Staging: strip: delete the driver
[linux/fpc-iii.git] / drivers / media / dvb / ngene / ngene-core.c
blob645e8b8a71377664dc3a02e1e80957beaa7c0839
1 /*
2 * ngene.c: nGene PCIe bridge driver
4 * Copyright (C) 2005-2007 Micronas
6 * Copyright (C) 2008-2009 Ralph Metzler <rjkm@metzlerbros.de>
7 * Modifications for new nGene firmware,
8 * support for EEPROM-copying,
9 * support for new dual DVB-S2 card prototype
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * version 2 only, as published by the Free Software Foundation.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
26 * 02110-1301, USA
27 * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
30 #include <linux/module.h>
31 #include <linux/init.h>
32 #include <linux/delay.h>
33 #include <linux/poll.h>
34 #include <linux/io.h>
35 #include <asm/div64.h>
36 #include <linux/pci.h>
37 #include <linux/pci_ids.h>
38 #include <linux/smp_lock.h>
39 #include <linux/timer.h>
40 #include <linux/version.h>
41 #include <linux/byteorder/generic.h>
42 #include <linux/firmware.h>
43 #include <linux/vmalloc.h>
45 #include "ngene.h"
47 #include "stv6110x.h"
48 #include "stv090x.h"
49 #include "lnbh24.h"
51 static int one_adapter = 1;
52 module_param(one_adapter, int, 0444);
53 MODULE_PARM_DESC(one_adapter, "Use only one adapter.");
56 static int debug;
57 module_param(debug, int, 0444);
58 MODULE_PARM_DESC(debug, "Print debugging information.");
60 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
62 #define COMMAND_TIMEOUT_WORKAROUND
64 #define dprintk if (debug) printk
66 #define DEVICE_NAME "ngene"
68 #define ngwriteb(dat, adr) writeb((dat), (char *)(dev->iomem + (adr)))
69 #define ngwritel(dat, adr) writel((dat), (char *)(dev->iomem + (adr)))
70 #define ngwriteb(dat, adr) writeb((dat), (char *)(dev->iomem + (adr)))
71 #define ngreadl(adr) readl(dev->iomem + (adr))
72 #define ngreadb(adr) readb(dev->iomem + (adr))
73 #define ngcpyto(adr, src, count) memcpy_toio((char *) \
74 (dev->iomem + (adr)), (src), (count))
75 #define ngcpyfrom(dst, adr, count) memcpy_fromio((dst), (char *) \
76 (dev->iomem + (adr)), (count))
78 /****************************************************************************/
79 /* nGene interrupt handler **************************************************/
80 /****************************************************************************/
82 static void event_tasklet(unsigned long data)
84 struct ngene *dev = (struct ngene *)data;
86 while (dev->EventQueueReadIndex != dev->EventQueueWriteIndex) {
87 struct EVENT_BUFFER Event =
88 dev->EventQueue[dev->EventQueueReadIndex];
89 dev->EventQueueReadIndex =
90 (dev->EventQueueReadIndex + 1) & (EVENT_QUEUE_SIZE - 1);
92 if ((Event.UARTStatus & 0x01) && (dev->TxEventNotify))
93 dev->TxEventNotify(dev, Event.TimeStamp);
94 if ((Event.UARTStatus & 0x02) && (dev->RxEventNotify))
95 dev->RxEventNotify(dev, Event.TimeStamp,
96 Event.RXCharacter);
100 static void demux_tasklet(unsigned long data)
102 struct ngene_channel *chan = (struct ngene_channel *)data;
103 struct SBufferHeader *Cur = chan->nextBuffer;
105 spin_lock_irq(&chan->state_lock);
107 while (Cur->ngeneBuffer.SR.Flags & 0x80) {
108 if (chan->mode & NGENE_IO_TSOUT) {
109 u32 Flags = chan->DataFormatFlags;
110 if (Cur->ngeneBuffer.SR.Flags & 0x20)
111 Flags |= BEF_OVERFLOW;
112 if (chan->pBufferExchange) {
113 if (!chan->pBufferExchange(chan,
114 Cur->Buffer1,
115 chan->Capture1Length,
116 Cur->ngeneBuffer.SR.
117 Clock, Flags)) {
119 We didn't get data
120 Clear in service flag to make sure we
121 get called on next interrupt again.
122 leave fill/empty (0x80) flag alone
123 to avoid hardware running out of
124 buffers during startup, we hold only
125 in run state ( the source may be late
126 delivering data )
129 if (chan->HWState == HWSTATE_RUN) {
130 Cur->ngeneBuffer.SR.Flags &=
131 ~0x40;
132 break;
133 /* Stop proccessing stream */
135 } else {
136 /* We got a valid buffer,
137 so switch to run state */
138 chan->HWState = HWSTATE_RUN;
140 } else {
141 printk(KERN_ERR DEVICE_NAME ": OOPS\n");
142 if (chan->HWState == HWSTATE_RUN) {
143 Cur->ngeneBuffer.SR.Flags &= ~0x40;
144 break; /* Stop proccessing stream */
147 if (chan->AudioDTOUpdated) {
148 printk(KERN_INFO DEVICE_NAME
149 ": Update AudioDTO = %d\n",
150 chan->AudioDTOValue);
151 Cur->ngeneBuffer.SR.DTOUpdate =
152 chan->AudioDTOValue;
153 chan->AudioDTOUpdated = 0;
155 } else {
156 if (chan->HWState == HWSTATE_RUN) {
157 u32 Flags = 0;
158 if (Cur->ngeneBuffer.SR.Flags & 0x01)
159 Flags |= BEF_EVEN_FIELD;
160 if (Cur->ngeneBuffer.SR.Flags & 0x20)
161 Flags |= BEF_OVERFLOW;
162 if (chan->pBufferExchange)
163 chan->pBufferExchange(chan,
164 Cur->Buffer1,
165 chan->
166 Capture1Length,
167 Cur->ngeneBuffer.
168 SR.Clock, Flags);
169 if (chan->pBufferExchange2)
170 chan->pBufferExchange2(chan,
171 Cur->Buffer2,
172 chan->
173 Capture2Length,
174 Cur->ngeneBuffer.
175 SR.Clock, Flags);
176 } else if (chan->HWState != HWSTATE_STOP)
177 chan->HWState = HWSTATE_RUN;
179 Cur->ngeneBuffer.SR.Flags = 0x00;
180 Cur = Cur->Next;
182 chan->nextBuffer = Cur;
184 spin_unlock_irq(&chan->state_lock);
187 static irqreturn_t irq_handler(int irq, void *dev_id)
189 struct ngene *dev = (struct ngene *)dev_id;
190 u32 icounts = 0;
191 irqreturn_t rc = IRQ_NONE;
192 u32 i = MAX_STREAM;
193 u8 *tmpCmdDoneByte;
195 if (dev->BootFirmware) {
196 icounts = ngreadl(NGENE_INT_COUNTS);
197 if (icounts != dev->icounts) {
198 ngwritel(0, FORCE_NMI);
199 dev->cmd_done = 1;
200 wake_up(&dev->cmd_wq);
201 dev->icounts = icounts;
202 rc = IRQ_HANDLED;
204 return rc;
207 ngwritel(0, FORCE_NMI);
209 spin_lock(&dev->cmd_lock);
210 tmpCmdDoneByte = dev->CmdDoneByte;
211 if (tmpCmdDoneByte &&
212 (*tmpCmdDoneByte ||
213 (dev->ngenetohost[0] == 1 && dev->ngenetohost[1] != 0))) {
214 dev->CmdDoneByte = NULL;
215 dev->cmd_done = 1;
216 wake_up(&dev->cmd_wq);
217 rc = IRQ_HANDLED;
219 spin_unlock(&dev->cmd_lock);
221 if (dev->EventBuffer->EventStatus & 0x80) {
222 u8 nextWriteIndex =
223 (dev->EventQueueWriteIndex + 1) &
224 (EVENT_QUEUE_SIZE - 1);
225 if (nextWriteIndex != dev->EventQueueReadIndex) {
226 dev->EventQueue[dev->EventQueueWriteIndex] =
227 *(dev->EventBuffer);
228 dev->EventQueueWriteIndex = nextWriteIndex;
229 } else {
230 printk(KERN_ERR DEVICE_NAME ": event overflow\n");
231 dev->EventQueueOverflowCount += 1;
232 dev->EventQueueOverflowFlag = 1;
234 dev->EventBuffer->EventStatus &= ~0x80;
235 tasklet_schedule(&dev->event_tasklet);
236 rc = IRQ_HANDLED;
239 while (i > 0) {
240 i--;
241 spin_lock(&dev->channel[i].state_lock);
242 /* if (dev->channel[i].State>=KSSTATE_RUN) { */
243 if (dev->channel[i].nextBuffer) {
244 if ((dev->channel[i].nextBuffer->
245 ngeneBuffer.SR.Flags & 0xC0) == 0x80) {
246 dev->channel[i].nextBuffer->
247 ngeneBuffer.SR.Flags |= 0x40;
248 tasklet_schedule(
249 &dev->channel[i].demux_tasklet);
250 rc = IRQ_HANDLED;
