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-rw-r--r--drivers/net/wireless/zd1211rw/zd_chip.c1
-rw-r--r--drivers/net/wireless/zd1211rw/zd_chip.h8
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.c75
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.h3
-rw-r--r--drivers/net/wireless/zd1211rw/zd_usb.c11
5 files changed, 94 insertions, 4 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_chip.c b/drivers/net/wireless/zd1211rw/zd_chip.c
index db96adf90ae..0acb5c34573 100644
--- a/drivers/net/wireless/zd1211rw/zd_chip.c
+++ b/drivers/net/wireless/zd1211rw/zd_chip.c
@@ -809,6 +809,7 @@ static int hw_init_hmac(struct zd_chip *chip)
{ CR_AFTER_PNP, 0x1 },
{ CR_WEP_PROTECT, 0x114 },
{ CR_IFS_VALUE, IFS_VALUE_DEFAULT },
+ { CR_CAM_MODE, MODE_AP_WDS},
};
ZD_ASSERT(mutex_is_locked(&chip->mutex));
diff --git a/drivers/net/wireless/zd1211rw/zd_chip.h b/drivers/net/wireless/zd1211rw/zd_chip.h
index 5b6e3a3751b..f8c061a9b6e 100644
--- a/drivers/net/wireless/zd1211rw/zd_chip.h
+++ b/drivers/net/wireless/zd1211rw/zd_chip.h
@@ -489,6 +489,7 @@ enum {
#define CR_RX_OFFSET CTL_REG(0x065c)
+#define CR_BCN_LENGTH CTL_REG(0x0664)
#define CR_PHY_DELAY CTL_REG(0x066C)
#define CR_BCN_FIFO CTL_REG(0x0670)
#define CR_SNIFFER_ON CTL_REG(0x0674)
@@ -545,6 +546,8 @@ enum {
#define RX_FILTER_CTRL (RX_FILTER_RTS | RX_FILTER_CTS | \
RX_FILTER_CFEND | RX_FILTER_CFACK)
+#define BCN_MODE_IBSS 0x2000000
+
/* Monitor mode sets filter to 0xfffff */
#define CR_ACK_TIMEOUT_EXT CTL_REG(0x0690)
@@ -578,6 +581,11 @@ enum {
/* CAM: Continuous Access Mode (power management) */
#define CR_CAM_MODE CTL_REG(0x0700)
+#define MODE_IBSS 0x0
+#define MODE_AP 0x1
+#define MODE_STA 0x2
+#define MODE_AP_WDS 0x3
+
#define CR_CAM_ROLL_TB_LOW CTL_REG(0x0704)
#define CR_CAM_ROLL_TB_HIGH CTL_REG(0x0708)
#define CR_CAM_ADDRESS CTL_REG(0x070C)
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index f90f03f676d..69c45ca9905 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -475,6 +475,46 @@ static void cs_set_control(struct zd_mac *mac, struct zd_ctrlset *cs,
/* FIXME: Management frame? */
}
+void zd_mac_config_beacon(struct ieee80211_hw *hw, struct sk_buff *beacon)
+{
+ struct zd_mac *mac = zd_hw_mac(hw);
+ u32 tmp, j = 0;
+ /* 4 more bytes for tail CRC */
+ u32 full_len = beacon->len + 4;
+ zd_iowrite32(&mac->chip, CR_BCN_FIFO_SEMAPHORE, 0);
+ zd_ioread32(&mac->chip, CR_BCN_FIFO_SEMAPHORE, &tmp);
+ while (tmp & 0x2) {
+ zd_ioread32(&mac->chip, CR_BCN_FIFO_SEMAPHORE, &tmp);
+ if ((++j % 100) == 0) {
+ printk(KERN_ERR "CR_BCN_FIFO_SEMAPHORE not ready\n");
+ if (j >= 500) {
+ printk(KERN_ERR "Giving up beacon config.\n");
+ return;
+ }
+ }
+ msleep(1);
+ }
+
+ zd_iowrite32(&mac->chip, CR_BCN_FIFO, full_len - 1);
+ if (zd_chip_is_zd1211b(&mac->chip))
+ zd_iowrite32(&mac->chip, CR_BCN_LENGTH, full_len - 1);
+
+ for (j = 0 ; j < beacon->len; j++)
+ zd_iowrite32(&mac->chip, CR_BCN_FIFO,
+ *((u8 *)(beacon->data + j)));
+
+ for (j = 0; j < 4; j++)
+ zd_iowrite32(&mac->chip, CR_BCN_FIFO, 0x0);
+
+ zd_iowrite32(&mac->chip, CR_BCN_FIFO_SEMAPHORE, 1);
+ /* 802.11b/g 2.4G CCK 1Mb
+ * 802.11a, not yet implemented, uses different values (see GPL vendor
+ * driver)
+ */
+ zd_iowrite32(&mac->chip, CR_BCN_PLCP_CFG, 0x00000400 |
+ (full_len << 19));
+}
+
static int fill_ctrlset(struct zd_mac *mac,
struct sk_buff *skb,
struct ieee80211_tx_control *control)
@@ -709,6 +749,7 @@ static int zd_op_add_interface(struct ieee80211_hw *hw,
switch (conf->type) {
case IEEE80211_IF_TYPE_MNTR:
+ case IEEE80211_IF_TYPE_MESH_POINT:
case IEEE80211_IF_TYPE_STA:
mac->type = conf->type;
break;
@@ -738,15 +779,43 @@ static int zd_op_config_interface(struct ieee80211_hw *hw,
struct ieee80211_if_conf *conf)
{
struct zd_mac *mac = zd_hw_mac(hw);
+ int associated;
+
+ if (mac->type == IEEE80211_IF_TYPE_MESH_POINT) {
+ associated = true;
+ if (conf->beacon) {
+ zd_mac_config_beacon(hw, conf->beacon);
+ kfree_skb(conf->beacon);
+ zd_set_beacon_interval(&mac->chip, BCN_MODE_IBSS |
+ hw->conf.beacon_int);
+ }
+ } else
+ associated = is_valid_ether_addr(conf->bssid);
spin_lock_irq(&mac->lock);
- mac->associated = is_valid_ether_addr(conf->bssid);
+ mac->associated = associated;
spin_unlock_irq(&mac->lock);
/* TODO: do hardware bssid filtering */
return 0;
}
+void zd_process_intr(struct work_struct *work)
+{
+ u16 int_status;
+ struct zd_mac *mac = container_of(work, struct zd_mac, process_intr);
+
+ int_status = le16_to_cpu(*(u16 *)(mac->intr_buffer+4));
+ if (int_status & INT_CFG_NEXT_BCN) {
+ if (net_ratelimit())
+ dev_dbg_f(zd_mac_dev(mac), "INT_CFG_NEXT_BCN\n");
+ } else
+ dev_dbg_f(zd_mac_dev(mac), "Unsupported interrupt\n");
+
+ zd_chip_enable_hwint(&mac->chip);
+}
+
+
static void set_multicast_hash_handler(struct work_struct *work)
{
struct zd_mac *mac =
@@ -912,7 +981,8 @@ struct ieee80211_hw *zd_mac_alloc_hw(struct usb_interface *intf)
hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &mac->band;
- hw->flags = IEEE80211_HW_RX_INCLUDES_FCS;
+ hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
+ IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE;
hw->max_rssi = 100;
hw->max_signal = 100;
@@ -926,6 +996,7 @@ struct ieee80211_hw *zd_mac_alloc_hw(struct usb_interface *intf)
INIT_WORK(&mac->set_multicast_hash_work, set_multicast_hash_handler);
INIT_WORK(&mac->set_rts_cts_work, set_rts_cts_work);
INIT_WORK(&mac->set_rx_filter_work, set_rx_filter_handler);
+ INIT_WORK(&mac->process_intr, zd_process_intr);
SET_IEEE80211_DEV(hw, &intf->dev);
return hw;
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.h b/drivers/net/wireless/zd1211rw/zd_mac.h
index 67dea9739c8..71170244d2c 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.h
+++ b/drivers/net/wireless/zd1211rw/zd_mac.h
@@ -172,12 +172,15 @@ struct zd_tx_skb_control_block {
struct zd_mac {
struct zd_chip chip;
spinlock_t lock;
+ spinlock_t intr_lock;
struct ieee80211_hw *hw;
struct housekeeping housekeeping;
struct work_struct set_multicast_hash_work;
struct work_struct set_rts_cts_work;
struct work_struct set_rx_filter_work;
+ struct work_struct process_intr;
struct zd_mc_hash multicast_hash;
+ u8 intr_buffer[USB_MAX_EP_INT_BUFFER];
u8 regdomain;
u8 default_regdomain;
int type;
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c
index 7942b15acfe..e34675c2f8f 100644
--- a/drivers/net/wireless/zd1211rw/zd_usb.c
+++ b/drivers/net/wireless/zd1211rw/zd_usb.c
@@ -97,6 +97,7 @@ MODULE_DEVICE_TABLE(usb, usb_ids);
#define FW_ZD1211B_PREFIX "zd1211/zd1211b_"
/* USB device initialization */
+static void int_urb_complete(struct urb *urb);
static int request_fw_file(
const struct firmware **fw, const char *name, struct device *device)
@@ -336,11 +337,18 @@ static inline void handle_regs_int(struct urb *urb)
struct zd_usb *usb = urb->context;
struct zd_usb_interrupt *intr = &usb->intr;
int len;
+ u16 int_num;
ZD_ASSERT(in_interrupt());
spin_lock(&intr->lock);
- if (intr->read_regs_enabled) {
+ int_num = le16_to_cpu(*(u16 *)(urb->transfer_buffer+2));
+ if (int_num == CR_INTERRUPT) {
+ struct zd_mac *mac = zd_hw_mac(zd_usb_to_hw(urb->context));
+ memcpy(&mac->intr_buffer, urb->transfer_buffer,
+ USB_MAX_EP_INT_BUFFER);
+ schedule_work(&mac->process_intr);
+ } else if (intr->read_regs_enabled) {
intr->read_regs.length = len = urb->actual_length;
if (len > sizeof(intr->read_regs.buffer))
@@ -351,7 +359,6 @@ static inline void handle_regs_int(struct urb *urb)
goto out;
}
- dev_dbg_f(urb_dev(urb), "regs interrupt ignored\n");
out:
spin_unlock(&intr->lock);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-11 05:17:22 +0000