Re: [Intel-gfx] [RFC v5 1/8] drm: Add Enhanced Gamma LUT precision structure

2018-11-06 Thread Daniel Vetter
On Sun, Sep 16, 2018 at 01:45:24PM +0530, Uma Shankar wrote: > Existing LUT precision structure is having only 16 bit > precision. This is not enough for upcoming enhanced hardwares > and advance usecases like HDR processing. Hence added a new > structure with 32 bit precision values. Also added th

Re: [Intel-gfx] [RFC v5 1/8] drm: Add Enhanced Gamma LUT precision structure

2018-11-05 Thread Matt Roper
On Sun, Sep 16, 2018 at 01:45:24PM +0530, Uma Shankar wrote: > Existing LUT precision structure is having only 16 bit > precision. This is not enough for upcoming enhanced hardwares > and advance usecases like HDR processing. Hence added a new > structure with 32 bit precision values. Also added th

[Intel-gfx] [RFC v5 1/8] drm: Add Enhanced Gamma LUT precision structure

2018-09-16 Thread Uma Shankar
Existing LUT precision structure is having only 16 bit precision. This is not enough for upcoming enhanced hardwares and advance usecases like HDR processing. Hence added a new structure with 32 bit precision values. Also added the code, for extracting the same from values passed from userspace. v