diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2011-09-20 10:50:15 +0200 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2011-09-20 11:31:58 -0600 |
| commit | 479a0c7eee68243ad9915a9ccc217a35c4e5e0e2 (patch) | |
| tree | 66f244a55f27d51b0c5e89b29337ab9e97196869 /drivers/gpio/gpio-nomadik.c | |
| parent | 3c0227d262a5835849c68eb8328db016caad6085 (diff) | |
| download | op-kernel-dev-479a0c7eee68243ad9915a9ccc217a35c4e5e0e2.zip op-kernel-dev-479a0c7eee68243ad9915a9ccc217a35c4e5e0e2.tar.gz | |
gpio/nomadik: use genirq core to track enablement
Currently the Nomadik GPIO driver tracks enabled/disabled interrupt
status with a local variable, switch to using the interrupt core.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'drivers/gpio/gpio-nomadik.c')
| -rw-r--r-- | drivers/gpio/gpio-nomadik.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/gpio/gpio-nomadik.c b/drivers/gpio/gpio-nomadik.c index 97e9be9..0b7ec12 100644 --- a/drivers/gpio/gpio-nomadik.c +++ b/drivers/gpio/gpio-nomadik.c @@ -58,7 +58,6 @@ struct nmk_gpio_chip { u32 rwimsc; u32 fwimsc; u32 slpm; - u32 enabled; u32 pull_up; }; @@ -605,11 +604,6 @@ static int nmk_gpio_irq_maskunmask(struct irq_data *d, bool enable) if (!nmk_chip) return -EINVAL; - if (enable) - nmk_chip->enabled |= bitmask; - else - nmk_chip->enabled &= ~bitmask; - clk_enable(nmk_chip->clk); spin_lock_irqsave(&nmk_gpio_slpm_lock, flags); spin_lock(&nmk_chip->lock); @@ -653,7 +647,7 @@ static int nmk_gpio_irq_set_wake(struct irq_data *d, unsigned int on) spin_lock_irqsave(&nmk_gpio_slpm_lock, flags); spin_lock(&nmk_chip->lock); - if (!(nmk_chip->enabled & bitmask)) + if (irqd_irq_disabled(d)) __nmk_gpio_set_wake(nmk_chip, gpio, on); if (on) @@ -670,7 +664,7 @@ static int nmk_gpio_irq_set_wake(struct irq_data *d, unsigned int on) static int nmk_gpio_irq_set_type(struct irq_data *d, unsigned int type) { - bool enabled; + bool enabled = !irqd_irq_disabled(d); bool wake = irqd_is_wakeup_set(d); int gpio; struct nmk_gpio_chip *nmk_chip; @@ -691,7 +685,6 @@ static int nmk_gpio_irq_set_type(struct irq_data *d, unsigned int type) clk_enable(nmk_chip->clk); spin_lock_irqsave(&nmk_chip->lock, flags); - enabled = !!(nmk_chip->enabled & bitmask); if (enabled) __nmk_gpio_irq_modify(nmk_chip, gpio, NORMAL, false); |
