diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9003_mci.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_mci.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index fdd0f815cf83..709520c6835b 100644 --- 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_hw *ah, bool wait_done) { 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 ath_hw *ah, bool wait_done) { 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(struct ath_hw *ah, bool wait_done) 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); } @@ -220,6 +229,9 @@ void ar9003_mci_send_coex_halt_bt_gpm(struct ath_hw *ah, bool halt, 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, MCI, "MCI Send Coex %s BT GPM\n", (halt) ? "halt" : "unhalt"); @@ -374,12 +386,17 @@ static void ar9003_mci_prep_interface(struct ath_hw *ah) 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, @@ -390,6 +407,9 @@ bool ar9003_mci_check_int(struct ath_hw *ah, u32 ints) { u32 intr; + if (!ATH9K_HW_CAP_MCI) + return false; + intr = REG_READ(ah, AR_MCI_INTERRUPT_RX_MSG_RAW); return ((intr & ints) == ints); } @@ -398,6 +418,10 @@ void ar9003_mci_get_interrupt(struct ath_hw *ah, u32 *raw_intr, 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; @@ -411,6 +435,9 @@ void ar9003_mci_2g5g_changed(struct ath_hw *ah, bool is_2g) { 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; @@ -524,6 +551,9 @@ void ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci; u32 regval, thresh; + if (!ATH9K_HW_CAP_MCI) + return; + ath_dbg(common, MCI, "MCI full_sleep = %d, is_2g = %d\n", is_full_sleep, is_2g); @@ -650,6 +680,9 @@ void ar9003_mci_mute_bt(struct ath_hw *ah) { 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); @@ -682,6 +715,9 @@ void ar9003_mci_sync_bt_state(struct ath_hw *ah) 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) { @@ -844,6 +880,9 @@ void ar9003_mci_2g5g_switch(struct ath_hw *ah, bool wait_done) 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) { @@ -895,6 +934,9 @@ bool ar9003_mci_send_message(struct ath_hw *ah, u8 header, u32 flag, 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); @@ -961,6 +1003,9 @@ void ar9003_mci_setup(struct ath_hw *ah, u32 gpm_addr, void *gpm_buf, 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; @@ -975,6 +1020,9 @@ void ar9003_mci_cleanup(struct ath_hw *ah) { 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, MCI, "MCI ar9003_mci_cleanup\n"); @@ -1039,6 +1087,9 @@ u32 ar9003_mci_wait_for_gpm(struct ath_hw *ah, u8 gpm_type, 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) { @@ -1168,6 +1219,9 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type, u32 *p_data) 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) { |