<div dir="ltr">Hi,<br><div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Jul 10, 2017 at 3:41 PM, Lucas Stach <span dir="ltr"><<a href="mailto:l.stach@pengutronix.de" target="_blank">l.stach@pengutronix.de</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">The output node of the TC358767 is only used if another bridge is chained<br>
behind it. Panels attached to the TC358767 can be detected using the usual<br>
DP AUX probing. This restores the old behavior of ignoring the output if<br>
no endpoint is found.<br>
<br>
Fixes: ebc944613567 (drm: convert drivers to use drm_of_find_panel_or_bridge)<br>
CC: <a href="mailto:stable@vger.kernel.org" target="_blank">stable@vger.kernel.org</a><br>
Signed-off-by: Lucas Stach <<a href="mailto:l.stach@pengutronix.de" target="_blank">l.stach@pengutronix.de</a>><br></blockquote><div><br>Acked-by: Andrey Gusakov <<a href="mailto:andrey.gusakov@cogentembedded.com">andrey.gusakov@cogentembedded.com</a>><br><br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
---<br>
drivers/gpu/drm/bridge/tc3587<wbr>67.c | 2 +-<br>
1 file changed, 1 insertion(+), 1 deletion(-)<br>
<br>
diff --git a/drivers/gpu/drm/bridge/tc358<wbr>767.c b/drivers/gpu/drm/bridge/tc358<wbr>767.c<br>
index 5c26488e7a2d..0529e500c534 100644<br>
--- a/drivers/gpu/drm/bridge/tc358<wbr>767.c<br>
+++ b/drivers/gpu/drm/bridge/tc358<wbr>767.c<br>
@@ -1255,7 +1255,7 @@ static int tc_probe(struct i2c_client *client, const struct i2c_device_id *id)<br>
<br>
/* port@2 is the output port */<br>
ret = drm_of_find_panel_or_bridge(de<wbr>v->of_node, 2, 0, &tc->panel, NULL);<br>
- if (ret)<br>
+ if (ret && ret != -ENODEV)<br>
return ret;<br>
<br>
/* Shut down GPIO is optional */<br>
<span class="gmail-m_-1665322309783580151HOEnZb"><font color="#888888">--<br>
2.11.0<br>
<br>
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</font></span></blockquote></div><br></div></div></div>