[PATCH 19/20] HID: hid-debug: Show rdesc for unclaimed devices
From: Henrik Rydberg <hidden>
Date: 2012-08-26 12:54:28
Also in:
lkml
Subsystem:
hid core layer, the rest · Maintainers:
Jiri Kosina, Benjamin Tissoires, Linus Torvalds
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 <redacted> --- 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