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Commit 78b1775b authored by Sujith Manoharan's avatar Sujith Manoharan Committed by John W. Linville
Browse files

ath9k: Use a helper routine for MCI/FTP tuning 



Signed-off-by: default avatarSujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent dfae7143

drivers/net/wireless/ath/ath9k/gpio.c

+21 −12
Original line number Diff line number Diff line
@@ -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);