Blackfin: update aedos-ipipe code to upstream 1.10-00

Signed-off-by: Yi Li <yi.li@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 15 insertions, 13 deletions

diff --git a/arch/blackfin/include/asm/ipipe.h b/arch/blackfin/include/asm/ipipe.h
index 51d0bf5e2899..bbe1c3726b69 100644
--- a/arch/blackfin/include/asm/ipipe.h
+++ b/arch/blackfin/include/asm/ipipe.h
@@ -35,10 +35,10 @@
 #include <asm/atomic.h>
 #include <asm/traps.h>
 
-#define IPIPE_ARCH_STRING     "1.9-01"
+#define IPIPE_ARCH_STRING     "1.10-00"
 #define IPIPE_MAJOR_NUMBER    1
-#define IPIPE_MINOR_NUMBER    9
-#define IPIPE_PATCH_NUMBER    1
+#define IPIPE_MINOR_NUMBER    10
+#define IPIPE_PATCH_NUMBER    0
 
 #ifdef CONFIG_SMP
 #error "I-pipe/blackfin: SMP not implemented"
@@ -54,10 +54,11 @@ do {						\
 
 #define task_hijacked(p)                                                \
         ({                                                              \
-                int __x__ = ipipe_current_domain != ipipe_root_domain;  \
-                /* We would need to clear the SYNC flag for the root domain */ \
-                /* over the current processor in SMP mode. */           \
-                local_irq_enable_hw(); __x__;                           \
+                int __x__ = __ipipe_root_domain_p;                      \
+                __clear_bit(IPIPE_SYNC_FLAG, &ipipe_root_cpudom_var(status)); \
+                if (__x__)                                              \
+                        local_irq_enable_hw();                          \
+                !__x__;                                                 \
         })
 
 struct ipipe_domain;
@@ -179,23 +180,24 @@ static inline unsigned long __ipipe_ffnz(unsigned long ul)
 
 #define __ipipe_run_isr(ipd, irq)                                       \
         do {                                                            \
-                if (ipd == ipipe_root_domain) {                         \
+                if (!__ipipe_pipeline_head_p(ipd))                      \
                         local_irq_enable_hw();                          \
-                        if (ipipe_virtual_irq_p(irq))                   \
+                if (ipd == ipipe_root_domain) {                         \
+                        if (unlikely(ipipe_virtual_irq_p(irq))) {       \
+                                irq_enter();                            \
                                 ipd->irqs[irq].handler(irq, ipd->irqs[irq].cookie); \
-                        else                                            \
+                                irq_exit();                             \
+                        } else                                          \
                                 ipd->irqs[irq].handler(irq, &__raw_get_cpu_var(__ipipe_tick_regs)); \
-                        local_irq_disable_hw();                         \
                 } else {                                                \
                         __clear_bit(IPIPE_SYNC_FLAG, &ipipe_cpudom_var(ipd, status)); \
-                        local_irq_enable_nohead(ipd);                   \
                         ipd->irqs[irq].handler(irq, ipd->irqs[irq].cookie); \
                         /* Attempt to exit the outer interrupt level before \
                          * starting the deferred IRQ processing. */     \
-                        local_irq_disable_nohead(ipd);                  \
                         __ipipe_run_irqtail();                          \
                         __set_bit(IPIPE_SYNC_FLAG, &ipipe_cpudom_var(ipd, status)); \
                 }                                                       \
+                local_irq_disable_hw();                                 \
         } while (0)
 
 #define __ipipe_syscall_watched_p(p, sc)        \