2 * Driver for the Auvitek USB bridge
4 * Copyright (c) 2008 Steven Toth <stoth@linuxtv.org>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include <linux/module.h>
23 #include <linux/slab.h>
24 #include <linux/init.h>
25 #include <linux/device.h>
26 #include <linux/suspend.h>
27 #include <media/v4l2-common.h>
35 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
37 #define _AU0828_BULKPIPE 0x83
38 #define _BULKPIPESIZE 0xe522
40 static u8 hauppauge_hvr950q_led_states[] = {
46 static struct au8522_led_config hauppauge_hvr950q_led_cfg = {
47 .gpio_output = 0x00e0,
48 .gpio_output_enable = 0x6006,
49 .gpio_output_disable = 0x0660,
52 .led_states = hauppauge_hvr950q_led_states,
53 .num_led_states = sizeof(hauppauge_hvr950q_led_states),
55 .vsb8_strong = 20 /* dB */ * 10,
56 .qam64_strong = 25 /* dB */ * 10,
57 .qam256_strong = 32 /* dB */ * 10,
60 static struct au8522_config hauppauge_hvr950q_config = {
61 .demod_address = 0x8e >> 1,
62 .status_mode = AU8522_DEMODLOCKING,
63 .qam_if = AU8522_IF_6MHZ,
64 .vsb_if = AU8522_IF_6MHZ,
65 .led_cfg = &hauppauge_hvr950q_led_cfg,
68 static struct au8522_config fusionhdtv7usb_config = {
69 .demod_address = 0x8e >> 1,
70 .status_mode = AU8522_DEMODLOCKING,
71 .qam_if = AU8522_IF_6MHZ,
72 .vsb_if = AU8522_IF_6MHZ,
75 static struct au8522_config hauppauge_woodbury_config = {
76 .demod_address = 0x8e >> 1,
77 .status_mode = AU8522_DEMODLOCKING,
78 .qam_if = AU8522_IF_4MHZ,
79 .vsb_if = AU8522_IF_3_25MHZ,
82 static struct xc5000_config hauppauge_hvr950q_tunerconfig = {
87 static struct mxl5007t_config mxl5007t_hvr950q_config = {
88 .xtal_freq_hz = MxL_XTAL_24_MHZ,
89 .if_freq_hz = MxL_IF_6_MHZ,
92 static struct tda18271_config hauppauge_woodbury_tunerconfig = {
93 .gate = TDA18271_GATE_DIGITAL,
96 /*-------------------------------------------------------------------*/
97 static void urb_completion(struct urb *purb)
99 struct au0828_dev *dev = purb->context;
100 int ptype = usb_pipetype(purb->pipe);
102 dprintk(2, "%s()\n", __func__);
107 if (dev->urb_streaming == 0)
110 if (ptype != PIPE_BULK) {
111 printk(KERN_ERR "%s() Unsupported URB type %d\n",
116 /* Feed the transport payload into the kernel demux */
117 dvb_dmx_swfilter_packets(&dev->dvb.demux,
118 purb->transfer_buffer, purb->actual_length / 188);
120 /* Clean the buffer before we requeue */
121 memset(purb->transfer_buffer, 0, URB_BUFSIZE);
124 usb_submit_urb(purb, GFP_ATOMIC);
127 static int stop_urb_transfer(struct au0828_dev *dev)
131 dprintk(2, "%s()\n", __func__);
133 for (i = 0; i < URB_COUNT; i++) {
134 usb_kill_urb(dev->urbs[i]);
135 kfree(dev->urbs[i]->transfer_buffer);
136 usb_free_urb(dev->urbs[i]);
139 dev->urb_streaming = 0;
144 static int start_urb_transfer(struct au0828_dev *dev)
147 int i, ret = -ENOMEM;
149 dprintk(2, "%s()\n", __func__);
151 if (dev->urb_streaming) {
152 dprintk(2, "%s: bulk xfer already running!\n", __func__);
156 for (i = 0; i < URB_COUNT; i++) {
158 dev->urbs[i] = usb_alloc_urb(0, GFP_KERNEL);
164 purb->transfer_buffer = kzalloc(URB_BUFSIZE, GFP_KERNEL);
165 if (!purb->transfer_buffer) {
171 purb->status = -EINPROGRESS;
172 usb_fill_bulk_urb(purb,
174 usb_rcvbulkpipe(dev->usbdev,
176 purb->transfer_buffer,
183 for (i = 0; i < URB_COUNT; i++) {
184 ret = usb_submit_urb(dev->urbs[i], GFP_ATOMIC);
186 stop_urb_transfer(dev);
187 printk(KERN_ERR "%s: failed urb submission, "
188 "err = %d\n", __func__, ret);
193 dev->urb_streaming = 1;
200 static int au0828_dvb_start_feed(struct dvb_demux_feed *feed)
202 struct dvb_demux *demux = feed->demux;
203 struct au0828_dev *dev = (struct au0828_dev *) demux->priv;
204 struct au0828_dvb *dvb = &dev->dvb;
207 dprintk(1, "%s()\n", __func__);
209 if (!demux->dmx.frontend)
213 mutex_lock(&dvb->lock);
214 if (dvb->feeding++ == 0) {
215 /* Start transport */
216 au0828_write(dev, 0x608, 0x90);
217 au0828_write(dev, 0x609, 0x72);
218 au0828_write(dev, 0x60a, 0x71);
219 au0828_write(dev, 0x60b, 0x01);
220 ret = start_urb_transfer(dev);
222 mutex_unlock(&dvb->lock);
228 static int au0828_dvb_stop_feed(struct dvb_demux_feed *feed)
230 struct dvb_demux *demux = feed->demux;
231 struct au0828_dev *dev = (struct au0828_dev *) demux->priv;
232 struct au0828_dvb *dvb = &dev->dvb;
235 dprintk(1, "%s()\n", __func__);
238 mutex_lock(&dvb->lock);
239 if (--dvb->feeding == 0) {
241 au0828_write(dev, 0x608, 0x00);
242 au0828_write(dev, 0x609, 0x00);
243 au0828_write(dev, 0x60a, 0x00);
244 au0828_write(dev, 0x60b, 0x00);
245 ret = stop_urb_transfer(dev);
247 mutex_unlock(&dvb->lock);
253 static int dvb_register(struct au0828_dev *dev)
255 struct au0828_dvb *dvb = &dev->dvb;
258 dprintk(1, "%s()\n", __func__);
260 /* register adapter */
261 result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE,
262 &dev->usbdev->dev, adapter_nr);
264 printk(KERN_ERR "%s: dvb_register_adapter failed "
265 "(errno = %d)\n", DRIVER_NAME, result);
268 dvb->adapter.priv = dev;
270 /* register frontend */
271 result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
273 printk(KERN_ERR "%s: dvb_register_frontend failed "
274 "(errno = %d)\n", DRIVER_NAME, result);
278 /* register demux stuff */
279 dvb->demux.dmx.capabilities =
280 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
281 DMX_MEMORY_BASED_FILTERING;
282 dvb->demux.priv = dev;
283 dvb->demux.filternum = 256;
284 dvb->demux.feednum = 256;
285 dvb->demux.start_feed = au0828_dvb_start_feed;
286 dvb->demux.stop_feed = au0828_dvb_stop_feed;
287 result = dvb_dmx_init(&dvb->demux);
289 printk(KERN_ERR "%s: dvb_dmx_init failed (errno = %d)\n",
290 DRIVER_NAME, result);
294 dvb->dmxdev.filternum = 256;
295 dvb->dmxdev.demux = &dvb->demux.dmx;
296 dvb->dmxdev.capabilities = 0;
297 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
299 printk(KERN_ERR "%s: dvb_dmxdev_init failed (errno = %d)\n",
300 DRIVER_NAME, result);
304 dvb->fe_hw.source = DMX_FRONTEND_0;
305 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
307 printk(KERN_ERR "%s: add_frontend failed "
308 "(DMX_FRONTEND_0, errno = %d)\n", DRIVER_NAME, result);
