linux-kernel - [PATCH 10/16] media: i2c: tvp7002: Switch dv timing callbacks to pad ops

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Message-ID: <20240405141411.1807189-11-panikiel@google.com>
Date: Fri,  5 Apr 2024 14:14:05 +0000
From: "Paweł Anikiel" <panikiel@...gle.com>
To: kieran.bingham@...asonboard.com, mchehab@...nel.org, 
	hverkuil-cisco@...all.nl, tharvey@...eworks.com, 
	niklas.soderlund@...natech.se, prabhakar.csengg@...il.com, 
	charles-antoine.couret@...vision.fr, thierry.reding@...il.com, 
	jonathanh@...dia.com, skomatineni@...dia.com, luca.ceresoli@...tlin.com
Cc: linux-media@...r.kernel.org, linux-kernel@...r.kernel.org, 
	chromeos-krk-upstreaming@...gle.com, 
	"Paweł Anikiel" <panikiel@...gle.com>
Subject: [PATCH 10/16] media: i2c: tvp7002: Switch dv timing callbacks to pad ops

Change all (s|g|query)_dv_timings subdev callbacks to include
a pad argument.

Signed-off-by: Paweł Anikiel <panikiel@...gle.com>
---
 drivers/media/i2c/tvp7002.c | 26 ++++++++++++++++++--------
 1 file changed, 18 insertions(+), 8 deletions(-)

diff --git a/drivers/media/i2c/tvp7002.c b/drivers/media/i2c/tvp7002.c
index 6a04ffae5343..881b54f46d41 100644
--- a/drivers/media/i2c/tvp7002.c
+++ b/drivers/media/i2c/tvp7002.c
@@ -546,13 +546,16 @@ static int tvp7002_write_inittab(struct v4l2_subdev *sd,
 	return error;
 }
 
-static int tvp7002_s_dv_timings(struct v4l2_subdev *sd,
+static int tvp7002_s_dv_timings(struct v4l2_subdev *sd, unsigned int pad,
 					struct v4l2_dv_timings *dv_timings)
 {
 	struct tvp7002 *device = to_tvp7002(sd);
 	const struct v4l2_bt_timings *bt = &dv_timings->bt;
 	int i;
 
+	if (pad != 0)
+		return -EINVAL;
+
 	if (dv_timings->type != V4L2_DV_BT_656_1120)
 		return -EINVAL;
 	for (i = 0; i < NUM_TIMINGS; i++) {
@@ -566,11 +569,14 @@ static int tvp7002_s_dv_timings(struct v4l2_subdev *sd,
 	return -EINVAL;
 }
 
-static int tvp7002_g_dv_timings(struct v4l2_subdev *sd,
+static int tvp7002_g_dv_timings(struct v4l2_subdev *sd, unsigned int pad,
 					struct v4l2_dv_timings *dv_timings)
 {
 	struct tvp7002 *device = to_tvp7002(sd);
 
+	if (pad != 0)
+		return -EINVAL;
+
 	*dv_timings = device->current_timings->timings;
 	return 0;
 }
@@ -659,12 +665,16 @@ static int tvp7002_query_dv(struct v4l2_subdev *sd, int *index)
 	return 0;
 }
 
-static int tvp7002_query_dv_timings(struct v4l2_subdev *sd,
+static int tvp7002_query_dv_timings(struct v4l2_subdev *sd, unsigned int pad,
 					struct v4l2_dv_timings *timings)
 {
 	int index;
-	int err = tvp7002_query_dv(sd, &index);
+	int err;
+
+	if (pad != 0)
+		return -EINVAL;
 
+	err = tvp7002_query_dv(sd, &index);
 	if (err)
 		return err;
 	*timings = tvp7002_timings[index].timings;
@@ -861,9 +871,6 @@ static const struct v4l2_subdev_core_ops tvp7002_core_ops = {
 
 /* Specific video subsystem operation handlers */
 static const struct v4l2_subdev_video_ops tvp7002_video_ops = {
-	.g_dv_timings = tvp7002_g_dv_timings,
-	.s_dv_timings = tvp7002_s_dv_timings,
-	.query_dv_timings = tvp7002_query_dv_timings,
 	.s_stream = tvp7002_s_stream,
 };
 
@@ -872,6 +879,9 @@ static const struct v4l2_subdev_pad_ops tvp7002_pad_ops = {
 	.enum_mbus_code = tvp7002_enum_mbus_code,
 	.get_fmt = tvp7002_get_pad_format,
 	.set_fmt = tvp7002_set_pad_format,
+	.g_dv_timings = tvp7002_g_dv_timings,
+	.s_dv_timings = tvp7002_s_dv_timings,
+	.query_dv_timings = tvp7002_query_dv_timings,
 	.enum_dv_timings = tvp7002_enum_dv_timings,
 };
 
@@ -1001,7 +1011,7 @@ static int tvp7002_probe(struct i2c_client *c)
 
 	/* Set registers according to default video mode */
 	timings = device->current_timings->timings;
-	error = tvp7002_s_dv_timings(sd, &timings);
+	error = tvp7002_s_dv_timings(sd, 0, &timings);
 
 #if defined(CONFIG_MEDIA_CONTROLLER)
 	device->pad.flags = MEDIA_PAD_FL_SOURCE;
-- 
2.44.0.478.gd926399ef9-goog