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path: root/drivers/net/wireless/iwlwifi/iwl-core.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-core.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.c691
1 files changed, 424 insertions, 267 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 2dc92875545..574d3665870 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -47,6 +47,37 @@ MODULE_VERSION(IWLWIFI_VERSION);
MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR);
MODULE_LICENSE("GPL");
+static struct iwl_wimax_coex_event_entry cu_priorities[COEX_NUM_OF_EVENTS] = {
+ {COEX_CU_UNASSOC_IDLE_RP, COEX_CU_UNASSOC_IDLE_WP,
+ 0, COEX_UNASSOC_IDLE_FLAGS},
+ {COEX_CU_UNASSOC_MANUAL_SCAN_RP, COEX_CU_UNASSOC_MANUAL_SCAN_WP,
+ 0, COEX_UNASSOC_MANUAL_SCAN_FLAGS},
+ {COEX_CU_UNASSOC_AUTO_SCAN_RP, COEX_CU_UNASSOC_AUTO_SCAN_WP,
+ 0, COEX_UNASSOC_AUTO_SCAN_FLAGS},
+ {COEX_CU_CALIBRATION_RP, COEX_CU_CALIBRATION_WP,
+ 0, COEX_CALIBRATION_FLAGS},
+ {COEX_CU_PERIODIC_CALIBRATION_RP, COEX_CU_PERIODIC_CALIBRATION_WP,
+ 0, COEX_PERIODIC_CALIBRATION_FLAGS},
+ {COEX_CU_CONNECTION_ESTAB_RP, COEX_CU_CONNECTION_ESTAB_WP,
+ 0, COEX_CONNECTION_ESTAB_FLAGS},
+ {COEX_CU_ASSOCIATED_IDLE_RP, COEX_CU_ASSOCIATED_IDLE_WP,
+ 0, COEX_ASSOCIATED_IDLE_FLAGS},
+ {COEX_CU_ASSOC_MANUAL_SCAN_RP, COEX_CU_ASSOC_MANUAL_SCAN_WP,
+ 0, COEX_ASSOC_MANUAL_SCAN_FLAGS},
+ {COEX_CU_ASSOC_AUTO_SCAN_RP, COEX_CU_ASSOC_AUTO_SCAN_WP,
+ 0, COEX_ASSOC_AUTO_SCAN_FLAGS},
+ {COEX_CU_ASSOC_ACTIVE_LEVEL_RP, COEX_CU_ASSOC_ACTIVE_LEVEL_WP,
+ 0, COEX_ASSOC_ACTIVE_LEVEL_FLAGS},
+ {COEX_CU_RF_ON_RP, COEX_CU_RF_ON_WP, 0, COEX_CU_RF_ON_FLAGS},
+ {COEX_CU_RF_OFF_RP, COEX_CU_RF_OFF_WP, 0, COEX_RF_OFF_FLAGS},
+ {COEX_CU_STAND_ALONE_DEBUG_RP, COEX_CU_STAND_ALONE_DEBUG_WP,
+ 0, COEX_STAND_ALONE_DEBUG_FLAGS},
+ {COEX_CU_IPAN_ASSOC_LEVEL_RP, COEX_CU_IPAN_ASSOC_LEVEL_WP,
+ 0, COEX_IPAN_ASSOC_LEVEL_FLAGS},
+ {COEX_CU_RSRVD1_RP, COEX_CU_RSRVD1_WP, 0, COEX_RSRVD1_FLAGS},
+ {COEX_CU_RSRVD2_RP, COEX_CU_RSRVD2_WP, 0, COEX_RSRVD2_FLAGS}
+};
+
#define IWL_DECLARE_RATE_INFO(r, s, ip, in, rp, rn, pp, np) \
[IWL_RATE_##r##M_INDEX] = { IWL_RATE_##r##M_PLCP, \
IWL_RATE_SISO_##s##M_PLCP, \
@@ -178,6 +209,7 @@ u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant)
}
return ant;
}
+EXPORT_SYMBOL(iwl_toggle_tx_ant);
const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
EXPORT_SYMBOL(iwl_bcast_addr);
@@ -224,7 +256,10 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
/* nic_init */
spin_lock_irqsave(&priv->lock, flags);
priv->cfg->ops->lib->apm_ops.init(priv);
- iwl_write32(priv, CSR_INT_COALESCING, 512 / 32);
+
+ /* Set interrupt coalescing timer to 512 usecs */
+ iwl_write8(priv, CSR_INT_COALESCING, 512 / 32);
+
spin_unlock_irqrestore(&priv->lock, flags);
ret = priv->cfg->ops->lib->apm_ops.set_pwr_src(priv, IWL_PWR_SRC_VMAIN);
@@ -416,8 +451,7 @@ static void iwlcore_init_ht_hw_capab(const struct iwl_priv *priv,
ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
ht_info->cap |= (IEEE80211_HT_CAP_SM_PS &
- (WLAN_HT_CAP_SM_PS_DISABLED << 2));
-
+ (priv->cfg->sm_ps_mode << 2));
max_bit_rate = MAX_BIT_RATE_20_MHZ;
if (priv->hw_params.ht40_channel & BIT(band)) {
ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
@@ -452,28 +486,6 @@ static void iwlcore_init_ht_hw_capab(const struct iwl_priv *priv,
}
}
-static void iwlcore_init_hw_rates(struct iwl_priv *priv,
- struct ieee80211_rate *rates)
-{
- int i;
-
- for (i = 0; i < IWL_RATE_COUNT_LEGACY; i++) {
- rates[i].bitrate = iwl_rates[i].ieee * 5;
- rates[i].hw_value = i; /* Rate scaling will work on indexes */
- rates[i].hw_value_short = i;
- rates[i].flags = 0;
- if ((i >= IWL_FIRST_CCK_RATE) && (i <= IWL_LAST_CCK_RATE)) {
- /*
- * If CCK != 1M then set short preamble rate flag.
