Re: [PATCH v1 10/10] uapi: linux: add mediatek isp_7x camsys user api
From: CK Hu (胡俊光)
Date: Fri Oct 11 2024 - 03:48:03 EST
Hi, Shu-hsiang:
On Wed, 2024-10-09 at 19:15 +0800, Shu-hsiang Yang wrote:
> Add UAPI for MediaTek ISP platform, providing user-space
> interfaces for the new camsys driver.
>
> Signed-off-by: Shu-hsiang Yang <Shu-hsiang.Yang@xxxxxxxxxxxx>
> ---
[snip]
> +
> +/* Luminance+Chrominance formats */
> +#define V4L2_PIX_FMT_YUYV10 v4l2_fourcc('Y', 'U', 'Y', 'A') /* 16 YUV 4:2:2 10-bit */
> +#define V4L2_PIX_FMT_YVYU10 v4l2_fourcc('Y', 'V', 'Y', 'A') /* 16 YUV 4:2:2 10-bit */
> +#define V4L2_PIX_FMT_UYVY10 v4l2_fourcc('U', 'Y', 'V', 'A') /* 16 YUV 4:2:2 10-bit */
> +#define V4L2_PIX_FMT_VYUY10 v4l2_fourcc('V', 'Y', 'U', 'A') /* 16 YUV 4:2:2 10-bit */
> +#define V4L2_PIX_FMT_YUYV12 v4l2_fourcc('Y', 'U', 'Y', 'C') /* 16 YUV 4:2:2 12-bit */
> +#define V4L2_PIX_FMT_YVYU12 v4l2_fourcc('Y', 'V', 'Y', 'C') /* 16 YUV 4:2:2 12-bit */
> +#define V4L2_PIX_FMT_UYVY12 v4l2_fourcc('U', 'Y', 'V', 'C') /* 16 YUV 4:2:2 12-bit */
> +#define V4L2_PIX_FMT_VYUY12 v4l2_fourcc('V', 'Y', 'U', 'C') /* 16 YUV 4:2:2 12-bit */
> +
> +/* two planes -- one Y, one Cr + Cb interleaved */
> +#define V4L2_PIX_FMT_NV12_10 v4l2_fourcc('1', '2', 'A', 'U') /* 12 Y/CbCr 4:2:0 10 bits un-packed */
> +#define V4L2_PIX_FMT_NV21_10 v4l2_fourcc('2', '1', 'A', 'U') /* 12 Y/CrCb 4:2:0 10 bits un-packed */
> +#define V4L2_PIX_FMT_NV16_10 v4l2_fourcc('1', '6', 'A', 'U') /* 16 Y/CbCr 4:2:2 10 bits un-packed */
> +#define V4L2_PIX_FMT_NV61_10 v4l2_fourcc('6', '1', 'A', 'U') /* 16 Y/CrCb 4:2:2 10 bits un-packed */
> +#define V4L2_PIX_FMT_NV12_12 v4l2_fourcc('1', '2', 'C', 'U') /* 12 Y/CbCr 4:2:0 12 bits un-packed */
> +#define V4L2_PIX_FMT_NV21_12 v4l2_fourcc('2', '1', 'C', 'U') /* 12 Y/CrCb 4:2:0 12 bits un-packed */
> +#define V4L2_PIX_FMT_NV16_12 v4l2_fourcc('1', '6', 'C', 'U') /* 16 Y/CbCr 4:2:2 12 bits un-packed */
> +#define V4L2_PIX_FMT_NV61_12 v4l2_fourcc('6', '1', 'C', 'U') /* 16 Y/CrCb 4:2:2 12 bits un-packed */
> +
> +/* Vendor specific - MediaTek ISP bayer formats */
> +#define V4L2_PIX_FMT_MTISP_SBGGR8 v4l2_fourcc('M', 'B', 'B', '8') /* Packed 8-bit */
> +#define V4L2_PIX_FMT_MTISP_SGBRG8 v4l2_fourcc('M', 'B', 'G', '8') /* Packed 8-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRBG8 v4l2_fourcc('M', 'B', 'g', '8') /* Packed 8-bit */
> +#define V4L2_PIX_FMT_MTISP_SRGGB8 v4l2_fourcc('M', 'B', 'R', '8') /* Packed 8-bit */
> +#define V4L2_PIX_FMT_MTISP_SBGGR10 v4l2_fourcc('M', 'B', 'B', 'A') /* Packed 10-bit */
> +#define V4L2_PIX_FMT_MTISP_SGBRG10 v4l2_fourcc('M', 'B', 'G', 'A') /* Packed 10-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRBG10 v4l2_fourcc('M', 'B', 'g', 'A') /* Packed 10-bit */
> +#define V4L2_PIX_FMT_MTISP_SRGGB10 v4l2_fourcc('M', 'B', 'R', 'A') /* Packed 10-bit */
