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drm/amd/pm: check specific index for smu13

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Check for specific indexes that may be invalid values.

Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Suggested-by: Tim Huang <Tim.Huang@amd.com>
Reviewed-by: Tim Huang <Tim.Huang@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jesse Zhang
2024-05-08 17:50:21 +08:00
committed by Alex Deucher
parent ff284ecac3
commit a3ac9d1c97
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
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@@ -2336,6 +2336,8 @@ static int smu_v13_0_6_mode2_reset(struct smu_context *smu)
index = smu_cmn_to_asic_specific_index(smu, CMN2ASIC_MAPPING_MSG,
SMU_MSG_GfxDeviceDriverReset);
if (index < 0)
return index;
mutex_lock(&smu->message_lock);