diff options
| author |   Juuso Oikarinen <juuso.oikarinen@nokia.com> | 2009-11-17 18:49:46 +0200 |
|---|---|---|
| committer |   John W. Linville <linville@tuxdriver.com> | 2009-11-18 17:09:23 -0500 |
| commit | 79553f82c993ed511450748f01e16e4dccdc8c02 (patch) | |
| tree | 8bc278121451286657dc380069f74c99a0722e75 /drivers/net/wireless/wl12xx/wl1251_main.c | |
| parent | wl1251: Filter out unwanted events (diff) | |
| download | linux-dev-79553f82c993ed511450748f01e16e4dccdc8c02.tar.xz linux-dev-79553f82c993ed511450748f01e16e4dccdc8c02.zip | |
wl1251: Fix regression in IRQ loop handling
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>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/wireless/wl12xx/wl1251_main.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1251_main.c b/drivers/net/wireless/wl12xx/wl1251_main.c index dad010d114f8..2e1c10f9670a 100644 --- a/drivers/net/wireless/wl12xx/wl1251_main.c +++ b/drivers/net/wireless/wl12xx/wl1251_main.c @@ -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)); |