> +#define V4L2_PIX_FMT_MTISP_SBGGR12 v4l2_fourcc('M', 'B', 'B', 'C') /* Packed 12-bit */
> +#define V4L2_PIX_FMT_MTISP_SGBRG12 v4l2_fourcc('M', 'B', 'G', 'C') /* Packed 12-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRBG12 v4l2_fourcc('M', 'B', 'g', 'C') /* Packed 12-bit */
> +#define V4L2_PIX_FMT_MTISP_SRGGB12 v4l2_fourcc('M', 'B', 'R', 'C') /* Packed 12-bit */
> +#define V4L2_PIX_FMT_MTISP_SBGGR14 v4l2_fourcc('M', 'B', 'B', 'E') /* Packed 14-bit */
> +#define V4L2_PIX_FMT_MTISP_SGBRG14 v4l2_fourcc('M', 'B', 'G', 'E') /* Packed 14-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRBG14 v4l2_fourcc('M', 'B', 'g', 'E') /* Packed 14-bit */
> +#define V4L2_PIX_FMT_MTISP_SRGGB14 v4l2_fourcc('M', 'B', 'R', 'E') /* Packed 14-bit */
> +#define V4L2_PIX_FMT_MTISP_SBGGR8F v4l2_fourcc('M', 'F', 'B', '8') /* Full-G 8-bit */
> +#define V4L2_PIX_FMT_MTISP_SGBRG8F v4l2_fourcc('M', 'F', 'G', '8') /* Full-G 8-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRBG8F v4l2_fourcc('M', 'F', 'g', '8') /* Full-G 8-bit */
> +#define V4L2_PIX_FMT_MTISP_SRGGB8F v4l2_fourcc('M', 'F', 'R', '8') /* Full-G 8-bit */
> +#define V4L2_PIX_FMT_MTISP_SBGGR10F v4l2_fourcc('M', 'F', 'B', 'A') /* Full-G 10-bit */
> +#define V4L2_PIX_FMT_MTISP_SGBRG10F v4l2_fourcc('M', 'F', 'G', 'A') /* Full-G 10-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRBG10F v4l2_fourcc('M', 'F', 'g', 'A') /* Full-G 10-bit */
> +#define V4L2_PIX_FMT_MTISP_SRGGB10F v4l2_fourcc('M', 'F', 'R', 'A') /* Full-G 10-bit */
> +#define V4L2_PIX_FMT_MTISP_SBGGR12F v4l2_fourcc('M', 'F', 'B', 'C') /* Full-G 12-bit */
> +#define V4L2_PIX_FMT_MTISP_SGBRG12F v4l2_fourcc('M', 'F', 'G', 'C') /* Full-G 12-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRBG12F v4l2_fourcc('M', 'F', 'g', 'C') /* Full-G 12-bit */
> +#define V4L2_PIX_FMT_MTISP_SRGGB12F v4l2_fourcc('M', 'F', 'R', 'C') /* Full-G 12-bit */
> +#define V4L2_PIX_FMT_MTISP_SBGGR14F v4l2_fourcc('M', 'F', 'B', 'E') /* Full-G 14-bit */
> +#define V4L2_PIX_FMT_MTISP_SGBRG14F v4l2_fourcc('M', 'F', 'G', 'E') /* Full-G 14-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRBG14F v4l2_fourcc('M', 'F', 'g', 'E') /* Full-G 14-bit */
> +#define V4L2_PIX_FMT_MTISP_SRGGB14F v4l2_fourcc('M', 'F', 'R', 'E') /* Full-G 14-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRB8F v4l2_fourcc('M', 'F', '8', 'P') /* three planes Full-G 8-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRB10F v4l2_fourcc('M', 'F', 'A', 'P') /* three planes Full-G 10-bit */
> +#define V4L2_PIX_FMT_MTISP_SGRB12F v4l2_fourcc('M', 'F', 'C', 'P') /* three planes Full-G 12-bit */
> +
> +/* Vendor specific - MediaTek Luminance+Chrominance formats */
> +#define V4L2_PIX_FMT_MTISP_YUYV10P v4l2_fourcc('Y', 'U', 'A', 'P') /* YUV 4:2:2 10-bit packed */
