Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild
[linux-2.6] / 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.8m.com>
7  *    (c) 2004 Gerd Knorr <kraxel@bytesex.org>
8  *
9  *  Includes parts from the ivtv driver( http://ivtv.sourceforge.net/),
10  *
11  *  This program is free software; you can redistribute it and/or modify
12  *  it under the terms of the GNU General Public License as published by
13  *  the Free Software Foundation; either version 2 of the License, or
14  *  (at your option) any later version.
15  *
16  *  This program is distributed in the hope that it will be useful,
17  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
18  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  *  GNU General Public License for more details.
20  *
21  *  You should have received a copy of the GNU General Public License
22  *  along with this program; if not, write to the Free Software
23  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24  */
25
26 #include <linux/module.h>
27 #include <linux/moduleparam.h>
28 #include <linux/init.h>
29 #include <linux/fs.h>
30 #include <linux/delay.h>
31 #include <linux/device.h>
32 #include <linux/firmware.h>
33 #include <media/v4l2-common.h>
34 #include <media/cx2341x.h>
35
36 #include "cx88.h"
37
38 MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
39 MODULE_AUTHOR("Jelle Foks <jelle@foks.8m.com>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
40 MODULE_LICENSE("GPL");
41
42 static unsigned int mpegbufs = 32;
43 module_param(mpegbufs,int,0644);
44 MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
45
46 static unsigned int debug = 0;
47 module_param(debug,int,0644);
48 MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
49
50 #define dprintk(level,fmt, arg...)      if (debug >= level) \
51         printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg)
52
53 static LIST_HEAD(cx8802_devlist);
54
55 /* ------------------------------------------------------------------ */
56
57 #define BLACKBIRD_FIRM_IMAGE_SIZE 256*1024
58
59 /* defines below are from ivtv-driver.h */
60
61 #define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
62
63 /* Firmware API commands */
64 #define IVTV_API_STD_TIMEOUT 500
65
66 enum blackbird_capture_type {
67         BLACKBIRD_MPEG_CAPTURE,
68         BLACKBIRD_RAW_CAPTURE,
69         BLACKBIRD_RAW_PASSTHRU_CAPTURE
70 };
71 enum blackbird_capture_bits {
72         BLACKBIRD_RAW_BITS_NONE             = 0x00,
73         BLACKBIRD_RAW_BITS_YUV_CAPTURE      = 0x01,
74         BLACKBIRD_RAW_BITS_PCM_CAPTURE      = 0x02,
75         BLACKBIRD_RAW_BITS_VBI_CAPTURE      = 0x04,
76         BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
77         BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE  = 0x10
78 };
79 enum blackbird_capture_end {
80         BLACKBIRD_END_AT_GOP, /* stop at the end of gop, generate irq */
81         BLACKBIRD_END_NOW, /* stop immediately, no irq */
82 };
83 enum blackbird_framerate {
84         BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
85         BLACKBIRD_FRAMERATE_PAL_25   /* PAL: 25fps */
86 };
87 enum blackbird_stream_port {
88         BLACKBIRD_OUTPUT_PORT_MEMORY,
89         BLACKBIRD_OUTPUT_PORT_STREAMING,
90         BLACKBIRD_OUTPUT_PORT_SERIAL
91 };
92 enum blackbird_data_xfer_status {
93         BLACKBIRD_MORE_BUFFERS_FOLLOW,
94         BLACKBIRD_LAST_BUFFER,
95 };
96 enum blackbird_picture_mask {
97         BLACKBIRD_PICTURE_MASK_NONE,
98         BLACKBIRD_PICTURE_MASK_I_FRAMES,
99         BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3,
100         BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7,
101 };
102 enum blackbird_vbi_mode_bits {
103         BLACKBIRD_VBI_BITS_SLICED,
104         BLACKBIRD_VBI_BITS_RAW,
105 };
106 enum blackbird_vbi_insertion_bits {
107         BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
108         BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
109         BLACKBIRD_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
110         BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
111         BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
112 };
113 enum blackbird_dma_unit {
114         BLACKBIRD_DMA_BYTES,
115         BLACKBIRD_DMA_FRAMES,
116 };
117 enum blackbird_dma_transfer_status_bits {
118         BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01,
119         BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04,
120         BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
121 };
122 enum blackbird_pause {
123         BLACKBIRD_PAUSE_ENCODING,
