From: Alex Deucher <alexdeucher@gmail.com>
Date: Wed, 17 Nov 2010 22:56:49 +0000 (-0500)
Subject: drm/radeon/kms: register an i2c adapter name for the dp aux bus
X-Git-Tag: firefly_0821_release~9833^2~79^2^2~224
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b4568c55dbd82eaba8d0c854174968f930a6c825;p=firefly-linux-kernel-4.4.55.git

drm/radeon/kms: register an i2c adapter name for the dp aux bus

commit a5193fe50e7f21c26d22c17c8196420fac1a3ca7 upstream.

This causes the connector to not be added since i2c init fails
for the adapter.  Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=31688

Noticed by Ari Savolainen.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Cc: Ari Savolainen <ari.m.savolainen@gmail.com>
Cc: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c
index 6a13ee38a5b9..acae80ee91a2 100644
--- a/drivers/gpu/drm/radeon/radeon_i2c.c
+++ b/drivers/gpu/drm/radeon/radeon_i2c.c
@@ -946,6 +946,7 @@ struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev,
 	i2c->rec = *rec;
 	i2c->adapter.owner = THIS_MODULE;
 	i2c->dev = dev;
+	sprintf(i2c->adapter.name, "Radeon aux bus %s", name);
 	i2c_set_adapdata(&i2c->adapter, i2c);
 	i2c->adapter.algo_data = &i2c->algo.dp;
 	i2c->algo.dp.aux_ch = radeon_dp_i2c_aux_ch;