Re: [PATCH] media: imx7-media-csi: get csi upstream endpoint

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On Tue, Jun 11, 2019 at 04:09:55PM +0100, Rui Miguel Silva wrote:
> When the upstream endpoint is neither a mux nor a CSI2 module, just get
> the source pad directly upstream from the CSI.
> 
> Fixes: 05f634040c0d ("media: staging/imx7: add imx7 CSI subdev driver")
> Reported-by: Sebastien Szymanski <sebastien.szymanski@xxxxxxxxxxxx>
> Signed-off-by: Rui Miguel Silva <rui.silva@xxxxxxxxxx>
> ---
>  drivers/staging/media/imx/imx7-media-csi.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/staging/media/imx/imx7-media-csi.c b/drivers/staging/media/imx/imx7-media-csi.c
> index 9101566f3f67..8979ee0c8202 100644
> --- a/drivers/staging/media/imx/imx7-media-csi.c
> +++ b/drivers/staging/media/imx/imx7-media-csi.c
> @@ -442,6 +442,14 @@ static int imx7_csi_get_upstream_endpoint(struct imx7_csi *csi,
>  
>  	src = &csi->src_sd->entity;
>  
> +	/*
> +	 * if the source in neither a mux or csi2 get the one directly upstream
                         ^^
is?

> +	 * from this csi
> +	 */
> +	if (src->function != MEDIA_ENT_F_VID_IF_BRIDGE &&
> +		src->function != MEDIA_ENT_F_VID_MUX)
> +		src = &csi->sd.entity;

This would be easier to read if the white space were tweaked a little:

	if (src->function != MEDIA_ENT_F_VID_IF_BRIDGE &&
	    src->function != MEDIA_ENT_F_VID_MUX)
		src = &csi->sd.entity;

regards,
dan carpenter





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