switch (priv->port_type) { - case DCR_TYPE_MU_BSS: - case DCR_TYPE_MU_IBSS: - if (!(priv->status & STATUS_ASSOCIATED)) { - return; - } - } - netif_wake_queue(priv->net_dev); - } - -} - static inline void ipw_create_bssid(struct ipw_priv *priv, u8 * bssid) { /* First 3 bytes are manufacturer */ @@ -2899,7 +3671,13 @@ static void ipw_send_disassociate(struct ipw_priv *priv, int quiet) { int err; - if (!(priv->status & (STATUS_ASSOCIATING | STATUS_ASSOCIATED))) { + if (priv->status & STATUS_ASSOCIATING) { + IPW_DEBUG_ASSOC("Disassociating while associating.\n"); + queue_work(priv->workqueue, &priv->disassociate); + return; + } + + if (!(priv->status & STATUS_ASSOCIATED)) { IPW_DEBUG_ASSOC("Disassociating while not associated.\n"); return; } @@ -2916,6 +3694,7 @@ static void ipw_send_disassociate(struct ipw_priv *priv, int quiet) priv->assoc_request.assoc_type = HC_DISASSOC_QUIET; else priv->assoc_request.assoc_type = HC_DISASSOCIATE; + err = ipw_send_associate(priv, &priv->assoc_request); if (err) { IPW_DEBUG_HC("Attempt to send [dis]associate command " @@ -2925,20 +3704,27 @@ static void ipw_send_disassociate(struct ipw_priv *priv, int quiet) } -static void ipw_disassociate(void *data) +static int ipw_disassociate(void *data) { + struct ipw_priv *priv = data; + if (!(priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING))) + return 0; ipw_send_disassociate(data, 0); + return 1; } -static void notify_wx_assoc_event(struct ipw_priv *priv) +static void ipw_bg_disassociate(void *data) { - union iwreq_data wrqu; - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - if (priv->status & STATUS_ASSOCIATED) - memcpy(wrqu.ap_addr.sa_data, priv->bssid, ETH_ALEN); - else - memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN); - wireless_send_event(priv->net_dev, SIOCGIWAP, &wrqu, NULL); + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_disassociate(data); + up(&priv->sem); +} + +static void ipw_system_config(void *data) +{ + struct ipw_priv *priv = data; + ipw_send_system_config(priv, &priv->sys_config); } struct ipw_status_code { @@ -2998,7 +3784,7 @@ static const char *ipw_get_status_code(u16 status) { int i; for (i = 0; i < ARRAY_SIZE(ipw_status_codes); i++) - if (ipw_status_codes[i].status == status) + if (ipw_status_codes[i].status == (status & 0xff)) return ipw_status_codes[i].reason; return "Unknown status value."; } @@ -3077,18 +3863,30 @@ static inline u32 ipw_get_max_rate(struct ipw_priv *priv) while (i && !(mask & i)) i >>= 1; switch (i) { - case IEEE80211_CCK_RATE_1MB_MASK: return 1000000; - case IEEE80211_CCK_RATE_2MB_MASK: return 2000000; - case IEEE80211_CCK_RATE_5MB_MASK: return 5500000; - case IEEE80211_OFDM_RATE_6MB_MASK: return 6000000; - case IEEE80211_OFDM_RATE_9MB_MASK: return 9000000; - case IEEE80211_CCK_RATE_11MB_MASK: return 11000000; - case IEEE80211_OFDM_RATE_12MB_MASK: return 12000000; - case IEEE80211_OFDM_RATE_18MB_MASK: return 18000000; - case IEEE80211_OFDM_RATE_24MB_MASK: return 24000000; - case IEEE80211_OFDM_RATE_36MB_MASK: return 36000000; - case IEEE80211_OFDM_RATE_48MB_MASK: return 48000000; - case IEEE80211_OFDM_RATE_54MB_MASK: return 54000000; + case IEEE80211_CCK_RATE_1MB_MASK: + return 1000000; + case IEEE80211_CCK_RATE_2MB_MASK: + return 2000000; + case IEEE80211_CCK_RATE_5MB_MASK: + return 5500000; + case IEEE80211_OFDM_RATE_6MB_MASK: + return 6000000; + case IEEE80211_OFDM_RATE_9MB_MASK: + return 9000000; + case IEEE80211_CCK_RATE_11MB_MASK: + return 11000000; + case IEEE80211_OFDM_RATE_12MB_MASK: + return 12000000; + case IEEE80211_OFDM_RATE_18MB_MASK: + return 18000000; + case IEEE80211_OFDM_RATE_24MB_MASK: + return 24000000; + case IEEE80211_OFDM_RATE_36MB_MASK: + return 36000000; + case IEEE80211_OFDM_RATE_48MB_MASK: + return 48000000; + case IEEE80211_OFDM_RATE_54MB_MASK: + return 54000000; } if (priv->ieee->mode == IEEE_B) @@ -3116,25 +3914,35 @@ static u32 ipw_get_current_rate(struct ipw_priv *priv) return ipw_get_max_rate(priv); switch (rate) { - case IPW_TX_RATE_1MB: return 1000000; - case IPW_TX_RATE_2MB: return 2000000; - case IPW_TX_RATE_5MB: return 5500000; - case IPW_TX_RATE_6MB: return 6000000; - case IPW_TX_RATE_9MB: return 9000000; - case IPW_TX_RATE_11MB: return 11000000; - case IPW_TX_RATE_12MB: return 12000000; - case IPW_TX_RATE_18MB: return 18000000; - case IPW_TX_RATE_24MB: return 24000000; - case IPW_TX_RATE_36MB: return 36000000; - case IPW_TX_RATE_48MB: return 48000000; - case IPW_TX_RATE_54MB: return 54000000; + case IPW_TX_RATE_1MB: + return 1000000; + case IPW_TX_RATE_2MB: + return 2000000; + case IPW_TX_RATE_5MB: + return 5500000; + case IPW_TX_RATE_6MB: + return 6000000; + case IPW_TX_RATE_9MB: + return 9000000; + case IPW_TX_RATE_11MB: + return 11000000; + case IPW_TX_RATE_12MB: + return 12000000; + case IPW_TX_RATE_18MB: + return 18000000; + case IPW_TX_RATE_24MB: + return 24000000; + case IPW_TX_RATE_36MB: + return 36000000; + case IPW_TX_RATE_48MB: + return 48000000; + case IPW_TX_RATE_54MB: + return 54000000; } return 0; } -#define PERFECT_RSSI (-50) -#define WORST_RSSI (-85) #define IPW_STATS_INTERVAL (2 * HZ) static void ipw_gather_stats(struct ipw_priv *priv) { @@ -3146,6 +3954,7 @@ static void ipw_gather_stats(struct ipw_priv *priv) s16 rssi; u32 beacon_quality, signal_quality, tx_quality, rx_quality, rate_quality; + u32 max_rate; if (!(priv->status & STATUS_ASSOCIATED)) { priv->quality = 0; @@ -3202,7 +4011,8 @@ static void ipw_gather_stats(struct ipw_priv *priv) beacon_quality, missed_beacons_percent); priv->last_rate = ipw_get_current_rate(priv); - rate_quality = priv->last_rate * 40 / priv->last_rate + 60; + max_rate = ipw_get_max_rate(priv); + rate_quality = priv->last_rate * 40 / max_rate + 60; IPW_DEBUG_STATS("Rate quality : %3d%% (%dMbs)\n", rate_quality, priv->last_rate / 1000000); @@ -3223,13 +4033,20 @@ static void ipw_gather_stats(struct ipw_priv *priv) tx_quality, tx_failures_delta, tx_packets_delta); rssi = average_value(&priv->average_rssi); - if (rssi > PERFECT_RSSI) + signal_quality = + (100 * + (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) * + (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) - + (priv->ieee->perfect_rssi - rssi) * + (15 * (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) + + 62 * (priv->ieee->perfect_rssi - rssi))) / + ((priv->ieee->perfect_rssi - priv->ieee->worst_rssi) * + (priv->ieee->perfect_rssi - priv->ieee->worst_rssi)); + if (signal_quality > 100) signal_quality = 100; - else if (rssi < WORST_RSSI) + else if (signal_quality < 1) signal_quality = 0; - else - signal_quality = (rssi - WORST_RSSI) * 100 / - (PERFECT_RSSI - WORST_RSSI); + IPW_DEBUG_STATS("Signal level : %3d%% (%d dBm)\n", signal_quality, rssi); @@ -3258,6 +4075,85 @@ static void ipw_gather_stats(struct ipw_priv *priv) IPW_STATS_INTERVAL); } +static void ipw_bg_gather_stats(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_gather_stats(data); + up(&priv->sem); +} + +/* Missed beacon behavior: + * 1st missed -> roaming_threshold, just wait, don't do any scan/roam. + * roaming_threshold -> disassociate_threshold, scan and roam for better signal. + * Above disassociate threshold, give up and stop scanning. + * Roaming is disabled if disassociate_threshold <= roaming_threshold */ +static inline void ipw_handle_missed_beacon(struct ipw_priv *priv, + int missed_count) +{ + priv->notif_missed_beacons = missed_count; + + if (missed_count > priv->disassociate_threshold && + priv->status & STATUS_ASSOCIATED) { + /* If associated and we've hit the missed + * beacon threshold, disassociate, turn + * off roaming, and abort any active scans */ + IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF | + IPW_DL_STATE | IPW_DL_ASSOC, + "Missed beacon: %d - disassociate\n", missed_count); + priv->status &= ~STATUS_ROAMING; + if (priv->status & STATUS_SCANNING) { + IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF | + IPW_DL_STATE, + "Aborting scan with missed beacon.\n"); + queue_work(priv->workqueue, &priv->abort_scan); + } + + queue_work(priv->workqueue, &priv->disassociate); + return; + } + + if (priv->status & STATUS_ROAMING) { + /* If we are currently roaming, then just + * print a debug statement... */ + IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE, + "Missed beacon: %d - roam in progress\n", + missed_count); + return; + } + + if (missed_count > priv->roaming_threshold && + missed_count <= priv->disassociate_threshold) { + /* If we are not already roaming, set the ROAM + * bit in the status and kick off a scan. + * This can happen several times before we reach + * disassociate_threshold. */ + IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE, + "Missed beacon: %d - initiate " + "roaming\n", missed_count); + if (!(priv->status & STATUS_ROAMING)) { + priv->status |= STATUS_ROAMING; + if (!(priv->status & STATUS_SCANNING)) + queue_work(priv->workqueue, + &priv->request_scan); + } + return; + } + + if (priv->status & STATUS_SCANNING) { + /* Stop scan to keep fw from getting + * stuck (only if we aren't roaming -- + * otherwise we'll never scan more than 2 or 3 + * channels..) */ + IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF | IPW_DL_STATE, + "Aborting scan with missed beacon.\n"); + queue_work(priv->workqueue, &priv->abort_scan); + } + + IPW_DEBUG_NOTIF("Missed beacon: %d\n", missed_count); + +} + /** * Handle host notification packet. * Called from interrupt routine @@ -3265,6 +4161,8 @@ static void ipw_gather_stats(struct ipw_priv *priv) static inline void ipw_rx_notification(struct ipw_priv *priv, struct ipw_rx_notification *notif) { + notif->size = le16_to_cpu(notif->size); + IPW_DEBUG_NOTIF("type = %i (%d bytes)\n", notif->subtype, notif->size); switch (notif->subtype) { @@ -3308,30 +4206,44 @@ static inline void ipw_rx_notification(struct ipw_priv *priv, priv->status &= ~STATUS_ASSOCIATING; priv->status |= STATUS_ASSOCIATED; - - netif_carrier_on(priv->net_dev); - if (netif_queue_stopped(priv->net_dev)) { - IPW_DEBUG_NOTIF - ("waking queue\n"); - netif_wake_queue(priv->net_dev); - } else { - IPW_DEBUG_NOTIF - ("starting queue\n"); - netif_start_queue(priv-> - net_dev); + queue_work(priv->workqueue, + &priv->system_config); + +#ifdef CONFIG_IPW_QOS +#define IPW_GET_PACKET_STYPE(x) WLAN_FC_GET_STYPE( \ + le16_to_cpu(((struct ieee80211_hdr *)(x))->frame_ctl)) + if ((priv->status & STATUS_AUTH) && + (IPW_GET_PACKET_STYPE(¬if->u.raw) + == IEEE80211_STYPE_ASSOC_RESP)) { + if ((sizeof + (struct + ieee80211_assoc_response) + <= notif->size) + && (notif->size <= 2314)) { + struct + ieee80211_rx_stats + stats = { + .len = + notif-> + size - 1, + }; + + IPW_DEBUG_QOS + ("QoS Associate " + "size %d\n", + notif->size); + ieee80211_rx_mgt(priv-> + ieee, + (struct + ieee80211_hdr_4addr + *) + ¬if->u.raw, &stats); + } } +#endif - ipw_reset_stats(priv); - /* Ensure the rate is updated immediately */ - priv->last_rate = - ipw_get_current_rate(priv); - schedule_work(&priv->gather_stats); - notify_wx_assoc_event(priv); + schedule_work(&priv->link_up); -/* queue_delayed_work(priv->workqueue, - &priv->request_scan, - SCAN_ASSOCIATED_INTERVAL); -*/ break; } @@ -3364,12 +4276,7 @@ static inline void ipw_rx_notification(struct ipw_priv *priv, STATUS_AUTH | STATUS_ASSOCIATED); - netif_carrier_off(priv-> - net_dev); - netif_stop_queue(priv->net_dev); - queue_work(priv->workqueue, - &priv->request_scan); - notify_wx_assoc_event(priv); + schedule_work(&priv->link_down); break; } @@ -3384,6 +4291,24 @@ static inline void ipw_rx_notification(struct ipw_priv *priv, } case CMAS_INIT:{ + if (priv->status & STATUS_AUTH) { + struct + ieee80211_assoc_response + *resp; + resp = + (struct + ieee80211_assoc_response + *)¬if->u.raw; + IPW_DEBUG(IPW_DL_NOTIF | + IPW_DL_STATE | + IPW_DL_ASSOC, + "association failed (0x%04X): %s\n", + ntohs(resp->status), + ipw_get_status_code + (ntohs + (resp->status))); + } + IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | IPW_DL_ASSOC, "disassociated: '%s' " MAC_FMT @@ -3396,35 +4321,21 @@ static inline void ipw_rx_notification(struct ipw_priv *priv, ~(STATUS_DISASSOCIATING | STATUS_ASSOCIATING | STATUS_ASSOCIATED | STATUS_AUTH); + if (priv->assoc_network + && (priv->assoc_network-> + capability & + WLAN_CAPABILITY_IBSS)) + ipw_remove_current_network + (priv); - netif_stop_queue(priv->net_dev); - if (!(priv->status & STATUS_ROAMING)) { - netif_carrier_off(priv-> - net_dev); - notify_wx_assoc_event(priv); - - /* Cancel any queued work ... */ - cancel_delayed_work(&priv-> - request_scan); - cancel_delayed_work(&priv-> - adhoc_check); - - /* Queue up another scan... */ - queue_work(priv->workqueue, - &priv->request_scan); - - cancel_delayed_work(&priv-> - gather_stats); - } else { - priv->status |= STATUS_ROAMING; - queue_work(priv->workqueue, - &priv->request_scan); - } + schedule_work(&priv->link_down); - ipw_reset_stats(priv); break; } + case CMAS_RX_ASSOC_RESP: + break; + default: IPW_ERROR("assoc: unknown (%d)\n", assoc->state); @@ -3467,11 +4378,7 @@ static inline void ipw_rx_notification(struct ipw_priv *priv, STATUS_AUTH | STATUS_ASSOCIATED); - netif_carrier_off(priv->net_dev); - netif_stop_queue(priv->net_dev); - queue_work(priv->workqueue, - &priv->request_scan); - notify_wx_assoc_event(priv); + schedule_work(&priv->link_down); break; case CMAS_TX_AUTH_SEQ_1: @@ -3513,6 +4420,7 @@ static inline void ipw_rx_notification(struct ipw_priv *priv, case CMAS_RX_ASSOC_RESP: IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | IPW_DL_ASSOC, "RX_ASSOC_RESP\n"); + break; case CMAS_ASSOCIATED: IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE | @@ -3557,43 +4465,67 @@ static inline void ipw_rx_notification(struct ipw_priv *priv, priv->status &= ~(STATUS_SCANNING | STATUS_SCAN_ABORTING); + wake_up_interruptible(&priv->wait_state); cancel_delayed_work(&priv->scan_check); + if (priv->status & STATUS_EXIT_PENDING) + break; + + priv->ieee->scans++; + +#ifdef CONFIG_IPW2200_MONITOR + if (priv->ieee->iw_mode == IW_MODE_MONITOR) { + priv->status |= STATUS_SCAN_FORCED; + queue_work(priv->workqueue, + &priv->request_scan); + break; + } + priv->status &= ~STATUS_SCAN_FORCED; +#endif /* CONFIG_IPW2200_MONITOR */ + if (!(priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING | STATUS_ROAMING | STATUS_DISASSOCIATING))) queue_work(priv->workqueue, &priv->associate); else if (priv->status & STATUS_ROAMING) { - /* If a scan completed and we are in roam mode, then - * the scan that completed was the one requested as a - * result of entering roam... so, schedule the - * roam work */ - queue_work(priv->workqueue, &priv->roam); + if (x->status == SCAN_COMPLETED_STATUS_COMPLETE) + /* If a scan completed and we are in roam mode, then + * the scan that completed was the one requested as a + * result of entering roam... so, schedule the + * roam work */ + queue_work(priv->workqueue, + &priv->roam); + else + /* Don't schedule if we aborted the scan */ + priv->status &= ~STATUS_ROAMING; } else if (priv->status & STATUS_SCAN_PENDING) queue_work(priv->workqueue, &priv->request_scan); - - priv->ieee->scans++; + else if (priv->config & CFG_BACKGROUND_SCAN + && priv->status & STATUS_ASSOCIATED) + queue_delayed_work(priv->workqueue, + &priv->request_scan, HZ); break; } case HOST_NOTIFICATION_STATUS_FRAG_LENGTH:{ struct notif_frag_length *x = ¬if->u.frag_len; - if (notif->size == sizeof(*x)) { - IPW_ERROR("Frag length: %d\n", x->frag_length); - } else { + if (notif->size == sizeof(*x)) + IPW_ERROR("Frag length: %d\n", + le16_to_cpu(x->frag_length)); + else IPW_ERROR("Frag length of wrong size %d " "(should be %zd)\n", notif->size, sizeof(*x)); - } break; } case HOST_NOTIFICATION_STATUS_LINK_DETERIORATION:{ struct notif_link_deterioration *x = ¬if->u.link_deterioration; + if (notif->size == sizeof(*x)) { IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE, "link deterioration: '%s' " MAC_FMT @@ -3613,11 +4545,9 @@ static inline void ipw_rx_notification(struct ipw_priv *priv, case HOST_NOTIFICATION_DINO_CONFIG_RESPONSE:{ IPW_ERROR("Dino config\n"); if (priv->hcmd - && priv->hcmd->cmd == HOST_CMD_DINO_CONFIG) { - /* TODO: Do anything special? */ - } else { + && priv->hcmd->cmd != HOST_CMD_DINO_CONFIG) IPW_ERROR("Unexpected DINO_CONFIG_RESPONSE\n"); - } + break; } @@ -3630,36 +4560,11 @@ static inline void ipw_rx_notification(struct ipw_priv *priv, break; } - if (x->state == HOST_NOTIFICATION_STATUS_BEACON_MISSING) { - if (priv->status & STATUS_SCANNING) { - /* Stop scan to keep fw from getting - * stuck... */ - queue_work(priv->workqueue, - &priv->abort_scan); - } - - if (x->number > priv->missed_beacon_threshold && - priv->status & STATUS_ASSOCIATED) { - IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF | - IPW_DL_STATE, - "Missed beacon: %d - disassociate\n", - x->number); - queue_work(priv->workqueue, - &priv->disassociate); - } else if (x->number > priv->roaming_threshold) { - IPW_DEBUG(IPW_DL_NOTIF | IPW_DL_STATE, - "Missed beacon: %d - initiate " - "roaming\n", x->number); - queue_work(priv->workqueue, - &priv->roam); - } else { - IPW_DEBUG_NOTIF("Missed beacon: %d\n", - x->number); - } - - priv->notif_missed_beacons = x->number; - - } + if (le32_to_cpu(x->state) == + HOST_NOTIFICATION_STATUS_BEACON_MISSING) + ipw_handle_missed_beacon(priv, + le32_to_cpu(x-> + number)); break; } @@ -3698,7 +4603,8 @@ static inline void ipw_rx_notification(struct ipw_priv *priv, case HOST_NOTIFICATION_NOISE_STATS:{ if (notif->size == sizeof(u32)) { priv->last_noise = - (u8) (notif->u.noise.value & 0xff); + (u8) (le32_to_cpu(notif->u.noise.value) & + 0xff); average_add(&priv->average_noise, priv->last_noise); break; @@ -3731,43 +4637,43 @@ static int ipw_queue_reset(struct ipw_priv *priv) ipw_tx_queue_free(priv); /* Tx CMD queue */ rc = ipw_queue_tx_init(priv, &priv->txq_cmd, nTxCmd, - CX2_TX_CMD_QUEUE_READ_INDEX, - CX2_TX_CMD_QUEUE_WRITE_INDEX, - CX2_TX_CMD_QUEUE_BD_BASE, - CX2_TX_CMD_QUEUE_BD_SIZE); + IPW_TX_CMD_QUEUE_READ_INDEX, + IPW_TX_CMD_QUEUE_WRITE_INDEX, + IPW_TX_CMD_QUEUE_BD_BASE, + IPW_TX_CMD_QUEUE_BD_SIZE); if (rc) { IPW_ERROR("Tx Cmd queue init failed\n"); goto error; } /* Tx queue(s) */ rc = ipw_queue_tx_init(priv, &priv->txq[0], nTx, - CX2_TX_QUEUE_0_READ_INDEX, - CX2_TX_QUEUE_0_WRITE_INDEX, - CX2_TX_QUEUE_0_BD_BASE, CX2_TX_QUEUE_0_BD_SIZE); + IPW_TX_QUEUE_0_READ_INDEX, + IPW_TX_QUEUE_0_WRITE_INDEX, + IPW_TX_QUEUE_0_BD_BASE, IPW_TX_QUEUE_0_BD_SIZE); if (rc) { IPW_ERROR("Tx 0 queue init failed\n"); goto error; } rc = ipw_queue_tx_init(priv, &priv->txq[1], nTx, - CX2_TX_QUEUE_1_READ_INDEX, - CX2_TX_QUEUE_1_WRITE_INDEX, - CX2_TX_QUEUE_1_BD_BASE, CX2_TX_QUEUE_1_BD_SIZE); + IPW_TX_QUEUE_1_READ_INDEX, + IPW_TX_QUEUE_1_WRITE_INDEX, + IPW_TX_QUEUE_1_BD_BASE, IPW_TX_QUEUE_1_BD_SIZE); if (rc) { IPW_ERROR("Tx 1 queue init failed\n"); goto error; } rc = ipw_queue_tx_init(priv, &priv->txq[2], nTx, - CX2_TX_QUEUE_2_READ_INDEX, - CX2_TX_QUEUE_2_WRITE_INDEX, - CX2_TX_QUEUE_2_BD_BASE, CX2_TX_QUEUE_2_BD_SIZE); + IPW_TX_QUEUE_2_READ_INDEX, + IPW_TX_QUEUE_2_WRITE_INDEX, + IPW_TX_QUEUE_2_BD_BASE, IPW_TX_QUEUE_2_BD_SIZE); if (rc) { IPW_ERROR("Tx 2 queue init failed\n"); goto error; } rc = ipw_queue_tx_init(priv, &priv->txq[3], nTx, - CX2_TX_QUEUE_3_READ_INDEX, - CX2_TX_QUEUE_3_WRITE_INDEX, - CX2_TX_QUEUE_3_BD_BASE, CX2_TX_QUEUE_3_BD_SIZE); + IPW_TX_QUEUE_3_READ_INDEX, + IPW_TX_QUEUE_3_WRITE_INDEX, + IPW_TX_QUEUE_3_BD_BASE, IPW_TX_QUEUE_3_BD_SIZE); if (rc) { IPW_ERROR("Tx 3 queue init failed\n"); goto error; @@ -3815,9 +4721,10 @@ static int ipw_queue_tx_reclaim(struct ipw_priv *priv, priv->tx_packets++; } done: - if (ipw_queue_space(q) > q->low_mark && qindex >= 0) { - __maybe_wake_tx(priv); - } + if ((ipw_queue_space(q) > q->low_mark) && + (qindex >= 0) && + (priv->status & STATUS_ASSOCIATED) && netif_running(priv->net_dev)) + netif_wake_queue(priv->net_dev); used = q->first_empty - q->last_used; if (used < 0) used += q->n_bd; @@ -3858,7 +4765,7 @@ static int ipw_queue_tx_hcmd(struct ipw_priv *priv, int hcmd, void *buf, * Rx theory of operation * * The host allocates 32 DMA target addresses and passes the host address - * to the firmware at register CX2_RFDS_TABLE_LOWER + N * RFD_SIZE where N is + * to the firmware at register IPW_RFDS_TABLE_LOWER + N * RFD_SIZE where N is * 0 to 31 * * Rx Queue Indexes @@ -3942,7 +4849,7 @@ static void ipw_rx_queue_restock(struct ipw_priv *priv) rxb = list_entry(element, struct ipw_rx_mem_buffer, list); list_del(element); - ipw_write32(priv, CX2_RFDS_TABLE_LOWER + rxq->write * RFD_SIZE, + ipw_write32(priv, IPW_RFDS_TABLE_LOWER + rxq->write * RFD_SIZE, rxb->dma_addr); rxq->queue[rxq->write] = rxb; rxq->write = (rxq->write + 1) % RX_QUEUE_SIZE; @@ -3957,7 +4864,7 @@ static void ipw_rx_queue_restock(struct ipw_priv *priv) /* If we've added more space for the firmware to place data, tell it */ if (write != rxq->write) - ipw_write32(priv, CX2_RX_WRITE_INDEX, rxq->write); + ipw_write32(priv, IPW_RX_WRITE_INDEX, rxq->write); } /* @@ -3978,7 +4885,7 @@ static void ipw_rx_queue_replenish(void *data) while (!list_empty(&rxq->rx_used)) { element = rxq->rx_used.next; rxb = list_entry(element, struct ipw_rx_mem_buffer, list); - rxb->skb = alloc_skb(CX2_RX_BUF_SIZE, GFP_ATOMIC); + rxb->skb = alloc_skb(IPW_RX_BUF_SIZE, GFP_ATOMIC); if (!rxb->skb) { printk(KERN_CRIT "%s: Can not allocate SKB buffers.\n", priv->net_dev->name); @@ -3992,7 +4899,7 @@ static void ipw_rx_queue_replenish(void *data) rxb->rxb = (struct ipw_rx_buffer *)rxb->skb->data; rxb->dma_addr = pci_map_single(priv->pci_dev, rxb->skb->data, - CX2_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); + IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); list_add_tail(&rxb->list, &rxq->rx_free); rxq->free_count++; @@ -4002,6 +4909,14 @@ static void ipw_rx_queue_replenish(void *data) ipw_rx_queue_restock(priv); } +static void ipw_bg_rx_queue_replenish(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_rx_queue_replenish(data); + up(&priv->sem); +} + /* Assumes that the skb field of the buffers in 'pool' is kept accurate. * If an SKB has been detached, the POOL needs to have it's SKB set to NULL * This free routine walks the list of POOL entries and if SKB is set to @@ -4017,7 +4932,7 @@ static void ipw_rx_queue_free(struct ipw_priv *priv, struct ipw_rx_queue *rxq) for (i = 0; i < RX_QUEUE_SIZE + RX_FREE_BUFFERS; i++) { if (rxq->pool[i].skb != NULL) { pci_unmap_single(priv->pci_dev, rxq->pool[i].dma_addr, - CX2_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); + IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); dev_kfree_skb(rxq->pool[i].skb); } } @@ -4136,8 +5051,18 @@ static int ipw_compatible_rates(struct ipw_priv *priv, num_rates = min(network->rates_len, (u8) IPW_MAX_RATES); rates->num_rates = 0; for (i = 0; i < num_rates; i++) { - if (!ipw_is_rate_in_mask - (priv, network->mode, network->rates[i])) { + if (!ipw_is_rate_in_mask(priv, network->mode, + network->rates[i])) { + + if (network->rates[i] & IEEE80211_BASIC_RATE_MASK) { + IPW_DEBUG_SCAN("Adding masked mandatory " + "rate %02X\n", + network->rates[i]); + rates->supported_rates[rates->num_rates++] = + network->rates[i]; + continue; + } + IPW_DEBUG_SCAN("Rate %02X masked : 0x%08X\n", network->rates[i], priv->rates_mask); continue; @@ -4146,11 +5071,20 @@ static int ipw_compatible_rates(struct ipw_priv *priv, rates->supported_rates[rates->num_rates++] = network->rates[i]; } - num_rates = - min(network->rates_ex_len, (u8) (IPW_MAX_RATES - num_rates)); + num_rates = min(network->rates_ex_len, + (u8) (IPW_MAX_RATES - num_rates)); for (i = 0; i < num_rates; i++) { - if (!ipw_is_rate_in_mask - (priv, network->mode, network->rates_ex[i])) { + if (!ipw_is_rate_in_mask(priv, network->mode, + network->rates_ex[i])) { + if (network->rates_ex[i] & IEEE80211_BASIC_RATE_MASK) { + IPW_DEBUG_SCAN("Adding masked mandatory " + "rate %02X\n", + network->rates_ex[i]); + rates->supported_rates[rates->num_rates++] = + network->rates[i]; + continue; + } + IPW_DEBUG_SCAN("Rate %02X masked : 0x%08X\n", network->rates_ex[i], priv->rates_mask); continue; @@ -4160,7 +5094,7 @@ static int ipw_compatible_rates(struct ipw_priv *priv, network->rates_ex[i]; } - return rates->num_rates; + return 1; } static inline void ipw_copy_rates(struct ipw_supported_rates *dest, @@ -4242,6 +5176,216 @@ struct ipw_network_match { struct ipw_supported_rates rates; }; +static int ipw_find_adhoc_network(struct ipw_priv *priv, + struct ipw_network_match *match, + struct ieee80211_network *network, + int roaming) +{ + struct ipw_supported_rates rates; + + /* Verify that this network's capability is compatible with the + * current mode (AdHoc or Infrastructure) */ + if ((priv->ieee->iw_mode == IW_MODE_ADHOC && + !