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BKL: remove extraneous #include <smp_lock.h>
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / media / video / cx88 / cx88-blackbird.c
blobd7c94848249e1252018e58e25417d6fdd710cc47
1 /*
2 *
3 * Support for a cx23416 mpeg encoder via cx2388x host port.
4 * "blackbird" reference design.
5 *
6 * (c) 2004 Jelle Foks <jelle@foks.us>
7 * (c) 2004 Gerd Knorr <kraxel@bytesex.org>
8 *
9 * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
10 * - video_ioctl2 conversion
11 *
12 * Includes parts from the ivtv driver <http://sourceforge.net/projects/ivtv/>
13 *
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
18 *
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
23 *
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27 */
28
29 #include <linux/module.h>
30 #include <linux/init.h>
31 #include <linux/slab.h>
32 #include <linux/fs.h>
33 #include <linux/delay.h>
34 #include <linux/device.h>
35 #include <linux/firmware.h>
36 #include <media/v4l2-common.h>
37 #include <media/v4l2-ioctl.h>
38 #include <media/cx2341x.h>
39
40 #include "cx88.h"
41
42 MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
43 MODULE_AUTHOR("Jelle Foks <jelle@foks.us>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
44 MODULE_LICENSE("GPL");
45
46 static unsigned int mpegbufs = 32;
47 module_param(mpegbufs,int,0644);
48 MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
49
50 static unsigned int debug;
51 module_param(debug,int,0644);
52 MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
53
54 #define dprintk(level,fmt, arg...) if (debug >= level) \
55 printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg)
56
57
58 /* ------------------------------------------------------------------ */
59
60 #define BLACKBIRD_FIRM_IMAGE_SIZE 376836
61
62 /* defines below are from ivtv-driver.h */
63
64 #define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
65
66 /* Firmware API commands */
67 #define IVTV_API_STD_TIMEOUT 500
68
69 enum blackbird_capture_type {
70 BLACKBIRD_MPEG_CAPTURE,
71 BLACKBIRD_RAW_CAPTURE,
72 BLACKBIRD_RAW_PASSTHRU_CAPTURE
73 };
74 enum blackbird_capture_bits {
75 BLACKBIRD_RAW_BITS_NONE = 0x00,
76 BLACKBIRD_RAW_BITS_YUV_CAPTURE = 0x01,
77 BLACKBIRD_RAW_BITS_PCM_CAPTURE = 0x02,
78 BLACKBIRD_RAW_BITS_VBI_CAPTURE = 0x04,
79 BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
80 BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE = 0x10
81 };
82 enum blackbird_capture_end {
83 BLACKBIRD_END_AT_GOP, /* stop at the end of gop, generate irq */
84 BLACKBIRD_END_NOW, /* stop immediately, no irq */
85 };
86 enum blackbird_framerate {
87 BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
88 BLACKBIRD_FRAMERATE_PAL_25 /* PAL: 25fps */
89 };
90 enum blackbird_stream_port {
91 BLACKBIRD_OUTPUT_PORT_MEMORY,
92 BLACKBIRD_OUTPUT_PORT_STREAMING,
93 BLACKBIRD_OUTPUT_PORT_SERIAL
94 };
95 enum blackbird_data_xfer_status {
96 BLACKBIRD_MORE_BUFFERS_FOLLOW,
97 BLACKBIRD_LAST_BUFFER,
98 };
99 enum blackbird_picture_mask {
100 BLACKBIRD_PICTURE_MASK_NONE,
101 BLACKBIRD_PICTURE_MASK_I_FRAMES,
102 BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3,
103 BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7,
104 };
105 enum blackbird_vbi_mode_bits {
106 BLACKBIRD_VBI_BITS_SLICED,
107 BLACKBIRD_VBI_BITS_RAW,
108 };
109 enum blackbird_vbi_insertion_bits {
110 BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
111 BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
112 BLACKBIRD_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
113 BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
114 BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
115 };
116 enum blackbird_dma_unit {
117 BLACKBIRD_DMA_BYTES,
118 BLACKBIRD_DMA_FRAMES,
119 };
120 enum blackbird_dma_transfer_status_bits {
121 BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01,
122 BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04,
123 BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
124 };
125 enum blackbird_pause {
126 BLACKBIRD_PAUSE_ENCODING,
127 BLACKBIRD_RESUME_ENCODING,
128 };
129 enum blackbird_copyright {
130 BLACKBIRD_COPYRIGHT_OFF,
131 BLACKBIRD_COPYRIGHT_ON,
132 };
133 enum blackbird_notification_type {
134 BLACKBIRD_NOTIFICATION_REFRESH,
135 };
136 enum blackbird_notification_status {
137 BLACKBIRD_NOTIFICATION_OFF,
138 BLACKBIRD_NOTIFICATION_ON,
139 };
140 enum blackbird_notification_mailbox {
141 BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1,
142 };
143 enum blackbird_field1_lines {
144 BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */
145 BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */
146 BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */
147 };
148 enum blackbird_field2_lines {
149 BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */
150 BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */
151 BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */
152 };
153 enum blackbird_custom_data_type {
154 BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
155 BLACKBIRD_CUSTOM_PRIVATE_PACKET,
156 };
157 enum blackbird_mute {
158 BLACKBIRD_UNMUTE,
159 BLACKBIRD_MUTE,
160 };
161 enum blackbird_mute_video_mask {
162 BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00,
163 BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000,
164 BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000,
