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From 006026f528cfd3cbce68dcf06105a9e8fa02a652 Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Tue, 18 Sep 2018 20:30:36 +0800
Subject: [PATCH 5424/5725] drm/amd/pp: Return error immediately if load
firmware failed
this can avoid hard hang and be useful for debug.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
---
drivers/gpu/drm/amd/powerplay/smumgr/smu8_smumgr.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smu8_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smu8_smumgr.c
index f7e3bc2..a74c5be 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/smu8_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/smu8_smumgr.c
@@ -724,11 +724,13 @@ static int smu8_start_smu(struct pp_hwmgr *hwmgr)
if (hwmgr->chip_id == CHIP_STONEY)
fw_to_check &= ~(UCODE_ID_SDMA1_MASK | UCODE_ID_CP_MEC_JT2_MASK);
- ret = smu8_request_smu_load_fw(hwmgr);
- if (ret)
- pr_err("SMU firmware load failed\n");
+ smu8_request_smu_load_fw(hwmgr);
- smu8_check_fw_load_finish(hwmgr, fw_to_check);
+ ret = smu8_check_fw_load_finish(hwmgr, fw_to_check);
+ if (ret) {
+ pr_err("SMU firmware load failed\n");
+ return ret;
+ }
ret = smu8_load_mec_firmware(hwmgr);
if (ret)
--
2.7.4
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