intel_th: msu: Create sysfs attributes using core driver's facility
The core intel_th driver allows subdevices to bring in their sysfs
attributes. Use this instead of taking care of them in probe and
remove.
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Reviewed-by: Laurent Fert <laurent.fert@intel.com>
diff --git a/drivers/hwtracing/intel_th/msu.c b/drivers/hwtracing/intel_th/msu.c
index 747ccf8..25af214 100644
--- a/drivers/hwtracing/intel_th/msu.c
+++ b/drivers/hwtracing/intel_th/msu.c
@@ -1478,10 +1478,6 @@
if (err)
return err;
- err = sysfs_create_group(&dev->kobj, &msc_output_group);
- if (err)
- return err;
-
dev_set_drvdata(dev, msc);
return 0;
@@ -1489,7 +1485,6 @@
static void intel_th_msc_remove(struct intel_th_device *thdev)
{
- sysfs_remove_group(&thdev->dev.kobj, &msc_output_group);
}
static struct intel_th_driver intel_th_msc_driver = {
@@ -1498,6 +1493,7 @@
.activate = intel_th_msc_activate,
.deactivate = intel_th_msc_deactivate,
.fops = &intel_th_msc_fops,
+ .attr_group = &msc_output_group,
.driver = {
.name = "msc",
.owner = THIS_MODULE,