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author | Takashi Iwai <tiwai@suse.de> | 2013-08-15 20:43:46 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2013-08-15 20:43:46 +0200 |
commit | f85a6597a6ce33fe4f390744b2764b30aa7bfda8 (patch) | |
tree | 9b923afc20e7d3a7e78f98d600fd7e6633b4265b /arch/arm/kernel/fiq.c | |
parent | 140d37de62ffe8405282a1d6498f3b4099006384 (diff) | |
parent | 44ffb69ec617f64cd83182e8b64d93b84758d636 (diff) | |
download | op-kernel-dev-f85a6597a6ce33fe4f390744b2764b30aa7bfda8.zip op-kernel-dev-f85a6597a6ce33fe4f390744b2764b30aa7bfda8.tar.gz |
Merge tag 'asoc-v3.11-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v3.11
A few driver specific fixes here plus one core fix for a memory
corruption issue in DAPM initialisation which could lead to crashes.
Diffstat (limited to 'arch/arm/kernel/fiq.c')
-rw-r--r-- | arch/arm/kernel/fiq.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/arch/arm/kernel/fiq.c b/arch/arm/kernel/fiq.c index 2adda11..25442f4 100644 --- a/arch/arm/kernel/fiq.c +++ b/arch/arm/kernel/fiq.c @@ -47,6 +47,11 @@ #include <asm/irq.h> #include <asm/traps.h> +#define FIQ_OFFSET ({ \ + extern void *vector_fiq_offset; \ + (unsigned)&vector_fiq_offset; \ + }) + static unsigned long no_fiq_insn; /* Default reacquire function @@ -80,13 +85,16 @@ int show_fiq_list(struct seq_file *p, int prec) void set_fiq_handler(void *start, unsigned int length) { #if defined(CONFIG_CPU_USE_DOMAINS) - memcpy((void *)0xffff001c, start, length); + void *base = (void *)0xffff0000; #else - memcpy(vectors_page + 0x1c, start, length); + void *base = vectors_page; #endif - flush_icache_range(0xffff001c, 0xffff001c + length); + unsigned offset = FIQ_OFFSET; + + memcpy(base + offset, start, length); + flush_icache_range(0xffff0000 + offset, 0xffff0000 + offset + length); if (!vectors_high()) - flush_icache_range(0x1c, 0x1c + length); + flush_icache_range(offset, offset + length); } int claim_fiq(struct fiq_handler *f) @@ -144,6 +152,7 @@ EXPORT_SYMBOL(disable_fiq); void __init init_FIQ(int start) { - no_fiq_insn = *(unsigned long *)0xffff001c; + unsigned offset = FIQ_OFFSET; + no_fiq_insn = *(unsigned long *)(0xffff0000 + offset); fiq_start = start; } |