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authorKay Sievers <kay.sievers@vrfy.org>2009-04-30 15:23:42 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2009-06-16 06:30:26 +0200
commit02200d0664bc630b3525989cb8f49880bf8bda84 (patch)
tree1059bb9c0ee27ca7fab11a06d0af3cadcb0bdbfb /drivers/gpu/drm/drm_sysfs.c
parentDriver Core: raw: add nodename for raw devices (diff)
downloadlinux-02200d0664bc630b3525989cb8f49880bf8bda84.tar.xz
linux-02200d0664bc630b3525989cb8f49880bf8bda84.zip
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/drm/drm_sysfs.c')
-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)
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: