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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-15 12:33:40 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-15 12:33:40 -0800 |
commit | 16c1020362083b320868c0deef492249089c3cd3 (patch) | |
tree | ff200df3502e6010745713275d69fd0a07e399cf /arch/arm/mach-s5pv310/irq-combiner.c | |
parent | 65e5d002b5ad220db2bf9557f53de5a98f7dab86 (diff) | |
parent | bbba75606963c82febf7bd2761ea848ac5d1a1bb (diff) | |
download | kernel_samsung_smdk4412-16c1020362083b320868c0deef492249089c3cd3.zip kernel_samsung_smdk4412-16c1020362083b320868c0deef492249089c3cd3.tar.gz kernel_samsung_smdk4412-16c1020362083b320868c0deef492249089c3cd3.tar.bz2 |
Merge branch 'devel-stable' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel-stable' of master.kernel.org:/home/rmk/linux-2.6-arm: (161 commits)
ARM: pxa: fix building issue of missing physmap.h
ARM: mmp: PXA910 drive strength FAST using wrong value
ARM: mmp: MMP2 drive strength FAST using wrong value
ARM: pxa: fix recursive calls in pxa_low_gpio_chip
AT91: Support for gsia18s board
AT91: Acme Systems FOX Board G20 board files
AT91: board-sam9m10g45ek.c: Remove duplicate inclusion of mach/hardware.h
ARM: pxa: fix suspend/resume array index miscalculation
ARM: pxa: use cpu_has_ipr() consistently in irq.c
ARM: pxa: remove unused variable in clock-pxa3xx.c
ARM: pxa: fix warning in zeus.c
ARM: sa1111: fix typo in sa1111_retrigger_lowirq()
ARM mxs: clkdev related compile fixes
ARM i.MX mx31_3ds: Fix MC13783 regulator names
ARM: plat-stmp3xxx: irq_data conversion.
ARM: plat-spear: irq_data conversion.
ARM: plat-orion: irq_data conversion.
ARM: plat-omap: irq_data conversion.
ARM: plat-nomadik: irq_data conversion.
ARM: plat-mxc: irq_data conversion.
...
Fix up trivial conflict in arch/arm/plat-omap/gpio.c (Lennert
Buytenhek's irq_data conversion clashing with some omap irq updates)
Diffstat (limited to 'arch/arm/mach-s5pv310/irq-combiner.c')
-rw-r--r-- | arch/arm/mach-s5pv310/irq-combiner.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/arch/arm/mach-s5pv310/irq-combiner.c b/arch/arm/mach-s5pv310/irq-combiner.c index c3f88c3..1ea4a9e 100644 --- a/arch/arm/mach-s5pv310/irq-combiner.c +++ b/arch/arm/mach-s5pv310/irq-combiner.c @@ -24,29 +24,32 @@ static DEFINE_SPINLOCK(irq_controller_lock); struct combiner_chip_data { unsigned int irq_offset; + unsigned int irq_mask; void __iomem *base; }; static struct combiner_chip_data combiner_data[MAX_COMBINER_NR]; -static inline void __iomem *combiner_base(unsigned int irq) +static inline void __iomem *combiner_base(struct irq_data *data) { - struct combiner_chip_data *combiner_data = get_irq_chip_data(irq); + struct combiner_chip_data *combiner_data = + irq_data_get_irq_chip_data(data); + return combiner_data->base; } -static void combiner_mask_irq(unsigned int irq) +static void combiner_mask_irq(struct irq_data *data) { - u32 mask = 1 << (irq % 32); + u32 mask = 1 << (data->irq % 32); - __raw_writel(mask, combiner_base(irq) + COMBINER_ENABLE_CLEAR); + __raw_writel(mask, combiner_base(data) + COMBINER_ENABLE_CLEAR); } -static void combiner_unmask_irq(unsigned int irq) +static void combiner_unmask_irq(struct irq_data *data) { - u32 mask = 1 << (irq % 32); + u32 mask = 1 << (data->irq % 32); - __raw_writel(mask, combiner_base(irq) + COMBINER_ENABLE_SET); + __raw_writel(mask, combiner_base(data) + COMBINER_ENABLE_SET); } static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) @@ -57,11 +60,12 @@ static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) unsigned long status; /* primary controller ack'ing */ - chip->ack(irq); + chip->irq_ack(&desc->irq_data); spin_lock(&irq_controller_lock); status = __raw_readl(chip_data->base + COMBINER_INT_STATUS); spin_unlock(&irq_controller_lock); + status &= chip_data->irq_mask; if (status == 0) goto out; @@ -76,13 +80,13 @@ static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) out: /* primary controller unmasking */ - chip->unmask(irq); + chip->irq_unmask(&desc->irq_data); } static struct irq_chip combiner_chip = { .name = "COMBINER", - .mask = combiner_mask_irq, - .unmask = combiner_unmask_irq, + .irq_mask = combiner_mask_irq, + .irq_unmask = combiner_unmask_irq, }; void __init combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq) @@ -104,10 +108,12 @@ void __init combiner_init(unsigned int combiner_nr, void __iomem *base, combiner_data[combiner_nr].base = base; combiner_data[combiner_nr].irq_offset = irq_start; + combiner_data[combiner_nr].irq_mask = 0xff << ((combiner_nr % 4) << 3); /* Disable all interrupts */ - __raw_writel(0xffffffff, base + COMBINER_ENABLE_CLEAR); + __raw_writel(combiner_data[combiner_nr].irq_mask, + base + COMBINER_ENABLE_CLEAR); /* Setup the Linux IRQ subsystem */ |