- */
- rates[i].flags |=
- (iwl_rates[i].plcp == IWL_RATE_1M_PLCP) ?
- 0 : IEEE80211_RATE_SHORT_PREAMBLE;
- }
- }
-}
-
-
/**
* iwlcore_init_geos - Initialize mac80211's geo/channel info based from eeprom
*/
@@ -605,11 +617,27 @@ void iwlcore_free_geos(struct iwl_priv *priv)
}
EXPORT_SYMBOL(iwlcore_free_geos);
+/*
+ * iwlcore_rts_tx_cmd_flag: Set rts/cts. 3945 and 4965 only share this
+ * function.
+ */
+void iwlcore_rts_tx_cmd_flag(struct ieee80211_tx_info *info,
+ __le32 *tx_flags)
+{
+ if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) {
+ *tx_flags |= TX_CMD_FLG_RTS_MSK;
+ *tx_flags &= ~TX_CMD_FLG_CTS_MSK;
+ } else if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
+ *tx_flags &= ~TX_CMD_FLG_RTS_MSK;
+ *tx_flags |= TX_CMD_FLG_CTS_MSK;
+ }
+}
+EXPORT_SYMBOL(iwlcore_rts_tx_cmd_flag);
+
static bool is_single_rx_stream(struct iwl_priv *priv)
{
return !priv->current_ht_config.is_ht ||
- ((priv->current_ht_config.mcs.rx_mask[1] == 0) &&
- (priv->current_ht_config.mcs.rx_mask[2] == 0));
+ priv->current_ht_config.single_chain_sufficient;
}
static u8 iwl_is_channel_extension(struct iwl_priv *priv,
@@ -635,10 +663,9 @@ static u8 iwl_is_channel_extension(struct iwl_priv *priv,
u8 iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
struct ieee80211_sta_ht_cap *sta_ht_inf)
{
- struct iwl_ht_info *iwl_ht_conf = &priv->current_ht_config;
+ struct iwl_ht_config *ht_conf = &priv->current_ht_config;
- if ((!iwl_ht_conf->is_ht) ||
- (iwl_ht_conf->supported_chan_width != IWL_CHANNEL_WIDTH_40MHZ))
+ if (!ht_conf->is_ht || !ht_conf->is_40mhz)
return 0;
/* We do not check for IEEE80211_HT_CAP_SUP_WIDTH_20_40
@@ -654,7 +681,7 @@ u8 iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
#endif
return iwl_is_channel_extension(priv, priv->band,
le16_to_cpu(priv->staging_rxon.channel),
- iwl_ht_conf->extension_chan_offset);
+ ht_conf->extension_chan_offset);
}
EXPORT_SYMBOL(iwl_is_ht40_tx_allowed);
@@ -878,11 +905,11 @@ u8 iwl_rate_get_lowest_plcp(struct iwl_priv *priv)
}
EXPORT_SYMBOL(iwl_rate_get_lowest_plcp);
-void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info)
+void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf)
{
struct iwl_rxon_cmd *rxon = &priv->staging_rxon;
- if (!ht_info->is_ht) {
+ if (!ht_conf->is_ht) {
rxon->flags &= ~(RXON_FLG_CHANNEL_MODE_MSK |
RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK |
RXON_FLG_HT40_PROT_MSK |
@@ -893,7 +920,7 @@ void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info)
/* FIXME: if the definition of ht_protection changed, the "translation"
* will be needed for rxon->flags
*/
- rxon->flags |= cpu_to_le32(ht_info->ht_protection << RXON_FLG_HT_OPERATING_MODE_POS);
+ rxon->flags |= cpu_to_le32(ht_conf->ht_protection << RXON_FLG_HT_OPERATING_MODE_POS);
/* Set up channel bandwidth:
* 20 MHz only, 20/40 mixed or pure 40 if ht40 ok */
@@ -902,10 +929,10 @@ void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info)
RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK);
if (iwl_is_ht40_tx_allowed(priv, NULL)) {
/* pure ht40 */
- if (ht_info->ht_protection == IEEE80211_HT_OP_MODE_PROTECTION_20MHZ) {
+ if (ht_conf->ht_protection == IEEE80211_HT_OP_MODE_PROTECTION_20MHZ) {
rxon->flags |= RXON_FLG_CHANNEL_MODE_PURE_40;
/* Note: control channel is opposite of extension channel */
- switch (ht_info->extension_chan_offset) {
+ switch (ht_conf->extension_chan_offset) {
case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
rxon->flags &= ~RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK;
break;
@@ -915,7 +942,7 @@ void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info)
}
} else {
/* Note: control channel is opposite of extension channel */
- switch (ht_info->extension_chan_offset) {
+ switch (ht_conf->extension_chan_offset) {
case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
rxon->flags &= ~(RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK);
rxon->flags |= RXON_FLG_CHANNEL_MODE_MIXED;
@@ -938,14 +965,10 @@ void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info)
if (priv->cfg->ops->hcmd->set_rxon_chain)
priv->cfg->ops->hcmd->set_rxon_chain(priv);
- IWL_DEBUG_ASSOC(priv, "supported HT rate 0x%X 0x%X 0x%X "
- "rxon flags 0x%X operation mode :0x%X "
+ IWL_DEBUG_ASSOC(priv, "rxon flags 0x%X operation mode :0x%X "
"extension channel offset 0x%x\n",
- ht_info->mcs.rx_mask[0],
- ht_info->mcs.rx_mask[1],
- ht_info->mcs.rx_mask[2],
- le32_to_cpu(rxon->flags), ht_info->ht_protection,
- ht_info->extension_chan_offset);
+ le32_to_cpu(rxon->flags), ht_conf->ht_protection,
+ ht_conf->extension_chan_offset);
return;
}
EXPORT_SYMBOL(iwl_set_rxon_ht);
@@ -955,44 +978,50 @@ EXPORT_SYMBOL(iwl_set_rxon_ht);
#define IWL_NUM_IDLE_CHAINS_DUAL 2
#define IWL_NUM_IDLE_CHAINS_SINGLE 1
-/* Determine how many receiver/antenna chains to use.
