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authorAndi Kleen <andi@firstfloor.org>2010-01-05 12:48:09 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2010-03-07 17:04:48 -0800
commit0933e2d98d1b170ef62d48e18157f5dc43b58217 (patch)
treeecbd589b7607cda35743faf65c8f4326fc8373dd /drivers/gpu/drm/drm_sysfs.c
parent869dfc875e32fd832385fd52ce54525a10401ed6 (diff)
driver core: Convert some drivers to CLASS_ATTR_STRING
Convert some drivers who export a single string as class attribute to the new class_attr_string functions. This removes redundant code all over. Signed-off-by: Andi Kleen <ak@linux.intel.com> 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.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c
index b95aaf23596..014ce24761b 100644
--- a/drivers/gpu/drm/drm_sysfs.c
+++ b/drivers/gpu/drm/drm_sysfs.c
@@ -70,20 +70,17 @@ static int drm_class_resume(struct device *dev)
return 0;
}
-/* Display the version of drm_core. This doesn't work right in current design */
-static ssize_t version_show(struct class *dev, struct class_attribute *attr,
- char *buf)
-{
- return sprintf(buf, "%s %d.%d.%d %s\n", CORE_NAME, CORE_MAJOR,
- CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE);
-}
-
static char *drm_devnode(struct device *dev, mode_t *mode)
{
return kasprintf(GFP_KERNEL, "dri/%s", dev_name(dev));
}
-static CLASS_ATTR(version, S_IRUGO, version_show, NULL);
+static CLASS_ATTR_STRING(version, S_IRUGO,
+ CORE_NAME " "
+ __stringify(CORE_MAJOR) "."
+ __stringify(CORE_MINOR) "."
+ __stringify(CORE_PATCHLEVEL) " "
+ CORE_DATE);
/**
* drm_sysfs_create - create a struct drm_sysfs_class structure
@@ -110,7 +107,7 @@ struct class *drm_sysfs_create(struct module *owner, char *name)
class->suspend = drm_class_suspend;
class->resume = drm_class_resume;
- err = class_create_file(class, &class_attr_version);
+ err = class_create_file(class, &class_attr_version.attr);
if (err)
goto err_out_class;
@@ -133,7 +130,7 @@ void drm_sysfs_destroy(void)
{
if ((drm_class == NULL) || (IS_ERR(drm_class)))
return;
- class_remove_file(drm_class, &class_attr_version);
+ class_remove_file(drm_class, &class_attr_version.attr);
class_destroy(drm_class);
}