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HID: uHID: implement .raw_request 

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@redhat.com>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Benjamin Tissoires 2014-02-10 12:58:47 -05:00 committed by Jiri Kosina
parent 289a716217
commit 706daeffaf
1 changed files with 16 additions and 0 deletions
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16
drivers/hid/uhid.c
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@ -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); 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 = { static struct hid_ll_driver uhid_hid_driver = {
.start = uhid_hid_start, .start = uhid_hid_start,
.stop = uhid_hid_stop, .stop = uhid_hid_stop,
@ -257,6 +272,7 @@ static struct hid_ll_driver uhid_hid_driver = {
.close = uhid_hid_close, .close = uhid_hid_close,
.parse = uhid_hid_parse, .parse = uhid_hid_parse,
.output_report = uhid_hid_output_report, .output_report = uhid_hid_output_report,
.raw_request = uhid_raw_request,
}; };
#ifdef CONFIG_COMPAT #ifdef CONFIG_COMPAT