Re: [PATCH v4 01/13] media: i2c: imx214: Use subdev active state

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Hi André,

On Mon, Dec 16, 2024 at 10:00:47PM +0100, André Apitzsch via B4 Relay wrote:
> @@ -604,34 +568,23 @@ static int imx214_set_format(struct v4l2_subdev *sd,
>  	struct v4l2_rect *__crop;
>  	const struct imx214_mode *mode;
>  
> -	mutex_lock(&imx214->mutex);
> -
> -	__crop = __imx214_get_pad_crop(imx214, sd_state, format->pad,
> -				       format->which);
> -
>  	mode = v4l2_find_nearest_size(imx214_modes,
>  				      ARRAY_SIZE(imx214_modes), width, height,
>  				      format->format.width,
>  				      format->format.height);
>  
> -	__crop->width = mode->width;
> -	__crop->height = mode->height;
> +	imx214_update_pad_format(imx214, mode, &format->format,
> +				 format->format.code);
> +	__format = v4l2_subdev_state_get_format(sd_state, 0);
>  
> -	__format = __imx214_get_pad_format(imx214, sd_state, format->pad,
> -					   format->which);
> -	__format->width = __crop->width;
> -	__format->height = __crop->height;
> -	__format->code = IMX214_MBUS_CODE;
> -	__format->field = V4L2_FIELD_NONE;
> -	__format->colorspace = V4L2_COLORSPACE_SRGB;
> -	__format->ycbcr_enc = V4L2_MAP_YCBCR_ENC_DEFAULT(__format->colorspace);
> -	__format->quantization = V4L2_MAP_QUANTIZATION_DEFAULT(true,
> -				__format->colorspace, __format->ycbcr_enc);
> -	__format->xfer_func = V4L2_MAP_XFER_FUNC_DEFAULT(__format->colorspace);
> +	*__format = format->format;
>  
> -	format->format = *__format;
> +	__crop = v4l2_subdev_state_get_crop(sd_state, 0);
> +	__crop->width = mode->width;
> +	__crop->height = mode->height;
>  
> -	mutex_unlock(&imx214->mutex);
> +	if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
> +		imx214->cur_mode = mode;

While the patch is a major improvement as of now, it'd be nice to get rid
of the cur_mode field. Could you instead obtai nthe mode using
v4l2_find_nearest_size()?

I'm fine with changing this in a new patch on top of the set.

-- 
Regards,

Sakari Ailus




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