Merge branches 'msm-fixes' and 'msm-video' of git://codeaurora.org/quic/kernel/dwalke...
[pandora-kernel.git] / drivers / media / dvb / dm1105 / dm1105.c
1 /*
2  * dm1105.c - driver for DVB cards based on SDMC DM1105 PCI chip
3  *
4  * Copyright (C) 2008 Igor M. Liplianin <liplianin@me.by>
5  *
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.
10  *
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
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19  *
20  */
21
22 #include <linux/i2c.h>
23 #include <linux/init.h>
24 #include <linux/kernel.h>
25 #include <linux/module.h>
26 #include <linux/proc_fs.h>
27 #include <linux/pci.h>
28 #include <linux/dma-mapping.h>
29 #include <linux/input.h>
30 #include <linux/slab.h>
31 #include <media/ir-core.h>
32
33 #include "demux.h"
34 #include "dmxdev.h"
35 #include "dvb_demux.h"
36 #include "dvb_frontend.h"
37 #include "dvb_net.h"
38 #include "dvbdev.h"
39 #include "dvb-pll.h"
40
41 #include "stv0299.h"
42 #include "stv0288.h"
43 #include "stb6000.h"
44 #include "si21xx.h"
45 #include "cx24116.h"
46 #include "z0194a.h"
47 #include "ds3000.h"
48
49 #define MODULE_NAME "dm1105"
50
51 #define UNSET (-1U)
52
53 #define DM1105_BOARD_NOAUTO             UNSET
54 #define DM1105_BOARD_UNKNOWN            0
55 #define DM1105_BOARD_DVBWORLD_2002      1
56 #define DM1105_BOARD_DVBWORLD_2004      2
57 #define DM1105_BOARD_AXESS_DM05         3
58
59 /* ----------------------------------------------- */
60 /*
61  * PCI ID's
62  */
63 #ifndef PCI_VENDOR_ID_TRIGEM
64 #define PCI_VENDOR_ID_TRIGEM    0x109f
65 #endif
66 #ifndef PCI_VENDOR_ID_AXESS
67 #define PCI_VENDOR_ID_AXESS     0x195d
68 #endif
69 #ifndef PCI_DEVICE_ID_DM1105
70 #define PCI_DEVICE_ID_DM1105    0x036f
71 #endif
72 #ifndef PCI_DEVICE_ID_DW2002
73 #define PCI_DEVICE_ID_DW2002    0x2002
74 #endif
75 #ifndef PCI_DEVICE_ID_DW2004
76 #define PCI_DEVICE_ID_DW2004    0x2004
77 #endif
78 #ifndef PCI_DEVICE_ID_DM05
79 #define PCI_DEVICE_ID_DM05      0x1105
80 #endif
81 /* ----------------------------------------------- */
82 /* sdmc dm1105 registers */
83
84 /* TS Control */
85 #define DM1105_TSCTR                            0x00
86 #define DM1105_DTALENTH                         0x04
87
88 /* GPIO Interface */
89 #define DM1105_GPIOVAL                          0x08
90 #define DM1105_GPIOCTR                          0x0c
91
92 /* PID serial number */
93 #define DM1105_PIDN                             0x10
94
95 /* Odd-even secret key select */
96 #define DM1105_CWSEL                            0x14
97
98 /* Host Command Interface */
99 #define DM1105_HOST_CTR                         0x18
100 #define DM1105_HOST_AD                          0x1c
101
102 /* PCI Interface */
103 #define DM1105_CR                               0x30
104 #define DM1105_RST                              0x34
105 #define DM1105_STADR                            0x38
106 #define DM1105_RLEN                             0x3c
107 #define DM1105_WRP                              0x40
108 #define DM1105_INTCNT                           0x44
109 #define DM1105_INTMAK                           0x48
110 #define DM1105_INTSTS                           0x4c
111
112 /* CW Value */
113 #define DM1105_ODD                              0x50
114 #define DM1105_EVEN                             0x58
115
116 /* PID Value */
117 #define DM1105_PID                              0x60
118
119 /* IR Control */
120 #define DM1105_IRCTR                            0x64
121 #define DM1105_IRMODE                           0x68
122 #define DM1105_SYSTEMCODE                       0x6c
123 #define DM1105_IRCODE                           0x70
124
125 /* Unknown Values */
126 #define DM1105_ENCRYPT                          0x74
127 #define DM1105_VER                              0x7c
128
129 /* I2C Interface */
130 #define DM1105_I2CCTR                           0x80
131 #define DM1105_I2CSTS                           0x81
132 #define DM1105_I2CDAT                           0x82
133 #define DM1105_I2C_RA                           0x83
134 /* ----------------------------------------------- */
135 /* Interrupt Mask Bits */
136
137 #define INTMAK_TSIRQM                           0x01
138 #define INTMAK_HIRQM                            0x04
139 #define INTMAK_IRM                              0x08
140 #define INTMAK_ALLMASK                          (INTMAK_TSIRQM | \
141                                                 INTMAK_HIRQM | \
142                                                 INTMAK_IRM)
143 #define INTMAK_NONEMASK                         0x00
144
145 /* Interrupt Status Bits */
146 #define INTSTS_TSIRQ                            0x01
