9f02715b4e153858d5a2b3eebc69c329da79547b
[linux-2.6.git] / drivers / media / video / cx88 / cx88-blackbird.c
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://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 <linux/smp_lock.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         int minor = video_devdata(file)->minor;
1052         struct cx8802_dev *dev = NULL;
1053         struct cx8802_fh *fh;
1054         struct cx8802_driver *drv = NULL;
1055         int err;
1056
1057         lock_kernel();
1058         dev = cx8802_get_device(minor);
1059
1060         dprintk( 1, "%s\n", __func__);
1061
1062         if (dev == NULL) {
1063                 unlock_kernel();
1064                 return -ENODEV;
1065         }
1066
1067         /* Make sure we can acquire the hardware */
1068         drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
1069         if (drv) {
1070                 err = drv->request_acquire(drv);
1071                 if(err != 0) {
1072                         dprintk(1,"%s: Unable to acquire hardware, %d\n", __func__, err);
1073                         unlock_kernel();
1074                         return err;
1075                 }
1076         }
1077
1078         if (!atomic_read(&dev->core->mpeg_users) && blackbird_initialize_codec(dev) < 0) {
1079                 if (drv)
1080                         drv->request_release(drv);
1081                 unlock_kernel();
1082                 return -EINVAL;
1083         }
1084         dprintk(1,"open minor=%d\n",minor);
1085
1086         /* allocate + initialize per filehandle data */
1087         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1088         if (NULL == fh) {
1089                 if (drv)
1090                         drv->request_release(drv);
1091                 unlock_kernel();
1092                 return -ENOMEM;
1093         }
1094         file->private_data = fh;
1095         fh->dev      = dev;
1096
1097         videobuf_queue_sg_init(&fh->mpegq, &blackbird_qops,
1098                             &dev->pci->dev, &dev->slock,
1099                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1100                             V4L2_FIELD_INTERLACED,
1101                             sizeof(struct cx88_buffer),
1102                             fh);
1103
1104         /* FIXME: locking against other video device */
1105         cx88_set_scale(dev->core, dev->width, dev->height,
1106                         fh->mpegq.field);
1107         unlock_kernel();
1108
1109         atomic_inc(&dev->core->mpeg_users);
1110
1111         return 0;
1112 }
1113
1114 static int mpeg_release(struct file *file)
1115 {
1116         struct cx8802_fh  *fh  = file->private_data;
1117         struct cx8802_dev *dev = fh->dev;
1118         struct cx8802_driver *drv = NULL;
1119
1120         if (dev->mpeg_active && atomic_read(&dev->core->mpeg_users) == 1)
1121                 blackbird_stop_codec(dev);
1122
1123         cx8802_cancel_buffers(fh->dev);
1124         /* stop mpeg capture */
1125         videobuf_stop(&fh->mpegq);
1126
1127         videobuf_mmap_free(&fh->mpegq);
1128         file->private_data = NULL;
1129         kfree(fh);
1130
1131         /* Make sure we release the hardware */
1132         dev = cx8802_get_device(video_devdata(file)->minor);
1133         if (dev == NULL)
1134                 return -ENODEV;
1135
1136         drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
1137         if (drv)
1138                 drv->request_release(drv);
1139
1140         atomic_dec(&dev->core->mpeg_users);
1141
1142         return 0;
1143 }
1144
1145 static ssize_t
1146 mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1147 {
1148         struct cx8802_fh *fh = file->private_data;
1149         struct cx8802_dev *dev = fh->dev;
1150
1151         if (!dev->mpeg_active)