253 spin_unlock(&dev->channel[i].state_lock);
256 /* Request might have been processed by a previous call. */
257 return IRQ_HANDLED;
260 /****************************************************************************/
261 /* nGene command interface **************************************************/
262 /****************************************************************************/
264 static void dump_command_io(struct ngene *dev)
266 u8 buf[8], *b;
268 ngcpyfrom(buf, HOST_TO_NGENE, 8);
269 printk(KERN_ERR "host_to_ngene (%04x): %02x %02x %02x %02x %02x %02x %02x %02x\n",
270 HOST_TO_NGENE, buf[0], buf[1], buf[2], buf[3],
271 buf[4], buf[5], buf[6], buf[7]);
273 ngcpyfrom(buf, NGENE_TO_HOST, 8);
274 printk(KERN_ERR "ngene_to_host (%04x): %02x %02x %02x %02x %02x %02x %02x %02x\n",
275 NGENE_TO_HOST, buf[0], buf[1], buf[2], buf[3],
276 buf[4], buf[5], buf[6], buf[7]);
278 b = dev->hosttongene;
279 printk(KERN_ERR "dev->hosttongene (%p): %02x %02x %02x %02x %02x %02x %02x %02x\n",
280 b, b[0], b[1], b[2], b[3], b[4], b[5], b[6], b[7]);
282 b = dev->ngenetohost;
283 printk(KERN_ERR "dev->ngenetohost (%p): %02x %02x %02x %02x %02x %02x %02x %02x\n",
284 b, b[0], b[1], b[2], b[3], b[4], b[5], b[6], b[7]);
287 static int ngene_command_mutex(struct ngene *dev, struct ngene_command *com)
289 int ret;
290 u8 *tmpCmdDoneByte;
292 dev->cmd_done = 0;
294 if (com->cmd.hdr.Opcode == CMD_FWLOAD_PREPARE) {
295 dev->BootFirmware = 1;
296 dev->icounts = ngreadl(NGENE_INT_COUNTS);
297 ngwritel(0, NGENE_COMMAND);
298 ngwritel(0, NGENE_COMMAND_HI);
299 ngwritel(0, NGENE_STATUS);
300 ngwritel(0, NGENE_STATUS_HI);
301 ngwritel(0, NGENE_EVENT);
302 ngwritel(0, NGENE_EVENT_HI);
303 } else if (com->cmd.hdr.Opcode == CMD_FWLOAD_FINISH) {
304 u64 fwio = dev->PAFWInterfaceBuffer;
306 ngwritel(fwio & 0xffffffff, NGENE_COMMAND);
307 ngwritel(fwio >> 32, NGENE_COMMAND_HI);
308 ngwritel((fwio + 256) & 0xffffffff, NGENE_STATUS);
309 ngwritel((fwio + 256) >> 32, NGENE_STATUS_HI);
310 ngwritel((fwio + 512) & 0xffffffff, NGENE_EVENT);
311 ngwritel((fwio + 512) >> 32, NGENE_EVENT_HI);
314 memcpy(dev->FWInterfaceBuffer, com->cmd.raw8, com->in_len + 2);
316 if (dev->BootFirmware)
317 ngcpyto(HOST_TO_NGENE, com->cmd.raw8, com->in_len + 2);
319 spin_lock_irq(&dev->cmd_lock);
320 tmpCmdDoneByte = dev->ngenetohost + com->out_len;
321 if (!com->out_len)
322 tmpCmdDoneByte++;
323 *tmpCmdDoneByte = 0;
324 dev->ngenetohost[0] = 0;
325 dev->ngenetohost[1] = 0;
326 dev->CmdDoneByte = tmpCmdDoneByte;
327 spin_unlock_irq(&dev->cmd_lock);
329 /* Notify 8051. */
330 ngwritel(1, FORCE_INT);
332 ret = wait_event_timeout(dev->cmd_wq, dev->cmd_done == 1, 2 * HZ);
333 if (!ret) {
334 /*ngwritel(0, FORCE_NMI);*/
336 printk(KERN_ERR DEVICE_NAME
337 ": Command timeout cmd=%02x prev=%02x\n",
338 com->cmd.hdr.Opcode, dev->prev_cmd);
339 dump_command_io(dev);
340 return -1;
342 if (com->cmd.hdr.Opcode == CMD_FWLOAD_FINISH)
343 dev->BootFirmware = 0;
345 dev->prev_cmd = com->cmd.hdr.Opcode;
347 if (!com->out_len)
348 return 0;
350 memcpy(com->cmd.raw8, dev->ngenetohost, com->out_len);
352 return 0;
355 static int ngene_command(struct ngene *dev, struct ngene_command *com)
357 int result;
359 down(&dev->cmd_mutex);
360 result = ngene_command_mutex(dev, com);
361 up(&dev->cmd_mutex);
362 return result;
366 static int ngene_command_i2c_read(struct ngene *dev, u8 adr,
367 u8 *out, u8 outlen, u8 *in, u8 inlen, int flag)
369 struct ngene_command com;
371 com.cmd.hdr.Opcode = CMD_I2C_READ;
372 com.cmd.hdr.Length = outlen + 3;
373 com.cmd.I2CRead.Device = adr << 1;
374 memcpy(com.cmd.I2CRead.Data, out, outlen);
375 com.cmd.I2CRead.Data[outlen] = inlen;
376 com.cmd.I2CRead.Data[outlen + 1] = 0;
377 com.in_len = outlen + 3;
378 com.out_len = inlen + 1;
380 if (ngene_command(dev, &com) < 0)
381 return -EIO;
383 if ((com.cmd.raw8[0] >> 1) != adr)
384 return -EIO;
386 if (flag)
387 memcpy(in, com.cmd.raw8, inlen + 1);
388 else
389 memcpy(in, com.cmd.raw8 + 1, inlen);
390 return 0;
393 static int ngene_command_i2c_write(struct ngene *dev, u8 adr,
394 u8 *out, u8 outlen)
396 struct ngene_command com;
399 com.cmd.hdr.Opcode = CMD_I2C_WRITE;
400 com.cmd.hdr.Length = outlen + 1;
401 com.cmd.I2CRead.Device = adr << 1;
402 memcpy(com.cmd.I2CRead.Data, out, outlen);
403 com.in_len = outlen + 1;
404 com.out_len = 1;
406 if (ngene_command(dev, &com) < 0)
407 return -EIO;
409 if (com.cmd.raw8[0] == 1)
410 return -EIO;
412 return 0;
415 static int ngene_command_load_firmware(struct ngene *dev,
416 u8 *ngene_fw, u32 size)
418 #define FIRSTCHUNK (1024)
419 u32 cleft;
420 struct ngene_command com;
422 com.cmd.hdr.Opcode = CMD_FWLOAD_PREPARE;
423 com.cmd.hdr.Length = 0;
424 com.in_len = 0;
425 com.out_len = 0;
427 ngene_command(dev, &com);
429 cleft = (size + 3) & ~3;
430 if (cleft > FIRSTCHUNK) {
431 ngcpyto(PROGRAM_SRAM + FIRSTCHUNK, ngene_fw + FIRSTCHUNK,
432 cleft - FIRSTCHUNK);
433 cleft = FIRSTCHUNK;
435 ngcpyto(DATA_FIFO_AREA, ngene_fw, cleft);
437 memset(&com, 0, sizeof(struct ngene_command));
438 com.cmd.hdr.Opcode = CMD_FWLOAD_FINISH;
439 com.cmd.hdr.Length = 4;
440 com.cmd.FWLoadFinish.Address = DATA_FIFO_AREA;
441 com.cmd.FWLoadFinish.Length = (unsigned short)cleft;
442 com.in_len = 4;
443 com.out_len = 0;
445 return ngene_command(dev, &com);
449 static int ngene_command_config_buf(struct ngene *dev, u8 config)
451 struct ngene_command com;
453 com.cmd.hdr.Opcode = CMD_CONFIGURE_BUFFER;
454 com.cmd.hdr.Length = 1;
455 com.cmd.ConfigureBuffers.config = config;
456 com.in_len = 1;
457 com.out_len = 0;
459 if (ngene_command(dev, &com) < 0)
460 return -EIO;
461 return 0;
464 static int ngene_command_config_free_buf(struct ngene *dev, u8 *config)
466 struct ngene_command com;
468 com.cmd.hdr.Opcode = CMD_CONFIGURE_FREE_BUFFER;
469 com.cmd.hdr.Length = 6;
470 memcpy(&com.cmd.ConfigureBuffers.config, config, 6);
471 com.in_len = 6;
472 com.out_len = 0;
474 if (ngene_command(dev, &com) < 0)
475 return -EIO;
477 return 0;
480 static int ngene_command_gpio_set(struct ngene *dev, u8 select, u8 level)
482 struct ngene_command com;
484 com.cmd.hdr.Opcode = CMD_SET_GPIO_PIN;
485 com.cmd.hdr.Length = 1;
486 com.cmd.SetGpioPin.select = select | (level << 7);
487 com.in_len = 1;
488 com.out_len = 0;
490 return ngene_command(dev, &com);
495 02000640 is sample on rising edge.
496 02000740 is sample on falling edge.
497 02000040 is ignore "valid" signal
499 0: FD_CTL1 Bit 7,6 must be 0,1
500 7 disable(fw controlled)
501 6 0-AUX,1-TS
502 5 0-par,1-ser
503 4 0-lsb/1-msb
504 3,2 reserved
505 1,0 0-no sync, 1-use ext. start, 2-use 0x47, 3-both
506 1: FD_CTL2 has 3-valid must be hi, 2-use valid, 1-edge
507 2: FD_STA is read-only. 0-sync
508 3: FD_INSYNC is number of 47s to trigger "in sync".
509 4: FD_OUTSYNC is number of 47s to trigger "out of sync".
510 5: FD_MAXBYTE1 is low-order of bytes per packet.
511 6: FD_MAXBYTE2 is high-order of bytes per packet.
512 7: Top byte is unused.
