linux-kernel - [PATCH v2 01/15] media: rcar-csi2: Use the pad version of v4l2_get_link

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Message-Id: <20250326-rcar-streams-v2-1-d0d7002c641f@ideasonboard.com>
Date: Wed, 26 Mar 2025 13:09:23 +0200
From: Tomi Valkeinen <tomi.valkeinen+renesas@...asonboard.com>
To: Niklas Söderlund <niklas.soderlund@...natech.se>, 
 Mauro Carvalho Chehab <mchehab@...nel.org>, 
 Sakari Ailus <sakari.ailus@...ux.intel.com>
Cc: linux-media@...r.kernel.org, linux-renesas-soc@...r.kernel.org, 
 linux-kernel@...r.kernel.org, 
 Niklas Söderlund <niklas.soderlund+renesas@...natech.se>, 
 Mauro Carvalho Chehab <mchehab+huawei@...nel.org>, 
 Laurent Pinchart <laurent.pinchart@...asonboard.com>, 
 Jacopo Mondi <jacopo.mondi@...asonboard.com>, 
 Tomi Valkeinen <tomi.valkeinen+renesas@...asonboard.com>
Subject: [PATCH v2 01/15] media: rcar-csi2: Use the pad version of
 v4l2_get_link_freq()

Use the new version of v4l2_get_link_freq() which supports media_pad as
a parameter.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen+renesas@...asonboard.com>
---
 drivers/media/platform/renesas/rcar-csi2.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/renesas/rcar-csi2.c b/drivers/media/platform/renesas/rcar-csi2.c
index 9979de4f6ef1..ddbdde23c122 100644
--- a/drivers/media/platform/renesas/rcar-csi2.c
+++ b/drivers/media/platform/renesas/rcar-csi2.c
@@ -954,6 +954,7 @@ static int rcsi2_set_phypll(struct rcar_csi2 *priv, unsigned int mbps)
 static int rcsi2_calc_mbps(struct rcar_csi2 *priv, unsigned int bpp,
 			   unsigned int lanes)
 {
+	struct media_pad *remote_pad;
 	struct v4l2_subdev *source;
 	s64 freq;
 	u64 mbps;
@@ -962,8 +963,9 @@ static int rcsi2_calc_mbps(struct rcar_csi2 *priv, unsigned int bpp,
 		return -ENODEV;
 
 	source = priv->remote;
+	remote_pad = &source->entity.pads[priv->remote_pad];
 
-	freq = v4l2_get_link_freq(source->ctrl_handler, bpp, 2 * lanes);
+	freq = v4l2_get_link_freq(remote_pad, bpp, 2 * lanes);
 	if (freq < 0) {
 		int ret = (int)freq;
 

-- 
2.43.0