From: Sujith Manoharan <c_manoha@qti.qualcomm.com>
To: <linville@tuxdriver.com>
Cc: <linux-wireless@vger.kernel.org>
Subject: [PATCH 1/2] ath9k: Use a helper routine for MCI/FTP tuning
Date: Sun, 30 Sep 2012 09:03:20 +0530 [thread overview]
Message-ID: <20583.48512.616654.53958@gargle.gargle.HOWL> (raw)
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
---
drivers/net/wireless/ath/ath9k/gpio.c | 33 +++++++++++++++++++++------------
1 file changed, 21 insertions(+), 12 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c
index d9ed141..334c98d 100644
--- a/drivers/net/wireless/ath/ath9k/gpio.c
+++ b/drivers/net/wireless/ath/ath9k/gpio.c
@@ -187,6 +187,25 @@ static void ath9k_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer)
}
}
+static void ath_mci_ftp_adjust(struct ath_softc *sc)
+{
+ struct ath_btcoex *btcoex = &sc->btcoex;
+ struct ath_mci_profile *mci = &btcoex->mci;
+ struct ath_hw *ah = sc->sc_ah;
+
+ btcoex->bt_wait_time += btcoex->btcoex_period;
+ if (btcoex->bt_wait_time > ATH_BTCOEX_RX_WAIT_TIME) {
+ if (ar9003_mci_state(ah, MCI_STATE_NEED_FTP_STOMP) &&
+ (mci->num_pan || mci->num_other_acl))
+ ah->btcoex_hw.mci.stomp_ftp =
+ (sc->rx.num_pkts < ATH_BTCOEX_STOMP_FTP_THRESH);
+ else
+ ah->btcoex_hw.mci.stomp_ftp = false;
+ btcoex->bt_wait_time = 0;
+ sc->rx.num_pkts = 0;
+ }
+}
+
/*
* This is the master bt coex timer which runs for every
* 45ms, bt traffic will be given priority during 55% of this
@@ -197,7 +216,6 @@ static void ath_btcoex_period_timer(unsigned long data)
struct ath_softc *sc = (struct ath_softc *) data;
struct ath_hw *ah = sc->sc_ah;
struct ath_btcoex *btcoex = &sc->btcoex;
- struct ath_mci_profile *mci = &btcoex->mci;
u32 timer_period;
bool is_btscan;
unsigned long flags;
@@ -214,17 +232,8 @@ static void ath_btcoex_period_timer(unsigned long data)
ath_detect_bt_priority(sc);
is_btscan = test_bit(BT_OP_SCAN, &btcoex->op_flags);
- btcoex->bt_wait_time += btcoex->btcoex_period;
- if (btcoex->bt_wait_time > ATH_BTCOEX_RX_WAIT_TIME) {
- if (ar9003_mci_state(ah, MCI_STATE_NEED_FTP_STOMP) &&
- (mci->num_pan || mci->num_other_acl))
- ah->btcoex_hw.mci.stomp_ftp =
- (sc->rx.num_pkts < ATH_BTCOEX_STOMP_FTP_THRESH);
- else
- ah->btcoex_hw.mci.stomp_ftp = false;
- btcoex->bt_wait_time = 0;
- sc->rx.num_pkts = 0;
- }
+ if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI)
+ ath_mci_ftp_adjust(sc);
spin_lock_bh(&btcoex->btcoex_lock);
--
1.7.12.1
reply other threads:[~2012-09-30 3:33 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
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