]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: cf84ca5) | patch
drm/i915: Use I915_READ_FW in i915_get_vblank_counter()
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Thu, 9 Mar 2017 15:44:30 +0000 (17:44 +0200)
committerVille Syrjälä <ville.syrjala@linux.intel.com>
Mon, 13 Mar 2017 19:14:47 +0000 (21:14 +0200)
commit67e39c28ee9fe8e111b53f6a857a90efd8900d8a
treed6c2052ec06769cc613a1741040de3911c4f871dtree | snapshot
parentcf84ca53f80a07e2183ab61ccfa5e5a51ff82399commit | diff
drm/i915: Use I915_READ_FW in i915_get_vblank_counter()

Optimize the multi-register read in i915_get_vblank_counter() a little
bit by grabbing the uncore lock manually and using I915_READ_FW().

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170309154434.29303-2-ville.syrjala@linux.intel.com
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
drivers/gpu/drm/i915/i915_irq.c diff | blob | history
Linux Kernel Source Tree.