drm/i915: Add messages useful for HPD storm detection debugging (v2)
authorEgbert Eich <eich@suse.de>
Fri, 26 Jul 2013 12:14:24 +0000 (14:14 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Fri, 26 Jul 2013 17:43:48 +0000 (19:43 +0200)
commitb8f102e8bf71cacf33326360fdf9dcfd1a63925b
tree6fdf7f9263d1d990763f0867e3a5e0b1cac263d1
parent3b27af3560f3cfe4e09171024515fa304ebae93b
drm/i915: Add messages useful for HPD storm detection debugging (v2)

For HPD storm detection we now mask out individual interrupt source
bits. We have already seen a case where HPD interrupt enable bits
were assigned to the wrong pins. To track these conditions more
easily add some debugging messages.

v2: Spelling fixes as suggested by Jani Nikula <jani.nikula@linux.intel.com>

Signed-off-by: Egbert Eich <eich@suse.de>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/i915_irq.c