[drm/i915]: require_pipe_a helper functions
authorDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 7 Jul 2009 13:57:47 +0000 (15:57 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Thu, 10 Sep 2009 15:51:26 +0000 (17:51 +0200)
commit0cf7b9975b43d7f4e1277f0316360c9fee3b5981
tree06a6aad1984033f78cc96b6821ed0ae9a946ae1b
parentf8ebf4de97667748b370112e332e6f08cdea1027
[drm/i915]: require_pipe_a helper functions

These will be used to ensure that the clock of pipe a is running
when the overlay is switched on. Programming logic more or less
directly ported over from userspace.

Also export the already existing helper function drm_encoder_crtc_ok.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/drm_crtc_helper.c
drivers/gpu/drm/i915/intel_display.c
drivers/gpu/drm/i915/intel_drv.h
include/drm/drm_crtc_helper.h