124         BLACKBIRD_RESUME_ENCODING,
125 };
126 enum blackbird_copyright {
127         BLACKBIRD_COPYRIGHT_OFF,
128         BLACKBIRD_COPYRIGHT_ON,
129 };
130 enum blackbird_notification_type {
131         BLACKBIRD_NOTIFICATION_REFRESH,
132 };
133 enum blackbird_notification_status {
134         BLACKBIRD_NOTIFICATION_OFF,
135         BLACKBIRD_NOTIFICATION_ON,
136 };
137 enum blackbird_notification_mailbox {
138         BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1,
139 };
140 enum blackbird_field1_lines {
141         BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */
142         BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */
143         BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */
144 };
145 enum blackbird_field2_lines {
146         BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */
147         BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */
148         BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */
149 };
150 enum blackbird_custom_data_type {
151         BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
152         BLACKBIRD_CUSTOM_PRIVATE_PACKET,
153 };
154 enum blackbird_mute {
155         BLACKBIRD_UNMUTE,
156         BLACKBIRD_MUTE,
157 };
158 enum blackbird_mute_video_mask {
159         BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00,
160         BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000,
161         BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000,
162 };
163 enum blackbird_mute_video_shift {
164         BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8,
165         BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16,
166         BLACKBIRD_MUTE_VIDEO_Y_SHIFT = 24,
167 };
168
169 /* Registers */
170 #define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8 /*| IVTV_REG_OFFSET*/)
171 #define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC /*| IVTV_REG_OFFSET*/)
172 #define IVTV_REG_SPU (0x9050 /*| IVTV_REG_OFFSET*/)
173 #define IVTV_REG_HW_BLOCKS (0x9054 /*| IVTV_REG_OFFSET*/)
174 #define IVTV_REG_VPU (0x9058 /*| IVTV_REG_OFFSET*/)
175 #define IVTV_REG_APU (0xA064 /*| IVTV_REG_OFFSET*/)
176
177 /* ------------------------------------------------------------------ */
178
179 static void host_setup(struct cx88_core *core)
180 {
181         /* toggle reset of the host */
182         cx_write(MO_GPHST_SOFT_RST, 1);
183         udelay(100);
184         cx_write(MO_GPHST_SOFT_RST, 0);
185         udelay(100);
186
187         /* host port setup */
188         cx_write(MO_GPHST_WSC, 0x44444444U);
189         cx_write(MO_GPHST_XFR, 0);
190         cx_write(MO_GPHST_WDTH, 15);
191         cx_write(MO_GPHST_HDSHK, 0);
192         cx_write(MO_GPHST_MUX16, 0x44448888U);
193         cx_write(MO_GPHST_MODE, 0);
194 }
195
196 /* ------------------------------------------------------------------ */
197
198 #define P1_MDATA0 0x390000
199 #define P1_MDATA1 0x390001
200 #define P1_MDATA2 0x390002
201 #define P1_MDATA3 0x390003
202 #define P1_MADDR2 0x390004
203 #define P1_MADDR1 0x390005
204 #define P1_MADDR0 0x390006
205 #define P1_RDATA0 0x390008
206 #define P1_RDATA1 0x390009
207 #define P1_RDATA2 0x39000A
208 #define P1_RDATA3 0x39000B
209 #define P1_RADDR0 0x39000C
210 #define P1_RADDR1 0x39000D
211 #define P1_RRDWR  0x39000E
212
213 static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state)
214 {
215         unsigned long timeout = jiffies + msecs_to_jiffies(1);
216         u32 gpio0,need;
217
218         need = state ? 2 : 0;
219         for (;;) {
220                 gpio0 = cx_read(MO_GP0_IO) & 2;
221                 if (need == gpio0)
222                         return 0;
223                 if (time_after(jiffies,timeout))
224                         return -1;
225                 udelay(1);
226         }
227 }
228
229 static int memory_write(struct cx88_core *core, u32 address, u32 value)
230 {
231         /* Warning: address is dword address (4 bytes) */
232         cx_writeb(P1_MDATA0, (unsigned int)value);
233         cx_writeb(P1_MDATA1, (unsigned int)(value >> 8));
234         cx_writeb(P1_MDATA2, (unsigned int)(value >> 16));
235         cx_writeb(P1_MDATA3, (unsigned int)(value >> 24));
236         cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) | 0x40);
237         cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
238         cx_writeb(P1_MADDR0, (unsigned int)address);
239         cx_read(P1_MDATA0);
240         cx_read(P1_MADDR0);
241
242         return wait_ready_gpio0_bit1(core,1);
243 }
244
