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authorhauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73>2013-01-03 16:56:54 +0000
committerhauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73>2013-01-03 16:56:54 +0000
commitc7b19c2d0c053ca21b7287c2fe0c16fbd3b9f4d4 (patch)
tree2ae2c2f51ddf1f498163c848b8241bfa9991341f /target
parent096fa4a7f7a970bbeaf814d8dbbdae43f9f98fbb (diff)
brcm47xx: various fixes and code cleanups for irq code
This is based on a patch send by Nathan Hintz <nlhintz@hotmail.com> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34997 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target')
-rw-r--r--target/linux/brcm47xx/patches-3.6/181-bcma-explicit-assigne-irq-numbers.patch16
-rw-r--r--target/linux/brcm47xx/patches-3.6/182-bcma-make-some-info-messages-debug.patch4
-rw-r--r--target/linux/brcm47xx/patches-3.6/183-bcma-mips-show-also-disabled-irqs.patch19
-rw-r--r--target/linux/brcm47xx/patches-3.6/184-bcma-mips-remove-assigned_irqs.patch21
-rw-r--r--target/linux/brcm47xx/patches-3.6/185-bcma-rename-oldirqflag-to-irqinitmask-to-better-matc.patch24
-rw-r--r--target/linux/brcm47xx/patches-3.6/235-bcma-dont-expose-mips-irq.patch7
-rw-r--r--target/linux/brcm47xx/patches-3.6/237-bcma-bcm4716-bcm4748-i2s-irqflag.patch8
7 files changed, 72 insertions, 27 deletions
diff --git a/target/linux/brcm47xx/patches-3.6/181-bcma-explicit-assigne-irq-numbers.patch b/target/linux/brcm47xx/patches-3.6/181-bcma-explicit-assigne-irq-numbers.patch
index 7fac41535..501f8d66b 100644
--- a/target/linux/brcm47xx/patches-3.6/181-bcma-explicit-assigne-irq-numbers.patch
+++ b/target/linux/brcm47xx/patches-3.6/181-bcma-explicit-assigne-irq-numbers.patch
@@ -23,17 +23,7 @@
static void bcma_core_mips_print_irq(struct bcma_device *dev, unsigned int irq)
{
int i;
-@@ -247,7 +263,8 @@ void bcma_core_mips_early_init(struct bc
- void bcma_core_mips_init(struct bcma_drv_mips *mcore)
- {
- struct bcma_bus *bus;
-- struct bcma_device *core;
-+ int irq;
-+
- bus = mcore->core->bus;
-
- if (mcore->setup_done)
-@@ -259,35 +276,44 @@ void bcma_core_mips_init(struct bcma_drv
+@@ -259,35 +275,47 @@ void bcma_core_mips_init(struct bcma_drv
mcore->assigned_irqs = 1;
@@ -65,7 +55,6 @@
- bcma_core_mips_set_irq(core,
- mcore->assigned_irqs++);
- break;
-- }
+ switch (bus->chipinfo.id) {
+ case BCMA_CHIP_ID_BCM4716:
+ case BCMA_CHIP_ID_BCM4748:
@@ -101,6 +90,9 @@
+ 0);
+ break;
+ default:
++ list_for_each_entry(core, &bus->cores, list) {
++ core->irq = bcma_core_irq(core);
+ }
+ bcma_err(bus,
+ "Unknown device (0x%x) found, can not configure IRQs\n",
+ bus->chipinfo.id);
diff --git a/target/linux/brcm47xx/patches-3.6/182-bcma-make-some-info-messages-debug.patch b/target/linux/brcm47xx/patches-3.6/182-bcma-make-some-info-messages-debug.patch
index 3506fe55a..4250216f3 100644
--- a/target/linux/brcm47xx/patches-3.6/182-bcma-make-some-info-messages-debug.patch
+++ b/target/linux/brcm47xx/patches-3.6/182-bcma-make-some-info-messages-debug.patch
@@ -20,7 +20,7 @@
for (i = 0; i <= 6; i++)
printk(" %s%s", irq_name[i], i == irq ? "*" : " ");
printk("\n");
