From: Paul Kocialkowski <paulk@sys-base•io>
To: linux-media@vger•kernel.org,
linux-arm-kernel@lists•infradead.org,
linux-sunxi@lists•linux.dev, linux-kernel@vger•kernel.org,
linux-staging@lists•linux.dev
Cc: Paul Kocialkowski <paulk@sys-base•io>,
Mauro Carvalho Chehab <mchehab@kernel•org>,
Chen-Yu Tsai <wens@kernel•org>,
Jernej Skrabec <jernej.skrabec@gmail•com>,
Samuel Holland <samuel@sholland•org>,
Greg Kroah-Hartman <gregkh@linuxfoundation•org>,
Arash Golgol <arash.golgol@gmail•com>,
Laurent Pinchart <laurent.pinchart@ideasonboard•com>,
Nicolas Dufresne <nicolas.dufresne@collabora•com>
Subject: [PATCH 10/16] media: sun6i-csi: Add support for MC-centric format enumeration
Date: Mon, 18 May 2026 12:24:45 +0200 [thread overview]
Message-ID: <20260518102451.417971-11-paulk@sys-base.io> (raw)
In-Reply-To: <20260518102451.417971-1-paulk@sys-base.io>
Use the dedicated helper to check possible pixelformats against the
provided mbus code in order to support MC-centric format enumeration.
Note that multiple pixelformats may be returned for a given mbus code.
Signed-off-by: Paul Kocialkowski <paulk@sys-base•io>
---
.../sunxi/sun6i-csi/sun6i_csi_capture.c | 38 +++++++++++++++++--
1 file changed, 34 insertions(+), 4 deletions(-)
diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c
index a836fa7f081a..409c28621093 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c
@@ -773,14 +773,43 @@ static int sun6i_csi_capture_querycap(struct file *file, void *priv,
static int sun6i_csi_capture_enum_fmt(struct file *file, void *priv,
struct v4l2_fmtdesc *fmtdesc)
{
+ const struct sun6i_csi_capture_format *capture_format;
+ const struct sun6i_csi_bridge_format *bridge_format;
+ u32 mbus_code = fmtdesc->mbus_code;
u32 index = fmtdesc->index;
+ unsigned int index_valid = 0;
+ unsigned int i;
+
+ /* Video-node-centric enumeration. */
+ if (!mbus_code) {
+ if (index >= ARRAY_SIZE(sun6i_csi_capture_formats))
+ return -EINVAL;
+
+ fmtdesc->pixelformat =
+ sun6i_csi_capture_formats[index].pixelformat;
+ return 0;
+ }
- if (index >= ARRAY_SIZE(sun6i_csi_capture_formats))
+ bridge_format = sun6i_csi_bridge_format_find(mbus_code);
+ if (!bridge_format)
return -EINVAL;
- fmtdesc->pixelformat = sun6i_csi_capture_formats[index].pixelformat;
+ for (i = 0; i < ARRAY_SIZE(sun6i_csi_capture_formats); i++) {
+ capture_format = &sun6i_csi_capture_formats[i];
- return 0;
+ if (!sun6i_csi_capture_format_check(capture_format,
+ bridge_format))
+ continue;
+
+ if (index_valid == index) {
+ fmtdesc->pixelformat = capture_format->pixelformat;
+ return 0;
+ }
+
+ index_valid++;
+ }
+
+ return -EINVAL;
}
static int sun6i_csi_capture_enum_framesize(struct file *file, void *fh,
@@ -1076,7 +1105,8 @@ int sun6i_csi_capture_setup(struct sun6i_csi_device *csi_dev)
strscpy(video_dev->name, SUN6I_CSI_CAPTURE_NAME,
sizeof(video_dev->name));
- video_dev->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
+ video_dev->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING |
+ V4L2_CAP_IO_MC;
video_dev->vfl_dir = VFL_DIR_RX;
video_dev->release = video_device_release_empty;
video_dev->fops = &sun6i_csi_capture_fops;
--
2.54.0
next prev parent reply other threads:[~2026-05-18 10:30 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-18 10:24 [PATCH 00/16] media: sun6i-csi/isp MC-centric support and cleanups Paul Kocialkowski
2026-05-18 10:24 ` [PATCH 01/16] media: sun6i-csi: bridge: Use V4L2 subdev active state Paul Kocialkowski
2026-05-18 10:24 ` [PATCH 02/16] media: sun6i-csi: capture: Implement vidioc_enum_framesizes Paul Kocialkowski
2026-05-18 10:24 ` [PATCH 03/16] media: sun6i-mipi-csi2: Use V4L2 subdev active state Paul Kocialkowski
2026-05-18 10:24 ` [PATCH 04/16] media: sun8i-a83t-mipi-csi2: " Paul Kocialkowski
2026-05-18 14:09 ` Paul Kocialkowski
2026-05-18 10:24 ` [PATCH 05/16] media: v4l2-common: Fix NV15_4L4 format info block height Paul Kocialkowski
2026-05-19 15:16 ` Nicolas Dufresne
2026-05-19 20:33 ` Paul Kocialkowski
2026-05-18 10:24 ` [PATCH 06/16] media: v4l2-common: Add missing tiled format info block sizes Paul Kocialkowski
2026-05-19 15:18 ` Nicolas Dufresne
2026-05-19 20:37 ` Paul Kocialkowski
2026-05-18 10:24 ` [PATCH 07/16] media: v4l2-common: Add NV12_16L16 pixel format to v4l2 format info Paul Kocialkowski
2026-05-19 15:22 ` Nicolas Dufresne
2026-05-18 10:24 ` [PATCH 08/16] media: v4l2-common: Add NV12_32L32 " Paul Kocialkowski
2026-05-19 15:23 ` Nicolas Dufresne
2026-05-18 10:24 ` [PATCH 09/16] media: sun6i-csi: Split format validation to a dedicated helper Paul Kocialkowski
2026-05-18 10:24 ` Paul Kocialkowski [this message]
2026-05-27 5:50 ` [PATCH 10/16] media: sun6i-csi: Add support for MC-centric format enumeration arash golgol
2026-05-27 7:59 ` Paul Kocialkowski
2026-05-27 11:53 ` arash golgol
2026-05-18 10:24 ` [PATCH 11/16] media: sun6i-csi: Tidy up and unify coding style Paul Kocialkowski
2026-05-18 10:24 ` [PATCH 12/16] media: sun6i-mipi-csi2: Fix parenthesis alignment Paul Kocialkowski
2026-05-18 10:24 ` [PATCH 13/16] media: sun6i-isp: Add dummy params link_validate implementation Paul Kocialkowski
2026-05-25 3:25 ` arash golgol
2026-05-18 10:24 ` [PATCH 14/16] media: sun6i-isp: Use V4L2 subdev active state Paul Kocialkowski
2026-05-21 9:23 ` arash golgol
2026-05-22 11:15 ` Paul Kocialkowski
2026-05-23 3:15 ` arash golgol
2026-05-18 10:24 ` [PATCH 15/16] media: sun6i-isp: Add support for MC-centric format enumeration Paul Kocialkowski
2026-05-28 7:35 ` arash golgol
2026-05-18 10:24 ` [PATCH 16/16] media: sun6i-isp: Add support for frame size enumeration Paul Kocialkowski
2026-05-23 4:34 ` arash golgol
2026-05-18 12:15 ` [PATCH 00/16] media: sun6i-csi/isp MC-centric support and cleanups Laurent Pinchart
2026-05-18 14:08 ` Paul Kocialkowski
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