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authorRajkumar Manoharan <rmanohar@qca.qualcomm.com>2012-06-12 08:43:53 +0400
committerJohn W. Linville <linville@tuxdriver.com>2012-06-13 22:35:56 +0400
commit3c7992e33ab8d0c625a45ded11cc10d5b622bcd4 (patch)
tree3f09d4b57c3df556a5281704ffb86e199685df2f /drivers/net/wireless/ath/ath9k/mci.c
parentdfd0587a7d99d42cc2d608324991169494d2dbba (diff)
downloadlinux-3c7992e33ab8d0c625a45ded11cc10d5b622bcd4.tar.xz
ath9k: defer btcoex scheme update
As btcoex scheme updation might sleep, remove the function call from tasklet context and queue it up as a separate work. Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/mci.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/mci.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c
index 92d61cc0c8e5..e53df86dfce5 100644
--- a/drivers/net/wireless/ath/ath9k/mci.c
+++ b/drivers/net/wireless/ath/ath9k/mci.c
@@ -52,7 +52,7 @@ static bool ath_mci_add_profile(struct ath_common *common,
(info->type != MCI_GPM_COEX_PROFILE_VOICE))
return false;
- entry = kzalloc(sizeof(*entry), GFP_KERNEL);
+ entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
if (!entry)
return false;
@@ -219,6 +219,13 @@ static void ath_mci_cal_msg(struct ath_softc *sc, u8 opcode, u8 *rx_payload)
}
}
+static void ath9k_mci_work(struct work_struct *work)
+{
+ struct ath_softc *sc = container_of(work, struct ath_softc, mci_work);
+
+ ath_mci_update_scheme(sc);
+}
+
static void ath_mci_process_profile(struct ath_softc *sc,
struct ath_mci_profile_info *info)
{
@@ -249,7 +256,7 @@ static void ath_mci_process_profile(struct ath_softc *sc,
btcoex->duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE;
}
- ath_mci_update_scheme(sc);
+ ieee80211_queue_work(sc->hw, &sc->mci_work);
}
static void ath_mci_process_status(struct ath_softc *sc,
@@ -283,7 +290,7 @@ static void ath_mci_process_status(struct ath_softc *sc,
} while (++i < ATH_MCI_MAX_PROFILE);
if (old_num_mgmt != mci->num_mgmt)
- ath_mci_update_scheme(sc);
+ ieee80211_queue_work(sc->hw, &sc->mci_work);
}
static void ath_mci_msg(struct ath_softc *sc, u8 opcode, u8 *rx_payload)
@@ -377,6 +384,7 @@ int ath_mci_setup(struct ath_softc *sc)
mci->gpm_buf.bf_addr, (mci->gpm_buf.bf_len >> 4),
mci->sched_buf.bf_paddr);
+ INIT_WORK(&sc->mci_work, ath9k_mci_work);
ath_dbg(common, MCI, "MCI Initialized\n");
return 0;