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-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_mci.h1
-rw-r--r--drivers/net/wireless/ath/ath9k/btcoex.c60
-rw-r--r--drivers/net/wireless/ath/ath9k/btcoex.h3
-rw-r--r--drivers/net/wireless/ath/ath9k/mci.c60
-rw-r--r--drivers/net/wireless/ath/ath9k/mci.h3
5 files changed, 110 insertions, 17 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.h b/drivers/net/wireless/ath/ath9k/ar9003_mci.h
index 2a2d0188961..29282348eb4 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_mci.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.h
@@ -196,7 +196,6 @@ enum mci_state_type {
MCI_STATE_SEND_WLAN_COEX_VERSION,
MCI_STATE_SEND_VERSION_QUERY,
MCI_STATE_SEND_STATUS_QUERY,
- MCI_STATE_SET_CONCUR_TX_PRI,
MCI_STATE_RECOVER_RX,
MCI_STATE_NEED_FTP_STOMP,
MCI_STATE_DEBUG,
diff --git a/drivers/net/wireless/ath/ath9k/btcoex.c b/drivers/net/wireless/ath/ath9k/btcoex.c
index 419e9a3f2fe..05d9be5be52 100644
--- a/drivers/net/wireless/ath/ath9k/btcoex.c
+++ b/drivers/net/wireless/ath/ath9k/btcoex.c
@@ -218,27 +218,45 @@ void ath9k_hw_btcoex_set_weight(struct ath_hw *ah,
enum ath_stomp_type stomp_type)
{
struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw;
+ struct ath9k_hw_mci *mci_hw = &ah->btcoex_hw.mci;
+ u8 txprio_shift[] = { 24, 16, 16, 0 }; /* tx priority weight */
+ bool concur_tx = (mci_hw->concur_tx && btcoex_hw->tx_prio[stomp_type]);
+ const u32 *weight = ar9003_wlan_weights[stomp_type];
+ int i;
- if (AR_SREV_9300_20_OR_LATER(ah)) {
- const u32 *weight = ar9003_wlan_weights[stomp_type];
- int i;
-
- if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) {
- if ((stomp_type == ATH_BTCOEX_STOMP_LOW) &&
- btcoex_hw->mci.stomp_ftp)
- stomp_type = ATH_BTCOEX_STOMP_LOW_FTP;
- weight = mci_wlan_weights[stomp_type];
- }
-
- for (i = 0; i < AR9300_NUM_WLAN_WEIGHTS; i++) {
- btcoex_hw->bt_weight[i] = AR9300_BT_WGHT;
- btcoex_hw->wlan_weight[i] = weight[i];
- }
- } else {
+ if (!AR_SREV_9300_20_OR_LATER(ah)) {
btcoex_hw->bt_coex_weights =
SM(bt_weight, AR_BTCOEX_BT_WGHT) |
SM(wlan_weight, AR_BTCOEX_WL_WGHT);
+ return;
+ }
+
+ if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) {
+ enum ath_stomp_type stype =
+ ((stomp_type == ATH_BTCOEX_STOMP_LOW) &&
+ btcoex_hw->mci.stomp_ftp) ?
+ ATH_BTCOEX_STOMP_LOW_FTP : stomp_type;
+ weight = mci_wlan_weights[stype];
}
+
+ for (i = 0; i < AR9300_NUM_WLAN_WEIGHTS; i++) {
+ btcoex_hw->bt_weight[i] = AR9300_BT_WGHT;
+ btcoex_hw->wlan_weight[i] = weight[i];
+ if (concur_tx && i) {
+ btcoex_hw->wlan_weight[i] &=
+ ~(0xff << txprio_shift[i-1]);
+ btcoex_hw->wlan_weight[i] |=
+ (btcoex_hw->tx_prio[stomp_type] <<
+ txprio_shift[i-1]);
+ }
+ }
+ /* Last WLAN weight has to be adjusted wrt tx priority */
+ if (concur_tx) {
+ btcoex_hw->wlan_weight[i-1] &= ~(0xff << txprio_shift[i-1]);
+ btcoex_hw->wlan_weight[i-1] |= (btcoex_hw->tx_prio[stomp_type]
+ << txprio_shift[i-1]);
+ }
+
}
EXPORT_SYMBOL(ath9k_hw_btcoex_set_weight);
@@ -385,3 +403,13 @@ void ath9k_hw_btcoex_bt_stomp(struct ath_hw *ah,
}
}
EXPORT_SYMBOL(ath9k_hw_btcoex_bt_stomp);
+
+void ath9k_hw_btcoex_set_concur_txprio(struct ath_hw *ah, u8 *stomp_txprio)
+{
+ struct ath_btcoex_hw *btcoex = &ah->btcoex_hw;
+ int i;
+
+ for (i = 0; i < ATH_BTCOEX_STOMP_MAX; i++)
+ btcoex->tx_prio[i] = stomp_txprio[i];
+}
+EXPORT_SYMBOL(ath9k_hw_btcoex_set_concur_txprio);
diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h
index 385197ad79b..a260fcb99d1 100644
--- a/drivers/net/wireless/ath/ath9k/btcoex.h
+++ b/drivers/net/wireless/ath/ath9k/btcoex.h
@@ -84,6 +84,7 @@ struct ath9k_hw_mci {
u8 bt_ver_minor;
u8 bt_state;
u8 stomp_ftp;
+ bool concur_tx;
};
struct ath_btcoex_hw {
@@ -98,6 +99,7 @@ struct ath_btcoex_hw {
u32 bt_coex_mode2; /* Register setting for AR_BT_COEX_MODE2 */
u32 bt_weight[AR9300_NUM_BT_WEIGHTS];
u32 wlan_weight[AR9300_NUM_WLAN_WEIGHTS];
+ u8 tx_prio[ATH_BTCOEX_STOMP_MAX];
};
void ath9k_hw_btcoex_init_scheme(struct ath_hw *ah);
@@ -112,5 +114,6 @@ void ath9k_hw_btcoex_set_weight(struct ath_hw *ah,
void ath9k_hw_btcoex_disable(struct ath_hw *ah);
void ath9k_hw_btcoex_bt_stomp(struct ath_hw *ah,
enum ath_stomp_type stomp_type);
+void ath9k_hw_btcoex_set_concur_txprio(struct ath_hw *ah, u8 *stomp_txprio);
#endif
diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c
index 1733a5ac327..b37c8af6e02 100644
--- a/drivers/net/wireless/ath/ath9k/mci.c
+++ b/drivers/net/wireless/ath/ath9k/mci.c
@@ -43,6 +43,7 @@ static bool ath_mci_add_profile(struct ath_common *common,
struct ath_mci_profile_info *info)
{
struct ath_mci_profile_info *entry;
+ u8 voice_priority[] = { 110, 110, 110, 112, 110, 110, 114, 116, 118 };
if ((mci->num_sco == ATH_MCI_MAX_SCO_PROFILE) &&
(info->type == MCI_GPM_COEX_PROFILE_VOICE))
@@ -59,6 +60,12 @@ static bool ath_mci_add_profile(struct ath_common *common,
memcpy(entry, info, 10);
INC_PROF(mci, info);
list_add_tail(&entry->list, &mci->info);
+ if (info->type == MCI_GPM_COEX_PROFILE_VOICE) {
+ if (info->voice_type < sizeof(voice_priority))
+ mci->voice_priority = voice_priority[info->voice_type];
+ else
+ mci->voice_priority = 110;
+ }
return true;
}
@@ -250,6 +257,57 @@ static void ath9k_mci_work(struct work_struct *work)
