From: Daniel Scally dan.scally@ideasonboard.com
[ Upstream commit e16cab9c1596e251761d2bfb5e1467950d616963 ]
The color matching descriptors defined in the UVC Specification contain 3 fields with discrete numeric values representing particular settings. Enumerate those values so that later code setting them can be more readable.
Reviewed-by: Laurent Pinchart laurent.pinchart@ideasonboard.com Signed-off-by: Daniel Scally dan.scally@ideasonboard.com Link: https://lore.kernel.org/r/20230202114142.300858-2-dan.scally@ideasonboard.co... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- include/uapi/linux/usb/video.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)
diff --git a/include/uapi/linux/usb/video.h b/include/uapi/linux/usb/video.h index ff6cc6cb4227c..0c5087c39a9fe 100644 --- a/include/uapi/linux/usb/video.h +++ b/include/uapi/linux/usb/video.h @@ -179,6 +179,36 @@ #define UVC_CONTROL_CAP_AUTOUPDATE (1 << 3) #define UVC_CONTROL_CAP_ASYNCHRONOUS (1 << 4)
+/* 3.9.2.6 Color Matching Descriptor Values */ +enum uvc_color_primaries_values { + UVC_COLOR_PRIMARIES_UNSPECIFIED, + UVC_COLOR_PRIMARIES_BT_709_SRGB, + UVC_COLOR_PRIMARIES_BT_470_2_M, + UVC_COLOR_PRIMARIES_BT_470_2_B_G, + UVC_COLOR_PRIMARIES_SMPTE_170M, + UVC_COLOR_PRIMARIES_SMPTE_240M, +}; + +enum uvc_transfer_characteristics_values { + UVC_TRANSFER_CHARACTERISTICS_UNSPECIFIED, + UVC_TRANSFER_CHARACTERISTICS_BT_709, + UVC_TRANSFER_CHARACTERISTICS_BT_470_2_M, + UVC_TRANSFER_CHARACTERISTICS_BT_470_2_B_G, + UVC_TRANSFER_CHARACTERISTICS_SMPTE_170M, + UVC_TRANSFER_CHARACTERISTICS_SMPTE_240M, + UVC_TRANSFER_CHARACTERISTICS_LINEAR, + UVC_TRANSFER_CHARACTERISTICS_SRGB, +}; + +enum uvc_matrix_coefficients { + UVC_MATRIX_COEFFICIENTS_UNSPECIFIED, + UVC_MATRIX_COEFFICIENTS_BT_709, + UVC_MATRIX_COEFFICIENTS_FCC, + UVC_MATRIX_COEFFICIENTS_BT_470_2_B_G, + UVC_MATRIX_COEFFICIENTS_SMPTE_170M, + UVC_MATRIX_COEFFICIENTS_SMPTE_240M, +}; + /* ------------------------------------------------------------------------ * UVC structures */