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[brcm63xx] refresh kernel patches

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11201 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
2008-05-19 08:33:22 +00:00
parent 17bba1a8f6
commit f2a91858ac
14 changed files with 223 additions and 242 deletions
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78
target/linux/brcm63xx/patches-2.6.25/060-bcm963xx_rewrite_irq_handling_code.patch
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@@ -13,10 +13,10 @@ Signed-off-by: Axel Gembe <ago@bastart.eu.org>
include/asm-mips/mach-bcm963xx/bcm_intr.h | 18 +--
3 files changed, 119 insertions(+), 220 deletions(-)
diff --git a/arch/mips/bcm963xx/irq.c b/arch/mips/bcm963xx/irq.c
index 62a848b..11583c9 100644
--- a/arch/mips/bcm963xx/irq.c
+++ b/arch/mips/bcm963xx/irq.c
Index: linux-2.6.25.4/arch/mips/bcm963xx/irq.c
===================================================================
--- linux-2.6.25.4.orig/arch/mips/bcm963xx/irq.c
+++ linux-2.6.25.4/arch/mips/bcm963xx/irq.c
@@ -1,259 +1,159 @@
/*
-<:copyright-gpl
@@ -218,6 +218,7 @@ index 62a848b..11583c9 100644
-void end_brcm_none(unsigned int irq)
-{
-}
+ for (irq = 0, bit = 1; irq < 32; irq++, bit <<= 1) {
+ if (pending & bit) {
+ bcm963xx_ack_irq(irq + bcm963xx_irq_base);
@@ -228,7 +229,14 @@ index 62a848b..11583c9 100644
+ }
+
+ spurious_interrupt();
}
+}
+
+static struct irq_chip bcm963xx_irq_type = {
+ .name = "bcm963xx",
+ .unmask = bcm963xx_unmask_irq,
+ .mask = bcm963xx_mask_irq,
+ .ack = bcm963xx_ack_irq
+};
-static struct hw_interrupt_type brcm_irq_type = {
- .typename = "MIPS",
@@ -239,11 +247,11 @@ index 62a848b..11583c9 100644
- .ack = ack_brcm_irq,
- .end = end_brcm_irq,
- .set_affinity = NULL
+static struct irq_chip bcm963xx_irq_type = {
+ .name = "bcm963xx",
+ .unmask = bcm963xx_unmask_irq,
+ .mask = bcm963xx_mask_irq,
+ .ack = bcm963xx_ack_irq
+static struct irq_chip bcm963xx_ext_irq_type = {
+ .name = "bcm963xx_ext",
+ .unmask = bcm963xx_unmask_ext_irq,
+ .mask = bcm963xx_mask_ext_irq,
+ .ack = bcm963xx_ack_ext_irq,
};
-static struct hw_interrupt_type brcm_irq_no_end_type = {
@@ -255,33 +263,26 @@ index 62a848b..11583c9 100644
- .ack = ack_brcm_irq,
- .end = end_brcm_none,
- .set_affinity = NULL
+static struct irq_chip bcm963xx_ext_irq_type = {
+ .name = "bcm963xx_ext",
+ .unmask = bcm963xx_unmask_ext_irq,
+ .mask = bcm963xx_mask_ext_irq,
+ .ack = bcm963xx_ack_ext_irq,
};
-void __init arch_init_irq(void)
+static struct irqaction bcm963xx_cascade_action = {
+ .handler = no_action,
+ .name = "BCM963xx cascade interrupt"
+};
+
};
-void __init arch_init_irq(void)
+static void __init bcm963xx_irq_init(int base)
{
int i;
- clear_c0_status(ST0_BEV);
- change_c0_status(ST0_IM, (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4));
-
+ bcm963xx_irq_base = base;
- for (i = 0; i < NR_IRQS; i++) {
- irq_desc[i].status = IRQ_DISABLED;
- irq_desc[i].action = 0;
- irq_desc[i].depth = 1;
- irq_desc[i].chip = &brcm_irq_type;
