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path: root/drivers/net/wireless/ath/ath9k/htc_drv_init.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/htc_drv_init.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_init.c165
1 files changed, 112 insertions, 53 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index fc67c937e172..bfdc8a887183 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -117,6 +117,21 @@ static struct ieee80211_rate ath9k_legacy_rates[] = {
RATE(540, 0x0c, 0),
};
+#ifdef CONFIG_MAC80211_LEDS
+static const struct ieee80211_tpt_blink ath9k_htc_tpt_blink[] = {
+ { .throughput = 0 * 1024, .blink_time = 334 },
+ { .throughput = 1 * 1024, .blink_time = 260 },
+ { .throughput = 5 * 1024, .blink_time = 220 },
+ { .throughput = 10 * 1024, .blink_time = 190 },
+ { .throughput = 20 * 1024, .blink_time = 170 },
+ { .throughput = 50 * 1024, .blink_time = 150 },
+ { .throughput = 70 * 1024, .blink_time = 130 },
+ { .throughput = 100 * 1024, .blink_time = 110 },
+ { .throughput = 200 * 1024, .blink_time = 80 },
+ { .throughput = 300 * 1024, .blink_time = 50 },
+};
+#endif
+
static int ath9k_htc_wait_for_target(struct ath9k_htc_priv *priv)
{
int time_left;
@@ -140,7 +155,6 @@ static int ath9k_htc_wait_for_target(struct ath9k_htc_priv *priv)
static void ath9k_deinit_priv(struct ath9k_htc_priv *priv)
{
- ath9k_htc_exit_debug(priv->ah);
ath9k_hw_deinit(priv->ah);
kfree(priv->ah);
priv->ah = NULL;
@@ -244,7 +258,7 @@ static int ath9k_init_htc_services(struct ath9k_htc_priv *priv, u16 devid,
*/
if (IS_AR7010_DEVICE(drv_info))
- priv->htc->credits = 45;
+ priv->htc->credits = 48;
else
priv->htc->credits = 33;
@@ -430,13 +444,16 @@ static void ath9k_regwrite_flush(void *hw_priv)
mutex_unlock(&priv->wmi->multi_write_mutex);
}
-static const struct ath_ops ath9k_common_ops = {
- .read = ath9k_regread,
- .multi_read = ath9k_multi_regread,
- .write = ath9k_regwrite,
- .enable_write_buffer = ath9k_enable_regwrite_buffer,
- .write_flush = ath9k_regwrite_flush,
-};
+static u32 ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 clr)
+{
+ u32 val;
+
+ val = ath9k_regread(hw_priv, reg_offset);
+ val &= ~clr;
+ val |= set;
+ ath9k_regwrite(hw_priv, val, reg_offset);
+ return val;
+}
static void ath_usb_read_cachesize(struct ath_common *common, int *csz)
{
@@ -561,13 +578,7 @@ static void ath9k_init_crypto(struct ath9k_htc_priv *priv)
int i = 0;
/* Get the hardware key cache size. */
- common->keymax = priv->ah->caps.keycache_size;
- if (common->keymax > ATH_KEYMAX) {
- ath_dbg(common, ATH_DBG_ANY,
- "Warning, using only %u entries in %u key cache\n",
- ATH_KEYMAX, common->keymax);
- common->keymax = ATH_KEYMAX;
- }
+ common->keymax = AR_KEYTABLE_SIZE;
if (priv->ah->misc_mode & AR_PCU_MIC_NEW_LOC_ENA)
common->crypt_caps |= ATH_CRYPT_CAP_MIC_COMBINED;
@@ -646,7 +657,7 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv,
{
struct ath_hw *ah = NULL;
struct ath_common *common;
- int ret = 0, csz = 0;
+ int i, ret = 0, csz = 0;
priv->op_flags |= OP_INVALID;
@@ -658,30 +669,35 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv,
ah->hw_version.subsysid = 0; /* FIXME */
ah->hw_version.usbdev = drv_info;
ah->ah_flags |= AH_USE_EEPROM;
+ ah->reg_ops.read = ath9k_regread;
+ ah->reg_ops.multi_read = ath9k_multi_regread;
+ ah->reg_ops.write = ath9k_regwrite;
+ ah->reg_ops.enable_write_buffer = ath9k_enable_regwrite_buffer;
