[ARM] Rename chipdata to 'base' and make it an iomem pointer

In all current use cases, "chipdata" is used to store an iomem address.
Mark it with __iomem, and rename it to 'base'.  Leave the accessor macros
alone.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index 23609400a8e2f2ca9a1253dce10ff20a1a391d1f..787e0d027f04741d5ba6ccc9858253fa45f194b2 100644 (file)
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -60,7 +60,7 @@ struct locomo {
        unsigned long phys;
        unsigned int irq;
        spinlock_t lock;
-       void *base;
+       void __iomem *base;
 };
 
 struct locomo_dev_info {
@@ -162,7 +162,7 @@ static void locomo_handler(unsigned int irq, struct irqdesc *desc,
 {
        int req, i;
        struct irqdesc *d;
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
 
        /* Acknowledge the parent IRQ */
        desc->chip->ack(irq);
@@ -189,7 +189,7 @@ static void locomo_ack_irq(unsigned int irq)
 
 static void locomo_mask_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_ICR);
        r &= ~(0x0010 << (irq - LOCOMO_IRQ_START));
@@ -198,7 +198,7 @@ static void locomo_mask_irq(unsigned int irq)
 
 static void locomo_unmask_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_ICR);
        r |= (0x0010 << (irq - LOCOMO_IRQ_START));
@@ -215,7 +215,7 @@ static void locomo_key_handler(unsigned int irq, struct irqdesc *desc,
                            struct pt_regs *regs)
 {
        struct irqdesc *d;
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
 
        if (locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC) & 0x0001) {
                d = irq_desc + LOCOMO_IRQ_KEY_START;
@@ -225,7 +225,7 @@ static void locomo_key_handler(unsigned int irq, struct irqdesc *desc,
 
 static void locomo_key_ack_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
        r &= ~(0x0100 << (irq - LOCOMO_IRQ_KEY_START));
@@ -234,7 +234,7 @@ static void locomo_key_ack_irq(unsigned int irq)
 
 static void locomo_key_mask_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
        r &= ~(0x0010 << (irq - LOCOMO_IRQ_KEY_START));
@@ -243,7 +243,7 @@ static void locomo_key_mask_irq(unsigned int irq)
 
 static void locomo_key_unmask_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
        r |= (0x0010 << (irq - LOCOMO_IRQ_KEY_START));
@@ -261,7 +261,7 @@ static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc,
 {
        int req, i;
        struct irqdesc *d;
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(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,
 
 static void locomo_gpio_ack_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_GWE);
        r |= (0x0001 << (irq - LOCOMO_IRQ_GPIO_START));
@@ -297,7 +297,7 @@ static void locomo_gpio_ack_irq(unsigned int irq)
 
 static void locomo_gpio_mask_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_GIE);
        r &= ~(0x0001 << (irq - LOCOMO_IRQ_GPIO_START));
@@ -306,7 +306,7 @@ static void locomo_gpio_mask_irq(unsigned int irq)
 
 static void locomo_gpio_unmask_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_GIE);
        r |= (0x0001 << (irq - LOCOMO_IRQ_GPIO_START));
@@ -323,7 +323,7 @@ static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc,
                           struct pt_regs *regs)
 {
        struct irqdesc *d;
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
 
        if (locomo_readl(mapbase + LOCOMO_LTINT) & 0x0001) {
                d = irq_desc + LOCOMO_IRQ_LT_START;
@@ -333,7 +333,7 @@ static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc,
 
 static void locomo_lt_ack_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_LTINT);
        r &= ~(0x0100 << (irq - LOCOMO_IRQ_LT_START));
@@ -342,7 +342,7 @@ static void locomo_lt_ack_irq(unsigned int irq)
 
 static void locomo_lt_mask_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_LTINT);
        r &= ~(0x0010 << (irq - LOCOMO_IRQ_LT_START));
@@ -351,7 +351,7 @@ static void locomo_lt_mask_irq(unsigned int irq)
 
 static void locomo_lt_unmask_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_LTINT);
        r |= (0x0010 << (irq - LOCOMO_IRQ_LT_START));
@@ -369,7 +369,7 @@ static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc,
 {
        int req, i;
        struct irqdesc *d;
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
 
