diff options
Diffstat (limited to 'arch/arm/plat-s5p/irq-gpioint.c')
| -rw-r--r-- | arch/arm/plat-s5p/irq-gpioint.c | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/arch/arm/plat-s5p/irq-gpioint.c b/arch/arm/plat-s5p/irq-gpioint.c index 327ab9f662e8..1fdfaa4599ce 100644 --- a/arch/arm/plat-s5p/irq-gpioint.c +++ b/arch/arm/plat-s5p/irq-gpioint.c @@ -23,6 +23,8 @@ #include <plat/gpio-core.h> #include <plat/gpio-cfg.h> +#include <asm/mach/irq.h> + #define GPIO_BASE(chip) (((unsigned long)(chip)->base) & 0xFFFFF000u) #define CON_OFFSET 0x700 @@ -35,7 +37,7 @@ struct s5p_gpioint_bank { int start; int nr_groups; int irq; - struct s3c_gpio_chip **chips; + struct samsung_gpio_chip **chips; void (*handler)(unsigned int, struct irq_desc *); }; @@ -81,8 +83,11 @@ static void s5p_gpioint_handler(unsigned int irq, struct irq_desc *desc) int group, pend_offset, mask_offset; unsigned int pend, mask; + struct irq_chip *chip = irq_get_chip(irq); + chained_irq_enter(chip, desc); + for (group = 0; group < bank->nr_groups; group++) { - struct s3c_gpio_chip *chip = bank->chips[group]; + struct samsung_gpio_chip *chip = bank->chips[group]; if (!chip) continue; @@ -102,29 +107,31 @@ static void s5p_gpioint_handler(unsigned int irq, struct irq_desc *desc) pend &= ~BIT(offset); } } + chained_irq_exit(chip, desc); } -static __init int s5p_gpioint_add(struct s3c_gpio_chip *chip) +static __init int s5p_gpioint_add(struct samsung_gpio_chip *chip) { static int used_gpioint_groups = 0; int group = chip->group; - struct s5p_gpioint_bank *bank = NULL; + struct s5p_gpioint_bank *b, *bank = NULL; struct irq_chip_generic *gc; struct irq_chip_type *ct; if (used_gpioint_groups >= S5P_GPIOINT_GROUP_COUNT) return -ENOMEM; - list_for_each_entry(bank, &banks, list) { - if (group >= bank->start && - group < bank->start + bank->nr_groups) + list_for_each_entry(b, &banks, list) { + if (group >= b->start && group < b->start + b->nr_groups) { + bank = b; break; + } } if (!bank) return -EINVAL; if (!bank->handler) { - bank->chips = kzalloc(sizeof(struct s3c_gpio_chip *) * + bank->chips = kzalloc(sizeof(struct samsung_gpio_chip *) * bank->nr_groups, GFP_KERNEL); if (!bank->chips) return -ENOMEM; @@ -156,9 +163,9 @@ static __init int s5p_gpioint_add(struct s3c_gpio_chip *chip) ct->chip.irq_mask = irq_gc_mask_set_bit; ct->chip.irq_unmask = irq_gc_mask_clr_bit; ct->chip.irq_set_type = s5p_gpioint_set_type, - ct->regs.ack = PEND_OFFSET + REG_OFFSET(chip->group); - ct->regs.mask = MASK_OFFSET + REG_OFFSET(chip->group); - ct->regs.type = CON_OFFSET + REG_OFFSET(chip->group); + ct->regs.ack = PEND_OFFSET + REG_OFFSET(group - bank->start); + ct->regs.mask = MASK_OFFSET + REG_OFFSET(group - bank->start); + ct->regs.type = CON_OFFSET + REG_OFFSET(group - bank->start); irq_setup_generic_chip(gc, IRQ_MSK(chip->chip.ngpio), IRQ_GC_INIT_MASK_CACHE, IRQ_NOREQUEST | IRQ_NOPROBE, 0); @@ -167,7 +174,7 @@ static __init int s5p_gpioint_add(struct s3c_gpio_chip *chip) int __init s5p_register_gpio_interrupt(int pin) { - struct s3c_gpio_chip *my_chip = s3c_gpiolib_getchip(pin); + struct samsung_gpio_chip *my_chip = samsung_gpiolib_getchip(pin); int offset, group; int ret; |