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ath5k: Fix reset and interrupts for AHB type of devices.

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On WiSoc we cannot access mac register before it is resetted.
It will crash hardware otherwise.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@neratec.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau
2010-12-02 10:27:21 +01:00
committed by John W. Linville
parent a0b907ee2a
commit 4cebb34caa
2 changed files with 97 additions and 13 deletions
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drivers/net/wireless/ath/ath5k/base.c
+6 -1
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@@ -2148,7 +2148,8 @@ ath5k_intr(int irq, void *dev_id)
unsigned int counter = 1000;
if (unlikely(test_bit(ATH_STAT_INVALID, sc->status) ||
!ath5k_hw_is_intr_pending(ah)))
((ath5k_get_bus_type(ah) != ATH_AHB) &&
!ath5k_hw_is_intr_pending(ah))))
return IRQ_NONE;
do {
@@ -2214,6 +2215,10 @@ ath5k_intr(int irq, void *dev_id)
tasklet_schedule(&sc->rf_kill.toggleq);
}
if (ath5k_get_bus_type(ah) == ATH_AHB)
break;
} while (ath5k_hw_is_intr_pending(ah) && --counter > 0);
if (unlikely(!counter))