(network->capability & WLAN_CAPABILITY_IBSS))) { + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded due to " + "capability mismatch.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid)); + return 0; + } + + /* If we do not have an ESSID for this AP, we can not associate with + * it */ + if (network->flags & NETWORK_EMPTY_ESSID) { + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " + "because of hidden ESSID.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid)); + return 0; + } + + if (unlikely(roaming)) { + /* If we are roaming, then ensure check if this is a valid + * network to try and roam to */ + if ((network->ssid_len != match->network->ssid_len) || + memcmp(network->ssid, match->network->ssid, + network->ssid_len)) { + IPW_DEBUG_MERGE("Netowrk '%s (" MAC_FMT ")' excluded " + "because of non-network ESSID.\n", + escape_essid(network->ssid, + network->ssid_len), + MAC_ARG(network->bssid)); + return 0; + } + } else { + /* If an ESSID has been configured then compare the broadcast + * ESSID to ours */ + if ((priv->config & CFG_STATIC_ESSID) && + ((network->ssid_len != priv->essid_len) || + memcmp(network->ssid, priv->essid, + min(network->ssid_len, priv->essid_len)))) { + char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; + + strncpy(escaped, + escape_essid(network->ssid, network->ssid_len), + sizeof(escaped)); + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " + "because of ESSID mismatch: '%s'.\n", + escaped, MAC_ARG(network->bssid), + escape_essid(priv->essid, + priv->essid_len)); + return 0; + } + } + + /* If the old network rate is better than this one, don't bother + * testing everything else. */ + + if (network->time_stamp[0] < match->network->time_stamp[0]) { + IPW_DEBUG_MERGE("Network '%s excluded because newer than " + "current network.\n", + escape_essid(match->network->ssid, + match->network->ssid_len)); + return 0; + } else if (network->time_stamp[1] < match->network->time_stamp[1]) { + IPW_DEBUG_MERGE("Network '%s excluded because newer than " + "current network.\n", + escape_essid(match->network->ssid, + match->network->ssid_len)); + return 0; + } + + /* Now go through and see if the requested network is valid... */ + if (priv->ieee->scan_age != 0 && + time_after(jiffies, network->last_scanned + priv->ieee->scan_age)) { + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " + "because of age: %lums.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid), + 1000 * (jiffies - network->last_scanned) / HZ); + return 0; + } + + if ((priv->config & CFG_STATIC_CHANNEL) && + (network->channel != priv->channel)) { + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " + "because of channel mismatch: %d != %d.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid), + network->channel, priv->channel); + return 0; + } + + /* Verify privacy compatability */ + if (((priv->capability & CAP_PRIVACY_ON) ? 1 : 0) != + ((network->capability & WLAN_CAPABILITY_PRIVACY) ? 1 : 0)) { + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " + "because of privacy mismatch: %s != %s.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid), + priv-> + capability & CAP_PRIVACY_ON ? "on" : "off", + network-> + capability & WLAN_CAPABILITY_PRIVACY ? "on" : + "off"); + return 0; + } + + if (!memcmp(network->bssid, priv->bssid, ETH_ALEN)) { + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " + "because of the same BSSID match: " MAC_FMT + ".\n", escape_essid(network->ssid, + network->ssid_len), + MAC_ARG(network->bssid), MAC_ARG(priv->bssid)); + return 0; + } + + /* Filter out any incompatible freq / mode combinations */ + if (!ieee80211_is_valid_mode(priv->ieee, network->mode)) { + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " + "because of invalid frequency/mode " + "combination.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid)); + return 0; + } + + /* Ensure that the rates supported by the driver are compatible with + * this AP, including verification of basic rates (mandatory) */ + if (!ipw_compatible_rates(priv, network, &rates)) { + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " + "because configured rate mask excludes " + "AP mandatory rate.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid)); + return 0; + } + + if (rates.num_rates == 0) { + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' excluded " + "because of no compatible rates.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid)); + return 0; + } + + /* TODO: Perform any further minimal comparititive tests. We do not + * want to put too much policy logic here; intelligent scan selection + * should occur within a generic IEEE 802.11 user space tool. */ + + /* Set up 'new' AP to this network */ + ipw_copy_rates(&match->rates, &rates); + match->network = network; + IPW_DEBUG_MERGE("Network '%s (" MAC_FMT ")' is a viable match.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid)); + + return 1; +} + +static void ipw_merge_adhoc_network(void *data) +{ + struct ipw_priv *priv = data; + struct ieee80211_network *network = NULL; + struct ipw_network_match match = { + .network = priv->assoc_network + }; + + if ((priv->status & STATUS_ASSOCIATED) && + (priv->ieee->iw_mode == IW_MODE_ADHOC)) { + /* First pass through ROAM process -- look for a better + * network */ + unsigned long flags; + + spin_lock_irqsave(&priv->ieee->lock, flags); + list_for_each_entry(network, &priv->ieee->network_list, list) { + if (network != priv->assoc_network) + ipw_find_adhoc_network(priv, &match, network, + 1); + } + spin_unlock_irqrestore(&priv->ieee->lock, flags); + + if (match.network == priv->assoc_network) { + IPW_DEBUG_MERGE("No better ADHOC in this network to " + "merge to.\n"); + return; + } + + down(&priv->sem); + if ((priv->ieee->iw_mode == IW_MODE_ADHOC)) { + IPW_DEBUG_MERGE("remove network %s\n", + escape_essid(priv->essid, + priv->essid_len)); + ipw_remove_current_network(priv); + } + + ipw_disassociate(priv); + priv->assoc_network = match.network; + up(&priv->sem); + return; + } +} + static int ipw_best_network(struct ipw_priv *priv, struct ipw_network_match *match, struct ieee80211_network *network, int roaming) @@ -4323,9 +5467,9 @@ static int ipw_best_network(struct ipw_priv *priv, /* If this network has already had an association attempt within the * last 3 seconds, do not try and associate again... */ if (network->last_associate && - time_after(network->last_associate + (HZ * 5UL), jiffies)) { + time_after(network->last_associate + (HZ * 3UL), jiffies)) { IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " - "because of storming (%lu since last " + "because of storming (%lus since last " "assoc attempt).\n", escape_essid(network->ssid, network->ssid_len), MAC_ARG(network->bssid), @@ -4335,12 +5479,12 @@ static int ipw_best_network(struct ipw_priv *priv, /* Now go through and see if the requested network is valid... */ if (priv->ieee->scan_age != 0 && - jiffies - network->last_scanned > priv->ieee->scan_age) { + time_after(jiffies, network->last_scanned + priv->ieee->scan_age)) { IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " "because of age: %lums.\n", escape_essid(network->ssid, network->ssid_len), MAC_ARG(network->bssid), - (jiffies - network->last_scanned) / (HZ / 100)); + 1000 * (jiffies - network->last_scanned) / HZ); return 0; } @@ -4368,6 +5512,15 @@ static int ipw_best_network(struct ipw_priv *priv, return 0; } + if (!priv->ieee->wpa_enabled && (network->wpa_ie_len > 0 || + network->rsn_ie_len > 0)) { + IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " + "because of WPA capability mismatch.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid)); + return 0; + } + if ((priv->config & CFG_STATIC_BSSID) && memcmp(network->bssid, priv->bssid, ETH_ALEN)) { IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " @@ -4387,7 +5540,26 @@ static int ipw_best_network(struct ipw_priv *priv, return 0; } - ipw_compatible_rates(priv, network, &rates); + /* Filter out invalid channel in current GEO */ + if (!ipw_is_valid_channel(priv->ieee, network->channel)) { + IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " + "because of invalid channel in current GEO\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid)); + return 0; + } + + /* Ensure that the rates supported by the driver are compatible with + * this AP, including verification of basic rates (mandatory) */ + if (!ipw_compatible_rates(priv, network, &rates)) { + IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " + "because configured rate mask excludes " + "AP mandatory rate.\n", + escape_essid(network->ssid, network->ssid_len), + MAC_ARG(network->bssid)); + return 0; + } + if (rates.num_rates == 0) { IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded " "because of no compatible rates.\n", @@ -4414,6 +5586,9 @@ static int ipw_best_network(struct ipw_priv *priv, static void ipw_adhoc_create(struct ipw_priv *priv, struct ieee80211_network *network) { + const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee); + int i; + /* * For the purposes of scanning, we can set our wireless mode * to trigger scans across combinations of bands, but when it @@ -4424,22 +5599,47 @@ static void ipw_adhoc_create(struct ipw_priv *priv, * chossen band. Attempting to create a new ad-hoc network * with an invalid channel for wireless mode will trigger a * FW fatal error. + * */ - network->mode = is_valid_channel(priv->ieee->mode, priv->channel); - if (network->mode) { - network->channel = priv->channel; - } else { + switch (ipw_is_valid_channel(priv->ieee, priv->channel)) { + case IEEE80211_52GHZ_BAND: + network->mode = IEEE_A; + i = ipw_channel_to_index(priv->ieee, priv->channel); + if (i == -1) + BUG(); + if (geo->a[i].flags & IEEE80211_CH_PASSIVE_ONLY) { + IPW_WARNING("Overriding invalid channel\n"); + priv->channel = geo->a[0].channel; + } + break; + + case IEEE80211_24GHZ_BAND: + if (priv->ieee->mode & IEEE_G) + network->mode = IEEE_G; + else + network->mode = IEEE_B; + i = ipw_channel_to_index(priv->ieee, priv->channel); + if (i == -1) + BUG(); + if (geo->bg[i].flags & IEEE80211_CH_PASSIVE_ONLY) { + IPW_WARNING("Overriding invalid channel\n"); + priv->channel = geo->bg[0].channel; + } + break; + + default: IPW_WARNING("Overriding invalid channel\n"); if (priv->ieee->mode & IEEE_A) { network->mode = IEEE_A; - priv->channel = band_a_active_channel[0]; + priv->channel = geo->a[0].channel; } else if (priv->ieee->mode & IEEE_G) { network->mode = IEEE_G; - priv->channel = band_b_active_channel[0]; + priv->channel = geo->bg[0].channel; } else { network->mode = IEEE_B; - priv->channel = band_b_active_channel[0]; + priv->channel = geo->bg[0].channel; } + break; } network->channel = priv->channel; @@ -4449,6 +5649,8 @@ static void ipw_adhoc_create(struct ipw_priv *priv, memcpy(network->ssid, priv->essid, priv->essid_len); memset(&network->stats, 0, sizeof(network->stats)); network->capability = WLAN_CAPABILITY_IBSS; + if (!(priv->config & CFG_PREAMBLE_LONG)) + network->capability |= WLAN_CAPABILITY_SHORT_PREAMBLE; if (priv->capability & CAP_PRIVACY_ON) network->capability |= WLAN_CAPABILITY_PRIVACY; network->rates_len = min(priv->rates.num_rates, MAX_RATES_LENGTH); @@ -4465,13 +5667,35 @@ static void ipw_adhoc_create(struct ipw_priv *priv, network->beacon_interval = 100; /* Default */ network->listen_interval = 10; /* Default */ network->atim_window = 0; /* Default */ -#ifdef CONFIG_IEEE80211_WPA network->wpa_ie_len = 0; network->rsn_ie_len = 0; -#endif /* CONFIG_IEEE80211_WPA */ } -static void ipw_send_wep_keys(struct ipw_priv *priv) +static void ipw_send_tgi_tx_key(struct ipw_priv *priv, int type, int index) +{ + struct ipw_tgi_tx_key *key; + struct host_cmd cmd = { + .cmd = IPW_CMD_TGI_TX_KEY, + .len = sizeof(*key) + }; + + if (!(priv->ieee->sec.flags & (1 << index))) + return; + + key = (struct ipw_tgi_tx_key *)&cmd.param; + key->key_id = index; + memcpy(key->key, priv->ieee->sec.keys[index], SCM_TEMPORAL_KEY_LENGTH); + key->security_type = type; + key->station_index = 0; /* always 0 for BSS */ + key->flags = 0; + /* 0 for new key; previous value of counter (after fatal error) */ + key->tx_counter[0] = 0; + key->tx_counter[1] = 0; + + ipw_send_cmd(priv, &cmd); +} + +static void ipw_send_wep_keys(struct ipw_priv *priv, int type) { struct ipw_wep_key *key; int i; @@ -4484,19 +5708,97 @@ static void ipw_send_wep_keys(struct ipw_priv *priv) key->cmd_id = DINO_CMD_WEP_KEY; key->seq_num = 0; + /* Note: AES keys cannot be set for multiple times. + * Only set it at the first time. */ for (i = 0; i < 4; i++) { - key->key_index = i; - if (!(priv->sec.flags & (1 << i))) { + key->key_index = i | type; + if (!(priv->ieee->sec.flags & (1 << i))) { key->key_size = 0; - } else { - key->key_size = priv->sec.key_sizes[i]; - memcpy(key->key, priv->sec.keys[i], key->key_size); + continue; } - if (ipw_send_cmd(priv, &cmd)) { - IPW_ERROR("failed to send WEP_KEY command\n"); - return; - } + key->key_size = priv->ieee->sec.key_sizes[i]; + memcpy(key->key, priv->ieee->sec.keys[i], key->key_size); + + ipw_send_cmd(priv, &cmd); + } +} + +static void ipw_set_hw_decrypt_unicast(struct ipw_priv *priv, int level) +{ + if (priv->ieee->host_encrypt) + return; + + switch (level) { + case SEC_LEVEL_3: + priv->sys_config.disable_unicast_decryption = 0; + priv->ieee->host_decrypt = 0; + break; + case SEC_LEVEL_2: + priv->sys_config.disable_unicast_decryption = 1; + priv->ieee->host_decrypt = 1; + break; + case SEC_LEVEL_1: + priv->sys_config.disable_unicast_decryption = 0; + priv->ieee->host_decrypt = 0; + break; + case SEC_LEVEL_0: + priv->sys_config.disable_unicast_decryption = 1; + break; + default: + break; + } +} + +static void ipw_set_hw_decrypt_multicast(struct ipw_priv *priv, int level) +{ + if (priv->ieee->host_encrypt) + return; + + switch (level) { + case SEC_LEVEL_3: + priv->sys_config.disable_multicast_decryption = 0; + break; + case SEC_LEVEL_2: + priv->sys_config.disable_multicast_decryption = 1; + break; + case SEC_LEVEL_1: + priv->sys_config.disable_multicast_decryption = 0; + break; + case SEC_LEVEL_0: + priv->sys_config.disable_multicast_decryption = 1; + break; + default: + break; + } +} + +static void ipw_set_hwcrypto_keys(struct ipw_priv *priv) +{ + switch (priv->ieee->sec.level) { + case SEC_LEVEL_3: + if (priv->ieee->sec.flags & SEC_ACTIVE_KEY) + ipw_send_tgi_tx_key(priv, + DCT_FLAG_EXT_SECURITY_CCM, + priv->ieee->sec.active_key); + + if (!priv->ieee->host_mc_decrypt) + ipw_send_wep_keys(priv, DCW_WEP_KEY_SEC_TYPE_CCM); + break; + case SEC_LEVEL_2: + if (priv->ieee->sec.flags & SEC_ACTIVE_KEY) + ipw_send_tgi_tx_key(priv, + DCT_FLAG_EXT_SECURITY_TKIP, + priv->ieee->sec.active_key); + break; + case SEC_LEVEL_1: + ipw_send_wep_keys(priv, DCW_WEP_KEY_SEC_TYPE_WEP); + ipw_set_hw_decrypt_unicast(priv, priv->ieee->sec.level); + ipw_set_hw_decrypt_multicast(priv, priv->ieee->sec.level); + break; + case SEC_LEVEL_0: + default: + break; } } @@ -4504,9 +5806,12 @@ static void ipw_adhoc_check(void *data) { struct ipw_priv *priv = data; - if (priv->missed_adhoc_beacons++ > priv->missed_beacon_threshold && + if (priv->missed_adhoc_beacons++ > priv->disassociate_threshold && !(priv->config & CFG_ADHOC_PERSIST)) { - IPW_DEBUG_SCAN("Disassociating due to missed beacons\n"); + IPW_DEBUG(IPW_DL_INFO | IPW_DL_NOTIF | + IPW_DL_STATE | IPW_DL_ASSOC, + "Missed beacon: %d - disassociate\n", + priv->missed_adhoc_beacons); ipw_remove_current_network(priv); ipw_disassociate(priv); return; @@ -4516,6 +5821,14 @@ static void ipw_adhoc_check(void *data) priv->assoc_request.beacon_interval); } +static void ipw_bg_adhoc_check(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_adhoc_check(data); + up(&priv->sem); +} + #ifdef CONFIG_IPW_DEBUG static void ipw_debug_config(struct ipw_priv *priv) { @@ -4531,7 +5844,8 @@ static void ipw_debug_config(struct ipw_priv *priv) else IPW_DEBUG_INFO("ESSID unlocked.\n"); if (priv->config & CFG_STATIC_BSSID) - IPW_DEBUG_INFO("BSSID locked to %d\n", priv->channel); + IPW_DEBUG_INFO("BSSID locked to " MAC_FMT "\n", + MAC_ARG(priv->bssid)); else IPW_DEBUG_INFO("BSSID unlocked.\n"); if (priv->capability & CAP_PRIVACY_ON) @@ -4544,8 +5858,7 @@ static void ipw_debug_config(struct ipw_priv *priv) #define ipw_debug_config(x) do {} while (0) #endif -static inline void ipw_set_fixed_rate(struct ipw_priv *priv, - struct ieee80211_network *network) +static inline void ipw_set_fixed_rate(struct ipw_priv *priv, int mode) { /* TODO: Verify that this works... */ struct ipw_fixed_rate fr = { @@ -4562,6 +5875,8 @@ static inline void ipw_set_fixed_rate(struct ipw_priv *priv, /* IEEE_A */ if (priv->rates_mask & ~IEEE80211_OFDM_RATES_MASK) { /* Invalid fixed rate mask */ + IPW_DEBUG_WX + ("invalid fixed rate mask in ipw_set_fixed_rate\n"); fr.tx_rates = 0; break; } @@ -4571,9 +5886,11 @@ static inline void ipw_set_fixed_rate(struct ipw_priv *priv, default: /* 2.4Ghz or Mixed */ /* IEEE_B */ - if (network->mode == IEEE_B) { + if (mode == IEEE_B) { if (fr.tx_rates & ~IEEE80211_CCK_RATES_MASK) { /* Invalid fixed rate mask */ + IPW_DEBUG_WX + ("invalid fixed rate mask in ipw_set_fixed_rate\n"); fr.tx_rates = 0; } break; @@ -4583,6 +5900,8 @@ static inline void ipw_set_fixed_rate(struct ipw_priv *priv, if (fr.tx_rates & ~(IEEE80211_CCK_RATES_MASK | IEEE80211_OFDM_RATES_MASK)) { /* Invalid fixed rate mask */ + IPW_DEBUG_WX + ("invalid fixed rate mask in ipw_set_fixed_rate\n"); fr.tx_rates = 0; break; } @@ -4610,6 +5929,1112 @@ static inline void ipw_set_fixed_rate(struct ipw_priv *priv, ipw_write_reg32(priv, reg, *(u32 *) & fr); } +static void ipw_abort_scan(struct ipw_priv *priv) +{ + int err; + + if (priv->status & STATUS_SCAN_ABORTING) { + IPW_DEBUG_HC("Ignoring concurrent scan abort request.\n"); + return; + } + priv->status |= STATUS_SCAN_ABORTING; + + err = ipw_send_scan_abort(priv); + if (err) + IPW_DEBUG_HC("Request to abort scan failed.\n"); +} + +static void ipw_add_scan_channels(struct ipw_priv *priv, + struct ipw_scan_request_ext *scan, + int scan_type) +{ + int channel_index = 0; + const struct ieee80211_geo *geo; + int i; + + geo = ipw_get_geo(priv->ieee); + + if (priv->ieee->freq_band & IEEE80211_52GHZ_BAND) { + int start = channel_index; + for (i = 0; i < geo->a_channels; i++) { + if ((priv->status & STATUS_ASSOCIATED) && + geo->a[i].channel == priv->channel) + continue; + channel_index++; + scan->channels_list[channel_index] = geo->a[i].channel; + ipw_set_scan_type(scan, channel_index, + geo->a[i]. + flags & IEEE80211_CH_PASSIVE_ONLY ? + IPW_SCAN_PASSIVE_FULL_DWELL_SCAN : + scan_type); + } + + if (start != channel_index) { + scan->channels_list[start] = (u8) (IPW_A_MODE << 6) | + (channel_index - start); + channel_index++; + } + } + + if (priv->ieee->freq_band & IEEE80211_24GHZ_BAND) { + int start = channel_index; + if (priv->config & CFG_SPEED_SCAN) { + int index; + u8 channels[IEEE80211_24GHZ_CHANNELS] = { + /* nop out the list */ + [0] = 0 + }; + + u8 channel; + while (channel_index < IPW_SCAN_CHANNELS) { + channel = + priv->speed_scan[priv->speed_scan_pos]; + if (channel == 0) { + priv->speed_scan_pos = 0; + channel = priv->speed_scan[0]; + } + if ((priv->status & STATUS_ASSOCIATED) && + channel == priv->channel) { + priv->speed_scan_pos++; + continue; + } + + /* If this channel has already been + * added in scan, break from loop + * and this will be the first channel + * in the next scan. + */ + if (channels[channel - 1] != 0) + break; + + channels[channel - 1] = 1; + priv->speed_scan_pos++; + channel_index++; + scan->channels_list[channel_index] = channel; + index = + ipw_channel_to_index(priv->ieee, channel); + ipw_set_scan_type(scan, channel_index, + geo->bg[index]. + flags & + IEEE80211_CH_PASSIVE_ONLY ? + IPW_SCAN_PASSIVE_FULL_DWELL_SCAN + : scan_type); + } + } else { + for (i = 0; i < geo->bg_channels; i++) { + if ((priv->status & STATUS_ASSOCIATED) && + geo->bg[i].channel == priv->channel) + continue; + channel_index++; + scan->channels_list[channel_index] = + geo->bg[i].channel; + ipw_set_scan_type(scan, channel_index, + geo->bg[i]. + flags & + IEEE80211_CH_PASSIVE_ONLY ? + IPW_SCAN_PASSIVE_FULL_DWELL_SCAN + : scan_type); + } + } + + if (start != channel_index) { + scan->channels_list[start] = (u8) (IPW_B_MODE << 6) | + (channel_index - start); + } + } +} + +static int ipw_request_scan(struct ipw_priv *priv) +{ + struct ipw_scan_request_ext scan; + int err = 0, scan_type; + + if (!(priv->status & STATUS_INIT) || + (priv->status & STATUS_EXIT_PENDING)) + return 0; + + down(&priv->sem); + + if (priv->status & STATUS_SCANNING) { + IPW_DEBUG_HC("Concurrent scan requested. Ignoring.\n"); + priv->status |= STATUS_SCAN_PENDING; + goto done; + } + + if (!(priv->status & STATUS_SCAN_FORCED) && + priv->status & STATUS_SCAN_ABORTING) { + IPW_DEBUG_HC("Scan request while abort pending. Queuing.\n"); + priv->status |= STATUS_SCAN_PENDING; + goto done; + } + + if (priv->status & STATUS_RF_KILL_MASK) { + IPW_DEBUG_HC("Aborting scan due to RF Kill activation\n"); + priv->status |= STATUS_SCAN_PENDING; + goto done; + } + + memset(&scan, 0, sizeof(scan)); + + if (priv->config & CFG_SPEED_SCAN) + scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] = + cpu_to_le16(30); + else + scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] = + cpu_to_le16(20); + + scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] = + cpu_to_le16(20); + scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120); + + scan.full_scan_index = cpu_to_le32(ieee80211_get_scans(priv->ieee)); + +#ifdef CONFIG_IPW2200_MONITOR + if (priv->ieee->iw_mode == IW_MODE_MONITOR) { + u8 channel; + u8 band = 0; + + switch (ipw_is_valid_channel(priv->ieee, priv->channel)) { + case IEEE80211_52GHZ_BAND: + band = (u8) (IPW_A_MODE << 6) | 1; + channel = priv->channel; + break; + + case IEEE80211_24GHZ_BAND: + band = (u8) (IPW_B_MODE << 6) | 1; + channel = priv->channel; + break; + + default: + band = (u8) (IPW_B_MODE << 6) | 1; + channel = 9; + break; + } + + scan.channels_list[0] = band; + scan.channels_list[1] = channel; + ipw_set_scan_type(&scan, 1, IPW_SCAN_PASSIVE_FULL_DWELL_SCAN); + + /* NOTE: The card will sit on this channel for this time + * period. Scan aborts are timing sensitive and frequently + * result in firmware restarts. As such, it is best to + * set a small dwell_time here and just keep re-issuing + * scans. Otherwise fast channel hopping will not actually + * hop channels. + * + * TODO: Move SPEED SCAN support to all modes and bands */ + scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = + cpu_to_le16(2000); + } else { +#endif /* CONFIG_IPW2200_MONITOR */ + /* If we are roaming, then make this a directed scan for the + * current network. Otherwise, ensure that every other scan + * is a fast channel hop scan */ + if ((priv->status & STATUS_ROAMING) + || (!