- * More provides better reception via diversity. Fewer saves power.
+/*
+ * Determine how many receiver/antenna chains to use.
+ *
+ * More provides better reception via diversity. Fewer saves power
+ * at the expense of throughput, but only when not in powersave to
+ * start with.
+ *
* MIMO (dual stream) requires at least 2, but works better with 3.
* This does not determine *which* chains to use, just how many.
*/
static int iwl_get_active_rx_chain_count(struct iwl_priv *priv)
{
- bool is_single = is_single_rx_stream(priv);
- bool is_cam = !test_bit(STATUS_POWER_PMI, &priv->status);
-
/* # of Rx chains to use when expecting MIMO. */
- if (is_single || (!is_cam && (priv->current_ht_config.sm_ps ==
- WLAN_HT_CAP_SM_PS_STATIC)))
+ if (is_single_rx_stream(priv))
return IWL_NUM_RX_CHAINS_SINGLE;
else
return IWL_NUM_RX_CHAINS_MULTIPLE;
}
+/*
+ * When we are in power saving mode, unless device support spatial
+ * multiplexing power save, use the active count for rx chain count.
+ */
static int iwl_get_idle_rx_chain_count(struct iwl_priv *priv, int active_cnt)
{
- int idle_cnt;
+ int idle_cnt = active_cnt;
bool is_cam = !test_bit(STATUS_POWER_PMI, &priv->status);
+
/* # Rx chains when idling and maybe trying to save power */
- switch (priv->current_ht_config.sm_ps) {
+ switch (priv->cfg->sm_ps_mode) {
case WLAN_HT_CAP_SM_PS_STATIC:
+ idle_cnt = (is_cam) ? active_cnt : IWL_NUM_IDLE_CHAINS_SINGLE;
+ break;
case WLAN_HT_CAP_SM_PS_DYNAMIC:
idle_cnt = (is_cam) ? IWL_NUM_IDLE_CHAINS_DUAL :
- IWL_NUM_IDLE_CHAINS_SINGLE;
+ IWL_NUM_IDLE_CHAINS_SINGLE;
break;
case WLAN_HT_CAP_SM_PS_DISABLED:
- idle_cnt = (is_cam) ? active_cnt : IWL_NUM_IDLE_CHAINS_SINGLE;
break;
case WLAN_HT_CAP_SM_PS_INVALID:
default:
- IWL_ERR(priv, "invalid mimo ps mode %d\n",
- priv->current_ht_config.sm_ps);
+ IWL_ERR(priv, "invalid sm_ps mode %u\n",
+ priv->cfg->sm_ps_mode);
WARN_ON(1);
- idle_cnt = -1;
break;
}
return idle_cnt;
@@ -1005,7 +1034,7 @@ static u8 iwl_count_chain_bitmap(u32 chain_bitmap)
res = (chain_bitmap & BIT(0)) >> 0;
res += (chain_bitmap & BIT(1)) >> 1;
res += (chain_bitmap & BIT(2)) >> 2;
- res += (chain_bitmap & BIT(4)) >> 4;
+ res += (chain_bitmap & BIT(3)) >> 3;
return res;
}
@@ -1281,18 +1310,28 @@ static void iwl_set_rate(struct iwl_priv *priv)
void iwl_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb)
{
- struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_rxon_cmd *rxon = (void *)&priv->active_rxon;
struct iwl_csa_notification *csa = &(pkt->u.csa_notif);
- IWL_DEBUG_11H(priv, "CSA notif: channel %d, status %d\n",
- le16_to_cpu(csa->channel), le32_to_cpu(csa->status));
- rxon->channel = csa->channel;
- priv->staging_rxon.channel = csa->channel;
+
+ if (priv->switch_rxon.switch_in_progress) {
+ if (!le32_to_cpu(csa->status) &&
+ (csa->channel == priv->switch_rxon.channel)) {
+ rxon->channel = csa->channel;
+ priv->staging_rxon.channel = csa->channel;
+ IWL_DEBUG_11H(priv, "CSA notif: channel %d\n",
+ le16_to_cpu(csa->channel));
+ } else
+ IWL_ERR(priv, "CSA notif (fail) : channel %d\n",
+ le16_to_cpu(csa->channel));
+
+ priv->switch_rxon.switch_in_progress = false;
+ }
}
EXPORT_SYMBOL(iwl_rx_csa);
#ifdef CONFIG_IWLWIFI_DEBUG
-static void iwl_print_rx_config_cmd(struct iwl_priv *priv)
+void iwl_print_rx_config_cmd(struct iwl_priv *priv)
{
struct iwl_rxon_cmd *rxon = &priv->staging_rxon;
@@ -1310,6 +1349,7 @@ static void iwl_print_rx_config_cmd(struct iwl_priv *priv)
IWL_DEBUG_RADIO(priv, "u8[6] bssid_addr: %pM\n", rxon->bssid_addr);
IWL_DEBUG_RADIO(priv, "u16 assoc_id: 0x%x\n", le16_to_cpu(rxon->assoc_id));
}
+EXPORT_SYMBOL(iwl_print_rx_config_cmd);
#endif
/**
* iwl_irq_handle_error - called for HW or SW error interrupt from card
@@ -1322,12 +1362,11 @@ void iwl_irq_handle_error(struct iwl_priv *priv)
/* Cancel currently queued command. */
clear_bit(STATUS_HCMD_ACTIVE, &priv->status);
+ priv->cfg->ops->lib->dump_nic_error_log(priv);
+ priv->cfg->ops->lib->dump_nic_event_log(priv, false);
#ifdef CONFIG_IWLWIFI_DEBUG
- if (iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS) {
- priv->cfg->ops->lib->dump_nic_error_log(priv);
- priv->cfg->ops->lib->dump_nic_event_log(priv);