147 #define INTSTS_HIRQ                             0x04
148 #define INTSTS_IR                               0x08
149
150 /* IR Control Bits */
151 #define DM1105_IR_EN                            0x01
152 #define DM1105_SYS_CHK                          0x02
153 #define DM1105_REP_FLG                          0x08
154
155 /* EEPROM addr */
156 #define IIC_24C01_addr                          0xa0
157 /* Max board count */
158 #define DM1105_MAX                              0x04
159
160 #define DRIVER_NAME                             "dm1105"
161
162 #define DM1105_DMA_PACKETS                      47
163 #define DM1105_DMA_PACKET_LENGTH                (128*4)
164 #define DM1105_DMA_BYTES                        (128 * 4 * DM1105_DMA_PACKETS)
165
166 /* GPIO's for LNB power control */
167 #define DM1105_LNB_MASK                         0x00000000
168 #define DM1105_LNB_OFF                          0x00020000
169 #define DM1105_LNB_13V                          0x00010100
170 #define DM1105_LNB_18V                          0x00000100
171
172 /* GPIO's for LNB power control for Axess DM05 */
173 #define DM05_LNB_MASK                           0x00000000
174 #define DM05_LNB_OFF                            0x00020000/* actually 13v */
175 #define DM05_LNB_13V                            0x00020000
176 #define DM05_LNB_18V                            0x00030000
177
178 static unsigned int card[]  = {[0 ... 3] = UNSET };
179 module_param_array(card,  int, NULL, 0444);
180 MODULE_PARM_DESC(card, "card type");
181
182 static int ir_debug;
183 module_param(ir_debug, int, 0644);
184 MODULE_PARM_DESC(ir_debug, "enable debugging information for IR decoding");
185
186 static unsigned int dm1105_devcount;
187
188 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
189
190 struct dm1105_board {
191         char                    *name;
192 };
193
194 struct dm1105_subid {
195         u16     subvendor;
196         u16     subdevice;
197         u32     card;
198 };
199
200 static const struct dm1105_board dm1105_boards[] = {
201         [DM1105_BOARD_UNKNOWN] = {
202                 .name           = "UNKNOWN/GENERIC",
203         },
204         [DM1105_BOARD_DVBWORLD_2002] = {
205                 .name           = "DVBWorld PCI 2002",
206         },
207         [DM1105_BOARD_DVBWORLD_2004] = {
208                 .name           = "DVBWorld PCI 2004",
209         },
210         [DM1105_BOARD_AXESS_DM05] = {
211                 .name           = "Axess/EasyTv DM05",
212         },
213 };
214
215 static const struct dm1105_subid dm1105_subids[] = {
216         {
217                 .subvendor = 0x0000,
218                 .subdevice = 0x2002,
219                 .card      = DM1105_BOARD_DVBWORLD_2002,
220         }, {
221                 .subvendor = 0x0001,
222                 .subdevice = 0x2002,
223                 .card      = DM1105_BOARD_DVBWORLD_2002,
224         }, {
225                 .subvendor = 0x0000,
226                 .subdevice = 0x2004,
227                 .card      = DM1105_BOARD_DVBWORLD_2004,
228         }, {
229                 .subvendor = 0x0001,
230                 .subdevice = 0x2004,
231                 .card      = DM1105_BOARD_DVBWORLD_2004,
232         }, {
233                 .subvendor = 0x195d,
234                 .subdevice = 0x1105,
235                 .card      = DM1105_BOARD_AXESS_DM05,
236         },
237 };
238
239 static void dm1105_card_list(struct pci_dev *pci)
240 {
241         int i;
242
243         if (0 == pci->subsystem_vendor &&
244                         0 == pci->subsystem_device) {
245                 printk(KERN_ERR
246                         "dm1105: Your board has no valid PCI Subsystem ID\n"
247                         "dm1105: and thus can't be autodetected\n"
248                         "dm1105: Please pass card=<n> insmod option to\n"
249                         "dm1105: workaround that.  Redirect complaints to\n"
250                         "dm1105: the vendor of the TV card.  Best regards,\n"
251                         "dm1105: -- tux\n");
252         } else {
253                 printk(KERN_ERR
254                         "dm1105: Your board isn't known (yet) to the driver.\n"
255                         "dm1105: You can try to pick one of the existing\n"
256                         "dm1105: card configs via card=<n> insmod option.\n"
257                         "dm1105: Updating to the latest version might help\n"
258                         "dm1105: as well.\n");
259         }
260         printk(KERN_ERR "Here is a list of valid choices for the card=<n> "