(priv->status & STATUS_ASSOCIATED) + && (priv->config & CFG_STATIC_ESSID) + && (le32_to_cpu(scan.full_scan_index) % 2))) { + err = ipw_send_ssid(priv, priv->essid, priv->essid_len); + if (err) { + IPW_DEBUG_HC("Attempt to send SSID command " + "failed.\n"); + goto done; + } + + scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN; + } else + scan_type = IPW_SCAN_ACTIVE_BROADCAST_SCAN; + + ipw_add_scan_channels(priv, &scan, scan_type); +#ifdef CONFIG_IPW2200_MONITOR + } +#endif + + err = ipw_send_scan_request_ext(priv, &scan); + if (err) { + IPW_DEBUG_HC("Sending scan command failed: %08X\n", err); + goto done; + } + + priv->status |= STATUS_SCANNING; + priv->status &= ~STATUS_SCAN_PENDING; + queue_delayed_work(priv->workqueue, &priv->scan_check, + IPW_SCAN_CHECK_WATCHDOG); + done: + up(&priv->sem); + return err; +} + +static void ipw_bg_abort_scan(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_abort_scan(data); + up(&priv->sem); +} + +static int ipw_wpa_enable(struct ipw_priv *priv, int value) +{ + /* This is called when wpa_supplicant loads and closes the driver + * interface. */ + priv->ieee->wpa_enabled = value; + return 0; +} + +static int ipw_wpa_set_auth_algs(struct ipw_priv *priv, int value) +{ + struct ieee80211_device *ieee = priv->ieee; + struct ieee80211_security sec = { + .flags = SEC_AUTH_MODE, + }; + int ret = 0; + + if (value & IW_AUTH_ALG_SHARED_KEY) { + sec.auth_mode = WLAN_AUTH_SHARED_KEY; + ieee->open_wep = 0; + } else if (value & IW_AUTH_ALG_OPEN_SYSTEM) { + sec.auth_mode = WLAN_AUTH_OPEN; + ieee->open_wep = 1; + } else + return -EINVAL; + + if (ieee->set_security) + ieee->set_security(ieee->dev, &sec); + else + ret = -EOPNOTSUPP; + + return ret; +} + +void ipw_wpa_assoc_frame(struct ipw_priv *priv, char *wpa_ie, int wpa_ie_len) +{ + /* make sure WPA is enabled */ + ipw_wpa_enable(priv, 1); + + ipw_disassociate(priv); +} + +static int ipw_set_rsn_capa(struct ipw_priv *priv, + char *capabilities, int length) +{ + struct host_cmd cmd = { + .cmd = IPW_CMD_RSN_CAPABILITIES, + .len = length, + }; + + IPW_DEBUG_HC("HOST_CMD_RSN_CAPABILITIES\n"); + + memcpy(cmd.param, capabilities, length); + return ipw_send_cmd(priv, &cmd); +} + +/* + * WE-18 support + */ + +/* SIOCSIWGENIE */ +static int ipw_wx_set_genie(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + struct ieee80211_device *ieee = priv->ieee; + u8 *buf; + int err = 0; + + if (wrqu->data.length > MAX_WPA_IE_LEN || + (wrqu->data.length && extra == NULL)) + return -EINVAL; + + //down(&priv->sem); + + //if (!ieee->wpa_enabled) { + // err = -EOPNOTSUPP; + // goto out; + //} + + if (wrqu->data.length) { + buf = kmalloc(wrqu->data.length, GFP_KERNEL); + if (buf == NULL) { + err = -ENOMEM; + goto out; + } + + memcpy(buf, extra, wrqu->data.length); + kfree(ieee->wpa_ie); + ieee->wpa_ie = buf; + ieee->wpa_ie_len = wrqu->data.length; + } else { + kfree(ieee->wpa_ie); + ieee->wpa_ie = NULL; + ieee->wpa_ie_len = 0; + } + + ipw_wpa_assoc_frame(priv, ieee->wpa_ie, ieee->wpa_ie_len); + out: + //up(&priv->sem); + return err; +} + +/* SIOCGIWGENIE */ +static int ipw_wx_get_genie(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + struct ieee80211_device *ieee = priv->ieee; + int err = 0; + + //down(&priv->sem); + + //if (!ieee->wpa_enabled) { + // err = -EOPNOTSUPP; + // goto out; + //} + + if (ieee->wpa_ie_len == 0 || ieee->wpa_ie == NULL) { + wrqu->data.length = 0; + goto out; + } + + if (wrqu->data.length < ieee->wpa_ie_len) { + err = -E2BIG; + goto out; + } + + wrqu->data.length = ieee->wpa_ie_len; + memcpy(extra, ieee->wpa_ie, ieee->wpa_ie_len); + + out: + //up(&priv->sem); + return err; +} + +static int wext_cipher2level(int cipher) +{ + switch (cipher) { + case IW_AUTH_CIPHER_NONE: + return SEC_LEVEL_0; + case IW_AUTH_CIPHER_WEP40: + case IW_AUTH_CIPHER_WEP104: + return SEC_LEVEL_1; + case IW_AUTH_CIPHER_TKIP: + return SEC_LEVEL_2; + case IW_AUTH_CIPHER_CCMP: + return SEC_LEVEL_3; + default: + return -1; + } +} + +/* SIOCSIWAUTH */ +static int ipw_wx_set_auth(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + struct ieee80211_device *ieee = priv->ieee; + struct iw_param *param = &wrqu->param; + struct ieee80211_crypt_data *crypt; + unsigned long flags; + int ret = 0; + + switch (param->flags & IW_AUTH_INDEX) { + case IW_AUTH_WPA_VERSION: + break; + case IW_AUTH_CIPHER_PAIRWISE: + ipw_set_hw_decrypt_unicast(priv, + wext_cipher2level(param->value)); + break; + case IW_AUTH_CIPHER_GROUP: + ipw_set_hw_decrypt_multicast(priv, + wext_cipher2level(param->value)); + break; + case IW_AUTH_KEY_MGMT: + /* + * ipw2200 does not use these parameters + */ + break; + + case IW_AUTH_TKIP_COUNTERMEASURES: + crypt = priv->ieee->crypt[priv->ieee->tx_keyidx]; + if (!crypt || !crypt->ops->set_flags || !crypt->ops->get_flags) + break; + + flags = crypt->ops->get_flags(crypt->priv); + + if (param->value) + flags |= IEEE80211_CRYPTO_TKIP_COUNTERMEASURES; + else + flags &= ~IEEE80211_CRYPTO_TKIP_COUNTERMEASURES; + + crypt->ops->set_flags(flags, crypt->priv); + + break; + + case IW_AUTH_DROP_UNENCRYPTED:{ + /* HACK: + * + * wpa_supplicant calls set_wpa_enabled when the driver + * is loaded and unloaded, regardless of if WPA is being + * used. No other calls are made which can be used to + * determine if encryption will be used or not prior to + * association being expected. If encryption is not being + * used, drop_unencrypted is set to false, else true -- we + * can use this to determine if the CAP_PRIVACY_ON bit should + * be set. + */ + struct ieee80211_security sec = { + .flags = SEC_ENABLED, + .enabled = param->value, + }; + priv->ieee->drop_unencrypted = param->value; + /* We only change SEC_LEVEL for open mode. Others + * are set by ipw_wpa_set_encryption. + */ + if (!param->value) { + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_0; + } else { + sec.flags |= SEC_LEVEL; + sec.level = SEC_LEVEL_1; + } + if (priv->ieee->set_security) + priv->ieee->set_security(priv->ieee->dev, &sec); + break; + } + + case IW_AUTH_80211_AUTH_ALG: + ret = ipw_wpa_set_auth_algs(priv, param->value); + break; + + case IW_AUTH_WPA_ENABLED: + ret = ipw_wpa_enable(priv, param->value); + break; + + case IW_AUTH_RX_UNENCRYPTED_EAPOL: + ieee->ieee802_1x = param->value; + break; + + //case IW_AUTH_ROAMING_CONTROL: + case IW_AUTH_PRIVACY_INVOKED: + ieee->privacy_invoked = param->value; + break; + + default: + return -EOPNOTSUPP; + } + return ret; +} + +/* SIOCGIWAUTH */ +static int ipw_wx_get_auth(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + struct ieee80211_device *ieee = priv->ieee; + struct ieee80211_crypt_data *crypt; + struct iw_param *param = &wrqu->param; + int ret = 0; + + switch (param->flags & IW_AUTH_INDEX) { + case IW_AUTH_WPA_VERSION: + case IW_AUTH_CIPHER_PAIRWISE: + case IW_AUTH_CIPHER_GROUP: + case IW_AUTH_KEY_MGMT: + /* + * wpa_supplicant will control these internally + */ + ret = -EOPNOTSUPP; + break; + + case IW_AUTH_TKIP_COUNTERMEASURES: + crypt = priv->ieee->crypt[priv->ieee->tx_keyidx]; + if (!crypt || !crypt->ops->get_flags) + break; + + param->value = (crypt->ops->get_flags(crypt->priv) & + IEEE80211_CRYPTO_TKIP_COUNTERMEASURES) ? 1 : 0; + + break; + + case IW_AUTH_DROP_UNENCRYPTED: + param->value = ieee->drop_unencrypted; + break; + + case IW_AUTH_80211_AUTH_ALG: + param->value = ieee->sec.auth_mode; + break; + + case IW_AUTH_WPA_ENABLED: + param->value = ieee->wpa_enabled; + break; + + case IW_AUTH_RX_UNENCRYPTED_EAPOL: + param->value = ieee->ieee802_1x; + break; + + case IW_AUTH_ROAMING_CONTROL: + case IW_AUTH_PRIVACY_INVOKED: + param->value = ieee->privacy_invoked; + break; + + default: + return -EOPNOTSUPP; + } + return 0; +} + +/* SIOCSIWENCODEEXT */ +static int ipw_wx_set_encodeext(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; + + if (hwcrypto) { + if (ext->alg == IW_ENCODE_ALG_TKIP) { + /* IPW HW can't build TKIP MIC, + host decryption still needed */ + if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) + priv->ieee->host_mc_decrypt = 1; + else { + priv->ieee->host_encrypt = 0; + priv->ieee->host_encrypt_msdu = 1; + priv->ieee->host_decrypt = 1; + } + } else { + priv->ieee->host_encrypt = 0; + priv->ieee->host_encrypt_msdu = 0; + priv->ieee->host_decrypt = 0; + priv->ieee->host_mc_decrypt = 0; + } + } + + return ieee80211_wx_set_encodeext(priv->ieee, info, wrqu, extra); +} + +/* SIOCGIWENCODEEXT */ +static int ipw_wx_get_encodeext(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + return ieee80211_wx_get_encodeext(priv->ieee, info, wrqu, extra); +} + +/* SIOCSIWMLME */ +static int ipw_wx_set_mlme(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + struct iw_mlme *mlme = (struct iw_mlme *)extra; + u16 reason; + + reason = cpu_to_le16(mlme->reason_code); + + switch (mlme->cmd) { + case IW_MLME_DEAUTH: + // silently ignore + break; + + case IW_MLME_DISASSOC: + ipw_disassociate(priv); + break; + + default: + return -EOPNOTSUPP; + } + return 0; +} + +#ifdef CONFIG_IPW_QOS + +/* QoS */ +/* +* get the modulation type of the current network or +* the card current mode +*/ +u8 ipw_qos_current_mode(struct ipw_priv * priv) +{ + u8 mode = 0; + + if (priv->status & STATUS_ASSOCIATED) { + unsigned long flags; + + spin_lock_irqsave(&priv->ieee->lock, flags); + mode = priv->assoc_network->mode; + spin_unlock_irqrestore(&priv->ieee->lock, flags); + } else { + mode = priv->ieee->mode; + } + IPW_DEBUG_QOS("QoS network/card mode %d \n", mode); + return mode; +} + +/* +* Handle management frame beacon and probe response +*/ +static int ipw_qos_handle_probe_response(struct ipw_priv *priv, + int active_network, + struct ieee80211_network *network) +{ + u32 size = sizeof(struct ieee80211_qos_parameters); + + if (network->capability & WLAN_CAPABILITY_IBSS) + network->qos_data.active = network->qos_data.supported; + + if (network->flags & NETWORK_HAS_QOS_MASK) { + if (active_network && + (network->flags & NETWORK_HAS_QOS_PARAMETERS)) + network->qos_data.active = network->qos_data.supported; + + if ((network->qos_data.active == 1) && (active_network == 1) && + (network->flags & NETWORK_HAS_QOS_PARAMETERS) && + (network->qos_data.old_param_count != + network->qos_data.param_count)) { + network->qos_data.old_param_count = + network->qos_data.param_count; + schedule_work(&priv->qos_activate); + IPW_DEBUG_QOS("QoS parameters change call " + "qos_activate\n"); + } + } else { + if ((priv->ieee->mode == IEEE_B) || (network->mode == IEEE_B)) + memcpy(&network->qos_data.parameters, + &def_parameters_CCK, size); + else + memcpy(&network->qos_data.parameters, + &def_parameters_OFDM, size); + + if ((network->qos_data.active == 1) && (active_network == 1)) { + IPW_DEBUG_QOS("QoS was disabled call qos_activate \n"); + schedule_work(&priv->qos_activate); + } + + network->qos_data.active = 0; + network->qos_data.supported = 0; + } + if ((priv->status & STATUS_ASSOCIATED) && + (priv->ieee->iw_mode == IW_MODE_ADHOC) && (active_network == 0)) { + if (memcmp(network->bssid, priv->bssid, ETH_ALEN)) + if ((network->capability & WLAN_CAPABILITY_IBSS) && + !(network->flags & NETWORK_EMPTY_ESSID)) + if ((network->ssid_len == + priv->assoc_network->ssid_len) && + !memcmp(network->ssid, + priv->assoc_network->ssid, + network->ssid_len)) { + queue_work(priv->workqueue, + &priv->merge_networks); + } + } + + return 0; +} + +/* +* This function set up the firmware to support QoS. It sends +* IPW_CMD_QOS_PARAMETERS and IPW_CMD_WME_INFO +*/ +static int ipw_qos_activate(struct ipw_priv *priv, + struct ieee80211_qos_data *qos_network_data) +{ + int err; + struct ieee80211_qos_parameters qos_parameters[QOS_QOS_SETS]; + struct ieee80211_qos_parameters *active_one = NULL; + u32 size = sizeof(struct ieee80211_qos_parameters); + u32 burst_duration; + int i; + u8 type; + + type = ipw_qos_current_mode(priv); + + active_one = &(qos_parameters[QOS_PARAM_SET_DEF_CCK]); + memcpy(active_one, priv->qos_data.def_qos_parm_CCK, size); + active_one = &(qos_parameters[QOS_PARAM_SET_DEF_OFDM]); + memcpy(active_one, priv->qos_data.def_qos_parm_OFDM, size); + + if (qos_network_data == NULL) { + if (type == IEEE_B) { + IPW_DEBUG_QOS("QoS activate network mode %d\n", type); + active_one = &def_parameters_CCK; + } else + active_one = &def_parameters_OFDM; + + memcpy(&qos_parameters[QOS_PARAM_SET_ACTIVE], active_one, size); + burst_duration = ipw_qos_get_burst_duration(priv); + for (i = 0; i < QOS_QUEUE_NUM; i++) + qos_parameters[QOS_PARAM_SET_ACTIVE].tx_op_limit[i] = + (u16) burst_duration; + } else if (priv->ieee->iw_mode == IW_MODE_ADHOC) { + if (type == IEEE_B) { + IPW_DEBUG_QOS("QoS activate IBSS nework mode %d\n", + type); + if (priv->qos_data.qos_enable == 0) + active_one = &def_parameters_CCK; + else + active_one = priv->qos_data.def_qos_parm_CCK; + } else { + if (priv->qos_data.qos_enable == 0) + active_one = &def_parameters_OFDM; + else + active_one = priv->qos_data.def_qos_parm_OFDM; + } + memcpy(&qos_parameters[QOS_PARAM_SET_ACTIVE], active_one, size); + } else { + unsigned long flags; + int active; + + spin_lock_irqsave(&priv->ieee->lock, flags); + active_one = &(qos_network_data->parameters); + qos_network_data->old_param_count = + qos_network_data->param_count; + memcpy(&qos_parameters[QOS_PARAM_SET_ACTIVE], active_one, size); + active = qos_network_data->supported; + spin_unlock_irqrestore(&priv->ieee->lock, flags); + + if (active == 0) { + burst_duration = ipw_qos_get_burst_duration(priv); + for (i = 0; i < QOS_QUEUE_NUM; i++) + qos_parameters[QOS_PARAM_SET_ACTIVE]. + tx_op_limit[i] = (u16) burst_duration; + } + } + + IPW_DEBUG_QOS("QoS sending IPW_CMD_QOS_PARAMETERS\n"); + err = ipw_send_qos_params_command(priv, + (struct ieee80211_qos_parameters *) + &(qos_parameters[0])); + if (err) + IPW_DEBUG_QOS("QoS IPW_CMD_QOS_PARAMETERS failed\n"); + + return err; +} + +/* +* send IPW_CMD_WME_INFO to the firmware +*/ +static int ipw_qos_set_info_element(struct ipw_priv *priv) +{ + int ret = 0; + struct ieee80211_qos_information_element qos_info; + + if (priv == NULL) + return -1; + + qos_info.elementID = QOS_ELEMENT_ID; + qos_info.length = sizeof(struct ieee80211_qos_information_element) - 2; + + qos_info.version = QOS_VERSION_1; + qos_info.ac_info = 0; + + memcpy(qos_info.qui, qos_oui, QOS_OUI_LEN); + qos_info.qui_type = QOS_OUI_TYPE; + qos_info.qui_subtype = QOS_OUI_INFO_SUB_TYPE; + + ret = ipw_send_qos_info_command(priv, &qos_info); + if (ret != 0) { + IPW_DEBUG_QOS("QoS error calling ipw_send_qos_info_command\n"); + } + return ret; +} + +/* +* Set the QoS parameter with the association request structure +*/ +static int ipw_qos_association(struct ipw_priv *priv, + struct ieee80211_network *network) +{ + int err = 0; + struct ieee80211_qos_data *qos_data = NULL; + struct ieee80211_qos_data ibss_data = { + .supported = 1, + .active = 1, + }; + + switch (priv->ieee->iw_mode) { + case IW_MODE_ADHOC: + if (!(network->capability & WLAN_CAPABILITY_IBSS)) + BUG(); + + qos_data = &ibss_data; + break; + + case IW_MODE_INFRA: + qos_data = &network->qos_data; + break; + + default: + BUG(); + break; + } + + err = ipw_qos_activate(priv, qos_data); + if (err) { + priv->assoc_request.policy_support &= ~HC_QOS_SUPPORT_ASSOC; + return err; + } + + if (priv->qos_data.qos_enable && qos_data->supported) { + IPW_DEBUG_QOS("QoS will be enabled for this association\n"); + priv->assoc_request.policy_support |= HC_QOS_SUPPORT_ASSOC; + return ipw_qos_set_info_element(priv); + } + + return 0; +} + +/* +* handling the beaconing responces. if we get different QoS setting +* of the network from the the associated setting adjust the QoS +* setting +*/ +static int ipw_qos_association_resp(struct ipw_priv *priv, + struct ieee80211_network *network) +{ + int ret = 0; + unsigned long flags; + u32 size = sizeof(struct ieee80211_qos_parameters); + int set_qos_param = 0; + + if ((priv == NULL) || (network == NULL) || + (priv->assoc_network == NULL)) + return ret; + + if (!(priv->status & STATUS_ASSOCIATED)) + return ret; + + if ((priv->ieee->iw_mode != IW_MODE_INFRA)) + return ret; + + spin_lock_irqsave(&priv->ieee->lock, flags); + if (network->flags & NETWORK_HAS_QOS_PARAMETERS) { + memcpy(&priv->assoc_network->qos_data, &network->qos_data, + sizeof(struct ieee80211_qos_data)); + priv->assoc_network->qos_data.active = 1; + if ((network->qos_data.old_param_count != + network->qos_data.param_count)) { + set_qos_param = 1; + network->qos_data.old_param_count = + network->qos_data.param_count; + } + + } else { + if ((network->mode == IEEE_B) || (priv->ieee->mode == IEEE_B)) + memcpy(&priv->assoc_network->qos_data.parameters, + &def_parameters_CCK, size); + else + memcpy(&priv->assoc_network->qos_data.parameters, + &def_parameters_OFDM, size); + priv->assoc_network->qos_data.active = 0; + priv->assoc_network->qos_data.supported = 0; + set_qos_param = 1; + } + + spin_unlock_irqrestore(&priv->ieee->lock, flags); + + if (set_qos_param == 1) + schedule_work(&priv->qos_activate); + + return ret; +} + +static u32 ipw_qos_get_burst_duration(struct ipw_priv *priv) +{ + u32 ret = 0; + + if ((priv == NULL)) + return 0; + + if (!(priv->ieee->modulation & IEEE80211_OFDM_MODULATION)) + ret = priv->qos_data.burst_duration_CCK; + else + ret = priv->qos_data.burst_duration_OFDM; + + return ret; +} + +/* +* Initialize the setting of QoS global +*/ +static void ipw_qos_init(struct ipw_priv *priv, int enable, + int burst_enable, u32 burst_duration_CCK, + u32 burst_duration_OFDM) +{ + priv->qos_data.qos_enable = enable; + + if (priv->qos_data.qos_enable) { + priv->qos_data.def_qos_parm_CCK = &def_qos_parameters_CCK; + priv->qos_data.def_qos_parm_OFDM = &def_qos_parameters_OFDM; + IPW_DEBUG_QOS("QoS is enabled\n"); + } else { + priv->qos_data.def_qos_parm_CCK = &def_parameters_CCK; + priv->qos_data.def_qos_parm_OFDM = &def_parameters_OFDM; + IPW_DEBUG_QOS("QoS is not enabled\n"); + } + + priv->qos_data.burst_enable = burst_enable; + + if (burst_enable) { + priv->qos_data.burst_duration_CCK = burst_duration_CCK; + priv->qos_data.burst_duration_OFDM = burst_duration_OFDM; + } else { + priv->qos_data.burst_duration_CCK = 0; + priv->qos_data.burst_duration_OFDM = 0; + } +} + +/* +* map the packet priority to the right TX Queue +*/ +static int ipw_get_tx_queue_number(struct ipw_priv *priv, u16 priority) +{ + if (priority > 7 || !priv->qos_data.qos_enable) + priority = 0; + + return from_priority_to_tx_queue[priority] - 1; +} + +/* +* add QoS parameter to the TX command +*/ +static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv, + u16 priority, + struct tfd_data *tfd, u8 unicast) +{ + int ret = 0; + int tx_queue_id = 0; + struct ieee80211_qos_data *qos_data = NULL; + int active, supported; + unsigned long flags; + + if (!(priv->status & STATUS_ASSOCIATED)) + return 0; + + qos_data = &priv->assoc_network->qos_data; + + spin_lock_irqsave(&priv->ieee->lock, flags); + + if (priv->ieee->iw_mode == IW_MODE_ADHOC) { + if (unicast == 0) + qos_data->active = 0; + else + qos_data->active = qos_data->supported; + } + + active = qos_data->active; + supported = qos_data->supported; + + spin_unlock_irqrestore(&priv->ieee->lock, flags); + + IPW_DEBUG_QOS("QoS %d network is QoS active %d supported %d " + "unicast %d\n", + priv->qos_data.qos_enable, active, supported, unicast); + if (active && priv->qos_data.qos_enable) { + ret = from_priority_to_tx_queue[priority]; + tx_queue_id = ret - 1; + IPW_DEBUG_QOS("QoS packet priority is %d \n", priority); + if (priority <= 7) { + tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED; + tfd->tfd.tfd_26.mchdr.qos_ctrl = priority; + tfd->tfd.tfd_26.mchdr.frame_ctl |= + IEEE80211_STYPE_QOS_DATA; + + if (priv->qos_data.qos_no_ack_mask & + (1UL << tx_queue_id)) { + tfd->tx_flags &= ~DCT_FLAG_ACK_REQD; + tfd->tfd.tfd_26.mchdr.qos_ctrl |= + CTRL_QOS_NO_ACK; + } + } + } + + return ret; +} + +/* +* background support to run QoS activate functionality +*/ +static void ipw_bg_qos_activate(void *data) +{ + struct ipw_priv *priv = data; + + if (priv == NULL) + return; + + down(&priv->sem); + + if (priv->status & STATUS_ASSOCIATED) + ipw_qos_activate(priv, &(priv->assoc_network->qos_data)); + + up(&priv->sem); +} + +static int ipw_handle_probe_response(struct net_device *dev, + struct ieee80211_probe_response *resp, + struct ieee80211_network *network) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + int active_network = ((priv->status & STATUS_ASSOCIATED) && + (network == priv->assoc_network)); + + ipw_qos_handle_probe_response(priv, active_network, network); + + return 0; +} + +static int ipw_handle_beacon(struct net_device *dev, + struct ieee80211_beacon *resp, + struct ieee80211_network *network) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + int active_network = ((priv->status & STATUS_ASSOCIATED) && + (network == priv->assoc_network)); + + ipw_qos_handle_probe_response(priv, active_network, network); + + return 0; +} + +static int ipw_handle_assoc_response(struct net_device *dev, + struct ieee80211_assoc_response *resp, + struct ieee80211_network *network) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + ipw_qos_association_resp(priv, network); + return 0; +} + +static int ipw_send_qos_params_command(struct ipw_priv *priv, struct ieee80211_qos_parameters + *qos_param) +{ + struct host_cmd cmd = { + .cmd = IPW_CMD_QOS_PARAMETERS, + .len = (sizeof(struct ieee80211_qos_parameters) * 3) + }; + + memcpy(cmd.param, qos_param, sizeof(*qos_param) * 3); + return ipw_send_cmd(priv, &cmd); +} + +static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos_information_element + *qos_param) +{ + struct host_cmd cmd = { + .cmd = IPW_CMD_WME_INFO, + .len = sizeof(*qos_param) + }; + + memcpy(cmd.param, qos_param, sizeof(*qos_param)); + return ipw_send_cmd(priv, &cmd); +} + +#endif /* CONFIG_IPW_QOS */ + static int ipw_associate_network(struct ipw_priv *priv, struct ieee80211_network *network, struct ipw_supported_rates *rates, int roaming) @@ -4617,7 +7042,7 @@ static int ipw_associate_network(struct ipw_priv *priv, int err; if (priv->config & CFG_FIXED_RATE) - ipw_set_fixed_rate(priv, network); + ipw_set_fixed_rate(priv, network->mode); if (!(priv->config & CFG_STATIC_ESSID)) { priv->essid_len = min(network->ssid_len, @@ -4632,14 +7057,22 @@ static int ipw_associate_network(struct ipw_priv *priv, if ((priv->capability & CAP_PRIVACY_ON) && (priv->capability & CAP_SHARED_KEY)) { priv->assoc_request.auth_type = AUTH_SHARED_KEY; - priv->assoc_request.auth_key = priv->sec.active_key; + priv->assoc_request.auth_key = priv->ieee->sec.active_key; + + if ((priv->capability & CAP_PRIVACY_ON) && + (priv->ieee->sec.level == SEC_LEVEL_1) && + !