165 };
166 enum blackbird_mute_video_shift {
167 BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8,
168 BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16,
169 BLACKBIRD_MUTE_VIDEO_Y_SHIFT = 24,
170 };
171
172 /* Registers */
173 #define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8 /*| IVTV_REG_OFFSET*/)
174 #define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC /*| IVTV_REG_OFFSET*/)
175 #define IVTV_REG_SPU (0x9050 /*| IVTV_REG_OFFSET*/)
176 #define IVTV_REG_HW_BLOCKS (0x9054 /*| IVTV_REG_OFFSET*/)
177 #define IVTV_REG_VPU (0x9058 /*| IVTV_REG_OFFSET*/)
178 #define IVTV_REG_APU (0xA064 /*| IVTV_REG_OFFSET*/)
179
180 /* ------------------------------------------------------------------ */
181
182 static void host_setup(struct cx88_core *core)
183 {
184 /* toggle reset of the host */
185 cx_write(MO_GPHST_SOFT_RST, 1);
186 udelay(100);
187 cx_write(MO_GPHST_SOFT_RST, 0);
188 udelay(100);
189
190 /* host port setup */
191 cx_write(MO_GPHST_WSC, 0x44444444U);
192 cx_write(MO_GPHST_XFR, 0);
193 cx_write(MO_GPHST_WDTH, 15);
194 cx_write(MO_GPHST_HDSHK, 0);
195 cx_write(MO_GPHST_MUX16, 0x44448888U);
196 cx_write(MO_GPHST_MODE, 0);
197 }
198
199 /* ------------------------------------------------------------------ */
200
201 #define P1_MDATA0 0x390000
202 #define P1_MDATA1 0x390001
203 #define P1_MDATA2 0x390002
204 #define P1_MDATA3 0x390003
205 #define P1_MADDR2 0x390004
206 #define P1_MADDR1 0x390005
207 #define P1_MADDR0 0x390006
208 #define P1_RDATA0 0x390008
209 #define P1_RDATA1 0x390009
210 #define P1_RDATA2 0x39000A
211 #define P1_RDATA3 0x39000B
212 #define P1_RADDR0 0x39000C
213 #define P1_RADDR1 0x39000D
214 #define P1_RRDWR 0x39000E
215
216 static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state)
217 {
218 unsigned long timeout = jiffies + msecs_to_jiffies(1);
219 u32 gpio0,need;
220
221 need = state ? 2 : 0;
222 for (;;) {
223 gpio0 = cx_read(MO_GP0_IO) & 2;
224 if (need == gpio0)
225 return 0;
226 if (time_after(jiffies,timeout))
227 return -1;
228 udelay(1);
229 }
230 }
231
232 static int memory_write(struct cx88_core *core, u32 address, u32 value)
233 {
234 /* Warning: address is dword address (4 bytes) */
235 cx_writeb(P1_MDATA0, (unsigned int)value);
236 cx_writeb(P1_MDATA1, (unsigned int)(value >> 8));
237 cx_writeb(P1_MDATA2, (unsigned int)(value >> 16));
238 cx_writeb(P1_MDATA3, (unsigned int)(value >> 24));
239 cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) | 0x40);
240 cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
241 cx_writeb(P1_MADDR0, (unsigned int)address);
242 cx_read(P1_MDATA0);
243 cx_read(P1_MADDR0);
244
245 return wait_ready_gpio0_bit1(core,1);
246 }
247
248 static int memory_read(struct cx88_core *core, u32 address, u32 *value)
249 {
250 int retval;
251 u32 val;
252
253 /* Warning: address is dword address (4 bytes) */
254 cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) & ~0xC0);
255 cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
256 cx_writeb(P1_MADDR0, (unsigned int)address);
257 cx_read(P1_MADDR0);
258
259 retval = wait_ready_gpio0_bit1(core,1);
260
261 cx_writeb(P1_MDATA3, 0);
262 val = (unsigned char)cx_read(P1_MDATA3) << 24;
263 cx_writeb(P1_MDATA2, 0);
264 val |= (unsigned char)cx_read(P1_MDATA2) << 16;
265 cx_writeb(P1_MDATA1, 0);
266 val |= (unsigned char)cx_read(P1_MDATA1) << 8;
267 cx_writeb(P1_MDATA0, 0);
268 val |= (unsigned char)cx_read(P1_MDATA0);
269
270 *value = val;
271 return retval;
272 }
273
274 static int register_write(struct cx88_core *core, u32 address, u32 value)
275 {
276 cx_writeb(P1_RDATA0, (unsigned int)value);
277 cx_writeb(P1_RDATA1, (unsigned int)(value >> 8));
278 cx_writeb(P1_RDATA2, (unsigned int)(value >> 16));
279 cx_writeb(P1_RDATA3, (unsigned int)(value >> 24));
280 cx_writeb(P1_RADDR0, (unsigned int)address);
281 cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
282 cx_writeb(P1_RRDWR, 1);
283 cx_read(P1_RDATA0);
284 cx_read(P1_RADDR0);
285
286 return wait_ready_gpio0_bit1(core,1);
287 }
288
289
290 static int register_read(struct cx88_core *core, u32 address, u32 *value)
291 {
292 int retval;
293 u32 val;
294
295 cx_writeb(P1_RADDR0, (unsigned int)address);
296 cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
297 cx_writeb(P1_RRDWR, 0);
298 cx_read(P1_RADDR0);
299
300 retval = wait_ready_gpio0_bit1(core,1);
301 val = (unsigned char)cx_read(P1_RDATA0);
302 val |= (unsigned char)cx_read(P1_RDATA1) << 8;
303 val |= (unsigned char)cx_read(P1_RDATA2) << 16;
304 val |= (unsigned char)cx_read(P1_RDATA3) << 24;
305
306 *value = val;
307 return retval;
308 }
309
310 /* ------------------------------------------------------------------ */
311
312 static int blackbird_mbox_func(void *priv, u32 command, int in, int out, u32 data[CX2341X_MBOX_MAX_DATA])
313 {
314 struct cx8802_dev *dev = priv;
315 unsigned long timeout;
316 u32 value, flag, retval;
317 int i;
318
319 dprintk(1,"%s: 0x%X\n", __func__, command);
320
321 /* this may not be 100% safe if we can't read any memory location
322 without side effects */
323 memory_read(dev->core, dev->mailbox - 4, &value);
324 if (value != 0x12345678) {
325 dprintk(0, "Firmware and/or mailbox pointer not initialized or corrupted\n");
326 return -1;
327 }
328
329 memory_read(dev->core, dev->mailbox, &flag);
330 if (flag) {
331 dprintk(0, "ERROR: Mailbox appears to be in use (%x)\n", flag);
332 return -1;
333 }
334
335 flag |= 1; /* tell 'em we're working on it */
336 memory_write(dev->core, dev->mailbox, flag);
337
338 /* write command + args + fill remaining with zeros */
339 memory_write(dev->core, dev->mailbox + 1, command); /* command code */
340 memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */
341 for (i = 0; i < in; i++) {
342 memory_write(dev->core, dev->mailbox + 4 + i, data[i]);
343 dprintk(1, "API Input %d = %d\n", i, data[i]);
344 }
345 for (; i < CX2341X_MBOX_MAX_DATA; i++)
346 memory_write(dev->core, dev->mailbox + 4 + i, 0);
347
348 flag |= 3; /* tell 'em we're done writing */
349 memory_write(dev->core, dev->mailbox, flag);
350
351 /* wait for firmware to handle the API command */
352 timeout = jiffies + msecs_to_jiffies(10);
353 for (;;) {
354 memory_read(dev->core, dev->mailbox, &flag);
355 if (0 != (flag & 4))
356 break;
357 if (time_after(jiffies,timeout)) {
358 dprintk(0, "ERROR: API Mailbox timeout\n");
359 return -1;
360 }
361 udelay(10);
362 }
363
364 /* read output values */
365 for (i = 0; i < out; i++) {
366 memory_read(dev->core, dev->mailbox + 4 + i, data + i);
367 dprintk(1, "API Output %d = %d\n", i, data[i]);
368 }
369
370 memory_read(dev->core, dev->mailbox + 2, &retval);
371 dprintk(1, "API result = %d\n",retval);
372
373 flag = 0;
374 memory_write(dev->core, dev->mailbox, flag);
375 return retval;
376 }
377 /* ------------------------------------------------------------------ */
378
379 /* We don't need to call the API often, so using just one mailbox will probably suffice */
380 static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
381 u32 inputcnt, u32 outputcnt, ...)
382 {
383 u32 data[CX2341X_MBOX_MAX_DATA];
384 va_list vargs;
385 int i, err;
386
387 va_start(vargs, outputcnt);
388
389 for (i = 0; i < inputcnt; i++) {
390 data[i] = va_arg(vargs, int);
391 }
392 err = blackbird_mbox_func(dev, command, inputcnt, outputcnt, data);
393 for (i = 0; i < outputcnt; i++) {
394 int *vptr = va_arg(vargs, int *);
395 *vptr = data[i];
396 }
397 va_end(vargs);
398 return err;
399 }
400
401 static int blackbird_find_mailbox(struct cx8802_dev *dev)
402 {
403 u32 signature[4]={0x12345678, 0x34567812, 0x56781234, 0x78123456};
404 int signaturecnt=0;
405 u32 value;
406 int i;
407
408 for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) {
409 memory_read(dev->core, i, &value);
410 if (value == signature[signaturecnt])
411 signaturecnt++;
412 else
413 signaturecnt = 0;
414 if (4 == signaturecnt) {
415 dprintk(1, "Mailbox signature found\n");
416 return i+1;
417 }
418 }
419 dprintk(0, "Mailbox signature values not found!\n");
420 return -1;
421 }
422
423 static int blackbird_load_firmware(struct cx8802_dev *dev)
424 {
425 static const unsigned char magic[8] = {
426 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
427 };
428 const struct firmware *firmware;
429 int i, retval = 0;
430 u32 value = 0;
431 u32 checksum = 0;
432 u32 *dataptr;
433
434 retval = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED);
435 retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
436 retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH, 0x80000640);
437 retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
438 msleep(1);
439 retval |= register_write(dev->core, IVTV_REG_APU, 0);
440
441 if (retval < 0)
442 dprintk(0, "Error with register_write\n");
443
444 retval = request_firmware(&firmware, CX2341X_FIRM_ENC_FILENAME,
445 &dev->pci->dev);
446
447
448 if (retval != 0) {
449 dprintk(0, "ERROR: Hotplug firmware request failed (%s).\n",
450 CX2341X_FIRM_ENC_FILENAME);
451 dprintk(0, "Please fix your hotplug setup, the board will "
452 "not work without firmware loaded!\n");
453 return -1;
454 }
455
456 if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
457 dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
458 firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
459 release_firmware(firmware);
460 return -1;
461 }
462
463 if (0 != memcmp(firmware->data, magic, 8)) {
464 dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
465 release_firmware(firmware);
466 return -1;
467 }
468
469 /* transfer to the chip */
470 dprintk(1,"Loading firmware ...\n");
471 dataptr = (u32*)firmware->data;
472 for (i = 0; i < (firmware->size >> 2); i++) {
473 value = *dataptr;
474 checksum += ~value;
475 memory_write(dev->core, i, value);
476 dataptr++;
477 }
478
479 /* read back to verify with the checksum */
480 for (i--; i >= 0; i--) {
481 memory_read(dev->core, i, &value);
482 checksum -= ~value;
483 }
484 if (checksum) {
485 dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
486 release_firmware(firmware);
487 return -1;
488 }
489 release_firmware(firmware);
490 dprintk(0, "Firmware upload successful.\n");
491
492 retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
493 retval |= register_read(dev->core, IVTV_REG_SPU, &value);
494 retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
495 msleep(1);
496
497 retval |= register_read(dev->core, IVTV_REG_VPU, &value);
498 retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
499
500 if (retval < 0)
501 dprintk(0, "Error with register_write\n");
502 return 0;
503 }
504
505 /**
506 Settings used by the windows tv app for PVR2000:
507 =================================================================================================================
