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| /openbmc/linux/drivers/gpu/drm/i915/ |
| H A D | i915_irq.c | diff 694e409daa90f2e21a97e43121c943a84e843bf9 Thu Mar 09 09:44:30 CST 2017 Ville Syrjälä <ville.syrjala@linux.intel.com> 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>
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