(priv->ieee->host_encrypt || priv->ieee->host_decrypt)) + ipw_send_wep_keys(priv, DCW_WEP_KEY_SEC_TYPE_WEP); } else { priv->assoc_request.auth_type = AUTH_OPEN; priv->assoc_request.auth_key = 0; } - if (priv->capability & CAP_PRIVACY_ON) - ipw_send_wep_keys(priv); + if (priv->ieee->wpa_ie_len) { + priv->assoc_request.policy_support = 0x02; /* RSN active */ + ipw_set_rsn_capa(priv, priv->ieee->wpa_ie, + priv->ieee->wpa_ie_len); + } /* * It is valid for our ieee device to support multiple modes, but @@ -4653,20 +7086,41 @@ static int ipw_associate_network(struct ipw_priv *priv, else if (network->mode & priv->ieee->mode & IEEE_B) priv->assoc_request.ieee_mode = IPW_B_MODE; + priv->assoc_request.capability = network->capability; + if ((network->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) + && !(priv->config & CFG_PREAMBLE_LONG)) { + priv->assoc_request.preamble_length = DCT_FLAG_SHORT_PREAMBLE; + } else { + priv->assoc_request.preamble_length = DCT_FLAG_LONG_PREAMBLE; + + /* Clear the short preamble if we won't be supporting it */ + priv->assoc_request.capability &= + ~WLAN_CAPABILITY_SHORT_PREAMBLE; + } + + /* Clear capability bits that aren't used in Ad Hoc */ + if (priv->ieee->iw_mode == IW_MODE_ADHOC) + priv->assoc_request.capability &= + ~WLAN_CAPABILITY_SHORT_SLOT_TIME; + IPW_DEBUG_ASSOC("%sssocation attempt: '%s', channel %d, " - "802.11%c [%d], enc=%s%s%s%c%c\n", + "802.11%c [%d], %s[:%s], enc=%s%s%s%c%c\n", roaming ? "Rea" : "A", escape_essid(priv->essid, priv->essid_len), network->channel, ipw_modes[priv->assoc_request.ieee_mode], rates->num_rates, + (priv->assoc_request.preamble_length == + DCT_FLAG_LONG_PREAMBLE) ? "long" : "short", + network->capability & + WLAN_CAPABILITY_SHORT_PREAMBLE ? "short" : "long", priv->capability & CAP_PRIVACY_ON ? "on " : "off", priv->capability & CAP_PRIVACY_ON ? (priv->capability & CAP_SHARED_KEY ? "(shared)" : "(open)") : "", priv->capability & CAP_PRIVACY_ON ? " key=" : "", priv->capability & CAP_PRIVACY_ON ? - '1' + priv->sec.active_key : '.', + '1' + priv->ieee->sec.active_key : '.', priv->capability & CAP_PRIVACY_ON ? '.' : ' '); priv->assoc_request.beacon_interval = network->beacon_interval; @@ -4684,17 +7138,16 @@ static int ipw_associate_network(struct ipw_priv *priv, priv->assoc_request.assoc_tsf_lsw = network->time_stamp[0]; } - memcpy(&priv->assoc_request.bssid, network->bssid, ETH_ALEN); + memcpy(priv->assoc_request.bssid, network->bssid, ETH_ALEN); if (priv->ieee->iw_mode == IW_MODE_ADHOC) { memset(&priv->assoc_request.dest, 0xFF, ETH_ALEN); priv->assoc_request.atim_window = network->atim_window; } else { - memcpy(&priv->assoc_request.dest, network->bssid, ETH_ALEN); + memcpy(priv->assoc_request.dest, network->bssid, ETH_ALEN); priv->assoc_request.atim_window = 0; } - priv->assoc_request.capability = network->capability; priv->assoc_request.listen_interval = network->listen_interval; err = ipw_send_ssid(priv, priv->essid, priv->essid_len); @@ -4711,6 +7164,12 @@ static int ipw_associate_network(struct ipw_priv *priv, priv->sys_config.dot11g_auto_detection = 1; else priv->sys_config.dot11g_auto_detection = 0; + + if (priv->ieee->iw_mode == IW_MODE_ADHOC) + priv->sys_config.answer_broadcast_ssid_probe = 1; + else + priv->sys_config.answer_broadcast_ssid_probe = 0; + err = ipw_send_system_config(priv, &priv->sys_config); if (err) { IPW_DEBUG_HC("Attempt to send sys config command failed.\n"); @@ -4718,7 +7177,7 @@ static int ipw_associate_network(struct ipw_priv *priv, } IPW_DEBUG_ASSOC("Association sensitivity: %d\n", network->stats.rssi); - err = ipw_set_sensitivity(priv, network->stats.rssi); + err = ipw_set_sensitivity(priv, network->stats.rssi + IPW_RSSI_TO_DBM); if (err) { IPW_DEBUG_HC("Attempt to send associate command failed.\n"); return err; @@ -4736,6 +7195,10 @@ static int ipw_associate_network(struct ipw_priv *priv, priv->assoc_network = network; +#ifdef CONFIG_IPW_QOS + ipw_qos_association(priv, network); +#endif + err = ipw_send_associate(priv, &priv->assoc_request); if (err) { IPW_DEBUG_HC("Attempt to send associate command failed.\n"); @@ -4783,12 +7246,15 @@ static void ipw_roam(void *data) if (priv->status & STATUS_ASSOCIATED) { /* First pass through ROAM process -- look for a better * network */ + unsigned long flags; u8 rssi = priv->assoc_network->stats.rssi; priv->assoc_network->stats.rssi = -128; + spin_lock_irqsave(&priv->ieee->lock, flags); list_for_each_entry(network, &priv->ieee->network_list, list) { if (network != priv->assoc_network) ipw_best_network(priv, &match, network, 1); } + spin_unlock_irqrestore(&priv->ieee->lock, flags); priv->assoc_network->stats.rssi = rssi; if (match.network == priv->assoc_network) { @@ -4811,7 +7277,15 @@ static void ipw_roam(void *data) priv->status &= ~STATUS_ROAMING; } -static void ipw_associate(void *data) +static void ipw_bg_roam(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_roam(data); + up(&priv->sem); +} + +static int ipw_associate(void *data) { struct ipw_priv *priv = data; @@ -4821,14 +7295,41 @@ static void ipw_associate(void *data) }; struct ipw_supported_rates *rates; struct list_head *element; + unsigned long flags; + + if (priv->ieee->iw_mode == IW_MODE_MONITOR) { + IPW_DEBUG_ASSOC("Not attempting association (monitor mode)\n"); + return 0; + } + + if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { + IPW_DEBUG_ASSOC("Not attempting association (already in " + "progress)\n"); + return 0; + } + + if (priv->status & STATUS_DISASSOCIATING) { + IPW_DEBUG_ASSOC("Not attempting association (in " + "disassociating)\n "); + queue_work(priv->workqueue, &priv->associate); + return 0; + } + + if (!ipw_is_init(priv) || (priv->status & STATUS_SCANNING)) { + IPW_DEBUG_ASSOC("Not attempting association (scanning or not " + "initialized)\n"); + return 0; + } if (!(priv->config & CFG_ASSOCIATE) && !(priv->config & (CFG_STATIC_ESSID | CFG_STATIC_CHANNEL | CFG_STATIC_BSSID))) { IPW_DEBUG_ASSOC("Not attempting association (associate=0)\n"); - return; + return 0; } + /* Protect our use of the network_list */ + spin_lock_irqsave(&priv->ieee->lock, flags); list_for_each_entry(network, &priv->ieee->network_list, list) ipw_best_network(priv, &match, network, 0); @@ -4839,6 +7340,7 @@ static void ipw_associate(void *data) priv->ieee->iw_mode == IW_MODE_ADHOC && priv->config & CFG_ADHOC_CREATE && priv->config & CFG_STATIC_ESSID && + priv->config & CFG_STATIC_CHANNEL && !list_empty(&priv->ieee->network_free_list)) { element = priv->ieee->network_free_list.next; network = list_entry(element, struct ieee80211_network, list); @@ -4847,25 +7349,83 @@ static void ipw_associate(void *data) list_del(element); list_add_tail(&network->list, &priv->ieee->network_list); } + spin_unlock_irqrestore(&priv->ieee->lock, flags); /* If we reached the end of the list, then we don't have any valid * matching APs */ if (!network) { ipw_debug_config(priv); - queue_delayed_work(priv->workqueue, &priv->request_scan, - SCAN_INTERVAL); + if (!(priv->status & STATUS_SCANNING)) { + if (!(priv->config & CFG_SPEED_SCAN)) + queue_delayed_work(priv->workqueue, + &priv->request_scan, + SCAN_INTERVAL); + else + queue_work(priv->workqueue, + &priv->request_scan); + } - return; + return 0; } ipw_associate_network(priv, network, rates, 0); + + return 1; } -static inline void ipw_handle_data_packet(struct ipw_priv *priv, - struct ipw_rx_mem_buffer *rxb, - struct ieee80211_rx_stats *stats) +static void ipw_bg_associate(void *data) { + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_associate(data); + up(&priv->sem); +} + +static void ipw_rebuild_decrypted_skb(struct ipw_priv *priv, + struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr; + u16 fc; + + hdr = (struct ieee80211_hdr *)skb->data; + fc = le16_to_cpu(hdr->frame_ctl); + if (!(fc & IEEE80211_FCTL_PROTECTED)) + return; + + fc &= ~IEEE80211_FCTL_PROTECTED; + hdr->frame_ctl = cpu_to_le16(fc); + switch (priv->ieee->sec.level) { + case SEC_LEVEL_3: + /* Remove CCMP HDR */ + memmove(skb->data + IEEE80211_3ADDR_LEN, + skb->data + IEEE80211_3ADDR_LEN + 8, + skb->len - IEEE80211_3ADDR_LEN - 8); + skb_trim(skb, skb->len - 16); /* CCMP_HDR_LEN + CCMP_MIC_LEN */ + break; + case SEC_LEVEL_2: + break; + case SEC_LEVEL_1: + /* Remove IV */ + memmove(skb->data + IEEE80211_3ADDR_LEN, + skb->data + IEEE80211_3ADDR_LEN + 4, + skb->len - IEEE80211_3ADDR_LEN - 4); + skb_trim(skb, skb->len - 8); /* IV + ICV */ + break; + case SEC_LEVEL_0: + break; + default: + printk(KERN_ERR "Unknow security level %d\n", + priv->ieee->sec.level); + break; + } +} + +static void ipw_handle_data_packet(struct ipw_priv *priv, + struct ipw_rx_mem_buffer *rxb, + struct ieee80211_rx_stats *stats) +{ + struct ieee80211_hdr_4addr *hdr; struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data; /* We received data from the HW, so stop the watchdog */ @@ -4873,7 +7433,7 @@ static inline void ipw_handle_data_packet(struct ipw_priv *priv, /* We only process data packets if the * interface is open */ - if (unlikely((pkt->u.frame.length + IPW_RX_FRAME_SIZE) > + if (unlikely((le16_to_cpu(pkt->u.frame.length) + IPW_RX_FRAME_SIZE) > skb_tailroom(rxb->skb))) { priv->ieee->stats.rx_errors++; priv->wstats.discard.misc++; @@ -4890,14 +7450,351 @@ static inline void ipw_handle_data_packet(struct ipw_priv *priv, skb_reserve(rxb->skb, offsetof(struct ipw_rx_packet, u.frame.data)); /* Set the size of the skb to the size of the frame */ - skb_put(rxb->skb, pkt->u.frame.length); + skb_put(rxb->skb, le16_to_cpu(pkt->u.frame.length)); IPW_DEBUG_RX("Rx packet of %d bytes.\n", rxb->skb->len); + /* HW decrypt will not clear the WEP bit, MIC, PN, etc. */ + hdr = (struct ieee80211_hdr_4addr *)rxb->skb->data; + if (priv->ieee->iw_mode != IW_MODE_MONITOR && + ((is_multicast_ether_addr(hdr->addr1) || + is_broadcast_ether_addr(hdr->addr1)) ? + !priv->ieee->host_mc_decrypt : !priv->ieee->host_decrypt)) + ipw_rebuild_decrypted_skb(priv, rxb->skb); + if (!ieee80211_rx(priv->ieee, rxb->skb, stats)) priv->ieee->stats.rx_errors++; - else /* ieee80211_rx succeeded, so it now owns the SKB */ + else { /* ieee80211_rx succeeded, so it now owns the SKB */ rxb->skb = NULL; + __ipw_led_activity_on(priv); + } +} + +#ifdef CONFIG_IEEE80211_RADIOTAP +static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, + struct ipw_rx_mem_buffer *rxb, + struct ieee80211_rx_stats *stats) +{ + struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data; + struct ipw_rx_frame *frame = &pkt->u.frame; + + /* initial pull of some data */ + u16 received_channel = frame->received_channel; + u8 antennaAndPhy = frame->antennaAndPhy; + s8 antsignal = frame->rssi_dbm - IPW_RSSI_TO_DBM; /* call it signed anyhow */ + u16 pktrate = frame->rate; + + /* Magic struct that slots into the radiotap header -- no reason + * to build this manually element by element, we can write it much + * more efficiently than we can parse it. ORDER MATTERS HERE */ + struct ipw_rt_hdr { + struct ieee80211_radiotap_header rt_hdr; + u8 rt_flags; /* radiotap packet flags */ + u8 rt_rate; /* rate in 500kb/s */ + u16 rt_channel; /* channel in mhz */ + u16 rt_chbitmask; /* channel bitfield */ + s8 rt_dbmsignal; /* signal in dbM, kluged to signed */ + u8 rt_antenna; /* antenna number */ + } *ipw_rt; + + short len = le16_to_cpu(pkt->u.frame.length); + + /* We received data from the HW, so stop the watchdog */ + priv->net_dev->trans_start = jiffies; + + /* We only process data packets if the + * interface is open */ + if (unlikely((le16_to_cpu(pkt->u.frame.length) + IPW_RX_FRAME_SIZE) > + skb_tailroom(rxb->skb))) { + priv->ieee->stats.rx_errors++; + priv->wstats.discard.misc++; + IPW_DEBUG_DROP("Corruption detected! Oh no!\n"); + return; + } else if (unlikely(!netif_running(priv->net_dev))) { + priv->ieee->stats.rx_dropped++; + priv->wstats.discard.misc++; + IPW_DEBUG_DROP("Dropping packet while interface is not up.\n"); + return; + } + + /* Libpcap 0.9.3+ can handle variable length radiotap, so we'll use + * that now */ + if (len > IPW_RX_BUF_SIZE - sizeof(struct ipw_rt_hdr)) { + /* FIXME: Should alloc bigger skb instead */ + priv->ieee->stats.rx_dropped++; + priv->wstats.discard.misc++; + IPW_DEBUG_DROP("Dropping too large packet in monitor\n"); + return; + } + + /* copy the frame itself */ + memmove(rxb->skb->data + sizeof(struct ipw_rt_hdr), + rxb->skb->data + IPW_RX_FRAME_SIZE, len); + + /* Zero the radiotap static buffer ... We only need to zero the bytes NOT + * part of our real header, saves a little time. + * + * No longer necessary since we fill in all our data. Purge before merging + * patch officially. + * memset(rxb->skb->data + sizeof(struct ipw_rt_hdr), 0, + * IEEE80211_RADIOTAP_HDRLEN - sizeof(struct ipw_rt_hdr)); + */ + + ipw_rt = (struct ipw_rt_hdr *)rxb->skb->data; + + ipw_rt->rt_hdr.it_version = PKTHDR_RADIOTAP_VERSION; + ipw_rt->rt_hdr.it_pad = 0; /* always good to zero */ + ipw_rt->rt_hdr.it_len = sizeof(struct ipw_rt_hdr); /* total header+data */ + + /* Big bitfield of all the fields we provide in radiotap */ + ipw_rt->rt_hdr.it_present = + ((1 << IEEE80211_RADIOTAP_FLAGS) | + (1 << IEEE80211_RADIOTAP_RATE) | + (1 << IEEE80211_RADIOTAP_CHANNEL) | + (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | + (1 << IEEE80211_RADIOTAP_ANTENNA)); + + /* Zero the flags, we'll add to them as we go */ + ipw_rt->rt_flags = 0; + + /* Convert signal to DBM */ + ipw_rt->rt_dbmsignal = antsignal; + + /* Convert the channel data and set the flags */ + ipw_rt->rt_channel = cpu_to_le16(ieee80211chan2mhz(received_channel)); + if (received_channel > 14) { /* 802.11a */ + ipw_rt->rt_chbitmask = + cpu_to_le16((IEEE80211_CHAN_OFDM | IEEE80211_CHAN_5GHZ)); + } else if (antennaAndPhy & 32) { /* 802.11b */ + ipw_rt->rt_chbitmask = + cpu_to_le16((IEEE80211_CHAN_CCK | IEEE80211_CHAN_2GHZ)); + } else { /* 802.11g */ + ipw_rt->rt_chbitmask = + (IEEE80211_CHAN_OFDM | IEEE80211_CHAN_2GHZ); + } + + /* set the rate in multiples of 500k/s */ + switch (pktrate) { + case IPW_TX_RATE_1MB: + ipw_rt->rt_rate = 2; + break; + case IPW_TX_RATE_2MB: + ipw_rt->rt_rate = 4; + break; + case IPW_TX_RATE_5MB: + ipw_rt->rt_rate = 10; + break; + case IPW_TX_RATE_6MB: + ipw_rt->rt_rate = 12; + break; + case IPW_TX_RATE_9MB: + ipw_rt->rt_rate = 18; + break; + case IPW_TX_RATE_11MB: + ipw_rt->rt_rate = 22; + break; + case IPW_TX_RATE_12MB: + ipw_rt->rt_rate = 24; + break; + case IPW_TX_RATE_18MB: + ipw_rt->rt_rate = 36; + break; + case IPW_TX_RATE_24MB: + ipw_rt->rt_rate = 48; + break; + case IPW_TX_RATE_36MB: + ipw_rt->rt_rate = 72; + break; + case IPW_TX_RATE_48MB: + ipw_rt->rt_rate = 96; + break; + case IPW_TX_RATE_54MB: + ipw_rt->rt_rate = 108; + break; + default: + ipw_rt->rt_rate = 0; + break; + } + + /* antenna number */ + ipw_rt->rt_antenna = (antennaAndPhy & 3); /* Is this right? */ + + /* set the preamble flag if we have it */ + if ((antennaAndPhy & 64)) + ipw_rt->rt_flags |= IEEE80211_RADIOTAP_F_SHORTPRE; + + /* Set the size of the skb to the size of the frame */ + skb_put(rxb->skb, len + sizeof(struct ipw_rt_hdr)); + + IPW_DEBUG_RX("Rx packet of %d bytes.\n", rxb->skb->len); + + if (!ieee80211_rx(priv->ieee, rxb->skb, stats)) + priv->ieee->stats.rx_errors++; + else { /* ieee80211_rx succeeded, so it now owns the SKB */ + rxb->skb = NULL; + /* no LED during capture */ + } +} +#endif + +static inline int is_network_packet(struct ipw_priv *priv, + struct ieee80211_hdr_4addr *header) +{ + /* Filter incoming packets to determine if they are targetted toward + * this network, discarding packets coming from ourselves */ + switch (priv->ieee->iw_mode) { + case IW_MODE_ADHOC: /* Header: Dest. | Source | BSSID */ + /* packets from our adapter are dropped (echo) */ + if (!memcmp(header->addr2, priv->net_dev->dev_addr, ETH_ALEN)) + return 0; + + /* {broad,multi}cast packets to our BSSID go through */ + if (is_multicast_ether_addr(header->addr1) || + is_broadcast_ether_addr(header->addr1)) + return !memcmp(header->addr3, priv->bssid, ETH_ALEN); + + /* packets to our adapter go through */ + return !memcmp(header->addr1, priv->net_dev->dev_addr, + ETH_ALEN); + + case IW_MODE_INFRA: /* Header: Dest. | BSSID | Source */ + /* packets from our adapter are dropped (echo) */ + if (!memcmp(header->addr3, priv->net_dev->dev_addr, ETH_ALEN)) + return 0; + + /* {broad,multi}cast packets to our BSS go through */ + if (is_multicast_ether_addr(header->addr1) || + is_broadcast_ether_addr(header->addr1)) + return !memcmp(header->addr2, priv->bssid, ETH_ALEN); + + /* packets to our adapter go through */ + return !memcmp(header->addr1, priv->net_dev->dev_addr, + ETH_ALEN); + } + + return 1; +} + +#define IPW_PACKET_RETRY_TIME HZ + +static inline int is_duplicate_packet(struct ipw_priv *priv, + struct ieee80211_hdr_4addr *header) +{ + u16 sc = le16_to_cpu(header->seq_ctl); + u16 seq = WLAN_GET_SEQ_SEQ(sc); + u16 frag = WLAN_GET_SEQ_FRAG(sc); + u16 *last_seq, *last_frag; + unsigned long *last_time; + + switch (priv->ieee->iw_mode) { + case IW_MODE_ADHOC: + { + struct list_head *p; + struct ipw_ibss_seq *entry = NULL; + u8 *mac = header->addr2; + int index = mac[5] % IPW_IBSS_MAC_HASH_SIZE; + + __list_for_each(p, &priv->ibss_mac_hash[index]) { + entry = + list_entry(p, struct ipw_ibss_seq, list); + if (!memcmp(entry->mac, mac, ETH_ALEN)) + break; + } + if (p == &priv->ibss_mac_hash[index]) { + entry = kmalloc(sizeof(*entry), GFP_ATOMIC); + if (!entry) { + IPW_ERROR + ("Cannot malloc new mac entry\n"); + return 0; + } + memcpy(entry->mac, mac, ETH_ALEN); + entry->seq_num = seq; + entry->frag_num = frag; + entry->packet_time = jiffies; + list_add(&entry->list, + &priv->ibss_mac_hash[index]); + return 0; + } + last_seq = &entry->seq_num; + last_frag = &entry->frag_num; + last_time = &entry->packet_time; + break; + } + case IW_MODE_INFRA: + last_seq = &priv->last_seq_num; + last_frag = &priv->last_frag_num; + last_time = &priv->last_packet_time; + break; + default: + return 0; + } + if ((*last_seq == seq) && + time_after(*last_time + IPW_PACKET_RETRY_TIME, jiffies)) { + if (*last_frag == frag) + goto drop; + if (*last_frag + 1 != frag) + /* out-of-order fragment */ + goto drop; + } else + *last_seq = seq; + + *last_frag = frag; + *last_time = jiffies; + return 0; + + drop: + /* Comment this line now since we observed the card receives + * duplicate packets but the FCTL_RETRY bit is not set in the + * IBSS mode with fragmentation enabled. + BUG_ON(!(le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_RETRY)); */ + return 1; +} + +static void ipw_handle_mgmt_packet(struct ipw_priv *priv, + struct ipw_rx_mem_buffer *rxb, + struct ieee80211_rx_stats *stats) +{ + struct sk_buff *skb = rxb->skb; + struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)skb->data; + struct ieee80211_hdr_4addr *header = (struct ieee80211_hdr_4addr *) + (skb->data + IPW_RX_FRAME_SIZE); + + ieee80211_rx_mgt(priv->ieee, header, stats); + + if (priv->ieee->iw_mode == IW_MODE_ADHOC && + ((WLAN_FC_GET_STYPE(le16_to_cpu(header->frame_ctl)) == + IEEE80211_STYPE_PROBE_RESP) || + (WLAN_FC_GET_STYPE(le16_to_cpu(header->frame_ctl)) == + IEEE80211_STYPE_BEACON))) { + if (!memcmp(header->addr3, priv->bssid, ETH_ALEN)) + ipw_add_station(priv, header->addr2); + } + + if (priv->config & CFG_NET_STATS) { + IPW_DEBUG_HC("sending stat packet\n"); + + /* Set the size of the skb to the size of the full + * ipw header and 802.11 frame */ + skb_put(skb, le16_to_cpu(pkt->u.frame.length) + + IPW_RX_FRAME_SIZE); + + /* Advance past the ipw packet header to the 802.11 frame */ + skb_pull(skb, IPW_RX_FRAME_SIZE); + + /* Push the ieee80211_rx_stats before the 802.11 frame */ + memcpy(skb_push(skb, sizeof(*stats)), stats, sizeof(*stats)); + + skb->dev = priv->ieee->dev; + + /* Point raw at the ieee80211_stats */ + skb->mac.raw = skb->data; + + skb->pkt_type = PACKET_OTHERHOST; + skb->protocol = __constant_htons(ETH_P_80211_STATS); + memset(skb->cb, 0, sizeof(rxb->skb->cb)); + netif_rx(skb); + rxb->skb = NULL; + } } /* @@ -4913,8 +7810,8 @@ static void ipw_rx(struct ipw_priv *priv) u32 r, w, i; u8 network_packet; - r = ipw_read32(priv, CX2_RX_READ_INDEX); - w = ipw_read32(priv, CX2_RX_WRITE_INDEX); + r = ipw_read32(priv, IPW_RX_READ_INDEX); + w = ipw_read32(priv, IPW_RX_WRITE_INDEX); i = (priv->rxq->processed + 1) % RX_QUEUE_SIZE; while (i != r) { @@ -4928,7 +7825,7 @@ static void ipw_rx(struct ipw_priv *priv) priv->rxq->queue[i] = NULL; pci_dma_sync_single_for_cpu(priv->pci_dev, rxb->dma_addr, - CX2_RX_BUF_SIZE, + IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); pkt = (struct ipw_rx_packet *)rxb->skb->data; @@ -4939,9 +7836,13 @@ static void ipw_rx(struct ipw_priv *priv) switch (pkt->header.message_type) { case RX_FRAME_TYPE: /* 802.11 frame */ { struct ieee80211_rx_stats stats = { - .rssi = pkt->u.frame.rssi_dbm - + .rssi = + le16_to_cpu(pkt->u.frame.rssi_dbm) - IPW_RSSI_TO_DBM, - .signal = pkt->u.frame.signal, + .signal = + le16_to_cpu(pkt->u.frame.signal), + .noise = + le16_to_cpu(pkt->u.frame.noise), .rate = pkt->u.frame.rate, .mac_time = jiffies, .received_channel = @@ -4951,22 +7852,30 @@ static void ipw_rx(struct ipw_priv *priv) control & (1 << 0)) ? IEEE80211_24GHZ_BAND : IEEE80211_52GHZ_BAND, - .len = pkt->u.frame.length, + .len = le16_to_cpu(pkt->u.frame.length), }; if (stats.rssi != 0) stats.mask |= IEEE80211_STATMASK_RSSI; if (stats.signal != 0) stats.mask |= IEEE80211_STATMASK_SIGNAL; + if (stats.noise != 0) + stats.mask |= IEEE80211_STATMASK_NOISE; if (stats.rate != 0) stats.mask |= IEEE80211_STATMASK_RATE; priv->rx_packets++; -#ifdef CONFIG_IPW_PROMISC +#ifdef CONFIG_IPW2200_MONITOR if (priv->ieee->iw_mode == IW_MODE_MONITOR) { +#ifdef CONFIG_IEEE80211_RADIOTAP + ipw_handle_data_packet_monitor(priv, + rxb, + &stats); +#else ipw_handle_data_packet(priv, rxb, &stats); +#endif break; } #endif @@ -4980,35 +7889,9 @@ static void ipw_rx(struct ipw_priv *priv) * correctly -- we should probably use the * frame control of the packet and disregard * the current iw_mode */ - switch (priv->ieee->iw_mode) { - case IW_MODE_ADHOC: - network_packet = - !memcmp(header->addr1, - priv->net_dev->dev_addr, - ETH_ALEN) || - !memcmp(header->addr3, - priv->bssid, ETH_ALEN) || - is_broadcast_ether_addr(header-> - addr1) - || is_multicast_ether_addr(header-> - addr1); - break; - - case IW_MODE_INFRA: - default: - network_packet = - !memcmp(header->addr3, - priv->bssid, ETH_ALEN) || - !memcmp(header->addr1, - priv->net_dev->dev_addr, - ETH_ALEN) || - is_broadcast_ether_addr(header-> - addr1) - || is_multicast_ether_addr(header-> - addr1); - break; - } + network_packet = + is_network_packet(priv, header); if (network_packet && priv->assoc_network) { priv->assoc_network->stats.rssi = stats.rssi; @@ -5018,9 +7901,10 @@ static void ipw_rx(struct ipw_priv *priv) } IPW_DEBUG_RX("Frame: len=%u\n", - pkt->u.frame.length); + le16_to_cpu(pkt->u.frame.length)); - if (pkt->u.frame.length < frame_hdr_len(header)) { + if (le16_to_cpu(pkt->u.frame.length) < + frame_hdr_len(header)) { IPW_DEBUG_DROP ("Received packet is too small. " "Dropping.