From f5c97b187962d612eb9661313d12671098908709 Mon Sep 17 00:00:00 2001 From: V3n3RiX Date: Fri, 13 Apr 2018 15:02:23 +0100 Subject: drm/amd/display: disable CRTCs with NULL FB on their primary --- ...CRTCs-with-NULL-FB-on-their-primary-plane.patch | 48 ++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 sys-kernel/linux-image-redcore/files/revert-disable-CRTCs-with-NULL-FB-on-their-primary-plane.patch (limited to 'sys-kernel/linux-image-redcore/files') diff --git a/sys-kernel/linux-image-redcore/files/revert-disable-CRTCs-with-NULL-FB-on-their-primary-plane.patch b/sys-kernel/linux-image-redcore/files/revert-disable-CRTCs-with-NULL-FB-on-their-primary-plane.patch new file mode 100644 index 00000000..1fce1ef9 --- /dev/null +++ b/sys-kernel/linux-image-redcore/files/revert-disable-CRTCs-with-NULL-FB-on-their-primary-plane.patch @@ -0,0 +1,48 @@ +diff -Naur linux-4.16.2/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c linux-4.16.2-p/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +--- linux-4.16.2/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c 2018-04-12 12:30:01.000000000 +0200 ++++ linux-4.16.2-p/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c 2018-04-13 15:31:41.086861095 +0200 +@@ -4776,33 +4776,6 @@ + return ret; + } + +-static int dm_atomic_check_plane_state_fb(struct drm_atomic_state *state, +- struct drm_crtc *crtc) +-{ +- struct drm_plane *plane; +- struct drm_crtc_state *crtc_state; +- +- WARN_ON(!drm_atomic_get_new_crtc_state(state, crtc)); +- +- drm_for_each_plane_mask(plane, state->dev, crtc->state->plane_mask) { +- struct drm_plane_state *plane_state = +- drm_atomic_get_plane_state(state, plane); +- +- if (IS_ERR(plane_state)) +- return -EDEADLK; +- +- crtc_state = drm_atomic_get_crtc_state(plane_state->state, crtc); +- if (IS_ERR(crtc_state)) +- return PTR_ERR(crtc_state); +- +- if (crtc->primary == plane && crtc_state->active) { +- if (!plane_state->fb) +- return -EINVAL; +- } +- } +- return 0; +-} +- + static int amdgpu_dm_atomic_check(struct drm_device *dev, + struct drm_atomic_state *state) + { +@@ -4826,10 +4799,6 @@ + goto fail; + + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { +- ret = dm_atomic_check_plane_state_fb(state, crtc); +- if (ret) +- goto fail; +- + if (!drm_atomic_crtc_needs_modeset(new_crtc_state) && + !new_crtc_state->color_mgmt_changed) + continue; -- cgit v1.2.3