Attachment 126011 Details for Bug 97460 – additional workaround

[patch] additional workaround

0001-drm-amdgpu-skip-TV-CV-in-display-parsing.patch (text/plain), 1.31 KB, created by Alex Deucher on 2016-08-24 17:08:17 UTC

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Creator: Alex Deucher

Created: 2016-08-24 17:08:17 UTC

Size: 1.31 KB

patch

obsolete

>From f53fbb4c9a8b2cda8137bdaa6d5485358297a20e Mon Sep 17 00:00:00 2001
>From: Alex Deucher <alexander.deucher@amd.com>
>Date: Wed, 24 Aug 2016 13:04:15 -0400
>Subject: [PATCH] drm/amdgpu: skip TV/CV in display parsing
>
>No asics supported by amdgpu support analog TV.
>
>Workaround for bug:
>https://bugs.freedesktop.org/show_bug.cgi?id=97460
>
>Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
>Cc: stable@vger.kernel.org
>---
> drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
>diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
>index 1514223..fe872b8 100644
>--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
>+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
>@@ -321,6 +321,13 @@ bool amdgpu_atombios_get_connector_info_from_object_table(struct amdgpu_device *
> 			    (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));
>-- 
>2.5.5
>

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