\n"); @@ -5029,34 +7913,22 @@ static void ipw_rx(struct ipw_priv *priv) break; } - switch (WLAN_FC_GET_TYPE(header->frame_ctl)) { + switch (WLAN_FC_GET_TYPE + (le16_to_cpu(header->frame_ctl))) { + case IEEE80211_FTYPE_MGMT: - ieee80211_rx_mgt(priv->ieee, header, - &stats); - if (priv->ieee->iw_mode == IW_MODE_ADHOC - && - ((WLAN_FC_GET_STYPE - (header->frame_ctl) == - IEEE80211_STYPE_PROBE_RESP) - || - (WLAN_FC_GET_STYPE - (header->frame_ctl) == - IEEE80211_STYPE_BEACON)) - && !memcmp(header->addr3, - priv->bssid, ETH_ALEN)) - ipw_add_station(priv, - header->addr2); + ipw_handle_mgmt_packet(priv, rxb, + &stats); break; case IEEE80211_FTYPE_CTL: break; case IEEE80211_FTYPE_DATA: - if (network_packet) - ipw_handle_data_packet(priv, - rxb, - &stats); - else + if (unlikely(!network_packet || + is_duplicate_packet(priv, + header))) + { IPW_DEBUG_DROP("Dropping: " MAC_FMT ", " MAC_FMT ", " @@ -5067,6 +7939,12 @@ static void ipw_rx(struct ipw_priv *priv) addr2), MAC_ARG(header-> addr3)); + break; + } + + ipw_handle_data_packet(priv, rxb, + &stats); + break; } break; @@ -5097,7 +7975,7 @@ static void ipw_rx(struct ipw_priv *priv) } pci_unmap_single(priv->pci_dev, rxb->dma_addr, - CX2_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); + IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); list_add_tail(&rxb->list, &priv->rxq->rx_used); i = (i + 1) % RX_QUEUE_SIZE; @@ -5109,128 +7987,129 @@ static void ipw_rx(struct ipw_priv *priv) ipw_rx_queue_restock(priv); } -static void ipw_abort_scan(struct ipw_priv *priv) +#define DEFAULT_RTS_THRESHOLD 2304U +#define MIN_RTS_THRESHOLD 1U +#define MAX_RTS_THRESHOLD 2304U +#define DEFAULT_BEACON_INTERVAL 100U +#define DEFAULT_SHORT_RETRY_LIMIT 7U +#define DEFAULT_LONG_RETRY_LIMIT 4U + +static int ipw_sw_reset(struct ipw_priv *priv, int init) { - int err; + int band, modulation; + int old_mode = priv->ieee->iw_mode; - if (priv->status & STATUS_SCAN_ABORTING) { - IPW_DEBUG_HC("Ignoring concurrent scan abort request.\n"); - return; - } - priv->status |= STATUS_SCAN_ABORTING; + /* Initialize module parameter values here */ + priv->config = 0; - err = ipw_send_scan_abort(priv); - if (err) - IPW_DEBUG_HC("Request to abort scan failed.\n"); -} + /* We default to disabling the LED code as right now it causes + * too many systems to lock up... */ + if (!led) + priv->config |= CFG_NO_LED; -static int ipw_request_scan(struct ipw_priv *priv) -{ - struct ipw_scan_request_ext scan; - int channel_index = 0; - int i, err, scan_type; + if (associate) + priv->config |= CFG_ASSOCIATE; + else + IPW_DEBUG_INFO("Auto associate disabled.\n"); - if (priv->status & STATUS_EXIT_PENDING) { - IPW_DEBUG_SCAN("Aborting scan due to device shutdown\n"); - priv->status |= STATUS_SCAN_PENDING; - return 0; - } + if (auto_create) + priv->config |= CFG_ADHOC_CREATE; + else + IPW_DEBUG_INFO("Auto adhoc creation disabled.\n"); - if (priv->status & STATUS_SCANNING) { - IPW_DEBUG_HC("Concurrent scan requested. Aborting first.\n"); - priv->status |= STATUS_SCAN_PENDING; - ipw_abort_scan(priv); - return 0; + if (disable) { + priv->status |= STATUS_RF_KILL_SW; + IPW_DEBUG_INFO("Radio disabled.\n"); } - if (priv->status & STATUS_SCAN_ABORTING) { - IPW_DEBUG_HC("Scan request while abort pending. Queuing.\n"); - priv->status |= STATUS_SCAN_PENDING; - return 0; + if (channel != 0) { + priv->config |= CFG_STATIC_CHANNEL; + priv->channel = channel; + IPW_DEBUG_INFO("Bind to static channel %d\n", channel); + /* TODO: Validate that provided channel is in range */ } +#ifdef CONFIG_IPW_QOS + ipw_qos_init(priv, qos_enable, qos_burst_enable, + burst_duration_CCK, burst_duration_OFDM); +#endif /* CONFIG_IPW_QOS */ - if (priv->status & STATUS_RF_KILL_MASK) { - IPW_DEBUG_HC("Aborting scan due to RF Kill activation\n"); - priv->status |= STATUS_SCAN_PENDING; - return 0; + switch (mode) { + case 1: + priv->ieee->iw_mode = IW_MODE_ADHOC; + priv->net_dev->type = ARPHRD_ETHER; + + break; +#ifdef CONFIG_IPW2200_MONITOR + case 2: + priv->ieee->iw_mode = IW_MODE_MONITOR; +#ifdef CONFIG_IEEE80211_RADIOTAP + priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; +#else + priv->net_dev->type = ARPHRD_IEEE80211; +#endif + break; +#endif + default: + case 0: + priv->net_dev->type = ARPHRD_ETHER; + priv->ieee->iw_mode = IW_MODE_INFRA; + break; } - memset(&scan, 0, sizeof(scan)); + if (hwcrypto) { + priv->ieee->host_encrypt = 0; + priv->ieee->host_encrypt_msdu = 0; + priv->ieee->host_decrypt = 0; + priv->ieee->host_mc_decrypt = 0; + } + IPW_DEBUG_INFO("Hardware crypto [%s]\n", hwcrypto ? "on" : "off"); - scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] = 20; - scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] = 20; - scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = 20; - - scan.full_scan_index = ieee80211_get_scans(priv->ieee); - /* If we are roaming, then make this a directed scan for the current - * network. Otherwise, ensure that every other scan is a fast - * channel hop scan */ - if ((priv->status & STATUS_ROAMING) - || (!(priv->status & STATUS_ASSOCIATED) - && (priv->config & CFG_STATIC_ESSID) - && (scan.full_scan_index % 2))) { - err = ipw_send_ssid(priv, priv->essid, priv->essid_len); - if (err) { - IPW_DEBUG_HC("Attempt to send SSID command failed.\n"); - return err; - } + /* IPW2200/2915 is abled to do hardware fragmentation. */ + priv->ieee->host_open_frag = 0; - scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN; + if ((priv->pci_dev->device == 0x4223) || + (priv->pci_dev->device == 0x4224)) { + if (init) + printk(KERN_INFO DRV_NAME + ": Detected Intel PRO/Wireless 2915ABG Network " + "Connection\n"); + priv->ieee->abg_true = 1; + band = IEEE80211_52GHZ_BAND | IEEE80211_24GHZ_BAND; + modulation = IEEE80211_OFDM_MODULATION | + IEEE80211_CCK_MODULATION; + priv->adapter = IPW_2915ABG; + priv->ieee->mode = IEEE_A | IEEE_G | IEEE_B; } else { - scan_type = IPW_SCAN_ACTIVE_BROADCAST_SCAN; - } - - if (priv->ieee->freq_band & IEEE80211_52GHZ_BAND) { - int start = channel_index; - for (i = 0; i < MAX_A_CHANNELS; i++) { - if (band_a_active_channel[i] == 0) - break; - if ((priv->status & STATUS_ASSOCIATED) && - band_a_active_channel[i] == priv->channel) - continue; - channel_index++; - scan.channels_list[channel_index] = - band_a_active_channel[i]; - ipw_set_scan_type(&scan, channel_index, scan_type); - } + if (init) + printk(KERN_INFO DRV_NAME + ": Detected Intel PRO/Wireless 2200BG Network " + "Connection\n"); - if (start != channel_index) { - scan.channels_list[start] = (u8) (IPW_A_MODE << 6) | - (channel_index - start); - channel_index++; - } + priv->ieee->abg_true = 0; + band = IEEE80211_24GHZ_BAND; + modulation = IEEE80211_OFDM_MODULATION | + IEEE80211_CCK_MODULATION; + priv->adapter = IPW_2200BG; + priv->ieee->mode = IEEE_G | IEEE_B; } - if (priv->ieee->freq_band & IEEE80211_24GHZ_BAND) { - int start = channel_index; - for (i = 0; i < MAX_B_CHANNELS; i++) { - if (band_b_active_channel[i] == 0) - break; - if ((priv->status & STATUS_ASSOCIATED) && - band_b_active_channel[i] == priv->channel) - continue; - channel_index++; - scan.channels_list[channel_index] = - band_b_active_channel[i]; - ipw_set_scan_type(&scan, channel_index, scan_type); - } + priv->ieee->freq_band = band; + priv->ieee->modulation = modulation; - if (start != channel_index) { - scan.channels_list[start] = (u8) (IPW_B_MODE << 6) | - (channel_index - start); - } - } + priv->rates_mask = IEEE80211_DEFAULT_RATES_MASK; - err = ipw_send_scan_request_ext(priv, &scan); - if (err) { - IPW_DEBUG_HC("Sending scan command failed: %08X\n", err); - return -EIO; - } + priv->disassociate_threshold = IPW_MB_DISASSOCIATE_THRESHOLD_DEFAULT; + priv->roaming_threshold = IPW_MB_ROAMING_THRESHOLD_DEFAULT; - priv->status |= STATUS_SCANNING; - priv->status &= ~STATUS_SCAN_PENDING; + priv->rts_threshold = DEFAULT_RTS_THRESHOLD; + priv->short_retry_limit = DEFAULT_SHORT_RETRY_LIMIT; + priv->long_retry_limit = DEFAULT_LONG_RETRY_LIMIT; - return 0; + /* If power management is turned on, default to AC mode */ + priv->power_mode = IPW_POWER_AC; + priv->tx_power = IPW_TX_POWER_DEFAULT; + + return old_mode == priv->ieee->iw_mode; } /* @@ -5248,12 +8127,16 @@ static int ipw_wx_get_name(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - if (!(priv->status & STATUS_ASSOCIATED)) + down(&priv->sem); + if (priv->status & STATUS_RF_KILL_MASK) + strcpy(wrqu->name, "radio off"); + else if (!(priv->status & STATUS_ASSOCIATED)) strcpy(wrqu->name, "unassociated"); else snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11%c", ipw_modes[priv->assoc_request.ieee_mode]); IPW_DEBUG_WX("Name: %s\n", wrqu->name); + up(&priv->sem); return 0; } @@ -5262,13 +8145,9 @@ static int ipw_set_channel(struct ipw_priv *priv, u8 channel) if (channel == 0) { IPW_DEBUG_INFO("Setting channel to ANY (0)\n"); priv->config &= ~CFG_STATIC_CHANNEL; - if (!(priv->status & (STATUS_SCANNING | STATUS_ASSOCIATED | - STATUS_ASSOCIATING))) { - IPW_DEBUG_ASSOC("Attempting to associate with new " - "parameters.\n"); - ipw_associate(priv); - } - + IPW_DEBUG_ASSOC("Attempting to associate with new " + "parameters.\n"); + ipw_associate(priv); return 0; } @@ -5283,14 +8162,32 @@ static int ipw_set_channel(struct ipw_priv *priv, u8 channel) IPW_DEBUG_INFO("Setting channel to %i\n", (int)channel); priv->channel = channel; - /* If we are currently associated, or trying to associate - * then see if this is a new channel (causing us to disassociate) */ - if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { - IPW_DEBUG_ASSOC("Disassociating due to channel change.\n"); - ipw_disassociate(priv); - } else { - ipw_associate(priv); +#ifdef CONFIG_IPW2200_MONITOR + if (priv->ieee->iw_mode == IW_MODE_MONITOR) { + int i; + if (priv->status & STATUS_SCANNING) { + IPW_DEBUG_SCAN("Scan abort triggered due to " + "channel change.\n"); + ipw_abort_scan(priv); + } + + for (i = 1000; i && (priv->status & STATUS_SCANNING); i--) + udelay(10); + + if (priv->status & STATUS_SCANNING) + IPW_DEBUG_SCAN("Still scanning...\n"); + else + IPW_DEBUG_SCAN("Took %dms to abort current scan\n", + 1000 - i); + + return 0; } +#endif /* CONFIG_IPW2200_MONITOR */ + + /* Network configuration changed -- force [re]association */ + IPW_DEBUG_ASSOC("[re]association triggered due to channel change.\n"); + if (!ipw_disassociate(priv)) + ipw_associate(priv); return 0; } @@ -5300,29 +8197,48 @@ static int ipw_wx_set_freq(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); + const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee); struct iw_freq *fwrq = &wrqu->freq; - + int ret = 0, i; + u8 channel, flags; + int band; + + if (fwrq->m == 0) { + IPW_DEBUG_WX("SET Freq/Channel -> any\n"); + down(&priv->sem); + ret = ipw_set_channel(priv, 0); + up(&priv->sem); + return ret; + } /* if setting by freq convert to channel */ if (fwrq->e == 1) { - if ((fwrq->m >= (int)2.412e8 && fwrq->m <= (int)2.487e8)) { - int f = fwrq->m / 100000; - int c = 0; + channel = ipw_freq_to_channel(priv->ieee, fwrq->m); + if (channel == 0) + return -EINVAL; + } else + channel = fwrq->m; + + if (!(band = ipw_is_valid_channel(priv->ieee, channel))) + return -EINVAL; - while ((c < REG_MAX_CHANNEL) && - (f != ipw_frequencies[c])) - c++; + if (priv->ieee->iw_mode == IW_MODE_ADHOC) { + i = ipw_channel_to_index(priv->ieee, channel); + if (i == -1) + return -EINVAL; - /* hack to fall through */ - fwrq->e = 0; - fwrq->m = c + 1; + flags = (band == IEEE80211_24GHZ_BAND) ? + geo->bg[i].flags : geo->a[i].flags; + if (flags & IEEE80211_CH_PASSIVE_ONLY) { + IPW_DEBUG_WX("Invalid Ad-Hoc channel for 802.11a\n"); + return -EINVAL; } } - if (fwrq->e > 0 || fwrq->m > 1000) - return -EOPNOTSUPP; - IPW_DEBUG_WX("SET Freq/Channel -> %d \n", fwrq->m); - return ipw_set_channel(priv, (u8) fwrq->m); + down(&priv->sem); + ret = ipw_set_channel(priv, channel); + up(&priv->sem); + return ret; } static int ipw_wx_get_freq(struct net_device *dev, @@ -5335,12 +8251,14 @@ static int ipw_wx_get_freq(struct net_device *dev, /* If we are associated, trying to associate, or have a statically * configured CHANNEL then return that; otherwise return ANY */ + down(&priv->sem); if (priv->config & CFG_STATIC_CHANNEL || priv->status & (STATUS_ASSOCIATING | STATUS_ASSOCIATED)) wrqu->freq.m = priv->channel; else wrqu->freq.m = 0; + up(&priv->sem); IPW_DEBUG_WX("GET Freq/Channel -> %d \n", priv->channel); return 0; } @@ -5354,11 +8272,8 @@ static int ipw_wx_set_mode(struct net_device *dev, IPW_DEBUG_WX("Set MODE: %d\n", wrqu->mode); - if (wrqu->mode == priv->ieee->iw_mode) - return 0; - switch (wrqu->mode) { -#ifdef CONFIG_IPW_PROMISC +#ifdef CONFIG_IPW2200_MONITOR case IW_MODE_MONITOR: #endif case IW_MODE_ADHOC: @@ -5370,31 +8285,33 @@ static int ipw_wx_set_mode(struct net_device *dev, default: return -EINVAL; } + if (wrqu->mode == priv->ieee->iw_mode) + return 0; + + down(&priv->sem); + + ipw_sw_reset(priv, 0); -#ifdef CONFIG_IPW_PROMISC +#ifdef CONFIG_IPW2200_MONITOR if (priv->ieee->iw_mode == IW_MODE_MONITOR) priv->net_dev->type = ARPHRD_ETHER; if (wrqu->mode == IW_MODE_MONITOR) +#ifdef CONFIG_IEEE80211_RADIOTAP + priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; +#else priv->net_dev->type = ARPHRD_IEEE80211; -#endif /* CONFIG_IPW_PROMISC */ +#endif +#endif /* CONFIG_IPW2200_MONITOR */ -#ifdef CONFIG_PM /* Free the existing firmware and reset the fw_loaded * flag so ipw_load() will bring in the new firmawre */ - if (fw_loaded) { - fw_loaded = 0; - } - - release_firmware(bootfw); - release_firmware(ucode); - release_firmware(firmware); - bootfw = ucode = firmware = NULL; -#endif + free_firmware(); priv->ieee->iw_mode = wrqu->mode; - ipw_adapter_restart(priv); + queue_work(priv->workqueue, &priv->adapter_restart); + up(&priv->sem); return err; } @@ -5403,20 +8320,13 @@ static int ipw_wx_get_mode(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - + down(&priv->sem); wrqu->mode = priv->ieee->iw_mode; IPW_DEBUG_WX("Get MODE -> %d\n", wrqu->mode); - + up(&priv->sem); return 0; } -#define DEFAULT_RTS_THRESHOLD 2304U -#define MIN_RTS_THRESHOLD 1U -#define MAX_RTS_THRESHOLD 2304U -#define DEFAULT_BEACON_INTERVAL 100U -#define DEFAULT_SHORT_RETRY_LIMIT 7U -#define DEFAULT_LONG_RETRY_LIMIT 4U - /* Values are in microsecond */ static const s32 timeout_duration[] = { 350000, @@ -5440,8 +8350,8 @@ static int ipw_wx_get_range(struct net_device *dev, { struct ipw_priv *priv = ieee80211_priv(dev); struct iw_range *range = (struct iw_range *)extra; - u16 val; - int i; + const struct ieee80211_geo *geo = ipw_get_geo(priv->ieee); + int i = 0, j; wrqu->data.length = sizeof(*range); memset(range, 0, sizeof(*range)); @@ -5452,7 +8362,7 @@ static int ipw_wx_get_range(struct net_device *dev, range->max_qual.qual = 100; /* TODO: Find real max RSSI and stick here */ range->max_qual.level = 0; - range->max_qual.noise = 0; + range->max_qual.noise = priv->ieee->worst_rssi + 0x100; range->max_qual.updated = 7; /* Updated all three */ range->avg_qual.qual = 70; @@ -5460,7 +8370,7 @@ static int ipw_wx_get_range(struct net_device *dev, range->avg_qual.level = 0; /* FIXME to real average level */ range->avg_qual.noise = 0; range->avg_qual.updated = 7; /* Updated all three */ - + down(&priv->sem); range->num_bitrates = min(priv->rates.num_rates, (u8) IW_MAX_BITRATES); for (i = 0; i < range->num_bitrates; i++) @@ -5480,19 +8390,35 @@ static int ipw_wx_get_range(struct net_device *dev, range->we_version_compiled = WIRELESS_EXT; range->we_version_source = 16; - range->num_channels = FREQ_COUNT; - - val = 0; - for (i = 0; i < FREQ_COUNT; i++) { - range->freq[val].i = i + 1; - range->freq[val].m = ipw_frequencies[i] * 100000; - range->freq[val].e = 1; - val++; + i = 0; + if (priv->ieee->mode & (IEEE_B | IEEE_G)) { + for (j = 0; j < geo->bg_channels && i < IW_MAX_FREQUENCIES; + i++, j++) { + range->freq[i].i = geo->bg[j].channel; + range->freq[i].m = geo->bg[j].freq * 100000; + range->freq[i].e = 1; + } + } - if (val == IW_MAX_FREQUENCIES) - break; + if (priv->ieee->mode & IEEE_A) { + for (j = 0; j < geo->a_channels && i < IW_MAX_FREQUENCIES; + i++, j++) { + range->freq[i].i = geo->a[j].channel; + range->freq[i].m = geo->a[j].freq * 100000; + range->freq[i].e = 1; + } } - range->num_frequency = val; + + range->num_channels = i; + range->num_frequency = i; + + up(&priv->sem); + + /* Event capability (kernel + driver) */ + range->event_capa[0] = (IW_EVENT_CAPA_K_0 | + IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | + IW_EVENT_CAPA_MASK(SIOCGIWAP)); + range->event_capa[1] = IW_EVENT_CAPA_K_1; IPW_DEBUG_WX("GET Range\n"); return 0; @@ -5513,25 +8439,23 @@ static int ipw_wx_set_wap(struct net_device *dev, if (wrqu->ap_addr.sa_family != ARPHRD_ETHER) return -EINVAL; - + down(&priv->sem); if (!memcmp(any, wrqu->ap_addr.sa_data, ETH_ALEN) || !memcmp(off, wrqu->ap_addr.sa_data, ETH_ALEN)) { /* we disable mandatory BSSID association */ IPW_DEBUG_WX("Setting AP BSSID to ANY\n"); priv->config &= ~CFG_STATIC_BSSID; - if (!(priv->status & (STATUS_SCANNING | STATUS_ASSOCIATED | - STATUS_ASSOCIATING))) { - IPW_DEBUG_ASSOC("Attempting to associate with new " - "parameters.\n"); - ipw_associate(priv); - } - + IPW_DEBUG_ASSOC("Attempting to associate with new " + "parameters.\n"); + ipw_associate(priv); + up(&priv->sem); return 0; } priv->config |= CFG_STATIC_BSSID; if (!memcmp(priv->bssid, wrqu->ap_addr.sa_data, ETH_ALEN)) { IPW_DEBUG_WX("BSSID set to current BSSID.\n"); + up(&priv->sem); return 0; } @@ -5540,15 +8464,12 @@ static int ipw_wx_set_wap(struct net_device *dev, memcpy(priv->bssid, wrqu->ap_addr.sa_data, ETH_ALEN); - /* If we are currently associated, or trying to associate - * then see if this is a new BSSID (causing us to disassociate) */ - if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { - IPW_DEBUG_ASSOC("Disassociating due to BSSID change.\n"); - ipw_disassociate(priv); - } else { + /* Network configuration changed -- force [re]association */ + IPW_DEBUG_ASSOC("[re]association triggered due to BSSID change.\n"); + if (!ipw_disassociate(priv)) ipw_associate(priv); - } + up(&priv->sem); return 0; } @@ -5559,15 +8480,17 @@ static int ipw_wx_get_wap(struct net_device *dev, struct ipw_priv *priv = ieee80211_priv(dev); /* If we are associated, trying to associate, or have a statically * configured BSSID then return that; otherwise return ANY */ + down(&priv->sem); if (priv->config & CFG_STATIC_BSSID || priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { wrqu->ap_addr.sa_family = ARPHRD_ETHER; - memcpy(wrqu->ap_addr.sa_data, &priv->bssid, ETH_ALEN); + memcpy(wrqu->ap_addr.sa_data, priv->bssid, ETH_ALEN); } else memset(wrqu->ap_addr.sa_data, 0, ETH_ALEN); IPW_DEBUG_WX("Getting WAP BSSID: " MAC_FMT "\n", MAC_ARG(wrqu->ap_addr.sa_data)); + up(&priv->sem); return 0; } @@ -5578,21 +8501,22 @@ static int ipw_wx_set_essid(struct net_device *dev, struct ipw_priv *priv = ieee80211_priv(dev); char *essid = ""; /* ANY */ int length = 0; - + down(&priv->sem); if (wrqu->essid.flags && wrqu->essid.length) { length = wrqu->essid.length - 1; essid = extra; } if (length == 0) { IPW_DEBUG_WX("Setting ESSID to ANY\n"); - priv->config &= ~CFG_STATIC_ESSID; - if (!(priv->status & (STATUS_SCANNING | STATUS_ASSOCIATED | + if ((priv->config & CFG_STATIC_ESSID) && + !(priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING))) { IPW_DEBUG_ASSOC("Attempting to associate with new " "parameters.\n"); + priv->config &= ~CFG_STATIC_ESSID; ipw_associate(priv); } - + up(&priv->sem); return 0; } @@ -5602,6 +8526,7 @@ static int ipw_wx_set_essid(struct net_device *dev, if (priv->essid_len == length && !memcmp(priv->essid, extra, length)) { IPW_DEBUG_WX("ESSID set to current ESSID.\n"); + up(&priv->sem); return 0; } @@ -5611,15 +8536,12 @@ static int ipw_wx_set_essid(struct net_device *dev, priv->essid_len = length; memcpy(priv->essid, essid, priv->essid_len); - /* If we are currently associated, or trying to associate - * then see if this is a new ESSID (causing us to disassociate) */ - if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { - IPW_DEBUG_ASSOC("Disassociating due to ESSID change.\n"); - ipw_disassociate(priv); - } else { + /* Network configuration changed -- force [re]association */ + IPW_DEBUG_ASSOC("[re]association triggered due to ESSID change.\n"); + if (!ipw_disassociate(priv)) ipw_associate(priv); - } + up(&priv->sem); return 0; } @@ -5631,6 +8553,7 @@ static int ipw_wx_get_essid(struct net_device *dev, /* If we are associated, trying to associate, or have a statically * configured ESSID then return that; otherwise return ANY */ + down(&priv->sem); if (priv->config & CFG_STATIC_ESSID || priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { IPW_DEBUG_WX("Getting essid: '%s'\n", @@ -5643,7 +8566,7 @@ static int ipw_wx_get_essid(struct net_device *dev, wrqu->essid.length = 0; wrqu->essid.flags = 0; /* active */ } - + up(&priv->sem); return 0; } @@ -5656,11 +8579,12 @@ static int ipw_wx_set_nick(struct net_device *dev, IPW_DEBUG_WX("Setting nick to '%s'\n", extra); if (wrqu->data.length > IW_ESSID_MAX_SIZE) return -E2BIG; - + down(&priv->sem); wrqu->data.length = min((size_t) wrqu->data.length, sizeof(priv->nick)); memset(priv->nick, 0, sizeof(priv->nick)); memcpy(priv->nick, extra, wrqu->data.length); IPW_DEBUG_TRACE("<<\n"); + up(&priv->sem); return 0; } @@ -5671,9 +8595,11 @@ static int ipw_wx_get_nick(struct net_device *dev, { struct ipw_priv *priv = ieee80211_priv(dev); IPW_DEBUG_WX("Getting nick\n"); + down(&priv->sem); wrqu->data.length = strlen(priv->nick) + 1; memcpy(extra, priv->nick, wrqu->data.length); wrqu->data.flags = 1; /* active */ + up(&priv->sem); return 0; } @@ -5681,8 +8607,113 @@ static int ipw_wx_set_rate(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { - IPW_DEBUG_WX("0x%p, 0x%p, 0x%p\n", dev, info, wrqu); - return -EOPNOTSUPP; + /* TODO: We should use semaphores or locks for access to priv */ + struct ipw_priv *priv = ieee80211_priv(dev); + u32 target_rate = wrqu->bitrate.value; + u32 fixed, mask; + + /* value = -1, fixed = 0 means auto only, so we should use all rates offered by AP */ + /* value = X, fixed = 1 means only rate X */ + /* value = X, fixed = 0 means all rates lower equal X */ + + if (target_rate == -1) { + fixed = 0; + mask = IEEE80211_DEFAULT_RATES_MASK; + /* Now we should reassociate */ + goto apply; + } + + mask = 0; + fixed = wrqu->bitrate.fixed; + + if (target_rate == 1000000 || !fixed) + mask |= IEEE80211_CCK_RATE_1MB_MASK; + if (target_rate == 1000000) + goto apply; + + if (target_rate == 2000000 || !fixed) + mask |= IEEE80211_CCK_RATE_2MB_MASK; + if (target_rate == 2000000) + goto apply; + + if (target_rate == 5500000 || !fixed) + mask |= IEEE80211_CCK_RATE_5MB_MASK; + if (target_rate == 5500000) + goto apply; + + if (target_rate == 6000000 || !fixed) + mask |= IEEE80211_OFDM_RATE_6MB_MASK; + if (target_rate == 6000000) + goto apply; + + if (target_rate == 9000000 || !fixed) + mask |= IEEE80211_OFDM_RATE_9MB_MASK; + if (target_rate == 9000000) + goto apply; + + if (target_rate == 11000000 || !fixed) + mask |= IEEE80211_CCK_RATE_11MB_MASK; + if (target_rate == 11000000) + goto apply; + + if (target_rate == 12000000 || !fixed) + mask |= IEEE80211_OFDM_RATE_12MB_MASK; + if (target_rate == 12000000) + goto apply; + + if (target_rate == 18000000 || !fixed) + mask |= IEEE80211_OFDM_RATE_18MB_MASK; + if (target_rate == 18000000) + goto apply; + + if (target_rate == 24000000 || !fixed) + mask |= IEEE80211_OFDM_RATE_24MB_MASK; + if (target_rate == 24000000) + goto apply; + + if (target_rate == 36000000 || !fixed) + mask |= IEEE80211_OFDM_RATE_36MB_MASK; + if (target_rate == 36000000) + goto apply; + + if (target_rate == 48000000 || !fixed) + mask |= IEEE80211_OFDM_RATE_48MB_MASK; + if (target_rate == 48000000) + goto apply; + + if (target_rate == 54000000 || !fixed) + mask |= IEEE80211_OFDM_RATE_54MB_MASK; + if (target_rate == 54000000) + goto apply; + + IPW_DEBUG_WX("invalid rate specified, returning error\n"); + return -EINVAL; + + apply: + IPW_DEBUG_WX("Setting rate mask to 0x%08X [%s]\n", + mask, fixed ? "fixed" : "sub-rates"); + down(&priv->sem); + if (mask == IEEE80211_DEFAULT_RATES_MASK) { + priv->config &= ~CFG_FIXED_RATE; + ipw_set_fixed_rate(priv, priv->ieee->mode); + } else + priv->config |= CFG_FIXED_RATE; + + if (priv->rates_mask == mask) { + IPW_DEBUG_WX("Mask set to current mask.