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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-09-11 11:49:46 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-09-11 11:49:46 +0200 |
| commit | 70db9eace66c4932f17d42640fad17f561aa20da (patch) | |
| tree | e63d7b0c3b67dc24680df931766ec03f03a4f7c2 /Documentation/userspace-api | |
| parent | dcf5b8a7ae4e3875878529597c05f8cac4121515 (diff) | |
| parent | f6388029ea9e2c9e807d73827658738ea131faee (diff) | |
| download | linux-rolling-lts.tar.gz linux-rolling-lts.zip | |
Merge v6.18.51linux-rolling-lts
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/userspace-api')
| -rw-r--r-- | Documentation/userspace-api/media/v4l/ext-ctrls-colorimetry.rst | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-colorimetry.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-colorimetry.rst index 1e7265155715..fb0fe51ad0f5 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-colorimetry.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-colorimetry.rst @@ -79,15 +79,25 @@ Colorimetry Control IDs - ``white_point_x`` - Specifies the normalized x chromaticity coordinate of the white point of the mastering display in increments of 0.00002. + When both ``white_point_x`` and ``white_point_y`` are zero, + the white point chromaticity is unknown. If either coordinate is + non-zero, both coordinates shall be within their valid ranges. * - __u16 - ``white_point_y`` - Specifies the normalized y chromaticity coordinate of the white point of the mastering display in increments of 0.00002. + When both ``white_point_x`` and ``white_point_y`` are zero, + the white point chromaticity is unknown. If either coordinate is + non-zero, both coordinates shall be within their valid ranges. * - __u32 - ``max_luminance`` - Specifies the nominal maximum display luminance of the mastering display in units of 0.0001 cd/m\ :sup:`2`. + A value of zero indicates that the nominal maximum display + luminance is unknown. * - __u32 - ``min_luminance`` - - specifies the nominal minimum display luminance of the mastering + - Specifies the nominal minimum display luminance of the mastering display in units of 0.0001 cd/m\ :sup:`2`. + A value of zero indicates that the nominal minimum display + luminance is unknown. |