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pcmcia: CompactFlash driver for PA Semi Electra boards
[pv_ops_mirror.git] / drivers / media / video / cx88 / cx88-blackbird.c
blob6d6f5048d7627a1d3f0923f763caafa0a06ac88e
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.8m.com>
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://ivtv.sourceforge.net/),
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/fs.h>
32 #include <linux/delay.h>
33 #include <linux/device.h>
34 #include <linux/firmware.h>
35 #include <media/v4l2-common.h>
36 #include <media/cx2341x.h>
37
38 #include "cx88.h"
39
40 MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
41 MODULE_AUTHOR("Jelle Foks <jelle@foks.8m.com>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
42 MODULE_LICENSE("GPL");
43
44 static unsigned int mpegbufs = 32;
45 module_param(mpegbufs,int,0644);
46 MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
47
48 static unsigned int debug = 0;
49 module_param(debug,int,0644);
50 MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
51
52 #define dprintk(level,fmt, arg...) if (debug >= level) \
53 printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg)
54
55
56 /* ------------------------------------------------------------------ */
57
58 #define BLACKBIRD_FIRM_IMAGE_SIZE 376836
59
60 /* defines below are from ivtv-driver.h */
61
62 #define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
63
64 /* Firmware API commands */
65 #define IVTV_API_STD_TIMEOUT 500
66
67 enum blackbird_capture_type {
68 BLACKBIRD_MPEG_CAPTURE,
69 BLACKBIRD_RAW_CAPTURE,
70 BLACKBIRD_RAW_PASSTHRU_CAPTURE
71 };
72 enum blackbird_capture_bits {
73 BLACKBIRD_RAW_BITS_NONE = 0x00,
74 BLACKBIRD_RAW_BITS_YUV_CAPTURE = 0x01,
75 BLACKBIRD_RAW_BITS_PCM_CAPTURE = 0x02,
76 BLACKBIRD_RAW_BITS_VBI_CAPTURE = 0x04,
77 BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
78 BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE = 0x10
79 };
80 enum blackbird_capture_end {
81 BLACKBIRD_END_AT_GOP, /* stop at the end of gop, generate irq */
82 BLACKBIRD_END_NOW, /* stop immediately, no irq */
83 };
84 enum blackbird_framerate {
85 BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
86 BLACKBIRD_FRAMERATE_PAL_25 /* PAL: 25fps */
87 };
88 enum blackbird_stream_port {
89 BLACKBIRD_OUTPUT_PORT_MEMORY,
90 BLACKBIRD_OUTPUT_PORT_STREAMING,
91 BLACKBIRD_OUTPUT_PORT_SERIAL
92 };
93 enum blackbird_data_xfer_status {
94 BLACKBIRD_MORE_BUFFERS_FOLLOW,
95 BLACKBIRD_LAST_BUFFER,
96 };
97 enum blackbird_picture_mask {
98 BLACKBIRD_PICTURE_MASK_NONE,
99 BLACKBIRD_PICTURE_MASK_I_FRAMES,
100 BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3,
101 BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7,
102 };
103 enum blackbird_vbi_mode_bits {
104 BLACKBIRD_VBI_BITS_SLICED,
105 BLACKBIRD_VBI_BITS_RAW,
106 };
107 enum blackbird_vbi_insertion_bits {
108 BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
109 BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
110 BLACKBIRD_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
111 BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
112 BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
113 };
114 enum blackbird_dma_unit {
115 BLACKBIRD_DMA_BYTES,
116 BLACKBIRD_DMA_FRAMES,
117 };
118 enum blackbird_dma_transfer_status_bits {
119 BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01,
120 BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04,
121 BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
122 };
123 enum blackbird_pause {
124 BLACKBIRD_PAUSE_ENCODING,
125 BLACKBIRD_RESUME_ENCODING,
126 };
127 enum blackbird_copyright {
128 BLACKBIRD_COPYRIGHT_OFF,
129 BLACKBIRD_COPYRIGHT_ON,
130 };
131 enum blackbird_notification_type {
132 BLACKBIRD_NOTIFICATION_REFRESH,
133 };
134 enum blackbird_notification_status {
135 BLACKBIRD_NOTIFICATION_OFF,
136 BLACKBIRD_NOTIFICATION_ON,
137 };
138 enum blackbird_notification_mailbox {
139 BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1,
140 };
141 enum blackbird_field1_lines {
142 BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */
143 BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */
144 BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */
145 };
146 enum blackbird_field2_lines {
147 BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */
148 BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */
149 BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */
150 };
151 enum blackbird_custom_data_type {
152 BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
153 BLACKBIRD_CUSTOM_PRIVATE_PACKET,
154 };
155 enum blackbird_mute {
156 BLACKBIRD_UNMUTE,
157 BLACKBIRD_MUTE,
158 };
159 enum blackbird_mute_video_mask {
160 BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00,
161 BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000,
162 BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000,
163 };
164 enum blackbird_mute_video_shift {
165 BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8,
166 BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16,
167 BLACKBIRD_MUTE_VIDEO_Y_SHIFT = 24,
168 };
169
170 /* Registers */
171 #define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8 /*| IVTV_REG_OFFSET*/)
172 #define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC /*| IVTV_REG_OFFSET*/)
173 #define IVTV_REG_SPU (0x9050 /*| IVTV_REG_OFFSET*/)
174 #define IVTV_REG_HW_BLOCKS (0x9054 /*| IVTV_REG_OFFSET*/)
175 #define IVTV_REG_VPU (0x9058 /*| IVTV_REG_OFFSET*/)
