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authorKay Sievers <kay.sievers@vrfy.org>2009-04-30 09:23:42 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2009-06-16 00:30:26 -0400
commit02200d0664bc630b3525989cb8f49880bf8bda84 (patch)
tree1059bb9c0ee27ca7fab11a06d0af3cadcb0bdbfb /drivers/gpu
parent6fd4693375b6e1001c69e78f5aefd44bf5aa7084 (diff)
Driver Core: drm: add nodename for drm devices
This adds support to the drm core to report the proper device name to userspace for the drm devices. Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: Jan Blunck <jblunck@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/drm_sysfs.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c
index 9987ab880835..85ec31b3ff00 100644
--- a/drivers/gpu/drm/drm_sysfs.c
+++ b/drivers/gpu/drm/drm_sysfs.c
@@ -70,6 +70,11 @@ static ssize_t version_show(struct class *dev, char *buf)
70 CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE); 70 CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE);
71} 71}
72 72
73static char *drm_nodename(struct device *dev)
74{
75 return kasprintf(GFP_KERNEL, "dri/%s", dev_name(dev));
76}
77
73static CLASS_ATTR(version, S_IRUGO, version_show, NULL); 78static CLASS_ATTR(version, S_IRUGO, version_show, NULL);
74 79
75/** 80/**
@@ -101,6 +106,8 @@ struct class *drm_sysfs_create(struct module *owner, char *name)
101 if (err) 106 if (err)
102 goto err_out_class; 107 goto err_out_class;
103 108
109 class->nodename = drm_nodename;
110
104 return class; 111 return class;
105 112
106err_out_class: 113err_out_class: