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From 87a0ac5da5aea95ee0936f90a0c8ee3f43f9a594 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Mon, 7 Oct 2019 12:04:54 +0300
Subject: [PATCH 3992/4256] drm/amd/powerplay: unlock on error in smu_resume()
This function needs to drop the mutex before returning.
Fixes: f7e3a5776fa6 ("drm/amd/powerplay: check SMU engine readiness before proceeding on S3 resume")
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index c63b2a9902de..88d7376aee71 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -1384,7 +1384,7 @@ static int smu_resume(void *handle)
ret = smu_start_smc_engine(smu);
if (ret) {
pr_err("SMU is not ready yet!\n");
- return ret;
+ goto failed;
}
ret = smu_smc_table_hw_init(smu, false);
--
2.17.1
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