* [PATCH] drm/amd/pm: Disable GFXOFF when GFX DPM or PG disabled
@ 2021-02-02 12:04 Jinzhou Su
2021-02-02 12:15 ` Huang Rui
0 siblings, 1 reply; 2+ messages in thread
From: Jinzhou Su @ 2021-02-02 12:04 UTC (permalink / raw)
To: amd-gfx; +Cc: Jinzhou Su, ray.huang
Check GFX DPM and PG bit before enable GFXOFF on Vangogh
smu post init.
Signed-off-by: Jinzhou Su <Jinzhou.Su@amd.com>
---
drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
index 4726cac8d824..f0f06ef47b9e 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
@@ -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 */
--
2.17.1
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] drm/amd/pm: Disable GFXOFF when GFX DPM or PG disabled
2021-02-02 12:04 [PATCH] drm/amd/pm: Disable GFXOFF when GFX DPM or PG disabled Jinzhou Su
@ 2021-02-02 12:15 ` Huang Rui
0 siblings, 0 replies; 2+ messages in thread
From: Huang Rui @ 2021-02-02 12:15 UTC (permalink / raw)
To: Su, Jinzhou (Joe); +Cc: amd-gfx
On Tue, Feb 02, 2021 at 08:04:43PM +0800, Su, Jinzhou (Joe) wrote:
> 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>
> ---
> drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c | 14 ++++++++++----
> 1 file changed, 10 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
> index 4726cac8d824..f0f06ef47b9e 100644
> --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
> +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
> @@ -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 */
> --
> 2.17.1
>
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amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
^ permalink raw reply [flat|nested] 2+ messages in thread
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2021-02-02 12:15 ` Huang Rui
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