+ ah->reg_ops.write_flush = ath9k_regwrite_flush;
+ ah->reg_ops.rmw = ath9k_reg_rmw;
priv->ah = ah;
common = ath9k_hw_common(ah);
- common->ops = &ath9k_common_ops;
+ common->ops = &ah->reg_ops;
common->bus_ops = &ath9k_usb_bus_ops;
common->ah = ah;
common->hw = priv->hw;
common->priv = priv;
common->debug_mask = ath9k_debug;
- spin_lock_init(&priv->wmi->wmi_lock);
spin_lock_init(&priv->beacon_lock);
- spin_lock_init(&priv->tx_lock);
+ spin_lock_init(&priv->tx.tx_lock);
mutex_init(&priv->mutex);
mutex_init(&priv->htc_pm_lock);
- tasklet_init(&priv->swba_tasklet, ath9k_swba_tasklet,
- (unsigned long)priv);
tasklet_init(&priv->rx_tasklet, ath9k_rx_tasklet,
(unsigned long)priv);
- tasklet_init(&priv->tx_tasklet, ath9k_tx_tasklet,
+ tasklet_init(&priv->tx_failed_tasklet, ath9k_tx_failed_tasklet,
(unsigned long)priv);
INIT_DELAYED_WORK(&priv->ani_work, ath9k_htc_ani_work);
INIT_WORK(&priv->ps_work, ath9k_ps_work);
INIT_WORK(&priv->fatal_work, ath9k_fatal_work);
+ setup_timer(&priv->tx.cleanup_timer, ath9k_htc_tx_cleanup_timer,
+ (unsigned long)priv);
/*
* Cache line size is used to size and align various
@@ -698,16 +714,13 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv,
goto err_hw;
}
- ret = ath9k_htc_init_debug(ah);
- if (ret) {
- ath_err(common, "Unable to create debugfs files\n");
- goto err_debug;
- }
-
ret = ath9k_init_queues(priv);
if (ret)
goto err_queues;
+ for (i = 0; i < ATH9K_HTC_MAX_BCN_VIF; i++)
+ priv->cur_beacon_conf.bslot[i] = NULL;
+
ath9k_init_crypto(priv);
ath9k_init_channels_rates(priv);
ath9k_init_misc(priv);
@@ -720,8 +733,6 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv,
return 0;
err_queues:
- ath9k_htc_exit_debug(ah);
-err_debug:
ath9k_hw_deinit(ah);
err_hw:
@@ -742,17 +753,27 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
IEEE80211_HW_HAS_RATE_CONTROL |
IEEE80211_HW_RX_INCLUDES_FCS |
IEEE80211_HW_SUPPORTS_PS |
- IEEE80211_HW_PS_NULLFUNC_STACK;
+ IEEE80211_HW_PS_NULLFUNC_STACK |
+ IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING;
hw->wiphy->interface_modes =
BIT(NL80211_IFTYPE_STATION) |
- BIT(NL80211_IFTYPE_ADHOC);
+ BIT(NL80211_IFTYPE_ADHOC) |
+ BIT(NL80211_IFTYPE_AP) |
+ BIT(NL80211_IFTYPE_P2P_GO) |
+ BIT(NL80211_IFTYPE_P2P_CLIENT);
hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
hw->queues = 4;
hw->channel_change_time = 5000;
hw->max_listen_interval = 10;
+
+ if (AR_SREV_9271(priv->ah))
+ hw->max_tx_aggregation_subframes = MAX_TX_AMPDU_SUBFRAMES_9271;
+ else
+ hw->max_tx_aggregation_subframes = MAX_TX_AMPDU_SUBFRAMES_7010;
+
hw->vif_data_size = sizeof(struct ath9k_htc_vif);
hw->sta_data_size = sizeof(struct ath9k_htc_sta);
@@ -779,6 +800,43 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
SET_IEEE80211_PERM_ADDR(hw, common->macaddr);
}
+static int ath9k_init_firmware_version(struct ath9k_htc_priv *priv)
+{
+ struct ieee80211_hw *hw = priv->hw;
+ struct wmi_fw_version cmd_rsp;
+ int ret;
+
+ memset(&cmd_rsp, 0, sizeof(cmd_rsp));
+
+ WMI_CMD(WMI_GET_FW_VERSION);
+ if (ret)
+ return -EINVAL;
+
+ priv->fw_version_major = be16_to_cpu(cmd_rsp.major);
+ priv->fw_version_minor = be16_to_cpu(cmd_rsp.minor);
+
+ snprintf(hw->wiphy->fw_version, ETHTOOL_BUSINFO_LEN, "%d.%d",
+ priv->fw_version_major,
+ priv->fw_version_minor);
+
+ dev_info(priv->dev, "ath9k_htc: FW Version: %d.%d\n",
+ priv->fw_version_major,
+ priv->fw_version_minor);
+
+ /*
+ * Check if the available FW matches the driver's
+ * required version.
