ath9k: add another fix for some rx/tx dma stop issues, refresh patches
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 46008
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3 changed files with 35 additions and 4 deletions
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@ -0,0 +1,31 @@
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From: Felix Fietkau <nbd@openwrt.org>
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Date: Sun, 7 Jun 2015 13:53:35 +0200
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Subject: [PATCH] ath9k: force rx_clear when disabling rx
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This makes stopping Rx more reliable and should reduce the frequency of
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Rx related DMA stop warnings
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Cc: stable@vger.kernel.org
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Signed-off-by: Felix Fietkau <nbd@openwrt.org>
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---
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--- a/drivers/net/wireless/ath/ath9k/mac.c
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+++ b/drivers/net/wireless/ath/ath9k/mac.c
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@@ -677,13 +677,15 @@ void ath9k_hw_startpcureceive(struct ath
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ath9k_ani_reset(ah, is_scanning);
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- REG_CLR_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT));
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+ REG_CLR_BIT(ah, AR_DIAG_SW,
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+ AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT | AR_DIAG_FORCE_RX_CLEAR);
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}
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EXPORT_SYMBOL(ath9k_hw_startpcureceive);
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void ath9k_hw_abortpcurecv(struct ath_hw *ah)
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{
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- REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_ABORT | AR_DIAG_RX_DIS);
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+ REG_SET_BIT(ah, AR_DIAG_SW,
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+ AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT | AR_DIAG_FORCE_RX_CLEAR);
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ath9k_hw_disable_mib_counters(ah);
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}
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@ -1,6 +1,6 @@
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--- a/drivers/net/wireless/ath/ath9k/mac.c
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--- a/drivers/net/wireless/ath/ath9k/mac.c
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+++ b/drivers/net/wireless/ath/ath9k/mac.c
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+++ b/drivers/net/wireless/ath/ath9k/mac.c
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@@ -693,7 +693,7 @@ bool ath9k_hw_stopdmarecv(struct ath_hw
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@@ -695,7 +695,7 @@ bool ath9k_hw_stopdmarecv(struct ath_hw
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{
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{
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#define AH_RX_STOP_DMA_TIMEOUT 10000 /* usec */
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#define AH_RX_STOP_DMA_TIMEOUT 10000 /* usec */
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struct ath_common *common = ath9k_hw_common(ah);
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struct ath_common *common = ath9k_hw_common(ah);
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@ -9,7 +9,7 @@
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int i;
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int i;
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/* Enable access to the DMA observation bus */
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/* Enable access to the DMA observation bus */
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@@ -723,6 +723,16 @@ bool ath9k_hw_stopdmarecv(struct ath_hw
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@@ -725,6 +725,16 @@ bool ath9k_hw_stopdmarecv(struct ath_hw
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}
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}
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if (i == 0) {
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if (i == 0) {
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@ -99,7 +99,7 @@
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};
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};
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/* Hard-reset the chip. Do not call this directly.
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/* Hard-reset the chip. Do not call this directly.
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@@ -5538,6 +5578,8 @@ static int b43_one_core_attach(struct b4
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@@ -5542,6 +5582,8 @@ static int b43_one_core_attach(struct b4
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if (!wldev)
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if (!wldev)
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goto out;
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goto out;
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@ -108,7 +108,7 @@
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wldev->use_pio = b43_modparam_pio;
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wldev->use_pio = b43_modparam_pio;
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wldev->dev = dev;
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wldev->dev = dev;
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wldev->wl = wl;
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wldev->wl = wl;
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@@ -5628,6 +5670,9 @@ static struct b43_wl *b43_wireless_init(
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@@ -5632,6 +5674,9 @@ static struct b43_wl *b43_wireless_init(
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hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
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hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
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