-@@ -270,7 +270,7 @@ void bcma_core_mips_init(struct bcma_drv
+@@ -269,7 +269,7 @@ void bcma_core_mips_init(struct bcma_drv
if (mcore->setup_done)
return;
@@ -29,7 +29,7 @@
bcma_core_mips_early_init(mcore);
-@@ -315,7 +315,7 @@ void bcma_core_mips_init(struct bcma_drv
+@@ -317,7 +317,7 @@ void bcma_core_mips_init(struct bcma_drv
"Unknown device (0x%x) found, can not configure IRQs\n",
bus->chipinfo.id);
}
diff --git a/target/linux/brcm47xx/patches-3.6/183-bcma-mips-show-also-disabled-irqs.patch b/target/linux/brcm47xx/patches-3.6/183-bcma-mips-show-also-disabled-irqs.patch
index 6606970e6..d44b3068e 100644
--- a/target/linux/brcm47xx/patches-3.6/183-bcma-mips-show-also-disabled-irqs.patch
+++ b/target/linux/brcm47xx/patches-3.6/183-bcma-mips-show-also-disabled-irqs.patch
@@ -18,27 +18,25 @@
*/
unsigned int bcma_core_mips_irq(struct bcma_device *dev)
{
-@@ -88,13 +93,18 @@ unsigned int bcma_core_mips_irq(struct b
+@@ -88,13 +93,15 @@ unsigned int bcma_core_mips_irq(struct b
unsigned int irq;
irqflag = bcma_core_mips_irqflag(dev);
+ if (irqflag == 0x3f)
+ return 6;
- for (irq = 1; irq <= 4; irq++)
+- for (irq = 1; irq <= 4; irq++)
++ for (irq = 0; irq <= 4; irq++)
if (bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq)) &
(1 << irqflag))
return irq;
- return 0;
-+ if ((1 << irqflag) & bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)))
-+ return 0;
-+
+ return 5;
}
EXPORT_SYMBOL(bcma_core_mips_irq);
-@@ -115,7 +125,7 @@ static void bcma_core_mips_set_irq(struc
+@@ -115,7 +122,7 @@ static void bcma_core_mips_set_irq(struc
bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0),
bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) &
~(1 << irqflag));
@@ -47,3 +45,12 @@
bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(oldirq), 0);
/* assign the new one */
+@@ -145,7 +152,7 @@ static void bcma_core_mips_set_irq(struc
+ }
+
+ bcma_debug(bus, "set_irq: core 0x%04x, irq %d => %d\n",
+- dev->id.id, oldirq + 2, irq + 2);
++ dev->id.id, oldirq <= 4 ? oldirq + 2 : 0, irq + 2);
+ }
+
+ static void bcma_core_mips_set_irq_name(struct bcma_bus *bus, unsigned int irq,
diff --git a/target/linux/brcm47xx/patches-3.6/184-bcma-mips-remove-assigned_irqs.patch b/target/linux/brcm47xx/patches-3.6/184-bcma-mips-remove-assigned_irqs.patch
new file mode 100644
index 000000000..c402e111f
--- /dev/null
+++ b/target/linux/brcm47xx/patches-3.6/184-bcma-mips-remove-assigned_irqs.patch
@@ -0,0 +1,21 @@
+--- a/drivers/bcma/driver_mips.c
++++ b/drivers/bcma/driver_mips.c
+@@ -280,8 +280,6 @@ void bcma_core_mips_init(struct bcma_drv
+
+ bcma_core_mips_early_init(mcore);
+
+- mcore->assigned_irqs = 1;
+-
+ switch (bus->chipinfo.id) {
+ case BCMA_CHIP_ID_BCM4716:
+ case BCMA_CHIP_ID_BCM4748:
+--- a/include/linux/bcma/bcma_driver_mips.h
++++ b/include/linux/bcma/bcma_driver_mips.h
+@@ -36,7 +36,6 @@ struct bcma_drv_mips {
+ struct bcma_device *core;
+ u8 setup_done:1;
+ u8 early_setup_done:1;
+- unsigned int assigned_irqs;
+ };
+
+ #ifdef CONFIG_BCMA_DRIVER_MIPS
diff --git a/target/linux/brcm47xx/patches-3.6/185-bcma-rename-oldirqflag-to-irqinitmask-to-better-matc.patch b/target/linux/brcm47xx/patches-3.6/185-bcma-rename-oldirqflag-to-irqinitmask-to-better-matc.patch
