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drm/amd/pm: Disable GFXOFF when GFX DPM or PG disabled 

Check GFX DPM and PG bit before enable GFXOFF on Vangogh
smu post init.

Signed-off-by: Jinzhou Su <Jinzhou.Su@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jinzhou Su 2021-02-02 19:58:17 +08:00 committed by Alex Deucher
parent f1e1735198
commit bb377febb1
1 changed files with 10 additions and 4 deletions
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14
drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
View File

@ -1712,10 +1712,16 @@ static int vangogh_post_smu_init(struct smu_context *smu)
adev->gfx.config.max_sh_per_se * adev->gfx.config.max_shader_engines;
/* allow message will be sent after enable message on Vangogh*/
ret = smu_cmn_send_smc_msg(smu, SMU_MSG_EnableGfxOff, NULL);
if (ret) {
dev_err(adev->dev, "Failed to Enable GfxOff!\n");
return ret;
if (smu_cmn_feature_is_supported(smu, SMU_FEATURE_DPM_GFXCLK_BIT) &&
(adev->pg_flags & AMD_PG_SUPPORT_GFX_PG)) {
ret = smu_cmn_send_smc_msg(smu, SMU_MSG_EnableGfxOff, NULL);
if (ret) {
dev_err(adev->dev, "Failed to Enable GfxOff!\n");
return ret;
}
} else {
adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
dev_info(adev->dev, "If GFX DPM or power gate disabled, disable GFXOFF\n");
}
/* if all CUs are active, no need to power off any WGPs */