diff options
Diffstat (limited to 'package/mac80211/patches/571-ath9k_btcoex_optional.patch')
| -rw-r--r-- | package/mac80211/patches/571-ath9k_btcoex_optional.patch | 544 |
1 files changed, 0 insertions, 544 deletions
diff --git a/package/mac80211/patches/571-ath9k_btcoex_optional.patch b/package/mac80211/patches/571-ath9k_btcoex_optional.patch deleted file mode 100644 index 046a35777f..0000000000 --- a/package/mac80211/patches/571-ath9k_btcoex_optional.patch +++ /dev/null @@ -1,544 +0,0 @@ ---- a/drivers/net/wireless/ath/ath9k/Kconfig -+++ b/drivers/net/wireless/ath/ath9k/Kconfig -@@ -59,6 +59,14 @@ config ATH9K_RATE_CONTROL - Say Y, if you want to use the ath9k specific rate control - module instead of minstrel_ht. - -+config ATH9K_BTCOEX_SUPPORT -+ bool "Atheros ath9k bluetooth coexistence support" -+ depends on ATH9K -+ default y -+ ---help--- -+ Say Y, if you want to use the ath9k radios together with -+ Bluetooth modules in the same system. -+ - config ATH9K_HTC - tristate "Atheros HTC based wireless cards support" - depends on USB && MAC80211 ---- a/drivers/net/wireless/ath/ath9k/hw.h -+++ b/drivers/net/wireless/ath/ath9k/hw.h -@@ -210,7 +210,11 @@ enum ath9k_hw_caps { - ATH9K_HW_CAP_5GHZ = BIT(14), - ATH9K_HW_CAP_APM = BIT(15), - ATH9K_HW_CAP_RTT = BIT(16), -+#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT - ATH9K_HW_CAP_MCI = BIT(17), -+#else -+ ATH9K_HW_CAP_MCI = 0, -+#endif - }; - - struct ath9k_hw_capabilities { -@@ -1229,6 +1233,16 @@ void ar9003_mci_sync_bt_state(struct ath - void ar9003_mci_get_interrupt(struct ath_hw *ah, u32 *raw_intr, - u32 *rx_msg_intr); - -+#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT -+static inline enum ath_btcoex_scheme -+ath9k_hw_get_btcoex_scheme(struct ath_hw *ah) -+{ -+ return ah->btcoex_hw.scheme; -+} -+#else -+#define ath9k_hw_get_btcoex_scheme(...) ATH_BTCOEX_CFG_NONE -+#endif -+ - #define ATH9K_CLOCK_RATE_CCK 22 - #define ATH9K_CLOCK_RATE_5GHZ_OFDM 40 - #define ATH9K_CLOCK_RATE_2GHZ_OFDM 44 ---- a/drivers/net/wireless/ath/ath9k/init.c -+++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -411,7 +411,7 @@ static int ath9k_init_btcoex(struct ath_ - struct ath_hw *ah = sc->sc_ah; - int r; - -- switch (sc->sc_ah->btcoex_hw.scheme) { -+ switch (ath9k_hw_get_btcoex_scheme(sc->sc_ah)) { - case ATH_BTCOEX_CFG_NONE: - break; - case ATH_BTCOEX_CFG_2WIRE: -@@ -866,10 +866,10 @@ static void ath9k_deinit_softc(struct at - kfree(sc->sbands[IEEE80211_BAND_5GHZ].channels); - - if ((sc->btcoex.no_stomp_timer) && -- sc->sc_ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE) -+ ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_3WIRE) - ath_gen_timer_free(sc->sc_ah, sc->btcoex.no_stomp_timer); - -- if (sc->sc_ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_MCI) -+ if (ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_MCI) - ath_mci_cleanup(sc); - - for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) ---- a/drivers/net/wireless/ath/ath9k/pci.c -+++ b/drivers/net/wireless/ath/ath9k/pci.c -@@ -121,7 +121,7 @@ static void ath_pci_aspm_init(struct ath - if (!parent) - return; - -- if (ah->btcoex_hw.scheme != ATH_BTCOEX_CFG_NONE) { -+ if (ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) { - /* Bluetooth coexistance requires disabling ASPM. */ - pci_read_config_byte(pdev, pos + PCI_EXP_LNKCTL, &aspm); - aspm &= ~(PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1); ---- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c -+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c -@@ -610,7 +610,7 @@ static void ath9k_init_btcoex(struct ath - { - int qnum; - -- switch (priv->ah->btcoex_hw.scheme) { -+ switch (ath9k_hw_get_btcoex_scheme(priv->ah)) { - case ATH_BTCOEX_CFG_NONE: - break; - case ATH_BTCOEX_CFG_3WIRE: -@@ -704,7 +704,8 @@ static int ath9k_init_priv(struct ath9k_ - - if (product && strncmp(product, ATH_HTC_BTCOEX_PRODUCT_ID, 5) == 0) { - ah->btcoex_hw.scheme = ATH_BTCOEX_CFG_3WIRE; -- ath9k_init_btcoex(priv); -+ if (ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) -+ ath9k_init_btcoex(priv); - } - - return 0; ---- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c -+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c -@@ -958,7 +958,7 @@ static int ath9k_htc_start(struct ieee80 - mod_timer(&priv->tx.cleanup_timer, - jiffies + msecs_to_jiffies(ATH9K_HTC_TX_CLEANUP_INTERVAL)); - -- if (ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE) { -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) { - ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT, - AR_STOMP_LOW_WLAN_WGHT); - ath9k_hw_btcoex_enable(ah); -@@ -1010,7 +1010,8 @@ static void ath9k_htc_stop(struct ieee80 - - mutex_lock(&priv->mutex); - -- if (ah->btcoex_hw.enabled) { -+ if (ah->btcoex_hw.enabled && -+ ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) { - ath9k_hw_btcoex_disable(ah); - if (ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE) - ath_htc_cancel_btcoex_work(priv); ---- a/drivers/net/wireless/ath/ath9k/main.c -+++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -742,11 +742,11 @@ void ath9k_tasklet(unsigned long data) - ath_tx_tasklet(sc); - } - -- if (ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE) -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) - if (status & ATH9K_INT_GENTIMER) - ath_gen_timer_isr(sc->sc_ah); - -- if (status & ATH9K_INT_MCI) -+ if ((status & ATH9K_INT_MCI) && ATH9K_HW_CAP_MCI) - ath_mci_intr(sc); - - out: -@@ -1083,14 +1083,14 @@ static int ath9k_start(struct ieee80211_ - - spin_unlock_bh(&sc->sc_pcu_lock); - -- if ((ah->btcoex_hw.scheme != ATH_BTCOEX_CFG_NONE) && -+ if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) && - !ah->btcoex_hw.enabled) { - if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_MCI)) - ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT, - AR_STOMP_LOW_WLAN_WGHT); - ath9k_hw_btcoex_enable(ah); - -- if (ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE) -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) - ath9k_btcoex_timer_resume(sc); - } - -@@ -1194,9 +1194,10 @@ static void ath9k_stop(struct ieee80211_ - /* Ensure HW is awake when we try to shut it down. */ - ath9k_ps_wakeup(sc); - -- if (ah->btcoex_hw.enabled) { -+ if (ah->btcoex_hw.enabled && -+ ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) { - ath9k_hw_btcoex_disable(ah); -- if (ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE) -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) - ath9k_btcoex_timer_pause(sc); - ath_mci_flush_profile(&sc->btcoex.mci); - } ---- a/drivers/net/wireless/ath/ath9k/gpio.c -+++ b/drivers/net/wireless/ath/ath9k/gpio.c -@@ -253,6 +253,9 @@ int ath_init_btcoex_timer(struct ath_sof - { - struct ath_btcoex *btcoex = &sc->btcoex; - -+ if (ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_NONE) -+ return 0; -+ - btcoex->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD * 1000; - btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) * - btcoex->btcoex_period / 100; -@@ -286,6 +289,9 @@ void ath9k_btcoex_timer_resume(struct at - ath_dbg(ath9k_hw_common(ah), ATH_DBG_BTCOEX, - "Starting btcoex timers\n"); - -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - /* make sure duty cycle timer is also stopped when resuming */ - if (btcoex->hw_timer_enabled) - ath9k_gen_timer_stop(sc->sc_ah, btcoex->no_stomp_timer); -@@ -306,6 +312,9 @@ void ath9k_btcoex_timer_pause(struct ath - struct ath_btcoex *btcoex = &sc->btcoex; - struct ath_hw *ah = sc->sc_ah; - -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - del_timer_sync(&btcoex->period_timer); - - if (btcoex->hw_timer_enabled) ---- a/drivers/net/wireless/ath/ath9k/hw.c -+++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -1932,7 +1932,8 @@ int ath9k_hw_reset(struct ath_hw *ah, st - #endif - } - -- if (ah->btcoex_hw.enabled) -+ if (ah->btcoex_hw.enabled && -+ ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) - ath9k_hw_btcoex_enable(ah); - - if (mci && mci_hw->ready) { ---- a/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c -+++ b/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c -@@ -116,6 +116,9 @@ void ath_htc_init_btcoex_work(struct ath - { - struct ath_btcoex *btcoex = &priv->btcoex; - -+ if (ath9k_hw_get_btcoex_scheme(priv->ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - btcoex->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD; - btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) * - btcoex->btcoex_period / 100; -@@ -134,6 +137,9 @@ void ath_htc_resume_btcoex_work(struct a - struct ath_btcoex *btcoex = &priv->btcoex; - struct ath_hw *ah = priv->ah; - -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - ath_dbg(ath9k_hw_common(ah), ATH_DBG_BTCOEX, "Starting btcoex work\n"); - - btcoex->bt_priority_cnt = 0; -@@ -148,6 +154,9 @@ void ath_htc_resume_btcoex_work(struct a - */ - void ath_htc_cancel_btcoex_work(struct ath9k_htc_priv *priv) - { -+ if (ath9k_hw_get_btcoex_scheme(priv->ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - cancel_delayed_work_sync(&priv->coex_period_work); - cancel_delayed_work_sync(&priv->duty_cycle_work); - } ---- a/drivers/net/wireless/ath/ath9k/btcoex.c -+++ b/drivers/net/wireless/ath/ath9k/btcoex.c -@@ -68,6 +68,9 @@ void ath9k_hw_init_btcoex_hw(struct ath_ - u32 i, idx; - bool rxclear_polarity = ath_bt_config.bt_rxclear_polarity; - -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - if (AR_SREV_9300_20_OR_LATER(ah)) - rxclear_polarity = !ath_bt_config.bt_rxclear_polarity; - -@@ -99,6 +102,9 @@ void ath9k_hw_btcoex_init_2wire(struct a - { - struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; - -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - /* connect bt_active to baseband */ - REG_CLR_BIT(ah, AR_GPIO_INPUT_EN_VAL, - (AR_GPIO_INPUT_EN_VAL_BT_PRIORITY_DEF | -@@ -121,6 +127,9 @@ void ath9k_hw_btcoex_init_3wire(struct a - { - struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; - -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - /* btcoex 3-wire */ - REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, - (AR_GPIO_INPUT_EN_VAL_BT_PRIORITY_BB | -@@ -147,6 +156,9 @@ static void ath9k_hw_btcoex_enable_2wire - { - struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; - -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - /* Configure the desired GPIO port for TX_FRAME output */ - ath9k_hw_cfg_output(ah, btcoex_hw->wlanactive_gpio, - AR_GPIO_OUTPUT_MUX_AS_TX_FRAME); -@@ -158,6 +170,9 @@ void ath9k_hw_btcoex_set_weight(struct a - { - struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; - -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - btcoex_hw->bt_coex_weights = SM(bt_weight, AR_BTCOEX_BT_WGHT) | - SM(wlan_weight, AR_BTCOEX_WL_WGHT); - } -@@ -219,9 +234,9 @@ void ath9k_hw_btcoex_enable(struct ath_h - { - struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; - -- switch (btcoex_hw->scheme) { -+ switch (ath9k_hw_get_btcoex_scheme(ah)) { - case ATH_BTCOEX_CFG_NONE: -- break; -+ return; - case ATH_BTCOEX_CFG_2WIRE: - ath9k_hw_btcoex_enable_2wire(ah); - break; -@@ -246,6 +261,9 @@ void ath9k_hw_btcoex_disable(struct ath_ - struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; - int i; - -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - btcoex_hw->enabled = false; - if (btcoex_hw->scheme == ATH_BTCOEX_CFG_MCI) { - ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_NONE); -@@ -294,6 +312,9 @@ static void ar9003_btcoex_bt_stomp(struc - void ath9k_hw_btcoex_bt_stomp(struct ath_hw *ah, - enum ath_stomp_type stomp_type) - { -+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE) -+ return; -+ - if (AR_SREV_9300_20_OR_LATER(ah)) { - ar9003_btcoex_bt_stomp(ah, stomp_type); - return; ---- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c -+++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c -@@ -85,6 +85,9 @@ void ar9003_mci_remote_reset(struct ath_ - { - u32 payload[4] = { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffff00}; - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - ar9003_mci_send_message(ah, MCI_REMOTE_RESET, 0, payload, 16, - wait_done, false); - udelay(5); -@@ -94,6 +97,9 @@ void ar9003_mci_send_lna_transfer(struct - { - u32 payload = 0x00000000; - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - ar9003_mci_send_message(ah, MCI_LNA_TRANS, 0, &payload, 1, - wait_done, false); - } -@@ -107,6 +113,9 @@ static void ar9003_mci_send_req_wake(str - - void ar9003_mci_send_sys_waking(struct ath_hw *ah, bool wait_done) - { -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - ar9003_mci_send_message(ah, MCI_SYS_WAKING, MCI_FLAG_DISABLE_TIMESTAMP, - NULL, 0, wait_done, false); - } -@@ -221,6 +230,9 @@ void ar9003_mci_send_coex_halt_bt_gpm(st - struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - u32 payload[4] = {0, 0, 0, 0}; - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - ath_dbg(common, ATH_DBG_MCI, "MCI Send Coex %s BT GPM.\n", - (halt) ? "halt" : "unhalt"); - -@@ -381,12 +393,17 @@ static void ar9003_mci_prep_interface(st - - void ar9003_mci_disable_interrupt(struct ath_hw *ah) - { -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - REG_WRITE(ah, AR_MCI_INTERRUPT_EN, 0); - REG_WRITE(ah, AR_MCI_INTERRUPT_RX_MSG_EN, 0); - } - - void ar9003_mci_enable_interrupt(struct ath_hw *ah) - { -+ if (!ATH9K_HW_CAP_MCI) -+ return; - - REG_WRITE(ah, AR_MCI_INTERRUPT_EN, AR_MCI_INTERRUPT_DEFAULT); - REG_WRITE(ah, AR_MCI_INTERRUPT_RX_MSG_EN, -@@ -397,6 +414,9 @@ bool ar9003_mci_check_int(struct ath_hw - { - u32 intr; - -+ if (!ATH9K_HW_CAP_MCI) -+ return false; -+ - intr = REG_READ(ah, AR_MCI_INTERRUPT_RX_MSG_RAW); - return ((intr & ints) == ints); - } -@@ -405,6 +425,10 @@ void ar9003_mci_get_interrupt(struct ath - u32 *rx_msg_intr) - { - struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; -+ -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - *raw_intr = mci->raw_intr; - *rx_msg_intr = mci->rx_msg_intr; - -@@ -418,6 +442,9 @@ void ar9003_mci_2g5g_changed(struct ath_ - { - struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - if (!mci->update_2g5g && - (mci->is_2g != is_2g)) - mci->update_2g5g = true; -@@ -531,6 +558,9 @@ void ar9003_mci_reset(struct ath_hw *ah, - struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - u32 regval, thresh; - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - ath_dbg(common, ATH_DBG_MCI, "MCI full_sleep = %d, is_2g = %d\n", - is_full_sleep, is_2g); - -@@ -661,6 +691,9 @@ void ar9003_mci_mute_bt(struct ath_hw *a - { - struct ath_common *common = ath9k_hw_common(ah); - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - /* disable all MCI messages */ - REG_WRITE(ah, AR_MCI_MSG_ATTRIBUTES_TABLE, 0xffff0000); - REG_WRITE(ah, AR_BTCOEX_WL_WEIGHTS0, 0xffffffff); -@@ -693,6 +726,9 @@ void ar9003_mci_sync_bt_state(struct ath - struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - u32 cur_bt_state; - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - cur_bt_state = ar9003_mci_state(ah, MCI_STATE_REMOTE_SLEEP, NULL); - - if (mci->bt_state != cur_bt_state) { -@@ -857,6 +893,9 @@ void ar9003_mci_2g5g_switch(struct ath_h - struct ath_common *common = ath9k_hw_common(ah); - struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - if (mci->update_2g5g) { - if (mci->is_2g) { - -@@ -908,6 +947,9 @@ bool ar9003_mci_send_message(struct ath_ - u32 saved_mci_int_en; - int i; - -+ if (!ATH9K_HW_CAP_MCI) -+ return false; -+ - saved_mci_int_en = REG_READ(ah, AR_MCI_INTERRUPT_EN); - regval = REG_READ(ah, AR_BTCOEX_CTRL); - -@@ -973,6 +1015,9 @@ void ar9003_mci_setup(struct ath_hw *ah, - struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; - void *sched_buf = (void *)((char *) gpm_buf + (sched_addr - gpm_addr)); - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - mci->gpm_addr = gpm_addr; - mci->gpm_buf = gpm_buf; - mci->gpm_len = len; -@@ -987,6 +1032,9 @@ void ar9003_mci_cleanup(struct ath_hw *a - { - struct ath_common *common = ath9k_hw_common(ah); - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - /* Turn off MCI and Jupiter mode. */ - REG_WRITE(ah, AR_BTCOEX_CTRL, 0x00); - ath_dbg(common, ATH_DBG_MCI, "MCI ar9003_mci_cleanup\n"); -@@ -1056,6 +1104,9 @@ u32 ar9003_mci_wait_for_gpm(struct ath_h - u8 recv_type = 0, recv_opcode = 0; - bool b_is_bt_cal_done = (gpm_type == MCI_GPM_BT_CAL_DONE); - -+ if (!ATH9K_HW_CAP_MCI) -+ return 0; -+ - more_data = time_out ? MCI_GPM_NOMORE : MCI_GPM_MORE; - - while (time_out > 0) { -@@ -1188,6 +1239,9 @@ u32 ar9003_mci_state(struct ath_hw *ah, - u32 value = 0, more_gpm = 0, gpm_ptr; - u8 query_type; - -+ if (!ATH9K_HW_CAP_MCI) -+ return 0; -+ - switch (state_type) { - case MCI_STATE_ENABLE: - if (mci->ready) { ---- a/drivers/net/wireless/ath/ath9k/mci.c -+++ b/drivers/net/wireless/ath/ath9k/mci.c -@@ -425,6 +425,9 @@ int ath_mci_setup(struct ath_softc *sc) - struct ath_mci_coex *mci = &sc->mci_coex; - int error = 0; - -+ if (!ATH9K_HW_CAP_MCI) -+ return 0; -+ - mci->sched_buf.bf_len = ATH_MCI_SCHED_BUF_SIZE + ATH_MCI_GPM_BUF_SIZE; - - if (ath_mci_buf_alloc(sc, &mci->sched_buf)) { -@@ -458,6 +461,9 @@ void ath_mci_cleanup(struct ath_softc *s - struct ath_hw *ah = sc->sc_ah; - struct ath_mci_coex *mci = &sc->mci_coex; - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - /* - * both schedule and gpm buffers will be released - */ -@@ -476,6 +482,9 @@ void ath_mci_intr(struct ath_softc *sc) - u32 more_data = MCI_GPM_MORE; - bool skip_gpm = false; - -+ if (!ATH9K_HW_CAP_MCI) -+ return; -+ - ar9003_mci_get_interrupt(sc->sc_ah, &mci_int, &mci_int_rxmsg); - - if (ar9003_mci_state(ah, MCI_STATE_ENABLE, NULL) == 0) { |