24 static int dvb_usb_v2_generic_io(struct dvb_usb_device *d,  in dvb_usb_v2_generic_io()  argument
29 	if (!wbuf || !wlen || !d->props->generic_bulk_ctrl_endpoint ||  in dvb_usb_v2_generic_io()
30 			!d->props->generic_bulk_ctrl_endpoint_response) {  in dvb_usb_v2_generic_io()
31 		dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, -EINVAL);  in dvb_usb_v2_generic_io()
35 	dev_dbg(&d->udev->dev, "%s: >>> %*ph\n", __func__, wlen, wbuf);  in dvb_usb_v2_generic_io()
37 	ret = usb_bulk_msg(d->udev, usb_sndbulkpipe(d->udev,  in dvb_usb_v2_generic_io()
38 			d->props->generic_bulk_ctrl_endpoint), wbuf, wlen,  in dvb_usb_v2_generic_io()
41 		dev_err(&d->udev->dev, "%s: usb_bulk_msg() failed=%d\n",  in dvb_usb_v2_generic_io()
48 		if (d->props->generic_bulk_ctrl_delay)  in dvb_usb_v2_generic_io()
49 			usleep_range(d->props->generic_bulk_ctrl_delay,  in dvb_usb_v2_generic_io()
50 					d->props->generic_bulk_ctrl_delay  in dvb_usb_v2_generic_io()
53 		ret = usb_bulk_msg(d->udev, usb_rcvbulkpipe(d->udev,  in dvb_usb_v2_generic_io()
54 				d->props->generic_bulk_ctrl_endpoint_response),  in dvb_usb_v2_generic_io()
57 			dev_err(&d->udev->dev,  in dvb_usb_v2_generic_io()
61 		dev_dbg(&d->udev->dev, "%s: <<< %*ph\n", __func__,  in dvb_usb_v2_generic_io()
68 int dvb_usbv2_generic_rw(struct dvb_usb_device *d,  in dvb_usbv2_generic_rw()  argument
73 	mutex_lock(&d->usb_mutex);  in dvb_usbv2_generic_rw()
74 	ret = dvb_usb_v2_generic_io(d, wbuf, wlen, rbuf, rlen);  in dvb_usbv2_generic_rw()
75 	mutex_unlock(&d->usb_mutex);  in dvb_usbv2_generic_rw()
81 int dvb_usbv2_generic_write(struct dvb_usb_device *d, u8 *buf, u16 len)  in dvb_usbv2_generic_write()  argument
85 	mutex_lock(&d->usb_mutex);  in dvb_usbv2_generic_write()
86 	ret = dvb_usb_v2_generic_io(d, buf, len, NULL, 0);  in dvb_usbv2_generic_write()
87 	mutex_unlock(&d->usb_mutex);  in dvb_usbv2_generic_write()
93 int dvb_usbv2_generic_rw_locked(struct dvb_usb_device *d,  in dvb_usbv2_generic_rw_locked()  argument
96 	return dvb_usb_v2_generic_io(d, wbuf, wlen, rbuf, rlen);  in dvb_usbv2_generic_rw_locked()
100 int dvb_usbv2_generic_write_locked(struct dvb_usb_device *d, u8 *buf, u16 len)  in dvb_usbv2_generic_write_locked()  argument
102 	return dvb_usb_v2_generic_io(d, buf, len, NULL, 0);  in dvb_usbv2_generic_write_locked()