261                    "insmod option:\n");
262         for (i = 0; i < ARRAY_SIZE(dm1105_boards); i++)
263                 printk(KERN_ERR "dm1105:    card=%d -> %s\n",
264                                 i, dm1105_boards[i].name);
265 }
266
267 /* infrared remote control */
268 struct infrared {
269         struct input_dev        *input_dev;
270         char                    input_phys[32];
271         struct work_struct      work;
272         u32                     ir_command;
273 };
274
275 struct dm1105_dev {
276         /* pci */
277         struct pci_dev *pdev;
278         u8 __iomem *io_mem;
279
280         /* ir */
281         struct infrared ir;
282
283         /* dvb */
284         struct dmx_frontend hw_frontend;
285         struct dmx_frontend mem_frontend;
286         struct dmxdev dmxdev;
287         struct dvb_adapter dvb_adapter;
288         struct dvb_demux demux;
289         struct dvb_frontend *fe;
290         struct dvb_net dvbnet;
291         unsigned int full_ts_users;
292         unsigned int boardnr;
293         int nr;
294
295         /* i2c */
296         struct i2c_adapter i2c_adap;
297
298         /* irq */
299         struct work_struct work;
300         struct workqueue_struct *wq;
301         char wqn[16];
302
303         /* dma */
304         dma_addr_t dma_addr;
305         unsigned char *ts_buf;
306         u32 wrp;
307         u32 nextwrp;
308         u32 buffer_size;
309         unsigned int    PacketErrorCount;
310         unsigned int dmarst;
311         spinlock_t lock;
312 };
313
314 #define dm_io_mem(reg)  ((unsigned long)(&dev->io_mem[reg]))
315
316 #define dm_readb(reg)           inb(dm_io_mem(reg))
317 #define dm_writeb(reg, value)   outb((value), (dm_io_mem(reg)))
318
319 #define dm_readw(reg)           inw(dm_io_mem(reg))
320 #define dm_writew(reg, value)   outw((value), (dm_io_mem(reg)))
321
322 #define dm_readl(reg)           inl(dm_io_mem(reg))
323 #define dm_writel(reg, value)   outl((value), (dm_io_mem(reg)))
324
325 #define dm_andorl(reg, mask, value) \
326         outl((inl(dm_io_mem(reg)) & ~(mask)) |\
327                 ((value) & (mask)), (dm_io_mem(reg)))
328
329 #define dm_setl(reg, bit)       dm_andorl((reg), (bit), (bit))
330 #define dm_clearl(reg, bit)     dm_andorl((reg), (bit), 0)
331
332 static int dm1105_i2c_xfer(struct i2c_adapter *i2c_adap,
333                             struct i2c_msg *msgs, int num)
334 {
335         struct dm1105_dev *dev ;
336
337         int addr, rc, i, j, k, len, byte, data;
338         u8 status;
339
340         dev = i2c_adap->algo_data;
341         for (i = 0; i < num; i++) {
342                 dm_writeb(DM1105_I2CCTR, 0x00);
343                 if (msgs[i].flags & I2C_M_RD) {
344                         /* read bytes */
345                         addr  = msgs[i].addr << 1;
346                         addr |= 1;
347                         dm_writeb(DM1105_I2CDAT, addr);
348                         for (byte = 0; byte < msgs[i].len; byte++)
349                                 dm_writeb(DM1105_I2CDAT + byte + 1, 0);
350
351                         dm_writeb(DM1105_I2CCTR, 0x81 + msgs[i].len);
352                         for (j = 0; j < 55; j++) {
353                                 mdelay(10);
354                                 status = dm_readb(DM1105_I2CSTS);
355                                 if ((status & 0xc0) == 0x40)
356                                         break;
357                         }
358                         if (j >= 55)
359                                 return -1;
360
361                         for (byte = 0; byte < msgs[i].len; byte++) {
362                                 rc = dm_readb(DM1105_I2CDAT + byte + 1);
363                                 if (rc < 0)
364                                         goto err;
365                                 msgs[i].buf[byte] = rc;
366                         }
367                 } else if ((msgs[i].buf[0] == 0xf7) && (msgs[i].addr == 0x55)) {
368                         /* prepaired for cx24116 firmware */
369                         /* Write in small blocks */
370                         len = msgs[i].len - 1;
371                         k = 1;
372                         do {
373                                 dm_writeb(DM1105_I2CDAT, msgs[i].addr << 1);
374                                 dm_writeb(DM1105_I2CDAT + 1, 0xf7);
375                                 for (byte = 0; byte < (len > 48 ? 48 : len); byte++) {
376                                         data = msgs[i].buf[k + byte];
377                                         dm_writeb(DM1105_I2CDAT + byte + 2, data);
378                                 }
379                                 dm_writeb(DM1105_I2CCTR, 0x82 + (len > 48 ? 48 : len));
380                                 for (j = 0; j < 25; j++) {
381                                         mdelay(10);
382                                         status = dm_readb(DM1105_I2CSTS);
383                                         if ((status & 0xc0) == 0x40)
384                                                 break;
385                                 }
386
387                                 if (j >= 25)
388                                         return -1;
389
390                                 k += 48;
391                                 len -= 48;
392                         } while (len > 0);
393                 } else {
394                         /* write bytes */
395                         dm_writeb(DM1105_I2CDAT, msgs[i].addr << 1);
396                         for (byte = 0; byte < msgs[i].len; byte++) {
397                                 data = msgs[i].buf[byte];
398                                 dm_writeb(DM1105_I2CDAT + byte + 1, data);
399                         }
400                         dm_writeb(DM1105_I2CCTR, 0x81 + msgs[i].len);
401                         for (j = 0; j < 25; j++) {
402                                 mdelay(10);
403                                 status = dm_readb(DM1105_I2CSTS);
404                                 if ((status & 0xc0) == 0x40)
405                                         break;
406                         }
407
408                         if (j >= 25)
409                                 return -1;
410                 }
411         }
412         return num;
413  err:
414         return rc;
415 }
416
417 static u32 functionality(struct i2c_adapter *adap)
418 {
419         return I2C_FUNC_I2C;
420 }
421
422 static struct i2c_algorithm dm1105_algo = {
423         .master_xfer   = dm1105_i2c_xfer,
424         .functionality = functionality,
425 };
426
427 static inline struct dm1105_dev *feed_to_dm1105_dev(struct dvb_demux_feed *feed)
428 {
429         return container_of(feed->demux, struct dm1105_dev, demux);
430 }
431
432 static inline struct dm1105_dev *frontend_to_dm1105_dev(struct dvb_frontend *fe)
433 {
434         return container_of(fe->dvb, struct dm1105_dev, dvb_adapter);
435 }
436
437 static int dm1105_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
438 {
439         struct dm1105_dev *dev = frontend_to_dm1105_dev(fe);
440         u32 lnb_mask, lnb_13v, lnb_18v, lnb_off;
441
442         switch (dev->boardnr) {
443         case DM1105_BOARD_AXESS_DM05:
444                 lnb_mask = DM05_LNB_MASK;
445                 lnb_off = DM05_LNB_OFF;
446                 lnb_13v = DM05_LNB_13V;
447                 lnb_18v = DM05_LNB_18V;
448                 break;
449         case DM1105_BOARD_DVBWORLD_2002:
450         case DM1105_BOARD_DVBWORLD_2004:
451         default:
452                 lnb_mask = DM1105_LNB_MASK;
453                 lnb_off = DM1105_LNB_OFF;
454                 lnb_13v = DM1105_LNB_13V;
455                 lnb_18v = DM1105_LNB_18V;
456         }
457
458         dm_writel(DM1105_GPIOCTR, lnb_mask);
459         if (voltage == SEC_VOLTAGE_18)
460                 dm_writel(DM1105_GPIOVAL, lnb_18v);
461         else if (voltage == SEC_VOLTAGE_13)
462                 dm_writel(DM1105_GPIOVAL, lnb_13v);
463         else
464                 dm_writel(DM1105_GPIOVAL, lnb_off);
465
466         return 0;
467 }
468
469 static void dm1105_set_dma_addr(struct dm1105_dev *dev)
470 {
471         dm_writel(DM1105_STADR, cpu_to_le32(dev->dma_addr));
472 }
473
474 static int __devinit dm1105_dma_map(struct dm1105_dev *dev)
475 {
476         dev->ts_buf = pci_alloc_consistent(dev->pdev,
477                                         6 * DM1105_DMA_BYTES,
478                                         &dev->dma_addr);
479
480         return !dev->ts_buf;
481 }
482
483 static void dm1105_dma_unmap(struct dm1105_dev *dev)
484 {
485         pci_free_consistent(dev->pdev,
486                         6 * DM1105_DMA_BYTES,
487                         dev->ts_buf,
488                         dev->dma_addr);
489 }
490
491 static void dm1105_enable_irqs(struct dm1105_dev *dev)
492 {
493         dm_writeb(DM1105_INTMAK, INTMAK_ALLMASK);
494         dm_writeb(DM1105_CR, 1);
495 }
496
497 static void dm1105_disable_irqs(struct dm1105_dev *dev)
498 {
499         dm_writeb(DM1105_INTMAK, INTMAK_IRM);
500         dm_writeb(DM1105_CR, 0);
501 }
502
503 static int dm1105_start_feed(struct dvb_demux_feed *f)
504 {
505         struct dm1105_dev *dev = feed_to_dm1105_dev(f);
