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Subject[PATCH] drm: msm: a6x: Disable interrupts before recovery
Date
This patch disables interrupts in the GPU RBBM hang detect fault handler
before going to recovery.

Signed-off-by: Sharat Masetty <smasetty@codeaurora.org>
---
drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index dc8ec2c..4dd0f62 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -676,6 +676,9 @@ static void a6xx_fault_detect_irq(struct msm_gpu *gpu)
gpu_read64(gpu, REG_A6XX_CP_IB2_BASE, REG_A6XX_CP_IB2_BASE_HI),
gpu_read(gpu, REG_A6XX_CP_IB2_REM_SIZE));

+ /* Disable interrupts before going for a recovery*/
+ gpu_write(gpu, REG_A6XX_RBBM_INT_0_MASK, 0);
+
/* Turn off the hangcheck timer to keep it from bothering us */
del_timer(&gpu->hangcheck_timer);

--
1.9.1
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