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* [PATCH] drm/amdgpu/powerplay: fix AVFS handling with custom powerplay table
@ 2019-11-07 20:18 ` Alex Deucher
  0 siblings, 0 replies; 4+ messages in thread
From: Alex Deucher @ 2019-11-07 20:18 UTC (permalink / raw)
  To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW; +Cc: Alex Deucher

When a custom powerplay table is provided, we need to update
the OD VDDC flag to avoid AVFS being enabled when it shouldn't be.

Bug: https://bugzilla.kernel.org/show_bug.cgi?id=205393
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index 4ea63a2e17da..a4a7f8534966 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -3689,6 +3689,13 @@ static int vega10_set_power_state_tasks(struct pp_hwmgr *hwmgr,
 	PP_ASSERT_WITH_CODE(!result,
 			"Failed to upload PPtable!", return result);
 
+	/*
+	 * If a custom pp table is loaded, set DPMTABLE_OD_UPDATE_VDDC flag.
+	 * That effectively disables AVFS feature.
+	 */
+	if(hwmgr->hardcode_pp_table != NULL)
+		data->need_update_dpm_table |= DPMTABLE_OD_UPDATE_VDDC;
+
 	vega10_update_avfs(hwmgr);
 
 	/*
-- 
2.23.0

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [PATCH] drm/amdgpu/powerplay: fix AVFS handling with custom powerplay table
@ 2019-11-07 20:18 ` Alex Deucher
  0 siblings, 0 replies; 4+ messages in thread
From: Alex Deucher @ 2019-11-07 20:18 UTC (permalink / raw)
  To: amd-gfx; +Cc: Alex Deucher

When a custom powerplay table is provided, we need to update
the OD VDDC flag to avoid AVFS being enabled when it shouldn't be.

Bug: https://bugzilla.kernel.org/show_bug.cgi?id=205393
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index 4ea63a2e17da..a4a7f8534966 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -3689,6 +3689,13 @@ static int vega10_set_power_state_tasks(struct pp_hwmgr *hwmgr,
 	PP_ASSERT_WITH_CODE(!result,
 			"Failed to upload PPtable!", return result);
 
+	/*
+	 * If a custom pp table is loaded, set DPMTABLE_OD_UPDATE_VDDC flag.
+	 * That effectively disables AVFS feature.
+	 */
+	if(hwmgr->hardcode_pp_table != NULL)
+		data->need_update_dpm_table |= DPMTABLE_OD_UPDATE_VDDC;
+
 	vega10_update_avfs(hwmgr);
 
 	/*
-- 
2.23.0

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* RE: [PATCH] drm/amdgpu/powerplay: fix AVFS handling with custom powerplay table
@ 2019-11-08  3:29     ` Quan, Evan
  0 siblings, 0 replies; 4+ messages in thread
From: Quan, Evan @ 2019-11-08  3:29 UTC (permalink / raw)
  To: Alex Deucher, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW; +Cc: Deucher, Alexander

Reviewed-by: Evan Quan <evan.quan@amd.com>

> -----Original Message-----
> From: amd-gfx <amd-gfx-bounces@lists.freedesktop.org> On Behalf Of Alex
> Deucher
> Sent: Friday, November 8, 2019 4:18 AM
> To: amd-gfx@lists.freedesktop.org
> Cc: Deucher, Alexander <Alexander.Deucher@amd.com>
> Subject: [PATCH] drm/amdgpu/powerplay: fix AVFS handling with custom
> powerplay table
> 
> When a custom powerplay table is provided, we need to update the OD VDDC
> flag to avoid AVFS being enabled when it shouldn't be.
> 
> Bug: https://bugzilla.kernel.org/show_bug.cgi?id=205393
> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
> ---
>  drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> index 4ea63a2e17da..a4a7f8534966 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> @@ -3689,6 +3689,13 @@ static int vega10_set_power_state_tasks(struct
> pp_hwmgr *hwmgr,
>  	PP_ASSERT_WITH_CODE(!result,
>  			"Failed to upload PPtable!", return result);
> 
> +	/*
> +	 * If a custom pp table is loaded, set DPMTABLE_OD_UPDATE_VDDC
> flag.
> +	 * That effectively disables AVFS feature.
> +	 */
> +	if(hwmgr->hardcode_pp_table != NULL)
> +		data->need_update_dpm_table |=
> DPMTABLE_OD_UPDATE_VDDC;
> +
>  	vega10_update_avfs(hwmgr);
> 
>  	/*
> --
> 2.23.0
> 
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply	[flat|nested] 4+ messages in thread

* RE: [PATCH] drm/amdgpu/powerplay: fix AVFS handling with custom powerplay table
@ 2019-11-08  3:29     ` Quan, Evan
  0 siblings, 0 replies; 4+ messages in thread
From: Quan, Evan @ 2019-11-08  3:29 UTC (permalink / raw)
  To: Alex Deucher, amd-gfx; +Cc: Deucher, Alexander

Reviewed-by: Evan Quan <evan.quan@amd.com>

> -----Original Message-----
> From: amd-gfx <amd-gfx-bounces@lists.freedesktop.org> On Behalf Of Alex
> Deucher
> Sent: Friday, November 8, 2019 4:18 AM
> To: amd-gfx@lists.freedesktop.org
> Cc: Deucher, Alexander <Alexander.Deucher@amd.com>
> Subject: [PATCH] drm/amdgpu/powerplay: fix AVFS handling with custom
> powerplay table
> 
> When a custom powerplay table is provided, we need to update the OD VDDC
> flag to avoid AVFS being enabled when it shouldn't be.
> 
> Bug: https://bugzilla.kernel.org/show_bug.cgi?id=205393
> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
> ---
>  drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> index 4ea63a2e17da..a4a7f8534966 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> @@ -3689,6 +3689,13 @@ static int vega10_set_power_state_tasks(struct
> pp_hwmgr *hwmgr,
>  	PP_ASSERT_WITH_CODE(!result,
>  			"Failed to upload PPtable!", return result);
> 
> +	/*
> +	 * If a custom pp table is loaded, set DPMTABLE_OD_UPDATE_VDDC
> flag.
> +	 * That effectively disables AVFS feature.
> +	 */
> +	if(hwmgr->hardcode_pp_table != NULL)
> +		data->need_update_dpm_table |=
> DPMTABLE_OD_UPDATE_VDDC;
> +
>  	vega10_update_avfs(hwmgr);
> 
>  	/*
> --
> 2.23.0
> 
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2019-11-08  3:29 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-11-07 20:18 [PATCH] drm/amdgpu/powerplay: fix AVFS handling with custom powerplay table Alex Deucher
2019-11-07 20:18 ` Alex Deucher
     [not found] ` <20191107201821.1252472-1-alexander.deucher-5C7GfCeVMHo@public.gmane.org>
2019-11-08  3:29   ` Quan, Evan
2019-11-08  3:29     ` Quan, Evan

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