515 /****************************************************************************/
517 static u8 TSFeatureDecoderSetup[8 * 4] = {
518 0x42, 0x00, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00,
519 0x40, 0x06, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, /* DRXH */
520 0x71, 0x07, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, /* DRXHser */
521 0x72, 0x06, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, /* S2ser */
524 /* Set NGENE I2S Config to 16 bit packed */
525 static u8 I2SConfiguration[] = {
526 0x00, 0x10, 0x00, 0x00,
527 0x80, 0x10, 0x00, 0x00,
530 static u8 SPDIFConfiguration[10] = {
531 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
534 /* Set NGENE I2S Config to transport stream compatible mode */
536 static u8 TS_I2SConfiguration[4] = { 0x3E, 0x1A, 0x00, 0x00 }; /*3e 18 00 00 ?*/
538 static u8 TS_I2SOutConfiguration[4] = { 0x80, 0x20, 0x00, 0x00 };
540 static u8 ITUDecoderSetup[4][16] = {
541 {0x1c, 0x13, 0x01, 0x68, 0x3d, 0x90, 0x14, 0x20, /* SDTV */
542 0x00, 0x00, 0x01, 0xb0, 0x9c, 0x00, 0x00, 0x00},
543 {0x9c, 0x03, 0x23, 0xC0, 0x60, 0x0E, 0x13, 0x00,
544 0x00, 0x00, 0x00, 0x01, 0xB0, 0x00, 0x00, 0x00},
545 {0x9f, 0x00, 0x23, 0xC0, 0x60, 0x0F, 0x13, 0x00, /* HDTV 1080i50 */
546 0x00, 0x00, 0x00, 0x01, 0xB0, 0x00, 0x00, 0x00},
547 {0x9c, 0x01, 0x23, 0xC0, 0x60, 0x0E, 0x13, 0x00, /* HDTV 1080i60 */
548 0x00, 0x00, 0x00, 0x01, 0xB0, 0x00, 0x00, 0x00},
552 * 50 48 60 gleich
553 * 27p50 9f 00 22 80 42 69 18 ...
554 * 27p60 93 00 22 80 82 69 1c ...
557 /* Maxbyte to 1144 (for raw data) */
558 static u8 ITUFeatureDecoderSetup[8] = {
559 0x00, 0x00, 0x00, 0x00, 0x00, 0x78, 0x04, 0x00
562 static void FillTSBuffer(void *Buffer, int Length, u32 Flags)
564 u32 *ptr = Buffer;
566 memset(Buffer, 0xff, Length);
567 while (Length > 0) {
568 if (Flags & DF_SWAP32)
569 *ptr = 0x471FFF10;
570 else
571 *ptr = 0x10FF1F47;
572 ptr += (188 / 4);
573 Length -= 188;
578 static void flush_buffers(struct ngene_channel *chan)
580 u8 val;
582 do {
583 msleep(1);
584 spin_lock_irq(&chan->state_lock);
585 val = chan->nextBuffer->ngeneBuffer.SR.Flags & 0x80;
586 spin_unlock_irq(&chan->state_lock);
587 } while (val);
590 static void clear_buffers(struct ngene_channel *chan)
592 struct SBufferHeader *Cur = chan->nextBuffer;
594 do {
595 memset(&Cur->ngeneBuffer.SR, 0, sizeof(Cur->ngeneBuffer.SR));
596 if (chan->mode & NGENE_IO_TSOUT)
597 FillTSBuffer(Cur->Buffer1,
598 chan->Capture1Length,
599 chan->DataFormatFlags);
600 Cur = Cur->Next;
601 } while (Cur != chan->nextBuffer);
603 if (chan->mode & NGENE_IO_TSOUT) {
604 chan->nextBuffer->ngeneBuffer.SR.DTOUpdate =
605 chan->AudioDTOValue;
606 chan->AudioDTOUpdated = 0;
608 Cur = chan->TSIdleBuffer.Head;
610 do {
611 memset(&Cur->ngeneBuffer.SR, 0,
612 sizeof(Cur->ngeneBuffer.SR));
613 FillTSBuffer(Cur->Buffer1,
614 chan->Capture1Length,
615 chan->DataFormatFlags);
616 Cur = Cur->Next;
617 } while (Cur != chan->TSIdleBuffer.Head);
621 static int ngene_command_stream_control(struct ngene *dev, u8 stream,
622 u8 control, u8 mode, u8 flags)
624 struct ngene_channel *chan = &dev->channel[stream];
625 struct ngene_command com;
626 u16 BsUVI = ((stream & 1) ? 0x9400 : 0x9300);
627 u16 BsSDI = ((stream & 1) ? 0x9600 : 0x9500);
628 u16 BsSPI = ((stream & 1) ? 0x9800 : 0x9700);
629 u16 BsSDO = 0x9B00;
631 /* down(&dev->stream_mutex); */
632 while (down_trylock(&dev->stream_mutex)) {
633 printk(KERN_INFO DEVICE_NAME ": SC locked\n");
634 msleep(1);
636 memset(&com, 0, sizeof(com));
637 com.cmd.hdr.Opcode = CMD_CONTROL;
638 com.cmd.hdr.Length = sizeof(struct FW_STREAM_CONTROL) - 2;
639 com.cmd.StreamControl.Stream = stream | (control ? 8 : 0);
640 if (chan->mode & NGENE_IO_TSOUT)
641 com.cmd.StreamControl.Stream |= 0x07;
642 com.cmd.StreamControl.Control = control |
643 (flags & SFLAG_ORDER_LUMA_CHROMA);
644 com.cmd.StreamControl.Mode = mode;
645 com.in_len = sizeof(struct FW_STREAM_CONTROL);
646 com.out_len = 0;
648 dprintk(KERN_INFO DEVICE_NAME
649 ": Stream=%02x, Control=%02x, Mode=%02x\n",
650 com.cmd.StreamControl.Stream, com.cmd.StreamControl.Control,
651 com.cmd.StreamControl.Mode);
653 chan->Mode = mode;
655 if (!(control & 0x80)) {
656 spin_lock_irq(&chan->state_lock);
657 if (chan->State == KSSTATE_RUN) {
658 chan->State = KSSTATE_ACQUIRE;
659 chan->HWState = HWSTATE_STOP;
660 spin_unlock_irq(&chan->state_lock);
661 if (ngene_command(dev, &com) < 0) {
662 up(&dev->stream_mutex);
663 return -1;
665 /* clear_buffers(chan); */
666 flush_buffers(chan);
667 up(&dev->stream_mutex);
668 return 0;
670 spin_unlock_irq(&chan->state_lock);
671 up(&dev->stream_mutex);
672 return 0;
675 if (mode & SMODE_AUDIO_CAPTURE) {
676 com.cmd.StreamControl.CaptureBlockCount =
677 chan->Capture1Length / AUDIO_BLOCK_SIZE;
678 com.cmd.StreamControl.Buffer_Address = chan->RingBuffer.PAHead;
679 } else if (mode & SMODE_TRANSPORT_STREAM) {
680 com.cmd.StreamControl.CaptureBlockCount =
681 chan->Capture1Length / TS_BLOCK_SIZE;
682 com.cmd.StreamControl.MaxLinesPerField =
683 chan->Capture1Length / TS_BLOCK_SIZE;
684 com.cmd.StreamControl.Buffer_Address =
685 chan->TSRingBuffer.PAHead;
686 if (chan->mode & NGENE_IO_TSOUT) {
687 com.cmd.StreamControl.BytesPerVBILine =
688 chan->Capture1Length / TS_BLOCK_SIZE;
689 com.cmd.StreamControl.Stream |= 0x07;
691 } else {
692 com.cmd.StreamControl.BytesPerVideoLine = chan->nBytesPerLine;
693 com.cmd.StreamControl.MaxLinesPerField = chan->nLines;
694 com.cmd.StreamControl.MinLinesPerField = 100;
695 com.cmd.StreamControl.Buffer_Address = chan->RingBuffer.PAHead;
697 if (mode & SMODE_VBI_CAPTURE) {
698 com.cmd.StreamControl.MaxVBILinesPerField =
699 chan->nVBILines;
700 com.cmd.StreamControl.MinVBILinesPerField = 0;
701 com.cmd.StreamControl.BytesPerVBILine =
702 chan->nBytesPerVBILine;
704 if (flags & SFLAG_COLORBAR)
705 com.cmd.StreamControl.Stream |= 0x04;
708 spin_lock_irq(&chan->state_lock);
709 if (mode & SMODE_AUDIO_CAPTURE) {
710 chan->nextBuffer = chan->RingBuffer.Head;
711 if (mode & SMODE_AUDIO_SPDIF) {
712 com.cmd.StreamControl.SetupDataLen =
713 sizeof(SPDIFConfiguration);
714 com.cmd.StreamControl.SetupDataAddr = BsSPI;
715 memcpy(com.cmd.StreamControl.SetupData,
716 SPDIFConfiguration, sizeof(SPDIFConfiguration));
717 } else {
718 com.cmd.StreamControl.SetupDataLen = 4;
719 com.cmd.StreamControl.SetupDataAddr = BsSDI;
720 memcpy(com.cmd.StreamControl.SetupData,
721 I2SConfiguration +
722 4 * dev->card_info->i2s[stream], 4);
724 } else if (mode & SMODE_TRANSPORT_STREAM) {
725 chan->nextBuffer = chan->TSRingBuffer.Head;
726 if (stream >= STREAM_AUDIOIN1) {
727 if (chan->mode & NGENE_IO_TSOUT) {
728 com.cmd.StreamControl.SetupDataLen =
729 sizeof(TS_I2SOutConfiguration);
730 com.cmd.StreamControl.SetupDataAddr = BsSDO;
731 memcpy(com.cmd.StreamControl.SetupData,
732 TS_I2SOutConfiguration,
733 sizeof(TS_I2SOutConfiguration));
734 } else {
735 com.cmd.StreamControl.SetupDataLen =
736 sizeof(TS_I2SConfiguration);
737 com.cmd.StreamControl.SetupDataAddr = BsSDI;
738 memcpy(com.cmd.StreamControl.SetupData,
739 TS_I2SConfiguration,
740 sizeof(TS_I2SConfiguration));
742 } else {
743 com.cmd.StreamControl.SetupDataLen = 8;
744 com.cmd.StreamControl.SetupDataAddr = BsUVI + 0x10;
745 memcpy(com.cmd.StreamControl.SetupData,
746 TSFeatureDecoderSetup +
747 8 * dev->card_info->tsf[stream], 8);
749 } else {
750 chan->nextBuffer = chan->RingBuffer.Head;
751 com.cmd.StreamControl.SetupDataLen =
752 16 + sizeof(ITUFeatureDecoderSetup);
753 com.cmd.StreamControl.SetupDataAddr = BsUVI;
754 memcpy(com.cmd.StreamControl.SetupData,
755 ITUDecoderSetup[chan->itumode], 16);
756 memcpy(com.cmd.StreamControl.SetupData + 16,
757 ITUFeatureDecoderSetup, sizeof(ITUFeatureDecoderSetup));
759 clear_buffers(chan);
760 chan->State = KSSTATE_RUN;
761 if (mode & SMODE_TRANSPORT_STREAM)
762 chan->HWState = HWSTATE_RUN;
763 else
764 chan->HWState = HWSTATE_STARTUP;
765 spin_unlock_irq(&chan->state_lock);
767 if (ngene_command(dev, &com) < 0) {
768 up(&dev->stream_mutex);
769 return -1;
771 up(&dev->stream_mutex);
772 return 0;
776 /****************************************************************************/
777 /* I2C **********************************************************************/
778 /****************************************************************************/
780 static void ngene_i2c_set_bus(struct ngene *dev, int bus)
782 if (!(dev->card_info->i2c_access & 2))
783 return;
784 if (dev->i2c_current_bus == bus)
785 return;
787 switch (bus) {
788 case 0:
789 ngene_command_gpio_set(dev, 3, 0);
790 ngene_command_gpio_set(dev, 2, 1);
791 break;
793 case 1:
794 ngene_command_gpio_set(dev, 2, 0);
795 ngene_command_gpio_set(dev, 3, 1);
796 break;
798 dev->i2c_current_bus = bus;
801 static int ngene_i2c_master_xfer(struct i2c_adapter *adapter,
802 struct i2c_msg msg[], int num)
804 struct ngene_channel *chan =
805 (struct ngene_channel *)i2c_get_adapdata(adapter);
806 struct ngene *dev = chan->dev;
808 down(&dev->i2c_switch_mutex);
809 ngene_i2c_set_bus(dev, chan->number);
811 if (num == 2 && msg[1].flags & I2C_M_RD && !(msg[0].flags & I2C_M_RD))
812 if (!ngene_command_i2c_read(dev, msg[0].addr,
813 msg[0].buf, msg[0].len,
814 msg[1].buf, msg[1].len, 0))
815 goto done;
817 if (num == 1 && !(msg[0].flags & I2C_M_RD))
818 if (!ngene_command_i2c_write(dev, msg[0].addr,
819 msg[0].buf, msg[0].len))
820 goto done;
821 if (num == 1 && (msg[0].flags & I2C_M_RD))
822 if (!ngene_command_i2c_read(dev, msg[0].addr, 0, 0,
823 msg[0].buf, msg[0].len, 0))
824 goto done;
826 up(&dev->i2c_switch_mutex);
827 return -EIO;
829 done:
830 up(&dev->i2c_switch_mutex);
831 return num;
835 static u32 ngene_i2c_functionality(struct i2c_adapter *adap)
837 return I2C_FUNC_SMBUS_EMUL;
840 static struct i2c_algorithm ngene_i2c_algo = {
841 .master_xfer = ngene_i2c_master_xfer,
842 .functionality = ngene_i2c_functionality,
845 static int ngene_i2c_init(struct ngene *dev, int dev_nr)
847 struct i2c_adapter *adap = &(dev->channel[dev_nr].i2c_adapter);
849 i2c_set_adapdata(adap, &(dev->channel[dev_nr]));
850 adap->class = I2C_CLASS_TV_DIGITAL | I2C_CLASS_TV_ANALOG;
852 strcpy(adap->name, "nGene");
854 adap->algo = &ngene_i2c_algo;
855 adap->algo_data = (void *)&(dev->channel[dev_nr]);
856 adap->dev.parent = &dev->pci_dev->dev;
858 return i2c_add_adapter(adap);
862 /****************************************************************************/
863 /* DVB functions and API interface ******************************************/
864 /****************************************************************************/
866 static void swap_buffer(u32 *p, u32 len)
868 while (len) {
869 *p = swab32(*p);
870 p++;
871 len -= 4;
876 static void *tsin_exchange(void *priv, void *buf, u32 len, u32 clock, u32 flags)
878 struct ngene_channel *chan = priv;
881 #ifdef COMMAND_TIMEOUT_WORKAROUND
882 if (chan->users > 0)
883 #endif
884 dvb_dmx_swfilter(&chan->demux, buf, len);
885 return 0;
888 u8 fill_ts[188] = { 0x47, 0x1f, 0xff, 0x10 };
890 static void *tsout_exchange(void *priv, void *buf, u32 len,
891 u32 clock, u32 flags)
893 struct ngene_channel *chan = priv;
894 struct ngene *dev = chan->dev;
895 u32 alen;
897 alen = dvb_ringbuffer_avail(&dev->tsout_rbuf);
898 alen -= alen % 188;
900 if (alen < len)
901 FillTSBuffer(buf + alen, len - alen, flags);
902 else
903 alen = len;
904 dvb_ringbuffer_read(&dev->tsout_rbuf, buf, alen);
905 if (flags & DF_SWAP32)
906 swap_buffer((u32 *)buf, alen);
907 wake_up_interruptible(&dev->tsout_rbuf.queue);
908 return buf;
912 static void set_transfer(struct ngene_channel *chan, int state)
914 u8 control = 0, mode = 0, flags = 0;
915 struct ngene *dev = chan->dev;
916 int ret;
919 printk(KERN_INFO DEVICE_NAME ": st %d\n", state);
920 msleep(100);
923 if (state) {
924 if (chan->running) {
925 printk(KERN_INFO DEVICE_NAME ": already running\n");
926 return;
928 } else {
929 if (!chan->running) {
930 printk(KERN_INFO DEVICE_NAME ": already stopped\n");
931 return;
935 if (dev->card_info->switch_ctrl)
936 dev->card_info->switch_ctrl(chan, 1, state ^ 1);
938 if (state) {
939 spin_lock_irq(&chan->state_lock);
941 /* printk(KERN_INFO DEVICE_NAME ": lock=%08x\n",
942 ngreadl(0x9310)); */
943 dvb_ringbuffer_flush(&dev->tsout_rbuf);
944 control = 0x80;
945 if (chan->mode & (NGENE_IO_TSIN | NGENE_IO_TSOUT)) {
946 chan->Capture1Length = 512 * 188;
947 mode = SMODE_TRANSPORT_STREAM;
949 if (chan->mode & NGENE_IO_TSOUT) {
950 chan->pBufferExchange = tsout_exchange;
951 /* 0x66666666 = 50MHz *2^33 /250MHz */
952 chan->AudioDTOValue = 0x66666666;
953 /* set_dto(chan, 38810700+1000); */
954 /* set_dto(chan, 19392658); */
956 if (chan->mode & NGENE_IO_TSIN)
957 chan->pBufferExchange = tsin_exchange;
958 /* ngwritel(0, 0x9310); */
959 spin_unlock_irq(&chan->state_lock);
960 } else
961 ;/* printk(KERN_INFO DEVICE_NAME ": lock=%08x\n",
962 ngreadl(0x9310)); */
964 ret = ngene_command_stream_control(dev, chan->number,
965 control, mode, flags);
966 if (!ret)
967 chan->running = state;
968 else
969 printk(KERN_ERR DEVICE_NAME ": set_transfer %d failed\n",
970 state);
971 if (!state) {
972 spin_lock_irq(&chan->state_lock);
973 chan->pBufferExchange = 0;
974 dvb_ringbuffer_flush(&dev->tsout_rbuf);
975 spin_unlock_irq(&chan->state_lock);
979 static int ngene_start_feed(struct dvb_demux_feed *dvbdmxfeed)
981 struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
982 struct ngene_channel *chan = dvbdmx->priv;
984 if (chan->users == 0) {
985 #ifdef COMMAND_TIMEOUT_WORKAROUND
986 if (!chan->running)
987 #endif
988 set_transfer(chan, 1);
989 /* msleep(10); */
992 return ++chan->users;
995 static int ngene_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
997 struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
998 struct ngene_channel *chan = dvbdmx->priv;
1000 if (--chan->users)
1001 return chan->users;
1003 #ifndef COMMAND_TIMEOUT_WORKAROUND
1004 set_transfer(chan, 0);
1005 #endif
1007 return 0;
1012 static int my_dvb_dmx_ts_card_init(struct dvb_demux *dvbdemux, char *id,
1013 int (*start_feed)(struct dvb_demux_feed *),
1014 int (*stop_feed)(struct dvb_demux_feed *),
1015 void *priv)
1017 dvbdemux->priv = priv;
1019 dvbdemux->filternum = 256;
1020 dvbdemux->feednum = 256;
1021 dvbdemux->start_feed = start_feed;
1022 dvbdemux->stop_feed = stop_feed;
1023 dvbdemux->write_to_decoder = 0;
1024 dvbdemux->dmx.capabilities = (DMX_TS_FILTERING |
1025 DMX_SECTION_FILTERING |
1026 DMX_MEMORY_BASED_FILTERING);
1027 return dvb_dmx_init(dvbdemux);
1030 static int my_dvb_dmxdev_ts_card_init(struct dmxdev *dmxdev,
1031 struct dvb_demux *dvbdemux,
1032 struct dmx_frontend *hw_frontend,
1033 struct dmx_frontend *mem_frontend,
1034 struct dvb_adapter *dvb_adapter)
1036 int ret;
1038 dmxdev->filternum = 256;
1039 dmxdev->demux = &dvbdemux->dmx;
1040 dmxdev->capabilities = 0;
1041 ret = dvb_dmxdev_init(dmxdev, dvb_adapter);
1042 if (ret < 0)
1043 return ret;
