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drm/amd/pm: check specific index for aldebaran
[ Upstream commit 0ce8ef2639c112ae203c985b758389e378630aac ] Check for specific indexes that may be invalid values. Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com> Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Reviewed-by: Tim Huang <Tim.Huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
committed by
Greg Kroah-Hartman
parent
01cd55b971
commit
462001ae13
@@ -1939,7 +1939,8 @@ static int aldebaran_mode2_reset(struct smu_context *smu)
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index = smu_cmn_to_asic_specific_index(smu, CMN2ASIC_MAPPING_MSG,
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index = smu_cmn_to_asic_specific_index(smu, CMN2ASIC_MAPPING_MSG,
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SMU_MSG_GfxDeviceDriverReset);
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SMU_MSG_GfxDeviceDriverReset);
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if (index < 0 )
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return -EINVAL;
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mutex_lock(&smu->message_lock);
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mutex_lock(&smu->message_lock);
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if (smu_version >= 0x00441400) {
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if (smu_version >= 0x00441400) {
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ret = smu_cmn_send_msg_without_waiting(smu, (uint16_t)index, SMU_RESET_MODE_2);
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ret = smu_cmn_send_msg_without_waiting(smu, (uint16_t)index, SMU_RESET_MODE_2);
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