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imx-drm: imx-drm-core: fix imx_drm_encoder_get_mux_id

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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@pengutronix.de>
Tested-by: Shawn Guo <shawn.guo@freescale.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Philipp Zabel 2014-04-07 10:22:36 +02:00 committed by Russell King
parent c9eaa447e7
commit c509bdc20d
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/imx-drm/imx-drm-core.c
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@ -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);