176 #define IVTV_REG_APU (0xA064 /*| IVTV_REG_OFFSET*/)
177
178 /* ------------------------------------------------------------------ */
179
180 static void host_setup(struct cx88_core *core)
181 {
182 /* toggle reset of the host */
183 cx_write(MO_GPHST_SOFT_RST, 1);
184 udelay(100);
185 cx_write(MO_GPHST_SOFT_RST, 0);
186 udelay(100);
187
188 /* host port setup */
189 cx_write(MO_GPHST_WSC, 0x44444444U);
190 cx_write(MO_GPHST_XFR, 0);
191 cx_write(MO_GPHST_WDTH, 15);
192 cx_write(MO_GPHST_HDSHK, 0);
193 cx_write(MO_GPHST_MUX16, 0x44448888U);
194 cx_write(MO_GPHST_MODE, 0);
195 }
196
197 /* ------------------------------------------------------------------ */
198
199 #define P1_MDATA0 0x390000
200 #define P1_MDATA1 0x390001
201 #define P1_MDATA2 0x390002
202 #define P1_MDATA3 0x390003
203 #define P1_MADDR2 0x390004
204 #define P1_MADDR1 0x390005
205 #define P1_MADDR0 0x390006
206 #define P1_RDATA0 0x390008
207 #define P1_RDATA1 0x390009
208 #define P1_RDATA2 0x39000A
209 #define P1_RDATA3 0x39000B
210 #define P1_RADDR0 0x39000C
211 #define P1_RADDR1 0x39000D
212 #define P1_RRDWR 0x39000E
213
214 static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state)
215 {
216 unsigned long timeout = jiffies + msecs_to_jiffies(1);
217 u32 gpio0,need;
218
219 need = state ? 2 : 0;
220 for (;;) {
221 gpio0 = cx_read(MO_GP0_IO) & 2;
222 if (need == gpio0)
223 return 0;
224 if (time_after(jiffies,timeout))
225 return -1;
226 udelay(1);
227 }
228 }
229
230 static int memory_write(struct cx88_core *core, u32 address, u32 value)
231 {
232 /* Warning: address is dword address (4 bytes) */
233 cx_writeb(P1_MDATA0, (unsigned int)value);
234 cx_writeb(P1_MDATA1, (unsigned int)(value >> 8));
235 cx_writeb(P1_MDATA2, (unsigned int)(value >> 16));
236 cx_writeb(P1_MDATA3, (unsigned int)(value >> 24));
237 cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) | 0x40);
238 cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
239 cx_writeb(P1_MADDR0, (unsigned int)address);
240 cx_read(P1_MDATA0);
241 cx_read(P1_MADDR0);
242
243 return wait_ready_gpio0_bit1(core,1);
244 }
245
246 static int memory_read(struct cx88_core *core, u32 address, u32 *value)
247 {
248 int retval;
249 u32 val;
250
251 /* Warning: address is dword address (4 bytes) */
252 cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) & ~0xC0);
253 cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
254 cx_writeb(P1_MADDR0, (unsigned int)address);
255 cx_read(P1_MADDR0);
256
257 retval = wait_ready_gpio0_bit1(core,1);
258
259 cx_writeb(P1_MDATA3, 0);
260 val = (unsigned char)cx_read(P1_MDATA3) << 24;
261 cx_writeb(P1_MDATA2, 0);
262 val |= (unsigned char)cx_read(P1_MDATA2) << 16;
263 cx_writeb(P1_MDATA1, 0);
264 val |= (unsigned char)cx_read(P1_MDATA1) << 8;
265 cx_writeb(P1_MDATA0, 0);
266 val |= (unsigned char)cx_read(P1_MDATA0);
267
268 *value = val;
269 return retval;
270 }
271
272 static int register_write(struct cx88_core *core, u32 address, u32 value)
273 {
274 cx_writeb(P1_RDATA0, (unsigned int)value);
275 cx_writeb(P1_RDATA1, (unsigned int)(value >> 8));
276 cx_writeb(P1_RDATA2, (unsigned int)(value >> 16));
277 cx_writeb(P1_RDATA3, (unsigned int)(value >> 24));
278 cx_writeb(P1_RADDR0, (unsigned int)address);
279 cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
280 cx_writeb(P1_RRDWR, 1);
281 cx_read(P1_RDATA0);
282 cx_read(P1_RADDR0);
283
284 return wait_ready_gpio0_bit1(core,1);
285 }
286
287
288 static int register_read(struct cx88_core *core, u32 address, u32 *value)
289 {
290 int retval;
291 u32 val;
292
293 cx_writeb(P1_RADDR0, (unsigned int)address);
294 cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
295 cx_writeb(P1_RRDWR, 0);
296 cx_read(P1_RADDR0);
297
298 retval = wait_ready_gpio0_bit1(core,1);
299 val = (unsigned char)cx_read(P1_RDATA0);
300 val |= (unsigned char)cx_read(P1_RDATA1) << 8;
301 val |= (unsigned char)cx_read(P1_RDATA2) << 16;
302 val |= (unsigned char)cx_read(P1_RDATA3) << 24;
303
304 *value = val;
305 return retval;
306 }
307
308 /* ------------------------------------------------------------------ */
309
310 static int blackbird_mbox_func(void *priv, int command, int in, int out, u32 data[CX2341X_MBOX_MAX_DATA])
311 {
312 struct cx8802_dev *dev = priv;
313 unsigned long timeout;
314 u32 value, flag, retval;
315 int i;
316
317 dprintk(1,"%s: 0x%X\n", __FUNCTION__, command);
318
319 /* this may not be 100% safe if we can't read any memory location
320 without side effects */
321 memory_read(dev->core, dev->mailbox - 4, &value);
322 if (value != 0x12345678) {
323 dprintk(0, "Firmware and/or mailbox pointer not initialized or corrupted\n");
324 return -1;
325 }
326
327 memory_read(dev->core, dev->mailbox, &flag);
328 if (flag) {
329 dprintk(0, "ERROR: Mailbox appears to be in use (%x)\n", flag);
330 return -1;
331 }
332
333 flag |= 1; /* tell 'em we're working on it */
334 memory_write(dev->core, dev->mailbox, flag);
335
336 /* write command + args + fill remaining with zeros */
337 memory_write(dev->core, dev->mailbox + 1, command); /* command code */
338 memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */
339 for (i = 0; i < in; i++) {
340 memory_write(dev->core, dev->mailbox + 4 + i, data[i]);
341 dprintk(1, "API Input %d = %d\n", i, data[i]);
342 }
343 for (; i < CX2341X_MBOX_MAX_DATA; i++)
344 memory_write(dev->core, dev->mailbox + 4 + i, 0);
345
346 flag |= 3; /* tell 'em we're done writing */
347 memory_write(dev->core, dev->mailbox, flag);