506
507         if (dev->full_ts_users++ == 0)
508                 dm1105_enable_irqs(dev);
509
510         return 0;
511 }
512
513 static int dm1105_stop_feed(struct dvb_demux_feed *f)
514 {
515         struct dm1105_dev *dev = feed_to_dm1105_dev(f);
516
517         if (--dev->full_ts_users == 0)
518                 dm1105_disable_irqs(dev);
519
520         return 0;
521 }
522
523 /* ir work handler */
524 static void dm1105_emit_key(struct work_struct *work)
525 {
526         struct infrared *ir = container_of(work, struct infrared, work);
527         u32 ircom = ir->ir_command;
528         u8 data;
529
530         if (ir_debug)
531                 printk(KERN_INFO "%s: received byte 0x%04x\n", __func__, ircom);
532
533         data = (ircom >> 8) & 0x7f;
534
535         ir_keydown(ir->input_dev, data, 0);
536 }
537
538 /* work handler */
539 static void dm1105_dmx_buffer(struct work_struct *work)
540 {
541         struct dm1105_dev *dev = container_of(work, struct dm1105_dev, work);
542         unsigned int nbpackets;
543         u32 oldwrp = dev->wrp;
544         u32 nextwrp = dev->nextwrp;
545
546         if (!((dev->ts_buf[oldwrp] == 0x47) &&
547                         (dev->ts_buf[oldwrp + 188] == 0x47) &&
548                         (dev->ts_buf[oldwrp + 188 * 2] == 0x47))) {
549                 dev->PacketErrorCount++;
550                 /* bad packet found */
551                 if ((dev->PacketErrorCount >= 2) &&
552                                 (dev->dmarst == 0)) {
553                         dm_writeb(DM1105_RST, 1);
554                         dev->wrp = 0;
555                         dev->PacketErrorCount = 0;
556                         dev->dmarst = 0;
557                         return;
558                 }
559         }
560
561         if (nextwrp < oldwrp) {
562                 memcpy(dev->ts_buf + dev->buffer_size, dev->ts_buf, nextwrp);
563                 nbpackets = ((dev->buffer_size - oldwrp) + nextwrp) / 188;
564         } else
565                 nbpackets = (nextwrp - oldwrp) / 188;
566
567         dev->wrp = nextwrp;
568         dvb_dmx_swfilter_packets(&dev->demux, &dev->ts_buf[oldwrp], nbpackets);
569 }
570
571 static irqreturn_t dm1105_irq(int irq, void *dev_id)
572 {
573         struct dm1105_dev *dev = dev_id;
574
575         /* Read-Write INSTS Ack's Interrupt for DM1105 chip 16.03.2008 */
576         unsigned int intsts = dm_readb(DM1105_INTSTS);
577         dm_writeb(DM1105_INTSTS, intsts);
578
579         switch (intsts) {
580         case INTSTS_TSIRQ:
581         case (INTSTS_TSIRQ | INTSTS_IR):
582                 dev->nextwrp = dm_readl(DM1105_WRP) - dm_readl(DM1105_STADR);
583                 queue_work(dev->wq, &dev->work);
584                 break;
585         case INTSTS_IR:
586                 dev->ir.ir_command = dm_readl(DM1105_IRCODE);
587                 schedule_work(&dev->ir.work);
588                 break;
589         }
590
591         return IRQ_HANDLED;
592 }
593
594 int __devinit dm1105_ir_init(struct dm1105_dev *dm1105)
595 {
596         struct input_dev *input_dev;
597         char *ir_codes = RC_MAP_DM1105_NEC;
598         int err = -ENOMEM;
599
600         input_dev = input_allocate_device();
601         if (!input_dev)
602                 return -ENOMEM;
603
604         dm1105->ir.input_dev = input_dev;
605         snprintf(dm1105->ir.input_phys, sizeof(dm1105->ir.input_phys),
606                 "pci-%s/ir0", pci_name(dm1105->pdev));
607
608         input_dev->name = "DVB on-card IR receiver";
609         input_dev->phys = dm1105->ir.input_phys;
610         input_dev->id.bustype = BUS_PCI;
611         input_dev->id.version = 1;
612         if (dm1105->pdev->subsystem_vendor) {
613                 input_dev->id.vendor = dm1105->pdev->subsystem_vendor;
614                 input_dev->id.product = dm1105->pdev->subsystem_device;
615         } else {
616                 input_dev->id.vendor = dm1105->pdev->vendor;
617                 input_dev->id.product = dm1105->pdev->device;
618         }
619
620         input_dev->dev.parent = &dm1105->pdev->dev;
621
622         INIT_WORK(&dm1105->ir.work, dm1105_emit_key);
623
624         err = ir_input_register(input_dev, ir_codes, NULL, MODULE_NAME);
625         if (err < 0) {
626                 input_free_device(input_dev);
627                 return err;
628         }
629
630         return 0;
631 }
632
633 void __devexit dm1105_ir_exit(struct dm1105_dev *dm1105)
634 {
635         ir_input_unregister(dm1105->ir.input_dev);
636 }
637
638 static int __devinit dm1105_hw_init(struct dm1105_dev *dev)
639 {
