This is a note to let you know that I've just added the patch titled

drm/amdgpu: add new device to use atpx quirk

to the 4.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...

The filename of the patch is: drm-amdgpu-add-new-device-to-use-atpx-quirk.patch and it can be found in the queue-4.15 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.

From 6e59de2048eb375a9bfcd39461ef841cd2a78962 Mon Sep 17 00:00:00 2001

From: Kai-Heng Feng kai.heng.feng@canonical.com Date: Thu, 8 Feb 2018 17:46:01 +0800 Subject: drm/amdgpu: add new device to use atpx quirk

From: Kai-Heng Feng kai.heng.feng@canonical.com

commit 6e59de2048eb375a9bfcd39461ef841cd2a78962 upstream.

The affected system (0x0813) is pretty similar to another one (0x0812), it also needs to use ATPX power control.

Signed-off-by: Kai-Heng Feng kai.heng.feng@canonical.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org

--- drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c | 1 + 1 file changed, 1 insertion(+)

--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c @@ -568,6 +568,7 @@ static const struct amdgpu_px_quirk amdg /* HG _PR3 doesn't seem to work on this A+A weston board */ { 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 }, { 0, 0, 0, 0, 0 }, };

Patches currently in stable-queue which might be from kai.heng.feng@canonical.com are

queue-4.15/drm-amdgpu-add-new-device-to-use-atpx-quirk.patch queue-4.15/drm-edid-add-6-bpc-quirk-for-cpt-panel-in-asus-ux303la.patch