From: Alex Deucher <alexander.deucher@amd.com>
Date: Mon, 17 Apr 2017 20:32:12 +0000 (-0400)
Subject: drm/amdgpu/gfx9: clear the compute ring on reset
X-Git-Tag: v4.13-rc1~45^2~24^2~306
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b98724db7f9bb7b0b0e253f903249894f09c01ee;p=platform%2Fkernel%2Flinux-exynos.git

drm/amdgpu/gfx9: clear the compute ring on reset

To be consistent with gfx8.

Reviewed-by: monk liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 526e038..70e9a23 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -2149,6 +2149,7 @@ static int gfx_v9_0_kiq_init_queue(struct amdgpu_ring *ring)
 
 		/* reset ring buffer */
 		ring->wptr = 0;
+		amdgpu_ring_clear_ring(ring);
 
 		if (is_kiq) {
 		    mutex_lock(&adev->srbm_mutex);