From: Harry Wentland <harry.wentland@amd.com>
Date: Thu, 26 Oct 2017 15:35:14 -0400
Subject: drm/amd/display: Don't print error when bo_pin is interrupted
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Git-commit: 30b7c6147d18d77c6120a8f689d04d2518d3f5e4
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
v2: Also don't print for ERESTARTSYS or EAGAIN
v3: Best practice is to only ignore ERESTARTSYS
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -2923,7 +2923,8 @@ static int dm_plane_helper_prepare_fb(st
amdgpu_bo_unreserve(rbo);
if (unlikely(r != 0)) {
- DRM_ERROR("Failed to pin framebuffer\n");
+ if (r != -ERESTARTSYS)
+ DRM_ERROR("Failed to pin framebuffer with error %d\n", r);
return r;
}