Merge branch 'intelfb-patches' of master.kernel.org:/pub/scm/linux/kernel/git/airlied...

[pandora-kernel.git] / arch / arm / mach-ixp23xx / core.c

diff --git a/arch/arm/mach-ixp23xx/core.c b/arch/arm/mach-ixp23xx/core.c
index 092ee12..566a078 100644 (file)
--- a/arch/arm/mach-ixp23xx/core.c
+++ b/arch/arm/mach-ixp23xx/core.c
@@ -14,7 +14,6 @@
  * warranty of any kind, whether express or implied.
  */
 
-#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/spinlock.h>
@@ -178,8 +177,12 @@ static int ixp23xx_irq_set_type(unsigned int irq, unsigned int type)
 
 static void ixp23xx_irq_mask(unsigned int irq)
 {
-       volatile unsigned long *intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
+       volatile unsigned long *intr_reg;
 
+       if (irq >= 56)
+               irq += 8;
+
+       intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
        *intr_reg &= ~(1 << (irq % 32));
 }
 
@@ -199,17 +202,25 @@ static void ixp23xx_irq_ack(unsigned int irq)
  */
 static void ixp23xx_irq_level_unmask(unsigned int irq)
 {
-       volatile unsigned long *intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
+       volatile unsigned long *intr_reg;
 
        ixp23xx_irq_ack(irq);
 
+       if (irq >= 56)
+               irq += 8;
+
+       intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
        *intr_reg |= (1 << (irq % 32));
 }
 
 static void ixp23xx_irq_edge_unmask(unsigned int irq)
 {
-       volatile unsigned long *intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
+       volatile unsigned long *intr_reg;
+
+       if (irq >= 56)
+               irq += 8;
 
+       intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
        *intr_reg |= (1 << (irq % 32));
 }
 
@@ -260,7 +271,7 @@ static void pci_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *
        }
 
        int_desc = irq_desc + irqno;
-       int_desc->handle(irqno, int_desc, regs);
+       desc_handle_irq(irqno, int_desc, regs);
 
        desc->chip->unmask(irq);
 }
@@ -322,7 +333,7 @@ void __init ixp23xx_init_irq(void)
 /*************************************************************************
  * Timer-tick functions for IXP23xx
  *************************************************************************/
-#define CLOCK_TICKS_PER_USEC   CLOCK_TICK_RATE / (USEC_PER_SEC)
+#define CLOCK_TICKS_PER_USEC   (CLOCK_TICK_RATE / USEC_PER_SEC)
 
 static unsigned long next_jiffy_time;
 
@@ -341,7 +352,7 @@ ixp23xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 {
        /* Clear Pending Interrupt by writing '1' to it */
        *IXP23XX_TIMER_STATUS = IXP23XX_TIMER1_INT_PEND;
-       while ((*IXP23XX_TIMER_CONT - next_jiffy_time) > LATCH) {
+       while ((signed long)(*IXP23XX_TIMER_CONT - next_jiffy_time) >= LATCH) {
                timer_tick(regs);
                next_jiffy_time += LATCH;
        }
@@ -352,7 +363,7 @@ ixp23xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 static struct irqaction ixp23xx_timer_irq = {
        .name           = "IXP23xx Timer Tick",
        .handler        = ixp23xx_timer_interrupt,
-       .flags          = SA_INTERRUPT | SA_TIMER,
+       .flags          = IRQF_DISABLED | IRQF_TIMER,
 };
 
 void __init ixp23xx_init_timer(void)
@@ -427,5 +438,6 @@ static struct platform_device *ixp23xx_devices[] __initdata = {
 
 void __init ixp23xx_sys_init(void)
 {
+       *IXP23XX_EXP_UNIT_FUSE |= 0xf;
        platform_add_devices(ixp23xx_devices, ARRAY_SIZE(ixp23xx_devices));
 }