+ */
+ if (priv->fw_version_major != MAJOR_VERSION_REQ ||
+ priv->fw_version_minor != MINOR_VERSION_REQ) {
+ dev_err(priv->dev, "ath9k_htc: Please upgrade to FW version %d.%d\n",
+ MAJOR_VERSION_REQ, MINOR_VERSION_REQ);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static int ath9k_init_device(struct ath9k_htc_priv *priv,
u16 devid, char *product, u32 drv_info)
{
@@ -798,6 +856,10 @@ static int ath9k_init_device(struct ath9k_htc_priv *priv,
common = ath9k_hw_common(ah);
ath9k_set_hw_capab(priv, hw);
+ error = ath9k_init_firmware_version(priv);
+ if (error != 0)
+ goto err_fw;
+
/* Initialize regulatory */
error = ath_regd_init(&common->regulatory, priv->hw->wiphy,
ath9k_reg_notifier);
@@ -816,6 +878,13 @@ static int ath9k_init_device(struct ath9k_htc_priv *priv,
if (error != 0)
goto err_rx;
+#ifdef CONFIG_MAC80211_LEDS
+ /* must be initialized before ieee80211_register_hw */
+ priv->led_cdev.default_trigger = ieee80211_create_tpt_led_trigger(priv->hw,
+ IEEE80211_TPT_LEDTRIG_FL_RADIO, ath9k_htc_tpt_blink,
+ ARRAY_SIZE(ath9k_htc_tpt_blink));
+#endif
+
/* Register with mac80211 */
error = ieee80211_register_hw(hw);
if (error)
@@ -828,6 +897,12 @@ static int ath9k_init_device(struct ath9k_htc_priv *priv,
goto err_world;
}
+ error = ath9k_htc_init_debug(priv->ah);
+ if (error) {
+ ath_err(common, "Unable to create debugfs files\n");
+ goto err_world;
+ }
+
ath_dbg(common, ATH_DBG_CONFIG,
"WMI:%d, BCN:%d, CAB:%d, UAPSD:%d, MGMT:%d, "
"BE:%d, BK:%d, VI:%d, VO:%d\n",
@@ -858,6 +933,8 @@ err_rx:
err_tx:
/* Nothing */
err_regd:
+ /* Nothing */
+err_fw:
ath9k_deinit_priv(priv);
err_init:
return error;
@@ -946,38 +1023,20 @@ int ath9k_htc_resume(struct htc_target *htc_handle)
static int __init ath9k_htc_init(void)
{
- int error;
-
- error = ath9k_htc_debug_create_root();
- if (error < 0) {
- printk(KERN_ERR
- "ath9k_htc: Unable to create debugfs root: %d\n",
- error);
- goto err_dbg;
- }
-
- error = ath9k_hif_usb_init();
- if (error < 0) {
+ if (ath9k_hif_usb_init() < 0) {
printk(KERN_ERR
"ath9k_htc: No USB devices found,"
" driver not installed.\n");
- error = -ENODEV;
- goto err_usb;
+ return -ENODEV;
}
return 0;
-
-err_usb:
- ath9k_htc_debug_remove_root();
-err_dbg:
- return error;
}
module_init(ath9k_htc_init);
static void __exit ath9k_htc_exit(void)
{
ath9k_hif_usb_exit();
- ath9k_htc_debug_remove_root();
printk(KERN_INFO "ath9k_htc: Driver unloaded\n");
}
module_exit(ath9k_htc_exit);
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