1045 hw_frontend->source = DMX_FRONTEND_0;
1046 dvbdemux->dmx.add_frontend(&dvbdemux->dmx, hw_frontend);
1047 mem_frontend->source = DMX_MEMORY_FE;
1048 dvbdemux->dmx.add_frontend(&dvbdemux->dmx, mem_frontend);
1049 return dvbdemux->dmx.connect_frontend(&dvbdemux->dmx, hw_frontend);
1053 /****************************************************************************/
1054 /* nGene hardware init and release functions ********************************/
1055 /****************************************************************************/
1057 static void free_ringbuffer(struct ngene *dev, struct SRingBufferDescriptor *rb)
1059 struct SBufferHeader *Cur = rb->Head;
1060 u32 j;
1062 if (!Cur)
1063 return;
1065 for (j = 0; j < rb->NumBuffers; j++, Cur = Cur->Next) {
1066 if (Cur->Buffer1)
1067 pci_free_consistent(dev->pci_dev,
1068 rb->Buffer1Length,
1069 Cur->Buffer1,
1070 Cur->scList1->Address);
1072 if (Cur->Buffer2)
1073 pci_free_consistent(dev->pci_dev,
1074 rb->Buffer2Length,
1075 Cur->Buffer2,
1076 Cur->scList2->Address);
1079 if (rb->SCListMem)
1080 pci_free_consistent(dev->pci_dev, rb->SCListMemSize,
1081 rb->SCListMem, rb->PASCListMem);
1083 pci_free_consistent(dev->pci_dev, rb->MemSize, rb->Head, rb->PAHead);
1086 static void free_idlebuffer(struct ngene *dev,
1087 struct SRingBufferDescriptor *rb,
1088 struct SRingBufferDescriptor *tb)
1090 int j;
1091 struct SBufferHeader *Cur = tb->Head;
1093 if (!rb->Head)
1094 return;
1095 free_ringbuffer(dev, rb);
1096 for (j = 0; j < tb->NumBuffers; j++, Cur = Cur->Next) {
1097 Cur->Buffer2 = 0;
1098 Cur->scList2 = 0;
1099 Cur->ngeneBuffer.Address_of_first_entry_2 = 0;
1100 Cur->ngeneBuffer.Number_of_entries_2 = 0;
1104 static void free_common_buffers(struct ngene *dev)
1106 u32 i;
1107 struct ngene_channel *chan;
1109 for (i = STREAM_VIDEOIN1; i < MAX_STREAM; i++) {
1110 chan = &dev->channel[i];
1111 free_idlebuffer(dev, &chan->TSIdleBuffer, &chan->TSRingBuffer);
1112 free_ringbuffer(dev, &chan->RingBuffer);
1113 free_ringbuffer(dev, &chan->TSRingBuffer);
1116 if (dev->OverflowBuffer)
1117 pci_free_consistent(dev->pci_dev,
1118 OVERFLOW_BUFFER_SIZE,
1119 dev->OverflowBuffer, dev->PAOverflowBuffer);
1121 if (dev->FWInterfaceBuffer)
1122 pci_free_consistent(dev->pci_dev,
1123 4096,
1124 dev->FWInterfaceBuffer,
1125 dev->PAFWInterfaceBuffer);
1128 /****************************************************************************/
1129 /* Ring buffer handling *****************************************************/
1130 /****************************************************************************/
1132 static int create_ring_buffer(struct pci_dev *pci_dev,
1133 struct SRingBufferDescriptor *descr, u32 NumBuffers)
1135 dma_addr_t tmp;
1136 struct SBufferHeader *Head;
1137 u32 i;
1138 u32 MemSize = SIZEOF_SBufferHeader * NumBuffers;
1139 u64 PARingBufferHead;
1140 u64 PARingBufferCur;
1141 u64 PARingBufferNext;
1142 struct SBufferHeader *Cur, *Next;
1144 descr->Head = 0;
1145 descr->MemSize = 0;
1146 descr->PAHead = 0;
1147 descr->NumBuffers = 0;
1149 if (MemSize < 4096)
1150 MemSize = 4096;
1152 Head = pci_alloc_consistent(pci_dev, MemSize, &tmp);
1153 PARingBufferHead = tmp;
1155 if (!Head)
1156 return -ENOMEM;
1158 memset(Head, 0, MemSize);
1160 PARingBufferCur = PARingBufferHead;
1161 Cur = Head;
1163 for (i = 0; i < NumBuffers - 1; i++) {
1164 Next = (struct SBufferHeader *)
1165 (((u8 *) Cur) + SIZEOF_SBufferHeader);
1166 PARingBufferNext = PARingBufferCur + SIZEOF_SBufferHeader;
1167 Cur->Next = Next;
1168 Cur->ngeneBuffer.Next = PARingBufferNext;
1169 Cur = Next;
1170 PARingBufferCur = PARingBufferNext;
1172 /* Last Buffer points back to first one */
1173 Cur->Next = Head;
1174 Cur->ngeneBuffer.Next = PARingBufferHead;
1176 descr->Head = Head;
1177 descr->MemSize = MemSize;
1178 descr->PAHead = PARingBufferHead;
1179 descr->NumBuffers = NumBuffers;
1181 return 0;
1184 static int AllocateRingBuffers(struct pci_dev *pci_dev,
1185 dma_addr_t of,
1186 struct SRingBufferDescriptor *pRingBuffer,
1187 u32 Buffer1Length, u32 Buffer2Length)
1189 dma_addr_t tmp;
1190 u32 i, j;
1191 int status = 0;
1192 u32 SCListMemSize = pRingBuffer->NumBuffers
1193 * ((Buffer2Length != 0) ? (NUM_SCATTER_GATHER_ENTRIES * 2) :
1194 NUM_SCATTER_GATHER_ENTRIES)
1195 * sizeof(struct HW_SCATTER_GATHER_ELEMENT);
1197 u64 PASCListMem;
1198 struct HW_SCATTER_GATHER_ELEMENT *SCListEntry;
1199 u64 PASCListEntry;
1200 struct SBufferHeader *Cur;
1201 void *SCListMem;
1203 if (SCListMemSize < 4096)
1204 SCListMemSize = 4096;
1206 SCListMem = pci_alloc_consistent(pci_dev, SCListMemSize, &tmp);
1208 PASCListMem = tmp;
1209 if (SCListMem == NULL)
1210 return -ENOMEM;
1212 memset(SCListMem, 0, SCListMemSize);
1214 pRingBuffer->SCListMem = SCListMem;
1215 pRingBuffer->PASCListMem = PASCListMem;
1216 pRingBuffer->SCListMemSize = SCListMemSize;
1217 pRingBuffer->Buffer1Length = Buffer1Length;
1218 pRingBuffer->Buffer2Length = Buffer2Length;
1220 SCListEntry = SCListMem;
1221 PASCListEntry = PASCListMem;
1222 Cur = pRingBuffer->Head;
1224 for (i = 0; i < pRingBuffer->NumBuffers; i += 1, Cur = Cur->Next) {
1225 u64 PABuffer;
1227 void *Buffer = pci_alloc_consistent(pci_dev, Buffer1Length,
1228 &tmp);
1229 PABuffer = tmp;
1231 if (Buffer == NULL)
1232 return -ENOMEM;
1234 Cur->Buffer1 = Buffer;
1236 SCListEntry->Address = PABuffer;
1237 SCListEntry->Length = Buffer1Length;
1239 Cur->scList1 = SCListEntry;
1240 Cur->ngeneBuffer.Address_of_first_entry_1 = PASCListEntry;
1241 Cur->ngeneBuffer.Number_of_entries_1 =
1242 NUM_SCATTER_GATHER_ENTRIES;
1244 SCListEntry += 1;
1245 PASCListEntry += sizeof(struct HW_SCATTER_GATHER_ELEMENT);
1247 #if NUM_SCATTER_GATHER_ENTRIES > 1
1248 for (j = 0; j < NUM_SCATTER_GATHER_ENTRIES - 1; j += 1) {
1249 SCListEntry->Address = of;
1250 SCListEntry->Length = OVERFLOW_BUFFER_SIZE;
1251 SCListEntry += 1;
1252 PASCListEntry +=
1253 sizeof(struct HW_SCATTER_GATHER_ELEMENT);
1255 #endif
1257 if (!Buffer2Length)
1258 continue;
1260 Buffer = pci_alloc_consistent(pci_dev, Buffer2Length, &tmp);
1261 PABuffer = tmp;
1263 if (Buffer == NULL)
1264 return -ENOMEM;
1266 Cur->Buffer2 = Buffer;
1268 SCListEntry->Address = PABuffer;
1269 SCListEntry->Length = Buffer2Length;
1271 Cur->scList2 = SCListEntry;
1272 Cur->ngeneBuffer.Address_of_first_entry_2 = PASCListEntry;
1273 Cur->ngeneBuffer.Number_of_entries_2 =
1274 NUM_SCATTER_GATHER_ENTRIES;
1276 SCListEntry += 1;
1277 PASCListEntry += sizeof(struct HW_SCATTER_GATHER_ELEMENT);
1279 #if NUM_SCATTER_GATHER_ENTRIES > 1
1280 for (j = 0; j < NUM_SCATTER_GATHER_ENTRIES - 1; j++) {
1281 SCListEntry->Address = of;
1282 SCListEntry->Length = OVERFLOW_BUFFER_SIZE;
1283 SCListEntry += 1;
1284 PASCListEntry +=
1285 sizeof(struct HW_SCATTER_GATHER_ELEMENT);
1287 #endif
1291 return status;
1294 static int FillTSIdleBuffer(struct SRingBufferDescriptor *pIdleBuffer,
1295 struct SRingBufferDescriptor *pRingBuffer)
1297 int status = 0;
1299 /* Copy pointer to scatter gather list in TSRingbuffer
1300 structure for buffer 2
1301 Load number of buffer
1303 u32 n = pRingBuffer->NumBuffers;
1305 /* Point to first buffer entry */
1306 struct SBufferHeader *Cur = pRingBuffer->Head;
1307 int i;
1308 /* Loop thru all buffer and set Buffer 2 pointers to TSIdlebuffer */
1309 for (i = 0; i < n; i++) {
1310 Cur->Buffer2 = pIdleBuffer->Head->Buffer1;
1311 Cur->scList2 = pIdleBuffer->Head->scList1;
1312 Cur->ngeneBuffer.Address_of_first_entry_2 =
1313 pIdleBuffer->Head->ngeneBuffer.
