linux-kernel - [PATCH 4.20 074/117] drm/amdgpu: Add APTX quirk for Lenovo laptop

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Message-Id: <20190129113211.213830528@linuxfoundation.org>
Date:   Tue, 29 Jan 2019 12:35:25 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Jim Qu <Jim.Qu@....com>,
        Alex Deucher <alexander.deucher@....com>
Subject: [PATCH 4.20 074/117] drm/amdgpu: Add APTX quirk for Lenovo laptop

4.20-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Alex Deucher <alexander.deucher@....com>

commit f15f3eb26e8d9d25ea2330ed1273473df2f039df upstream.

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@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Cc: stable@...r.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.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
@@ -576,6 +576,7 @@ static const struct amdgpu_px_quirk amdg
 	{ 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 },
 };