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 13/16] media: sun6i-isp: Add dummy params link_validate implementation
Date: Mon, 18 May 2026 12:24:48 +0200 [thread overview]
Message-ID: <20260518102451.417971-14-paulk@sys-base.io> (raw)
In-Reply-To: <20260518102451.417971-1-paulk@sys-base.io>
There isn't anything configurable about the params video device link,
but the v4l2 core complains that no op is provided so implement a dummy
one to make it happy.
Signed-off-by: Paul Kocialkowski <paulk@sys-base•io>
---
.../media/sunxi/sun6i-isp/sun6i_isp_params.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_params.c b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_params.c
index 77c2d06c0436..b7ef33fa2b13 100644
--- a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_params.c
+++ b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp_params.c
@@ -450,6 +450,18 @@ static const struct v4l2_file_operations sun6i_isp_params_fops = {
.poll = vb2_fop_poll,
};
+/* Media Entity */
+
+static int sun6i_isp_params_link_validate(struct media_link *link)
+{
+ /* Nothing to validate here. */
+ return 0;
+}
+
+static const struct media_entity_operations sun6i_isp_params_entity_ops = {
+ .link_validate = sun6i_isp_params_link_validate,
+};
+
/* Params */
int sun6i_isp_params_setup(struct sun6i_isp_device *isp_dev)
@@ -470,6 +482,10 @@ int sun6i_isp_params_setup(struct sun6i_isp_device *isp_dev)
INIT_LIST_HEAD(&state->queue);
spin_lock_init(&state->lock);
+ /* Media Entity */
+
+ video_dev->entity.ops = &sun6i_isp_params_entity_ops;
+
/* Media Pads */
pad->flags = MEDIA_PAD_FL_SOURCE | MEDIA_PAD_FL_MUST_CONNECT;
--
2.54.0
next prev parent reply other threads:[~2026-05-18 10:31 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 ` [PATCH 10/16] media: sun6i-csi: Add support for MC-centric format enumeration Paul Kocialkowski
2026-05-27 5:50 ` 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 ` Paul Kocialkowski [this message]
2026-05-25 3:25 ` [PATCH 13/16] media: sun6i-isp: Add dummy params link_validate implementation 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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