drm/i915: abstract and document register picking macros
authorJani Nikula <jani.nikula@intel.com>
Fri, 29 Jun 2018 10:20:39 +0000 (13:20 +0300)
committerJani Nikula <jani.nikula@intel.com>
Mon, 2 Jul 2018 14:36:23 +0000 (17:36 +0300)
commite67005e59a74613c2d5879f63eef70e6267bb452
tree07f8f778285c7b64fc5a340b46d532f7c8b88a2f
parent1ea29bbd47cf5640fd67f8bcca1f934aa468c428
drm/i915: abstract and document register picking macros

Try to describe what the pick variants do, and which to prefer. No
functional changes.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180629102039.2435-1-jani.nikula@intel.com
drivers/gpu/drm/i915/i915_reg.h