+ if (iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS)
iwl_print_rx_config_cmd(priv);
- }
#endif
wake_up_interruptible(&priv->wait_command_queue);
@@ -1346,6 +1385,160 @@ void iwl_irq_handle_error(struct iwl_priv *priv)
}
EXPORT_SYMBOL(iwl_irq_handle_error);
+int iwl_apm_stop_master(struct iwl_priv *priv)
+{
+ int ret = 0;
+
+ /* stop device's busmaster DMA activity */
+ iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_STOP_MASTER);
+
+ ret = iwl_poll_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_MASTER_DISABLED,
+ CSR_RESET_REG_FLAG_MASTER_DISABLED, 100);
+ if (ret)
+ IWL_WARN(priv, "Master Disable Timed Out, 100 usec\n");
+
+ IWL_DEBUG_INFO(priv, "stop master\n");
+
+ return ret;
+}
+EXPORT_SYMBOL(iwl_apm_stop_master);
+
+void iwl_apm_stop(struct iwl_priv *priv)
+{
+ IWL_DEBUG_INFO(priv, "Stop card, put in low power state\n");
+
+ /* Stop device's DMA activity */
+ iwl_apm_stop_master(priv);
+
+ /* Reset the entire device */
+ iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET);
+
+ udelay(10);
+
+ /*
+ * Clear "initialization complete" bit to move adapter from
+ * D0A* (powered-up Active) --> D0U* (Uninitialized) state.
+ */
+ iwl_clear_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
+}
+EXPORT_SYMBOL(iwl_apm_stop);
+
+
+/*
+ * Start up NIC's basic functionality after it has been reset
+ * (e.g. after platform boot, or shutdown via iwl_apm_stop())
+ * NOTE: This does not load uCode nor start the embedded processor
+ */
+int iwl_apm_init(struct iwl_priv *priv)
+{
+ int ret = 0;
+ u16 lctl;
+
+ IWL_DEBUG_INFO(priv, "Init card's basic functions\n");
+
+ /*
+ * Use "set_bit" below rather than "write", to preserve any hardware
+ * bits already set by default after reset.
+ */
+
+ /* Disable L0S exit timer (platform NMI Work/Around) */
+ iwl_set_bit(priv, CSR_GIO_CHICKEN_BITS,
+ CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER);
+
+ /*
+ * Disable L0s without affecting L1;
+ * don't wait for ICH L0s (ICH bug W/A)
+ */
+ iwl_set_bit(priv, CSR_GIO_CHICKEN_BITS,
+ CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX);
+
+ /* Set FH wait threshold to maximum (HW error during stress W/A) */
+ iwl_set_bit(priv, CSR_DBG_HPET_MEM_REG, CSR_DBG_HPET_MEM_REG_VAL);
+
+ /*
+ * Enable HAP INTA (interrupt from management bus) to
+ * wake device's PCI Express link L1a -> L0s
+ * NOTE: This is no-op for 3945 (non-existant bit)
+ */
+ iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
+ CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A);
+
+ /*
+ * HW bug W/A for instability in PCIe bus L0->L0S->L1 transition.
+ * Check if BIOS (or OS) enabled L1-ASPM on this device.
+ * If so (likely), disable L0S, so device moves directly L0->L1;
+ * costs negligible amount of power savings.
+ * If not (unlikely), enable L0S, so there is at least some
+ * power savings, even without L1.
+ */
+ if (priv->cfg->set_l0s) {
+ lctl = iwl_pcie_link_ctl(priv);
+ if ((lctl & PCI_CFG_LINK_CTRL_VAL_L1_EN) ==
+ PCI_CFG_LINK_CTRL_VAL_L1_EN) {
+ /* L1-ASPM enabled; disable(!) L0S */
+ iwl_set_bit(priv, CSR_GIO_REG,
+ CSR_GIO_REG_VAL_L0S_ENABLED);
+ IWL_DEBUG_POWER(priv, "L1 Enabled; Disabling L0S\n");
+ } else {
+ /* L1-ASPM disabled; enable(!) L0S */
+ iwl_clear_bit(priv, CSR_GIO_REG,
+ CSR_GIO_REG_VAL_L0S_ENABLED);
+ IWL_DEBUG_POWER(priv, "L1 Disabled; Enabling L0S\n");
+ }
+ }
+
+ /* Configure analog phase-lock-loop before activating to D0A */
+ if (priv->cfg->pll_cfg_val)
+ iwl_set_bit(priv, CSR_ANA_PLL_CFG, priv->cfg->pll_cfg_val);
+
+ /*
+ * Set "initialization complete" bit to move adapter from
+ * D0U* --> D0A* (powered-up active) state.
+ */
+ iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
+
+ /*
+ * Wait for clock stabilization; once stabilized, access to
+ * device-internal resources is supported, e.g. iwl_write_prph()
+ * and accesses to uCode SRAM.
+ */
+ ret = iwl_poll_bit(priv, CSR_GP_CNTRL,
+ CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY,
+ CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000);
+ if (ret < 0) {
+ IWL_DEBUG_INFO(priv, "Failed to init the card\n");
+ goto out;
+ }
+
+ /*
+ * Enable DMA and BSM (if used) clocks, wait for them to stabilize.
