drm/i915: Kill vblank waits after pipe enable on gmch platforms
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Thu, 8 May 2014 16:23:15 +0000 (19:23 +0300)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 13 May 2014 15:16:04 +0000 (17:16 +0200)
commit56ef52cad5e37fca89638e4bad598a994ecc3d9f
tree33ec432796622cf7681a41d4947f84fa2a7050e0
parent9ab0460b1b95c7697a51dc0b5467eb1d308b4827
drm/i915: Kill vblank waits after pipe enable on gmch platforms

The pipe might not start to actually run until the port has been enabled
(depends on the platform and port type). So don't try to wait for vblank
after we enabled the pipe but haven't yet enabled the port.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
References: https://bugs.freedesktop.org/show_bug.cgi?id=77297
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_display.c