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wl1251: Fix regression in IRQ loop handling

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In some cases, the IRQ loop handler could acknowledge an interrupt to
the chipset, but not service it.

Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Reviewed-by: Janne Ylalehto <janne.ylalehto@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: Kalle Valo <kalle.valo@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Juuso Oikarinen 2009-11-17 18:49:46 +02:00 committed by John W. Linville
parent a1590f2404
commit 79553f82c9
1 changed files with 4 additions and 2 deletions
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6
drivers/net/wireless/wl12xx/wl1251_main.c
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@ -308,9 +308,11 @@ static void wl1251_irq_work(struct work_struct *work)
wl1251_debug(DEBUG_IRQ,
"WL1251_ACX_INTR_INIT_COMPLETE");
intr = wl1251_reg_read32(wl, ACX_REG_INTERRUPT_CLEAR);
if (--ctr == 0)
break;
} while (intr && --ctr);
intr = wl1251_reg_read32(wl, ACX_REG_INTERRUPT_CLEAR);
} while (intr);
out_sleep:
wl1251_reg_write32(wl, ACX_REG_INTERRUPT_MASK, ~(wl->intr_mask));