1152                 blackbird_start_codec(file, fh);
1153
1154         return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
1155                                     file->f_flags & O_NONBLOCK);
1156 }
1157
1158 static unsigned int
1159 mpeg_poll(struct file *file, struct poll_table_struct *wait)
1160 {
1161         struct cx8802_fh *fh = file->private_data;
1162         struct cx8802_dev *dev = fh->dev;
1163
1164         if (!dev->mpeg_active)
1165                 blackbird_start_codec(file, fh);
1166
1167         return videobuf_poll_stream(file, &fh->mpegq, wait);
1168 }
1169
1170 static int
1171 mpeg_mmap(struct file *file, struct vm_area_struct * vma)
1172 {
1173         struct cx8802_fh *fh = file->private_data;
1174
1175         return videobuf_mmap_mapper(&fh->mpegq, vma);
1176 }
1177
1178 static const struct v4l2_file_operations mpeg_fops =
1179 {
1180         .owner         = THIS_MODULE,
1181         .open          = mpeg_open,
1182         .release       = mpeg_release,
1183         .read          = mpeg_read,
1184         .poll          = mpeg_poll,
1185         .mmap          = mpeg_mmap,
1186         .ioctl         = video_ioctl2,
1187 };
1188
1189 static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
1190         .vidioc_querymenu     = vidioc_querymenu,
1191         .vidioc_querycap      = vidioc_querycap,
1192         .vidioc_enum_fmt_vid_cap  = vidioc_enum_fmt_vid_cap,
1193         .vidioc_g_fmt_vid_cap     = vidioc_g_fmt_vid_cap,
1194         .vidioc_try_fmt_vid_cap   = vidioc_try_fmt_vid_cap,
1195         .vidioc_s_fmt_vid_cap     = vidioc_s_fmt_vid_cap,
1196         .vidioc_reqbufs       = vidioc_reqbufs,
1197         .vidioc_querybuf      = vidioc_querybuf,
1198         .vidioc_qbuf          = vidioc_qbuf,
1199         .vidioc_dqbuf         = vidioc_dqbuf,
1200         .vidioc_streamon      = vidioc_streamon,
1201         .vidioc_streamoff     = vidioc_streamoff,
1202         .vidioc_g_ext_ctrls   = vidioc_g_ext_ctrls,
1203         .vidioc_s_ext_ctrls   = vidioc_s_ext_ctrls,
1204         .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls,
1205         .vidioc_s_frequency   = vidioc_s_frequency,
1206         .vidioc_log_status    = vidioc_log_status,
1207         .vidioc_queryctrl     = vidioc_queryctrl,
1208         .vidioc_enum_input    = vidioc_enum_input,
1209         .vidioc_g_ctrl        = vidioc_g_ctrl,
1210         .vidioc_s_ctrl        = vidioc_s_ctrl,
1211         .vidioc_g_frequency   = vidioc_g_frequency,
1212         .vidioc_g_input       = vidioc_g_input,
1213         .vidioc_s_input       = vidioc_s_input,
1214         .vidioc_g_tuner       = vidioc_g_tuner,
1215         .vidioc_s_tuner       = vidioc_s_tuner,
1216         .vidioc_s_std         = vidioc_s_std,
1217 };
1218
1219 static struct video_device cx8802_mpeg_template = {
1220         .name                 = "cx8802",
1221         .fops                 = &mpeg_fops,
1222         .ioctl_ops            = &mpeg_ioctl_ops,
1223         .minor                = -1,
1224         .tvnorms              = CX88_NORMS,
1225         .current_norm         = V4L2_STD_NTSC_M,
1226 };
1227
1228 /* ------------------------------------------------------------------ */
1229
1230 /* The CX8802 MPEG API will call this when we can use the hardware */
1231 static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv)
1232 {
1233         struct cx88_core *core = drv->core;
1234         int err = 0;
1235
1236         switch (core->boardnr) {
1237         case CX88_BOARD_HAUPPAUGE_HVR1300:
1238                 /* By default, core setup will leave the cx22702 out of reset, on the bus.
1239                  * We left the hardware on power up with the cx22702 active.
1240                  * We're being given access to re-arrange the GPIOs.
1241                  * Take the bus off the cx22702 and put the cx23416 on it.
1242                  */
1243                 /* Toggle reset on cx22702 leaving i2c active */
1244                 cx_set(MO_GP0_IO, 0x00000080);
1245                 udelay(1000);
1246                 cx_clear(MO_GP0_IO, 0x00000080);
1247                 udelay(50);
1248                 cx_set(MO_GP0_IO, 0x00000080);
1249                 udelay(1000);
1250                 /* tri-state the cx22702 pins */
1251                 cx_set(MO_GP0_IO, 0x00000004);
1252                 udelay(1000);
1253                 break;
1254         default:
1255                 err = -ENODEV;
1256         }
1257         return err;
1258 }
1259
1260 /* The CX8802 MPEG API will call this when we need to release the hardware */
1261 static int cx8802_blackbird_advise_release(struct cx8802_driver *drv)
1262 {
1263         struct cx88_core *core = drv->core;
1264         int err = 0;
1265
1266         switch (core->boardnr) {
1267         case CX88_BOARD_HAUPPAUGE_HVR1300:
1268                 /* Exit leaving the cx23416 on the bus */
1269                 break;
1270         default:
1271                 err = -ENODEV;
1272         }
1273         return err;
1274 }
1275
1276 static void blackbird_unregister_video(struct cx8802_dev *dev)
1277 {
1278         if (dev->mpeg_dev) {
1279                 if (-1 != dev->mpeg_dev->minor)
1280                         video_unregister_device(dev->mpeg_dev);
1281                 else
1282                         video_device_release(dev->mpeg_dev);
1283                 dev->mpeg_dev = NULL;
1284         }
1285 }
1286
1287 static int blackbird_register_video(struct cx8802_dev *dev)
1288 {
1289         int err;
1290
1291         dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
1292                                        &cx8802_mpeg_template,"mpeg");
1293         err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
1294         if (err < 0) {
1295                 printk(KERN_INFO "%s/2: can't register mpeg device\n",
1296                        dev->core->name);
1297                 return err;
1298         }
1299         printk(KERN_INFO "%s/2: registered device %s [mpeg]\n",
1300                dev->core->name, video_device_node_name(dev->mpeg_dev));
1301         return 0;
1302 }
1303
1304 /* ----------------------------------------------------------- */
1305
1306 static int cx8802_blackbird_probe(struct cx8802_driver *drv)
1307 {
1308         struct cx88_core *core = drv->core;
1309         struct cx8802_dev *dev = core->dvbdev;
1310         int err;
1311
1312         dprintk( 1, "%s\n", __func__);
1313         dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
1314                 core->boardnr,
1315                 core->name,
1316                 core->pci_bus,
1317                 core->pci_slot);
1318
1319         err = -ENODEV;
1320         if (!(core->board.mpeg & CX88_MPEG_BLACKBIRD))
1321                 goto fail_core;
1322
1323         dev->width = 720;
1324         dev->height = 576;
1325         cx2341x_fill_defaults(&dev->params);
1326         dev->params.port = CX2341X_PORT_STREAMING;
1327
1328         cx8802_mpeg_template.current_norm = core->tvnorm;
1329
1330         if (core->tvnorm & V4L2_STD_525_60) {
1331                 dev->height = 480;
1332         } else {
1333                 dev->height = 576;
1334         }
1335
1336         /* blackbird stuff */
1337         printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
1338                core->name);
1339         host_setup(dev->core);
1340
1341         blackbird_initialize_codec(dev);
1342         blackbird_register_video(dev);
1343
1344         /* initial device configuration: needed ? */
1345         mutex_lock(&dev->core->lock);
1346 //      init_controls(core);
1347         cx88_set_tvnorm(core,core->tvnorm);
1348         cx88_video_mux(core,0);
1349         mutex_unlock(&dev->core->lock);
1350
1351         return 0;
1352
1353  fail_core:
1354         return err;
1355 }
1356
1357 static int cx8802_blackbird_remove(struct cx8802_driver *drv)
1358 {
1359         /* blackbird */
1360         blackbird_unregister_video(drv->core->dvbdev);
1361
1362         return 0;
1363 }
1364
1365 static struct cx8802_driver cx8802_blackbird_driver = {
1366         .type_id        = CX88_MPEG_BLACKBIRD,
1367         .hw_access      = CX8802_DRVCTL_SHARED,
1368         .probe          = cx8802_blackbird_probe,
1369         .remove         = cx8802_blackbird_remove,
1370         .advise_acquire = cx8802_blackbird_advise_acquire,
1371         .advise_release = cx8802_blackbird_advise_release,
1372 };
1373
1374 static int __init blackbird_init(void)
1375 {
1376         printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
1377                (CX88_VERSION_CODE >> 16) & 0xff,
1378                (CX88_VERSION_CODE >>  8) & 0xff,
1379                CX88_VERSION_CODE & 0xff);
1380 #ifdef SNAPSHOT
1381         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
1382                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1383 #endif
1384         return cx8802_register_driver(&cx8802_blackbird_driver);
1385 }
1386
1387 static void __exit blackbird_fini(void)
1388 {
1389         cx8802_unregister_driver(&cx8802_blackbird_driver);
1390 }
1391
1392 module_init(blackbird_init);
1393 module_exit(blackbird_fini);
1394
1395 module_param_named(video_debug,cx8802_mpeg_template.debug, int, 0644);
1396 MODULE_PARM_DESC(debug,"enable debug messages [video]");
1397
1398 /* ----------------------------------------------------------- */
1399 /*
1400  * Local variables:
1401  * c-basic-offset: 8
1402  * End:
1403  * 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
1404  */