uHID is missing a SET_REPORT protocol implementation, but as
.hid_get_raw_report() as been removed from struct hid_device,
there were no means to access GET_REPORT in uhid.
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>
---
drivers/hid/uhid.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c
index b6de903..60acee4 100644
--- a/drivers/hid/uhid.c
+++ b/drivers/hid/uhid.c
@@ -250,6 +250,21 @@ static int uhid_hid_output_report(struct hid_device *hid, __u8 *buf,
return uhid_hid_output_raw(hid, buf, count, HID_OUTPUT_REPORT);
}
+static int uhid_raw_request(struct hid_device *hid, unsigned char reportnum,
+ __u8 *buf, size_t len, unsigned char rtype,
+ int reqtype)
+{
+ switch (reqtype) {
+ case HID_REQ_GET_REPORT:
+ return uhid_hid_get_raw(hid, reportnum, buf, len, rtype);
+ case HID_REQ_SET_REPORT:
+ /* TODO: implement proper SET_REPORT functionality */
+ return -ENOSYS;
+ default:
+ return -EIO;
+ }
+}
+
static struct hid_ll_driver uhid_hid_driver = {
.start = uhid_hid_start,
.stop = uhid_hid_stop,
@@ -257,6 +272,7 @@ static struct hid_ll_driver uhid_hid_driver = {
.close = uhid_hid_close,
.parse = uhid_hid_parse,
.output_report = uhid_hid_output_report,
+ .raw_request = uhid_raw_request,
};
#ifdef CONFIG_COMPAT
--
1.8.3.1
--
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