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drm/atomic: pass old crtc state to atomic_begin/flush.

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In intel it's useful to keep track of some state changes with old
crtc state vs new state, for example to disable initial planes or
when a modeset's prevented during fastboot.

Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com>
[danvet: squash in fixup for exynos provided by Maarten.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Maarten Lankhorst
2015-07-21 13:28:58 +02:00
committed by Daniel Vetter
parent fc596660dd
commit 613d2b2721
11 changed files with 44 additions and 26 deletions
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4
drivers/gpu/drm/drm_plane_helper.c
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@@ -437,7 +437,7 @@ int drm_plane_helper_commit(struct drm_plane *plane,
for (i = 0; i < 2; i++) {
if (crtc_funcs[i] && crtc_funcs[i]->atomic_begin)
crtc_funcs[i]->atomic_begin(crtc[i]);
crtc_funcs[i]->atomic_begin(crtc[i], crtc[i]->state);
}
/*
@@ -452,7 +452,7 @@ int drm_plane_helper_commit(struct drm_plane *plane,
for (i = 0; i < 2; i++) {
if (crtc_funcs[i] && crtc_funcs[i]->atomic_flush)
crtc_funcs[i]->atomic_flush(crtc[i]);
crtc_funcs[i]->atomic_flush(crtc[i], crtc[i]->state);
}
/*