From 51387009bd4d9fdbc9d4a91e45bd96cc8e3065de Mon Sep 17 00:00:00 2001 From: Philippe Gerum Date: Wed, 8 Apr 2009 07:41:55 +0000 Subject: [PATCH] Blackfin: merge Philippe's recent ipipe patch ipipe-2.6.28.9-blackfin-git95aafe6.patch Singed-off-by: Philippe Gerum Signed-off-by: Yi Li Signed-off-by: Bryan Wu Signed-off-by: Mike Frysinger --- arch/blackfin/include/asm/ipipe.h | 4 ++-- arch/blackfin/kernel/ipipe.c | 9 ++++++--- arch/blackfin/mach-common/ints-priority.c | 7 ------- 3 files changed, 8 insertions(+), 12 deletions(-) diff --git a/arch/blackfin/include/asm/ipipe.h b/arch/blackfin/include/asm/ipipe.h index 343b56361ec9..51d0bf5e2899 100644 --- a/arch/blackfin/include/asm/ipipe.h +++ b/arch/blackfin/include/asm/ipipe.h @@ -35,10 +35,10 @@ #include #include -#define IPIPE_ARCH_STRING "1.9-00" +#define IPIPE_ARCH_STRING "1.9-01" #define IPIPE_MAJOR_NUMBER 1 #define IPIPE_MINOR_NUMBER 9 -#define IPIPE_PATCH_NUMBER 0 +#define IPIPE_PATCH_NUMBER 1 #ifdef CONFIG_SMP #error "I-pipe/blackfin: SMP not implemented" diff --git a/arch/blackfin/kernel/ipipe.c b/arch/blackfin/kernel/ipipe.c index a5de8d45424c..5fc424803a17 100644 --- a/arch/blackfin/kernel/ipipe.c +++ b/arch/blackfin/kernel/ipipe.c @@ -167,7 +167,7 @@ int __ipipe_check_root(void) void __ipipe_enable_irqdesc(struct ipipe_domain *ipd, unsigned irq) { struct irq_desc *desc = irq_to_desc(irq); - int prio = desc->ic_prio; + int prio = __ipipe_get_irq_priority(irq); desc->depth = 0; if (ipd != &ipipe_root && @@ -178,8 +178,7 @@ EXPORT_SYMBOL(__ipipe_enable_irqdesc); void __ipipe_disable_irqdesc(struct ipipe_domain *ipd, unsigned irq) { - struct irq_desc *desc = irq_to_desc(irq); - int prio = desc->ic_prio; + int prio = __ipipe_get_irq_priority(irq); if (ipd != &ipipe_root && atomic_dec_and_test(&__ipipe_irq_lvdepth[prio])) @@ -310,12 +309,16 @@ int ipipe_trigger_irq(unsigned irq) asmlinkage void __ipipe_sync_root(void) { + void (*irq_tail_hook)(void) = (void (*)(void))__ipipe_irq_tail_hook; unsigned long flags; BUG_ON(irqs_disabled()); local_irq_save_hw(flags); + if (irq_tail_hook) + irq_tail_hook(); + clear_thread_flag(TIF_IRQ_SYNC); if (ipipe_root_cpudom_var(irqpend_himask) != 0) diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c index 3498a90979e5..389c5e8aa456 100644 --- a/arch/blackfin/mach-common/ints-priority.c +++ b/arch/blackfin/mach-common/ints-priority.c @@ -1139,13 +1139,6 @@ int __init init_arch_irq(void) bfin_write_SIC_IWR(IWR_DISABLE_ALL); #endif -#ifdef CONFIG_IPIPE - for (irq = 0; irq < NR_IRQS; irq++) { - struct irq_desc *desc = irq_to_desc(irq); - desc->ic_prio = __ipipe_get_irq_priority(irq); - } -#endif /* CONFIG_IPIPE */ - return 0; } -- 2.20.1