HID: hid-debug: Show rdesc for unclaimed devices

Since commit a7197c2e, the raw report descriptor is available also for
unclaimed devices. This patchs make it show in the rdesc debugfs node.

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index 01dd9a7..933fff0 100644 (file)
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -911,15 +911,21 @@ static void hid_dump_input_mapping(struct hid_device *hid, struct seq_file *f)
 
 }
 
-
 static int hid_debug_rdesc_show(struct seq_file *f, void *p)
 {
        struct hid_device *hdev = f->private;
+       const __u8 *rdesc = hdev->rdesc;
+       unsigned rsize = hdev->rsize;
        int i;
 
+       if (!rdesc) {
+               rdesc = hdev->dev_rdesc;
+               rsize = hdev->dev_rsize;
+       }
+
        /* dump HID report descriptor */
-       for (i = 0; i < hdev->rsize; i++)
-               seq_printf(f, "%02x ", hdev->rdesc[i]);
+       for (i = 0; i < rsize; i++)
+               seq_printf(f, "%02x ", rdesc[i]);
        seq_printf(f, "\n\n");
 
        /* dump parsed data and input mappings */