640         dm1105_disable_irqs(dev);
641
642         dm_writeb(DM1105_HOST_CTR, 0);
643
644         /*DATALEN 188,*/
645         dm_writeb(DM1105_DTALENTH, 188);
646         /*TS_STRT TS_VALP MSBFIRST TS_MODE ALPAS TSPES*/
647         dm_writew(DM1105_TSCTR, 0xc10a);
648
649         /* map DMA and set address */
650         dm1105_dma_map(dev);
651         dm1105_set_dma_addr(dev);
652         /* big buffer */
653         dm_writel(DM1105_RLEN, 5 * DM1105_DMA_BYTES);
654         dm_writeb(DM1105_INTCNT, 47);
655
656         /* IR NEC mode enable */
657         dm_writeb(DM1105_IRCTR, (DM1105_IR_EN | DM1105_SYS_CHK));
658         dm_writeb(DM1105_IRMODE, 0);
659         dm_writew(DM1105_SYSTEMCODE, 0);
660
661         return 0;
662 }
663
664 static void dm1105_hw_exit(struct dm1105_dev *dev)
665 {
666         dm1105_disable_irqs(dev);
667
668         /* IR disable */
669         dm_writeb(DM1105_IRCTR, 0);
670         dm_writeb(DM1105_INTMAK, INTMAK_NONEMASK);
671
672         dm1105_dma_unmap(dev);
673 }
674
675 static struct stv0299_config sharp_z0194a_config = {
676         .demod_address = 0x68,
677         .inittab = sharp_z0194a_inittab,
678         .mclk = 88000000UL,
679         .invert = 1,
680         .skip_reinit = 0,
681         .lock_output = STV0299_LOCKOUTPUT_1,
682         .volt13_op0_op1 = STV0299_VOLT13_OP1,
683         .min_delay_ms = 100,
684         .set_symbol_rate = sharp_z0194a_set_symbol_rate,
685 };
686
687 static struct stv0288_config earda_config = {
688         .demod_address = 0x68,
689         .min_delay_ms = 100,
690 };
691
692 static struct si21xx_config serit_config = {
693         .demod_address = 0x68,
694         .min_delay_ms = 100,
695
696 };
697
698 static struct cx24116_config serit_sp2633_config = {
699         .demod_address = 0x55,
700 };
701
702 static struct ds3000_config dvbworld_ds3000_config = {
703         .demod_address = 0x68,
704 };
705
706 static int __devinit frontend_init(struct dm1105_dev *dev)
707 {
708         int ret;
709
710         switch (dev->boardnr) {
711         case DM1105_BOARD_DVBWORLD_2004:
712                 dev->fe = dvb_attach(
713                         cx24116_attach, &serit_sp2633_config,
714                         &dev->i2c_adap);
715                 if (dev->fe) {
716                         dev->fe->ops.set_voltage = dm1105_set_voltage;
717                         break;
718                 }
719
720                 dev->fe = dvb_attach(
721                         ds3000_attach, &dvbworld_ds3000_config,
722                         &dev->i2c_adap);
723                 if (dev->fe)
724                         dev->fe->ops.set_voltage = dm1105_set_voltage;
725
726                 break;
727         case DM1105_BOARD_DVBWORLD_2002:
728         case DM1105_BOARD_AXESS_DM05:
729         default:
730                 dev->fe = dvb_attach(
731                         stv0299_attach, &sharp_z0194a_config,
732                         &dev->i2c_adap);
733                 if (dev->fe) {
734                         dev->fe->ops.set_voltage = dm1105_set_voltage;
735                         dvb_attach(dvb_pll_attach, dev->fe, 0x60,
736                                         &dev->i2c_adap, DVB_PLL_OPERA1);
737                         break;
738                 }
739
740                 dev->fe = dvb_attach(
741                         stv0288_attach, &earda_config,
742                         &dev->i2c_adap);
743                 if (dev->fe) {
744                         dev->fe->ops.set_voltage = dm1105_set_voltage;
745                         dvb_attach(stb6000_attach, dev->fe, 0x61,
746                                         &dev->i2c_adap);
747                         break;
748                 }
749
750                 dev->fe = dvb_attach(
751                         si21xx_attach, &serit_config,
752                         &dev->i2c_adap);
753                 if (dev->fe)
754                         dev->fe->ops.set_voltage = dm1105_set_voltage;
755
756         }
757
758         if (!dev->fe) {
759                 dev_err(&dev->pdev->dev, "could not attach frontend\n");
760                 return -ENODEV;
761         }
762
763         ret = dvb_register_frontend(&dev->dvb_adapter, dev->fe);
764         if (ret < 0) {
765                 if (dev->fe->ops.release)
766                         dev->fe->ops.release(dev->fe);
767                 dev->fe = NULL;
768                 return ret;
769         }
770
771         return 0;
772 }
773
774 static void __devinit dm1105_read_mac(struct dm1105_dev *dev, u8 *mac)
775 {
776         static u8 command[1] = { 0x28 };
777
