[Intel-gfx] [v2 0/7] Add Multi Segment Gamma Support

[Ville Syrjälä]

On Mon, Apr 01, 2019 at 11:00:04PM +0530, Uma Shankar wrote:
> This series adds support for programmable gamma modes and
> exposes a property interface for the same. Also added,
> support for multi segment gamma mode introduced in ICL+
> 
> It creates 2 property interfaces :
> 1. GAMMA_MODE_CAPS: This is immutable property and exposes
> the various gamma modes supported and the lut ranges. This
> is an enum property with element as blob id. Getting the
> blob id in userspace, user can get the mode supported and
> also the range of gamma mode supported with number of lut
> coefficients.
> 
> 2. GAMMA_MODE: This is for user to set the gamma mode and
> send the lut values for that particular mode.

I think we should just go for the BLOB_ENUM prop type instead.
Then the possible values and the current value are all part
of the same prop.

> 
> v2: Used Ville's design and approach to define the interfaces.
> Addressed Matt Roper's review feedback and re-ordered the
> patches.
> 
> Uma Shankar (5):
>   drm: Add gamma mode property
>   drm/i915/icl: Add register definitions for Multi Segmented gamma
>   drm/i915/icl: Add support for multi segmented gamma mode
>   drm/i915: Add gamma mode caps property
>   drm/i915: Attach gamma mode property
> 
> Ville Syrjälä (2):
>   drm: Add gamma mode caps property
>   drm/i915: Define color lut range structure
> 
>  drivers/gpu/drm/drm_atomic_uapi.c    |  13 +
>  drivers/gpu/drm/drm_color_mgmt.c     | 110 +++++++++
>  drivers/gpu/drm/i915/i915_reg.h      |  17 ++
>  drivers/gpu/drm/i915/intel_color.c   | 465 ++++++++++++++++++++++++++++++++++-
>  drivers/gpu/drm/i915/intel_display.c |   5 +
>  include/drm/drm_color_mgmt.h         |  11 +
>  include/drm/drm_crtc.h               |  17 ++
>  include/drm/drm_mode_config.h        |  10 +
>  include/uapi/drm/drm_mode.h          |  49 ++++
>  9 files changed, 690 insertions(+), 7 deletions(-)
> 
> -- 
> 1.9.1
> 
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-- 
Ville Syrjälä
Intel