diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2011-03-24 11:35:19 (GMT) |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2011-03-29 12:47:53 (GMT) |
commit | e83bbb115e3afc87bdb1d375d33bcfe910920002 (patch) | |
tree | cf66c8b78441c89d121bb1e930fe9db5718ba10e /arch/arm/plat-orion/gpio.c | |
parent | cf8d1581c46254d286c51d12154196f7b94c46d2 (diff) | |
download | linux-fsl-qoriq-e83bbb115e3afc87bdb1d375d33bcfe910920002.tar.xz |
arm: Cleanup irq_desc access
Use the proper wrappers and use the flow type in irq_data.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/arm/plat-orion/gpio.c')
-rw-r--r-- | arch/arm/plat-orion/gpio.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c index 078894b..222327b 100644 --- a/arch/arm/plat-orion/gpio.c +++ b/arch/arm/plat-orion/gpio.c @@ -324,9 +324,8 @@ EXPORT_SYMBOL(orion_gpio_set_blink); static void gpio_irq_ack(struct irq_data *d) { struct orion_gpio_chip *ochip = irq_data_get_irq_chip_data(d); - int type; + int type = irqd_get_trigger_type(d); - type = irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK; if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) { int pin = d->irq - ochip->secondary_irq_base; @@ -337,11 +336,10 @@ static void gpio_irq_ack(struct irq_data *d) static void gpio_irq_mask(struct irq_data *d) { struct orion_gpio_chip *ochip = irq_data_get_irq_chip_data(d); - int type; + int type = irqd_get_trigger_type(d); void __iomem *reg; int pin; - type = irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK; if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) reg = GPIO_EDGE_MASK(ochip); else @@ -355,11 +353,10 @@ static void gpio_irq_mask(struct irq_data *d) static void gpio_irq_unmask(struct irq_data *d) { struct orion_gpio_chip *ochip = irq_data_get_irq_chip_data(d); - int type; + int type = irqd_get_trigger_type(d); void __iomem *reg; int pin; - type = irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK; if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) reg = GPIO_EDGE_MASK(ochip); else @@ -389,9 +386,9 @@ static int gpio_irq_set_type(struct irq_data *d, u32 type) * Set edge/level type. */ if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) { - set_irq_handler(d->irq, handle_edge_irq); + __irq_set_handler_locked(d->irq, handle_edge_irq); } else if (type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) { - set_irq_handler(d->irq, handle_level_irq); + __irq_set_handler_locked(d->irq, handle_level_irq); } else { printk(KERN_ERR "failed to set irq=%d (type=%d)\n", d->irq, type); @@ -480,7 +477,7 @@ void __init orion_gpio_init(int gpio_base, int ngpio, set_irq_chip(irq, &orion_gpio_irq_chip); set_irq_handler(irq, handle_level_irq); set_irq_chip_data(irq, ochip); - irq_desc[irq].status |= IRQ_LEVEL; + irq_set_status_flags(irq, IRQ_LEVEL); set_irq_flags(irq, IRQF_VALID); } } @@ -488,7 +485,7 @@ void __init orion_gpio_init(int gpio_base, int ngpio, void orion_gpio_irq_handler(int pinoff) { struct orion_gpio_chip *ochip; - u32 cause; + u32 cause, type; int i; ochip = orion_gpio_chip_find(pinoff); @@ -500,15 +497,14 @@ void orion_gpio_irq_handler(int pinoff) for (i = 0; i < ochip->chip.ngpio; i++) { int irq; - struct irq_desc *desc; irq = ochip->secondary_irq_base + i; if (!(cause & (1 << i))) continue; - desc = irq_desc + irq; - if ((desc->status & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) { + type = irqd_get_trigger_type(irq_get_irq_data(irq)); + if ((type & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) { /* Swap polarity (race with GPIO line) */ u32 polarity; @@ -516,7 +512,6 @@ void orion_gpio_irq_handler(int pinoff) polarity ^= 1 << i; writel(polarity, GPIO_IN_POL(ochip)); } - - desc_handle_irq(irq, desc); + generic_handle_irq(irq); } } |