348
349 /* wait for firmware to handle the API command */
350 timeout = jiffies + msecs_to_jiffies(10);
351 for (;;) {
352 memory_read(dev->core, dev->mailbox, &flag);
353 if (0 != (flag & 4))
354 break;
355 if (time_after(jiffies,timeout)) {
356 dprintk(0, "ERROR: API Mailbox timeout\n");
357 return -1;
358 }
359 udelay(10);
360 }
361
362 /* read output values */
363 for (i = 0; i < out; i++) {
364 memory_read(dev->core, dev->mailbox + 4 + i, data + i);
365 dprintk(1, "API Output %d = %d\n", i, data[i]);
366 }
367
368 memory_read(dev->core, dev->mailbox + 2, &retval);
369 dprintk(1, "API result = %d\n",retval);
370
371 flag = 0;
372 memory_write(dev->core, dev->mailbox, flag);
373 return retval;
374 }
375 /* ------------------------------------------------------------------ */
376
377 /* We don't need to call the API often, so using just one mailbox will probably suffice */
378 static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
379 u32 inputcnt, u32 outputcnt, ...)
380 {
381 u32 data[CX2341X_MBOX_MAX_DATA];
382 va_list vargs;
383 int i, err;
384
385 va_start(vargs, outputcnt);
386
387 for (i = 0; i < inputcnt; i++) {
388 data[i] = va_arg(vargs, int);
389 }
390 err = blackbird_mbox_func(dev, command, inputcnt, outputcnt, data);
391 for (i = 0; i < outputcnt; i++) {
392 int *vptr = va_arg(vargs, int *);
393 *vptr = data[i];
394 }
395 va_end(vargs);
396 return err;
397 }
398
399 static int blackbird_find_mailbox(struct cx8802_dev *dev)
400 {
401 u32 signature[4]={0x12345678, 0x34567812, 0x56781234, 0x78123456};
402 int signaturecnt=0;
403 u32 value;
404 int i;
405
406 for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) {
407 memory_read(dev->core, i, &value);
408 if (value == signature[signaturecnt])
409 signaturecnt++;
410 else
411 signaturecnt = 0;
412 if (4 == signaturecnt) {
413 dprintk(1, "Mailbox signature found\n");
414 return i+1;
415 }
416 }
417 dprintk(0, "Mailbox signature values not found!\n");
418 return -1;
419 }
420
421 static int blackbird_load_firmware(struct cx8802_dev *dev)
422 {
423 static const unsigned char magic[8] = {
424 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
425 };
426 const struct firmware *firmware;
427 int i, retval = 0;
428 u32 value = 0;
429 u32 checksum = 0;
430 u32 *dataptr;
431
432 retval = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED);
433 retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
434 retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH, 0x80000640);
435 retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
436 msleep(1);
437 retval |= register_write(dev->core, IVTV_REG_APU, 0);
438
439 if (retval < 0)
440 dprintk(0, "Error with register_write\n");
441
442 retval = request_firmware(&firmware, CX2341X_FIRM_ENC_FILENAME,
443 &dev->pci->dev);
444
445
446 if (retval != 0) {
447 dprintk(0, "ERROR: Hotplug firmware request failed (%s).\n",
448 CX2341X_FIRM_ENC_FILENAME);
449 dprintk(0, "Please fix your hotplug setup, the board will "
450 "not work without firmware loaded!\n");
451 return -1;
452 }
453
454 if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
455 dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
456 firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
457 release_firmware(firmware);
458 return -1;
459 }
460
461 if (0 != memcmp(firmware->data, magic, 8)) {
462 dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
463 release_firmware(firmware);
464 return -1;
465 }
466
467 /* transfer to the chip */
468 dprintk(1,"Loading firmware ...\n");
469 dataptr = (u32*)firmware->data;
470 for (i = 0; i < (firmware->size >> 2); i++) {
471 value = *dataptr;
472 checksum += ~value;
473 memory_write(dev->core, i, value);
474 dataptr++;
475 }
476
477 /* read back to verify with the checksum */
478 for (i--; i >= 0; i--) {
479 memory_read(dev->core, i, &value);
480 checksum -= ~value;
481 }
482 if (checksum) {
483 dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
484 release_firmware(firmware);
485 return -1;
486 }
487 release_firmware(firmware);
488 dprintk(0, "Firmware upload successful.\n");
489
490 retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
491 retval |= register_read(dev->core, IVTV_REG_SPU, &value);
492 retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
493 msleep(1);
494
495 retval |= register_read(dev->core, IVTV_REG_VPU, &value);
496 retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
497
498 if (retval < 0)
499 dprintk(0, "Error with register_write\n");
500 return 0;
501 }
502
503 /**
504 Settings used by the windows tv app for PVR2000:
505 =================================================================================================================
506 Profile | Codec | Resolution | CBR/VBR | Video Qlty | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
507 -----------------------------------------------------------------------------------------------------------------
508 MPEG-1 | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 2000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
509 MPEG-2 | MPEG2 | 720x576PAL | VBR | 600 :Good | 4000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
510 VCD | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 1150 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
511 DVD | MPEG2 | 720x576PAL | VBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
512 DB* DVD | MPEG2 | 720x576PAL | CBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
513 =================================================================================================================
514 *DB: "DirectBurn"
515 */
516
517 static void blackbird_codec_settings(struct cx8802_dev *dev)
518 {
519 /* assign frame size */
520 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
521 dev->height, dev->width);
522
523 dev->params.width = dev->width;
524 dev->params.height = dev->height;
525 dev->params.is_50hz = (dev->core->tvnorm & V4L2_STD_625_50) != 0;
526
527 cx2341x_update(dev, blackbird_mbox_func, NULL, &dev->params);
528 }
529
530 static struct v4l2_mpeg_compression default_mpeg_params = {
531 .st_type = V4L2_MPEG_PS_2,
532 .st_bitrate = {
533 .mode = V4L2_BITRATE_CBR,
534 .min = 0,
535 .target = 0,
536 .max = 0
537 },
538 .ts_pid_pmt = 16,
539 .ts_pid_audio = 260,
540 .ts_pid_video = 256,
541 .ts_pid_pcr = 259,
542 .ps_size = 0,
543 .au_type = V4L2_MPEG_AU_2_II,
544 .au_bitrate = {
545 .mode = V4L2_BITRATE_CBR,
546 .min = 224,
547 .target = 224,
548 .max = 224
549 },
550 .au_sample_rate = 48000,
551 .au_pesid = 0,
552 .vi_type = V4L2_MPEG_VI_2,
553 .vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3,
554 .vi_bitrate = {
555 .mode = V4L2_BITRATE_CBR,
556 .min = 4000,
557 .target = 4500,
558 .max = 6000
559 },
560 .vi_frame_rate = 25,
561 .vi_frames_per_gop = 12,
562 .vi_bframes_count = 2,
563 .vi_pesid = 0,
564 .closed_gops = 1,
565 .pulldown = 0
566 };
567
568 static int blackbird_initialize_codec(struct cx8802_dev *dev)
569 {
570 struct cx88_core *core = dev->core;
571 int version;
572 int retval;
573
574 dprintk(1,"Initialize codec\n");
575 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
576 if (retval < 0) {
577 /* ping was not successful, reset and upload firmware */
578 cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
579 msleep(1);
580 cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
581 msleep(1);
582 retval = blackbird_load_firmware(dev);
583 if (retval < 0)
584 return retval;
585
586 dev->mailbox = blackbird_find_mailbox(dev);
587 if (dev->mailbox < 0)
588 return -1;
589
590 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
591 if (retval < 0) {
592 dprintk(0, "ERROR: Firmware ping failed!\n");
593 return -1;
594 }
595
596 retval = blackbird_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1, &version);
597 if (retval < 0) {
598 dprintk(0, "ERROR: Firmware get encoder version failed!\n");
599 return -1;
600 }
601 dprintk(0, "Firmware version is 0x%08x\n", version);
602 }
603 msleep(1);
604
605 cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
606 cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
607 cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
608 cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
609
610 blackbird_codec_settings(dev);
611 msleep(1);
612
613 /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xef, 0xef);
614 blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xf0, 0xf0);
615 blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0x180, 0x180); */
616 blackbird_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
617 BLACKBIRD_FIELD1_SAA7115,
618 BLACKBIRD_FIELD2_SAA7115
619 );
620
621 /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_PLACEHOLDER, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); */
622 blackbird_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
623 BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
624 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
625
626 /* initialize the video input */
627 blackbird_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
628
629 msleep(1);
630
631 blackbird_api_cmd(dev, CX2341X_ENC_MUTE_VIDEO, 1, 0, BLACKBIRD_UNMUTE);
632 msleep(1);
633 blackbird_api_cmd(dev, CX2341X_ENC_MUTE_AUDIO, 1, 0, BLACKBIRD_UNMUTE);
634 msleep(1);
635
636 /* start capturing to the host interface */
637 /* blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0, 0, 0x13); */
638 blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
639 BLACKBIRD_MPEG_CAPTURE,
640 BLACKBIRD_RAW_BITS_NONE
641 );
642 msleep(10);
643
644 blackbird_api_cmd(dev, CX2341X_ENC_REFRESH_INPUT, 0,0);
645 return 0;
646 }
647
648 /* ------------------------------------------------------------------ */
649
650 static int bb_buf_setup(struct videobuf_queue *q,
651 unsigned int *count, unsigned int *size)
652 {
653 struct cx8802_fh *fh = q->priv_data;
654
655 fh->dev->ts_packet_size = 188 * 4; /* was: 512 */
656 fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
657
658 *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
659 *count = fh->dev->ts_packet_count;
660 return 0;
661 }
662
663 static int
664 bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
665 enum v4l2_field field)
666 {
667 struct cx8802_fh *fh = q->priv_data;
668 return cx8802_buf_prepare(q, fh->dev, (struct cx88_buffer*)vb, field);
669 }
670
671 static void
672 bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
673 {
674 struct cx8802_fh *fh = q->priv_data;
675 cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
676 }
677
678 static void
679 bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
680 {
681 cx88_free_buffer(q, (struct cx88_buffer*)vb);
682 }
683
684 static struct videobuf_queue_ops blackbird_qops = {
685 .buf_setup = bb_buf_setup,
686 .buf_prepare = bb_buf_prepare,
687 .buf_queue = bb_buf_queue,
688 .buf_release = bb_buf_release,
689 };
690
691 /* ------------------------------------------------------------------ */
692
693 static const u32 *ctrl_classes[] = {
694 cx88_user_ctrls,
695 cx2341x_mpeg_ctrls,
696 NULL
697 };
698
699 static int blackbird_queryctrl(struct cx8802_dev *dev, struct v4l2_queryctrl *qctrl)
700 {
701 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
702 if (qctrl->id == 0)
703 return -EINVAL;
704
705 /* Standard V4L2 controls */
706 if (cx8800_ctrl_query(qctrl) == 0)
707 return 0;
708
709 /* MPEG V4L2 controls */
710 if (cx2341x_ctrl_query(&dev->params, qctrl))
711 qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
712 return 0;
713 }
714
715 /* ------------------------------------------------------------------ */
716 /* IOCTL Handlers */
717
718 static int vidioc_querymenu (struct file *file, void *priv,
719 struct v4l2_querymenu *qmenu)
720 {
721 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
722 struct v4l2_queryctrl qctrl;
723
724 qctrl.id = qmenu->id;
725 blackbird_queryctrl(dev, &qctrl);
726 return v4l2_ctrl_query_menu(qmenu, &qctrl, cx2341x_ctrl_get_menu(qmenu->id));
727 }
728
729 static int vidioc_querycap (struct file *file, void *priv,
730 struct v4l2_capability *cap)
731 {
732 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
733 struct cx88_core *core = dev->core;
734
735 strcpy(cap->driver, "cx88_blackbird");
736 strlcpy(cap->card, core->board.name, sizeof(cap->card));
737 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
738 cap->version = CX88_VERSION_CODE;
739 cap->capabilities =
740 V4L2_CAP_VIDEO_CAPTURE |
741 V4L2_CAP_READWRITE |
742 V4L2_CAP_STREAMING;
743 if (UNSET != core->board.tuner_type)
744 cap->capabilities |= V4L2_CAP_TUNER;
745 return 0;
746 }
747
748 static int vidioc_enum_fmt_cap (struct file *file, void *priv,
749 struct v4l2_fmtdesc *f)
750 {
751 if (f->index != 0)
752 return -EINVAL;
753
754 strlcpy(f->description, "MPEG", sizeof(f->description));
755 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
756 f->pixelformat = V4L2_PIX_FMT_MPEG;
757 return 0;
758 }
759
760 static int vidioc_g_fmt_cap (struct file *file, void *priv,
761 struct v4l2_format *f)
762 {
763 struct cx8802_fh *fh = priv;
764 struct cx8802_dev *dev = fh->dev;
765
766 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
767 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
768 f->fmt.pix.bytesperline = 0;
769 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
770 f->fmt.pix.colorspace = 0;
771 f->fmt.pix.width = dev->width;
772 f->fmt.pix.height = dev->height;
773 f->fmt.pix.field = fh->mpegq.field;
774 dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
775 dev->width, dev->height, fh->mpegq.field );
776 return 0;
777 }
778
779 static int vidioc_try_fmt_cap (struct file *file, void *priv,
780 struct v4l2_format *f)
781 {
782 struct cx8802_fh *fh = priv;
783 struct cx8802_dev *dev = fh->dev;
784
785 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
786 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
787 f->fmt.pix.bytesperline = 0;
788 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
789 f->fmt.pix.colorspace = 0;
790 dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
791 dev->width, dev->height, fh->mpegq.field );
792 return 0;
793 }
794
795 static int vidioc_s_fmt_cap (struct file *file, void *priv,
796 struct v4l2_format *f)
797 {
798 struct cx8802_fh *fh = priv;
799 struct cx8802_dev *dev = fh->dev;
800 struct cx88_core *core = dev->core;
801
802 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
803 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
804 f->fmt.pix.bytesperline = 0;
805 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
806 f->fmt.pix.colorspace = 0;
807 dev->width = f->fmt.pix.width;
808 dev->height = f->fmt.pix.height;
809 fh->mpegq.field = f->fmt.pix.field;
810 cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field);
811 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
812 f->fmt.pix.height, f->fmt.pix.width);
813 dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
814 f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
815 return 0;
816 }
817
818 static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
819 {
820 struct cx8802_fh *fh = priv;
821 return (videobuf_reqbufs(&fh->mpegq, p));
822 }
823
824 static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
825 {
826 struct cx8802_fh *fh = priv;
827 return (videobuf_querybuf(&fh->mpegq, p));
828 }
829
830 static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
831 {
832 struct cx8802_fh *fh = priv;
833 return (videobuf_qbuf(&fh->mpegq, p));
834 }
835
836 static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
837 {
838 struct cx8802_fh *fh = priv;
839 return (videobuf_dqbuf(&fh->mpegq, p,
840 file->f_flags & O_NONBLOCK));
841 }
842
843 static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
844 {
845 struct cx8802_fh *fh = priv;
846 return videobuf_streamon(&fh->mpegq);
847 }
848
849 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
850 {
851 struct cx8802_fh *fh = priv;
852 return videobuf_streamoff(&fh->mpegq);
853 }
854
855 static int vidioc_g_mpegcomp (struct file *file, void *fh,
856 struct v4l2_mpeg_compression *f)
857 {
858 printk(KERN_WARNING "VIDIOC_G_MPEGCOMP is obsolete. "
859 "Replace with VIDIOC_G_EXT_CTRLS!");
860 memcpy(f,&default_mpeg_params,sizeof(*f));
861 return 0;
862 }
863
864 static int vidioc_s_mpegcomp (struct file *file, void *fh,
865 struct v4l2_mpeg_compression *f)
866 {
867 printk(KERN_WARNING "VIDIOC_S_MPEGCOMP is obsolete. "
868 "Replace with VIDIOC_S_EXT_CTRLS!");
869 return 0;
870 }
871
872 static int vidioc_g_ext_ctrls (struct file *file, void *priv,
873 struct v4l2_ext_controls *f)
874 {
875 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
876
877 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
878 return -EINVAL;
879 return cx2341x_ext_ctrls(&dev->params, 0, f, VIDIOC_G_EXT_CTRLS);
880 }
881
882 static int vidioc_s_ext_ctrls (struct file *file, void *priv,
883 struct v4l2_ext_controls *f)
884 {
885 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
886 struct cx2341x_mpeg_params p;
887 int err;
888
889 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
890 return -EINVAL;
891 p = dev->params;
892 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_S_EXT_CTRLS);
893 if (!err) {
894 err = cx2341x_update(dev, blackbird_mbox_func, &dev->params, &p);
895 dev->params = p;
896 }
897 return err;
898 }
899
900 static int vidioc_try_ext_ctrls (struct file *file, void *priv,
901 struct v4l2_ext_controls *f)
902 {
903 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
904 struct cx2341x_mpeg_params p;
905 int err;
906
907 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
908 return -EINVAL;
909 p = dev->params;
910 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS);
911
912 return err;
913 }
914
915 static int vidioc_s_frequency (struct file *file, void *priv,
916 struct v4l2_frequency *f)
917 {
918 struct cx8802_fh *fh = priv;
919 struct cx8802_dev *dev = fh->dev;
920 struct cx88_core *core = dev->core;
921
922 blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
923 BLACKBIRD_END_NOW,
924 BLACKBIRD_MPEG_CAPTURE,
925 BLACKBIRD_RAW_BITS_NONE);
926 cx88_set_freq (core,f);
927 blackbird_initialize_codec(dev);
928 cx88_set_scale(dev->core, dev->width, dev->height,
929 fh->mpegq.field);
930 return 0;
931 }
932
933 static int vidioc_log_status (struct file *file, void *priv)
934 {
935 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
936 struct cx88_core *core = dev->core;
937 char name[32 + 2];
938
939 snprintf(name, sizeof(name), "%s/2", core->name);
940 printk("%s/2: ============ START LOG STATUS ============\n",
941 core->name);
942 cx88_call_i2c_clients(core, VIDIOC_LOG_STATUS, NULL);
943 cx2341x_log_status(&dev->params, name);
944 printk("%s/2: ============= END LOG STATUS =============\n",
945 core->name);
946 return 0;
947 }
948
949 static int vidioc_queryctrl (struct file *file, void *priv,
950 struct v4l2_queryctrl *qctrl)
951 {
952 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
953
954 if (blackbird_queryctrl(dev, qctrl) == 0)
955 return 0;
956
957 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
958 if (unlikely(qctrl->id == 0))
959 return -EINVAL;
960 return cx8800_ctrl_query(qctrl);
961 }
962
963 static int vidioc_enum_input (struct file *file, void *priv,
964 struct v4l2_input *i)
965 {
966 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
967 return cx88_enum_input (core,i);
968 }
969
970 static int vidioc_g_ctrl (struct file *file, void *priv,
971 struct v4l2_control *ctl)
972 {
973 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
974 return
975 cx88_get_control(core,ctl);
976 }
977
978 static int vidioc_s_ctrl (struct file *file, void *priv,
979 struct v4l2_control *ctl)
980 {
981 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
982 return
983 cx88_set_control(core,ctl);
984 }
985
986 static int vidioc_g_frequency (struct file *file, void *priv,
987 struct v4l2_frequency *f)
988 {
989 struct cx8802_fh *fh = priv;
990 struct cx88_core *core = fh->dev->core;
991
992 if (unlikely(UNSET == core->board.tuner_type))
993 return -EINVAL;
994
995 f->type = V4L2_TUNER_ANALOG_TV;
996 f->frequency = core->freq;
997 cx88_call_i2c_clients(core,VIDIOC_G_FREQUENCY,f);
998
999 return 0;
1000 }
1001
1002 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
1003 {
1004 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1005
1006 *i = core->input;
1007 return 0;
1008 }
1009
1010 static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
1011 {
1012 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1013
1014 if (i >= 4)
1015 return -EINVAL;
1016
1017 mutex_lock(&core->lock);
1018 cx88_newstation(core);
1019 cx88_video_mux(core,i);
1020 mutex_unlock(&core->lock);
1021 return 0;
1022 }
1023
1024 static int vidioc_g_tuner (struct file *file, void *priv,
1025 struct v4l2_tuner *t)
1026 {
1027 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1028 u32 reg;
1029
1030 if (unlikely(UNSET == core->board.tuner_type))
1031 return -EINVAL;
1032 if (0 != t->index)
1033 return -EINVAL;
1034
1035 strcpy(t->name, "Television");
1036 t->type = V4L2_TUNER_ANALOG_TV;
1037 t->capability = V4L2_TUNER_CAP_NORM;
1038 t->rangehigh = 0xffffffffUL;
1039
1040 cx88_get_stereo(core ,t);
1041 reg = cx_read(MO_DEVICE_STATUS);
1042 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1043 return 0;
1044 }
1045
1046 static int vidioc_s_tuner (struct file *file, void *priv,
1047 struct v4l2_tuner *t)
1048 {
1049 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1050
1051 if (UNSET == core->board.tuner_type)
1052 return -EINVAL;
1053 if (0 != t->index)
1054 return -EINVAL;
1055
1056 cx88_set_stereo(core, t->audmode, 1);
1057 return 0;
1058 }
1059
1060 static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id)
1061 {
1062 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
1063
1064 mutex_lock(&core->lock);
1065 cx88_set_tvnorm(core,*id);
1066 mutex_unlock(&core->lock);
1067 return 0;
1068 }
1069
