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Subject[PATCH 10/72] Blackfin: reuse evt_evt14 handler to perform irqtail epilogue
Date
From: Philippe Gerum <rpm@xenomai.org>

Signed-off-by: Philippe Gerum <rpm@xenomai.org>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
arch/blackfin/mach-common/interrupt.S | 24 +-----------------------
1 files changed, 1 insertions(+), 23 deletions(-)

diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S
index 9c46680..ae7fc88 100644
--- a/arch/blackfin/mach-common/interrupt.S
+++ b/arch/blackfin/mach-common/interrupt.S
@@ -276,33 +276,11 @@ ENTRY(___ipipe_call_irqtail)
( r7:4, p5:3 ) = [sp++];
rets = [sp++];

- [--sp] = reti;
- reti = [sp++]; /* IRQs are off. */
- r0.h = 3f;
- r0.l = 3f;
- p0.l = lo(EVT14);
- p0.h = hi(EVT14);
- [p0] = r0;
- csync;
r0 = 0x401f (z);
sti r0;
- raise 14;
- [--sp] = reti; /* IRQs on. */
+ raise 14; /* Branches to _evt_evt14 */
2:
jump 2b; /* Likely paranoid. */
-3:
- sp += 4; /* Discard saved RETI */
- r0.h = _evt14_softirq;
- r0.l = _evt14_softirq;
- p0.l = lo(EVT14);
- p0.h = hi(EVT14);
- [p0] = r0;
- csync;
- p0.l = _bfin_irq_flags;
- p0.h = _bfin_irq_flags;
- r0 = [p0];
- sti r0;
- rts;
ENDPROC(___ipipe_call_irqtail)

#endif /* CONFIG_IPIPE */
--
1.6.4.2


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