778         struct i2c_msg msg[] = {
779                 {
780                         .addr = IIC_24C01_addr >> 1,
781                         .flags = 0,
782                         .buf = command,
783                         .len = 1
784                 }, {
785                         .addr = IIC_24C01_addr >> 1,
786                         .flags = I2C_M_RD,
787                         .buf = mac,
788                         .len = 6
789                 },
790         };
791
792         dm1105_i2c_xfer(&dev->i2c_adap, msg , 2);
793         dev_info(&dev->pdev->dev, "MAC %pM\n", mac);
794 }
795
796 static int __devinit dm1105_probe(struct pci_dev *pdev,
797                                   const struct pci_device_id *ent)
798 {
799         struct dm1105_dev *dev;
800         struct dvb_adapter *dvb_adapter;
801         struct dvb_demux *dvbdemux;
802         struct dmx_demux *dmx;
803         int ret = -ENOMEM;
804         int i;
805
806         dev = kzalloc(sizeof(struct dm1105_dev), GFP_KERNEL);
807         if (!dev)
808                 return -ENOMEM;
809
810         /* board config */
811         dev->nr = dm1105_devcount;
812         dev->boardnr = UNSET;
813         if (card[dev->nr] < ARRAY_SIZE(dm1105_boards))
814                 dev->boardnr = card[dev->nr];
815         for (i = 0; UNSET == dev->boardnr &&
816                                 i < ARRAY_SIZE(dm1105_subids); i++)
817                 if (pdev->subsystem_vendor ==
818                         dm1105_subids[i].subvendor &&
819                                 pdev->subsystem_device ==
820                                         dm1105_subids[i].subdevice)
821                         dev->boardnr = dm1105_subids[i].card;
822
823         if (UNSET == dev->boardnr) {
824                 dev->boardnr = DM1105_BOARD_UNKNOWN;
825                 dm1105_card_list(pdev);
826         }
827
828         dm1105_devcount++;
829         dev->pdev = pdev;
830         dev->buffer_size = 5 * DM1105_DMA_BYTES;
831         dev->PacketErrorCount = 0;
832         dev->dmarst = 0;
833
834         ret = pci_enable_device(pdev);
835         if (ret < 0)
836                 goto err_kfree;
837
838         ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
839         if (ret < 0)
840                 goto err_pci_disable_device;
841
842         pci_set_master(pdev);
843
844         ret = pci_request_regions(pdev, DRIVER_NAME);
845         if (ret < 0)
846                 goto err_pci_disable_device;
847
848         dev->io_mem = pci_iomap(pdev, 0, pci_resource_len(pdev, 0));
849         if (!dev->io_mem) {
850                 ret = -EIO;
851                 goto err_pci_release_regions;
852         }
853
854         spin_lock_init(&dev->lock);
855         pci_set_drvdata(pdev, dev);
856
857         ret = dm1105_hw_init(dev);
858         if (ret < 0)
859                 goto err_pci_iounmap;
860
861         /* i2c */
862         i2c_set_adapdata(&dev->i2c_adap, dev);
863         strcpy(dev->i2c_adap.name, DRIVER_NAME);
864         dev->i2c_adap.owner = THIS_MODULE;
865         dev->i2c_adap.dev.parent = &pdev->dev;
866         dev->i2c_adap.algo = &dm1105_algo;
867         dev->i2c_adap.algo_data = dev;
868         ret = i2c_add_adapter(&dev->i2c_adap);
869
870         if (ret < 0)
871                 goto err_dm1105_hw_exit;
872
873         /* dvb */
874         ret = dvb_register_adapter(&dev->dvb_adapter, DRIVER_NAME,
875                                         THIS_MODULE, &pdev->dev, adapter_nr);
876         if (ret < 0)
877                 goto err_i2c_del_adapter;
878
879         dvb_adapter = &dev->dvb_adapter;
880
881         dm1105_read_mac(dev, dvb_adapter->proposed_mac);
882
883         dvbdemux = &dev->demux;
884         dvbdemux->filternum = 256;
885         dvbdemux->feednum = 256;
886         dvbdemux->start_feed = dm1105_start_feed;
887         dvbdemux->stop_feed = dm1105_stop_feed;
888         dvbdemux->dmx.capabilities = (DMX_TS_FILTERING |
889                         DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING);
890         ret = dvb_dmx_init(dvbdemux);
891         if (ret < 0)
892                 goto err_dvb_unregister_adapter;
893
894         dmx = &dvbdemux->dmx;
895         dev->dmxdev.filternum = 256;
896         dev->dmxdev.demux = dmx;
897         dev->dmxdev.capabilities = 0;
898
899         ret = dvb_dmxdev_init(&dev->dmxdev, dvb_adapter);
900         if (ret < 0)
901                 goto err_dvb_dmx_release;
902
903         dev->hw_frontend.source = DMX_FRONTEND_0;
904
905         ret = dmx->add_frontend(dmx, &dev->hw_frontend);
906         if (ret < 0)
907                 goto err_dvb_dmxdev_release;
908
909         dev->mem_frontend.source = DMX_MEMORY_FE;
910
911         ret = dmx->add_frontend(dmx, &dev->mem_frontend);
912         if (ret < 0)
913                 goto err_remove_hw_frontend;
914
915         ret = dmx->connect_frontend(dmx, &dev->hw_frontend);
916         if (ret < 0)
917                 goto err_remove_mem_frontend;
918
919         ret = frontend_init(dev);
920         if (ret < 0)
921                 goto err_disconnect_frontend;
922
923         dvb_net_init(dvb_adapter, &dev->dvbnet, dmx);
924         dm1105_ir_init(dev);
925
926         INIT_WORK(&dev->work, dm1105_dmx_buffer);
927         sprintf(dev->wqn, "%s/%d", dvb_adapter->name, dvb_adapter->num);
928         dev->wq = create_singlethread_workqueue(dev->wqn);
929         if (!dev->wq)
930                 goto err_dvb_net;
931
932         ret = request_irq(pdev->irq, dm1105_irq, IRQF_SHARED,
933                                                 DRIVER_NAME, dev);
934         if (ret < 0)
935                 goto err_workqueue;
936
937         return 0;
938
939 err_workqueue:
940         destroy_workqueue(dev->wq);
941 err_dvb_net:
942         dvb_net_release(&dev->dvbnet);
943 err_disconnect_frontend:
944         dmx->disconnect_frontend(dmx);
945 err_remove_mem_frontend:
946         dmx->remove_frontend(dmx, &dev->mem_frontend);
947 err_remove_hw_frontend:
948         dmx->remove_frontend(dmx, &dev->hw_frontend);
949 err_dvb_dmxdev_release:
950         dvb_dmxdev_release(&dev->dmxdev);
951 err_dvb_dmx_release:
952         dvb_dmx_release(dvbdemux);
953 err_dvb_unregister_adapter:
954         dvb_unregister_adapter(dvb_adapter);
955 err_i2c_del_adapter:
956         i2c_del_adapter(&dev->i2c_adap);
957 err_dm1105_hw_exit:
958         dm1105_hw_exit(dev);
959 err_pci_iounmap:
960         pci_iounmap(pdev, dev->io_mem);
961 err_pci_release_regions:
962         pci_release_regions(pdev);
963 err_pci_disable_device:
964         pci_disable_device(pdev);
965 err_kfree:
966         pci_set_drvdata(pdev, NULL);
967         kfree(dev);
968         return ret;
969 }
970
971 static void __devexit dm1105_remove(struct pci_dev *pdev)
972 {
973         struct dm1105_dev *dev = pci_get_drvdata(pdev);
974         struct dvb_adapter *dvb_adapter = &dev->dvb_adapter;
975         struct dvb_demux *dvbdemux = &dev->demux;
976         struct dmx_demux *dmx = &dvbdemux->dmx;
977
978         dm1105_ir_exit(dev);
979         dmx->close(dmx);
980         dvb_net_release(&dev->dvbnet);
981         if (dev->fe)
982                 dvb_unregister_frontend(dev->fe);
983
984         dmx->disconnect_frontend(dmx);
985         dmx->remove_frontend(dmx, &dev->mem_frontend);
986         dmx->remove_frontend(dmx, &dev->hw_frontend);
987         dvb_dmxdev_release(&dev->dmxdev);
988         dvb_dmx_release(dvbdemux);
989         dvb_unregister_adapter(dvb_adapter);
990         if (&dev->i2c_adap)
991                 i2c_del_adapter(&dev->i2c_adap);
992
993         dm1105_hw_exit(dev);
994         synchronize_irq(pdev->irq);
995         free_irq(pdev->irq, dev);
996         pci_iounmap(pdev, dev->io_mem);
997         pci_release_regions(pdev);
998         pci_disable_device(pdev);
999         pci_set_drvdata(pdev, NULL);
1000         dm1105_devcount--;
1001         kfree(dev);
1002 }
1003
1004 static struct pci_device_id dm1105_id_table[] __devinitdata = {
1005         {
1006                 .vendor = PCI_VENDOR_ID_TRIGEM,
1007                 .device = PCI_DEVICE_ID_DM1105,
1008                 .subvendor = PCI_ANY_ID,
1009                 .subdevice = PCI_ANY_ID,
1010         }, {
1011                 .vendor = PCI_VENDOR_ID_AXESS,
1012                 .device = PCI_DEVICE_ID_DM05,
1013                 .subvendor = PCI_ANY_ID,
1014                 .subdevice = PCI_ANY_ID,
1015         }, {
1016                 /* empty */
1017         },
1018 };
1019
1020 MODULE_DEVICE_TABLE(pci, dm1105_id_table);
1021
1022 static struct pci_driver dm1105_driver = {
1023         .name = DRIVER_NAME,
1024         .id_table = dm1105_id_table,
1025         .probe = dm1105_probe,
1026         .remove = __devexit_p(dm1105_remove),
1027 };
1028
1029 static int __init dm1105_init(void)
1030 {
1031         return pci_register_driver(&dm1105_driver);
1032 }
1033
1034 static void __exit dm1105_exit(void)
1035 {
1036         pci_unregister_driver(&dm1105_driver);
1037 }
1038
1039 module_init(dm1105_init);
1040 module_exit(dm1105_exit);
1041
1042 MODULE_AUTHOR("Igor M. Liplianin <liplianin@me.by>");
1043 MODULE_DESCRIPTION("SDMC DM1105 DVB driver");
1044 MODULE_LICENSE("GPL");