This makes all the functions that use the shift slightly smaller, one instruction in most cases but more for ack() and maskack().
Signed-off-by: Mark Brown <[email protected]> --- arch/arm/mach-s3c64xx/irq-eint.c | 9 +++++---- 1 files changed, 5 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-s3c64xx/irq-eint.c b/arch/arm/mach-s3c64xx/irq-eint.c index 169ee29..2ead818 100644 --- a/arch/arm/mach-s3c64xx/irq-eint.c +++ b/arch/arm/mach-s3c64xx/irq-eint.c @@ -30,14 +30,14 @@ #include <plat/pm.h> #define eint_offset(irq) ((irq) - IRQ_EINT(0)) -#define eint_irq_to_bit(irq) (1 << eint_offset(irq)) +#define eint_irq_to_bit(irq) ((u32)(1 << eint_offset(irq))) static inline void s3c_irq_eint_mask(struct irq_data *data) { u32 mask; mask = __raw_readl(S3C64XX_EINT0MASK); - mask |= eint_irq_to_bit(data->irq); + mask |= (u32)data->chip_data; __raw_writel(mask, S3C64XX_EINT0MASK); } @@ -46,13 +46,13 @@ static void s3c_irq_eint_unmask(struct irq_data *data) u32 mask; mask = __raw_readl(S3C64XX_EINT0MASK); - mask &= ~eint_irq_to_bit(data->irq); + mask &= ~((u32)data->chip_data); __raw_writel(mask, S3C64XX_EINT0MASK); } static inline void s3c_irq_eint_ack(struct irq_data *data) { - __raw_writel(eint_irq_to_bit(data->irq), S3C64XX_EINT0PEND); + __raw_writel((u32)data->chip_data, S3C64XX_EINT0PEND); } static void s3c_irq_eint_maskack(struct irq_data *data) @@ -198,6 +198,7 @@ static int __init s3c64xx_init_irq_eint(void) for (irq = IRQ_EINT(0); irq <= IRQ_EINT(27); irq++) { set_irq_chip(irq, &s3c_irq_eint); + set_irq_chip_data(irq, (void *)eint_irq_to_bit(irq)); set_irq_handler(irq, handle_level_irq); set_irq_flags(irq, IRQF_VALID); } -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
