1 // SPDX-License-Identifier: GPL-2.0-only
2 /* DVB USB compliant Linux driver for the TwinhanDTV StarBox USB2.0 DVB-S
12  * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
20 MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS);
35 	ret = usb_control_msg(d->udev,  in vp702x_usb_in_op_unlocked()
36 		usb_rcvctrlpipe(d->udev, 0),  in vp702x_usb_in_op_unlocked()
44 		ret = -EIO;  in vp702x_usb_in_op_unlocked()
60 	mutex_lock(&d->usb_mutex);  in vp702x_usb_in_op()
62 	mutex_unlock(&d->usb_mutex);  in vp702x_usb_in_op()
74 	if ((ret = usb_control_msg(d->udev,  in vp702x_usb_out_op_unlocked()
75 			usb_sndctrlpipe(d->udev,0),  in vp702x_usb_out_op_unlocked()
81 		return -EIO;  in vp702x_usb_out_op_unlocked()
91 	mutex_lock(&d->usb_mutex);  in vp702x_usb_out_op()
93 	mutex_unlock(&d->usb_mutex);  in vp702x_usb_out_op()
102 	if ((ret = mutex_lock_interruptible(&d->usb_mutex)))  in vp702x_usb_inout_op()
109 	mutex_unlock(&d->usb_mutex);  in vp702x_usb_inout_op()
116 	struct vp702x_device_state *st = d->priv;  in vp702x_usb_inout_cmd()
121 	ret = mutex_lock_interruptible(&st->buf_mutex);  in vp702x_usb_inout_cmd()
125 	if (buflen > st->buf_len) {  in vp702x_usb_inout_cmd()
128 			mutex_unlock(&st->buf_mutex);  in vp702x_usb_inout_cmd()
129 			return -ENOMEM;  in vp702x_usb_inout_cmd()
132 		kfree(st->buf);  in vp702x_usb_inout_cmd()
133 		st->buf = buf;  in vp702x_usb_inout_cmd()
134 		st->buf_len = buflen;  in vp702x_usb_inout_cmd()
136 		buf = st->buf;  in vp702x_usb_inout_cmd()
147 	mutex_unlock(&st->buf_mutex);  in vp702x_usb_inout_cmd()
155 	struct vp702x_device_state *st = adap->dev->priv;  in vp702x_set_pld_mode()
158 	mutex_lock(&st->buf_mutex);  in vp702x_set_pld_mode()
160 	buf = st->buf;  in vp702x_set_pld_mode()
163 	ret = vp702x_usb_in_op(adap->dev, 0xe0, (bypass << 8) | 0x0e,  in vp702x_set_pld_mode()
165 	mutex_unlock(&st->buf_mutex);  in vp702x_set_pld_mode()
172 	struct vp702x_device_state *st = adap->dev->priv;  in vp702x_set_pld_state()
175 	mutex_lock(&st->buf_mutex);  in vp702x_set_pld_state()
177 	buf = st->buf;  in vp702x_set_pld_state()
179 	ret = vp702x_usb_in_op(adap->dev, 0xe0, (state << 8) | 0x0f,  in vp702x_set_pld_state()
182 	mutex_unlock(&st->buf_mutex);  in vp702x_set_pld_state()
187 static int vp702x_set_pid(struct dvb_usb_adapter *adap, u16 pid, u8 id, int onoff)  in vp702x_set_pid()  argument
189 	struct vp702x_adapter_state *st = adap->priv;  in vp702x_set_pid()
190 	struct vp702x_device_state *dst = adap->dev->priv;  in vp702x_set_pid()
194 		st->pid_filter_state |=  (1 << id);  in vp702x_set_pid()
196 		st->pid_filter_state &= ~(1 << id);  in vp702x_set_pid()
197 		pid = 0xffff;  in vp702x_set_pid()
202 	vp702x_set_pld_state(adap, st->pid_filter_state);  in vp702x_set_pid()
204 	mutex_lock(&dst->buf_mutex);  in vp702x_set_pid()
206 	buf = dst->buf;  in vp702x_set_pid()
208 	vp702x_usb_in_op(adap->dev, 0xe0, (((pid >> 8) & 0xff) << 8) | (id), 0, buf, 16);  in vp702x_set_pid()