1314 Address_of_first_entry_1;
1315 Cur->ngeneBuffer.Number_of_entries_2 =
1316 pIdleBuffer->Head->ngeneBuffer.Number_of_entries_1;
1317 Cur = Cur->Next;
1319 return status;
1322 static u32 RingBufferSizes[MAX_STREAM] = {
1323 RING_SIZE_VIDEO,
1324 RING_SIZE_VIDEO,
1325 RING_SIZE_AUDIO,
1326 RING_SIZE_AUDIO,
1327 RING_SIZE_AUDIO,
1330 static u32 Buffer1Sizes[MAX_STREAM] = {
1331 MAX_VIDEO_BUFFER_SIZE,
1332 MAX_VIDEO_BUFFER_SIZE,
1333 MAX_AUDIO_BUFFER_SIZE,
1334 MAX_AUDIO_BUFFER_SIZE,
1335 MAX_AUDIO_BUFFER_SIZE
1338 static u32 Buffer2Sizes[MAX_STREAM] = {
1339 MAX_VBI_BUFFER_SIZE,
1340 MAX_VBI_BUFFER_SIZE,
1347 static int AllocCommonBuffers(struct ngene *dev)
1349 int status = 0, i;
1351 dev->FWInterfaceBuffer = pci_alloc_consistent(dev->pci_dev, 4096,
1352 &dev->PAFWInterfaceBuffer);
1353 if (!dev->FWInterfaceBuffer)
1354 return -ENOMEM;
1355 dev->hosttongene = dev->FWInterfaceBuffer;
1356 dev->ngenetohost = dev->FWInterfaceBuffer + 256;
1357 dev->EventBuffer = dev->FWInterfaceBuffer + 512;
1359 dev->OverflowBuffer = pci_alloc_consistent(dev->pci_dev,
1360 OVERFLOW_BUFFER_SIZE,
1361 &dev->PAOverflowBuffer);
1362 if (!dev->OverflowBuffer)
1363 return -ENOMEM;
1364 memset(dev->OverflowBuffer, 0, OVERFLOW_BUFFER_SIZE);
1366 for (i = STREAM_VIDEOIN1; i < MAX_STREAM; i++) {
1367 int type = dev->card_info->io_type[i];
1369 dev->channel[i].State = KSSTATE_STOP;
1371 if (type & (NGENE_IO_TV | NGENE_IO_HDTV | NGENE_IO_AIN)) {
1372 status = create_ring_buffer(dev->pci_dev,
1373 &dev->channel[i].RingBuffer,
1374 RingBufferSizes[i]);
1375 if (status < 0)
1376 break;
1378 if (type & (NGENE_IO_TV | NGENE_IO_AIN)) {
1379 status = AllocateRingBuffers(dev->pci_dev,
1380 dev->
1381 PAOverflowBuffer,
1382 &dev->channel[i].
1383 RingBuffer,
1384 Buffer1Sizes[i],
1385 Buffer2Sizes[i]);
1386 if (status < 0)
1387 break;
1388 } else if (type & NGENE_IO_HDTV) {
1389 status = AllocateRingBuffers(dev->pci_dev,
1390 dev->
1391 PAOverflowBuffer,
1392 &dev->channel[i].
1393 RingBuffer,
1394 MAX_HDTV_BUFFER_SIZE,
1396 if (status < 0)
1397 break;
1401 if (type & (NGENE_IO_TSIN | NGENE_IO_TSOUT)) {
1403 status = create_ring_buffer(dev->pci_dev,
1404 &dev->channel[i].
1405 TSRingBuffer, RING_SIZE_TS);
1406 if (status < 0)
1407 break;
1409 status = AllocateRingBuffers(dev->pci_dev,
1410 dev->PAOverflowBuffer,
1411 &dev->channel[i].
1412 TSRingBuffer,
1413 MAX_TS_BUFFER_SIZE, 0);
1414 if (status)
1415 break;
1418 if (type & NGENE_IO_TSOUT) {
1419 status = create_ring_buffer(dev->pci_dev,
1420 &dev->channel[i].
1421 TSIdleBuffer, 1);
1422 if (status < 0)
1423 break;
1424 status = AllocateRingBuffers(dev->pci_dev,
1425 dev->PAOverflowBuffer,
1426 &dev->channel[i].
1427 TSIdleBuffer,
1428 MAX_TS_BUFFER_SIZE, 0);
1429 if (status)
1430 break;
1431 FillTSIdleBuffer(&dev->channel[i].TSIdleBuffer,
1432 &dev->channel[i].TSRingBuffer);
1435 return status;
1438 static void ngene_release_buffers(struct ngene *dev)
1440 if (dev->iomem)
1441 iounmap(dev->iomem);
1442 free_common_buffers(dev);
1443 vfree(dev->tsout_buf);
1444 vfree(dev->ain_buf);
1445 vfree(dev->vin_buf);
1446 vfree(dev);
1449 static int ngene_get_buffers(struct ngene *dev)
1451 if (AllocCommonBuffers(dev))
1452 return -ENOMEM;
1453 if (dev->card_info->io_type[4] & NGENE_IO_TSOUT) {
1454 dev->tsout_buf = vmalloc(TSOUT_BUF_SIZE);
1455 if (!dev->tsout_buf)
1456 return -ENOMEM;
1457 dvb_ringbuffer_init(&dev->tsout_rbuf,
1458 dev->tsout_buf, TSOUT_BUF_SIZE);
1460 if (dev->card_info->io_type[2] & NGENE_IO_AIN) {
1461 dev->ain_buf = vmalloc(AIN_BUF_SIZE);
1462 if (!dev->ain_buf)
1463 return -ENOMEM;
1464 dvb_ringbuffer_init(&dev->ain_rbuf, dev->ain_buf, AIN_BUF_SIZE);
1466 if (dev->card_info->io_type[0] & NGENE_IO_HDTV) {
1467 dev->vin_buf = vmalloc(VIN_BUF_SIZE);
1468 if (!dev->vin_buf)
1469 return -ENOMEM;
1470 dvb_ringbuffer_init(&dev->vin_rbuf, dev->vin_buf, VIN_BUF_SIZE);
1472 dev->iomem = ioremap(pci_resource_start(dev->pci_dev, 0),
1473 pci_resource_len(dev->pci_dev, 0));
1474 if (!dev->iomem)
1475 return -ENOMEM;
1477 return 0;
1480 static void ngene_init(struct ngene *dev)
1482 int i;
1484 tasklet_init(&dev->event_tasklet, event_tasklet, (unsigned long)dev);
1486 memset_io(dev->iomem + 0xc000, 0x00, 0x220);
1487 memset_io(dev->iomem + 0xc400, 0x00, 0x100);
1489 for (i = 0; i < MAX_STREAM; i++) {
1490 dev->channel[i].dev = dev;
1491 dev->channel[i].number = i;
1494 dev->fw_interface_version = 0;
1496 ngwritel(0, NGENE_INT_ENABLE);
1498 dev->icounts = ngreadl(NGENE_INT_COUNTS);
1500 dev->device_version = ngreadl(DEV_VER) & 0x0f;
1501 printk(KERN_INFO DEVICE_NAME ": Device version %d\n",
1502 dev->device_version);
1505 static int ngene_load_firm(struct ngene *dev)
1507 u32 size;
1508 const struct firmware *fw = NULL;
1509 u8 *ngene_fw;
1510 char *fw_name;
1511 int err, version;
1513 version = dev->card_info->fw_version;
1515 switch (version) {
1516 default:
1517 case 15:
1518 version = 15;
1519 size = 23466;
1520 fw_name = "ngene_15.fw";
1521 break;
1522 case 16:
1523 size = 23498;
1524 fw_name = "ngene_16.fw";
1525 break;
1526 case 17:
1527 size = 24446;
1528 fw_name = "ngene_17.fw";
1529 break;
1532 if (request_firmware(&fw, fw_name, &dev->pci_dev->dev) < 0) {
1533 printk(KERN_ERR DEVICE_NAME
1534 ": Could not load firmware file %s.\n", fw_name);
1535 printk(KERN_INFO DEVICE_NAME
1536 ": Copy %s to your hotplug directory!\n", fw_name);
1537 return -1;
1539 if (size != fw->size) {
1540 printk(KERN_ERR DEVICE_NAME
1541 ": Firmware %s has invalid size!", fw_name);
1542 err = -1;
1543 } else {
1544 printk(KERN_INFO DEVICE_NAME
1545 ": Loading firmware file %s.\n", fw_name);
1546 ngene_fw = (u8 *) fw->data;
1547 err = ngene_command_load_firmware(dev, ngene_fw, size);
1550 release_firmware(fw);
1552 return err;
1555 static void ngene_stop(struct ngene *dev)
1557 down(&dev->cmd_mutex);
1558 i2c_del_adapter(&(dev->channel[0].i2c_adapter));
1559 i2c_del_adapter(&(dev->channel[1].i2c_adapter));
1560 ngwritel(0, NGENE_INT_ENABLE);
1561 ngwritel(0, NGENE_COMMAND);
1562 ngwritel(0, NGENE_COMMAND_HI);
1563 ngwritel(0, NGENE_STATUS);
1564 ngwritel(0, NGENE_STATUS_HI);
1565 ngwritel(0, NGENE_EVENT);
1566 ngwritel(0, NGENE_EVENT_HI);
1567 free_irq(dev->pci_dev->irq, dev);
1570 static int ngene_start(struct ngene *dev)
1572 int stat;
1573 int i;
1575 pci_set_master(dev->pci_dev);
1576 ngene_init(dev);
1578 stat = request_irq(dev->pci_dev->irq, irq_handler,
1579 IRQF_SHARED, "nGene",
1580 (void *)dev);
1581 if (stat < 0)
1582 return stat;
1584 init_waitqueue_head(&dev->cmd_wq);
1585 init_waitqueue_head(&dev->tx_wq);