1070 /* FIXME: cx88_ioctl_hook not implemented */
1071
1072 static int mpeg_open(struct inode *inode, struct file *file)
1073 {
1074 int minor = iminor(inode);
1075 struct cx8802_dev *dev = NULL;
1076 struct cx8802_fh *fh;
1077 struct cx8802_driver *drv = NULL;
1078 int err;
1079
1080 dev = cx8802_get_device(inode);
1081
1082 dprintk( 1, "%s\n", __FUNCTION__);
1083
1084 if (dev == NULL)
1085 return -ENODEV;
1086
1087 /* Make sure we can acquire the hardware */
1088 drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
1089 if (drv) {
1090 err = drv->request_acquire(drv);
1091 if(err != 0) {
1092 dprintk(1,"%s: Unable to acquire hardware, %d\n", __FUNCTION__, err);
1093 return err;
1094 }
1095 }
1096
1097 if (blackbird_initialize_codec(dev) < 0) {
1098 if (drv)
1099 drv->request_release(drv);
1100 return -EINVAL;
1101 }
1102 dprintk(1,"open minor=%d\n",minor);
1103
1104 /* allocate + initialize per filehandle data */
1105 fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1106 if (NULL == fh) {
1107 if (drv)
1108 drv->request_release(drv);
1109 return -ENOMEM;
1110 }
1111 file->private_data = fh;
1112 fh->dev = dev;
1113
1114 videobuf_queue_pci_init(&fh->mpegq, &blackbird_qops,
1115 dev->pci, &dev->slock,
1116 V4L2_BUF_TYPE_VIDEO_CAPTURE,
1117 V4L2_FIELD_INTERLACED,
1118 sizeof(struct cx88_buffer),
1119 fh);
1120
1121 /* FIXME: locking against other video device */
1122 cx88_set_scale(dev->core, dev->width, dev->height,
1123 fh->mpegq.field);
1124
1125 return 0;
1126 }
1127
1128 static int mpeg_release(struct inode *inode, struct file *file)
1129 {
1130 struct cx8802_fh *fh = file->private_data;
1131 struct cx8802_dev *dev = NULL;
1132 struct cx8802_driver *drv = NULL;
1133
1134 /* blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0, BLACKBIRD_END_NOW, 0, 0x13); */
1135 blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
1136 BLACKBIRD_END_NOW,
1137 BLACKBIRD_MPEG_CAPTURE,
1138 BLACKBIRD_RAW_BITS_NONE
1139 );
1140
1141 cx8802_cancel_buffers(fh->dev);
1142 /* stop mpeg capture */
1143 if (fh->mpegq.streaming)
1144 videobuf_streamoff(&fh->mpegq);
1145 if (fh->mpegq.reading)
1146 videobuf_read_stop(&fh->mpegq);
1147
1148 videobuf_mmap_free(&fh->mpegq);
1149 file->private_data = NULL;
1150 kfree(fh);
1151
1152 /* Make sure we release the hardware */
1153 dev = cx8802_get_device(inode);
1154 if (dev == NULL)
1155 return -ENODEV;
1156
1157 drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
1158 if (drv)
1159 drv->request_release(drv);
1160
1161 return 0;
1162 }
1163
1164 static ssize_t
1165 mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1166 {
1167 struct cx8802_fh *fh = file->private_data;
1168
1169 return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
1170 file->f_flags & O_NONBLOCK);
1171 }
1172
1173 static unsigned int
1174 mpeg_poll(struct file *file, struct poll_table_struct *wait)
1175 {
1176 struct cx8802_fh *fh = file->private_data;
1177
1178 return videobuf_poll_stream(file, &fh->mpegq, wait);
1179 }
1180
1181 static int
1182 mpeg_mmap(struct file *file, struct vm_area_struct * vma)
1183 {
1184 struct cx8802_fh *fh = file->private_data;
1185
1186 return videobuf_mmap_mapper(&fh->mpegq, vma);
1187 }
1188
1189 static const struct file_operations mpeg_fops =
1190 {
1191 .owner = THIS_MODULE,
1192 .open = mpeg_open,
1193 .release = mpeg_release,
1194 .read = mpeg_read,
1195 .poll = mpeg_poll,
1196 .mmap = mpeg_mmap,
1197 .ioctl = video_ioctl2,
1198 .llseek = no_llseek,
1199 };
1200
1201 static struct video_device cx8802_mpeg_template =
1202 {
1203 .name = "cx8802",
1204 .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES|VID_TYPE_MPEG_ENCODER,
1205 .fops = &mpeg_fops,
1206 .minor = -1,
1207 .vidioc_querymenu = vidioc_querymenu,
1208 .vidioc_querycap = vidioc_querycap,
1209 .vidioc_enum_fmt_cap = vidioc_enum_fmt_cap,
1210 .vidioc_g_fmt_cap = vidioc_g_fmt_cap,
1211 .vidioc_try_fmt_cap = vidioc_try_fmt_cap,
1212 .vidioc_s_fmt_cap = vidioc_s_fmt_cap,
1213 .vidioc_reqbufs = vidioc_reqbufs,
1214 .vidioc_querybuf = vidioc_querybuf,
1215 .vidioc_qbuf = vidioc_qbuf,
1216 .vidioc_dqbuf = vidioc_dqbuf,
1217 .vidioc_streamon = vidioc_streamon,
1218 .vidioc_streamoff = vidioc_streamoff,
1219 .vidioc_g_mpegcomp = vidioc_g_mpegcomp,
1220 .vidioc_s_mpegcomp = vidioc_s_mpegcomp,
1221 .vidioc_g_ext_ctrls = vidioc_g_ext_ctrls,
1222 .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls,
1223 .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls,
1224 .vidioc_s_frequency = vidioc_s_frequency,
1225 .vidioc_log_status = vidioc_log_status,
1226 .vidioc_queryctrl = vidioc_queryctrl,
1227 .vidioc_enum_input = vidioc_enum_input,
1228 .vidioc_g_ctrl = vidioc_g_ctrl,
1229 .vidioc_s_ctrl = vidioc_s_ctrl,
1230 .vidioc_g_frequency = vidioc_g_frequency,
1231 .vidioc_g_input = vidioc_g_input,
1232 .vidioc_s_input = vidioc_s_input,
1233 .vidioc_g_tuner = vidioc_g_tuner,
1234 .vidioc_s_tuner = vidioc_s_tuner,
1235 .vidioc_s_std = vidioc_s_std,
1236 .tvnorms = CX88_NORMS,
1237 .current_norm = V4L2_STD_NTSC_M,
1238 };
1239
1240 /* ------------------------------------------------------------------ */
1241
1242 /* The CX8802 MPEG API will call this when we can use the hardware */
1243 static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv)
1244 {
1245 struct cx88_core *core = drv->core;
1246 int err = 0;
1247
1248 switch (core->boardnr) {
1249 case CX88_BOARD_HAUPPAUGE_HVR1300:
1250 /* By default, core setup will leave the cx22702 out of reset, on the bus.