ath_mci_update_scheme(sc);
}
+static void ath_mci_update_stomp_txprio(u8 cur_txprio, u8 *stomp_prio)
+{
+ if (cur_txprio < stomp_prio[ATH_BTCOEX_STOMP_NONE])
+ stomp_prio[ATH_BTCOEX_STOMP_NONE] = cur_txprio;
+
+ if (cur_txprio > stomp_prio[ATH_BTCOEX_STOMP_ALL])
+ stomp_prio[ATH_BTCOEX_STOMP_ALL] = cur_txprio;
+
+ if ((cur_txprio > ATH_MCI_HI_PRIO) &&
+ (cur_txprio < stomp_prio[ATH_BTCOEX_STOMP_LOW]))
+ stomp_prio[ATH_BTCOEX_STOMP_LOW] = cur_txprio;
+}
+
+static void ath_mci_set_concur_txprio(struct ath_softc *sc)
+{
+ struct ath_btcoex *btcoex = &sc->btcoex;
+ struct ath_mci_profile *mci = &btcoex->mci;
+ u8 stomp_txprio[] = { 0, 0, 0, 0 }; /* all, low, none, low_ftp */
+
+ if (mci->num_mgmt) {
+ stomp_txprio[ATH_BTCOEX_STOMP_ALL] = ATH_MCI_INQUIRY_PRIO;
+ if (!mci->num_pan && !mci->num_other_acl)
+ stomp_txprio[ATH_BTCOEX_STOMP_NONE] =
+ ATH_MCI_INQUIRY_PRIO;
+ } else {
+ u8 prof_prio[] = { 50, 90, 94, 52 };/* RFCOMM, A2DP, HID, PAN */
+
+ stomp_txprio[ATH_BTCOEX_STOMP_LOW] =
+ stomp_txprio[ATH_BTCOEX_STOMP_NONE] = 0xff;
+
+ if (mci->num_sco)
+ ath_mci_update_stomp_txprio(mci->voice_priority,
+ stomp_txprio);
+ if (mci->num_other_acl)
+ ath_mci_update_stomp_txprio(prof_prio[0], stomp_txprio);
+ if (mci->num_a2dp)
+ ath_mci_update_stomp_txprio(prof_prio[1], stomp_txprio);
+ if (mci->num_hid)
+ ath_mci_update_stomp_txprio(prof_prio[2], stomp_txprio);
+ if (mci->num_pan)
+ ath_mci_update_stomp_txprio(prof_prio[3], stomp_txprio);
+
+ if (stomp_txprio[ATH_BTCOEX_STOMP_NONE] == 0xff)
+ stomp_txprio[ATH_BTCOEX_STOMP_NONE] = 0;
+
+ if (stomp_txprio[ATH_BTCOEX_STOMP_LOW] == 0xff)
+ stomp_txprio[ATH_BTCOEX_STOMP_LOW] = 0;
+ }
+ ath9k_hw_btcoex_set_concur_txprio(sc->sc_ah, stomp_txprio);
+}
+
static u8 ath_mci_process_profile(struct ath_softc *sc,
struct ath_mci_profile_info *info)
{
@@ -281,6 +339,7 @@ static u8 ath_mci_process_profile(struct ath_softc *sc,
} else
ath_mci_del_profile(common, mci, entry);
+ ath_mci_set_concur_txprio(sc);
return 1;
}
@@ -314,6 +373,7 @@ static u8 ath_mci_process_status(struct ath_softc *sc,
mci->num_mgmt++;
} while (++i < ATH_MCI_MAX_PROFILE);
+ ath_mci_set_concur_txprio(sc);
if (old_num_mgmt != mci->num_mgmt)
return 1;
diff --git a/drivers/net/wireless/ath/ath9k/mci.h b/drivers/net/wireless/ath/ath9k/mci.h
index a3df314c1e7..e85a0e9506f 100644
--- a/drivers/net/wireless/ath/ath9k/mci.h
+++ b/drivers/net/wireless/ath/ath9k/mci.h
@@ -32,6 +32,8 @@
#define ATH_MCI_MAX_PROFILE (ATH_MCI_MAX_ACL_PROFILE +\
ATH_MCI_MAX_SCO_PROFILE)
+#define ATH_MCI_INQUIRY_PRIO 62
+#define ATH_MCI_HI_PRIO 60
#define ATH_MCI_NUM_BT_CHANNELS 79
#define MCI_GPM_SET_CHANNEL_BIT(_p_gpm, _bt_chan) \
@@ -131,6 +133,7 @@ struct ath_mci_profile {
u8 num_pan;
u8 num_other_acl;
u8 num_bdr;
+ u8 voice_priority;
};
struct ath_mci_buf {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-25 03:21:06 +0000