+ * BSM (Boostrap State Machine) is only in 3945 and 4965;
+ * later devices (i.e. 5000 and later) have non-volatile SRAM,
+ * and don't need BSM to restore data after power-saving sleep.
+ *
+ * Write to "CLK_EN_REG"; "1" bits enable clocks, while "0" bits
+ * do not disable clocks. This preserves any hardware bits already
+ * set by default in "CLK_CTRL_REG" after reset.
+ */
+ if (priv->cfg->use_bsm)
+ iwl_write_prph(priv, APMG_CLK_EN_REG,
+ APMG_CLK_VAL_DMA_CLK_RQT | APMG_CLK_VAL_BSM_CLK_RQT);
+ else
+ iwl_write_prph(priv, APMG_CLK_EN_REG,
+ APMG_CLK_VAL_DMA_CLK_RQT);
+ udelay(20);
+
+ /* Disable L1-Active */
+ iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG,
+ APMG_PCIDEV_STT_VAL_L1_ACT_DIS);
+
+out:
+ return ret;
+}
+EXPORT_SYMBOL(iwl_apm_init);
+
+
+
void iwl_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
@@ -1393,73 +1586,14 @@ void iwl_configure_filter(struct ieee80211_hw *hw,
}
EXPORT_SYMBOL(iwl_configure_filter);
-int iwl_setup_mac(struct iwl_priv *priv)
-{
- int ret;
- struct ieee80211_hw *hw = priv->hw;
- hw->rate_control_algorithm = "iwl-agn-rs";
-
- /* Tell mac80211 our characteristics */
- hw->flags = IEEE80211_HW_SIGNAL_DBM |
- IEEE80211_HW_NOISE_DBM |
- IEEE80211_HW_AMPDU_AGGREGATION |
- IEEE80211_HW_SPECTRUM_MGMT;
-
- if (!priv->cfg->broken_powersave)
- hw->flags |= IEEE80211_HW_SUPPORTS_PS |
- IEEE80211_HW_SUPPORTS_DYNAMIC_PS;
-
- hw->wiphy->interface_modes =
- BIT(NL80211_IFTYPE_STATION) |
- BIT(NL80211_IFTYPE_ADHOC);
-
- hw->wiphy->custom_regulatory = true;
-
- /* Firmware does not support this */
- hw->wiphy->disable_beacon_hints = true;
-
- /*
- * For now, disable PS by default because it affects
- * RX performance significantly.
- */
- hw->wiphy->ps_default = false;
-
- hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX;
- /* we create the 802.11 header and a zero-length SSID element */
- hw->wiphy->max_scan_ie_len = IWL_MAX_PROBE_REQUEST - 24 - 2;
-
- /* Default value; 4 EDCA QOS priorities */
- hw->queues = 4;
-
- hw->max_listen_interval = IWL_CONN_MAX_LISTEN_INTERVAL;
-
- if (priv->bands[IEEE80211_BAND_2GHZ].n_channels)
- priv->hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
- &priv->bands[IEEE80211_BAND_2GHZ];
- if (priv->bands[IEEE80211_BAND_5GHZ].n_channels)
- priv->hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
- &priv->bands[IEEE80211_BAND_5GHZ];
-
- ret = ieee80211_register_hw(priv->hw);
- if (ret) {
- IWL_ERR(priv, "Failed to register hw (error %d)\n", ret);
- return ret;
- }
- priv->mac80211_registered = 1;
-
- return 0;
-}
-EXPORT_SYMBOL(iwl_setup_mac);
-
int iwl_set_hw_params(struct iwl_priv *priv)
{
priv->hw_params.max_rxq_size = RX_QUEUE_SIZE;
priv->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG;
if (priv->cfg->mod_params->amsdu_size_8K)
- priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_8K;
+ priv->hw_params.rx_page_order = get_order(IWL_RX_BUF_SIZE_8K);
else
- priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_4K;
- priv->hw_params.max_pkt_size = priv->hw_params.rx_buf_size - 256;
+ priv->hw_params.rx_page_order = get_order(IWL_RX_BUF_SIZE_4K);
priv->hw_params.max_beacon_itrvl = IWL_MAX_UCODE_BEACON_INTERVAL;
@@ -1471,71 +1605,6 @@ int iwl_set_hw_params(struct iwl_priv *priv)
}
EXPORT_SYMBOL(iwl_set_hw_params);
-int iwl_init_drv(struct iwl_priv *priv)
-{
- int ret;
-
- priv->ibss_beacon = NULL;
-
- spin_lock_init(&priv->lock);
- spin_lock_init(&priv->sta_lock);
- spin_lock_init(&priv->hcmd_lock);
-
- INIT_LIST_HEAD(&priv->free_frames);
-
- mutex_init(&priv->mutex);
-
- /* Clear the driver's (not device's) station table */
- iwl_clear_stations_table(priv);
-
- priv->data_retry_limit = -1;
- priv->ieee_channels = NULL;
- priv->ieee_rates = NULL;
- priv->band = IEEE80211_BAND_2GHZ;
-
- priv->iw_mode = NL80211_IFTYPE_STATION;
-
- priv->current_ht_config.sm_ps = WLAN_HT_CAP_SM_PS_DISABLED;
-
- /* Choose which receivers/antennas to use */
- if (priv->cfg->ops->hcmd->set_rxon_chain)
- priv->cfg->ops->hcmd->set_rxon_chain(priv);
-
- iwl_init_scan_params(priv);
-
- iwl_reset_qos(priv);
-
- priv->qos_data.qos_active = 0;
- priv->qos_data.qos_cap.val = 0;
-
- priv->rates_mask = IWL_RATES_MASK;
- /* Set the tx_power_user_lmt to the lowest power level
- * this value will get overwritten by channel max power avg
- * from eeprom */
- priv->tx_power_user_lmt = IWL_TX_POWER_TARGET_POWER_MIN;
-
- ret = iwl_init_channel_map(priv);
- if (ret) {
- IWL_ERR(priv, "initializing regulatory failed: %d\n", ret);
- goto err;
- }
-
- ret = iwlcore_init_geos(priv);
- if (ret) {
- IWL_ERR(priv, "initializing geos failed: %d\n", ret);
- goto err_free_channel_map;
- }
