Re: [PATCH 1/2] media: i2c: imx214: Use v4l2_subdev_get_fmt()

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Hi Laurent,

On 8/30/23 12:49 PM, Laurent Pinchart wrote:
On Wed, Aug 30, 2023 at 10:23:22AM +0530, Umang Jain wrote:
The imx214 driver uses the subdev active state, there's no
Does it ? I don't see a call to v4l2_subdev_init_finalize(), and the
imx214 struct has fmt and crop fields in which it stores the active
format.

Yes, It doesn't. Got confused with one of the pad ops (.init_cfg) which led me thinking this driver uses active state, whereas I should have checked v4l2_subdev_init_finalize()

Apologies for the noise.

This patch should be discarded.

need to implement the .get_fmt() operation manually. Use the
v4l2_subdev_get_fmt() helper instead.

Signed-off-by: Umang Jain <umang.jain@xxxxxxxxxxxxxxxx>
---
  drivers/media/i2c/imx214.c | 17 +----------------
  1 file changed, 1 insertion(+), 16 deletions(-)

diff --git a/drivers/media/i2c/imx214.c b/drivers/media/i2c/imx214.c
index 2f9c8582f940..d8bdc52f552a 100644
--- a/drivers/media/i2c/imx214.c
+++ b/drivers/media/i2c/imx214.c
@@ -548,21 +548,6 @@ __imx214_get_pad_format(struct imx214 *imx214,
  	}
  }
-static int imx214_get_format(struct v4l2_subdev *sd,
-			     struct v4l2_subdev_state *sd_state,
-			     struct v4l2_subdev_format *format)
-{
-	struct imx214 *imx214 = to_imx214(sd);
-
-	mutex_lock(&imx214->mutex);
-	format->format = *__imx214_get_pad_format(imx214, sd_state,
-						  format->pad,
-						  format->which);
-	mutex_unlock(&imx214->mutex);
-
-	return 0;
-}
-
  static struct v4l2_rect *
  __imx214_get_pad_crop(struct imx214 *imx214,
  		      struct v4l2_subdev_state *sd_state,
@@ -842,7 +827,7 @@ static const struct v4l2_subdev_pad_ops imx214_subdev_pad_ops = {
  	.enum_mbus_code = imx214_enum_mbus_code,
  	.enum_frame_size = imx214_enum_frame_size,
  	.enum_frame_interval = imx214_enum_frame_interval,
-	.get_fmt = imx214_get_format,
+	.get_fmt = v4l2_subdev_get_fmt,
  	.set_fmt = imx214_set_format,
  	.get_selection = imx214_get_selection,
  	.init_cfg = imx214_entity_init_cfg,




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