On Tue, Feb 21, 2012 at 2:53 PM, Sujith Manoharan
<c_man...@qca.qualcomm.com> wrote:
> Signed-off-by: Sujith Manoharan <c_man...@qca.qualcomm.com>
> ---
> drivers/net/wireless/ath/ath9k/ar9003_mac.c | 29 +-------------------------
> drivers/net/wireless/ath/ath9k/ar9003_mci.c | 25 +++++++++++++++++++++++
> drivers/net/wireless/ath/ath9k/hw.h | 1 +
> 3 files changed, 28 insertions(+), 27 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
> b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
> index 39cb482..575f36a 100644
> --- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
> +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
> @@ -180,7 +180,6 @@ static bool ar9003_hw_get_isr(struct ath_hw *ah, enum
> ath9k_int *masked)
> u32 mask2 = 0;
> struct ath9k_hw_capabilities *pCap = &ah->caps;
> struct ath_common *common = ath9k_hw_common(ah);
> - struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci;
> u32 sync_cause = 0, async_cause;
>
> async_cause = REG_READ(ah, AR_INTR_ASYNC_CAUSE);
> @@ -302,32 +301,8 @@ static bool ar9003_hw_get_isr(struct ath_hw *ah, enum
> ath9k_int *masked)
> ar9003_hw_bb_watchdog_read(ah);
> }
>
> - if (async_cause & AR_INTR_ASYNC_MASK_MCI) {
> - u32 raw_intr, rx_msg_intr;
> -
> - rx_msg_intr = REG_READ(ah, AR_MCI_INTERRUPT_RX_MSG_RAW);
> - raw_intr = REG_READ(ah, AR_MCI_INTERRUPT_RAW);
> -
> - if ((raw_intr == 0xdeadbeef) || (rx_msg_intr == 0xdeadbeef))
> - ath_dbg(common, MCI,
> - "MCI gets 0xdeadbeef during MCI int
> processing new raw_intr=0x%08x, new rx_msg_raw=0x%08x, raw_intr=0x%08x,
> rx_msg_raw=0x%08x\n",
> - raw_intr, rx_msg_intr, mci->raw_intr,
> - mci->rx_msg_intr);
> - else {
> - mci->rx_msg_intr |= rx_msg_intr;
> - mci->raw_intr |= raw_intr;
> - *masked |= ATH9K_INT_MCI;
> -
> - if (rx_msg_intr & AR_MCI_INTERRUPT_RX_MSG_CONT_INFO)
> - mci->cont_status =
> - REG_READ(ah, AR_MCI_CONT_STATUS);
> -
> - REG_WRITE(ah, AR_MCI_INTERRUPT_RX_MSG_RAW,
> rx_msg_intr);
> - REG_WRITE(ah, AR_MCI_INTERRUPT_RAW, raw_intr);
> - ath_dbg(common, MCI, "AR_INTR_SYNC_MCI\n");
> -
> - }
> - }
> + if (async_cause & AR_INTR_ASYNC_MASK_MCI)
> + ar9003_mci_get_isr(ah, masked);
>
> if (sync_cause) {
> if (sync_cause & AR_INTR_SYNC_RADM_CPL_TIMEOUT) {
> diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c
> b/drivers/net/wireless/ath/ath9k/ar9003_mci.c
> index f910bae..118e774 100644
> --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c
> +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c
> @@ -412,6 +412,31 @@ void ar9003_mci_get_interrupt(struct ath_hw *ah, u32
> *raw_intr,
> }
> EXPORT_SYMBOL(ar9003_mci_get_interrupt);
>
> +void ar9003_mci_get_isr(struct ath_hw *ah, enum ath9k_int *masked)
> +{
> + struct ath_common *common = ath9k_hw_common(ah);
> + struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci;
> + u32 raw_intr, rx_msg_intr;
> +
> + rx_msg_intr = REG_READ(ah, AR_MCI_INTERRUPT_RX_MSG_RAW);
> + raw_intr = REG_READ(ah, AR_MCI_INTERRUPT_RAW);
> +
> + if ((raw_intr == 0xdeadbeef) || (rx_msg_intr == 0xdeadbeef)) {
> + ath_dbg(common, MCI,
> + "MCI gets 0xdeadbeef during int processing\n");
> + } else {
> + mci->rx_msg_intr |= rx_msg_intr;
> + mci->raw_intr |= raw_intr;
> + *masked |= ATH9K_INT_MCI;
> +
> + if (rx_msg_intr & AR_MCI_INTERRUPT_RX_MSG_CONT_INFO)
> + mci->cont_status = REG_READ(ah, AR_MCI_CONT_STATUS);
> +
> + REG_WRITE(ah, AR_MCI_INTERRUPT_RX_MSG_RAW, rx_msg_intr);
> + REG_WRITE(ah, AR_MCI_INTERRUPT_RAW, raw_intr);
> + }
> +}
> +
> void ar9003_mci_2g5g_changed(struct ath_hw *ah, bool is_2g)
> {
> struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci;
> diff --git a/drivers/net/wireless/ath/ath9k/hw.h
> b/drivers/net/wireless/ath/ath9k/hw.h
> index 6a29004..ebc32d0 100644
> --- a/drivers/net/wireless/ath/ath9k/hw.h
> +++ b/drivers/net/wireless/ath/ath9k/hw.h
> @@ -1231,6 +1231,7 @@ void ar9003_mci_send_lna_transfer(struct ath_hw *ah,
> bool wait_done);
> void ar9003_mci_sync_bt_state(struct ath_hw *ah);
> void ar9003_mci_get_interrupt(struct ath_hw *ah, u32 *raw_intr,
> u32 *rx_msg_intr);
> +void ar9003_mci_get_isr(struct ath_hw *ah, enum ath9k_int *masked);
>
> #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
> static inline enum ath_btcoex_scheme
> --
> 1.7.9.1
>
>
thanks for making it easy to read!
--
thanks,
shafi
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