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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.c169
1 files changed, 104 insertions, 65 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index 7c8a38d04561..fc67c937e172 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -142,9 +142,6 @@ static void ath9k_deinit_priv(struct ath9k_htc_priv *priv)
{
ath9k_htc_exit_debug(priv->ah);
ath9k_hw_deinit(priv->ah);
- tasklet_kill(&priv->wmi_tasklet);
- tasklet_kill(&priv->rx_tasklet);
- tasklet_kill(&priv->tx_tasklet);
kfree(priv->ah);
priv->ah = NULL;
}
@@ -181,7 +178,8 @@ static inline int ath9k_htc_connect_svc(struct ath9k_htc_priv *priv,
return htc_connect_service(priv->htc, &req, ep_id);
}
-static int ath9k_init_htc_services(struct ath9k_htc_priv *priv, u16 devid)
+static int ath9k_init_htc_services(struct ath9k_htc_priv *priv, u16 devid,
+ u32 drv_info)
{
int ret;
@@ -245,17 +243,10 @@ static int ath9k_init_htc_services(struct ath9k_htc_priv *priv, u16 devid)
* the HIF layer, shouldn't matter much.
*/
- switch(devid) {
- case 0x7010:
- case 0x7015:
- case 0x9018:
- case 0xA704:
- case 0x1200:
+ if (IS_AR7010_DEVICE(drv_info))
priv->htc->credits = 45;
- break;
- default:
+ else
priv->htc->credits = 33;
- }
ret = htc_init(priv->htc);
if (ret)
@@ -294,21 +285,49 @@ static unsigned int ath9k_regread(void *hw_priv, u32 reg_offset)
(u8 *) &val, sizeof(val),
100);
if (unlikely(r)) {
- ath_print(common, ATH_DBG_WMI,
- "REGISTER READ FAILED: (0x%04x, %d)\n",
- reg_offset, r);
+ ath_dbg(common, ATH_DBG_WMI,
+ "REGISTER READ FAILED: (0x%04x, %d)\n",
+ reg_offset, r);
return -EIO;
}
return be32_to_cpu(val);
}
+static void ath9k_multi_regread(void *hw_priv, u32 *addr,
+ u32 *val, u16 count)
+{
+ struct ath_hw *ah = (struct ath_hw *) hw_priv;
+ struct ath_common *common = ath9k_hw_common(ah);
+ struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv;
+ __be32 tmpaddr[8];
+ __be32 tmpval[8];
+ int i, ret;
+
+ for (i = 0; i < count; i++) {
+ tmpaddr[i] = cpu_to_be32(addr[i]);
+ }
+
+ ret = ath9k_wmi_cmd(priv->wmi, WMI_REG_READ_CMDID,
+ (u8 *)tmpaddr , sizeof(u32) * count,
+ (u8 *)tmpval, sizeof(u32) * count,
+ 100);
+ if (unlikely(ret)) {
+ ath_dbg(common, ATH_DBG_WMI,
+ "Multiple REGISTER READ FAILED (count: %d)\n", count);
+ }
+
+ for (i = 0; i < count; i++) {
+ val[i] = be32_to_cpu(tmpval[i]);
+ }
+}
+
static void ath9k_regwrite_single(void *hw_priv, u32 val, u32 reg_offset)
{
struct ath_hw *ah = (struct ath_hw *) hw_priv;
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv;
- __be32 buf[2] = {
+ const __be32 buf[2] = {
cpu_to_be32(reg_offset),
cpu_to_be32(val),
};
@@ -319,9 +338,9 @@ static void ath9k_regwrite_single(void *hw_priv, u32 val, u32 reg_offset)
(u8 *) &val, sizeof(val),
100);
if (unlikely(r)) {
- ath_print(common, ATH_DBG_WMI,
- "REGISTER WRITE FAILED:(0x%04x, %d)\n",
- reg_offset, r);
+ ath_dbg(common, ATH_DBG_WMI,
+ "REGISTER WRITE FAILED:(0x%04x, %d)\n",
+ reg_offset, r);
}
}
@@ -351,9 +370,9 @@ static void ath9k_regwrite_buffer(void *hw_priv, u32 val, u32 reg_offset)
(u8 *) &rsp_status, sizeof(rsp_status),
100);
if (unlikely(r)) {
- ath_print(common, ATH_DBG_WMI,
- "REGISTER WRITE FAILED, multi len: %d\n",
- priv->wmi->multi_write_idx);
+ ath_dbg(common, ATH_DBG_WMI,
+ "REGISTER WRITE FAILED, multi len: %d\n",
+ priv->wmi->multi_write_idx);
}
priv->wmi->multi_write_idx = 0;
}
@@ -401,9 +420,9 @@ static void ath9k_regwrite_flush(void *hw_priv)
(u8 *) &rsp_status, sizeof(rsp_status),
100);
if (unlikely(r)) {
- ath_print(common, ATH_DBG_WMI,
- "REGISTER WRITE FAILED, multi len: %d\n",
- priv->wmi->multi_write_idx);
+ ath_dbg(common, ATH_DBG_WMI,
+ "REGISTER WRITE FAILED, multi len: %d\n",
+ priv->wmi->multi_write_idx);
}
priv->wmi->multi_write_idx = 0;
}
@@ -413,6 +432,7 @@ static void ath9k_regwrite_flush(void *hw_priv)
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,
@@ -475,9 +495,9 @@ static void setup_ht_cap(struct ath9k_htc_priv *priv,
tx_streams = ath9k_cmn_count_streams(common->tx_chainmask, 2);
rx_streams = ath9k_cmn_count_streams(common->rx_chainmask, 2);
- ath_print(common, ATH_DBG_CONFIG,
- "TX streams %d, RX streams: %d\n",
- tx_streams, rx_streams);
+ ath_dbg(common, ATH_DBG_CONFIG,
+ "TX streams %d, RX streams: %d\n",
+ tx_streams, rx_streams);
if (tx_streams != rx_streams) {
ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;
@@ -501,37 +521,31 @@ static int ath9k_init_queues(struct ath9k_htc_priv *priv)
priv->beaconq = ath9k_hw_beaconq_setup(priv->ah);
if (priv->beaconq == -1) {
- ath_print(common, ATH_DBG_FATAL,
- "Unable to setup BEACON xmit queue\n");
+ ath_err(common, "Unable to setup BEACON xmit queue\n");
goto err;
}
priv->cabq = ath9k_htc_cabq_setup(priv);
if (priv->cabq == -1) {
- ath_print(common, ATH_DBG_FATAL,
- "Unable to setup CAB xmit queue\n");
+ ath_err(common, "Unable to setup CAB xmit queue\n");
goto err;
}
if (!ath9k_htc_txq_setup(priv, WME_AC_BE)) {
- ath_print(common, ATH_DBG_FATAL,
- "Unable to setup xmit queue for BE traffic\n");
+ ath_err(common, "Unable to setup xmit queue for BE traffic\n");
goto err;
}
if (!ath9k_htc_txq_setup(priv, WME_AC_BK)) {
- ath_print(common, ATH_DBG_FATAL,
- "Unable to setup xmit queue for BK traffic\n");
+ ath_err(common, "Unable to setup xmit queue for BK traffic\n");
goto err;
}
if (!ath9k_htc_txq_setup(priv, WME_AC_VI)) {
- ath_print(common, ATH_DBG_FATAL,
- "Unable to setup xmit queue for VI traffic\n");
+ ath_err(common, "Unable to setup xmit queue for VI traffic\n");
goto err;
}
if (!ath9k_htc_txq_setup(priv, WME_AC_VO)) {
- ath_print(common, ATH_DBG_FATAL,
- "Unable to setup xmit queue for VO traffic\n");
+ ath_err(common, "Unable to setup xmit queue for VO traffic\n");
goto err;
}
@@ -549,9 +563,9 @@ static void ath9k_init_crypto(struct ath9k_htc_priv *priv)
/* Get the hardware key cache size. */
common->keymax = priv->ah->caps.keycache_size;
if (common->keymax > ATH_KEYMAX) {
- ath_print(common, ATH_DBG_ANY,
- "Warning, using only %u entries in %u key cache\n",
- ATH_KEYMAX, common->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;
}
@@ -627,7 +641,8 @@ static void ath9k_init_btcoex(struct ath9k_htc_priv *priv)
}
static int ath9k_init_priv(struct ath9k_htc_priv *priv,
- u16 devid, char *product)
+ u16 devid, char *product,
+ u32 drv_info)
{
struct ath_hw *ah = NULL;
struct ath_common *common;
@@ -641,6 +656,8 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv,
ah->hw_version.devid = devid;
ah->hw_version.subsysid = 0; /* FIXME */
+ ah->hw_version.usbdev = drv_info;
+ ah->ah_flags |= AH_USE_EEPROM;
priv->ah = ah;
common = ath9k_hw_common(ah);
@@ -656,13 +673,15 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv,
spin_lock_init(&priv->tx_lock);
mutex_init(&priv->mutex);
mutex_init(&priv->htc_pm_lock);
- tasklet_init(&priv->wmi_tasklet, ath9k_wmi_tasklet,
+ 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, (unsigned long)priv);
- INIT_DELAYED_WORK(&priv->ath9k_ani_work, ath9k_ani_work);
+ tasklet_init(&priv->tx_tasklet, ath9k_tx_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);
/*
* Cache line size is used to size and align various
@@ -673,16 +692,15 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv,
ret = ath9k_hw_init(ah);
if (ret) {
- ath_print(common, ATH_DBG_FATAL,
- "Unable to initialize hardware; "
- "initialization status: %d\n", ret);
+ ath_err(common,
+ "Unable to initialize hardware; initialization status: %d\n",
+ ret);
goto err_hw;
}
ret = ath9k_htc_init_debug(ah);
if (ret) {
- ath_print(common, ATH_DBG_FATAL,
- "Unable to create debugfs files\n");
+ ath_err(common, "Unable to create debugfs files\n");
goto err_debug;
}
@@ -762,16 +780,17 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
}
static int ath9k_init_device(struct ath9k_htc_priv *priv,
- u16 devid, char *product)
+ u16 devid, char *product, u32 drv_info)
{
struct ieee80211_hw *hw = priv->hw;
struct ath_common *common;
struct ath_hw *ah;
int error = 0;
struct ath_regulatory *reg;
+ char hw_name[64];
/* Bring up device */
- error = ath9k_init_priv(priv, devid, product);
+ error = ath9k_init_priv(priv, devid, product, drv_info);
if (error != 0)
goto err_init;
@@ -809,6 +828,22 @@ static int ath9k_init_device(struct ath9k_htc_priv *priv,
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",
+ priv->wmi_cmd_ep,
+ priv->beacon_ep,
+ priv->cab_ep,
+ priv->uapsd_ep,
+ priv->mgmt_ep,
+ priv->data_be_ep,
+ priv->data_bk_ep,
+ priv->data_vi_ep,
+ priv->data_vo_ep);
+
+ ath9k_hw_name(priv->ah, hw_name, sizeof(hw_name));
+ wiphy_info(hw->wiphy, "%s\n", hw_name);
+
ath9k_init_leds(priv);
ath9k_start_rfkill_poll(priv);
@@ -829,7 +864,7 @@ err_init:
}
int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev,
- u16 devid, char *product)
+ u16 devid, char *product, u32 drv_info)
{
struct ieee80211_hw *hw;
struct ath9k_htc_priv *priv;
@@ -856,14 +891,11 @@ int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev,
goto err_free;
}
- ret = ath9k_init_htc_services(priv, devid);
+ ret = ath9k_init_htc_services(priv, devid, drv_info);
if (ret)
goto err_init;
- /* The device may have been unplugged earlier. */
- priv->op_flags &= ~OP_UNPLUGGED;
-
- ret = ath9k_init_device(priv, devid, product);
+ ret = ath9k_init_device(priv, devid, product, drv_info);
if (ret)
goto err_init;
@@ -882,7 +914,7 @@ void ath9k_htc_disconnect_device(struct htc_target *htc_handle, bool hotunplug)
/* Check if the device has been yanked out. */
if (hotunplug)
- htc_handle->drv_priv->op_flags |= OP_UNPLUGGED;
+ htc_handle->drv_priv->ah->ah_flags |= AH_UNPLUGGED;
ath9k_deinit_device(htc_handle->drv_priv);
ath9k_deinit_wmi(htc_handle->drv_priv);
@@ -891,16 +923,23 @@ void ath9k_htc_disconnect_device(struct htc_target *htc_handle, bool hotunplug)
}
#ifdef CONFIG_PM
+
+void ath9k_htc_suspend(struct htc_target *htc_handle)
+{
+ ath9k_htc_setpower(htc_handle->drv_priv, ATH9K_PM_FULL_SLEEP);
+}
+
int ath9k_htc_resume(struct htc_target *htc_handle)
{
+ struct ath9k_htc_priv *priv = htc_handle->drv_priv;
int ret;
- ret = ath9k_htc_wait_for_target(htc_handle->drv_priv);
+ ret = ath9k_htc_wait_for_target(priv);
if (ret)
return ret;
- ret = ath9k_init_htc_services(htc_handle->drv_priv,
- htc_handle->drv_priv->ah->hw_version.devid);
+ ret = ath9k_init_htc_services(priv, priv->ah->hw_version.devid,
+ priv->ah->hw_version.usbdev);
return ret;
}
#endif
generated by cgit v1.2.3 (git 2.0.4) at 2024-06-04 06:51:13 +0000