[PATCH v3 1/2] drm/mediatek: Add gamma correction

2016-07-21 Thread Bibby Hsieh
Hi, CK I'm appreciate your comments. On Fri, 2016-07-15 at 17:11 +0800, CK Hu wrote: > Hi, Bibby: > > Some comments inline. > > On Thu, 2016-07-07 at 15:37 +0800, Bibby Hsieh wrote: > > Apply gamma function to correct brightness values. > > It applies arbitrary mapping curve to compensate the

[PATCH v3 1/2] drm/mediatek: Add gamma correction

2016-07-15 Thread CK Hu
Hi, Bibby: Some comments inline. On Thu, 2016-07-07 at 15:37 +0800, Bibby Hsieh wrote: > Apply gamma function to correct brightness values. > It applies arbitrary mapping curve to compensate the > incorrect transfer function of the panel. > > Signed-off-by: Bibby Hsieh > --- >

[PATCH v3 1/2] drm/mediatek: Add gamma correction

2016-07-07 Thread Bibby Hsieh
Apply gamma function to correct brightness values. It applies arbitrary mapping curve to compensate the incorrect transfer function of the panel. Signed-off-by: Bibby Hsieh --- drivers/gpu/drm/mediatek/mtk_drm_crtc.c |8 +++ drivers/gpu/drm/mediatek/mtk_drm_crtc.h |1 +