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Driver Core: drm: add nodename for drm devices

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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>
This commit is contained in:
Kay Sievers
2009-04-30 15:23:42 +02:00
committed by Greg Kroah-Hartman
parent 6fd4693375
commit 02200d0664
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/drm_sysfs.c
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@@ -70,6 +70,11 @@ static ssize_t version_show(struct class *dev, char *buf)
CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE); CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE);
} }
static char *drm_nodename(struct device *dev)
{
return kasprintf(GFP_KERNEL, "dri/%s", dev_name(dev));
}
static CLASS_ATTR(version, S_IRUGO, version_show, NULL); static CLASS_ATTR(version, S_IRUGO, version_show, NULL);
/** /**
@@ -101,6 +106,8 @@ struct class *drm_sysfs_create(struct module *owner, char *name)
if (err) if (err)
goto err_out_class; goto err_out_class;
class->nodename = drm_nodename;
return class; return class;
err_out_class: err_out_class: