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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-09-21 10:59:29 +0200 |
|---|---|---|
| committer | Sean Paul <seanpaul@chromium.org> | 2016-09-22 00:04:03 -0700 |
| commit | a6acccf8ef222aa4b4622cdf82aa97e1b6700b92 (patch) | |
| tree | 5967927f0b2744bfd6c4522a934d55c0729bfa52 /include/drm | |
| parent | f1e2f66ce2d9f732fec184ab885fba4b53c06016 (diff) | |
| download | linux-a6acccf8ef222aa4b4622cdf82aa97e1b6700b92.tar.bz2 | |
drm/doc: Document color space handling
Again move it from the unmaintainable csv into DOC free-form overview
sections.
v2: Types Lionel&Sean spotted.
Cc: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1474448370-32227-6-git-send-email-daniel.vetter@ffwll.ch
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_color_mgmt.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/include/drm/drm_color_mgmt.h b/include/drm/drm_color_mgmt.h index 1e01c58bbe81..c767238ac9d5 100644 --- a/include/drm/drm_color_mgmt.h +++ b/include/drm/drm_color_mgmt.h @@ -33,9 +33,14 @@ void drm_crtc_enable_color_mgmt(struct drm_crtc *crtc, int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, int gamma_size); -/* - * Extract a degamma/gamma LUT value provided by user and round it to the - * precision supported by the hardware. +/** + * drm_color_lut_extract - clamp&round LUT entries + * @user_input: input value + * @bit_precision: number of bits the hw LUT supports + * + * Extract a degamma/gamma LUT value provided by user (in the form of + * &drm_color_lut entries) and round it to the precision supported by the + * hardware. */ static inline uint32_t drm_color_lut_extract(uint32_t user_input, uint32_t bit_precision) |