Merge branch 'upstream-davem' of master.kernel.org:/pub/scm/linux/kernel/git/linville...

[pandora-kernel.git] / arch / arm / common / locomo.c

diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index 181ef1e..ae21755 100644 (file)
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -60,6 +60,9 @@ struct locomo {
        unsigned int irq;
        spinlock_t lock;
        void __iomem *base;
+#ifdef CONFIG_PM
+       void *saved_state;
+#endif
 };
 
 struct locomo_dev_info {
@@ -163,12 +166,11 @@ static struct locomo_dev_info locomo_devices[] = {
 #define        LOCOMO_IRQ_LT_START     (IRQ_LOCOMO_LT)
 #define        LOCOMO_IRQ_SPI_START    (IRQ_LOCOMO_SPI_RFR)
 
-static void locomo_handler(unsigned int irq, struct irqdesc *desc,
-                       struct pt_regs *regs)
+static void locomo_handler(unsigned int irq, struct irq_desc *desc)
 {
        int req, i;
-       struct irqdesc *d;
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       struct irq_desc *d;
+       void __iomem *mapbase = get_irq_chip_data(irq);
 
        /* Acknowledge the parent IRQ */
        desc->chip->ack(irq);
@@ -182,7 +184,7 @@ static void locomo_handler(unsigned int irq, struct irqdesc *desc,
                d = irq_desc + irq;
                for (i = 0; i <= 3; i++, d++, irq++) {
                        if (req & (0x0100 << i)) {
-                               desc_handle_irq(irq, d, regs);
+                               desc_handle_irq(irq, d);
                        }
 
                }
@@ -195,7 +197,7 @@ static void locomo_ack_irq(unsigned int irq)
 
 static void locomo_mask_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_ICR);
        r &= ~(0x0010 << (irq - LOCOMO_IRQ_START));
@@ -204,7 +206,7 @@ static void locomo_mask_irq(unsigned int irq)
 
 static void locomo_unmask_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_ICR);
        r |= (0x0010 << (irq - LOCOMO_IRQ_START));
@@ -218,21 +220,20 @@ static struct irq_chip locomo_chip = {
        .unmask = locomo_unmask_irq,
 };
 
-static void locomo_key_handler(unsigned int irq, struct irqdesc *desc,
-                           struct pt_regs *regs)
+static void locomo_key_handler(unsigned int irq, struct irq_desc *desc)
 {
-       struct irqdesc *d;
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       struct irq_desc *d;
+       void __iomem *mapbase = get_irq_chip_data(irq);
 
        if (locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC) & 0x0001) {
                d = irq_desc + LOCOMO_IRQ_KEY_START;
-               desc_handle_irq(LOCOMO_IRQ_KEY_START, d, regs);
+               desc_handle_irq(LOCOMO_IRQ_KEY_START, d);
        }
 }
 
 static void locomo_key_ack_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
        r &= ~(0x0100 << (irq - LOCOMO_IRQ_KEY_START));
@@ -241,7 +242,7 @@ static void locomo_key_ack_irq(unsigned int irq)
 
 static void locomo_key_mask_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
        r &= ~(0x0010 << (irq - LOCOMO_IRQ_KEY_START));
@@ -250,7 +251,7 @@ static void locomo_key_mask_irq(unsigned int irq)
 
 static void locomo_key_unmask_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
        r |= (0x0010 << (irq - LOCOMO_IRQ_KEY_START));
@@ -264,12 +265,11 @@ static struct irq_chip locomo_key_chip = {
        .unmask = locomo_key_unmask_irq,
 };
 
-static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc,
-                            struct pt_regs *regs)
+static void locomo_gpio_handler(unsigned int irq, struct irq_desc *desc)
 {
        int req, i;
-       struct irqdesc *d;
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       struct irq_desc *d;
+       void __iomem *mapbase = get_irq_chip_data(irq);
 
        req =   locomo_readl(mapbase + LOCOMO_GIR) &
                locomo_readl(mapbase + LOCOMO_GPD) &
@@ -280,7 +280,7 @@ static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc,
                d = irq_desc + LOCOMO_IRQ_GPIO_START;
                for (i = 0; i <= 15; i++, irq++, d++) {
                        if (req & (0x0001 << i)) {
-                               desc_handle_irq(irq, d, regs);
+                               desc_handle_irq(irq, d);
                        }
                }
        }
@@ -288,7 +288,7 @@ static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc,
 
 static void locomo_gpio_ack_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_GWE);
        r |= (0x0001 << (irq - LOCOMO_IRQ_GPIO_START));
@@ -305,7 +305,7 @@ static void locomo_gpio_ack_irq(unsigned int irq)
 
 static void locomo_gpio_mask_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_GIE);
        r &= ~(0x0001 << (irq - LOCOMO_IRQ_GPIO_START));
@@ -314,7 +314,7 @@ static void locomo_gpio_mask_irq(unsigned int irq)
 
 static void locomo_gpio_unmask_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_GIE);
        r |= (0x0001 << (irq - LOCOMO_IRQ_GPIO_START));
@@ -328,21 +328,20 @@ static struct irq_chip locomo_gpio_chip = {
        .unmask = locomo_gpio_unmask_irq,
 };
 
