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From: Sharat Masetty <smasetty@codeaurora.org>
To: freedreno@lists.freedesktop.org
Cc: dri-devel@freedesktop.org, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org, jcrouse@codeaurora.org,
	Sharat Masetty <smasetty@codeaurora.org>
Subject: [PATCH] drm: msm: a6x: Disable interrupts before recovery
Date: Mon,  2 Mar 2020 14:17:16 +0530	[thread overview]
Message-ID: <1583138836-20807-1-git-send-email-smasetty@codeaurora.org> (raw)

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

             reply	other threads:[~2020-03-02  8:47 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-02  8:47 Sharat Masetty [this message]
2020-03-02 16:43 ` [PATCH] drm: msm: a6x: Disable interrupts before recovery Jordan Crouse

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