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From: Vaishnav Achath <vaishnav.a@ti.com>
To: <linux-media@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<mripard@kernel.org>, <mchehab@kernel.org>, <robh+dt@kernel.org>,
	<krzysztof.kozlowski+dt@linaro.org>,
	<laurent.pinchart@ideasonboard.com>,
	<sakari.ailus@linux.intel.com>, <tomi.valkeinen@ideasonboard.com>
Cc: <linux-kernel@vger.kernel.org>, <bparrot@ti.com>,
	<niklas.soderlund+renesas@ragnatech.se>, <j-luthra@ti.com>,
	<devarsht@ti.com>, <praneeth@ti.com>, <u-kumar1@ti.com>,
	<vigneshr@ti.com>, <nm@ti.com>, <martyn.welch@collabora.com>,
	<vaishnav.a@ti.com>
Subject: [PATCH v7 09/13] media: cadence: csi2rx: Add link validation
Date: Tue, 14 Mar 2023 17:25:12 +0530	[thread overview]
Message-ID: <20230314115516.667-10-vaishnav.a@ti.com> (raw)
In-Reply-To: <20230314115516.667-1-vaishnav.a@ti.com>

From: Pratyush Yadav <p.yadav@ti.com>

Add media link validation to make sure incorrectly configured pipelines
are caught.

Signed-off-by: Pratyush Yadav <p.yadav@ti.com>
Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---

(no changes since v6)

Changes in v6:
- Drop transcoding from the commit message.
- Make csi2rx_media_ops const.
- Add Laurent's R-by.

Changes in v5:
- New in v5.

 drivers/media/platform/cadence/cdns-csi2rx.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/media/platform/cadence/cdns-csi2rx.c b/drivers/media/platform/cadence/cdns-csi2rx.c
index 639ade97b998..026d95d60654 100644
--- a/drivers/media/platform/cadence/cdns-csi2rx.c
+++ b/drivers/media/platform/cadence/cdns-csi2rx.c
@@ -478,6 +478,10 @@ static const struct v4l2_subdev_ops csi2rx_subdev_ops = {
 	.pad		= &csi2rx_pad_ops,
 };
 
+static const struct media_entity_operations csi2rx_media_ops = {
+	.link_validate = v4l2_subdev_link_validate,
+};
+
 static int csi2rx_async_bound(struct v4l2_async_notifier *notifier,
 			      struct v4l2_subdev *s_subdev,
 			      struct v4l2_async_subdev *asd)
@@ -677,6 +681,7 @@ static int csi2rx_probe(struct platform_device *pdev)
 	for (i = CSI2RX_PAD_SOURCE_STREAM0; i < CSI2RX_PAD_MAX; i++)
 		csi2rx->pads[i].flags = MEDIA_PAD_FL_SOURCE;
 	csi2rx->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+	csi2rx->subdev.entity.ops = &csi2rx_media_ops;
 
 	ret = media_entity_pads_init(&csi2rx->subdev.entity, CSI2RX_PAD_MAX,
 				     csi2rx->pads);
-- 
2.17.1


  parent reply	other threads:[~2023-03-14 11:56 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-14 11:55 [PATCH v7 00/13] CSI2RX support on J721E Vaishnav Achath
2023-03-14 11:55 ` [PATCH v7 01/13] media: cadence: csi2rx: Unregister v4l2 async notifier Vaishnav Achath
2023-03-14 11:55 ` [PATCH v7 02/13] media: cadence: csi2rx: Cleanup media entity properly Vaishnav Achath
2023-03-14 11:55 ` [PATCH v7 03/13] media: cadence: csi2rx: Add get_fmt and set_fmt pad ops Vaishnav Achath
2023-03-14 11:55 ` [PATCH v7 04/13] media: cadence: csi2rx: Add external DPHY support Vaishnav Achath
2023-03-31 13:19   ` Sakari Ailus
2023-03-14 11:55 ` [PATCH v7 05/13] media: cadence: csi2rx: Soft reset the streams before starting capture Vaishnav Achath
2023-03-14 11:55 ` [PATCH v7 06/13] media: cadence: csi2rx: Set the STOP bit when stopping a stream Vaishnav Achath
2023-03-14 11:55 ` [PATCH v7 07/13] media: cadence: csi2rx: Fix stream data configuration Vaishnav Achath
2023-03-14 11:55 ` [PATCH v7 08/13] media: cadence: csi2rx: Populate subdev devnode Vaishnav Achath
2023-03-14 11:55 ` Vaishnav Achath [this message]
2023-03-14 11:55 ` [PATCH v7 10/13] media: ti: Add CSI2RX support for J721E Vaishnav Achath
2023-03-20 12:51   ` Jai Luthra
2023-03-24 18:14   ` Laurent Pinchart
2023-03-28  8:19     ` Vaishnav Achath
2023-04-04 11:43     ` Tomi Valkeinen
2023-03-31 13:27   ` Sakari Ailus
2023-03-14 11:55 ` [PATCH v7 11/13] media: dt-bindings: Make sure items in data-lanes are unique Vaishnav Achath
2023-03-14 11:55 ` [PATCH v7 12/13] media: dt-bindings: Add DT bindings for TI J721E CSI2RX driver Vaishnav Achath
2023-03-14 14:10   ` Rob Herring
2023-03-15  7:44   ` Krzysztof Kozlowski
2023-03-14 11:55 ` [PATCH v7 13/13] media: dt-bindings: Convert Cadence CSI2RX binding to YAML Vaishnav Achath
2023-03-15  7:45   ` Krzysztof Kozlowski
2023-03-20  5:34     ` Vaishnav Achath
2023-03-23 19:36 ` [PATCH v7 00/13] CSI2RX support on J721E Martyn Welch
2023-03-28  6:01   ` Jai Luthra
2023-03-29 15:17     ` Martyn Welch
2023-04-04  8:44 ` Tomi Valkeinen
2023-06-22  9:18   ` Julien Massot
2023-06-22 11:04     ` Jai Luthra

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