Merge branch 'drm-nouveau-next' of git://git.freedesktop.org/git/nouveau/linux-2...

[pandora-kernel.git] / arch / arm / mach-pxa / irq.c

diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c
index 54e91c9..2693e3c 100644 (file)
--- a/arch/arm/mach-pxa/irq.c
+++ b/arch/arm/mach-pxa/irq.c
@@ -53,37 +53,48 @@ static inline int cpu_has_ipr(void)
        return !cpu_is_pxa25x();
 }
 
-static void pxa_mask_irq(unsigned int irq)
+static inline void __iomem *irq_base(int i)
+{
+       static unsigned long phys_base[] = {
+               0x40d00000,
+               0x40d0009c,
+               0x40d00130,
+       };
+
+       return (void __iomem *)io_p2v(phys_base[i]);
+}
+
+static void pxa_mask_irq(struct irq_data *d)
 {
-       void __iomem *base = get_irq_chip_data(irq);
+       void __iomem *base = irq_data_get_irq_chip_data(d);
        uint32_t icmr = __raw_readl(base + ICMR);
 
-       icmr &= ~(1 << IRQ_BIT(irq));
+       icmr &= ~(1 << IRQ_BIT(d->irq));
        __raw_writel(icmr, base + ICMR);
 }
 
-static void pxa_unmask_irq(unsigned int irq)
+static void pxa_unmask_irq(struct irq_data *d)
 {
-       void __iomem *base = get_irq_chip_data(irq);
+       void __iomem *base = irq_data_get_irq_chip_data(d);
        uint32_t icmr = __raw_readl(base + ICMR);
 
-       icmr |= 1 << IRQ_BIT(irq);
+       icmr |= 1 << IRQ_BIT(d->irq);
        __raw_writel(icmr, base + ICMR);
 }
 
 static struct irq_chip pxa_internal_irq_chip = {
        .name           = "SC",
-       .ack            = pxa_mask_irq,
-       .mask           = pxa_mask_irq,
-       .unmask         = pxa_unmask_irq,
+       .irq_ack        = pxa_mask_irq,
+       .irq_mask       = pxa_mask_irq,
+       .irq_unmask     = pxa_unmask_irq,
 };
 
 /*
  * GPIO IRQs for GPIO 0 and 1
  */
-static int pxa_set_low_gpio_type(unsigned int irq, unsigned int type)
+static int pxa_set_low_gpio_type(struct irq_data *d, unsigned int type)
 {
-       int gpio = irq - IRQ_GPIO0;
+       int gpio = d->irq - IRQ_GPIO0;
 
        if (__gpio_is_occupied(gpio)) {
                pr_err("%s failed: GPIO is configured\n", __func__);
@@ -103,31 +114,17 @@ static int pxa_set_low_gpio_type(unsigned int irq, unsigned int type)
        return 0;
 }
 
-static void pxa_ack_low_gpio(unsigned int irq)
-{
-       GEDR0 = (1 << (irq - IRQ_GPIO0));
-}
-
-static void pxa_mask_low_gpio(unsigned int irq)
-{
-       struct irq_desc *desc = irq_to_desc(irq);
-
-       desc->chip->mask(irq);
-}
-
-static void pxa_unmask_low_gpio(unsigned int irq)
+static void pxa_ack_low_gpio(struct irq_data *d)
 {
-       struct irq_desc *desc = irq_to_desc(irq);
-
-       desc->chip->unmask(irq);
+       GEDR0 = (1 << (d->irq - IRQ_GPIO0));
 }
 
 static struct irq_chip pxa_low_gpio_chip = {
        .name           = "GPIO-l",
-       .ack            = pxa_ack_low_gpio,
-       .mask           = pxa_mask_low_gpio,
-       .unmask         = pxa_unmask_low_gpio,
-       .set_type       = pxa_set_low_gpio_type,
+       .irq_ack        = pxa_ack_low_gpio,
+       .irq_mask       = pxa_mask_irq,
+       .irq_unmask     = pxa_unmask_irq,
+       .irq_set_type   = pxa_set_low_gpio_type,
 };
 
 static void __init pxa_init_low_gpio_irq(set_wake_t fn)
@@ -141,22 +138,12 @@ static void __init pxa_init_low_gpio_irq(set_wake_t fn)
 
        for (irq = IRQ_GPIO0; irq <= IRQ_GPIO1; irq++) {
                set_irq_chip(irq, &pxa_low_gpio_chip);
+               set_irq_chip_data(irq, irq_base(0));
                set_irq_handler(irq, handle_edge_irq);
                set_irq_flags(irq, IRQF_VALID);
        }
 
-       pxa_low_gpio_chip.set_wake = fn;
-}
-
-static inline void __iomem *irq_base(int i)
-{
-       static unsigned long phys_base[] = {
-               0x40d00000,
-               0x40d0009c,
-               0x40d00130,
-       };
-
-       return (void __iomem *)io_p2v(phys_base[i >> 5]);
+       pxa_low_gpio_chip.irq_set_wake = fn;
 }
 
 void __init pxa_init_irq(int irq_nr, set_wake_t fn)
@@ -168,7 +155,7 @@ void __init pxa_init_irq(int irq_nr, set_wake_t fn)
        pxa_internal_irq_nr = irq_nr;
 
        for (n = 0; n < irq_nr; n += 32) {
-               void __iomem *base = irq_base(n);
+               void __iomem *base = irq_base(n >> 5);
 
                __raw_writel(0, base + ICMR);   /* disable all IRQs */
                __raw_writel(0, base + ICLR);   /* all IRQs are IRQ, not FIQ */
@@ -188,7 +175,7 @@ void __init pxa_init_irq(int irq_nr, set_wake_t fn)
        /* only unmasked interrupts kick us out of idle */
        __raw_writel(1, irq_base(0) + ICCR);
 
-       pxa_internal_irq_chip.set_wake = fn;
+       pxa_internal_irq_chip.irq_set_wake = fn;
        pxa_init_low_gpio_irq(fn);
 }
 
@@ -200,7 +187,7 @@ static int pxa_irq_suspend(struct sys_device *dev, pm_message_t state)
 {
        int i;
 
-       for (i = 0; i < pxa_internal_irq_nr; i += 32) {
+       for (i = 0; i < pxa_internal_irq_nr / 32; i++) {
                void __iomem *base = irq_base(i);
 
                saved_icmr[i] = __raw_readl(base + ICMR);
@@ -219,14 +206,14 @@ static int pxa_irq_resume(struct sys_device *dev)
 {
        int i;
 
-       for (i = 0; i < pxa_internal_irq_nr; i += 32) {
+       for (i = 0; i < pxa_internal_irq_nr / 32; i++) {
                void __iomem *base = irq_base(i);
 
                __raw_writel(saved_icmr[i], base + ICMR);
                __raw_writel(0, base + ICLR);
        }
 
-       if (!cpu_is_pxa25x())
+       if (cpu_has_ipr())
                for (i = 0; i < pxa_internal_irq_nr; i++)
                        __raw_writel(saved_ipr[i], IRQ_BASE + IPR(i));