- iwlcore_init_hw_rates(priv, priv->ieee_rates);
-
- return 0;
-
-err_free_channel_map:
- iwl_free_channel_map(priv);
-err:
- return ret;
-}
-EXPORT_SYMBOL(iwl_init_drv);
-
int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
{
int ret = 0;
@@ -1583,15 +1652,6 @@ int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
}
EXPORT_SYMBOL(iwl_set_tx_power);
-void iwl_uninit_drv(struct iwl_priv *priv)
-{
- iwl_calib_free_results(priv);
- iwlcore_free_geos(priv);
- iwl_free_channel_map(priv);
- kfree(priv->scan);
-}
-EXPORT_SYMBOL(iwl_uninit_drv);
-
#define ICT_COUNT (PAGE_SIZE/sizeof(u32))
/* Free dram table */
@@ -1915,9 +1975,9 @@ EXPORT_SYMBOL(iwl_isr_legacy);
int iwl_send_bt_config(struct iwl_priv *priv)
{
struct iwl_bt_cmd bt_cmd = {
- .flags = 3,
- .lead_time = 0xAA,
- .max_kill = 1,
+ .flags = BT_COEX_MODE_4W,
+ .lead_time = BT_LEAD_TIME_DEF,
+ .max_kill = BT_MAX_KILL_DEF,
.kill_ack_mask = 0,
.kill_cts_mask = 0,
};
@@ -1927,16 +1987,21 @@ int iwl_send_bt_config(struct iwl_priv *priv)
}
EXPORT_SYMBOL(iwl_send_bt_config);
-int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags)
+int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags, bool clear)
{
- u32 stat_flags = 0;
- struct iwl_host_cmd cmd = {
- .id = REPLY_STATISTICS_CMD,
- .flags = flags,
- .len = sizeof(stat_flags),
- .data = (u8 *) &stat_flags,
+ struct iwl_statistics_cmd statistics_cmd = {
+ .configuration_flags =
+ clear ? IWL_STATS_CONF_CLEAR_STATS : 0,
};
- return iwl_send_cmd(priv, &cmd);
+
+ if (flags & CMD_ASYNC)
+ return iwl_send_cmd_pdu_async(priv, REPLY_STATISTICS_CMD,
+ sizeof(struct iwl_statistics_cmd),
+ &statistics_cmd, NULL);
+ else
+ return iwl_send_cmd_pdu(priv, REPLY_STATISTICS_CMD,
+ sizeof(struct iwl_statistics_cmd),
+ &statistics_cmd);
}
EXPORT_SYMBOL(iwl_send_statistics_request);
@@ -2077,10 +2142,7 @@ void iwl_rf_kill_ct_config(struct iwl_priv *priv)
spin_unlock_irqrestore(&priv->lock, flags);
priv->thermal_throttle.ct_kill_toggle = false;
- switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) {
- case CSR_HW_REV_TYPE_1000:
- case CSR_HW_REV_TYPE_6x00:
- case CSR_HW_REV_TYPE_6x50:
+ if (priv->cfg->support_ct_kill_exit) {
adv_cmd.critical_temperature_enter =
cpu_to_le32(priv->hw_params.ct_kill_threshold);
adv_cmd.critical_temperature_exit =
@@ -2097,8 +2159,7 @@ void iwl_rf_kill_ct_config(struct iwl_priv *priv)
"exit is %d\n",
priv->hw_params.ct_kill_threshold,
priv->hw_params.ct_kill_exit_threshold);
- break;
- default:
+ } else {
cmd.critical_temperature_R =
cpu_to_le32(priv->hw_params.ct_kill_threshold);
@@ -2111,7 +2172,6 @@ void iwl_rf_kill_ct_config(struct iwl_priv *priv)
"succeeded, "
"critical temperature is %d\n",
priv->hw_params.ct_kill_threshold);
- break;
}
}
EXPORT_SYMBOL(iwl_rf_kill_ct_config);
@@ -2143,7 +2203,7 @@ void iwl_rx_pm_sleep_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb)
{
#ifdef CONFIG_IWLWIFI_DEBUG
- struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_sleep_notification *sleep = &(pkt->u.sleep_notif);
IWL_DEBUG_RX(priv, "sleep mode: %d, src: %d\n",
sleep->pm_sleep_mode, sleep->pm_wakeup_src);
@@ -2154,7 +2214,7 @@ EXPORT_SYMBOL(iwl_rx_pm_sleep_notif);
void iwl_rx_pm_debug_statistics_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb)
{
- struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
u32 len = le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK;
IWL_DEBUG_RADIO(priv, "Dumping %d bytes of unhandled "
"notification for %s:\n", len,
@@ -2166,7 +2226,7 @@ EXPORT_SYMBOL(iwl_rx_pm_debug_statistics_notif);
void iwl_rx_reply_error(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb)
{
- struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
IWL_ERR(priv, "Error Reply type 0x%08X cmd %s (0x%02X) "
"seq 0x%04X ser 0x%08X\n",
@@ -2228,42 +2288,58 @@ int iwl_mac_conf_tx(struct ieee80211_hw *hw, u16 queue,
EXPORT_SYMBOL(iwl_mac_conf_tx);
static void iwl_ht_conf(struct iwl_priv *priv,
- struct ieee80211_bss_conf *bss_conf)
+ struct ieee80211_bss_conf *bss_conf)
{
- struct ieee80211_sta_ht_cap *ht_conf;
- struct iwl_ht_info *iwl_conf = &priv->current_ht_config;
+ struct iwl_ht_config *ht_conf = &priv->current_ht_config;
struct ieee80211_sta *sta;
IWL_DEBUG_MAC80211(priv, "enter: \n");
- if (!iwl_conf->is_ht)
+ if (!ht_conf->is_ht)
return;
+ ht_conf->ht_protection =
+ bss_conf->ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION;
+ ht_conf->non_GF_STA_present =
+ !!(bss_conf->ht_operation_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
- /*
- * It is totally wrong to base global information on something
- * that is valid only when associated, alas, this driver works
- * that way and I don't know how to fix it.
- */
+ ht_conf->single_chain_sufficient = false;
- rcu_read_lock();
- sta = ieee80211_find_sta(priv->hw, priv->bssid);
- if (!sta) {
+ switch (priv->iw_mode) {
+ case NL80211_IFTYPE_STATION:
+ rcu_read_lock();
+ sta = ieee80211_find_sta(priv->vif, priv->bssid);
+ if (sta) {
+ struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap;
+ int maxstreams;
+
+ maxstreams = (ht_cap->mcs.tx_params &
+ IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK)
+ >> IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT;
+ maxstreams += 1;
+
+ if ((ht_cap->mcs.rx_mask[1] == 0) &&
+ (ht_cap->mcs.rx_mask[2] == 0))
+ ht_conf->single_chain_sufficient = true;
+ if (maxstreams <= 1)
+ ht_conf->single_chain_sufficient = true;
+ } else {
+ /*
+ * If at all, this can only happen through a race
+ * when the AP disconnects us while we're still
+ * setting up the connection, in that case mac80211
+ * will soon tell us about that.
+ */
+ ht_conf->single_chain_sufficient = true;
+ }
rcu_read_unlock();
- return;
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ ht_conf->single_chain_sufficient = true;
+ break;
+ default:
+ break;
}
- ht_conf = &sta->ht_cap;
-
- iwl_conf->sm_ps = (u8)((ht_conf->cap & IEEE80211_HT_CAP_SM_PS) >> 2);
-
- memcpy(&iwl_conf->mcs, &ht_conf->mcs, 16);
-
- iwl_conf->ht_protection =
- bss_conf->ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION;
- iwl_conf->non_GF_STA_present =
- !!(bss_conf->ht_operation_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
-
- rcu_read_unlock();
IWL_DEBUG_MAC80211(priv, "leave\n");
}
@@ -2387,6 +2463,8 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
priv->timestamp = bss_conf->timestamp;
priv->assoc_capability = bss_conf->assoc_capability;
+ iwl_led_associate(priv);
+
/*
* We have just associated, don't start scan too early
* leave time for EAPOL exchange to complete.
@@ -2397,9 +2475,20 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
IWL_DELAY_NEXT_SCAN_AFTER_ASSOC;
if (!iwl_is_rfkill(priv))
priv->cfg->ops->lib->post_associate(priv);
- } else
+ } else {
priv->assoc_id = 0;
+ iwl_led_disassociate(priv);
+ /*
+ * inform the ucode that there is no longer an
+ * association and that no more packets should be
+ * send
+ */
+ priv->staging_rxon.filter_flags &=
+ ~RXON_FILTER_ASSOC_MSK;
+ priv->staging_rxon.assoc_id = 0;
+ iwlcore_commit_rxon(priv);
+ }
}
if (changes && iwl_is_associated(priv) && priv->assoc_id) {
@@ -2414,6 +2503,14 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
}
}
+ if ((changes & BSS_CHANGED_BEACON_ENABLED) &&
+ vif->bss_conf.enable_beacon) {
+ memcpy(priv->staging_rxon.bssid_addr,
+ bss_conf->bssid, ETH_ALEN);
+ memcpy(priv->bssid, bss_conf->bssid, ETH_ALEN);
+ iwlcore_config_ap(priv);
+ }
+
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
@@ -2570,7 +2667,7 @@ int iwl_mac_config(struct ieee80211_hw *hw, u32 changed)
struct iwl_priv *priv = hw->priv;
const struct iwl_channel_info *ch_info;
struct ieee80211_conf *conf = &hw->conf;
- struct iwl_ht_info *ht_conf = &priv->current_ht_config;
+ struct iwl_ht_config *ht_conf = &priv->current_ht_config;
unsigned long flags = 0;
int ret = 0;
u16 ch;
@@ -2620,21 +2717,18 @@ int iwl_mac_config(struct ieee80211_hw *hw, u32 changed)
if (conf_is_ht40_minus(conf)) {
ht_conf->extension_chan_offset =
IEEE80211_HT_PARAM_CHA_SEC_BELOW;
- ht_conf->supported_chan_width =
- IWL_CHANNEL_WIDTH_40MHZ;
+ ht_conf->is_40mhz = true;
} else if (conf_is_ht40_plus(conf)) {
ht_conf->extension_chan_offset =
IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
- ht_conf->supported_chan_width =
- IWL_CHANNEL_WIDTH_40MHZ;
+ ht_conf->is_40mhz = true;
} else {
ht_conf->extension_chan_offset =
IEEE80211_HT_PARAM_CHA_SEC_NONE;
- ht_conf->supported_chan_width =
- IWL_CHANNEL_WIDTH_20MHZ;