312 dvb->fe_mem.source = DMX_MEMORY_FE;
313 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
315 printk(KERN_ERR "%s: add_frontend failed "
316 "(DMX_MEMORY_FE, errno = %d)\n", DRIVER_NAME, result);
320 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
322 printk(KERN_ERR "%s: connect_frontend failed (errno = %d)\n",
323 DRIVER_NAME, result);
327 /* register network adapter */
328 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
332 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
334 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
336 dvb_dmxdev_release(&dvb->dmxdev);
338 dvb_dmx_release(&dvb->demux);
340 dvb_unregister_frontend(dvb->frontend);
342 dvb_frontend_detach(dvb->frontend);
343 dvb_unregister_adapter(&dvb->adapter);
348 void au0828_dvb_unregister(struct au0828_dev *dev)
350 struct au0828_dvb *dvb = &dev->dvb;
352 dprintk(1, "%s()\n", __func__);
354 if (dvb->frontend == NULL)
357 dvb_net_release(&dvb->net);
358 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
359 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
360 dvb_dmxdev_release(&dvb->dmxdev);
361 dvb_dmx_release(&dvb->demux);
362 dvb_unregister_frontend(dvb->frontend);
363 dvb_frontend_detach(dvb->frontend);
364 dvb_unregister_adapter(&dvb->adapter);
367 /* All the DVB attach calls go here, this function get's modified
368 * for each new card. No other function in this file needs
371 int au0828_dvb_register(struct au0828_dev *dev)
373 struct au0828_dvb *dvb = &dev->dvb;
376 dprintk(1, "%s()\n", __func__);
379 switch (dev->boardnr) {
380 case AU0828_BOARD_HAUPPAUGE_HVR850:
381 case AU0828_BOARD_HAUPPAUGE_HVR950Q:
382 dvb->frontend = dvb_attach(au8522_attach,
383 &hauppauge_hvr950q_config,
385 if (dvb->frontend != NULL)
386 dvb_attach(xc5000_attach, dvb->frontend, &dev->i2c_adap,
387 &hauppauge_hvr950q_tunerconfig);
389 case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
390 dvb->frontend = dvb_attach(au8522_attach,
391 &hauppauge_hvr950q_config,
393 if (dvb->frontend != NULL)
394 dvb_attach(mxl5007t_attach, dvb->frontend,
395 &dev->i2c_adap, 0x60,
396 &mxl5007t_hvr950q_config);
398 case AU0828_BOARD_HAUPPAUGE_WOODBURY:
399 dvb->frontend = dvb_attach(au8522_attach,
400 &hauppauge_woodbury_config,
402 if (dvb->frontend != NULL)
403 dvb_attach(tda18271_attach, dvb->frontend,
404 0x60, &dev->i2c_adap,
405 &hauppauge_woodbury_tunerconfig);
407 case AU0828_BOARD_DVICO_FUSIONHDTV7:
408 dvb->frontend = dvb_attach(au8522_attach,
409 &fusionhdtv7usb_config,
411 if (dvb->frontend != NULL) {
412 dvb_attach(xc5000_attach, dvb->frontend,
414 &hauppauge_hvr950q_tunerconfig);
418 printk(KERN_WARNING "The frontend of your DVB/ATSC card "
419 "isn't supported yet\n");
422 if (NULL == dvb->frontend) {
423 printk(KERN_ERR "%s() Frontend initialization failed\n",
427 /* define general-purpose callback pointer */
428 dvb->frontend->callback = au0828_tuner_callback;
430 /* register everything */
431 ret = dvb_register(dev);
433 if (dvb->frontend->ops.release)
434 dvb->frontend->ops.release(dvb->frontend);