On Mon, Apr 07, 2014 at 10:22:36AM +0200, Philipp Zabel wrote:
> The decoder mux id is equal to the port id of the encoder's input port
> that is connected to the given crtc, not to the endpoint id (which is
> arbitrary and usually zero).
>
> Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
It fixes a color corruption issue on my dual display case (LVDS + HDMI).
Tested-by: Shawn Guo <shawn.guo@xxxxxxxxxxxxx>
Shawn
> ---
> drivers/staging/imx-drm/imx-drm-core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/staging/imx-drm/imx-drm-core.c b/drivers/staging/imx-drm/imx-drm-core.c
> index 4144a75..bc7f8bd 100644
> --- a/drivers/staging/imx-drm/imx-drm-core.c
> +++ b/drivers/staging/imx-drm/imx-drm-core.c
> @@ -517,7 +517,7 @@ int imx_drm_encoder_get_mux_id(struct device_node *node,
> of_node_put(port);
> if (port == imx_crtc->port) {
> ret = of_graph_parse_endpoint(ep, &endpoint);
> - return ret ? ret : endpoint.id;
> + return ret ? ret : endpoint.port;
> }
> } while (ep);
>
> --
> 1.9.1
>
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