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drm/amd/display: Fix increment when sampling OTF in DCE

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Previously, the number of software segmets per region was reduced to 16.
This needs to be reflected in the sampling distance (increment) used when
translating to the hardware format.

Signed-off-by: Leo (Sunpeng) Li <sunpeng.li@amd.com>
Reviewed-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Leo (Sunpeng) Li 2018-02-09 12:51:01 -05:00 committed by Alex Deucher
parent 792474b736
commit ec47734a6d
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
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@ -481,7 +481,7 @@ dce110_translate_regamma_to_hw_format(const struct dc_transfer_func *output_tf,
j = 0;
for (k = 0; k < (region_end - region_start); k++) {
increment = 32 / (1 << seg_distr[k]);
increment = NUMBER_SW_SEGMENTS / (1 << seg_distr[k]);
start_index = (region_start + k + MAX_LOW_POINT) *
NUMBER_SW_SEGMENTS;
for (i = start_index; i < start_index + NUMBER_SW_SEGMENTS;