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drm/atomic: Make mode_fixup() optional for check_modeset() 

So the i915 driver can use the same logic for setting mode and active
changed flags, without having to implement encoder helpers and the
mode_fixup() callback.

Cc: dri-devel@lists.freedestkop.org
Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Acked-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ander Conselvan de Oliveira 2015-04-21 17:13:18 +03:00 committed by Daniel Vetter
parent 0f63cca2af
commit 840bfe9533
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/drm_atomic_helper.c
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@ -280,6 +280,8 @@ mode_fixup(struct drm_atomic_state *state)
*/
encoder = conn_state->best_encoder;
funcs = encoder->helper_private;
if (!funcs)
continue;
if (encoder->bridge && encoder->bridge->funcs->mode_fixup) {
ret = encoder->bridge->funcs->mode_fixup(
@ -317,6 +319,9 @@ mode_fixup(struct drm_atomic_state *state)
continue;
funcs = crtc->helper_private;
if (!funcs->mode_fixup)
continue;
ret = funcs->mode_fixup(crtc, &crtc_state->mode,
&crtc_state->adjusted_mode);
if (!ret) {