1586 init_waitqueue_head(&dev->rx_wq);
1587 sema_init(&dev->cmd_mutex, 1);
1588 sema_init(&dev->stream_mutex, 1);
1589 sema_init(&dev->pll_mutex, 1);
1590 sema_init(&dev->i2c_switch_mutex, 1);
1591 spin_lock_init(&dev->cmd_lock);
1592 for (i = 0; i < MAX_STREAM; i++)
1593 spin_lock_init(&dev->channel[i].state_lock);
1594 ngwritel(1, TIMESTAMPS);
1596 ngwritel(1, NGENE_INT_ENABLE);
1598 stat = ngene_load_firm(dev);
1599 if (stat < 0)
1600 goto fail;
1602 stat = ngene_i2c_init(dev, 0);
1603 if (stat < 0)
1604 goto fail;
1606 stat = ngene_i2c_init(dev, 1);
1607 if (stat < 0)
1608 goto fail;
1610 if (dev->card_info->fw_version == 17) {
1611 u8 tsin4_config[6] = {
1612 3072 / 64, 3072 / 64, 0, 3072 / 64, 3072 / 64, 0};
1613 u8 default_config[6] = {
1614 4096 / 64, 4096 / 64, 0, 2048 / 64, 2048 / 64, 0};
1615 u8 *bconf = default_config;
1617 if (dev->card_info->io_type[3] == NGENE_IO_TSIN)
1618 bconf = tsin4_config;
1619 dprintk(KERN_DEBUG DEVICE_NAME ": FW 17 buffer config\n");
1620 stat = ngene_command_config_free_buf(dev, bconf);
1621 } else {
1622 int bconf = BUFFER_CONFIG_4422;
1623 if (dev->card_info->io_type[3] == NGENE_IO_TSIN)
1624 bconf = BUFFER_CONFIG_3333;
1625 stat = ngene_command_config_buf(dev, bconf);
1627 return stat;
1628 fail:
1629 ngwritel(0, NGENE_INT_ENABLE);
1630 free_irq(dev->pci_dev->irq, dev);
1631 return stat;
1636 /****************************************************************************/
1637 /* Switch control (I2C gates, etc.) *****************************************/
1638 /****************************************************************************/
1641 /****************************************************************************/
1642 /* Demod/tuner attachment ***************************************************/
1643 /****************************************************************************/
1645 static int tuner_attach_stv6110(struct ngene_channel *chan)
1647 struct stv090x_config *feconf = (struct stv090x_config *)
1648 chan->dev->card_info->fe_config[chan->number];
1649 struct stv6110x_config *tunerconf = (struct stv6110x_config *)
1650 chan->dev->card_info->tuner_config[chan->number];
1651 struct stv6110x_devctl *ctl;
1653 ctl = dvb_attach(stv6110x_attach, chan->fe, tunerconf,
1654 &chan->i2c_adapter);
1655 if (ctl == NULL) {
1656 printk(KERN_ERR DEVICE_NAME ": No STV6110X found!\n");
1657 return -ENODEV;
1660 feconf->tuner_init = ctl->tuner_init;
1661 feconf->tuner_set_mode = ctl->tuner_set_mode;
1662 feconf->tuner_set_frequency = ctl->tuner_set_frequency;
1663 feconf->tuner_get_frequency = ctl->tuner_get_frequency;
1664 feconf->tuner_set_bandwidth = ctl->tuner_set_bandwidth;
1665 feconf->tuner_get_bandwidth = ctl->tuner_get_bandwidth;
1666 feconf->tuner_set_bbgain = ctl->tuner_set_bbgain;
1667 feconf->tuner_get_bbgain = ctl->tuner_get_bbgain;
1668 feconf->tuner_set_refclk = ctl->tuner_set_refclk;
1669 feconf->tuner_get_status = ctl->tuner_get_status;
1671 return 0;
1675 static int demod_attach_stv0900(struct ngene_channel *chan)
1677 struct stv090x_config *feconf = (struct stv090x_config *)
1678 chan->dev->card_info->fe_config[chan->number];
1680 chan->fe = dvb_attach(stv090x_attach,
1681 feconf,
1682 &chan->i2c_adapter,
1683 chan->number == 0 ? STV090x_DEMODULATOR_0 :
1684 STV090x_DEMODULATOR_1);
1685 if (chan->fe == NULL) {
1686 printk(KERN_ERR DEVICE_NAME ": No STV0900 found!\n");
1687 return -ENODEV;
1690 if (!dvb_attach(lnbh24_attach, chan->fe, &chan->i2c_adapter, 0,
1691 0, chan->dev->card_info->lnb[chan->number])) {
1692 printk(KERN_ERR DEVICE_NAME ": No LNBH24 found!\n");
1693 dvb_frontend_detach(chan->fe);
1694 return -ENODEV;
1697 return 0;
1700 /****************************************************************************/
1701 /****************************************************************************/
1702 /****************************************************************************/
1704 static void release_channel(struct ngene_channel *chan)
1706 struct dvb_demux *dvbdemux = &chan->demux;
1707 struct ngene *dev = chan->dev;
1708 struct ngene_info *ni = dev->card_info;
1709 int io = ni->io_type[chan->number];
1711 #ifdef COMMAND_TIMEOUT_WORKAROUND
1712 if (chan->running)
1713 set_transfer(chan, 0);
1714 #endif
1716 tasklet_kill(&chan->demux_tasklet);
1718 if (io & (NGENE_IO_TSIN | NGENE_IO_TSOUT)) {
1719 if (chan->fe) {
1720 dvb_unregister_frontend(chan->fe);
1721 dvb_frontend_detach(chan->fe);
1722 chan->fe = 0;
1724 dvbdemux->dmx.close(&dvbdemux->dmx);
1725 dvbdemux->dmx.remove_frontend(&dvbdemux->dmx,
1726 &chan->hw_frontend);
1727 dvbdemux->dmx.remove_frontend(&dvbdemux->dmx,
1728 &chan->mem_frontend);
1729 dvb_dmxdev_release(&chan->dmxdev);
1730 dvb_dmx_release(&chan->demux);
1732 if (chan->number == 0 || !one_adapter)
1733 dvb_unregister_adapter(&dev->adapter[chan->number]);
1737 static int init_channel(struct ngene_channel *chan)
1739 int ret = 0, nr = chan->number;
1740 struct dvb_adapter *adapter = NULL;
1741 struct dvb_demux *dvbdemux = &chan->demux;
1742 struct ngene *dev = chan->dev;
1743 struct ngene_info *ni = dev->card_info;
1744 int io = ni->io_type[nr];
1746 tasklet_init(&chan->demux_tasklet, demux_tasklet, (unsigned long)chan);
1747 chan->users = 0;
1748 chan->type = io;
1749 chan->mode = chan->type; /* for now only one mode */
1751 if (io & (NGENE_IO_TSIN | NGENE_IO_TSOUT)) {
1752 if (nr >= STREAM_AUDIOIN1)
1753 chan->DataFormatFlags = DF_SWAP32;
1754 if (nr == 0 || !one_adapter) {
1755 adapter = &dev->adapter[nr];
1756 ret = dvb_register_adapter(adapter, "nGene",
1757 THIS_MODULE,
1758 &chan->dev->pci_dev->dev,
1759 adapter_nr);
1760 if (ret < 0)
1761 return ret;
1762 } else {
1763 adapter = &dev->adapter[0];
1766 ret = my_dvb_dmx_ts_card_init(dvbdemux, "SW demux",
1767 ngene_start_feed,
1768 ngene_stop_feed, chan);
1769 ret = my_dvb_dmxdev_ts_card_init(&chan->dmxdev, &chan->demux,
1770 &chan->hw_frontend,
1771 &chan->mem_frontend, adapter);
1774 if (io & NGENE_IO_TSIN) {
1775 chan->fe = NULL;
1776 if (ni->demod_attach[nr])
1777 ni->demod_attach[nr](chan);
1778 if (chan->fe) {
1779 if (dvb_register_frontend(adapter, chan->fe) < 0) {
1780 if (chan->fe->ops.release)
1781 chan->fe->ops.release(chan->fe);
1782 chan->fe = NULL;
1785 if (chan->fe && ni->tuner_attach[nr])
1786 if (ni->tuner_attach[nr] (chan) < 0) {
1787 printk(KERN_ERR DEVICE_NAME
1788 ": Tuner attach failed on channel %d!\n",
1789 nr);
1792 return ret;
1795 static int init_channels(struct ngene *dev)
1797 int i, j;
1799 for (i = 0; i < MAX_STREAM; i++) {
