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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2007-10-12 21:27:47 -0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2007-10-12 21:27:47 -0400
commitb981d8b3f5e008ff10d993be633ad00564fc22cd (patch)
treee292dc07b22308912cf6a58354a608b9e5e8e1fd /arch/mips/kernel/i8259.c
parentb11d2127c4893a7315d1e16273bc8560049fa3ca (diff)
parent2b9e0aae1d50e880c58d46788e5e3ebd89d75d62 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/macintosh/adbhid.c
Diffstat (limited to 'arch/mips/kernel/i8259.c')
-rw-r--r--arch/mips/kernel/i8259.c43
1 files changed, 24 insertions, 19 deletions
diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c
index 2345160e63f..47101357710 100644
--- a/arch/mips/kernel/i8259.c
+++ b/arch/mips/kernel/i8259.c
@@ -30,14 +30,20 @@
static int i8259A_auto_eoi = -1;
DEFINE_SPINLOCK(i8259A_lock);
-/* some platforms call this... */
-void mask_and_ack_8259A(unsigned int);
+static void disable_8259A_irq(unsigned int irq);
+static void enable_8259A_irq(unsigned int irq);
+static void mask_and_ack_8259A(unsigned int irq);
+static void init_8259A(int auto_eoi);
static struct irq_chip i8259A_chip = {
.name = "XT-PIC",
.mask = disable_8259A_irq,
+ .disable = disable_8259A_irq,
.unmask = enable_8259A_irq,
.mask_ack = mask_and_ack_8259A,
+#ifdef CONFIG_MIPS_MT_SMTC_IRQAFF
+ .set_affinity = plat_set_irq_affinity,
+#endif /* CONFIG_MIPS_MT_SMTC_IRQAFF */
};
/*
@@ -52,7 +58,7 @@ static unsigned int cached_irq_mask = 0xffff;
#define cached_master_mask (cached_irq_mask)
#define cached_slave_mask (cached_irq_mask >> 8)
-void disable_8259A_irq(unsigned int irq)
+static void disable_8259A_irq(unsigned int irq)
{
unsigned int mask;
unsigned long flags;
@@ -68,7 +74,7 @@ void disable_8259A_irq(unsigned int irq)
spin_unlock_irqrestore(&i8259A_lock, flags);
}
-void enable_8259A_irq(unsigned int irq)
+static void enable_8259A_irq(unsigned int irq)
{
unsigned int mask;
unsigned long flags;
@@ -121,14 +127,14 @@ static inline int i8259A_irq_real(unsigned int irq)
int irqmask = 1 << irq;
if (irq < 8) {
- outb(0x0B,PIC_MASTER_CMD); /* ISR register */
+ outb(0x0B, PIC_MASTER_CMD); /* ISR register */
value = inb(PIC_MASTER_CMD) & irqmask;
- outb(0x0A,PIC_MASTER_CMD); /* back to the IRR register */
+ outb(0x0A, PIC_MASTER_CMD); /* back to the IRR register */
return value;
}
- outb(0x0B,PIC_SLAVE_CMD); /* ISR register */
+ outb(0x0B, PIC_SLAVE_CMD); /* ISR register */
value = inb(PIC_SLAVE_CMD) & (irqmask >> 8);
- outb(0x0A,PIC_SLAVE_CMD); /* back to the IRR register */
+ outb(0x0A, PIC_SLAVE_CMD); /* back to the IRR register */
return value;
}
@@ -138,7 +144,7 @@ static inline int i8259A_irq_real(unsigned int irq)
* first, _then_ send the EOI, and the order of EOI
* to the two 8259s is important!
*/
-void mask_and_ack_8259A(unsigned int irq)
+static void mask_and_ack_8259A(unsigned int irq)
{
unsigned int irqmask;
unsigned long flags;
@@ -169,17 +175,14 @@ handle_real_irq:
if (irq & 8) {
inb(PIC_SLAVE_IMR); /* DUMMY - (do we need this?) */
outb(cached_slave_mask, PIC_SLAVE_IMR);
- outb(0x60+(irq&7),PIC_SLAVE_CMD);/* 'Specific EOI' to slave */
- outb(0x60+PIC_CASCADE_IR,PIC_MASTER_CMD); /* 'Specific EOI' to master-IRQ2 */
+ outb(0x60+(irq&7), PIC_SLAVE_CMD);/* 'Specific EOI' to slave */
+ outb(0x60+PIC_CASCADE_IR, PIC_MASTER_CMD); /* 'Specific EOI' to master-IRQ2 */
} else {
inb(PIC_MASTER_IMR); /* DUMMY - (do we need this?) */
outb(cached_master_mask, PIC_MASTER_IMR);
- outb(0x60+irq,PIC_MASTER_CMD); /* 'Specific EOI to master */
+ outb(0x60+irq, PIC_MASTER_CMD); /* 'Specific EOI to master */
}
-#ifdef CONFIG_MIPS_MT_SMTC
- if (irq_hwmask[irq] & ST0_IM)
- set_c0_status(irq_hwmask[irq] & ST0_IM);
-#endif /* CONFIG_MIPS_MT_SMTC */
+ smtc_im_ack_irq(irq);
spin_unlock_irqrestore(&i8259A_lock, flags);
return;
@@ -255,7 +258,7 @@ static int __init i8259A_init_sysfs(void)
device_initcall(i8259A_init_sysfs);
-void init_8259A(int auto_eoi)
+static void init_8259A(int auto_eoi)
{
unsigned long flags;
@@ -302,7 +305,9 @@ void init_8259A(int auto_eoi)
* IRQ2 is cascade interrupt to second interrupt controller
*/
static struct irqaction irq2 = {
- no_action, 0, CPU_MASK_NONE, "cascade", NULL, NULL
+ .handler = no_action,
+ .mask = CPU_MASK_NONE,
+ .name = "cascade",
};
static struct resource pic1_io_resource = {
@@ -324,7 +329,7 @@ static struct resource pic2_io_resource = {
* driver compatibility reasons interrupts 0 - 15 to be the i8259
* interrupts even if the hardware uses a different interrupt numbering.
*/
-void __init init_i8259_irqs (void)
+void __init init_i8259_irqs(void)
{
int i;