diff options
| author | David S. Miller <davem@davemloft.net> | 2009-05-18 21:08:20 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-05-18 21:08:20 -0700 |
| commit | bb803cfbecb03a0cf8dc7e1864f18dda6631af00 (patch) | |
| tree | 6c0989693bea6f50cfa5c6bb14f52ec19668def3 /arch/arm/plat-omap/gpio.c | |
| parent | 3878fb6fdbceecca20b15748f807340854220f06 (diff) | |
| parent | 511e11e396dc596825ce04d53d7f6d579404bc01 (diff) | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/scsi/fcoe/fcoe.c
Diffstat (limited to 'arch/arm/plat-omap/gpio.c')
| -rw-r--r-- | arch/arm/plat-omap/gpio.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c index d3fa41e3d8c..17d7afe42b8 100644 --- a/arch/arm/plat-omap/gpio.c +++ b/arch/arm/plat-omap/gpio.c @@ -758,8 +758,12 @@ static void _clear_gpio_irqbank(struct gpio_bank *bank, int gpio_mask) /* Workaround for clearing DSP GPIO interrupts to allow retention */ #if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) + reg = bank->base + OMAP24XX_GPIO_IRQSTATUS2; if (cpu_is_omap24xx() || cpu_is_omap34xx()) - __raw_writel(gpio_mask, bank->base + OMAP24XX_GPIO_IRQSTATUS2); + __raw_writel(gpio_mask, reg); + + /* Flush posted write for the irq status to avoid spurious interrupts */ + __raw_readl(reg); #endif } @@ -921,13 +925,10 @@ static int _set_gpio_wakeup(struct gpio_bank *bank, int gpio, int enable) case METHOD_MPUIO: case METHOD_GPIO_1610: spin_lock_irqsave(&bank->lock, flags); - if (enable) { + if (enable) bank->suspend_wakeup |= (1 << gpio); - enable_irq_wake(bank->irq); - } else { - disable_irq_wake(bank->irq); + else bank->suspend_wakeup &= ~(1 << gpio); - } spin_unlock_irqrestore(&bank->lock, flags); return 0; #endif @@ -940,13 +941,10 @@ static int _set_gpio_wakeup(struct gpio_bank *bank, int gpio, int enable) return -EINVAL; } spin_lock_irqsave(&bank->lock, flags); - if (enable) { + if (enable) bank->suspend_wakeup |= (1 << gpio); - enable_irq_wake(bank->irq); - } else { - disable_irq_wake(bank->irq); + else bank->suspend_wakeup &= ~(1 << gpio); - } spin_unlock_irqrestore(&bank->lock, flags); return 0; #endif |