508 Profile | Codec | Resolution | CBR/VBR | Video Qlty | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
509 -----------------------------------------------------------------------------------------------------------------
510 MPEG-1 | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 2000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
511 MPEG-2 | MPEG2 | 720x576PAL | VBR | 600 :Good | 4000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
512 VCD | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 1150 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
513 DVD | MPEG2 | 720x576PAL | VBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
514 DB* DVD | MPEG2 | 720x576PAL | CBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
515 =================================================================================================================
516 *DB: "DirectBurn"
517 */
518
519 static void blackbird_codec_settings(struct cx8802_dev *dev)
520 {
521 /* assign frame size */
522 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
523 dev->height, dev->width);
524
525 dev->params.width = dev->width;
526 dev->params.height = dev->height;
527 dev->params.is_50hz = (dev->core->tvnorm & V4L2_STD_625_50) != 0;
528
529 cx2341x_update(dev, blackbird_mbox_func, NULL, &dev->params);
530 }
531
532 static int blackbird_initialize_codec(struct cx8802_dev *dev)
533 {
534 struct cx88_core *core = dev->core;
535 int version;
536 int retval;
537
538 dprintk(1,"Initialize codec\n");
539 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
540 if (retval < 0) {
541
542 dev->mpeg_active = 0;
543
544 /* ping was not successful, reset and upload firmware */
545 cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
546 cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
547 retval = blackbird_load_firmware(dev);
548 if (retval < 0)
549 return retval;
550
551 retval = blackbird_find_mailbox(dev);
552 if (retval < 0)
553 return -1;
554
555 dev->mailbox = retval;
556
557 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
558 if (retval < 0) {
559 dprintk(0, "ERROR: Firmware ping failed!\n");
560 return -1;
561 }
562
563 retval = blackbird_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1, &version);
564 if (retval < 0) {
565 dprintk(0, "ERROR: Firmware get encoder version failed!\n");
566 return -1;
567 }
568 dprintk(0, "Firmware version is 0x%08x\n", version);
569 }
570
571 cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
572 cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
573 cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
574 cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
575
576 blackbird_codec_settings(dev);
577
578 blackbird_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
579 BLACKBIRD_FIELD1_SAA7115,
580 BLACKBIRD_FIELD2_SAA7115
581 );
582
583 blackbird_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
584 BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
585 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
586
587 return 0;
588 }
589
590 static int blackbird_start_codec(struct file *file, void *priv)
591 {
592 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
593 struct cx88_core *core = dev->core;
594 /* start capturing to the host interface */
595 u32 reg;
596
597 int i;
598 int lastchange = -1;
599 int lastval = 0;
600
601 for (i = 0; (i < 10) && (i < (lastchange + 4)); i++) {
602 reg = cx_read(AUD_STATUS);
603
604 dprintk(1, "AUD_STATUS:%dL: 0x%x\n", i, reg);
605 if ((reg & 0x0F) != lastval) {
606 lastval = reg & 0x0F;
607 lastchange = i;
608 }
609 msleep(100);
610 }
611
612 /* unmute audio source */
613 cx_clear(AUD_VOL_CTL, (1 << 6));
614
615 blackbird_api_cmd(dev, CX2341X_ENC_REFRESH_INPUT, 0, 0);
616
617 /* initialize the video input */
618 blackbird_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
619
620 /* start capturing to the host interface */
621 blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
622 BLACKBIRD_MPEG_CAPTURE,
623 BLACKBIRD_RAW_BITS_NONE
624 );
625
626 dev->mpeg_active = 1;
627 return 0;
628 }
629
630 static int blackbird_stop_codec(struct cx8802_dev *dev)
631 {
632 blackbird_api_cmd(dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
633 BLACKBIRD_END_NOW,
634 BLACKBIRD_MPEG_CAPTURE,
635 BLACKBIRD_RAW_BITS_NONE
636 );
637
638 dev->mpeg_active = 0;
639 return 0;
640 }
641
642 /* ------------------------------------------------------------------ */
643
644 static int bb_buf_setup(struct videobuf_queue *q,
645 unsigned int *count, unsigned int *size)
646 {
647 struct cx8802_fh *fh = q->priv_data;
648
649 fh->dev->ts_packet_size = 188 * 4; /* was: 512 */
650 fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
651
652 *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
653 *count = fh->dev->ts_packet_count;
654 return 0;
655 }
656
657 static int
658 bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
659 enum v4l2_field field)
660 {
661 struct cx8802_fh *fh = q->priv_data;
662 return cx8802_buf_prepare(q, fh->dev, (struct cx88_buffer*)vb, field);
663 }
664
665 static void
666 bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
667 {
668 struct cx8802_fh *fh = q->priv_data;
669 cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
670 }
671
672 static void
673 bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
674 {
675 cx88_free_buffer(q, (struct cx88_buffer*)vb);
676 }
677
678 static struct videobuf_queue_ops blackbird_qops = {
679 .buf_setup = bb_buf_setup,
680 .buf_prepare = bb_buf_prepare,
681 .buf_queue = bb_buf_queue,
682 .buf_release = bb_buf_release,
683 };
684
685 /* ------------------------------------------------------------------ */
686
687 static const u32 *ctrl_classes[] = {
688 cx88_user_ctrls,
689 cx2341x_mpeg_ctrls,
690 NULL
691 };
692
693 static int blackbird_queryctrl(struct cx8802_dev *dev, struct v4l2_queryctrl *qctrl)
694 {
695 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
696 if (qctrl->id == 0)
697 return -EINVAL;
698
699 /* Standard V4L2 controls */
700 if (cx8800_ctrl_query(dev->core, qctrl) == 0)
701 return 0;
702
703 /* MPEG V4L2 controls */
704 if (cx2341x_ctrl_query(&dev->params, qctrl))
705 qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
706 return 0;
707 }
708
709 /* ------------------------------------------------------------------ */
710 /* IOCTL Handlers */
711
712 static int vidioc_querymenu (struct file *file, void *priv,
713 struct v4l2_querymenu *qmenu)
714 {
715 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
716 struct v4l2_queryctrl qctrl;
717
718 qctrl.id = qmenu->id;
719 blackbird_queryctrl(dev, &qctrl);
720 return v4l2_ctrl_query_menu(qmenu, &qctrl,
721 cx2341x_ctrl_get_menu(&dev->params, qmenu->id));
722 }
723
724 static int vidioc_querycap (struct file *file, void *priv,
725 struct v4l2_capability *cap)
726 {
727 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
728 struct cx88_core *core = dev->core;
729
730 strcpy(cap->driver, "cx88_blackbird");
731 strlcpy(cap->card, core->board.name, sizeof(cap->card));
732 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
733 cap->version = CX88_VERSION_CODE;
734 cap->capabilities =
735 V4L2_CAP_VIDEO_CAPTURE |
736 V4L2_CAP_READWRITE |
737 V4L2_CAP_STREAMING;
738 if (UNSET != core->board.tuner_type)
739 cap->capabilities |= V4L2_CAP_TUNER;
740 return 0;
741 }
742
743 static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
744 struct v4l2_fmtdesc *f)
745 {
746 if (f->index != 0)
747 return -EINVAL;
748
749 strlcpy(f->description, "MPEG", sizeof(f->description));
750 f->pixelformat = V4L2_PIX_FMT_MPEG;
751 return 0;
752 }
753
754 static int vidioc_g_fmt_vid_cap (struct file *file, void *priv,
755 struct v4l2_format *f)
756 {
757 struct cx8802_fh *fh = priv;
758 struct cx8802_dev *dev = fh->dev;
759
760 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
761 f->fmt.pix.bytesperline = 0;
762 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
763 f->fmt.pix.colorspace = 0;
764 f->fmt.pix.width = dev->width;
765 f->fmt.pix.height = dev->height;
766 f->fmt.pix.field = fh->mpegq.field;
767 dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
768 dev->width, dev->height, fh->mpegq.field );
769 return 0;
770 }
771
772 static int vidioc_try_fmt_vid_cap (struct file *file, void *priv,
773 struct v4l2_format *f)
774 {
775 struct cx8802_fh *fh = priv;
776 struct cx8802_dev *dev = fh->dev;
777
778 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
779 f->fmt.pix.bytesperline = 0;
780 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
781 f->fmt.pix.colorspace = 0;
782 dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
783 dev->width, dev->height, fh->mpegq.field );
784 return 0;
785 }
786
787 static int vidioc_s_fmt_vid_cap (struct file *file, void *priv,
788 struct v4l2_format *f)
789 {
790 struct cx8802_fh *fh = priv;
791 struct cx8802_dev *dev = fh->dev;
792 struct cx88_core *core = dev->core;
793
794 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
795 f->fmt.pix.bytesperline = 0;
796 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
797 f->fmt.pix.colorspace = 0;
798 dev->width = f->fmt.pix.width;
799 dev->height = f->fmt.pix.height;
800 fh->mpegq.field = f->fmt.pix.field;
801 cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field);
802 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
803 f->fmt.pix.height, f->fmt.pix.width);
804 dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
805 f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
806 return 0;
807 }
808
809 static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
810 {
811 struct cx8802_fh *fh = priv;
812 return (videobuf_reqbufs(&fh->mpegq, p));
813 }
814
815 static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
816 {
817 struct cx8802_fh *fh = priv;
818 return (videobuf_querybuf(&fh->mpegq, p));
819 }
820
821 static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
822 {
823 struct cx8802_fh *fh = priv;
824 return (videobuf_qbuf(&fh->mpegq, p));
825 }
826
827 static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
828 {
829 struct cx8802_fh *fh = priv;
830 return (videobuf_dqbuf(&fh->mpegq, p,
831 file->f_flags & O_NONBLOCK));
832 }
833
834 static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
835 {
836 struct cx8802_fh *fh = priv;
837 return videobuf_streamon(&fh->mpegq);
838 }
839
840 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
841 {
842 struct cx8802_fh *fh = priv;
843 return videobuf_streamoff(&fh->mpegq);
844 }
845
846 static int vidioc_g_ext_ctrls (struct file *file, void *priv,
847 struct v4l2_ext_controls *f)
848 {
849 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
850
851 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
852 return -EINVAL;
853 return cx2341x_ext_ctrls(&dev->params, 0, f, VIDIOC_G_EXT_CTRLS);
854 }
855
856 static int vidioc_s_ext_ctrls (struct file *file, void *priv,
857 struct v4l2_ext_controls *f)
858 {
859 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
860 struct cx2341x_mpeg_params p;
861 int err;
862
863 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
864 return -EINVAL;
865
866 if (dev->mpeg_active)
867 blackbird_stop_codec(dev);
868
869 p = dev->params;
870 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_S_EXT_CTRLS);
871 if (!err) {
872 err = cx2341x_update(dev, blackbird_mbox_func, &dev->params, &p);
873 dev->params = p;
874 }
875 return err;
876 }
877
878 static int vidioc_try_ext_ctrls (struct file *file, void *priv,
879 struct v4l2_ext_controls *f)
880 {
881 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
882 struct cx2341x_mpeg_params p;
883 int err;
884
885 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
886 return -EINVAL;
887 p = dev->params;
888 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS);
889
890 return err;
891 }
892
893 static int vidioc_s_frequency (struct file *file, void *priv,
894 struct v4l2_frequency *f)
895 {
896 struct cx8802_fh *fh = priv;
897 struct cx8802_dev *dev = fh->dev;
898 struct cx88_core *core = dev->core;
899
900 if (dev->mpeg_active)
901 blackbird_stop_codec(dev);
902
903 cx88_set_freq (core,f);
904 blackbird_initialize_codec(dev);
905 cx88_set_scale(dev->core, dev->width, dev->height,
906 fh->mpegq.field);
907 return 0;
908 }
909
910 static int vidioc_log_status (struct file *file, void *priv)
911 {
912 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
913 struct cx88_core *core = dev->core;
914 char name[32 + 2];
915
916 snprintf(name, sizeof(name), "%s/2", core->name);
917 printk("%s/2: ============ START LOG STATUS ============\n",
918 core->name);
919 call_all(core, core, log_status);
920 cx2341x_log_status(&dev->params, name);
921 printk("%s/2: ============= END LOG STATUS =============\n",
922 core->name);
923 return 0;
924 }
925
926 static int vidioc_queryctrl (struct file *file, void *priv,
927 struct v4l2_queryctrl *qctrl)
928 {
929 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
930
931 if (blackbird_queryctrl(dev, qctrl) == 0)
932 return 0;
933
934 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
935 if (unlikely(qctrl->id == 0))
936 return -EINVAL;
937 return cx8800_ctrl_query(dev->core, qctrl);
938 }
939
940 static int vidioc_enum_input (struct file *file, void *priv,
941 struct v4l2_input *i)
942 {
943 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
944 return cx88_enum_input (core,i);
945 }
946
947 static int vidioc_g_ctrl (struct file *file, void *priv,
948 struct v4l2_control *ctl)
949 {
950 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
951 return
952 cx88_get_control(core,ctl);
953 }
954
955 static int vidioc_s_ctrl (struct file *file, void *priv,
956 struct v4l2_control *ctl)
957 {
958 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
959 return
960 cx88_set_control(core,ctl);
961 }
962
963 static int vidioc_g_frequency (struct file *file, void *priv,
964 struct v4l2_frequency *f)
965 {
966 struct cx8802_fh *fh = priv;
967 struct cx88_core *core = fh->dev->core;
968
969 if (unlikely(UNSET == core->board.tuner_type))
970 return -EINVAL;
971
972 f->type = V4L2_TUNER_ANALOG_TV;
973 f->frequency = core->freq;
974 call_all(core, tuner, g_frequency, f);
975
976 return 0;
977 }
978
979 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
980 {
981 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
982
983 *i = core->input;
984 return 0;
985 }
986
987 static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
988 {
989 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
990
991 if (i >= 4)
992 return -EINVAL;
993
994 mutex_lock(&core->lock);
995 cx88_newstation(core);
996 cx88_video_mux(core,i);
997 mutex_unlock(&core->lock);
998 return 0;
999 }
1000
1001 static int vidioc_g_tuner (struct file *file, void *priv,
1002 struct v4l2_tuner *t)
1003 {
1004 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1005 u32 reg;
1006
1007 if (unlikely(UNSET == core->board.tuner_type))
1008 return -EINVAL;
1009 if (0 != t->index)
1010 return -EINVAL;
1011
1012 strcpy(t->name, "Television");
1013 t->type = V4L2_TUNER_ANALOG_TV;
1014 t->capability = V4L2_TUNER_CAP_NORM;
1015 t->rangehigh = 0xffffffffUL;
1016
1017 cx88_get_stereo(core ,t);
1018 reg = cx_read(MO_DEVICE_STATUS);
1019 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1020 return 0;
1021 }
1022
1023 static int vidioc_s_tuner (struct file *file, void *priv,
1024 struct v4l2_tuner *t)
1025 {
1026 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1027
1028 if (UNSET == core->board.tuner_type)
1029 return -EINVAL;
1030 if (0 != t->index)
1031 return -EINVAL;
1032
1033 cx88_set_stereo(core, t->audmode, 1);
1034 return 0;
1035 }
1036
1037 static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id)
1038 {
1039 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1040
1041 mutex_lock(&core->lock);
1042 cx88_set_tvnorm(core,*id);
1043 mutex_unlock(&core->lock);
1044 return 0;
1045 }
1046
1047 /* FIXME: cx88_ioctl_hook not implemented */
1048
1049 static int mpeg_open(struct file *file)
1050 {
1051 struct video_device *vdev = video_devdata(file);
1052 struct cx8802_dev *dev = video_drvdata(file);
1053 struct cx8802_fh *fh;
1054 struct cx8802_driver *drv = NULL;
1055 int err;
1056
1057 dprintk( 1, "%s\n", __func__);
1058
1059 mutex_lock(&dev->core->lock);
1060
1061 /* Make sure we can acquire the hardware */
1062 drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
1063 if (drv) {
1064 err = drv->request_acquire(drv);
1065 if(err != 0) {
1066 dprintk(1,"%s: Unable to acquire hardware, %d\n", __func__, err);
1067 mutex_unlock(&dev->core->lock);;
1068 return err;
1069 }
1070 }
1071
1072 if (!atomic_read(&dev->core->mpeg_users) && blackbird_initialize_codec(dev) < 0) {
1073 if (drv)
1074 drv->request_release(drv);
1075 mutex_unlock(&dev->core->lock);
1076 return -EINVAL;
1077 }
1078 dprintk(1, "open dev=%s\n", video_device_node_name(vdev));
1079
1080 /* allocate + initialize per filehandle data */
1081 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1082 if (NULL == fh) {
1083 if (drv)
1084 drv->request_release(drv);
1085 mutex_unlock(&dev->core->lock);
1086 return -ENOMEM;
1087 }
1088 file->private_data = fh;
1089 fh->dev = dev;
1090
1091 videobuf_queue_sg_init(&fh->mpegq, &blackbird_qops,
1092 &dev->pci->dev, &dev->slock,
1093 V4L2_BUF_TYPE_VIDEO_CAPTURE,
1094 V4L2_FIELD_INTERLACED,
1095 sizeof(struct cx88_buffer),
1096 fh, NULL);
1097
1098 /* FIXME: locking against other video device */
1099 cx88_set_scale(dev->core, dev->width, dev->height,
1100 fh->mpegq.field);
1101
1102 atomic_inc(&dev->core->mpeg_users);
1103 mutex_unlock(&dev->core->lock);
1104 return 0;
1105 }
1106
1107 static int mpeg_release(struct file *file)
1108 {
1109 struct cx8802_fh *fh = file->private_data;
1110 struct cx8802_dev *dev = fh->dev;
1111 struct cx8802_driver *drv = NULL;
1112
1113 if (dev->mpeg_active && atomic_read(&dev->core->mpeg_users) == 1)
1114 blackbird_stop_codec(dev);
1115
1116 cx8802_cancel_buffers(fh->dev);
1117 /* stop mpeg capture */
1118 videobuf_stop(&fh->mpegq);
1119
1120 videobuf_mmap_free(&fh->mpegq);
1121
1122 mutex_lock(&dev->core->lock);
1123 file->private_data = NULL;
1124 kfree(fh);
1125 mutex_unlock(&dev->core->lock);
1126
1127 /* Make sure we release the hardware */
1128 drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
1129 if (drv)
1130 drv->request_release(drv);
1131
1132 atomic_dec(&dev->core->mpeg_users);
1133
1134 return 0;
1135 }
1136
1137 static ssize_t
1138 mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1139 {
1140 struct cx8802_fh *fh = file->private_data;
1141 struct cx8802_dev *dev = fh->dev;
1142
1143 if (!dev->mpeg_active)
1144 blackbird_start_codec(file, fh);
1145
1146 return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
1147 file->f_flags & O_NONBLOCK);
1148 }
1149
1150 static unsigned int
1151 mpeg_poll(struct file *file, struct poll_table_struct *wait)
1152 {
1153 struct cx8802_fh *fh = file->private_data;
1154 struct cx8802_dev *dev = fh->dev;
1155
1156 if (!dev->mpeg_active)
1157 blackbird_start_codec(file, fh);
1158
1159 return videobuf_poll_stream(file, &fh->mpegq, wait);
1160 }
1161
1162 static int
1163 mpeg_mmap(struct file *file, struct vm_area_struct * vma)
1164 {
1165 struct cx8802_fh *fh = file->private_data;
1166
1167 return videobuf_mmap_mapper(&fh->mpegq, vma);
1168 }
1169
1170 static const struct v4l2_file_operations mpeg_fops =
1171 {
1172 .owner = THIS_MODULE,
1173 .open = mpeg_open,
1174 .release = mpeg_release,
1175 .read = mpeg_read,
1176 .poll = mpeg_poll,
1177 .mmap = mpeg_mmap,
1178 .ioctl = video_ioctl2,
1179 };
1180
1181 static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
1182 .vidioc_querymenu = vidioc_querymenu,
1183 .vidioc_querycap = vidioc_querycap,
1184 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1185 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
1186 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
1187 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
1188 .vidioc_reqbufs = vidioc_reqbufs,
1189 .vidioc_querybuf = vidioc_querybuf,
1190 .vidioc_qbuf = vidioc_qbuf,
1191 .vidioc_dqbuf = vidioc_dqbuf,
1192 .vidioc_streamon = vidioc_streamon,
1193 .vidioc_streamoff = vidioc_streamoff,
1194 .vidioc_g_ext_ctrls = vidioc_g_ext_ctrls,
1195 .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls,
1196 .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls,
1197 .vidioc_s_frequency = vidioc_s_frequency,
1198 .vidioc_log_status = vidioc_log_status,
1199 .vidioc_queryctrl = vidioc_queryctrl,
1200 .vidioc_enum_input = vidioc_enum_input,
1201 .vidioc_g_ctrl = vidioc_g_ctrl,
1202 .vidioc_s_ctrl = vidioc_s_ctrl,
1203 .vidioc_g_frequency = vidioc_g_frequency,
1204 .vidioc_g_input = vidioc_g_input,
1205 .vidioc_s_input = vidioc_s_input,
1206 .vidioc_g_tuner = vidioc_g_tuner,
1207 .vidioc_s_tuner = vidioc_s_tuner,
1208 .vidioc_s_std = vidioc_s_std,
1209 };
1210
1211 static struct video_device cx8802_mpeg_template = {
1212 .name = "cx8802",
1213 .fops = &mpeg_fops,
1214 .ioctl_ops = &mpeg_ioctl_ops,
1215 .tvnorms = CX88_NORMS,
1216 .current_norm = V4L2_STD_NTSC_M,
1217 };
1218
1219 /* ------------------------------------------------------------------ */
1220
1221 /* The CX8802 MPEG API will call this when we can use the hardware */
1222 static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv)
1223 {
1224 struct cx88_core *core = drv->core;
1225 int err = 0;
1226
1227 switch (core->boardnr) {
1228 case CX88_BOARD_HAUPPAUGE_HVR1300:
1229 /* By default, core setup will leave the cx22702 out of reset, on the bus.
1230 * We left the hardware on power up with the cx22702 active.
1231 * We're being given access to re-arrange the GPIOs.
1232 * Take the bus off the cx22702 and put the cx23416 on it.
1233 */
1234 /* Toggle reset on cx22702 leaving i2c active */
1235 cx_set(MO_GP0_IO, 0x00000080);
1236 udelay(1000);
1237 cx_clear(MO_GP0_IO, 0x00000080);
1238 udelay(50);
1239 cx_set(MO_GP0_IO, 0x00000080);
1240 udelay(1000);
1241 /* tri-state the cx22702 pins */
1242 cx_set(MO_GP0_IO, 0x00000004);
1243 udelay(1000);
1244 break;
1245 default:
1246 err = -ENODEV;
1247 }
1248 return err;
1249 }
1250
1251 /* The CX8802 MPEG API will call this when we need to release the hardware */
1252 static int cx8802_blackbird_advise_release(struct cx8802_driver *drv)
1253 {
1254 struct cx88_core *core = drv->core;
1255 int err = 0;
1256
1257 switch (core->boardnr) {
1258 case CX88_BOARD_HAUPPAUGE_HVR1300:
1259 /* Exit leaving the cx23416 on the bus */
1260 break;
1261 default:
1262 err = -ENODEV;
1263 }
1264 return err;
1265 }
1266
1267 static void blackbird_unregister_video(struct cx8802_dev *dev)
1268 {
1269 if (dev->mpeg_dev) {
1270 if (video_is_registered(dev->mpeg_dev))
1271 video_unregister_device(dev->mpeg_dev);
1272 else
1273 video_device_release(dev->mpeg_dev);
1274 dev->mpeg_dev = NULL;
1275 }
1276 }
1277
1278 static int blackbird_register_video(struct cx8802_dev *dev)
1279 {
1280 int err;
1281
1282 dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
1283 &cx8802_mpeg_template,"mpeg");
1284 video_set_drvdata(dev->mpeg_dev, dev);
1285 err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
1286 if (err < 0) {
1287 printk(KERN_INFO "%s/2: can't register mpeg device\n",
1288 dev->core->name);
1289 return err;
1290 }
1291 printk(KERN_INFO "%s/2: registered device %s [mpeg]\n",
1292 dev->core->name, video_device_node_name(dev->mpeg_dev));
1293 return 0;
1294 }
1295
1296 /* ----------------------------------------------------------- */
1297
1298 static int cx8802_blackbird_probe(struct cx8802_driver *drv)
1299 {
1300 struct cx88_core *core = drv->core;
1301 struct cx8802_dev *dev = core->dvbdev;
1302 int err;
1303
1304 dprintk( 1, "%s\n", __func__);
1305 dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
1306 core->boardnr,
1307 core->name,
1308 core->pci_bus,
1309 core->pci_slot);
1310
1311 err = -ENODEV;
1312 if (!(core->board.mpeg & CX88_MPEG_BLACKBIRD))
1313 goto fail_core;
1314
1315 dev->width = 720;
1316 dev->height = 576;
1317 cx2341x_fill_defaults(&dev->params);
1318 dev->params.port = CX2341X_PORT_STREAMING;
1319
1320 cx8802_mpeg_template.current_norm = core->tvnorm;
1321
1322 if (core->tvnorm & V4L2_STD_525_60) {
1323 dev->height = 480;
1324 } else {
1325 dev->height = 576;
1326 }
1327
1328 /* blackbird stuff */
1329 printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
1330 core->name);
1331 host_setup(dev->core);
1332
1333 blackbird_initialize_codec(dev);
1334 blackbird_register_video(dev);
1335
1336 /* initial device configuration: needed ? */
1337 mutex_lock(&dev->core->lock);
1338 // init_controls(core);
1339 cx88_set_tvnorm(core,core->tvnorm);
1340 cx88_video_mux(core,0);
1341 mutex_unlock(&dev->core->lock);
1342
1343 return 0;
1344
1345 fail_core:
1346 return err;
1347 }
1348
1349 static int cx8802_blackbird_remove(struct cx8802_driver *drv)
1350 {
1351 /* blackbird */
1352 blackbird_unregister_video(drv->core->dvbdev);
1353
1354 return 0;
1355 }
1356
1357 static struct cx8802_driver cx8802_blackbird_driver = {
1358 .type_id = CX88_MPEG_BLACKBIRD,
1359 .hw_access = CX8802_DRVCTL_SHARED,
1360 .probe = cx8802_blackbird_probe,
1361 .remove = cx8802_blackbird_remove,
1362 .advise_acquire = cx8802_blackbird_advise_acquire,
1363 .advise_release = cx8802_blackbird_advise_release,
1364 };
1365
1366 static int __init blackbird_init(void)
1367 {
1368 printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
1369 (CX88_VERSION_CODE >> 16) & 0xff,
1370 (CX88_VERSION_CODE >> 8) & 0xff,
1371 CX88_VERSION_CODE & 0xff);
1372 #ifdef SNAPSHOT
1373 printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
1374 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1375 #endif
1376 return cx8802_register_driver(&cx8802_blackbird_driver);
1377 }
1378
1379 static void __exit blackbird_fini(void)
1380 {
1381 cx8802_unregister_driver(&cx8802_blackbird_driver);
1382 }
1383
1384 module_init(blackbird_init);
1385 module_exit(blackbird_fini);
1386
1387 module_param_named(video_debug,cx8802_mpeg_template.debug, int, 0644);
1388 MODULE_PARM_DESC(debug,"enable debug messages [video]");
1389
1390 /* ----------------------------------------------------------- */
1391 /*
1392 * Local variables:
1393 * c-basic-offset: 8
1394 * End:
1395 * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
1396 */
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree