diff options
Diffstat (limited to 'arch/mips/jz4740/gpio.c')
| -rw-r--r-- | arch/mips/jz4740/gpio.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/arch/mips/jz4740/gpio.c b/arch/mips/jz4740/gpio.c index 9bb0770fa76e..bd2fc29b95e0 100644 --- a/arch/mips/jz4740/gpio.c +++ b/arch/mips/jz4740/gpio.c @@ -347,22 +347,14 @@ static void jz_gpio_irq_unmask(struct irq_data *data) /* TODO: Check if function is gpio */ static unsigned int jz_gpio_irq_startup(struct irq_data *data) { - struct irq_desc *desc = irq_to_desc(data->irq); - jz_gpio_set_irq_bit(data, JZ_REG_GPIO_SELECT_SET); - - desc->status &= ~IRQ_MASKED; jz_gpio_irq_unmask(data); - return 0; } static void jz_gpio_irq_shutdown(struct irq_data *data) { - struct irq_desc *desc = irq_to_desc(data->irq); - jz_gpio_irq_mask(data); - desc->status |= IRQ_MASKED; /* Set direction to input */ jz_gpio_set_irq_bit(data, JZ_REG_GPIO_DIRECTION_CLEAR); @@ -377,11 +369,8 @@ static void jz_gpio_irq_ack(struct irq_data *data) static int jz_gpio_irq_set_type(struct irq_data *data, unsigned int flow_type) { struct jz_gpio_chip *chip = irq_to_jz_gpio_chip(data); - struct irq_desc *desc = irq_to_desc(data->irq); unsigned int irq = data->irq; - jz_gpio_irq_mask(data); - if (flow_type == IRQ_TYPE_EDGE_BOTH) { uint32_t value = readl(chip->base + JZ_REG_GPIO_PIN); if (value & IRQ_TO_BIT(irq)) @@ -414,9 +403,6 @@ static int jz_gpio_irq_set_type(struct irq_data *data, unsigned int flow_type) return -EINVAL; } - if (!(desc->status & IRQ_MASKED)) - jz_gpio_irq_unmask(data); - return 0; } @@ -443,6 +429,7 @@ static struct irq_chip jz_gpio_irq_chip = { .irq_shutdown = jz_gpio_irq_shutdown, .irq_set_type = jz_gpio_irq_set_type, .irq_set_wake = jz_gpio_irq_set_wake, + .flags = IRQCHIP_SET_TYPE_MASKED, }; /* @@ -527,7 +514,7 @@ static int jz4740_gpio_chip_init(struct jz_gpio_chip *chip, unsigned int id) set_irq_chained_handler(chip->irq, jz_gpio_irq_demux_handler); for (irq = chip->irq_base; irq < chip->irq_base + chip->gpio_chip.ngpio; ++irq) { - lockdep_set_class(&irq_desc[irq].lock, &gpio_lock_class); + irq_set_lockdep_class(irq, &gpio_lock_class); set_irq_chip_data(irq, chip); set_irq_chip_and_handler(irq, &jz_gpio_irq_chip, handle_level_irq); |