* [PATCH] drm/amdgpu: Add APTX quirk for Dell Latitude 5495
@ 2019-08-27 9:33 Kai-Heng Feng
2019-08-27 14:21 ` Alex Deucher
0 siblings, 1 reply; 2+ messages in thread
From: Kai-Heng Feng @ 2019-08-27 9:33 UTC (permalink / raw)
To: alexander.deucher, christian.koenig, David1.Zhou
Cc: amd-gfx, dri-devel, linux-kernel, Kai-Heng Feng
Needs ATPX rather than _PR3 to really turn off the dGPU. This can save
~5W when dGPU is runtime-suspended.
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index 92b11de19581..354c8b6106dc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@ -575,6 +575,7 @@ static const struct amdgpu_px_quirk amdgpu_px_quirk_list[] = {
{ 0x1002, 0x6900, 0x1002, 0x0124, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0x1002, 0x6900, 0x1028, 0x0812, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0x1002, 0x6900, 0x1028, 0x0813, AMDGPU_PX_QUIRK_FORCE_ATPX },
+ { 0x1002, 0x699f, 0x1028, 0x0814, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0x1002, 0x6900, 0x1025, 0x125A, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0x1002, 0x6900, 0x17AA, 0x3806, AMDGPU_PX_QUIRK_FORCE_ATPX },
{ 0, 0, 0, 0, 0 },
--
2.17.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] drm/amdgpu: Add APTX quirk for Dell Latitude 5495
2019-08-27 9:33 [PATCH] drm/amdgpu: Add APTX quirk for Dell Latitude 5495 Kai-Heng Feng
@ 2019-08-27 14:21 ` Alex Deucher
0 siblings, 0 replies; 2+ messages in thread
From: Alex Deucher @ 2019-08-27 14:21 UTC (permalink / raw)
To: Kai-Heng Feng
Cc: Deucher, Alexander, Christian Koenig, Chunming Zhou,
Maling list - DRI developers, amd-gfx list, LKML
On Tue, Aug 27, 2019 at 9:07 AM Kai-Heng Feng
<kai.heng.feng@canonical.com> wrote:
>
> Needs ATPX rather than _PR3 to really turn off the dGPU. This can save
> ~5W when dGPU is runtime-suspended.
>
> Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Applied. thanks!
Alex
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
> index 92b11de19581..354c8b6106dc 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
> @@ -575,6 +575,7 @@ static const struct amdgpu_px_quirk amdgpu_px_quirk_list[] = {
> { 0x1002, 0x6900, 0x1002, 0x0124, AMDGPU_PX_QUIRK_FORCE_ATPX },
> { 0x1002, 0x6900, 0x1028, 0x0812, AMDGPU_PX_QUIRK_FORCE_ATPX },
> { 0x1002, 0x6900, 0x1028, 0x0813, AMDGPU_PX_QUIRK_FORCE_ATPX },
> + { 0x1002, 0x699f, 0x1028, 0x0814, AMDGPU_PX_QUIRK_FORCE_ATPX },
> { 0x1002, 0x6900, 0x1025, 0x125A, AMDGPU_PX_QUIRK_FORCE_ATPX },
> { 0x1002, 0x6900, 0x17AA, 0x3806, AMDGPU_PX_QUIRK_FORCE_ATPX },
> { 0, 0, 0, 0, 0 },
> --
> 2.17.1
>
> _______________________________________________
> amd-gfx mailing list
> 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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