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authorAric Cyr <aric.cyr@amd.com>2016-12-20 20:24:24 -0500
committerAlex Deucher <alexander.deucher@amd.com>2017-09-26 17:06:52 -0400
commitd7194cf6b8ddf0344e70834397d0b1af2cc5fe05 (patch)
tree5cf6188fb1d2d3b9974d396dc03b08b79609ba30 /drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h
parent3c25e920f011d785725985733ca2625defbf680f (diff)
drm/amd/display: Implement gamma correction using input LUT
The dc_gamma in dc_surface will be programmed to the input LUT if provided. If dc_gamma is not provided in dc_surface regamma may be used to emulate gamma. Some refactor and cleanup included as well. Signed-off-by: Aric Cyr <aric.cyr@amd.com> Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> Acked-by: Harry Wentland <Harry.Wentland@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h')
-rw-r--r--drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h b/drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h
index e9ed167c9e41..0457bc7a44d4 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h
@@ -110,6 +110,10 @@ struct ipp_funcs {
struct input_pixel_processor *ipp,
struct ipp_prescale_params *params);
+ void (*ipp_program_input_lut)(
+ struct input_pixel_processor *ipp,
+ const struct dc_gamma *gamma);
+
/*** DEGAMMA RELATED ***/
bool (*ipp_set_degamma)(
struct input_pixel_processor *ipp,