[PATCH v13 08/15] media: Add MALI_C55_3A_STATS meta format
From: Daniel Scally <dan.scally@ideasonboard.com>
Date: 2025-11-11 16:16:30
Also in:
linux-arm-kernel, linux-media
Subsystem:
media input infrastructure (v4l/dvb), the rest · Maintainers:
Mauro Carvalho Chehab, Linus Torvalds
Add a new meta format for the Mali-C55 ISP's 3A Statistics along
with a new descriptor entry.
Tested-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Nayden Kanchev <redacted>
Co-developed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Signed-off-by: Daniel Scally <dan.scally@ideasonboard.com>
---
Changes in v12:
- None
Changes in v11:
- None
Changes in v10:
- None
Changes in v9:
- None
Changes in v8:
- None
Changes in v7:
- None
Changes in v6:
- New patch
Changes in v5:
- New patch
---
drivers/media/v4l2-core/v4l2-ioctl.c | 1 +
include/uapi/linux/videodev2.h | 3 +++
2 files changed, 4 insertions(+)
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 01cf52c3ea33e1a01e1b306036ba4e57ef5c95d0..bfab29938b8f43f3224e4bc794c21eb5b6e368a2 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c@@ -1469,6 +1469,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt) case V4L2_META_FMT_RK_ISP1_EXT_PARAMS: descr = "Rockchip ISP1 Ext 3A Params"; break; case V4L2_META_FMT_C3ISP_PARAMS: descr = "Amlogic C3 ISP Parameters"; break; case V4L2_META_FMT_C3ISP_STATS: descr = "Amlogic C3 ISP Statistics"; break; + case V4L2_META_FMT_MALI_C55_STATS: descr = "ARM Mali-C55 ISP 3A Statistics"; break; case V4L2_PIX_FMT_NV12_8L128: descr = "NV12 (8x128 Linear)"; break; case V4L2_PIX_FMT_NV12M_8L128: descr = "NV12M (8x128 Linear)"; break; case V4L2_PIX_FMT_NV12_10BE_8L128: descr = "10-bit NV12 (8x128 Linear, BE)"; break;
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index becd08fdbddb857f8f2bf205d2164dc6e20e80b2..cba4b131166773ae0d52c00de6e1c304bd08573a 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h@@ -884,6 +884,9 @@ struct v4l2_pix_format { #define V4L2_META_FMT_RPI_FE_CFG v4l2_fourcc('R', 'P', 'F', 'C') /* PiSP FE configuration */ #define V4L2_META_FMT_RPI_FE_STATS v4l2_fourcc('R', 'P', 'F', 'S') /* PiSP FE stats */ +/* Vendor specific - used for Arm Mali-C55 ISP */ +#define V4L2_META_FMT_MALI_C55_STATS v4l2_fourcc('C', '5', '5', 'S') /* ARM Mali-C55 3A Statistics */ + #ifdef __KERNEL__ /* * Line-based metadata formats. Remember to update v4l_fill_fmtdesc() when
--
2.43.0