drm: Use new mode_valid() helpers in connector probe helper
authorJose Abreu <Jose.Abreu@synopsys.com>
Thu, 25 May 2017 14:19:15 +0000 (15:19 +0100)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 30 May 2017 06:37:50 +0000 (08:37 +0200)
commit97f973d652602425f4dc31a13e8605d5841afe25
treeb5ec58ee1a605b88773f0b35cff679456b61bf4c
parentb1240f81a1865670e44d25593e47c2023a20ab62
drm: Use new mode_valid() helpers in connector probe helper

This changes the connector probe helper function to use the new
encoder->mode_valid(), bridge->mode_valid() and crtc->mode_valid()
helper callbacks to validate the modes.

The new callbacks are optional so the behaviour remains the same
if they are not implemented. If they are, then the code loops
through all the connector's encodersXbridgesXcrtcs and calls the
callback.

If at least a valid encoderXbridgeXcrtc combination is found which
accepts the mode then the function returns MODE_OK.

Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Carlos Palminha <palminha@synopsys.com>
Cc: Dave Airlie <airlied@linux.ie>
Cc: Andrzej Hajda <a.hajda@samsung.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Changes v3->v4:
- Change function name (Laurent)
Changes v2->v3:
- Call also bridge->mode_valid (Daniel)
Changes v1->v2:
- Use new helpers suggested by Ville
- Change documentation (Daniel)
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/d4e3ba87d822fa92f1b8773e441b9a02af3bde71.1495720737.git.joabreu@synopsys.com
drivers/gpu/drm/drm_probe_helper.c