209 	vp702x_usb_in_op(adap->dev, 0xe0, (((pid     ) & 0xff) << 8) | (id+1), 0, buf, 16);  in vp702x_set_pid()
211 	mutex_unlock(&dst->buf_mutex);  in vp702x_set_pid()
219 	struct vp702x_adapter_state *st = adap->priv;  in vp702x_init_pid_filter()
220 	struct vp702x_device_state *dst = adap->dev->priv;  in vp702x_init_pid_filter()
224 	st->pid_filter_count = 8;  in vp702x_init_pid_filter()
225 	st->pid_filter_can_bypass = 1;  in vp702x_init_pid_filter()
226 	st->pid_filter_state = 0x00;  in vp702x_init_pid_filter()
230 	for (i = 0; i < st->pid_filter_count; i++)  in vp702x_init_pid_filter()
233 	mutex_lock(&dst->buf_mutex);  in vp702x_init_pid_filter()
234 	b = dst->buf;  in vp702x_init_pid_filter()
236 	vp702x_usb_in_op(adap->dev, 0xb5, 3, 0, b, 10);  in vp702x_init_pid_filter()
237 	vp702x_usb_in_op(adap->dev, 0xb5, 0, 0, b, 10);  in vp702x_init_pid_filter()
238 	vp702x_usb_in_op(adap->dev, 0xb5, 1, 0, b, 10);  in vp702x_init_pid_filter()
239 	mutex_unlock(&dst->buf_mutex);  in vp702x_init_pid_filter()
250 /* keys for the enclosed remote control */
256 /* remote control stuff (does not work with my box) */
259 /* remove the following return to enabled remote querying */  in vp702x_rc_query()
266 		return -ENOMEM;  in vp702x_rc_query()
270 	deb_rc("remote query key: %x %d\n",key[1],key[1]);  in vp702x_rc_query()
295 	struct vp702x_device_state *st = d->priv;  in vp702x_read_mac_addr()
297 	mutex_lock(&st->buf_mutex);  in vp702x_read_mac_addr()
298 	buf = st->buf;  in vp702x_read_mac_addr()
301 				       &buf[i - 6], 1);  in vp702x_read_mac_addr()
308 	mutex_unlock(&st->buf_mutex);  in vp702x_read_mac_addr()
316 	vp702x_usb_out_op(adap->dev, SET_TUNER_POWER_REQ, 0, 7, NULL, 0);  in vp702x_frontend_attach()
318 	if (vp702x_usb_inout_cmd(adap->dev, GET_SYSTEM_STRING, NULL, 0,  in vp702x_frontend_attach()
320 		return -EIO;  in vp702x_frontend_attach()
327 	adap->fe_adap[0].fe = vp702x_fe_attach(adap->dev);  in vp702x_frontend_attach()
328 	vp702x_usb_out_op(adap->dev, SET_TUNER_POWER_REQ, 1, 7, NULL, 0);  in vp702x_frontend_attach()
347 	st = d->priv;  in vp702x_usb_probe()
348 	st->buf_len = 16;  in vp702x_usb_probe()
349 	st->buf = kmalloc(st->buf_len, GFP_KERNEL);  in vp702x_usb_probe()
350 	if (!st->buf) {  in vp702x_usb_probe()
351 		ret = -ENOMEM;  in vp702x_usb_probe()
355 	mutex_init(&st->buf_mutex);  in vp702x_usb_probe()
365 	struct vp702x_device_state *st = d->priv;  in vp702x_usb_disconnect()
366 	mutex_lock(&st->buf_mutex);  in vp702x_usb_disconnect()
367 	kfree(st->buf);  in vp702x_usb_disconnect()
368 	mutex_unlock(&st->buf_mutex);  in vp702x_usb_disconnect()
389 	.firmware            = "dvb-usb-vp702x-02.fw",
404 			/* parameter for the MPEG2-data transfer */
430 		{ .name = "TwinhanDTV StarBox DVB-S USB2.0 (VP7021)",
434 /*		{ .name = "TwinhanDTV StarBox DVB-S USB2.0 (VP7020)",
453 MODULE_DESCRIPTION("Driver for Twinhan StarBox DVB-S USB2.0 and clones");