\n"); + up(&priv->sem); + return 0; + } + + priv->rates_mask = mask; + + /* Network configuration changed -- force [re]association */ + IPW_DEBUG_ASSOC("[re]association triggered due to rates change.\n"); + if (!ipw_disassociate(priv)) + ipw_associate(priv); + + up(&priv->sem); + return 0; } static int ipw_wx_get_rate(struct net_device *dev, @@ -5690,8 +8721,9 @@ static int ipw_wx_get_rate(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); + down(&priv->sem); wrqu->bitrate.value = priv->last_rate; - + up(&priv->sem); IPW_DEBUG_WX("GET Rate -> %d \n", wrqu->bitrate.value); return 0; } @@ -5701,18 +8733,20 @@ static int ipw_wx_set_rts(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - + down(&priv->sem); if (wrqu->rts.disabled) priv->rts_threshold = DEFAULT_RTS_THRESHOLD; else { if (wrqu->rts.value < MIN_RTS_THRESHOLD || - wrqu->rts.value > MAX_RTS_THRESHOLD) + wrqu->rts.value > MAX_RTS_THRESHOLD) { + up(&priv->sem); return -EINVAL; - + } priv->rts_threshold = wrqu->rts.value; } ipw_send_rts_threshold(priv, priv->rts_threshold); + up(&priv->sem); IPW_DEBUG_WX("SET RTS Threshold -> %d \n", priv->rts_threshold); return 0; } @@ -5722,10 +8756,11 @@ static int ipw_wx_get_rts(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); + down(&priv->sem); wrqu->rts.value = priv->rts_threshold; wrqu->rts.fixed = 0; /* no auto select */ wrqu->rts.disabled = (wrqu->rts.value == DEFAULT_RTS_THRESHOLD); - + up(&priv->sem); IPW_DEBUG_WX("GET RTS Threshold -> %d \n", wrqu->rts.value); return 0; } @@ -5735,41 +8770,33 @@ static int ipw_wx_set_txpow(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - struct ipw_tx_power tx_power; - int i; - - if (ipw_radio_kill_sw(priv, wrqu->power.disabled)) - return -EINPROGRESS; - - if (wrqu->power.flags != IW_TXPOW_DBM) - return -EINVAL; + int err = 0; - if ((wrqu->power.value > 20) || (wrqu->power.value < -12)) - return -EINVAL; + down(&priv->sem); + if (ipw_radio_kill_sw(priv, wrqu->power.disabled)) { + err = -EINPROGRESS; + goto out; + } - priv->tx_power = wrqu->power.value; + if (!wrqu->power.fixed) + wrqu->power.value = IPW_TX_POWER_DEFAULT; - memset(&tx_power, 0, sizeof(tx_power)); - - /* configure device for 'G' band */ - tx_power.ieee_mode = IPW_G_MODE; - tx_power.num_channels = 11; - for (i = 0; i < 11; i++) { - tx_power.channels_tx_power[i].channel_number = i + 1; - tx_power.channels_tx_power[i].tx_power = priv->tx_power; + if (wrqu->power.flags != IW_TXPOW_DBM) { + err = -EINVAL; + goto out; } - if (ipw_send_tx_power(priv, &tx_power)) - goto error; - /* configure device to also handle 'B' band */ - tx_power.ieee_mode = IPW_B_MODE; - if (ipw_send_tx_power(priv, &tx_power)) - goto error; - - return 0; + if ((wrqu->power.value > IPW_TX_POWER_MAX) || + (wrqu->power.value < IPW_TX_POWER_MIN)) { + err = -EINVAL; + goto out; + } - error: - return -EIO; + priv->tx_power = wrqu->power.value; + err = ipw_set_tx_power(priv); + out: + up(&priv->sem); + return err; } static int ipw_wx_get_txpow(struct net_device *dev, @@ -5777,14 +8804,15 @@ static int ipw_wx_get_txpow(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - + down(&priv->sem); wrqu->power.value = priv->tx_power; wrqu->power.fixed = 1; wrqu->power.flags = IW_TXPOW_DBM; wrqu->power.disabled = (priv->status & STATUS_RF_KILL_MASK) ? 1 : 0; + up(&priv->sem); IPW_DEBUG_WX("GET TX Power -> %s %d \n", - wrqu->power.disabled ? "ON" : "OFF", wrqu->power.value); + wrqu->power.disabled ? "OFF" : "ON", wrqu->power.value); return 0; } @@ -5794,18 +8822,21 @@ static int ipw_wx_set_frag(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - + down(&priv->sem); if (wrqu->frag.disabled) priv->ieee->fts = DEFAULT_FTS; else { if (wrqu->frag.value < MIN_FRAG_THRESHOLD || - wrqu->frag.value > MAX_FRAG_THRESHOLD) + wrqu->frag.value > MAX_FRAG_THRESHOLD) { + up(&priv->sem); return -EINVAL; + } priv->ieee->fts = wrqu->frag.value & ~0x1; } ipw_send_frag_threshold(priv, wrqu->frag.value); + up(&priv->sem); IPW_DEBUG_WX("SET Frag Threshold -> %d \n", wrqu->frag.value); return 0; } @@ -5815,10 +8846,11 @@ static int ipw_wx_get_frag(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); + down(&priv->sem); wrqu->frag.value = priv->ieee->fts; wrqu->frag.fixed = 0; /* no auto select */ wrqu->frag.disabled = (wrqu->frag.value == DEFAULT_FTS); - + up(&priv->sem); IPW_DEBUG_WX("GET Frag Threshold -> %d \n", wrqu->frag.value); return 0; @@ -5828,16 +8860,128 @@ static int ipw_wx_set_retry(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { - IPW_DEBUG_WX("0x%p, 0x%p, 0x%p\n", dev, info, wrqu); - return -EOPNOTSUPP; + struct ipw_priv *priv = ieee80211_priv(dev); + + if (wrqu->retry.flags & IW_RETRY_LIFETIME || wrqu->retry.disabled) + return -EINVAL; + + if (!(wrqu->retry.flags & IW_RETRY_LIMIT)) + return 0; + + if (wrqu->retry.value < 0 || wrqu->retry.value > 255) + return -EINVAL; + + down(&priv->sem); + if (wrqu->retry.flags & IW_RETRY_MIN) + priv->short_retry_limit = (u8) wrqu->retry.value; + else if (wrqu->retry.flags & IW_RETRY_MAX) + priv->long_retry_limit = (u8) wrqu->retry.value; + else { + priv->short_retry_limit = (u8) wrqu->retry.value; + priv->long_retry_limit = (u8) wrqu->retry.value; + } + + ipw_send_retry_limit(priv, priv->short_retry_limit, + priv->long_retry_limit); + up(&priv->sem); + IPW_DEBUG_WX("SET retry limit -> short:%d long:%d\n", + priv->short_retry_limit, priv->long_retry_limit); + return 0; } static int ipw_wx_get_retry(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { - IPW_DEBUG_WX("0x%p, 0x%p, 0x%p\n", dev, info, wrqu); - return -EOPNOTSUPP; + struct ipw_priv *priv = ieee80211_priv(dev); + + down(&priv->sem); + wrqu->retry.disabled = 0; + + if ((wrqu->retry.flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { + up(&priv->sem); + return -EINVAL; + } + + if (wrqu->retry.flags & IW_RETRY_MAX) { + wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MAX; + wrqu->retry.value = priv->long_retry_limit; + } else if (wrqu->retry.flags & IW_RETRY_MIN) { + wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MIN; + wrqu->retry.value = priv->short_retry_limit; + } else { + wrqu->retry.flags = IW_RETRY_LIMIT; + wrqu->retry.value = priv->short_retry_limit; + } + up(&priv->sem); + + IPW_DEBUG_WX("GET retry -> %d \n", wrqu->retry.value); + + return 0; +} + +static int ipw_request_direct_scan(struct ipw_priv *priv, char *essid, + int essid_len) +{ + struct ipw_scan_request_ext scan; + int err = 0, scan_type; + + down(&priv->sem); + + if (priv->status & STATUS_RF_KILL_MASK) { + IPW_DEBUG_HC("Aborting scan due to RF kill activation\n"); + priv->status |= STATUS_SCAN_PENDING; + goto done; + } + + IPW_DEBUG_HC("starting request direct scan!\n"); + + if (priv->status & (STATUS_SCANNING | STATUS_SCAN_ABORTING)) { + err = wait_event_interruptible(priv->wait_state, + !(priv-> + status & (STATUS_SCANNING | + STATUS_SCAN_ABORTING))); + if (err) { + IPW_DEBUG_HC("aborting direct scan"); + goto done; + } + } + memset(&scan, 0, sizeof(scan)); + + if (priv->config & CFG_SPEED_SCAN) + scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] = + cpu_to_le16(30); + else + scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_SCAN] = + cpu_to_le16(20); + + scan.dwell_time[IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN] = + cpu_to_le16(20); + scan.dwell_time[IPW_SCAN_PASSIVE_FULL_DWELL_SCAN] = cpu_to_le16(120); + scan.dwell_time[IPW_SCAN_ACTIVE_DIRECT_SCAN] = cpu_to_le16(20); + + scan.full_scan_index = cpu_to_le32(ieee80211_get_scans(priv->ieee)); + + err = ipw_send_ssid(priv, essid, essid_len); + if (err) { + IPW_DEBUG_HC("Attempt to send SSID command failed\n"); + goto done; + } + scan_type = IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN; + + ipw_add_scan_channels(priv, &scan, scan_type); + + err = ipw_send_scan_request_ext(priv, &scan); + if (err) { + IPW_DEBUG_HC("Sending scan command failed: %08X\n", err); + goto done; + } + + priv->status |= STATUS_SCANNING; + + done: + up(&priv->sem); + return err; } static int ipw_wx_set_scan(struct net_device *dev, @@ -5845,9 +8989,21 @@ static int ipw_wx_set_scan(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); + struct iw_scan_req *req = NULL; + if (wrqu->data.length + && wrqu->data.length == sizeof(struct iw_scan_req)) { + req = (struct iw_scan_req *)extra; + if (wrqu->data.flags & IW_SCAN_THIS_ESSID) { + ipw_request_direct_scan(priv, req->essid, + req->essid_len); + return 0; + } + } + IPW_DEBUG_WX("Start scan\n"); - if (ipw_request_scan(priv)) - return -EIO; + + queue_work(priv->workqueue, &priv->request_scan); + return 0; } @@ -5864,7 +9020,21 @@ static int ipw_wx_set_encode(struct net_device *dev, union iwreq_data *wrqu, char *key) { struct ipw_priv *priv = ieee80211_priv(dev); - return ieee80211_wx_set_encode(priv->ieee, info, wrqu, key); + int ret; + u32 cap = priv->capability; + + down(&priv->sem); + ret = ieee80211_wx_set_encode(priv->ieee, info, wrqu, key); + + /* In IBSS mode, we need to notify the firmware to update + * the beacon info after we changed the capability. */ + if (cap != priv->capability && + priv->ieee->iw_mode == IW_MODE_ADHOC && + priv->status & STATUS_ASSOCIATED) + ipw_disassociate(priv); + + up(&priv->sem); + return ret; } static int ipw_wx_get_encode(struct net_device *dev, @@ -5881,17 +9051,17 @@ static int ipw_wx_set_power(struct net_device *dev, { struct ipw_priv *priv = ieee80211_priv(dev); int err; - + down(&priv->sem); if (wrqu->power.disabled) { priv->power_mode = IPW_POWER_LEVEL(priv->power_mode); err = ipw_send_power_mode(priv, IPW_POWER_MODE_CAM); if (err) { IPW_DEBUG_WX("failed setting power mode.\n"); + up(&priv->sem); return err; } - IPW_DEBUG_WX("SET Power Management Mode -> off\n"); - + up(&priv->sem); return 0; } @@ -5903,6 +9073,7 @@ static int ipw_wx_set_power(struct net_device *dev, default: /* Otherwise we don't support it */ IPW_DEBUG_WX("SET PM Mode: %X not supported.\n", wrqu->power.flags); + up(&priv->sem); return -EOPNOTSUPP; } @@ -5915,11 +9086,12 @@ static int ipw_wx_set_power(struct net_device *dev, err = ipw_send_power_mode(priv, IPW_POWER_LEVEL(priv->power_mode)); if (err) { IPW_DEBUG_WX("failed setting power mode.\n"); + up(&priv->sem); return err; } IPW_DEBUG_WX("SET Power Management Mode -> 0x%02X\n", priv->power_mode); - + up(&priv->sem); return 0; } @@ -5928,13 +9100,13 @@ static int ipw_wx_get_power(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - - if (!(priv->power_mode & IPW_POWER_ENABLED)) { + down(&priv->sem); + if (!(priv->power_mode & IPW_POWER_ENABLED)) wrqu->power.disabled = 1; - } else { + else wrqu->power.disabled = 0; - } + up(&priv->sem); IPW_DEBUG_WX("GET Power Management Mode -> %02X\n", priv->power_mode); return 0; @@ -5947,7 +9119,7 @@ static int ipw_wx_set_powermode(struct net_device *dev, struct ipw_priv *priv = ieee80211_priv(dev); int mode = *(int *)extra; int err; - + down(&priv->sem); if ((mode < 1) || (mode > IPW_POWER_LIMIT)) { mode = IPW_POWER_AC; priv->power_mode = mode; @@ -5960,10 +9132,11 @@ static int ipw_wx_set_powermode(struct net_device *dev, if (err) { IPW_DEBUG_WX("failed setting power mode.\n"); + up(&priv->sem); return err; } } - + up(&priv->sem); return 0; } @@ -6012,7 +9185,7 @@ static int ipw_wx_set_wireless_mode(struct net_device *dev, IPW_WARNING("Attempt to set invalid wireless mode: %d\n", mode); return -EINVAL; } - + down(&priv->sem); if (priv->adapter == IPW_2915ABG) { priv->ieee->abg_true = 1; if (mode & IEEE_A) { @@ -6024,6 +9197,7 @@ static int ipw_wx_set_wireless_mode(struct net_device *dev, if (mode & IEEE_A) { IPW_WARNING("Attempt to set 2200BG into " "802.11a mode\n"); + up(&priv->sem); return -EINVAL; } @@ -6047,20 +9221,20 @@ static int ipw_wx_set_wireless_mode(struct net_device *dev, priv->ieee->modulation = modulation; init_supported_rates(priv, &priv->rates); - /* If we are currently associated, or trying to associate - * then see if this is a new configuration (causing us to - * disassociate) */ - if (priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)) { - /* The resulting association will trigger - * the new rates to be sent to the device */ - IPW_DEBUG_ASSOC("Disassociating due to mode change.\n"); - ipw_disassociate(priv); - } else + /* Network configuration changed -- force [re]association */ + IPW_DEBUG_ASSOC("[re]association triggered due to mode change.\n"); + if (!ipw_disassociate(priv)) { ipw_send_supported_rates(priv, &priv->rates); + ipw_associate(priv); + } + + /* Update the band LEDs */ + ipw_led_band_on(priv); IPW_DEBUG_WX("PRIV SET MODE: %c%c%c\n", mode & IEEE_A ? 'a' : '.', mode & IEEE_B ? 'b' : '.', mode & IEEE_G ? 'g' : '.'); + up(&priv->sem); return 0; } @@ -6069,124 +9243,234 @@ static int ipw_wx_get_wireless_mode(struct net_device *dev, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); - - switch (priv->ieee->freq_band) { - case IEEE80211_24GHZ_BAND: - switch (priv->ieee->modulation) { - case IEEE80211_CCK_MODULATION: - strncpy(extra, "802.11b (2)", MAX_WX_STRING); - break; - case IEEE80211_OFDM_MODULATION: - strncpy(extra, "802.11g (4)", MAX_WX_STRING); - break; - default: - strncpy(extra, "802.11bg (6)", MAX_WX_STRING); - break; - } - break; - - case IEEE80211_52GHZ_BAND: + down(&priv->sem); + switch (priv->ieee->mode) { + case IEEE_A: strncpy(extra, "802.11a (1)", MAX_WX_STRING); break; - - default: /* Mixed Band */ - switch (priv->ieee->modulation) { - case IEEE80211_CCK_MODULATION: - strncpy(extra, "802.11ab (3)", MAX_WX_STRING); - break; - case IEEE80211_OFDM_MODULATION: - strncpy(extra, "802.11ag (5)", MAX_WX_STRING); - break; - default: - strncpy(extra, "802.11abg (7)", MAX_WX_STRING); - break; - } + case IEEE_B: + strncpy(extra, "802.11b (2)", MAX_WX_STRING); + break; + case IEEE_A | IEEE_B: + strncpy(extra, "802.11ab (3)", MAX_WX_STRING); + break; + case IEEE_G: + strncpy(extra, "802.11g (4)", MAX_WX_STRING); + break; + case IEEE_A | IEEE_G: + strncpy(extra, "802.11ag (5)", MAX_WX_STRING); + break; + case IEEE_B | IEEE_G: + strncpy(extra, "802.11bg (6)", MAX_WX_STRING); + break; + case IEEE_A | IEEE_B | IEEE_G: + strncpy(extra, "802.11abg (7)", MAX_WX_STRING); + break; + default: + strncpy(extra, "unknown", MAX_WX_STRING); break; } IPW_DEBUG_WX("PRIV GET MODE: %s\n", extra); wrqu->data.length = strlen(extra) + 1; + up(&priv->sem); return 0; } -#ifdef CONFIG_IPW_PROMISC -static int ipw_wx_set_promisc(struct net_device *dev, +static int ipw_wx_set_preamble(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + int mode = *(int *)extra; + down(&priv->sem); + /* Switching from SHORT -> LONG requires a disassociation */ + if (mode == 1) { + if (!(priv->config & CFG_PREAMBLE_LONG)) { + priv->config |= CFG_PREAMBLE_LONG; + + /* Network configuration changed -- force [re]association */ + IPW_DEBUG_ASSOC + ("[re]association triggered due to preamble change.\n"); + if (!ipw_disassociate(priv)) + ipw_associate(priv); + } + goto done; + } + + if (mode == 0) { + priv->config &= ~CFG_PREAMBLE_LONG; + goto done; + } + up(&priv->sem); + return -EINVAL; + + done: + up(&priv->sem); + return 0; +} + +static int ipw_wx_get_preamble(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + down(&priv->sem); + if (priv->config & CFG_PREAMBLE_LONG) + snprintf(wrqu->name, IFNAMSIZ, "long (1)"); + else + snprintf(wrqu->name, IFNAMSIZ, "auto (0)"); + up(&priv->sem); + return 0; +} + +#ifdef CONFIG_IPW2200_MONITOR +static int ipw_wx_set_monitor(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); int *parms = (int *)extra; int enable = (parms[0] > 0); - - IPW_DEBUG_WX("SET PROMISC: %d %d\n", enable, parms[1]); + down(&priv->sem); + IPW_DEBUG_WX("SET MONITOR: %d %d\n", enable, parms[1]); if (enable) { if (priv->ieee->iw_mode != IW_MODE_MONITOR) { +#ifdef CONFIG_IEEE80211_RADIOTAP + priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; +#else priv->net_dev->type = ARPHRD_IEEE80211; - ipw_adapter_restart(priv); +#endif + queue_work(priv->workqueue, &priv->adapter_restart); } ipw_set_channel(priv, parms[1]); } else { - if (priv->ieee->iw_mode != IW_MODE_MONITOR) + if (priv->ieee->iw_mode != IW_MODE_MONITOR) { + up(&priv->sem); return 0; + } priv->net_dev->type = ARPHRD_ETHER; - ipw_adapter_restart(priv); + queue_work(priv->workqueue, &priv->adapter_restart); } + up(&priv->sem); return 0; } +#endif // CONFIG_IPW2200_MONITOR + static int ipw_wx_reset(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { struct ipw_priv *priv = ieee80211_priv(dev); IPW_DEBUG_WX("RESET\n"); - ipw_adapter_restart(priv); + queue_work(priv->workqueue, &priv->adapter_restart); + return 0; +} + +static int ipw_wx_sw_reset(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct ipw_priv *priv = ieee80211_priv(dev); + union iwreq_data wrqu_sec = { + .encoding = { + .flags = IW_ENCODE_DISABLED, + }, + }; + int ret; + + IPW_DEBUG_WX("SW_RESET\n"); + + down(&priv->sem); + + ret = ipw_sw_reset(priv, 0); + if (!ret) { + free_firmware(); + ipw_adapter_restart(priv); + } + + /* The SW reset bit might have been toggled on by the 'disable' + * module parameter, so take appropriate action */ + ipw_radio_kill_sw(priv, priv->status & STATUS_RF_KILL_SW); + + up(&priv->sem); + ieee80211_wx_set_encode(priv->ieee, info, &wrqu_sec, NULL); + down(&priv->sem); + + if (!(priv->status & STATUS_RF_KILL_MASK)) { + /* Configuration likely changed -- force [re]association */ + IPW_DEBUG_ASSOC("[re]association triggered due to sw " + "reset.\n"); + if (!ipw_disassociate(priv)) + ipw_associate(priv); + } + + up(&priv->sem); + return 0; } -#endif // CONFIG_IPW_PROMISC /* Rebase the WE IOCTLs to zero for the handler array */ #define IW_IOCTL(x) [(x)-SIOCSIWCOMMIT] static iw_handler ipw_wx_handlers[] = { - IW_IOCTL(SIOCGIWNAME) = ipw_wx_get_name, - IW_IOCTL(SIOCSIWFREQ) = ipw_wx_set_freq, - IW_IOCTL(SIOCGIWFREQ) = ipw_wx_get_freq, - IW_IOCTL(SIOCSIWMODE) = ipw_wx_set_mode, - IW_IOCTL(SIOCGIWMODE) = ipw_wx_get_mode, - IW_IOCTL(SIOCGIWRANGE) = ipw_wx_get_range, - IW_IOCTL(SIOCSIWAP) = ipw_wx_set_wap, - IW_IOCTL(SIOCGIWAP) = ipw_wx_get_wap, - IW_IOCTL(SIOCSIWSCAN) = ipw_wx_set_scan, - IW_IOCTL(SIOCGIWSCAN) = ipw_wx_get_scan, - IW_IOCTL(SIOCSIWESSID) = ipw_wx_set_essid, - IW_IOCTL(SIOCGIWESSID) = ipw_wx_get_essid, - IW_IOCTL(SIOCSIWNICKN) = ipw_wx_set_nick, - IW_IOCTL(SIOCGIWNICKN) = ipw_wx_get_nick, - IW_IOCTL(SIOCSIWRATE) = ipw_wx_set_rate, - IW_IOCTL(SIOCGIWRATE) = ipw_wx_get_rate, - IW_IOCTL(SIOCSIWRTS) = ipw_wx_set_rts, - IW_IOCTL(SIOCGIWRTS) = ipw_wx_get_rts, - IW_IOCTL(SIOCSIWFRAG) = ipw_wx_set_frag, - IW_IOCTL(SIOCGIWFRAG) = ipw_wx_get_frag, - IW_IOCTL(SIOCSIWTXPOW) = ipw_wx_set_txpow, - IW_IOCTL(SIOCGIWTXPOW) = ipw_wx_get_txpow, - IW_IOCTL(SIOCSIWRETRY) = ipw_wx_set_retry, - IW_IOCTL(SIOCGIWRETRY) = ipw_wx_get_retry, - IW_IOCTL(SIOCSIWENCODE) = ipw_wx_set_encode, - IW_IOCTL(SIOCGIWENCODE) = ipw_wx_get_encode, - IW_IOCTL(SIOCSIWPOWER) = ipw_wx_set_power, - IW_IOCTL(SIOCGIWPOWER) = ipw_wx_get_power, + IW_IOCTL(SIOCGIWNAME) = ipw_wx_get_name, + IW_IOCTL(SIOCSIWFREQ) = ipw_wx_set_freq, + IW_IOCTL(SIOCGIWFREQ) = ipw_wx_get_freq, + IW_IOCTL(SIOCSIWMODE) = ipw_wx_set_mode, + IW_IOCTL(SIOCGIWMODE) = ipw_wx_get_mode, + IW_IOCTL(SIOCGIWRANGE) = ipw_wx_get_range, + IW_IOCTL(SIOCSIWAP) = ipw_wx_set_wap, + IW_IOCTL(SIOCGIWAP) = ipw_wx_get_wap, + IW_IOCTL(SIOCSIWSCAN) = ipw_wx_set_scan, + IW_IOCTL(SIOCGIWSCAN) = ipw_wx_get_scan, + IW_IOCTL(SIOCSIWESSID) = ipw_wx_set_essid, + IW_IOCTL(SIOCGIWESSID) = ipw_wx_get_essid, + IW_IOCTL(SIOCSIWNICKN) = ipw_wx_set_nick, + IW_IOCTL(SIOCGIWNICKN) = ipw_wx_get_nick, + IW_IOCTL(SIOCSIWRATE) = ipw_wx_set_rate, + IW_IOCTL(SIOCGIWRATE) = ipw_wx_get_rate, + IW_IOCTL(SIOCSIWRTS) = ipw_wx_set_rts, + IW_IOCTL(SIOCGIWRTS) = ipw_wx_get_rts, + IW_IOCTL(SIOCSIWFRAG) = ipw_wx_set_frag, + IW_IOCTL(SIOCGIWFRAG) = ipw_wx_get_frag, + IW_IOCTL(SIOCSIWTXPOW) = ipw_wx_set_txpow, + IW_IOCTL(SIOCGIWTXPOW) = ipw_wx_get_txpow, + IW_IOCTL(SIOCSIWRETRY) = ipw_wx_set_retry, + IW_IOCTL(SIOCGIWRETRY) = ipw_wx_get_retry, + IW_IOCTL(SIOCSIWENCODE) = ipw_wx_set_encode, + IW_IOCTL(SIOCGIWENCODE) = ipw_wx_get_encode, + IW_IOCTL(SIOCSIWPOWER) = ipw_wx_set_power, + IW_IOCTL(SIOCGIWPOWER) = ipw_wx_get_power, + IW_IOCTL(SIOCSIWSPY) = iw_handler_set_spy, + IW_IOCTL(SIOCGIWSPY) = iw_handler_get_spy, + IW_IOCTL(SIOCSIWTHRSPY) = iw_handler_set_thrspy, + IW_IOCTL(SIOCGIWTHRSPY) = iw_handler_get_thrspy, + IW_IOCTL(SIOCSIWGENIE) = ipw_wx_set_genie, + IW_IOCTL(SIOCGIWGENIE) = ipw_wx_get_genie, + IW_IOCTL(SIOCSIWMLME) = ipw_wx_set_mlme, + IW_IOCTL(SIOCSIWAUTH) = ipw_wx_set_auth, + IW_IOCTL(SIOCGIWAUTH) = ipw_wx_get_auth, + IW_IOCTL(SIOCSIWENCODEEXT) = ipw_wx_set_encodeext, + IW_IOCTL(SIOCGIWENCODEEXT) = ipw_wx_get_encodeext, }; -#define IPW_PRIV_SET_POWER SIOCIWFIRSTPRIV -#define IPW_PRIV_GET_POWER SIOCIWFIRSTPRIV+1 -#define IPW_PRIV_SET_MODE SIOCIWFIRSTPRIV+2 -#define IPW_PRIV_GET_MODE SIOCIWFIRSTPRIV+3 -#define IPW_PRIV_SET_PROMISC SIOCIWFIRSTPRIV+4 -#define IPW_PRIV_RESET SIOCIWFIRSTPRIV+5 +enum { + IPW_PRIV_SET_POWER = SIOCIWFIRSTPRIV, + IPW_PRIV_GET_POWER, + IPW_PRIV_SET_MODE, + IPW_PRIV_GET_MODE, + IPW_PRIV_SET_PREAMBLE, + IPW_PRIV_GET_PREAMBLE, + IPW_PRIV_RESET, + IPW_PRIV_SW_RESET, +#ifdef CONFIG_IPW2200_MONITOR + IPW_PRIV_SET_MONITOR, +#endif +}; static struct iw_priv_args ipw_priv_args[] = { { @@ -6205,14 +9489,25 @@ static struct iw_priv_args ipw_priv_args[] = { .cmd = IPW_PRIV_GET_MODE, .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING, .name = "get_mode"}, -#ifdef CONFIG_IPW_PROMISC { - IPW_PRIV_SET_PROMISC, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "monitor"}, + .cmd = IPW_PRIV_SET_PREAMBLE, + .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + .name = "set_preamble"}, + { + .cmd = IPW_PRIV_GET_PREAMBLE, + .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | IFNAMSIZ, + .name = "get_preamble"}, { IPW_PRIV_RESET, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 0, 0, "reset"}, -#endif /* CONFIG_IPW_PROMISC */ + { + IPW_PRIV_SW_RESET, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 0, 0, "sw_reset"}, +#ifdef CONFIG_IPW2200_MONITOR + { + IPW_PRIV_SET_MONITOR, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "monitor"}, +#endif /* CONFIG_IPW2200_MONITOR */ }; static iw_handler ipw_priv_handler[] = { @@ -6220,19 +9515,23 @@ static iw_handler ipw_priv_handler[] = { ipw_wx_get_powermode, ipw_wx_set_wireless_mode, ipw_wx_get_wireless_mode, -#ifdef CONFIG_IPW_PROMISC - ipw_wx_set_promisc, + ipw_wx_set_preamble, + ipw_wx_get_preamble, ipw_wx_reset, + ipw_wx_sw_reset, +#ifdef CONFIG_IPW2200_MONITOR + ipw_wx_set_monitor, #endif }; static struct iw_handler_def ipw_wx_handler_def = { - .standard = ipw_wx_handlers, - .num_standard = ARRAY_SIZE(ipw_wx_handlers), - .num_private = ARRAY_SIZE(ipw_priv_handler), - .num_private_args = ARRAY_SIZE(ipw_priv_args), - .private = ipw_priv_handler, - .private_args = ipw_priv_args, + .standard = ipw_wx_handlers, + .num_standard = ARRAY_SIZE(ipw_wx_handlers), + .num_private = ARRAY_SIZE(ipw_priv_handler), + .num_private_args = ARRAY_SIZE(ipw_priv_args), + .private = ipw_priv_handler, + .private_args = ipw_priv_args, + .get_wireless_stats = ipw_get_wireless_stats, }; /* @@ -6247,8 +9546,8 @@ static struct iw_statistics *ipw_get_wireless_stats(struct net_device *dev) wstats = &priv->wstats; - /* if hw is disabled, then ipw2100_get_ordinal() can't be called. - * ipw2100_wx_wireless_stats seems to be called before fw is + /* if hw is disabled, then ipw_get_ordinal() can't be called. + * netdev->get_wireless_stats seems to be called before fw is * initialized. STATUS_ASSOCIATED will only be set if the hw is up * and associated; if not associcated, the values are all meaningless * anyway, so set them all to NULL and INVALID */ @@ -6299,7 +9598,7 @@ static inline void init_sys_config(struct ipw_sys_config *sys_config) sys_config->dot11g_auto_detection = 0; sys_config->enable_cts_to_self = 0; sys_config->bt_coexist_collision_thr = 0; - sys_config->pass_noise_stats_to_host = 1; + sys_config->pass_noise_stats_to_host = 1; //1 -- fix for 256 } static int ipw_net_open(struct net_device *dev) @@ -6307,9 +9606,11 @@ static int ipw_net_open(struct net_device *dev) struct ipw_priv *priv = ieee80211_priv(dev); IPW_DEBUG_INFO("dev->open\n"); /* we should be verifying the device is ready to be opened */ + down(&priv->sem); if (!