new file mode 100644
index 000000000..5fb952f60
--- /dev/null
+++ b/target/linux/brcm47xx/patches-3.6/185-bcma-rename-oldirqflag-to-irqinitmask-to-better-matc.patch
@@ -0,0 +1,24 @@
+--- a/drivers/bcma/driver_mips.c
++++ b/drivers/bcma/driver_mips.c
+@@ -131,9 +131,9 @@ static void bcma_core_mips_set_irq(struc
+ bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) |
+ (1 << irqflag));
+ } else {
+- u32 oldirqflag = bcma_read32(mdev,
+- BCMA_MIPS_MIPS74K_INTMASK(irq));
+- if (oldirqflag) {
++ u32 irqinitmask = bcma_read32(mdev,
++ BCMA_MIPS_MIPS74K_INTMASK(irq));
++ if (irqinitmask) {
+ struct bcma_device *core;
+
+ /* backplane irq line is in use, find out who uses
+@@ -141,7 +141,7 @@ static void bcma_core_mips_set_irq(struc
+ */
+ list_for_each_entry(core, &bus->cores, list) {
+ if ((1 << bcma_core_mips_irqflag(core)) ==
+- oldirqflag) {
++ irqinitmask) {
+ bcma_core_mips_set_irq(core, 0);
+ break;
+ }
diff --git a/target/linux/brcm47xx/patches-3.6/235-bcma-dont-expose-mips-irq.patch b/target/linux/brcm47xx/patches-3.6/235-bcma-dont-expose-mips-irq.patch
index 90d05bc8f..5df863605 100644
--- a/target/linux/brcm47xx/patches-3.6/235-bcma-dont-expose-mips-irq.patch
+++ b/target/linux/brcm47xx/patches-3.6/235-bcma-dont-expose-mips-irq.patch
@@ -1,6 +1,6 @@
--- a/include/linux/bcma/bcma_driver_mips.h
+++ b/include/linux/bcma/bcma_driver_mips.h
-@@ -49,6 +49,6 @@ static inline void bcma_core_mips_early_
+@@ -48,6 +48,6 @@ static inline void bcma_core_mips_early_
extern u32 bcma_cpu_clock(struct bcma_drv_mips *mcore);
@@ -30,7 +30,7 @@
{
struct bcma_device *mdev = dev->bus->drv_mips.core;
u32 irqflag;
-@@ -106,7 +106,12 @@ unsigned int bcma_core_mips_irq(struct b
+@@ -103,7 +103,13 @@ unsigned int bcma_core_mips_irq(struct b
return 5;
}
@@ -38,7 +38,8 @@
+
+unsigned int bcma_core_irq(struct bcma_device *dev)
+{
-+ return bcma_core_mips_irq(dev) + 2;
++ unsigned int mips_irq = bcma_core_mips_irq(dev);
++ return mips_irq <= 4 ? mips_irq + 2 : 0;
+}
+EXPORT_SYMBOL(bcma_core_irq);
diff --git a/target/linux/brcm47xx/patches-3.6/237-bcma-bcm4716-bcm4748-i2s-irqflag.patch b/target/linux/brcm47xx/patches-3.6/237-bcma-bcm4716-bcm4748-i2s-irqflag.patch
index e369abdd4..d77050d2e 100644
--- a/target/linux/brcm47xx/patches-3.6/237-bcma-bcm4716-bcm4748-i2s-irqflag.patch
+++ b/target/linux/brcm47xx/patches-3.6/237-bcma-bcm4716-bcm4748-i2s-irqflag.patch
@@ -10,7 +10,7 @@
struct bcma_device;
--- a/drivers/bcma/driver_mips.c
+++ b/drivers/bcma/driver_mips.c
-@@ -275,6 +275,32 @@ void bcma_core_mips_early_init(struct bc
+@@ -273,6 +273,32 @@ void bcma_core_mips_early_init(struct bc
mcore->early_setup_done = true;
}
@@ -43,12 +43,12 @@
void bcma_core_mips_init(struct bcma_drv_mips *mcore)
{
struct bcma_bus *bus;
-@@ -289,6 +315,8 @@ void bcma_core_mips_init(struct bcma_drv
+@@ -286,6 +312,8 @@ void bcma_core_mips_init(struct bcma_drv
bcma_core_mips_early_init(mcore);
+ bcma_fix_i2s_irqflag(bus);
+
- mcore->assigned_irqs = 1;
-
switch (bus->chipinfo.id) {
+ case BCMA_CHIP_ID_BCM4716:
+ case BCMA_CHIP_ID_BCM4748: