Signed-off-by: Vivek Natarajan <vnatarajan@xxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/btcoex.c | 34 ++++++++++++++++++++++++++++--
drivers/net/wireless/ath/ath9k/btcoex.h | 10 ++++++--
drivers/net/wireless/ath/ath9k/hw.c | 24 ++++++++++++++-------
drivers/net/wireless/ath/ath9k/hw.h | 5 ++++
drivers/net/wireless/ath/ath9k/reg.h | 16 ++++++++++++++
5 files changed, 75 insertions(+), 14 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/btcoex.c b/drivers/net/wireless/ath/ath9k/btcoex.c
index 71e9e48..23f15a7 100644
--- a/drivers/net/wireless/ath/ath9k/btcoex.c
+++ b/drivers/net/wireless/ath/ath9k/btcoex.c
@@ -51,6 +51,10 @@ void ath9k_hw_init_btcoex_hw(struct ath_hw *ah, int qnum)
.bt_hold_rx_clear = true,
};
u32 i;
+ bool rxclear_polarity = ath_bt_config.bt_rxclear_polarity;
+
+ if (AR_SREV_9300_20_OR_LATER(ah))
+ rxclear_polarity = !ath_bt_config.bt_rxclear_polarity;
btcoex_hw->bt_coex_mode =
(btcoex_hw->bt_coex_mode & AR_BT_QCU_THRESH) |
@@ -59,7 +63,7 @@ void ath9k_hw_init_btcoex_hw(struct ath_hw *ah, int qnum)
SM(ath_bt_config.bt_txframe_extend, AR_BT_TX_FRAME_EXTEND) |
SM(ath_bt_config.bt_mode, AR_BT_MODE) |
SM(ath_bt_config.bt_quiet_collision, AR_BT_QUIET) |
- SM(ath_bt_config.bt_rxclear_polarity, AR_BT_RX_CLEAR_POLARITY) |
+ SM(rxclear_polarity, AR_BT_RX_CLEAR_POLARITY) |
SM(ath_bt_config.bt_priority_time, AR_BT_PRIORITY_TIME) |
SM(ath_bt_config.bt_first_slot_time, AR_BT_FIRST_SLOT_TIME) |
SM(qnum, AR_BT_QCU_THRESH);
@@ -142,6 +146,7 @@ void ath9k_hw_btcoex_set_weight(struct ath_hw *ah,
}
EXPORT_SYMBOL(ath9k_hw_btcoex_set_weight);
+
static void ath9k_hw_btcoex_enable_3wire(struct ath_hw *ah)
{
struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw;
@@ -152,9 +157,22 @@ static void ath9k_hw_btcoex_enable_3wire(struct ath_hw *ah)
* enable coex 3-wire
*/
REG_WRITE(ah, AR_BT_COEX_MODE, btcoex_hw->bt_coex_mode);
- REG_WRITE(ah, AR_BT_COEX_WEIGHT, btcoex_hw->bt_coex_weights);
REG_WRITE(ah, AR_BT_COEX_MODE2, btcoex_hw->bt_coex_mode2);
+
+ if (AR_SREV_9300_20_OR_LATER(ah)) {
+ REG_WRITE(ah, AR_BT_COEX_WL_WEIGHTS0, ah->bt_coex_wlan_weight[0]);
+ REG_WRITE(ah, AR_BT_COEX_WL_WEIGHTS1, ah->bt_coex_wlan_weight[1]);
+ REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS0, ah->bt_coex_bt_weight[0]);
+ REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS1, ah->bt_coex_bt_weight[1]);
+ REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS2, ah->bt_coex_bt_weight[2]);
+ REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS3, ah->bt_coex_bt_weight[3]);
+
+ } else
+ REG_WRITE(ah, AR_BT_COEX_WEIGHT, btcoex_hw->bt_coex_weights);
+
+
+
if (AR_SREV_9271(ah)) {
val = REG_READ(ah, 0x50040);
val &= 0xFFFFFEFF;
@@ -202,8 +220,18 @@ void ath9k_hw_btcoex_disable(struct ath_hw *ah)
if (btcoex_hw->scheme == ATH_BTCOEX_CFG_3WIRE) {
REG_WRITE(ah, AR_BT_COEX_MODE, AR_BT_QUIET | AR_BT_MODE);
- REG_WRITE(ah, AR_BT_COEX_WEIGHT, 0);
REG_WRITE(ah, AR_BT_COEX_MODE2, 0);
+
+ if (AR_SREV_9300_20_OR_LATER(ah)) {
+ REG_WRITE(ah, AR_BT_COEX_WL_WEIGHTS0, 0);
+ REG_WRITE(ah, AR_BT_COEX_WL_WEIGHTS1, 0);
+ REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS0, 0);
+ REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS1, 0);
+ REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS2, 0);
+ REG_WRITE(ah, AR_BT_COEX_BT_WEIGHTS3, 0);
+ } else
+ REG_WRITE(ah, AR_BT_COEX_WEIGHT, 0);
+
}
ah->btcoex_hw.enabled = false;
diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h
index aac8fae..a9efca8 100644
--- a/drivers/net/wireless/ath/ath9k/btcoex.h
+++ b/drivers/net/wireless/ath/ath9k/btcoex.h
@@ -19,9 +19,13 @@
#include "hw.h"
-#define ATH_WLANACTIVE_GPIO 5
-#define ATH_BTACTIVE_GPIO 6
-#define ATH_BTPRIORITY_GPIO 7
+#define ATH_WLANACTIVE_GPIO_9280 5
+#define ATH_BTACTIVE_GPIO_9280 6
+#define ATH_BTPRIORITY_GPIO_9285 7
+
+#define ATH_WLANACTIVE_GPIO_9300 5
+#define ATH_BTACTIVE_GPIO_9300 4
+#define ATH_BTPRIORITY_GPIO_9300 8
#define ATH_BTCOEX_DEF_BT_PERIOD 45
#define ATH_BTCOEX_DEF_DUTY_CYCLE 55
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index e99e319..58f3d42 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1956,15 +1956,23 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
else
pCap->hw_caps |= ATH9K_HW_CAP_4KB_SPLITTRANS;
- if (AR_SREV_9280_20_OR_LATER(ah) && common->btcoex_enabled) {
- btcoex_hw->btactive_gpio = ATH_BTACTIVE_GPIO;
- btcoex_hw->wlanactive_gpio = ATH_WLANACTIVE_GPIO;
-
- if (AR_SREV_9285(ah)) {
+ if (common->btcoex_enabled) {
+ if (AR_SREV_9300_20_OR_LATER(ah)) {
btcoex_hw->scheme = ATH_BTCOEX_CFG_3WIRE;
- btcoex_hw->btpriority_gpio = ATH_BTPRIORITY_GPIO;
- } else {
- btcoex_hw->scheme = ATH_BTCOEX_CFG_2WIRE;
+ btcoex_hw->btactive_gpio = ATH_BTACTIVE_GPIO_9300;
+ btcoex_hw->wlanactive_gpio = ATH_WLANACTIVE_GPIO_9300;
+ btcoex_hw->btpriority_gpio = ATH_BTPRIORITY_GPIO_9300;
+ } else if (AR_SREV_9280_20_OR_LATER(ah)) {
+ btcoex_hw->btactive_gpio = ATH_BTACTIVE_GPIO_9280;
+ btcoex_hw->wlanactive_gpio = ATH_WLANACTIVE_GPIO_9280;
+
+ if (AR_SREV_9285(ah)) {
+ btcoex_hw->scheme = ATH_BTCOEX_CFG_3WIRE;
+ btcoex_hw->btpriority_gpio =
+ ATH_BTPRIORITY_GPIO_9285;
+ } else {
+ btcoex_hw->scheme = ATH_BTCOEX_CFG_2WIRE;
+ }
}
} else {
btcoex_hw->scheme = ATH_BTCOEX_CFG_NONE;
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 6a028bd..34ed1bd 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -56,6 +56,9 @@
#define AT9285_COEX3WIRE_SA_SUBSYSID 0x30aa
#define AT9285_COEX3WIRE_DA_SUBSYSID 0x30ab
+#define AR9300_NUM_BT_WEIGHTS 4
+#define AR9300_NUM_WLAN_WEIGHTS 4
+
#define ATH_AMPDU_LIMIT_MAX (64 * 1024 - 1)
#define ATH_DEFAULT_NOISE_FLOOR -95
@@ -772,6 +775,8 @@ struct ath_hw {
/* Bluetooth coexistance */
struct ath_btcoex_hw btcoex_hw;
+ u32 bt_coex_bt_weight[AR9300_NUM_BT_WEIGHTS];
+ u32 bt_coex_wlan_weight[AR9300_NUM_WLAN_WEIGHTS];
u32 intr_txqs;
u8 txchainmask;
diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h
index b42e36c..3483af8 100644
--- a/drivers/net/wireless/ath/ath9k/reg.h
+++ b/drivers/net/wireless/ath/ath9k/reg.h
@@ -1707,6 +1707,22 @@ enum {
#define AR_BTCOEX_WL_WGHT 0xffff0000
#define AR_BTCOEX_WL_WGHT_S 16
+#define AR_BT_COEX_WL_WEIGHTS0 0x8174
+#define AR_BT_COEX_WL_WEIGHTS1 0x81c4
+
+#define AR_BT_COEX_BT_WEIGHTS0 0x83ac
+#define AR_BT_COEX_BT_WEIGHTS1 0x83b0
+#define AR_BT_COEX_BT_WEIGHTS2 0x83b4
+#define AR_BT_COEX_BT_WEIGHTS3 0x83b8
+
+#define AR9300_BT_WGHT 0xcccc4444
+#define AR9300_STOMP_ALL_WLAN_WGHT0 0xfffffff0
+#define AR9300_STOMP_ALL_WLAN_WGHT1 0xfffffff0
+#define AR9300_STOMP_LOW_WLAN_WGHT0 0x88888880
+#define AR9300_STOMP_LOW_WLAN_WGHT1 0x88888880
+#define AR9300_STOMP_NONE_WLAN_WGHT0 0x00000000
+#define AR9300_STOMP_NONE_WLAN_WGHT1 0x00000000
+
#define AR_BT_COEX_MODE2 0x817c
#define AR_BT_BCN_MISS_THRESH 0x000000ff
#define AR_BT_BCN_MISS_THRESH_S 0
--
1.7.1
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
