linux-kernel - [PATCH] Bluetooth: implement raw output for hidp

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Message-ID: <alpine.LSU.2.00.0911261615120.6953@wotan.suse.de>
Date:	Thu, 26 Nov 2009 16:20:56 +0100 (CET)
From:	Jiri Kosina <jkosina@...e.cz>
To:	Marcel Holtmann <marcel@...tmann.org>
Cc:	linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org,
	Brian Gunn <bgunn@...ekai.com>
Subject: [PATCH] Bluetooth: implement raw output for hidp

Implment raw output callback which is used by hidraw to send raw data to 
the underlying device.

Without this patch, the userspace hidraw-based applications can't send 
output reports to HID bluetooth devices.

Reported-and-tested-by: Brian Gunn <bgunn@...ekai.com>
Signed-off-by: Jiri Kosina <jkosina@...e.cz>

--- 
 net/bluetooth/hidp/core.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c
index 49d8495..5697500 100644
--- a/net/bluetooth/hidp/core.c
+++ b/net/bluetooth/hidp/core.c
@@ -280,6 +280,13 @@ static int hidp_send_report(struct hidp_session *session, struct hid_report *rep
 	return hidp_queue_report(session, buf, rsize);
 }
 
+static int hidp_output_raw_report(struct hid_device *hid, unsigned char *data, size_t count)
+{
+	if (hidp_queue_report(hid->driver_data, data, count))
+		return -ENOMEM;
+	return count;
+}
+
 static void hidp_idle_timeout(unsigned long arg)
 {
 	struct hidp_session *session = (struct hidp_session *) arg;
@@ -785,6 +792,8 @@ static int hidp_setup_hid(struct hidp_session *session,
 	hid->dev.parent = hidp_get_device(session);
 	hid->ll_driver = &hidp_hid_driver;
 
+	hid->hid_output_raw_report = hidp_output_raw_report;
+
 	err = hid_add_device(hid);
 	if (err < 0)
 		goto failed;
--
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