[Intel-gfx] [PATCH v2 2/2] drm/i915: Simplify i915_reg_read_ioctl

[Chris Wilson]

Quoting Joonas Lahtinen (2017-09-08 12:49:06)
> Convert to use the freshly available made INTEL_GEN_MASK for easier
> grepping and improve function readability and clarify the UABI
> documentation.
> 
> No functional changes.
> 
> v2:
> - Lift GEM_BUG_ONs and use is_power_of_2 (Chris)
> - Retain -EINVAL on bad flags behavior (Chris)

I think you missed git add.
-Chris
>