From 7a03414686d8e01c660bf69df22cafcfd2753626 Mon Sep 17 00:00:00 2001 From: Rajkumar Manoharan Date: Wed, 12 Sep 2012 18:59:24 +0530 Subject: [PATCH] ath9k: fix queuing MCI work twice Right now MCI work is being queued twice by profile and status updation. Queue MCI work once when it is needed. Signed-off-by: Rajkumar Manoharan Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/mci.c | 30 ++++++++++++++++------------ 1 file changed, 17 insertions(+), 13 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c index fa859e3fbc2..8f51e9e358f 100644 --- a/drivers/net/wireless/ath/ath9k/mci.c +++ b/drivers/net/wireless/ath/ath9k/mci.c @@ -250,8 +250,8 @@ static void ath9k_mci_work(struct work_struct *work) ath_mci_update_scheme(sc); } -static void ath_mci_process_profile(struct ath_softc *sc, - struct ath_mci_profile_info *info) +static u8 ath_mci_process_profile(struct ath_softc *sc, + struct ath_mci_profile_info *info) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_btcoex *btcoex = &sc->btcoex; @@ -277,15 +277,15 @@ static void ath_mci_process_profile(struct ath_softc *sc, if (info->start) { if (!entry && !ath_mci_add_profile(common, mci, info)) - return; + return 0; } else ath_mci_del_profile(common, mci, entry); - ieee80211_queue_work(sc->hw, &sc->mci_work); + return 1; } -static void ath_mci_process_status(struct ath_softc *sc, - struct ath_mci_profile_status *status) +static u8 ath_mci_process_status(struct ath_softc *sc, + struct ath_mci_profile_status *status) { struct ath_btcoex *btcoex = &sc->btcoex; struct ath_mci_profile *mci = &btcoex->mci; @@ -294,14 +294,14 @@ static void ath_mci_process_status(struct ath_softc *sc, /* Link status type are not handled */ if (status->is_link) - return; + return 0; info.conn_handle = status->conn_handle; if (ath_mci_find_profile(mci, &info)) - return; + return 0; if (status->conn_handle >= ATH_MCI_MAX_PROFILE) - return; + return 0; if (status->is_critical) __set_bit(status->conn_handle, mci->status); @@ -315,7 +315,9 @@ static void ath_mci_process_status(struct ath_softc *sc, } while (++i < ATH_MCI_MAX_PROFILE); if (old_num_mgmt != mci->num_mgmt) - ieee80211_queue_work(sc->hw, &sc->mci_work); + return 1; + + return 0; } static void ath_mci_msg(struct ath_softc *sc, u8 opcode, u8 *rx_payload) @@ -324,7 +326,7 @@ static void ath_mci_msg(struct ath_softc *sc, u8 opcode, u8 *rx_payload) struct ath_mci_profile_info profile_info; struct ath_mci_profile_status profile_status; struct ath_common *common = ath9k_hw_common(sc->sc_ah); - u8 major, minor; + u8 major, minor, update_scheme = 0; u32 seq_num; if (ar9003_mci_state(ah, MCI_STATE_NEED_FLUSH_BT_INFO) && @@ -359,7 +361,7 @@ static void ath_mci_msg(struct ath_softc *sc, u8 opcode, u8 *rx_payload) break; } - ath_mci_process_profile(sc, &profile_info); + update_scheme += ath_mci_process_profile(sc, &profile_info); break; case MCI_GPM_COEX_BT_STATUS_UPDATE: profile_status.is_link = *(rx_payload + @@ -375,12 +377,14 @@ static void ath_mci_msg(struct ath_softc *sc, u8 opcode, u8 *rx_payload) profile_status.is_link, profile_status.conn_handle, profile_status.is_critical, seq_num); - ath_mci_process_status(sc, &profile_status); + update_scheme += ath_mci_process_status(sc, &profile_status); break; default: ath_dbg(common, MCI, "Unknown GPM COEX message = 0x%02x\n", opcode); break; } + if (update_scheme) + ieee80211_queue_work(sc->hw, &sc->mci_work); } int ath_mci_setup(struct ath_softc *sc) -- 2.46.0