+ bcm963xx_irq_base = base;
+
- }
+ /* External IRQs */
+ set_irq_chip_and_handler(INTERRUPT_ID_EXTERNAL_0, &bcm963xx_ext_irq_type,
+ handle_level_irq);
@@ -295,7 +296,7 @@ index 62a848b..11583c9 100644
+ for (i = 0; i < 32; i++) {
+ set_irq_chip_and_handler(base + i, &bcm963xx_irq_type,
+ handle_level_irq);
}
+ }
+
+ setup_irq(2, &bcm963xx_cascade_action);
+ setup_irq(bcm963xx_irq_base, &bcm963xx_cascade_action);
@@ -310,10 +311,10 @@ index 62a848b..11583c9 100644
+asmlinkage void plat_irq_dispatch(void)
{
- unsigned long flags;
-
- local_irq_save(flags);
+ unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM;
- local_irq_save(flags);
-
- PERF->ExtIrqCfg |= (1 << (irq - INTERRUPT_ID_EXTERNAL_0 + EI_CLEAR_SHFT)); // Clear
- PERF->ExtIrqCfg &= ~(1 << (irq - INTERRUPT_ID_EXTERNAL_0 + EI_MASK_SHFT)); // Mask
- PERF->ExtIrqCfg &= ~(1 << (irq - INTERRUPT_ID_EXTERNAL_0 + EI_INSENS_SHFT)); // Edge insesnsitive
@@ -381,11 +382,11 @@ index 62a848b..11583c9 100644
-EXPORT_SYMBOL(request_external_irq);
-EXPORT_SYMBOL(BcmHalMapInterrupt);
-
diff --git a/drivers/serial/bcm63xx_cons.c b/drivers/serial/bcm63xx_cons.c
index 8fff16d..2302ea6 100644
--- a/drivers/serial/bcm63xx_cons.c
+++ b/drivers/serial/bcm63xx_cons.c
@@ -267,7 +267,7 @@ static void bcm_interrupt(int irq, void *dev, struct pt_regs *regs)
Index: linux-2.6.25.4/drivers/serial/bcm63xx_cons.c
===================================================================
--- linux-2.6.25.4.orig/drivers/serial/bcm63xx_cons.c
+++ linux-2.6.25.4/drivers/serial/bcm63xx_cons.c
@@ -267,7 +267,7 @@ static void bcm_interrupt(int irq, void
}
// Clear the interrupt
@@ -394,7 +395,7 @@ index 8fff16d..2302ea6 100644
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
return IRQ_HANDLED;
#endif
@@ -880,7 +880,7 @@ static int bcm63xx_cons_open(struct tty_struct *tty, struct file *filp)
@@ -880,7 +880,7 @@ static int bcm63xx_cons_open(struct tty_
info->count++;
tty->driver_data = info;
info->tty = tty;
@@ -412,7 +413,7 @@ index 8fff16d..2302ea6 100644
struct bcm_serial *info;
// Print the driver version information
@@ -981,7 +981,12 @@ static int __init bcm63xx_serialinit(void)
@@ -981,7 +981,12 @@ static int __init bcm63xx_serialinit(voi
*/
if (!info->port)
return 0;
@@ -426,10 +427,10 @@ index 8fff16d..2302ea6 100644
}
/* order matters here... the trick is that flags
diff --git a/include/asm-mips/mach-bcm963xx/bcm_intr.h b/include/asm-mips/mach-bcm963xx/bcm_intr.h
index 8c56840..920f783 100644
--- a/include/asm-mips/mach-bcm963xx/bcm_intr.h
+++ b/include/asm-mips/mach-bcm963xx/bcm_intr.h
Index: linux-2.6.25.4/include/asm-mips/mach-bcm963xx/bcm_intr.h
===================================================================
--- linux-2.6.25.4.orig/include/asm-mips/mach-bcm963xx/bcm_intr.h
+++ linux-2.6.25.4/include/asm-mips/mach-bcm963xx/bcm_intr.h
@@ -39,18 +39,12 @@ struct pt_regs;
typedef int (*FN_HANDLER) (int, void *);
@@ -455,6 +456,3 @@ index 8c56840..920f783 100644
#ifdef __cplusplus
}
--
1.5.5.1