> +#define V4L2_PIX_FMT_MTISP_YVYU10P v4l2_fourcc('Y', 'V', 'A', 'P') /* YUV 4:2:2 10-bit packed */
> +#define V4L2_PIX_FMT_MTISP_UYVY10P v4l2_fourcc('U', 'Y', 'A', 'P') /* YUV 4:2:2 10-bit packed */
> +#define V4L2_PIX_FMT_MTISP_VYUY10P v4l2_fourcc('V', 'Y', 'A', 'P') /* YUV 4:2:2 10-bit packed */
> +#define V4L2_PIX_FMT_MTISP_NV12_10P v4l2_fourcc('1', '2', 'A', 'P') /* Y/CbCr 4:2:0 10 bits packed */
> +#define V4L2_PIX_FMT_MTISP_NV21_10P v4l2_fourcc('2', '1', 'A', 'P') /* Y/CrCb 4:2:0 10 bits packed */
> +#define V4L2_PIX_FMT_MTISP_NV16_10P v4l2_fourcc('1', '6', 'A', 'P') /* Y/CbCr 4:2:2 10 bits packed */
> +#define V4L2_PIX_FMT_MTISP_NV61_10P v4l2_fourcc('6', '1', 'A', 'P') /* Y/CrCb 4:2:2 10 bits packed */
> +#define V4L2_PIX_FMT_MTISP_YUYV12P v4l2_fourcc('Y', 'U', 'C', 'P') /* YUV 4:2:2 12-bit packed */
> +#define V4L2_PIX_FMT_MTISP_YVYU12P v4l2_fourcc('Y', 'V', 'C', 'P') /* YUV 4:2:2 12-bit packed */
> +#define V4L2_PIX_FMT_MTISP_UYVY12P v4l2_fourcc('U', 'Y', 'C', 'P') /* YUV 4:2:2 12-bit packed */
> +#define V4L2_PIX_FMT_MTISP_VYUY12P v4l2_fourcc('V', 'Y', 'C', 'P') /* YUV 4:2:2 12-bit packed */
> +#define V4L2_PIX_FMT_MTISP_NV12_12P v4l2_fourcc('1', '2', 'C', 'P') /* Y/CbCr 4:2:0 12 bits packed */
> +#define V4L2_PIX_FMT_MTISP_NV21_12P v4l2_fourcc('2', '1', 'C', 'P') /* Y/CrCb 4:2:0 12 bits packed */
> +#define V4L2_PIX_FMT_MTISP_NV16_12P v4l2_fourcc('1', '6', 'C', 'P') /* Y/CbCr 4:2:2 12 bits packed */
> +#define V4L2_PIX_FMT_MTISP_NV61_12P v4l2_fourcc('6', '1', 'C', 'P') /* Y/CrCb 4:2:2 12 bits packed */
> +
> +/* Vendor specific - MediaTek specified compressed format */
> +#define V4L2_PIX_FMT_MTISP_NV12_UFBC v4l2_fourcc('1', '2', '8', 'F') /* Y/CbCr 4:2:0 8 bits compressed */
> +#define V4L2_PIX_FMT_MTISP_NV21_UFBC v4l2_fourcc('2', '1', '8', 'F') /* Y/CrCb 4:2:0 8 bits compressed */
> +#define V4L2_PIX_FMT_MTISP_NV12_10_UFBC v4l2_fourcc('1', '2', 'A', 'F') /* Y/CbCr 4:2:0 10 bits compressed */
> +#define V4L2_PIX_FMT_MTISP_NV21_10_UFBC v4l2_fourcc('2', '1', 'A', 'F') /* Y/CrCb 4:2:0 10 bits compressed */
> +#define V4L2_PIX_FMT_MTISP_NV12_12_UFBC v4l2_fourcc('1', '2', 'C', 'F') /* Y/CbCr 4:2:0 12 bits compressed */
> +#define V4L2_PIX_FMT_MTISP_NV21_12_UFBC v4l2_fourcc('2', '1', 'C', 'F') /* Y/CrCb 4:2:0 12 bits compressed */
> +#define V4L2_PIX_FMT_MTISP_BAYER8_UFBC v4l2_fourcc('M', 'B', '8', 'U') /* Raw 8 bits compressed */
> +#define V4L2_PIX_FMT_MTISP_BAYER10_UFBC v4l2_fourcc('M', 'B', 'A', 'U') /* Raw 10 bits compressed */
> +#define V4L2_PIX_FMT_MTISP_BAYER12_UFBC v4l2_fourcc('M', 'B', 'C', 'U') /* Raw 12 bits compressed */
> +#define V4L2_PIX_FMT_MTISP_BAYER14_UFBC v4l2_fourcc('M', 'B', 'E', 'U') /* Raw 14 bits compressed */
> +
I think the V4L2 pixel format should be defined in include/uapi/linux/videodev2.h
Regards,
CK