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From f3ed44a3dd092ff0c40de43e2d8b1bc0a7c1e058 Mon Sep 17 00:00:00 2001
From: Hawking Zhang <Hawking.Zhang@amd.com>
Date: Sat, 31 Aug 2019 14:27:13 +0800
Subject: [PATCH 0022/1453] drm/amdgpu: only apply gds clearing workaround when
ras is supported
gds clearing workaround should only be applied on asics that support gfx ras
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 4b68d213ed1e..f5b99dbf01b0 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -4221,6 +4221,10 @@ static int gfx_v9_0_do_edc_gds_workarounds(struct amdgpu_device *adev)
struct amdgpu_ring *ring = &adev->gfx.compute_ring[0];
int i, r;
+ /* only support when RAS is enabled */
+ if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX))
+ return 0;
+
r = amdgpu_ring_alloc(ring, 7);
if (r) {
DRM_ERROR("amdgpu: GDS workarounds failed to lock ring %s (%d).\n",
--
2.17.1
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