diff options
| author |   Jiang Liu <jiang.liu@linux.intel.com> | 2015-06-04 12:13:16 +0800 |
|---|---|---|
| committer |   Linus Walleij <linus.walleij@linaro.org> | 2015-07-17 21:56:20 +0200 |
| commit | 5663bb27dec1a2bfaf9d92e3685834b91a36a5a3 (patch) | |
| tree | fc02f22a105589e6cdb552b890c1324b35260da2 /drivers/pinctrl/samsung/pinctrl-s3c24xx.c | |
| parent | pinctrl/samsung: Use irq_set_handler_locked() (diff) | |
| download | linux-dev-5663bb27dec1a2bfaf9d92e3685834b91a36a5a3.tar.xz linux-dev-5663bb27dec1a2bfaf9d92e3685834b91a36a5a3.zip | |
pinctrl: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc
Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
already have a pointer to corresponding irq_desc.
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/pinctrl/samsung/pinctrl-s3c24xx.c')
| -rw-r--r-- | drivers/pinctrl/samsung/pinctrl-s3c24xx.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/pinctrl/samsung/pinctrl-s3c24xx.c b/drivers/pinctrl/samsung/pinctrl-s3c24xx.c index 7a77eae60b83..5d7b6112fc7e 100644 --- a/drivers/pinctrl/samsung/pinctrl-s3c24xx.c +++ b/drivers/pinctrl/samsung/pinctrl-s3c24xx.c @@ -243,7 +243,7 @@ static struct irq_chip s3c2410_eint0_3_chip = { static void s3c2410_demux_eint0_3(unsigned int irq, struct irq_desc *desc) { struct irq_data *data = irq_desc_get_irq_data(desc); - struct s3c24xx_eint_data *eint_data = irq_get_handler_data(irq); + struct s3c24xx_eint_data *eint_data = irq_desc_get_handler_data(desc); unsigned int virq; /* the first 4 eints have a simple 1 to 1 mapping */ @@ -297,9 +297,9 @@ static struct irq_chip s3c2412_eint0_3_chip = { static void s3c2412_demux_eint0_3(unsigned int irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); + struct s3c24xx_eint_data *eint_data = irq_desc_get_handler_data(desc); struct irq_data *data = irq_desc_get_irq_data(desc); - struct s3c24xx_eint_data *eint_data = irq_get_handler_data(irq); + struct irq_chip *chip = irq_data_get_irq_chip(data); unsigned int virq; chained_irq_enter(chip, desc); @@ -357,11 +357,11 @@ static struct irq_chip s3c24xx_eint_chip = { .irq_set_type = s3c24xx_eint_type, }; -static inline void s3c24xx_demux_eint(unsigned int irq, struct irq_desc *desc, +static inline void s3c24xx_demux_eint(struct irq_desc *desc, u32 offset, u32 range) { - struct irq_chip *chip = irq_get_chip(irq); - struct s3c24xx_eint_data *data = irq_get_handler_data(irq); + struct s3c24xx_eint_data *data = irq_desc_get_handler_data(desc); + struct irq_chip *chip = irq_desc_get_irq_chip(desc); struct samsung_pinctrl_drv_data *d = data->drvdata; unsigned int pend, mask; @@ -374,7 +374,7 @@ static inline void s3c24xx_demux_eint(unsigned int irq, struct irq_desc *desc, pend &= range; while (pend) { - unsigned int virq; + unsigned int virq, irq; irq = __ffs(pend); pend &= ~(1 << irq); @@ -390,12 +390,12 @@ static inline void s3c24xx_demux_eint(unsigned int irq, struct irq_desc *desc, static void s3c24xx_demux_eint4_7(unsigned int irq, struct irq_desc *desc) { - s3c24xx_demux_eint(irq, desc, 0, 0xf0); + s3c24xx_demux_eint(desc, 0, 0xf0); } static void s3c24xx_demux_eint8_23(unsigned int irq, struct irq_desc *desc) { - s3c24xx_demux_eint(irq, desc, 8, 0xffff00); + s3c24xx_demux_eint(desc, 8, 0xffff00); } static irq_flow_handler_t s3c2410_eint_handlers[NUM_EINT_IRQ] = { |