        req = locomo_readl(mapbase + LOCOMO_SPIIR) & 0x000F;
        if (req) {
@@ -386,7 +386,7 @@ static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc,
 
 static void locomo_spi_ack_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_SPIWE);
        r |= (0x0001 << (irq - LOCOMO_IRQ_SPI_START));
@@ -403,7 +403,7 @@ static void locomo_spi_ack_irq(unsigned int irq)
 
 static void locomo_spi_mask_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_SPIIE);
        r &= ~(0x0001 << (irq - LOCOMO_IRQ_SPI_START));
@@ -412,7 +412,7 @@ static void locomo_spi_mask_irq(unsigned int irq)
 
 static void locomo_spi_unmask_irq(unsigned int irq)
 {
-       void *mapbase = get_irq_chipdata(irq);
+       void __iomem *mapbase = get_irq_chipdata(irq);
        unsigned int r;
        r = locomo_readl(mapbase + LOCOMO_SPIIE);
        r |= (0x0001 << (irq - LOCOMO_IRQ_SPI_START));
@@ -428,7 +428,7 @@ static struct irqchip locomo_spi_chip = {
 static void locomo_setup_irq(struct locomo *lchip)
 {
        int irq;
-       void *irqbase = lchip->base;
+       void __iomem *irqbase = lchip->base;
 
        /*
         * Install handler for IRQ_LOCOMO_HW.

diff --git a/arch/arm/mach-at91rm9200/gpio.c b/arch/arm/mach-at91rm9200/gpio.c
index 0e396feec4686d9b4a3a8376e187df03aded439f..5ab46274e1a3e6adca47808fcf00fe7460a5a912 100644 (file)
--- a/arch/arm/mach-at91rm9200/gpio.c
+++ b/arch/arm/mach-at91rm9200/gpio.c
@@ -261,7 +261,7 @@ static void gpio_irq_handler(unsigned irq, struct irqdesc *desc, struct pt_regs
        void __iomem    *pio;
        u32             isr;
 
-       pio = (void __force __iomem *) desc->chipdata;
+       pio = desc->base;
 
        /* temporarily mask (level sensitive) parent IRQ */
        desc->chip->ack(irq);
@@ -312,7 +312,7 @@ void __init at91_gpio_irq_setup(unsigned banks)
                __raw_writel(~0, controller + PIO_IDR);
 
                set_irq_data(id, (void *) pin);
-               set_irq_chipdata(id, (void __force *) controller);
+               set_irq_chipdata(id, controller);
 
                for (i = 0; i < 32; i++, pin++) {
                        set_irq_chip(pin, &gpio_irqchip);

diff --git a/include/asm-arm/mach/irq.h b/include/asm-arm/mach/irq.h
index 0ce6ca588d8c0b89b43a765d35b294cf0cdad9f4..76d05244c6323cff92522099e6559d85bc4e857d 100644 (file)
--- a/include/asm-arm/mach/irq.h
+++ b/include/asm-arm/mach/irq.h
@@ -61,7 +61,7 @@ struct irqdesc {
        struct irqchip  *chip;
        struct irqaction *action;
        struct list_head pend;
-       void            *chipdata;
+       void __iomem    *base;
        void            *data;
        unsigned int    disable_depth;
 
@@ -113,8 +113,8 @@ void __set_irq_handler(unsigned int irq, irq_handler_t, int);
 #define set_irq_handler(irq,handler)           __set_irq_handler(irq,handler,0)
 #define set_irq_chained_handler(irq,handler)   __set_irq_handler(irq,handler,1)
 #define set_irq_data(irq,d)                    do { irq_desc[irq].data = d; } while (0)
-#define set_irq_chipdata(irq,d)                        do { irq_desc[irq].chipdata = d; } while (0)
-#define get_irq_chipdata(irq)                  (irq_desc[irq].chipdata)
+#define set_irq_chipdata(irq,d)                        do { irq_desc[irq].base = d; } while (0)
+#define get_irq_chipdata(irq)                  (irq_desc[irq].base)
 
 void set_irq_chip(unsigned int irq, struct irqchip *);
 void set_irq_flags(unsigned int irq, unsigned int flags);