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[v4,11/20] media: i2c: imx219: Access height from active format in imx219_set_ctrl

Message ID 20230924153309.12423-12-laurent.pinchart@ideasonboard.com (mailing list archive)
State New, archived
Headers show
Series media: i2c: imx219: Miscellaneous cleanups and improvements | expand

Commit Message

Laurent Pinchart Sept. 24, 2023, 3:33 p.m. UTC 
Use the active format height instead of the mode height in
imx219_set_ctrl(). This prepares for dropping the mode field from the
imx219 structure.

The state is retrieved using v4l2_subdev_get_locked_active_state() as
the subdev active state and the control handler share the same lock.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
 drivers/media/i2c/imx219.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/media/i2c/imx219.c b/drivers/media/i2c/imx219.c
index bc836cd13ef5..f4f684bda4fa 100644
--- a/drivers/media/i2c/imx219.c
+++ b/drivers/media/i2c/imx219.c
@@ -397,13 +397,18 @@  static int imx219_set_ctrl(struct v4l2_ctrl *ctrl)
 	struct imx219 *imx219 =
 		container_of(ctrl->handler, struct imx219, ctrl_handler);
 	struct i2c_client *client = v4l2_get_subdevdata(&imx219->sd);
+	const struct v4l2_mbus_framefmt *format;
+	struct v4l2_subdev_state *state;
 	int ret = 0;
 
+	state = v4l2_subdev_get_locked_active_state(&imx219->sd);
+	format = v4l2_subdev_get_pad_format(&imx219->sd, state, 0);
+
 	if (ctrl->id == V4L2_CID_VBLANK) {
 		int exposure_max, exposure_def;
 
 		/* Update max exposure while meeting expected vblanking */
-		exposure_max = imx219->mode->height + ctrl->val - 4;
+		exposure_max = format->height + ctrl->val - 4;
 		exposure_def = (exposure_max < IMX219_EXPOSURE_DEFAULT) ?
 			exposure_max : IMX219_EXPOSURE_DEFAULT;
 		__v4l2_ctrl_modify_range(imx219->exposure,
@@ -443,7 +448,7 @@  static int imx219_set_ctrl(struct v4l2_ctrl *ctrl)
 		break;
 	case V4L2_CID_VBLANK:
 		cci_write(imx219->regmap, IMX219_REG_VTS,
-			  imx219->mode->height + ctrl->val, &ret);
+			  format->height + ctrl->val, &ret);
 		break;
 	case V4L2_CID_TEST_PATTERN_RED:
 		cci_write(imx219->regmap, IMX219_REG_TESTP_RED,