-static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc,
-                          struct pt_regs *regs)
+static void locomo_lt_handler(unsigned int irq, struct irq_desc *desc)
 {
-       struct irqdesc *d;
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       struct irq_desc *d;
+       void __iomem *mapbase = get_irq_chip_data(irq);
 
        if (locomo_readl(mapbase + LOCOMO_LTINT) & 0x0001) {
                d = irq_desc + LOCOMO_IRQ_LT_START;
-               desc_handle_irq(LOCOMO_IRQ_LT_START, d, regs);
+               desc_handle_irq(LOCOMO_IRQ_LT_START, d);
        }
 }
 
 static void locomo_lt_ack_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_LTINT);
        r &= ~(0x0100 << (irq - LOCOMO_IRQ_LT_START));
@@ -351,7 +350,7 @@ static void locomo_lt_ack_irq(unsigned int irq)
 
 static void locomo_lt_mask_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_LTINT);
        r &= ~(0x0010 << (irq - LOCOMO_IRQ_LT_START));
@@ -360,7 +359,7 @@ static void locomo_lt_mask_irq(unsigned int irq)
 
 static void locomo_lt_unmask_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_LTINT);
        r |= (0x0010 << (irq - LOCOMO_IRQ_LT_START));
@@ -374,12 +373,11 @@ static struct irq_chip locomo_lt_chip = {
        .unmask = locomo_lt_unmask_irq,
 };
 
-static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc,
-                           struct pt_regs *regs)
+static void locomo_spi_handler(unsigned int irq, struct irq_desc *desc)
 {
        int req, i;
-       struct irqdesc *d;
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       struct irq_desc *d;
+       void __iomem *mapbase = get_irq_chip_data(irq);
 
        req = locomo_readl(mapbase + LOCOMO_SPI + LOCOMO_SPIIR) & 0x000F;
        if (req) {
@@ -388,7 +386,7 @@ static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc,
 
                for (i = 0; i <= 3; i++, irq++, d++) {
                        if (req & (0x0001 << i)) {
-                               desc_handle_irq(irq, d, regs);
+                               desc_handle_irq(irq, d);
                        }
                }
        }
@@ -396,7 +394,7 @@ static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc,
 
 static void locomo_spi_ack_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_SPI + LOCOMO_SPIWE);
        r |= (0x0001 << (irq - LOCOMO_IRQ_SPI_START));
@@ -413,7 +411,7 @@ static void locomo_spi_ack_irq(unsigned int irq)
 
 static void locomo_spi_mask_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_SPI + LOCOMO_SPIIE);
        r &= ~(0x0001 << (irq - LOCOMO_IRQ_SPI_START));
@@ -422,7 +420,7 @@ static void locomo_spi_mask_irq(unsigned int irq)
 
 static void locomo_spi_unmask_irq(unsigned int irq)
 {
-       void __iomem *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chip_data(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_SPI + LOCOMO_SPIIE);
        r |= (0x0001 << (irq - LOCOMO_IRQ_SPI_START));
@@ -445,55 +443,55 @@ static void locomo_setup_irq(struct locomo *lchip)
         * Install handler for IRQ_LOCOMO_HW.
         */
        set_irq_type(lchip->irq, IRQT_FALLING);
-       set_irq_chipdata(lchip->irq, irqbase);
+       set_irq_chip_data(lchip->irq, irqbase);
        set_irq_chained_handler(lchip->irq, locomo_handler);
 
        /* Install handlers for IRQ_LOCOMO_*_BASE */
        set_irq_chip(IRQ_LOCOMO_KEY_BASE, &locomo_chip);
-       set_irq_chipdata(IRQ_LOCOMO_KEY_BASE, irqbase);
+       set_irq_chip_data(IRQ_LOCOMO_KEY_BASE, irqbase);
        set_irq_chained_handler(IRQ_LOCOMO_KEY_BASE, locomo_key_handler);
        set_irq_flags(IRQ_LOCOMO_KEY_BASE, IRQF_VALID | IRQF_PROBE);
 
