Thread (23 messages) 23 messages, 3 authors, 2024-11-06
STALE611d REVIEWED: 22 (21M)
Revisions (9)
  1. v5 [diff vs current]
  2. v6 [diff vs current]
  3. v7 [diff vs current]
  4. v8 current
  5. v9 [diff vs current]
  6. v10 [diff vs current]
  7. v11 [diff vs current]
  8. v12 [diff vs current]
  9. v13 [diff vs current]

[PATCH v8 09/17] media: Add MALI_C55_3A_STATS meta format

From: Daniel Scally <dan.scally@ideasonboard.com>
Date: 2024-11-06 10:06:10
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.

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 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 0304daa8471d..077fefec35c8 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1460,6 +1460,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
 	case V4L2_META_FMT_RK_ISP1_PARAMS:	descr = "Rockchip ISP1 3A Parameters"; break;
 	case V4L2_META_FMT_RK_ISP1_STAT_3A:	descr = "Rockchip ISP1 3A Statistics"; break;
 	case V4L2_META_FMT_RK_ISP1_EXT_PARAMS:	descr = "Rockchip ISP1 Ext 3A Params"; 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 e7c4dce39007..19958599d17e 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -863,6 +863,9 @@ 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
-- 
2.34.1
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