usb: gadget: f_hid: add dev to configfs

[cascardo/linux.git] / drivers / usb / gadget / function / f_hid.c

diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index 51980c5..4cd4866 100644 (file)
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -809,11 +809,21 @@ end:
 
 CONFIGFS_ATTR(f_hid_opts_, report_desc);
 
+static ssize_t f_hid_opts_dev_show(struct config_item *item, char *page)
+{
+       struct f_hid_opts *opts = to_f_hid_opts(item);
+
+       return sprintf(page, "%d:%d\n", major, opts->minor);
+}
+
+CONFIGFS_ATTR_RO(f_hid_opts_, dev);
+
 static struct configfs_attribute *hid_attrs[] = {
        &f_hid_opts_attr_subclass,
        &f_hid_opts_attr_protocol,
        &f_hid_opts_attr_report_length,
        &f_hid_opts_attr_report_desc,
+       &f_hid_opts_attr_dev,
        NULL,
 };