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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 <[email protected]>
Signed-off-by: Jan Blunck <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Kay Sievers 2009-04-30 15:23:42 +02:00 • committed by Greg Kroah-Hartman
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);
}
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);
/**
@ -101,6 +106,8 @@ struct class *drm_sysfs_create(struct module *owner, char *name)
if (err)
goto err_out_class;
class->nodename = drm_nodename;
return class;
err_out_class: