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authorJames Morris <jmorris@namei.org>2011-05-19 18:51:57 +1000
committerJames Morris <jmorris@namei.org>2011-05-19 18:51:57 +1000
commit12a5a2621b1ee14d32beca35304d7c6076a58815 (patch)
tree213e13f99de690b3c4a510f504393b63ada626bd /drivers/gpu/drm/radeon/radeon_i2c.c
parente77dc3460fa59be5759e9327ad882868eee9d61b (diff)
parent61c4f2c81c61f73549928dfd9f3e8f26aa36a8cf (diff)
Merge branch 'master' into next
Conflicts: include/linux/capability.h Manually resolve merge conflict w/ thanks to Stephen Rothwell. Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_i2c.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_i2c.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c
index ccbabf734a6..983cbac75af 100644
--- a/drivers/gpu/drm/radeon/radeon_i2c.c
+++ b/drivers/gpu/drm/radeon/radeon_i2c.c
@@ -1096,6 +1096,9 @@ void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector)
if (!radeon_connector->router.ddc_valid)
return;
+ if (!radeon_connector->router_bus)
+ return;
+
radeon_i2c_get_byte(radeon_connector->router_bus,
radeon_connector->router.i2c_addr,
0x3, &val);
@@ -1121,6 +1124,9 @@ void radeon_router_select_cd_port(struct radeon_connector *radeon_connector)
if (!radeon_connector->router.cd_valid)
return;
+ if (!radeon_connector->router_bus)
+ return;
+
radeon_i2c_get_byte(radeon_connector->router_bus,
radeon_connector->router.i2c_addr,
0x3, &val);