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Subject[PATCH 19/20] HID: hid-debug: Show rdesc for unclaimed devices
Date
Since commit a7197c2e, the raw report descriptor is available also for
unclaimed devices. This patch makes it show in the rdesc debugfs node.

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
---
drivers/hid/hid-debug.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index 01dd9a7..933fff0 100644
--- 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 */
--
1.7.12


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