[PATCH v4 3/4] drm/mediatek: Add gamma correction.

2016-08-11 Thread Ville Syrjälä
On Thu, Aug 11, 2016 at 09:51:16AM +0200, Philipp Zabel wrote: > Am Donnerstag, den 11.08.2016, 10:44 +0300 schrieb Ville Syrjälä: > > On Thu, Aug 11, 2016 at 09:32:59AM +0200, Philipp Zabel wrote: > > > Am Donnerstag, den 28.07.2016, 10:22 +0800 schrieb Bibby Hsieh: > > > > Add gamma set functio

[PATCH v4 3/4] drm/mediatek: Add gamma correction.

2016-08-11 Thread Daniel Vetter
On Thu, Aug 11, 2016 at 11:02:27AM +0300, Ville Syrjälä wrote: > On Thu, Aug 11, 2016 at 09:51:16AM +0200, Philipp Zabel wrote: > > Am Donnerstag, den 11.08.2016, 10:44 +0300 schrieb Ville Syrjälä: > > > On Thu, Aug 11, 2016 at 09:32:59AM +0200, Philipp Zabel wrote: > > > > Am Donnerstag, den 2

[PATCH v4 3/4] drm/mediatek: Add gamma correction.

2016-08-11 Thread Ville Syrjälä
On Thu, Aug 11, 2016 at 09:32:59AM +0200, Philipp Zabel wrote: > Am Donnerstag, den 28.07.2016, 10:22 +0800 schrieb Bibby Hsieh: > > Add gamma set function to correct brightness values. > > It applies arbitrary mapping curve to compensate the > > incorrect transfer function of the panel. > > > > S

[PATCH v4 3/4] drm/mediatek: Add gamma correction.

2016-08-11 Thread Philipp Zabel
Am Donnerstag, den 11.08.2016, 10:44 +0300 schrieb Ville Syrjälä: > On Thu, Aug 11, 2016 at 09:32:59AM +0200, Philipp Zabel wrote: > > Am Donnerstag, den 28.07.2016, 10:22 +0800 schrieb Bibby Hsieh: > > > Add gamma set function to correct brightness values. > > > It applies arbitrary mapping curv

[PATCH v4 3/4] drm/mediatek: Add gamma correction.

2016-08-11 Thread Philipp Zabel
Am Donnerstag, den 28.07.2016, 10:22 +0800 schrieb Bibby Hsieh: > Add gamma set 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

[PATCH v4 3/4] drm/mediatek: Add gamma correction.

2016-07-28 Thread Bibby Hsieh
Add gamma set 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 + dri