[PATCH drm/amdgpu/psp: ignore psp reponse status] drm/amdgpu/psp: ignore psp reponse status

[Yu, Xiangliang]

Please add more comments to explain why don't return error.
And add my RB with that fix.

Reviewed-by: Xiangliang Yu<Xiangliang.Yu at amd.com>

-----Original Message-----
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> On Behalf Of Aaron Liu
Sent: Monday, January 14, 2019 4:17 PM
To: amd-gfx at lists.freedesktop.org
Cc: Liu, Aaron <Aaron.Liu at amd.com>
Subject: [PATCH drm/amdgpu/psp: ignore psp reponse status] drm/amdgpu/psp: ignore psp reponse status

Don't return err if psp reponse status isn't zero

Change-Id: I680679983f972b6969f4949f1faafaf17fe996a6
Signed-off-by: Aaron Liu <aaron.liu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 53c2d60..48778b3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -140,14 +140,15 @@ psp_cmd_submit_buf(struct psp_context *psp,
 	while (*((unsigned int *)psp->fence_buf) != index)
 		msleep(1);
 
-	/* the status field must be 0 after psp command completion */
+	/* the status field should be 0 after psp command completion
+	 * if not, print WARN msg
+	 */
 	if (psp->cmd_buf_mem->resp.status) {
 		if (ucode)
-			DRM_ERROR("failed to load ucode id (%d) ",
+			DRM_WARN("failed to load ucode id (%d) ",
 				  ucode->ucode_id);
-		DRM_ERROR("psp command failed and response status is (%d)\n",
+		DRM_WARN("psp command failed and response status is (%d)\n",
 			  psp->cmd_buf_mem->resp.status);
-		return -EINVAL;
 	}
 
 	/* get xGMI session id from response buffer */
-- 
2.7.4

_______________________________________________
amd-gfx mailing list
amd-gfx at lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx