This is a note to let you know that I've just added the patch titled
drm/amdgpu: skip TV/CV in display parsing
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amdgpu-skip-tv-cv-in-display-parsing.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 611a1507fe8569ce1adab3abc982ea58ab559fb9 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@xxxxxxx>
Date: Wed, 24 Aug 2016 13:04:15 -0400
Subject: drm/amdgpu: skip TV/CV in display parsing
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From: Alex Deucher <alexander.deucher@xxxxxxx>
commit 611a1507fe8569ce1adab3abc982ea58ab559fb9 upstream.
No asics supported by amdgpu support analog TV.
Workaround for bug:
https://bugs.freedesktop.org/show_bug.cgi?id=97460
Reviewed-by: Christian König <christian.koenig@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c | 7 +++++++
1 file changed, 7 insertions(+)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
@@ -331,6 +331,13 @@ bool amdgpu_atombios_get_connector_info_
(le16_to_cpu(path->usConnObjectId) &
OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;
+ /* Skip TV/CV support */
+ if ((le16_to_cpu(path->usDeviceTag) ==
+ ATOM_DEVICE_TV1_SUPPORT) ||
+ (le16_to_cpu(path->usDeviceTag) ==
+ ATOM_DEVICE_CV_SUPPORT))
+ continue;
+
if (con_obj_id >= ARRAY_SIZE(object_connector_convert)) {
DRM_ERROR("invalid con_obj_id %d for device tag 0x%04x\n",
con_obj_id, le16_to_cpu(path->usDeviceTag));
Patches currently in stable-queue which might be from alexander.deucher@xxxxxxx are
queue-4.4/drm-amd-amdgpu-sdma-resume-fail-during-s4-on-ci.patch
queue-4.4/drm-amdgpu-change-gart-offset-to-64-bit.patch
queue-4.4/drm-amdgpu-avoid-a-possible-array-overflow.patch
queue-4.4/drm-amdgpu-record-error-code-when-ring-test-failed.patch
queue-4.4/drm-amdgpu-skip-tv-cv-in-display-parsing.patch
queue-4.4/drm-amdgpu-fix-amdgpu_move_blit-on-32bit-systems.patch
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