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Blackfin: merge Philippe's recent ipipe patch
ipipe-2.6.28.9-blackfin-git95aafe6.patch Singed-off-by: Philippe Gerum <rpm@xenomai.org> Signed-off-by: Yi Li <yi.li@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
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3 changed files with 8 additions and 12 deletions
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@ -35,10 +35,10 @@
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#include <asm/atomic.h>
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#include <asm/traps.h>
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#define IPIPE_ARCH_STRING "1.9-00"
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#define IPIPE_ARCH_STRING "1.9-01"
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#define IPIPE_MAJOR_NUMBER 1
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#define IPIPE_MINOR_NUMBER 9
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#define IPIPE_PATCH_NUMBER 0
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#define IPIPE_PATCH_NUMBER 1
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#ifdef CONFIG_SMP
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#error "I-pipe/blackfin: SMP not implemented"
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@ -167,7 +167,7 @@ int __ipipe_check_root(void)
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void __ipipe_enable_irqdesc(struct ipipe_domain *ipd, unsigned irq)
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{
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struct irq_desc *desc = irq_to_desc(irq);
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int prio = desc->ic_prio;
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int prio = __ipipe_get_irq_priority(irq);
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desc->depth = 0;
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if (ipd != &ipipe_root &&
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@ -178,8 +178,7 @@ EXPORT_SYMBOL(__ipipe_enable_irqdesc);
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void __ipipe_disable_irqdesc(struct ipipe_domain *ipd, unsigned irq)
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{
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struct irq_desc *desc = irq_to_desc(irq);
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int prio = desc->ic_prio;
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int prio = __ipipe_get_irq_priority(irq);
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if (ipd != &ipipe_root &&
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atomic_dec_and_test(&__ipipe_irq_lvdepth[prio]))
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@ -310,12 +309,16 @@ int ipipe_trigger_irq(unsigned irq)
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asmlinkage void __ipipe_sync_root(void)
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{
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void (*irq_tail_hook)(void) = (void (*)(void))__ipipe_irq_tail_hook;
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unsigned long flags;
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BUG_ON(irqs_disabled());
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local_irq_save_hw(flags);
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if (irq_tail_hook)
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irq_tail_hook();
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clear_thread_flag(TIF_IRQ_SYNC);
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if (ipipe_root_cpudom_var(irqpend_himask) != 0)
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@ -1139,13 +1139,6 @@ int __init init_arch_irq(void)
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bfin_write_SIC_IWR(IWR_DISABLE_ALL);
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#endif
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#ifdef CONFIG_IPIPE
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for (irq = 0; irq < NR_IRQS; irq++) {
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struct irq_desc *desc = irq_to_desc(irq);
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desc->ic_prio = __ipipe_get_irq_priority(irq);
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}
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#endif /* CONFIG_IPIPE */
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return 0;
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}
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