        set_irq_chip(IRQ_LOCOMO_GPIO_BASE, &locomo_chip);
-       set_irq_chipdata(IRQ_LOCOMO_GPIO_BASE, irqbase);
+       set_irq_chip_data(IRQ_LOCOMO_GPIO_BASE, irqbase);
        set_irq_chained_handler(IRQ_LOCOMO_GPIO_BASE, locomo_gpio_handler);
        set_irq_flags(IRQ_LOCOMO_GPIO_BASE, IRQF_VALID | IRQF_PROBE);
 
        set_irq_chip(IRQ_LOCOMO_LT_BASE, &locomo_chip);
-       set_irq_chipdata(IRQ_LOCOMO_LT_BASE, irqbase);
+       set_irq_chip_data(IRQ_LOCOMO_LT_BASE, irqbase);
        set_irq_chained_handler(IRQ_LOCOMO_LT_BASE, locomo_lt_handler);
        set_irq_flags(IRQ_LOCOMO_LT_BASE, IRQF_VALID | IRQF_PROBE);
 
        set_irq_chip(IRQ_LOCOMO_SPI_BASE, &locomo_chip);
-       set_irq_chipdata(IRQ_LOCOMO_SPI_BASE, irqbase);
+       set_irq_chip_data(IRQ_LOCOMO_SPI_BASE, irqbase);
        set_irq_chained_handler(IRQ_LOCOMO_SPI_BASE, locomo_spi_handler);
        set_irq_flags(IRQ_LOCOMO_SPI_BASE, IRQF_VALID | IRQF_PROBE);
 
        /* install handlers for IRQ_LOCOMO_KEY_BASE generated interrupts */
        set_irq_chip(LOCOMO_IRQ_KEY_START, &locomo_key_chip);
-       set_irq_chipdata(LOCOMO_IRQ_KEY_START, irqbase);
-       set_irq_handler(LOCOMO_IRQ_KEY_START, do_edge_IRQ);
+       set_irq_chip_data(LOCOMO_IRQ_KEY_START, irqbase);
+       set_irq_handler(LOCOMO_IRQ_KEY_START, handle_edge_irq);
        set_irq_flags(LOCOMO_IRQ_KEY_START, IRQF_VALID | IRQF_PROBE);
 
        /* install handlers for IRQ_LOCOMO_GPIO_BASE generated interrupts */
        for (irq = LOCOMO_IRQ_GPIO_START; irq < LOCOMO_IRQ_GPIO_START + 16; irq++) {
                set_irq_chip(irq, &locomo_gpio_chip);
-               set_irq_chipdata(irq, irqbase);
-               set_irq_handler(irq, do_edge_IRQ);
+               set_irq_chip_data(irq, irqbase);
+               set_irq_handler(irq, handle_edge_irq);
                set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
        }
 
        /* install handlers for IRQ_LOCOMO_LT_BASE generated interrupts */
        set_irq_chip(LOCOMO_IRQ_LT_START, &locomo_lt_chip);
-       set_irq_chipdata(LOCOMO_IRQ_LT_START, irqbase);
-       set_irq_handler(LOCOMO_IRQ_LT_START, do_edge_IRQ);
+       set_irq_chip_data(LOCOMO_IRQ_LT_START, irqbase);
+       set_irq_handler(LOCOMO_IRQ_LT_START, handle_edge_irq);
        set_irq_flags(LOCOMO_IRQ_LT_START, IRQF_VALID | IRQF_PROBE);
 
        /* install handlers for IRQ_LOCOMO_SPI_BASE generated interrupts */
        for (irq = LOCOMO_IRQ_SPI_START; irq < LOCOMO_IRQ_SPI_START + 3; irq++) {
                set_irq_chip(irq, &locomo_spi_chip);
-               set_irq_chipdata(irq, irqbase);
-               set_irq_handler(irq, do_edge_IRQ);
+               set_irq_chip_data(irq, irqbase);
+               set_irq_handler(irq, handle_edge_irq);
                set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
        }
 }
@@ -570,7 +568,7 @@ static int locomo_suspend(struct platform_device *dev, pm_message_t state)
        if (!save)
                return -ENOMEM;
 
-       dev->dev.power.saved_state = (void *) save;
+       lchip->saved_state = save;
 
        spin_lock_irqsave(&lchip->lock, flags);
 
@@ -610,8 +608,8 @@ static int locomo_resume(struct platform_device *dev)
        struct locomo_save_data *save;
        unsigned long r;
        unsigned long flags;
-       
-       save = (struct locomo_save_data *) dev->dev.power.saved_state;
+
+       save = lchip->saved_state;
        if (!save)
                return 0;
 
@@ -633,6 +631,8 @@ static int locomo_resume(struct platform_device *dev)
        locomo_writel(0x1, lchip->base + LOCOMO_KEYBOARD + LOCOMO_KCMD);
 
        spin_unlock_irqrestore(&lchip->lock, flags);
+
+       lchip->saved_state = NULL;
        kfree(save);
 
        return 0;