Blackfin arch: Clean up trace buffer handling, No major functional changes.

Turns on trace earlier, so crashes at kernel start should print out a
trace, making things easier to debug.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S
index 8be548e061bf..203e20709163 100644
--- a/arch/blackfin/mach-common/interrupt.S
+++ b/arch/blackfin/mach-common/interrupt.S
@@ -34,6 +34,7 @@
 #include <linux/linkage.h>
 #include <asm/entry.h>
 #include <asm/asm-offsets.h>
+#include <asm/trace.h>
 
 #include <asm/mach-common/context.S>
 
@@ -170,10 +171,9 @@ ENTRY(_evt_ivhw)
         r7.l = W[p5];
 1:
 #endif
-        p0.l = lo(TBUFCTL);
-        p0.h = hi(TBUFCTL);
-        r0 = 1;
-        [p0] = r0;
+
+        trace_buffer_stop(p0, r0);
+
         r0 = IRQ_HWERR;
         r1 = sp;