(priv->status & STATUS_RF_KILL_MASK) && (priv->status & STATUS_ASSOCIATED)) netif_start_queue(dev); + up(&priv->sem); return 0; } @@ -6327,22 +9628,34 @@ modify to send one tfd per fragment instead of using chunking. otherwise we need to heavily modify the ieee80211_skb_to_txb. */ -static inline void ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb) +static inline int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, + int pri) { struct ieee80211_hdr_3addr *hdr = (struct ieee80211_hdr_3addr *) txb->fragments[0]->data; int i = 0; struct tfd_frame *tfd; +#ifdef CONFIG_IPW_QOS + int tx_id = ipw_get_tx_queue_number(priv, pri); + struct clx2_tx_queue *txq = &priv->txq[tx_id]; +#else struct clx2_tx_queue *txq = &priv->txq[0]; +#endif struct clx2_queue *q = &txq->q; u8 id, hdr_len, unicast; u16 remaining_bytes; + int fc; + + /* If there isn't room in the queue, we return busy and let the + * network stack requeue the packet for us */ + if (ipw_queue_space(q) < q->high_mark) + return NETDEV_TX_BUSY; switch (priv->ieee->iw_mode) { case IW_MODE_ADHOC: hdr_len = IEEE80211_3ADDR_LEN; - unicast = !is_broadcast_ether_addr(hdr->addr1) && - !is_multicast_ether_addr(hdr->addr1); + unicast = !(is_multicast_ether_addr(hdr->addr1) || + is_broadcast_ether_addr(hdr->addr1)); id = ipw_find_station(priv, hdr->addr1); if (id == IPW_INVALID_STATION) { id = ipw_add_station(priv, hdr->addr1); @@ -6357,8 +9670,8 @@ static inline void ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb) case IW_MODE_INFRA: default: - unicast = !is_broadcast_ether_addr(hdr->addr3) && - !is_multicast_ether_addr(hdr->addr3); + unicast = !(is_multicast_ether_addr(hdr->addr3) || + is_broadcast_ether_addr(hdr->addr3)); hdr_len = IEEE80211_3ADDR_LEN; id = 0; break; @@ -6373,26 +9686,83 @@ static inline void ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb) tfd->control_flags.control_bits = TFD_NEED_IRQ_MASK; tfd->u.data.cmd_id = DINO_CMD_TX; - tfd->u.data.len = txb->payload_size; + tfd->u.data.len = cpu_to_le16(txb->payload_size); remaining_bytes = txb->payload_size; - if (unlikely(!unicast)) - tfd->u.data.tx_flags = DCT_FLAG_NO_WEP; - else - tfd->u.data.tx_flags = DCT_FLAG_NO_WEP | DCT_FLAG_ACK_REQD; if (priv->assoc_request.ieee_mode == IPW_B_MODE) - tfd->u.data.tx_flags_ext = DCT_FLAG_EXT_MODE_CCK; + tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_MODE_CCK; else - tfd->u.data.tx_flags_ext = DCT_FLAG_EXT_MODE_OFDM; + tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_MODE_OFDM; - if (priv->config & CFG_PREAMBLE) - tfd->u.data.tx_flags |= DCT_FLAG_SHORT_PREMBL; + if (priv->assoc_request.preamble_length == DCT_FLAG_SHORT_PREAMBLE) + tfd->u.data.tx_flags |= DCT_FLAG_SHORT_PREAMBLE; + + fc = le16_to_cpu(hdr->frame_ctl); + hdr->frame_ctl = cpu_to_le16(fc & ~IEEE80211_FCTL_MOREFRAGS); memcpy(&tfd->u.data.tfd.tfd_24.mchdr, hdr, hdr_len); + if (likely(unicast)) + tfd->u.data.tx_flags |= DCT_FLAG_ACK_REQD; + + if (txb->encrypted && !priv->ieee->host_encrypt) { + switch (priv->ieee->sec.level) { + case SEC_LEVEL_3: + tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |= + IEEE80211_FCTL_PROTECTED; + /* XXX: ACK flag must be set for CCMP even if it + * is a multicast/broadcast packet, because CCMP + * group communication encrypted by GTK is + * actually done by the AP. */ + if (!unicast) + tfd->u.data.tx_flags |= DCT_FLAG_ACK_REQD; + + tfd->u.data.tx_flags &= ~DCT_FLAG_NO_WEP; + tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_SECURITY_CCM; + tfd->u.data.key_index = 0; + tfd->u.data.key_index |= DCT_WEP_INDEX_USE_IMMEDIATE; + break; + case SEC_LEVEL_2: + tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |= + IEEE80211_FCTL_PROTECTED; + tfd->u.data.tx_flags &= ~DCT_FLAG_NO_WEP; + tfd->u.data.tx_flags_ext |= DCT_FLAG_EXT_SECURITY_TKIP; + tfd->u.data.key_index = DCT_WEP_INDEX_USE_IMMEDIATE; + break; + case SEC_LEVEL_1: + tfd->u.data.tfd.tfd_24.mchdr.frame_ctl |= + IEEE80211_FCTL_PROTECTED; + tfd->u.data.key_index = priv->ieee->tx_keyidx; + if (priv->ieee->sec.key_sizes[priv->ieee->tx_keyidx] <= + 40) + tfd->u.data.key_index |= DCT_WEP_KEY_64Bit; + else + tfd->u.data.key_index |= DCT_WEP_KEY_128Bit; + break; + case SEC_LEVEL_0: + break; + default: + printk(KERN_ERR "Unknow security level %d\n", + priv->ieee->sec.level); + break; + } + } else + /* No hardware encryption */ + tfd->u.data.tx_flags |= DCT_FLAG_NO_WEP; + +#ifdef CONFIG_IPW_QOS + ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data), unicast); +#endif /* CONFIG_IPW_QOS */ + /* payload */ - tfd->u.data.num_chunks = min((u8) (NUM_TFD_CHUNKS - 2), txb->nr_frags); - for (i = 0; i < tfd->u.data.num_chunks; i++) { + tfd->u.data.num_chunks = cpu_to_le32(min((u8) (NUM_TFD_CHUNKS - 2), + txb->nr_frags)); + IPW_DEBUG_FRAG("%i fragments being sent as %i chunks.\n", + txb->nr_frags, le32_to_cpu(tfd->u.data.num_chunks)); + for (i = 0; i < le32_to_cpu(tfd->u.data.num_chunks); i++) { + IPW_DEBUG_FRAG("Adding fragment %i of %i (%d bytes).\n", + i, le32_to_cpu(tfd->u.data.num_chunks), + txb->fragments[i]->len - hdr_len); IPW_DEBUG_TX("Dumping TX packet frag %i of %i (%d bytes):\n", i, tfd->u.data.num_chunks, txb->fragments[i]->len - hdr_len); @@ -6400,11 +9770,13 @@ static inline void ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb) txb->fragments[i]->len - hdr_len); tfd->u.data.chunk_ptr[i] = - pci_map_single(priv->pci_dev, - txb->fragments[i]->data + hdr_len, - txb->fragments[i]->len - hdr_len, - PCI_DMA_TODEVICE); - tfd->u.data.chunk_len[i] = txb->fragments[i]->len - hdr_len; + cpu_to_le32(pci_map_single + (priv->pci_dev, + txb->fragments[i]->data + hdr_len, + txb->fragments[i]->len - hdr_len, + PCI_DMA_TODEVICE)); + tfd->u.data.chunk_len[i] = + cpu_to_le16(txb->fragments[i]->len - hdr_len); } if (i != txb->nr_frags) { @@ -6419,9 +9791,10 @@ static inline void ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb) remaining_bytes); skb = alloc_skb(remaining_bytes, GFP_ATOMIC); if (skb != NULL) { - tfd->u.data.chunk_len[i] = remaining_bytes; + tfd->u.data.chunk_len[i] = cpu_to_le16(remaining_bytes); for (j = i; j < txb->nr_frags; j++) { int size = txb->fragments[j]->len - hdr_len; + printk(KERN_INFO "Adding frag %d %d...\n", j, size); memcpy(skb_put(skb, size), @@ -6430,10 +9803,14 @@ static inline void ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb) dev_kfree_skb_any(txb->fragments[i]); txb->fragments[i] = skb; tfd->u.data.chunk_ptr[i] = - pci_map_single(priv->pci_dev, skb->data, - tfd->u.data.chunk_len[i], - PCI_DMA_TODEVICE); - tfd->u.data.num_chunks++; + cpu_to_le32(pci_map_single + (priv->pci_dev, skb->data, + tfd->u.data.chunk_len[i], + PCI_DMA_TODEVICE)); + + tfd->u.data.num_chunks = + cpu_to_le32(le32_to_cpu(tfd->u.data.num_chunks) + + 1); } } @@ -6441,14 +9818,28 @@ static inline void ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb) q->first_empty = ipw_queue_inc_wrap(q->first_empty, q->n_bd); ipw_write32(priv, q->reg_w, q->first_empty); - if (ipw_queue_space(q) < q->high_mark) - netif_stop_queue(priv->net_dev); - - return; + return NETDEV_TX_OK; drop: IPW_DEBUG_DROP("Silently dropping Tx packet.\n"); ieee80211_txb_free(txb); + return NETDEV_TX_OK; +} + +static int ipw_net_is_queue_full(struct net_device *dev, int pri) +{ + struct ipw_priv *priv = ieee80211_priv(dev); +#ifdef CONFIG_IPW_QOS + int tx_id = ipw_get_tx_queue_number(priv, pri); + struct clx2_tx_queue *txq = &priv->txq[tx_id]; +#else + struct clx2_tx_queue *txq = &priv->txq[0]; +#endif /* CONFIG_IPW_QOS */ + + if (ipw_queue_space(&txq->q) < txq->q.high_mark) + return 1; + + return 0; } static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb, @@ -6456,9 +9847,9 @@ static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb, { struct ipw_priv *priv = ieee80211_priv(dev); unsigned long flags; + int ret; IPW_DEBUG_TX("dev->xmit(%d bytes)\n", txb->payload_size); - spin_lock_irqsave(&priv->lock, flags); if (!(priv->status & STATUS_ASSOCIATED)) { @@ -6468,10 +9859,12 @@ static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb, goto fail_unlock; } - ipw_tx_skb(priv, txb); - + ret = ipw_tx_skb(priv, txb, pri); + if (ret == NETDEV_TX_OK) + __ipw_led_activity_on(priv); spin_unlock_irqrestore(&priv->lock, flags); - return 0; + + return ret; fail_unlock: spin_unlock_irqrestore(&priv->lock, flags); @@ -6498,11 +9891,13 @@ static int ipw_net_set_mac_address(struct net_device *dev, void *p) struct sockaddr *addr = p; if (!is_valid_ether_addr(addr->sa_data)) return -EADDRNOTAVAIL; + down(&priv->sem); priv->config |= CFG_CUSTOM_MAC; memcpy(priv->mac_addr, addr->sa_data, ETH_ALEN); printk(KERN_INFO "%s: Setting MAC to " MAC_FMT "\n", priv->net_dev->name, MAC_ARG(priv->mac_addr)); - ipw_adapter_restart(priv); + queue_work(priv->workqueue, &priv->adapter_restart); + up(&priv->sem); return 0; } @@ -6525,7 +9920,7 @@ static void ipw_ethtool_get_drvinfo(struct net_device *dev, snprintf(info->fw_version, sizeof(info->fw_version), "%s (%s)", vers, date); strcpy(info->bus_info, pci_name(p->pci_dev)); - info->eedump_len = CX2_EEPROM_IMAGE_SIZE; + info->eedump_len = IPW_EEPROM_IMAGE_SIZE; } static u32 ipw_ethtool_get_link(struct net_device *dev) @@ -6536,7 +9931,7 @@ static u32 ipw_ethtool_get_link(struct net_device *dev) static int ipw_ethtool_get_eeprom_len(struct net_device *dev) { - return CX2_EEPROM_IMAGE_SIZE; + return IPW_EEPROM_IMAGE_SIZE; } static int ipw_ethtool_get_eeprom(struct net_device *dev, @@ -6544,10 +9939,11 @@ static int ipw_ethtool_get_eeprom(struct net_device *dev, { struct ipw_priv *p = ieee80211_priv(dev); - if (eeprom->offset + eeprom->len > CX2_EEPROM_IMAGE_SIZE) + if (eeprom->offset + eeprom->len > IPW_EEPROM_IMAGE_SIZE) return -EINVAL; - - memcpy(bytes, &((u8 *) p->eeprom)[eeprom->offset], eeprom->len); + down(&p->sem); + memcpy(bytes, &p->eeprom[eeprom->offset], eeprom->len); + up(&p->sem); return 0; } @@ -6557,23 +9953,23 @@ static int ipw_ethtool_set_eeprom(struct net_device *dev, struct ipw_priv *p = ieee80211_priv(dev); int i; - if (eeprom->offset + eeprom->len > CX2_EEPROM_IMAGE_SIZE) + if (eeprom->offset + eeprom->len > IPW_EEPROM_IMAGE_SIZE) return -EINVAL; - - memcpy(&((u8 *) p->eeprom)[eeprom->offset], bytes, eeprom->len); + down(&p->sem); + memcpy(&p->eeprom[eeprom->offset], bytes, eeprom->len); for (i = IPW_EEPROM_DATA; - i < IPW_EEPROM_DATA + CX2_EEPROM_IMAGE_SIZE; i++) + i < IPW_EEPROM_DATA + IPW_EEPROM_IMAGE_SIZE; i++) ipw_write8(p, i, p->eeprom[i]); - + up(&p->sem); return 0; } static struct ethtool_ops ipw_ethtool_ops = { - .get_link = ipw_ethtool_get_link, - .get_drvinfo = ipw_ethtool_get_drvinfo, - .get_eeprom_len = ipw_ethtool_get_eeprom_len, - .get_eeprom = ipw_ethtool_get_eeprom, - .set_eeprom = ipw_ethtool_set_eeprom, + .get_link = ipw_ethtool_get_link, + .get_drvinfo = ipw_ethtool_get_drvinfo, + .get_eeprom_len = ipw_ethtool_get_eeprom_len, + .get_eeprom = ipw_ethtool_get_eeprom, + .set_eeprom = ipw_ethtool_set_eeprom, }; static irqreturn_t ipw_isr(int irq, void *data, struct pt_regs *regs) @@ -6591,8 +9987,8 @@ static irqreturn_t ipw_isr(int irq, void *data, struct pt_regs *regs) goto none; } - inta = ipw_read32(priv, CX2_INTA_RW); - inta_mask = ipw_read32(priv, CX2_INTA_MASK_R); + inta = ipw_read32(priv, IPW_INTA_RW); + inta_mask = ipw_read32(priv, IPW_INTA_MASK_R); if (inta == 0xFFFFFFFF) { /* Hardware disappeared */ @@ -6600,7 +9996,7 @@ static irqreturn_t ipw_isr(int irq, void *data, struct pt_regs *regs) goto none; } - if (!(inta & (CX2_INTA_MASK_ALL & inta_mask))) { + if (!(inta & (IPW_INTA_MASK_ALL & inta_mask))) { /* Shared interrupt */ goto none; } @@ -6609,8 +10005,8 @@ static irqreturn_t ipw_isr(int irq, void *data, struct pt_regs *regs) ipw_disable_interrupts(priv); /* ack current interrupts */ - inta &= (CX2_INTA_MASK_ALL & inta_mask); - ipw_write32(priv, CX2_INTA_RW, inta); + inta &= (IPW_INTA_MASK_ALL & inta_mask); + ipw_write32(priv, IPW_INTA_RW, inta); /* Cache INTA value for our tasklet */ priv->isr_inta = inta; @@ -6656,28 +10052,116 @@ static void ipw_rf_kill(void *adapter) spin_unlock_irqrestore(&priv->lock, flags); } +static void ipw_bg_rf_kill(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_rf_kill(data); + up(&priv->sem); +} + +void ipw_link_up(struct ipw_priv *priv) +{ + priv->last_seq_num = -1; + priv->last_frag_num = -1; + priv->last_packet_time = 0; + + netif_carrier_on(priv->net_dev); + if (netif_queue_stopped(priv->net_dev)) { + IPW_DEBUG_NOTIF("waking queue\n"); + netif_wake_queue(priv->net_dev); + } else { + IPW_DEBUG_NOTIF("starting queue\n"); + netif_start_queue(priv->net_dev); + } + + cancel_delayed_work(&priv->request_scan); + ipw_reset_stats(priv); + /* Ensure the rate is updated immediately */ + priv->last_rate = ipw_get_current_rate(priv); + ipw_gather_stats(priv); + ipw_led_link_up(priv); + notify_wx_assoc_event(priv); + + if (priv->config & CFG_BACKGROUND_SCAN) + queue_delayed_work(priv->workqueue, &priv->request_scan, HZ); +} + +static void ipw_bg_link_up(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_link_up(data); + up(&priv->sem); +} + +void ipw_link_down(struct ipw_priv *priv) +{ + ipw_led_link_down(priv); + netif_carrier_off(priv->net_dev); + netif_stop_queue(priv->net_dev); + notify_wx_assoc_event(priv); + + /* Cancel any queued work ... */ + cancel_delayed_work(&priv->request_scan); + cancel_delayed_work(&priv->adhoc_check); + cancel_delayed_work(&priv->gather_stats); + + ipw_reset_stats(priv); + + if (!(priv->status & STATUS_EXIT_PENDING)) { + /* Queue up another scan... */ + queue_work(priv->workqueue, &priv->request_scan); + } +} + +static void ipw_bg_link_down(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_link_down(data); + up(&priv->sem); +} + static int ipw_setup_deferred_work(struct ipw_priv *priv) { int ret = 0; priv->workqueue = create_workqueue(DRV_NAME); init_waitqueue_head(&priv->wait_command_queue); - - INIT_WORK(&priv->adhoc_check, ipw_adhoc_check, priv); - INIT_WORK(&priv->associate, ipw_associate, priv); - INIT_WORK(&priv->disassociate, ipw_disassociate, priv); - INIT_WORK(&priv->rx_replenish, ipw_rx_queue_replenish, priv); - INIT_WORK(&priv->adapter_restart, ipw_adapter_restart, priv); - INIT_WORK(&priv->rf_kill, ipw_rf_kill, priv); - INIT_WORK(&priv->up, (void (*)(void *))ipw_up, priv); - INIT_WORK(&priv->down, (void (*)(void *))ipw_down, priv); + init_waitqueue_head(&priv->wait_state); + + INIT_WORK(&priv->adhoc_check, ipw_bg_adhoc_check, priv); + INIT_WORK(&priv->associate, ipw_bg_associate, priv); + INIT_WORK(&priv->disassociate, ipw_bg_disassociate, priv); + INIT_WORK(&priv->system_config, ipw_system_config, priv); + INIT_WORK(&priv->rx_replenish, ipw_bg_rx_queue_replenish, priv); + INIT_WORK(&priv->adapter_restart, ipw_bg_adapter_restart, priv); + INIT_WORK(&priv->rf_kill, ipw_bg_rf_kill, priv); + INIT_WORK(&priv->up, (void (*)(void *))ipw_bg_up, priv); + INIT_WORK(&priv->down, (void (*)(void *))ipw_bg_down, priv); INIT_WORK(&priv->request_scan, (void (*)(void *))ipw_request_scan, priv); INIT_WORK(&priv->gather_stats, - (void (*)(void *))ipw_gather_stats, priv); - INIT_WORK(&priv->abort_scan, (void (*)(void *))ipw_abort_scan, priv); - INIT_WORK(&priv->roam, ipw_roam, priv); - INIT_WORK(&priv->scan_check, ipw_scan_check, priv); + (void (*)(void *))ipw_bg_gather_stats, priv); + INIT_WORK(&priv->abort_scan, (void (*)(void *))ipw_bg_abort_scan, priv); + INIT_WORK(&priv->roam, ipw_bg_roam, priv); + INIT_WORK(&priv->scan_check, ipw_bg_scan_check, priv); + INIT_WORK(&priv->link_up, (void (*)(void *))ipw_bg_link_up, priv); + INIT_WORK(&priv->link_down, (void (*)(void *))ipw_bg_link_down, priv); + INIT_WORK(&priv->led_link_on, (void (*)(void *))ipw_bg_led_link_on, + priv); + INIT_WORK(&priv->led_link_off, (void (*)(void *))ipw_bg_led_link_off, + priv); + INIT_WORK(&priv->led_act_off, (void (*)(void *))ipw_bg_led_activity_off, + priv); + INIT_WORK(&priv->merge_networks, + (void (*)(void *))ipw_merge_adhoc_network, priv); + +#ifdef CONFIG_IPW_QOS + INIT_WORK(&priv->qos_activate, (void (*)(void *))ipw_bg_qos_activate, + priv); +#endif /* CONFIG_IPW_QOS */ tasklet_init(&priv->irq_tasklet, (void (*)(unsigned long)) ipw_irq_tasklet, (unsigned long)priv); @@ -6690,34 +10174,36 @@ static void shim__set_security(struct net_device *dev, { struct ipw_priv *priv = ieee80211_priv(dev); int i; - for (i = 0; i < 4; i++) { if (sec->flags & (1 << i)) { - priv->sec.key_sizes[i] = sec->key_sizes[i]; + priv->ieee->sec.encode_alg[i] = sec->encode_alg[i]; + priv->ieee->sec.key_sizes[i] = sec->key_sizes[i]; if (sec->key_sizes[i] == 0) - priv->sec.flags &= ~(1 << i); - else - memcpy(priv->sec.keys[i], sec->keys[i], + priv->ieee->sec.flags &= ~(1 << i); + else { + memcpy(priv->ieee->sec.keys[i], sec->keys[i], sec->key_sizes[i]); - priv->sec.flags |= (1 << i); + priv->ieee->sec.flags |= (1 << i); + } priv->status |= STATUS_SECURITY_UPDATED; - } + } else if (sec->level != SEC_LEVEL_1) + priv->ieee->sec.flags &= ~(1 << i); } - if ((sec->flags & SEC_ACTIVE_KEY) && - priv->sec.active_key != sec->active_key) { + if (sec->flags & SEC_ACTIVE_KEY) { if (sec->active_key <= 3) { - priv->sec.active_key = sec->active_key; - priv->sec.flags |= SEC_ACTIVE_KEY; + priv->ieee->sec.active_key = sec->active_key; + priv->ieee->sec.flags |= SEC_ACTIVE_KEY; } else - priv->sec.flags &= ~SEC_ACTIVE_KEY; + priv->ieee->sec.flags &= ~SEC_ACTIVE_KEY; priv->status |= STATUS_SECURITY_UPDATED; - } + } else + priv->ieee->sec.flags &= ~SEC_ACTIVE_KEY; if ((sec->flags & SEC_AUTH_MODE) && - (priv->sec.auth_mode != sec->auth_mode)) { - priv->sec.auth_mode = sec->auth_mode; - priv->sec.flags |= SEC_AUTH_MODE; + (priv->ieee->sec.auth_mode != sec->auth_mode)) { + priv->ieee->sec.auth_mode = sec->auth_mode; + priv->ieee->sec.flags |= SEC_AUTH_MODE; if (sec->auth_mode == WLAN_AUTH_SHARED_KEY) priv->capability |= CAP_SHARED_KEY; else @@ -6725,9 +10211,9 @@ static void shim__set_security(struct net_device *dev, priv->status |= STATUS_SECURITY_UPDATED; } - if (sec->flags & SEC_ENABLED && priv->sec.enabled != sec->enabled) { - priv->sec.flags |= SEC_ENABLED; - priv->sec.enabled = sec->enabled; + if (sec->flags & SEC_ENABLED && priv->ieee->sec.enabled != sec->enabled) { + priv->ieee->sec.flags |= SEC_ENABLED; + priv->ieee->sec.enabled = sec->enabled; priv->status |= STATUS_SECURITY_UPDATED; if (sec->enabled) priv->capability |= CAP_PRIVACY_ON; @@ -6735,12 +10221,18 @@ static void shim__set_security(struct net_device *dev, priv->capability &= ~CAP_PRIVACY_ON; } - if (sec->flags & SEC_LEVEL && priv->sec.level != sec->level) { - priv->sec.level = sec->level; - priv->sec.flags |= SEC_LEVEL; + if (sec->flags & SEC_ENCRYPT) + priv->ieee->sec.encrypt = sec->encrypt; + + if (sec->flags & SEC_LEVEL && priv->ieee->sec.level != sec->level) { + priv->ieee->sec.level = sec->level; + priv->ieee->sec.flags |= SEC_LEVEL; priv->status |= STATUS_SECURITY_UPDATED; } + if (!priv->ieee->host_encrypt && (sec->flags & SEC_ENCRYPT)) + ipw_set_hwcrypto_keys(priv); + /* To match current functionality of ipw2100 (which works well w/ * various supplicants, we don't force a disassociate if the * privacy capability changes ... */ @@ -6789,29 +10281,10 @@ static int init_supported_rates(struct ipw_priv *priv, static int ipw_config(struct ipw_priv *priv) { - int i; - struct ipw_tx_power tx_power; - - memset(&priv->sys_config, 0, sizeof(priv->sys_config)); - memset(&tx_power, 0, sizeof(tx_power)); - /* This is only called from ipw_up, which resets/reloads the firmware so, we don't need to first disable the card before we configure it */ - - /* configure device for 'G' band */ - tx_power.ieee_mode = IPW_G_MODE; - tx_power.num_channels = 11; - for (i = 0; i < 11; i++) { - tx_power.channels_tx_power[i].channel_number = i + 1; - tx_power.channels_tx_power[i].tx_power = priv->tx_power; - } - if (ipw_send_tx_power(priv, &tx_power)) - goto error; - - /* configure device to also handle 'B' band */ - tx_power.ieee_mode = IPW_B_MODE; - if (ipw_send_tx_power(priv, &tx_power)) + if (ipw_set_tx_power(priv)) goto error; /* initialize adapter address */ @@ -6820,6 +10293,11 @@ static int ipw_config(struct ipw_priv *priv) /* set basic system config settings */ init_sys_config(&priv->sys_config); + if (priv->ieee->iw_mode == IW_MODE_ADHOC) + priv->sys_config.answer_broadcast_ssid_probe = 1; + else + priv->sys_config.answer_broadcast_ssid_probe = 0; + if (ipw_send_system_config(priv, &priv->sys_config)) goto error; @@ -6832,6 +10310,10 @@ static int ipw_config(struct ipw_priv *priv) if (ipw_send_rts_threshold(priv, priv->rts_threshold)) goto error; } +#ifdef CONFIG_IPW_QOS + IPW_DEBUG_QOS("QoS: call ipw_qos_activate\n"); + ipw_qos_activate(priv, NULL); +#endif /* CONFIG_IPW_QOS */ if (ipw_set_random_seed(priv)) goto error; @@ -6840,9 +10322,17 @@ static int ipw_config(struct ipw_priv *priv) if (ipw_send_host_complete(priv)) goto error; - /* If configured to try and auto-associate, kick off a scan */ - if ((priv->config & CFG_ASSOCIATE) && ipw_request_scan(priv)) - goto error; + priv->status |= STATUS_INIT; + + ipw_led_init(priv); + ipw_led_radio_on(priv); + priv->notif_missed_beacons = 0; + + /* Set hardware WEP key if it is configured. */ + if ((priv->capability & CAP_PRIVACY_ON) && + (priv->ieee->sec.level == SEC_LEVEL_1) && + !