+ ht_conf->is_40mhz = false;
}
} else
- ht_conf->supported_chan_width = IWL_CHANNEL_WIDTH_20MHZ;
+ ht_conf->is_40mhz = false;
/* Default to no protection. Protection mode will later be set
* from BSS config in iwl_ht_conf */
ht_conf->ht_protection = IEEE80211_HT_OP_MODE_PROTECTION_NONE;
@@ -2649,6 +2743,22 @@ int iwl_mac_config(struct ieee80211_hw *hw, u32 changed)
iwl_set_flags_for_band(priv, conf->channel->band);
spin_unlock_irqrestore(&priv->lock, flags);
+ if (iwl_is_associated(priv) &&
+ (le16_to_cpu(priv->active_rxon.channel) != ch) &&
+ priv->cfg->ops->lib->set_channel_switch) {
+ iwl_set_rate(priv);
+ /*
+ * at this point, staging_rxon has the
+ * configuration for channel switch
+ */
+ ret = priv->cfg->ops->lib->set_channel_switch(priv,
+ ch);
+ if (!ret) {
+ iwl_print_rx_config_cmd(priv);
+ goto out;
+ }
+ priv->switch_rxon.switch_in_progress = false;
+ }
set_ch_out:
/* The list of supported rates and rate mask can be different
* for each band; since the band may have changed, reset
@@ -2656,7 +2766,8 @@ int iwl_mac_config(struct ieee80211_hw *hw, u32 changed)
iwl_set_rate(priv);
}
- if (changed & IEEE80211_CONF_CHANGE_PS) {
+ if (changed & (IEEE80211_CONF_CHANGE_PS |
+ IEEE80211_CONF_CHANGE_IDLE)) {
ret = iwl_power_update_mode(priv, false);
if (ret)
IWL_DEBUG_MAC80211(priv, "Error setting sleep level\n");
@@ -2740,7 +2851,7 @@ void iwl_mac_reset_tsf(struct ieee80211_hw *hw)
IWL_DEBUG_MAC80211(priv, "enter\n");
spin_lock_irqsave(&priv->lock, flags);
- memset(&priv->current_ht_config, 0, sizeof(struct iwl_ht_info));
+ memset(&priv->current_ht_config, 0, sizeof(struct iwl_ht_config));
spin_unlock_irqrestore(&priv->lock, flags);
iwl_reset_qos(priv);
@@ -2792,6 +2903,55 @@ void iwl_mac_reset_tsf(struct ieee80211_hw *hw)
}
EXPORT_SYMBOL(iwl_mac_reset_tsf);
+int iwl_alloc_txq_mem(struct iwl_priv *priv)
+{
+ if (!priv->txq)
+ priv->txq = kzalloc(
+ sizeof(struct iwl_tx_queue) * priv->cfg->num_of_queues,
+ GFP_KERNEL);
+ if (!priv->txq) {
+ IWL_ERR(priv, "Not enough memory for txq \n");
+ return -ENOMEM;
+ }
+ return 0;
+}
+EXPORT_SYMBOL(iwl_alloc_txq_mem);
+
+void iwl_free_txq_mem(struct iwl_priv *priv)
+{
+ kfree(priv->txq);
+ priv->txq = NULL;
+}
+EXPORT_SYMBOL(iwl_free_txq_mem);
+
+int iwl_send_wimax_coex(struct iwl_priv *priv)
+{
+ struct iwl_wimax_coex_cmd uninitialized_var(coex_cmd);
+
+ if (priv->cfg->support_wimax_coexist) {
+ /* UnMask wake up src at associated sleep */
+ coex_cmd.flags |= COEX_FLAGS_ASSOC_WA_UNMASK_MSK;
+
+ /* UnMask wake up src at unassociated sleep */
+ coex_cmd.flags |= COEX_FLAGS_UNASSOC_WA_UNMASK_MSK;
+ memcpy(coex_cmd.sta_prio, cu_priorities,
+ sizeof(struct iwl_wimax_coex_event_entry) *
+ COEX_NUM_OF_EVENTS);
+
+ /* enabling the coexistence feature */
+ coex_cmd.flags |= COEX_FLAGS_COEX_ENABLE_MSK;
+
+ /* enabling the priorities tables */
+ coex_cmd.flags |= COEX_FLAGS_STA_TABLE_VALID_MSK;
+ } else {
+ /* coexistence is disabled */
+ memset(&coex_cmd, 0, sizeof(coex_cmd));
+ }
+ return iwl_send_cmd_pdu(priv, COEX_PRIORITY_TABLE_CMD,
+ sizeof(coex_cmd), &coex_cmd);
+}
+EXPORT_SYMBOL(iwl_send_wimax_coex);
+
#ifdef CONFIG_IWLWIFI_DEBUGFS
#define IWL_TRAFFIC_DUMP_SIZE (IWL_TRAFFIC_ENTRY_SIZE * IWL_TRAFFIC_ENTRIES)
@@ -2929,15 +3089,11 @@ const char *get_ctrl_string(int cmd)
}
}
-void iwl_clear_tx_stats(struct iwl_priv *priv)
+void iwl_clear_traffic_stats(struct iwl_priv *priv)
{
memset(&priv->tx_stats, 0, sizeof(struct traffic_stats));
-
-}
-
-void iwl_clear_rx_stats(struct iwl_priv *priv)
-{
memset(&priv->rx_stats, 0, sizeof(struct traffic_stats));
+ priv->led_tpt = 0;
}
/*
@@ -3030,6 +3186,7 @@ void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc, u16 len)
stats->data_cnt++;
stats->data_bytes += len;
}
+ iwl_leds_background(priv);
}
EXPORT_SYMBOL(iwl_update_stats);
#endif