1251 * We left the hardware on power up with the cx22702 active.
1252 * We're being given access to re-arrange the GPIOs.
1253 * Take the bus off the cx22702 and put the cx23416 on it.
1254 */
1255 cx_clear(MO_GP0_IO, 0x00000080); /* cx22702 in reset */
1256 cx_set(MO_GP0_IO, 0x00000004); /* Disable the cx22702 */
1257 break;
1258 default:
1259 err = -ENODEV;
1260 }
1261 return err;
1262 }
1263
1264 /* The CX8802 MPEG API will call this when we need to release the hardware */
1265 static int cx8802_blackbird_advise_release(struct cx8802_driver *drv)
1266 {
1267 struct cx88_core *core = drv->core;
1268 int err = 0;
1269
1270 switch (core->boardnr) {
1271 case CX88_BOARD_HAUPPAUGE_HVR1300:
1272 /* Exit leaving the cx23416 on the bus */
1273 break;
1274 default:
1275 err = -ENODEV;
1276 }
1277 return err;
1278 }
1279
1280 static void blackbird_unregister_video(struct cx8802_dev *dev)
1281 {
1282 if (dev->mpeg_dev) {
1283 if (-1 != dev->mpeg_dev->minor)
1284 video_unregister_device(dev->mpeg_dev);
1285 else
1286 video_device_release(dev->mpeg_dev);
1287 dev->mpeg_dev = NULL;
1288 }
1289 }
1290
1291 static int blackbird_register_video(struct cx8802_dev *dev)
1292 {
1293 int err;
1294
1295 dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
1296 &cx8802_mpeg_template,"mpeg");
1297 err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
1298 if (err < 0) {
1299 printk(KERN_INFO "%s/2: can't register mpeg device\n",
1300 dev->core->name);
1301 return err;
1302 }
1303 printk(KERN_INFO "%s/2: registered device video%d [mpeg]\n",
1304 dev->core->name,dev->mpeg_dev->minor & 0x1f);
1305 return 0;
1306 }
1307
1308 /* ----------------------------------------------------------- */
1309
1310 static int cx8802_blackbird_probe(struct cx8802_driver *drv)
1311 {
1312 struct cx88_core *core = drv->core;
1313 struct cx8802_dev *dev = core->dvbdev;
1314 int err;
1315
1316 dprintk( 1, "%s\n", __FUNCTION__);
1317 dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
1318 core->boardnr,
1319 core->name,
1320 core->pci_bus,
1321 core->pci_slot);
1322
1323 err = -ENODEV;
1324 if (!(core->board.mpeg & CX88_MPEG_BLACKBIRD))
1325 goto fail_core;
1326
1327 dev->width = 720;
1328 dev->height = 576;
1329 cx2341x_fill_defaults(&dev->params);
1330 dev->params.port = CX2341X_PORT_STREAMING;
1331
1332 cx8802_mpeg_template.current_norm = core->tvnorm;
1333
1334 if (core->tvnorm & V4L2_STD_525_60) {
1335 dev->height = 480;
1336 } else {
1337 dev->height = 576;
1338 }
1339
1340 /* blackbird stuff */
1341 printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
1342 core->name);
1343 host_setup(dev->core);
1344
1345 blackbird_register_video(dev);
1346
1347 /* initial device configuration: needed ? */
1348 mutex_lock(&dev->core->lock);
1349 // init_controls(core);
1350 cx88_set_tvnorm(core,core->tvnorm);
1351 cx88_video_mux(core,0);
1352 mutex_unlock(&dev->core->lock);
1353
1354 return 0;
1355
1356 fail_core:
1357 return err;
1358 }
1359
1360 static int cx8802_blackbird_remove(struct cx8802_driver *drv)
1361 {
1362 /* blackbird */
1363 blackbird_unregister_video(drv->core->dvbdev);
1364
1365 return 0;
1366 }
1367
1368 static struct cx8802_driver cx8802_blackbird_driver = {
1369 .type_id = CX88_MPEG_BLACKBIRD,
1370 .hw_access = CX8802_DRVCTL_SHARED,
1371 .probe = cx8802_blackbird_probe,
1372 .remove = cx8802_blackbird_remove,
1373 .advise_acquire = cx8802_blackbird_advise_acquire,
1374 .advise_release = cx8802_blackbird_advise_release,
1375 };
1376
1377 static int blackbird_init(void)
1378 {
1379 printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
1380 (CX88_VERSION_CODE >> 16) & 0xff,
1381 (CX88_VERSION_CODE >> 8) & 0xff,
1382 CX88_VERSION_CODE & 0xff);
1383 #ifdef SNAPSHOT
1384 printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
1385 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1386 #endif
1387 return cx8802_register_driver(&cx8802_blackbird_driver);
1388 }
1389
1390 static void blackbird_fini(void)
1391 {
1392 cx8802_unregister_driver(&cx8802_blackbird_driver);
1393 }
1394
1395 module_init(blackbird_init);
1396 module_exit(blackbird_fini);
1397
1398 module_param_named(video_debug,cx8802_mpeg_template.debug, int, 0644);
1399 MODULE_PARM_DESC(debug,"enable debug messages [video]");
1400
1401 /* ----------------------------------------------------------- */
1402 /*
1403 * Local variables:
1404 * c-basic-offset: 8
1405 * End:
1406 * 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
1407 */
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