1800 if (init_channel(&dev->channel[i]) < 0) {
1801 for (j = i - 1; j >= 0; j--)
1802 release_channel(&dev->channel[j]);
1803 return -1;
1806 return 0;
1809 /****************************************************************************/
1810 /* device probe/remove calls ************************************************/
1811 /****************************************************************************/
1813 static void __devexit ngene_remove(struct pci_dev *pdev)
1815 struct ngene *dev = (struct ngene *)pci_get_drvdata(pdev);
1816 int i;
1818 tasklet_kill(&dev->event_tasklet);
1819 for (i = MAX_STREAM - 1; i >= 0; i--)
1820 release_channel(&dev->channel[i]);
1821 ngene_stop(dev);
1822 ngene_release_buffers(dev);
1823 pci_set_drvdata(pdev, 0);
1824 pci_disable_device(pdev);
1827 static int __devinit ngene_probe(struct pci_dev *pci_dev,
1828 const struct pci_device_id *id)
1830 struct ngene *dev;
1831 int stat = 0;
1833 if (pci_enable_device(pci_dev) < 0)
1834 return -ENODEV;
1836 dev = vmalloc(sizeof(struct ngene));
1837 if (dev == NULL) {
1838 stat = -ENOMEM;
1839 goto fail0;
1841 memset(dev, 0, sizeof(struct ngene));
1843 dev->pci_dev = pci_dev;
1844 dev->card_info = (struct ngene_info *)id->driver_data;
1845 printk(KERN_INFO DEVICE_NAME ": Found %s\n", dev->card_info->name);
1847 pci_set_drvdata(pci_dev, dev);
1849 /* Alloc buffers and start nGene */
1850 stat = ngene_get_buffers(dev);
1851 if (stat < 0)
1852 goto fail1;
1853 stat = ngene_start(dev);
1854 if (stat < 0)
1855 goto fail1;
1857 dev->i2c_current_bus = -1;
1859 /* Register DVB adapters and devices for both channels */
1860 if (init_channels(dev) < 0)
1861 goto fail2;
1863 return 0;
1865 fail2:
1866 ngene_stop(dev);
1867 fail1:
1868 ngene_release_buffers(dev);
1869 fail0:
1870 pci_disable_device(pci_dev);
1871 pci_set_drvdata(pci_dev, 0);
1872 return stat;
1875 /****************************************************************************/
1876 /* Card configs *************************************************************/
1877 /****************************************************************************/
1879 static struct stv090x_config fe_cineS2 = {
1880 .device = STV0900,
1881 .demod_mode = STV090x_DUAL,
1882 .clk_mode = STV090x_CLK_EXT,
1884 .xtal = 27000000,
1885 .address = 0x68,
1887 .ts1_mode = STV090x_TSMODE_SERIAL_PUNCTURED,
1888 .ts2_mode = STV090x_TSMODE_SERIAL_PUNCTURED,
1890 .repeater_level = STV090x_RPTLEVEL_16,
1892 .adc1_range = STV090x_ADC_1Vpp,
1893 .adc2_range = STV090x_ADC_1Vpp,
1895 .diseqc_envelope_mode = true,
1898 static struct stv6110x_config tuner_cineS2_0 = {
1899 .addr = 0x60,
1900 .refclk = 27000000,
1901 .clk_div = 1,
1904 static struct stv6110x_config tuner_cineS2_1 = {
1905 .addr = 0x63,
1906 .refclk = 27000000,
1907 .clk_div = 1,
1910 static struct ngene_info ngene_info_cineS2 = {
1911 .type = NGENE_SIDEWINDER,
1912 .name = "Linux4Media cineS2 DVB-S2 Twin Tuner",
1913 .io_type = {NGENE_IO_TSIN, NGENE_IO_TSIN},
1914 .demod_attach = {demod_attach_stv0900, demod_attach_stv0900},
1915 .tuner_attach = {tuner_attach_stv6110, tuner_attach_stv6110},
1916 .fe_config = {&fe_cineS2, &fe_cineS2},
1917 .tuner_config = {&tuner_cineS2_0, &tuner_cineS2_1},
1918 .lnb = {0x0b, 0x08},
1919 .tsf = {3, 3},
1920 .fw_version = 15,
1923 static struct ngene_info ngene_info_satixs2 = {
1924 .type = NGENE_SIDEWINDER,
1925 .name = "Mystique SaTiX-S2 Dual",
1926 .io_type = {NGENE_IO_TSIN, NGENE_IO_TSIN},
1927 .demod_attach = {demod_attach_stv0900, demod_attach_stv0900},
1928 .tuner_attach = {tuner_attach_stv6110, tuner_attach_stv6110},
1929 .fe_config = {&fe_cineS2, &fe_cineS2},
1930 .tuner_config = {&tuner_cineS2_0, &tuner_cineS2_1},
1931 .lnb = {0x0b, 0x08},
1932 .tsf = {3, 3},
1933 .fw_version = 15,
1936 /****************************************************************************/
1940 /****************************************************************************/
1941 /* PCI Subsystem ID *********************************************************/
1942 /****************************************************************************/
1944 #define NGENE_ID(_subvend, _subdev, _driverdata) { \
1945 .vendor = NGENE_VID, .device = NGENE_PID, \
1946 .subvendor = _subvend, .subdevice = _subdev, \
1947 .driver_data = (unsigned long) &_driverdata }
1949 /****************************************************************************/
1951 static const struct pci_device_id ngene_id_tbl[] __devinitdata = {
1952 NGENE_ID(0x18c3, 0xabc3, ngene_info_cineS2),
1953 NGENE_ID(0x18c3, 0xabc4, ngene_info_cineS2),
1954 NGENE_ID(0x18c3, 0xdb01, ngene_info_satixs2),
1957 MODULE_DEVICE_TABLE(pci, ngene_id_tbl);
1959 /****************************************************************************/
1960 /* Init/Exit ****************************************************************/
1961 /****************************************************************************/
1963 static pci_ers_result_t ngene_error_detected(struct pci_dev *dev,
1964 enum pci_channel_state state)
1966 printk(KERN_ERR DEVICE_NAME ": PCI error\n");
1967 if (state == pci_channel_io_perm_failure)
1968 return PCI_ERS_RESULT_DISCONNECT;
1969 if (state == pci_channel_io_frozen)
1970 return PCI_ERS_RESULT_NEED_RESET;
1971 return PCI_ERS_RESULT_CAN_RECOVER;
1974 static pci_ers_result_t ngene_link_reset(struct pci_dev *dev)
1976 printk(KERN_INFO DEVICE_NAME ": link reset\n");
1977 return 0;
1980 static pci_ers_result_t ngene_slot_reset(struct pci_dev *dev)
1982 printk(KERN_INFO DEVICE_NAME ": slot reset\n");
1983 return 0;
1986 static void ngene_resume(struct pci_dev *dev)
1988 printk(KERN_INFO DEVICE_NAME ": resume\n");
1991 static struct pci_error_handlers ngene_errors = {
1992 .error_detected = ngene_error_detected,
1993 .link_reset = ngene_link_reset,
1994 .slot_reset = ngene_slot_reset,
1995 .resume = ngene_resume,
1998 static struct pci_driver ngene_pci_driver = {
1999 .name = "ngene",
2000 .id_table = ngene_id_tbl,
2001 .probe = ngene_probe,
2002 .remove = __devexit_p(ngene_remove),
2003 .err_handler = &ngene_errors,
2006 static __init int module_init_ngene(void)
2008 printk(KERN_INFO
2009 "nGene PCIE bridge driver, Copyright (C) 2005-2007 Micronas\n");
2010 return pci_register_driver(&ngene_pci_driver);
2013 static __exit void module_exit_ngene(void)
2015 pci_unregister_driver(&ngene_pci_driver);
2018 module_init(module_init_ngene);
2019 module_exit(module_exit_ngene);
2021 MODULE_DESCRIPTION("nGene");
2022 MODULE_AUTHOR("Micronas, Ralph Metzler, Manfred Voelkel");
2023 MODULE_LICENSE("GPL");