diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0540-drm-amd-display-Workaround-IGT-multiplane-restrictio.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/0540-drm-amd-display-Workaround-IGT-multiplane-restrictio.patch | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0540-drm-amd-display-Workaround-IGT-multiplane-restrictio.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0540-drm-amd-display-Workaround-IGT-multiplane-restrictio.patch deleted file mode 100644 index 37b57138..00000000 --- a/common/recipes-kernel/linux/linux-yocto-4.14.71/0540-drm-amd-display-Workaround-IGT-multiplane-restrictio.patch +++ /dev/null @@ -1,52 +0,0 @@ -From 2f52e4d4c361ad24edec4660ddda2d738d327030 Mon Sep 17 00:00:00 2001 -From: "Leo (Sunpeng) Li" <sunpeng.li@amd.com> -Date: Fri, 16 Jun 2017 15:59:17 -0400 -Subject: [PATCH 0540/4131] drm/amd/display: Workaround IGT multiplane - restriction - -IGT currently does not properly commit changes on planes with multiple -possible CRTC's. Set one valid CRTC for each plane for now, plus one -underlay plane on Carizzo and Stoney that is valid for all CRTCs. - -Signed-off-by: Leo (Sunpeng) Li <sunpeng.li@amd.com> -Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> -Signed-off-by: Alex Deucher <alexander.deucher@amd.com> ---- - drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 14 +++++++++++++- - 1 file changed, 13 insertions(+), 1 deletion(-) - -diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c -index 3bdf683..605da36 100644 ---- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c -+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c -@@ -1189,6 +1189,7 @@ int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) - struct amdgpu_encoder *aencoder = NULL; - struct amdgpu_mode_info *mode_info = &adev->mode_info; - uint32_t link_cnt; -+ unsigned long possible_crtcs; - - link_cnt = dm->dc->caps.max_links; - if (amdgpu_dm_mode_config_init(dm->adev)) { -@@ -1204,7 +1205,18 @@ int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) - goto fail_free_planes; - } - mode_info->planes[i]->base.type = mode_info->plane_type[i]; -- if (amdgpu_dm_plane_init(dm, mode_info->planes[i], 0xff)) { -+ -+ /* -+ * HACK: IGT tests expect that each plane can only have one -+ * one possible CRTC. For now, set one CRTC for each -+ * plane that is not an underlay, but still allow multiple -+ * CRTCs for underlay planes. -+ */ -+ possible_crtcs = 1 << i; -+ if (i >= dm->dc->caps.max_streams) -+ possible_crtcs = 0xff; -+ -+ if (amdgpu_dm_plane_init(dm, mode_info->planes[i], possible_crtcs)) { - DRM_ERROR("KMS: Failed to initialize plane\n"); - goto fail_free_planes; - } --- -2.7.4 - |