From: Alex Deucher <alexander.deucher@amd.com>
Date: Tue, 15 Jan 2019 17:09:09 +0000 (-0500)
Subject: drm/amdgpu: Add APTX quirk for Lenovo laptop
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f15f3eb26e8d9d25ea2330ed1273473df2f039df;p=linux.git

drm/amdgpu: Add APTX quirk for Lenovo laptop

Needs ATPX rather than _PR3 for dGPU power control.

Bug: https://bugzilla.kernel.org/show_bug.cgi?id=202263
Reviewed-by: Jim Qu <Jim.Qu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index a028661d9e201..92b11de195813 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@ -576,6 +576,7 @@ static const struct amdgpu_px_quirk amdgpu_px_quirk_list[] = {
 	{ 0x1002, 0x6900, 0x1028, 0x0812, AMDGPU_PX_QUIRK_FORCE_ATPX },
 	{ 0x1002, 0x6900, 0x1028, 0x0813, 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 },
 };