(priv->ieee->host_encrypt || priv->ieee->host_decrypt)) + ipw_set_hwcrypto_keys(priv); return 0; @@ -6850,20 +10340,379 @@ static int ipw_config(struct ipw_priv *priv) return -EIO; } +/* + * NOTE: + * + * These tables have been tested in conjunction with the + * Intel PRO/Wireless 2200BG and 2915ABG Network Connection Adapters. + * + * Altering this values, using it on other hardware, or in geographies + * not intended for resale of the above mentioned Intel adapters has + * not been tested. + * + */ +static const struct ieee80211_geo ipw_geos[] = { + { /* Restricted */ + "---", + .bg_channels = 11, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}}, + }, + + { /* Custom US/Canada */ + "ZZF", + .bg_channels = 11, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}}, + .a_channels = 8, + .a = {{5180, 36}, + {5200, 40}, + {5220, 44}, + {5240, 48}, + {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, + {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, + {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, + {5320, 64, IEEE80211_CH_PASSIVE_ONLY}}, + }, + + { /* Rest of World */ + "ZZD", + .bg_channels = 13, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}, {2467, 12}, + {2472, 13}}, + }, + + { /* Custom USA & Europe & High */ + "ZZA", + .bg_channels = 11, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}}, + .a_channels = 13, + .a = {{5180, 36}, + {5200, 40}, + {5220, 44}, + {5240, 48}, + {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, + {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, + {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, + {5320, 64, IEEE80211_CH_PASSIVE_ONLY}, + {5745, 149}, + {5765, 153}, + {5785, 157}, + {5805, 161}, + {5825, 165}}, + }, + + { /* Custom NA & Europe */ + "ZZB", + .bg_channels = 11, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}}, + .a_channels = 13, + .a = {{5180, 36}, + {5200, 40}, + {5220, 44}, + {5240, 48}, + {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, + {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, + {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, + {5320, 64, IEEE80211_CH_PASSIVE_ONLY}, + {5745, 149, IEEE80211_CH_PASSIVE_ONLY}, + {5765, 153, IEEE80211_CH_PASSIVE_ONLY}, + {5785, 157, IEEE80211_CH_PASSIVE_ONLY}, + {5805, 161, IEEE80211_CH_PASSIVE_ONLY}, + {5825, 165, IEEE80211_CH_PASSIVE_ONLY}}, + }, + + { /* Custom Japan */ + "ZZC", + .bg_channels = 11, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}}, + .a_channels = 4, + .a = {{5170, 34}, {5190, 38}, + {5210, 42}, {5230, 46}}, + }, + + { /* Custom */ + "ZZM", + .bg_channels = 11, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}}, + }, + + { /* Europe */ + "ZZE", + .bg_channels = 13, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}, {2467, 12}, + {2472, 13}}, + .a_channels = 19, + .a = {{5180, 36}, + {5200, 40}, + {5220, 44}, + {5240, 48}, + {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, + {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, + {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, + {5320, 64, IEEE80211_CH_PASSIVE_ONLY}, + {5500, 100, IEEE80211_CH_PASSIVE_ONLY}, + {5520, 104, IEEE80211_CH_PASSIVE_ONLY}, + {5540, 108, IEEE80211_CH_PASSIVE_ONLY}, + {5560, 112, IEEE80211_CH_PASSIVE_ONLY}, + {5580, 116, IEEE80211_CH_PASSIVE_ONLY}, + {5600, 120, IEEE80211_CH_PASSIVE_ONLY}, + {5620, 124, IEEE80211_CH_PASSIVE_ONLY}, + {5640, 128, IEEE80211_CH_PASSIVE_ONLY}, + {5660, 132, IEEE80211_CH_PASSIVE_ONLY}, + {5680, 136, IEEE80211_CH_PASSIVE_ONLY}, + {5700, 140, IEEE80211_CH_PASSIVE_ONLY}}, + }, + + { /* Custom Japan */ + "ZZJ", + .bg_channels = 14, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}, {2467, 12}, + {2472, 13}, {2484, 14, IEEE80211_CH_B_ONLY}}, + .a_channels = 4, + .a = {{5170, 34}, {5190, 38}, + {5210, 42}, {5230, 46}}, + }, + + { /* Rest of World */ + "ZZR", + .bg_channels = 14, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}, {2467, 12}, + {2472, 13}, {2484, 14, IEEE80211_CH_B_ONLY | + IEEE80211_CH_PASSIVE_ONLY}}, + }, + + { /* High Band */ + "ZZH", + .bg_channels = 13, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}, + {2467, 12, IEEE80211_CH_PASSIVE_ONLY}, + {2472, 13, IEEE80211_CH_PASSIVE_ONLY}}, + .a_channels = 4, + .a = {{5745, 149}, {5765, 153}, + {5785, 157}, {5805, 161}}, + }, + + { /* Custom Europe */ + "ZZG", + .bg_channels = 13, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}, + {2467, 12}, {2472, 13}}, + .a_channels = 4, + .a = {{5180, 36}, {5200, 40}, + {5220, 44}, {5240, 48}}, + }, + + { /* Europe */ + "ZZK", + .bg_channels = 13, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}, + {2467, 12, IEEE80211_CH_PASSIVE_ONLY}, + {2472, 13, IEEE80211_CH_PASSIVE_ONLY}}, + .a_channels = 24, + .a = {{5180, 36, IEEE80211_CH_PASSIVE_ONLY}, + {5200, 40, IEEE80211_CH_PASSIVE_ONLY}, + {5220, 44, IEEE80211_CH_PASSIVE_ONLY}, + {5240, 48, IEEE80211_CH_PASSIVE_ONLY}, + {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, + {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, + {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, + {5320, 64, IEEE80211_CH_PASSIVE_ONLY}, + {5500, 100, IEEE80211_CH_PASSIVE_ONLY}, + {5520, 104, IEEE80211_CH_PASSIVE_ONLY}, + {5540, 108, IEEE80211_CH_PASSIVE_ONLY}, + {5560, 112, IEEE80211_CH_PASSIVE_ONLY}, + {5580, 116, IEEE80211_CH_PASSIVE_ONLY}, + {5600, 120, IEEE80211_CH_PASSIVE_ONLY}, + {5620, 124, IEEE80211_CH_PASSIVE_ONLY}, + {5640, 128, IEEE80211_CH_PASSIVE_ONLY}, + {5660, 132, IEEE80211_CH_PASSIVE_ONLY}, + {5680, 136, IEEE80211_CH_PASSIVE_ONLY}, + {5700, 140, IEEE80211_CH_PASSIVE_ONLY}, + {5745, 149, IEEE80211_CH_PASSIVE_ONLY}, + {5765, 153, IEEE80211_CH_PASSIVE_ONLY}, + {5785, 157, IEEE80211_CH_PASSIVE_ONLY}, + {5805, 161, IEEE80211_CH_PASSIVE_ONLY}, + {5825, 165, IEEE80211_CH_PASSIVE_ONLY}}, + }, + + { /* Europe */ + "ZZL", + .bg_channels = 11, + .bg = {{2412, 1}, {2417, 2}, {2422, 3}, + {2427, 4}, {2432, 5}, {2437, 6}, + {2442, 7}, {2447, 8}, {2452, 9}, + {2457, 10}, {2462, 11}}, + .a_channels = 13, + .a = {{5180, 36, IEEE80211_CH_PASSIVE_ONLY}, + {5200, 40, IEEE80211_CH_PASSIVE_ONLY}, + {5220, 44, IEEE80211_CH_PASSIVE_ONLY}, + {5240, 48, IEEE80211_CH_PASSIVE_ONLY}, + {5260, 52, IEEE80211_CH_PASSIVE_ONLY}, + {5280, 56, IEEE80211_CH_PASSIVE_ONLY}, + {5300, 60, IEEE80211_CH_PASSIVE_ONLY}, + {5320, 64, IEEE80211_CH_PASSIVE_ONLY}, + {5745, 149, IEEE80211_CH_PASSIVE_ONLY}, + {5765, 153, IEEE80211_CH_PASSIVE_ONLY}, + {5785, 157, IEEE80211_CH_PASSIVE_ONLY}, + {5805, 161, IEEE80211_CH_PASSIVE_ONLY}, + {5825, 165, IEEE80211_CH_PASSIVE_ONLY}}, + } +}; + +/* GEO code borrowed from ieee80211_geo.c */ +static int ipw_is_valid_channel(struct ieee80211_device *ieee, u8 channel) +{ + int i; + + /* Driver needs to initialize the geography map before using + * these helper functions */ + BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0); + + if (ieee->freq_band & IEEE80211_24GHZ_BAND) + for (i = 0; i < ieee->geo.bg_channels; i++) + /* NOTE: If G mode is currently supported but + * this is a B only channel, we don't see it + * as valid. */ + if ((ieee->geo.bg[i].channel == channel) && + (!(ieee->mode & IEEE_G) || + !(ieee->geo.bg[i].flags & IEEE80211_CH_B_ONLY))) + return IEEE80211_24GHZ_BAND; + + if (ieee->freq_band & IEEE80211_52GHZ_BAND) + for (i = 0; i < ieee->geo.a_channels; i++) + if (ieee->geo.a[i].channel == channel) + return IEEE80211_52GHZ_BAND; + + return 0; +} + +static int ipw_channel_to_index(struct ieee80211_device *ieee, u8 channel) +{ + int i; + + /* Driver needs to initialize the geography map before using + * these helper functions */ + BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0); + + if (ieee->freq_band & IEEE80211_24GHZ_BAND) + for (i = 0; i < ieee->geo.bg_channels; i++) + if (ieee->geo.bg[i].channel == channel) + return i; + + if (ieee->freq_band & IEEE80211_52GHZ_BAND) + for (i = 0; i < ieee->geo.a_channels; i++) + if (ieee->geo.a[i].channel == channel) + return i; + + return -1; +} + +static u8 ipw_freq_to_channel(struct ieee80211_device *ieee, u32 freq) +{ + int i; + + /* Driver needs to initialize the geography map before using + * these helper functions */ + BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0); + + freq /= 100000; + + if (ieee->freq_band & IEEE80211_24GHZ_BAND) + for (i = 0; i < ieee->geo.bg_channels; i++) + if (ieee->geo.bg[i].freq == freq) + return ieee->geo.bg[i].channel; + + if (ieee->freq_band & IEEE80211_52GHZ_BAND) + for (i = 0; i < ieee->geo.a_channels; i++) + if (ieee->geo.a[i].freq == freq) + return ieee->geo.a[i].channel; + + return 0; +} + +static int ipw_set_geo(struct ieee80211_device *ieee, + const struct ieee80211_geo *geo) +{ + memcpy(ieee->geo.name, geo->name, 3); + ieee->geo.name[3] = '\0'; + ieee->geo.bg_channels = geo->bg_channels; + ieee->geo.a_channels = geo->a_channels; + memcpy(ieee->geo.bg, geo->bg, geo->bg_channels * + sizeof(struct ieee80211_channel)); + memcpy(ieee->geo.a, geo->a, ieee->geo.a_channels * + sizeof(struct ieee80211_channel)); + return 0; +} + +static const struct ieee80211_geo *ipw_get_geo(struct ieee80211_device *ieee) +{ + return &ieee->geo; +} + #define MAX_HW_RESTARTS 5 static int ipw_up(struct ipw_priv *priv) { - int rc, i; + int rc, i, j; if (priv->status & STATUS_EXIT_PENDING) return -EIO; + if (cmdlog && !priv->cmdlog) { + priv->cmdlog = kmalloc(sizeof(*priv->cmdlog) * cmdlog, + GFP_KERNEL); + if (priv->cmdlog == NULL) { + IPW_ERROR("Error allocating %d command log entries.\n", + cmdlog); + } else { + memset(priv->cmdlog, 0, sizeof(*priv->cmdlog) * cmdlog); + priv->cmdlog_len = cmdlog; + } + } + for (i = 0; i < MAX_HW_RESTARTS; i++) { /* Load the microcode, firmware, and eeprom. * Also start the clocks. */ rc = ipw_load(priv); if (rc) { - IPW_ERROR("Unable to load firmware: 0x%08X\n", rc); + IPW_ERROR("Unable to load firmware: %d\n", rc); return rc; } @@ -6872,20 +10721,50 @@ static int ipw_up(struct ipw_priv *priv) eeprom_parse_mac(priv, priv->mac_addr); memcpy(priv->net_dev->dev_addr, priv->mac_addr, ETH_ALEN); - if (priv->status & STATUS_RF_KILL_MASK) + for (j = 0; j < ARRAY_SIZE(ipw_geos); j++) { + if (!memcmp(&priv->eeprom[EEPROM_COUNTRY_CODE], + ipw_geos[j].name, 3)) + break; + } + if (j == ARRAY_SIZE(ipw_geos)) { + IPW_WARNING("SKU [%c%c%c] not recognized.\n", + priv->eeprom[EEPROM_COUNTRY_CODE + 0], + priv->eeprom[EEPROM_COUNTRY_CODE + 1], + priv->eeprom[EEPROM_COUNTRY_CODE + 2]); + j = 0; + } + if (ipw_set_geo(priv->ieee, &ipw_geos[j])) { + IPW_WARNING("Could not set geography."); + return 0; + } + + IPW_DEBUG_INFO("Geography %03d [%s] detected.\n", + j, priv->ieee->geo.name); + + if (priv->status & STATUS_RF_KILL_SW) { + IPW_WARNING("Radio disabled by module parameter.\n"); + return 0; + } else if (rf_kill_active(priv)) { + IPW_WARNING("Radio Frequency Kill Switch is On:\n" + "Kill switch must be turned off for " + "wireless networking to work.\n"); + queue_delayed_work(priv->workqueue, &priv->rf_kill, + 2 * HZ); return 0; + } rc = ipw_config(priv); if (!rc) { IPW_DEBUG_INFO("Configured device on count %i\n", i); - priv->notif_missed_beacons = 0; - netif_start_queue(priv->net_dev); + + /* If configure to try and auto-associate, kick + * off a scan. */ + queue_work(priv->workqueue, &priv->request_scan); + return 0; - } else { - IPW_DEBUG_INFO("Device configuration failed: 0x%08X\n", - rc); } + IPW_DEBUG_INFO("Device configuration failed: 0x%08X\n", rc); IPW_DEBUG_INFO("Failed to config device on retry %d of %d\n", i, MAX_HW_RESTARTS); @@ -6897,47 +10776,101 @@ static int ipw_up(struct ipw_priv *priv) /* tried to restart and config the device for as long as our * patience could withstand */ IPW_ERROR("Unable to initialize device after %d attempts.\n", i); + return -EIO; } -static void ipw_down(struct ipw_priv *priv) +static void ipw_bg_up(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_up(data); + up(&priv->sem); +} + +static void ipw_deinit(struct ipw_priv *priv) { + int i; + + if (priv->status & STATUS_SCANNING) { + IPW_DEBUG_INFO("Aborting scan during shutdown.\n"); + ipw_abort_scan(priv); + } + + if (priv->status & STATUS_ASSOCIATED) { + IPW_DEBUG_INFO("Disassociating during shutdown.\n"); + ipw_disassociate(priv); + } + + ipw_led_shutdown(priv); + + /* Wait up to 1s for status to change to not scanning and not + * associated (disassociation can take a while for a ful 802.11 + * exchange */ + for (i = 1000; i && (priv->status & + (STATUS_DISASSOCIATING | + STATUS_ASSOCIATED | STATUS_SCANNING)); i--) + udelay(10); + + if (priv->status & (STATUS_DISASSOCIATING | + STATUS_ASSOCIATED | STATUS_SCANNING)) + IPW_DEBUG_INFO("Still associated or scanning...\n"); + else + IPW_DEBUG_INFO("Took %dms to de-init\n", 1000 - i); + /* Attempt to disable the card */ -#if 0 ipw_send_card_disable(priv, 0); -#endif + + priv->status &= ~STATUS_INIT; +} + +static void ipw_down(struct ipw_priv *priv) +{ + int exit_pending = priv->status & STATUS_EXIT_PENDING; + + priv->status |= STATUS_EXIT_PENDING; + + if (ipw_is_init(priv)) + ipw_deinit(priv); + + /* Wipe out the EXIT_PENDING status bit if we are not actually + * exiting the module */ + if (!exit_pending) + priv->status &= ~STATUS_EXIT_PENDING; /* tell the device to stop sending interrupts */ ipw_disable_interrupts(priv); /* Clear all bits but the RF Kill */ - priv->status &= STATUS_RF_KILL_MASK; - + priv->status &= STATUS_RF_KILL_MASK | STATUS_EXIT_PENDING; netif_carrier_off(priv->net_dev); netif_stop_queue(priv->net_dev); ipw_stop_nic(priv); + + ipw_led_radio_off(priv); +} + +static void ipw_bg_down(void *data) +{ + struct ipw_priv *priv = data; + down(&priv->sem); + ipw_down(data); + up(&priv->sem); } /* Called by register_netdev() */ static int ipw_net_init(struct net_device *dev) { struct ipw_priv *priv = ieee80211_priv(dev); + down(&priv->sem); - if (priv->status & STATUS_RF_KILL_SW) { - IPW_WARNING("Radio disabled by module parameter.\n"); - return 0; - } else if (rf_kill_active(priv)) { - IPW_WARNING("Radio Frequency Kill Switch is On:\n" - "Kill switch must be turned off for " - "wireless networking to work.\n"); - queue_delayed_work(priv->workqueue, &priv->rf_kill, 2 * HZ); - return 0; - } - - if (ipw_up(priv)) + if (ipw_up(priv)) { + up(&priv->sem); return -EIO; + } + up(&priv->sem); return 0; } @@ -6962,7 +10895,7 @@ static struct pci_device_id card_ids[] = { {PCI_VENDOR_ID_INTEL, 0x1043, 0x8086, 0x2762, 0, 0, 0}, {PCI_VENDOR_ID_INTEL, 0x104f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_INTEL, 0x4220, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* BG */ - {PCI_VENDOR_ID_INTEL, 0x4221, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* 2225BG */ + {PCI_VENDOR_ID_INTEL, 0x4221, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* BG */ {PCI_VENDOR_ID_INTEL, 0x4223, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* ABG */ {PCI_VENDOR_ID_INTEL, 0x4224, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* ABG */ @@ -6982,11 +10915,16 @@ static struct attribute *ipw_sysfs_entries[] = { &dev_attr_nic_type.attr, &dev_attr_status.attr, &dev_attr_cfg.attr, - &dev_attr_dump_errors.attr, - &dev_attr_dump_events.attr, + &dev_attr_error.attr, + &dev_attr_event_log.attr, + &dev_attr_cmd_log.attr, &dev_attr_eeprom_delay.attr, &dev_attr_ucode_version.attr, &dev_attr_rtc.attr, + &dev_attr_scan_age.attr, + &dev_attr_led.attr, + &dev_attr_speed_scan.attr, + &dev_attr_net_stats.attr, NULL }; @@ -7002,7 +10940,7 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) void __iomem *base; u32 length, val; struct ipw_priv *priv; - int band, modulation; + int i; net_dev = alloc_ieee80211(sizeof(struct ipw_priv)); if (net_dev == NULL) { @@ -7012,13 +10950,17 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) priv = ieee80211_priv(net_dev); priv->ieee = netdev_priv(net_dev); + priv->net_dev = net_dev; priv->pci_dev = pdev; #ifdef CONFIG_IPW_DEBUG ipw_debug_level = debug; #endif spin_lock_init(&priv->lock); + for (i = 0; i < IPW_IBSS_MAC_HASH_SIZE; i++) + INIT_LIST_HEAD(&priv->ibss_mac_hash[i]); + init_MUTEX(&priv->sem); if (pci_enable_device(pdev)) { err = -ENODEV; goto out_free_ieee80211; @@ -7065,90 +11007,7 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_iounmap; } - /* Initialize module parameter values here */ - if (ifname) - strncpy(net_dev->name, ifname, IFNAMSIZ); - - if (associate) - priv->config |= CFG_ASSOCIATE; - else - IPW_DEBUG_INFO("Auto associate disabled.\n"); - - if (auto_create) - priv->config |= CFG_ADHOC_CREATE; - else - IPW_DEBUG_INFO("Auto adhoc creation disabled.\n"); - - if (disable) { - priv->status |= STATUS_RF_KILL_SW; - IPW_DEBUG_INFO("Radio disabled.\n"); - } - - if (channel != 0) { - priv->config |= CFG_STATIC_CHANNEL; - priv->channel = channel; - IPW_DEBUG_INFO("Bind to static channel %d\n", channel); - IPW_DEBUG_INFO("Bind to static channel %d\n", channel); - /* TODO: Validate that provided channel is in range */ - } - - switch (mode) { - case 1: - priv->ieee->iw_mode = IW_MODE_ADHOC; - break; -#ifdef CONFIG_IPW_PROMISC - case 2: - priv->ieee->iw_mode = IW_MODE_MONITOR; - break; -#endif - default: - case 0: - priv->ieee->iw_mode = IW_MODE_INFRA; - break; - } - - if ((priv->pci_dev->device == 0x4223) || - (priv->pci_dev->device == 0x4224)) { - printk(KERN_INFO DRV_NAME - ": Detected Intel PRO/Wireless 2915ABG Network " - "Connection\n"); - priv->ieee->abg_true = 1; - band = IEEE80211_52GHZ_BAND | IEEE80211_24GHZ_BAND; - modulation = IEEE80211_OFDM_MODULATION | - IEEE80211_CCK_MODULATION; - priv->adapter = IPW_2915ABG; - priv->ieee->mode = IEEE_A | IEEE_G | IEEE_B; - } else { - if (priv->pci_dev->device == 0x4221) - printk(KERN_INFO DRV_NAME - ": Detected Intel PRO/Wireless 2225BG Network " - "Connection\n"); - else - printk(KERN_INFO DRV_NAME - ": Detected Intel PRO/Wireless 2200BG Network " - "Connection\n"); - - priv->ieee->abg_true = 0; - band = IEEE80211_24GHZ_BAND; - modulation = IEEE80211_OFDM_MODULATION | - IEEE80211_CCK_MODULATION; - priv->adapter = IPW_2200BG; - priv->ieee->mode = IEEE_G | IEEE_B; - } - - priv->ieee->freq_band = band; - priv->ieee->modulation = modulation; - - priv->rates_mask = IEEE80211_DEFAULT_RATES_MASK; - - priv->missed_beacon_threshold = IPW_MB_DISASSOCIATE_THRESHOLD_DEFAULT; - priv->roaming_threshold = IPW_MB_ROAMING_THRESHOLD_DEFAULT; - - priv->rts_threshold = DEFAULT_RTS_THRESHOLD; - - /* If power management is turned on, default to AC mode */ - priv->power_mode = IPW_POWER_AC; - priv->tx_power = IPW_DEFAULT_TX_POWER; + ipw_sw_reset(priv, 1); err = request_irq(pdev->irq, ipw_isr, SA_SHIRQ, DRV_NAME, priv); if (err) { @@ -7159,8 +11018,20 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) SET_MODULE_OWNER(net_dev); SET_NETDEV_DEV(net_dev, &pdev->dev); + down(&priv->sem); + priv->ieee->hard_start_xmit = ipw_net_hard_start_xmit; priv->ieee->set_security = shim__set_security; + priv->ieee->is_queue_full = ipw_net_is_queue_full; + +#ifdef CONFIG_IPW_QOS + priv->ieee->handle_probe_response = ipw_handle_beacon; + priv->ieee->handle_beacon = ipw_handle_probe_response; + priv->ieee->handle_assoc_response = ipw_handle_assoc_response; +#endif /* CONFIG_IPW_QOS */ + + priv->ieee->perfect_rssi = -20; + priv->ieee->worst_rssi = -85; net_dev->open = ipw_net_open; net_dev->stop = ipw_net_stop; @@ -7168,7 +11039,9 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) net_dev->get_stats = ipw_net_get_stats; net_dev->set_multicast_list = ipw_net_set_multicast_list; net_dev->set_mac_address = ipw_net_set_mac_address; - net_dev->get_wireless_stats = ipw_get_wireless_stats; + priv->wireless_data.spy_data = &priv->ieee->spy_data; + priv->wireless_data.ieee80211 = priv->ieee; + net_dev->wireless_data = &priv->wireless_data; net_dev->wireless_handlers = &ipw_wx_handler_def; net_dev->ethtool_ops = &ipw_ethtool_ops; net_dev->irq = pdev->irq; @@ -7179,18 +11052,19 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) err = sysfs_create_group(&pdev->dev.kobj, &ipw_attribute_group); if (err) { IPW_ERROR("failed to create sysfs device attributes\n"); + up(&priv->sem); goto out_release_irq; } + up(&priv->sem); err = register_netdev(net_dev); if (err) { IPW_ERROR("failed to register network device\n"); - goto out_remove_group; + goto out_remove_sysfs; } - return 0; - out_remove_group: + out_remove_sysfs: sysfs_remove_group(&pdev->dev.kobj, &ipw_attribute_group); out_release_irq: free_irq(pdev->irq, priv); @@ -7213,14 +11087,19 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) static void ipw_pci_remove(struct pci_dev *pdev) { struct ipw_priv *priv = pci_get_drvdata(pdev); + struct list_head *p, *q; + int i; + if (!priv) return; - priv->status |= STATUS_EXIT_PENDING; + down(&priv->sem); + priv->status |= STATUS_EXIT_PENDING; + ipw_down(priv); sysfs_remove_group(&pdev->dev.kobj, &ipw_attribute_group); - ipw_down(priv); + up(&priv->sem); unregister_netdev(priv->net_dev); @@ -7230,16 +11109,31 @@ static void ipw_pci_remove(struct pci_dev *pdev) } ipw_tx_queue_free(priv); + if (priv->cmdlog) { + kfree(priv->cmdlog); + priv->cmdlog = NULL; + } /* ipw_down will ensure that there is no more pending work * in the workqueue's, so we can safely remove them now. */ - if (priv->workqueue) { - cancel_delayed_work(&priv->adhoc_check); - cancel_delayed_work(&priv->gather_stats); - cancel_delayed_work(&priv->request_scan); - cancel_delayed_work(&priv->rf_kill); - cancel_delayed_work(&priv->scan_check); - destroy_workqueue(priv->workqueue); - priv->workqueue = NULL; + cancel_delayed_work(&priv->adhoc_check); + cancel_delayed_work(&priv->gather_stats); + cancel_delayed_work(&priv->request_scan); + cancel_delayed_work(&priv->rf_kill); + cancel_delayed_work(&priv->scan_check); + destroy_workqueue(priv->workqueue); + priv->workqueue = NULL; + + /* Free MAC hash list for ADHOC */ + for (i = 0; i < IPW_IBSS_MAC_HASH_SIZE; i++) { + list_for_each_safe(p, q, &priv->ibss_mac_hash[i]) { + kfree(list_entry(p, struct ipw_ibss_seq, list)); + list_del(p); + } + } + + if (priv->error) { + ipw_free_error_log(priv->error); + priv->error = NULL; } free_irq(pdev->irq, priv); @@ -7248,15 +11142,7 @@ static void ipw_pci_remove(struct pci_dev *pdev) pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); free_ieee80211(priv->net_dev); - -#ifdef CONFIG_PM - if (fw_loaded) { - release_firmware(bootfw); - release_firmware(ucode); - release_firmware(firmware); - fw_loaded = 0; - } -#endif + free_firmware(); } #ifdef CONFIG_PM @@ -7288,13 +11174,10 @@ static int ipw_pci_resume(struct pci_dev *pdev) printk(KERN_INFO "%s: Coming out of suspend...\n", dev->name); - pci_set_power_state(pdev, 0); + pci_set_power_state(pdev, PCI_D0); pci_enable_device(pdev); -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,10) - pci_restore_state(pdev, priv->pm_state); -#else pci_restore_state(pdev); -#endif + /* * Suspend/Resume resets the PCI configuration space, so we have to * re-disable the RETRY_TIMEOUT register (0x41) to keep PCI Tx retries @@ -7366,16 +11249,33 @@ MODULE_PARM_DESC(associate, "auto associate when scanning (default on)"); module_param(auto_create, int, 0444); MODULE_PARM_DESC(auto_create, "auto create adhoc network (default on)"); +module_param(led, int, 0444); +MODULE_PARM_DESC(led, "enable led control on some systems (default 0 off)\n"); + module_param(debug, int, 0444); MODULE_PARM_DESC(debug, "debug output mask"); module_param(channel, int, 0444); MODULE_PARM_DESC(channel, "channel to limit associate to (default 0 [ANY])"); -module_param(ifname, charp, 0444); -MODULE_PARM_DESC(ifname, "network device name (default eth%d)"); +#ifdef CONFIG_IPW_QOS +module_param(qos_enable, int, 0444); +MODULE_PARM_DESC(qos_enable, "enable all QoS functionalitis"); + +module_param(qos_burst_enable, int, 0444); +MODULE_PARM_DESC(qos_burst_enable, "enable QoS burst mode"); + +module_param(qos_no_ack_mask, int, 0444); +MODULE_PARM_DESC(qos_no_ack_mask, "mask Tx_Queue to no ack"); -#ifdef CONFIG_IPW_PROMISC +module_param(burst_duration_CCK, int, 0444); +MODULE_PARM_DESC(burst_duration_CCK, "set CCK burst value"); + +module_param(burst_duration_OFDM, int, 0444); +MODULE_PARM_DESC(burst_duration_OFDM, "set OFDM burst value"); +#endif /* CONFIG_IPW_QOS */ + +#ifdef CONFIG_IPW2200_MONITOR module_param(mode, int, 0444); MODULE_PARM_DESC(mode, "network mode (0=BSS,1=IBSS,2=Monitor)"); #else @@ -7383,5 +11283,12 @@ module_param(mode, int, 0444); MODULE_PARM_DESC(mode, "network mode (0=BSS,1=IBSS)"); #endif +module_param(hwcrypto, int, 0444); +MODULE_PARM_DESC(hwcrypto, "enable hardware crypto (default on)"); + +module_param(cmdlog, int, 0444); +MODULE_PARM_DESC(cmdlog, + "allocate a ring buffer for logging firmware commands"); + module_exit(ipw_exit); module_init(ipw_init); |