linux-kernel - [PATCH 5.13 036/266] drm/amd/pm: fix return value in aldebaran_set_mp1

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Message-Id: <20210715182620.679432868@linuxfoundation.org>
Date:   Thu, 15 Jul 2021 20:36:31 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Feifei Xu <Feifei.Xu@....com>,
        Lijo Lazar <lijo.lazar@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.13 036/266] drm/amd/pm: fix return value in aldebaran_set_mp1_state()

From: Feifei Xu <Feifei.Xu@....com>

[ Upstream commit 5051cb794ac5d92154e186d87cdc12cba613f4f6 ]

For default cases,we should return 0. Otherwise resume will
abort because of the wrong return value.

Signed-off-by: Feifei Xu <Feifei.Xu@....com>
Reviewed-by: Lijo Lazar <lijo.lazar@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
index dcbe3a72da09..16ad4683eb69 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -1779,10 +1779,8 @@ static int aldebaran_set_mp1_state(struct smu_context *smu,
 	case PP_MP1_STATE_UNLOAD:
 		return smu_cmn_set_mp1_state(smu, mp1_state);
 	default:
-		return -EINVAL;
+		return 0;
 	}
-
-	return 0;
 }
 
 static const struct pptable_funcs aldebaran_ppt_funcs = {
-- 
2.30.2