245 static int memory_read(struct cx88_core *core, u32 address, u32 *value)
246 {
247         int retval;
248         u32 val;
249
250         /* Warning: address is dword address (4 bytes) */
251         cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) & ~0xC0);
252         cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
253         cx_writeb(P1_MADDR0, (unsigned int)address);
254         cx_read(P1_MADDR0);
255
256         retval = wait_ready_gpio0_bit1(core,1);
257
258         cx_writeb(P1_MDATA3, 0);
259         val     = (unsigned char)cx_read(P1_MDATA3) << 24;
260         cx_writeb(P1_MDATA2, 0);
261         val    |= (unsigned char)cx_read(P1_MDATA2) << 16;
262         cx_writeb(P1_MDATA1, 0);
263         val    |= (unsigned char)cx_read(P1_MDATA1) << 8;
264         cx_writeb(P1_MDATA0, 0);
265         val    |= (unsigned char)cx_read(P1_MDATA0);
266
267         *value  = val;
268         return retval;
269 }
270
271 static int register_write(struct cx88_core *core, u32 address, u32 value)
272 {
273         cx_writeb(P1_RDATA0, (unsigned int)value);
274         cx_writeb(P1_RDATA1, (unsigned int)(value >> 8));
275         cx_writeb(P1_RDATA2, (unsigned int)(value >> 16));
276         cx_writeb(P1_RDATA3, (unsigned int)(value >> 24));
277         cx_writeb(P1_RADDR0, (unsigned int)address);
278         cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
279         cx_writeb(P1_RRDWR, 1);
280         cx_read(P1_RDATA0);
281         cx_read(P1_RADDR0);
282
283         return wait_ready_gpio0_bit1(core,1);
284 }
285
286
287 static int register_read(struct cx88_core *core, u32 address, u32 *value)
288 {
289         int retval;
290         u32 val;
291
292         cx_writeb(P1_RADDR0, (unsigned int)address);
293         cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
294         cx_writeb(P1_RRDWR, 0);
295         cx_read(P1_RADDR0);
296
297         retval  = wait_ready_gpio0_bit1(core,1);
298         val     = (unsigned char)cx_read(P1_RDATA0);
299         val    |= (unsigned char)cx_read(P1_RDATA1) << 8;
300         val    |= (unsigned char)cx_read(P1_RDATA2) << 16;
301         val    |= (unsigned char)cx_read(P1_RDATA3) << 24;
302
303         *value  = val;
304         return retval;
305 }
306
307 /* ------------------------------------------------------------------ */
308
309 static int blackbird_mbox_func(void *priv, int command, int in, int out, u32 data[CX2341X_MBOX_MAX_DATA])
310 {
311         struct cx8802_dev *dev = priv;
312         unsigned long timeout;
313         u32 value, flag, retval;
314         int i;
315
316         dprintk(1,"%s: 0x%X\n", __FUNCTION__, command);
317
318         /* this may not be 100% safe if we can't read any memory location
319            without side effects */
320         memory_read(dev->core, dev->mailbox - 4, &value);
321         if (value != 0x12345678) {
322                 dprintk(0, "Firmware and/or mailbox pointer not initialized or corrupted\n");
323                 return -1;
324         }
325
326         memory_read(dev->core, dev->mailbox, &flag);
327         if (flag) {
328                 dprintk(0, "ERROR: Mailbox appears to be in use (%x)\n", flag);
329                 return -1;
330         }
331
332         flag |= 1; /* tell 'em we're working on it */
333         memory_write(dev->core, dev->mailbox, flag);
334
335         /* write command + args + fill remaining with zeros */
336         memory_write(dev->core, dev->mailbox + 1, command); /* command code */
337         memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */
338         for (i = 0; i < in; i++) {
339                 memory_write(dev->core, dev->mailbox + 4 + i, data[i]);
340                 dprintk(1, "API Input %d = %d\n", i, data[i]);
341         }
342         for (; i < CX2341X_MBOX_MAX_DATA; i++)
343                 memory_write(dev->core, dev->mailbox + 4 + i, 0);
344
345         flag |= 3; /* tell 'em we're done writing */
346         memory_write(dev->core, dev->mailbox, flag);
347
348         /* wait for firmware to handle the API command */
349         timeout = jiffies + msecs_to_jiffies(10);
350         for (;;) {
351                 memory_read(dev->core, dev->mailbox, &flag);
352                 if (0 != (flag & 4))
353                         break;
354                 if (time_after(jiffies,timeout)) {
355                         dprintk(0, "ERROR: API Mailbox timeout\n");
356                         return -1;
357                 }
358                 udelay(10);
359         }
360
361         /* read output values */
362         for (i = 0; i < out; i++) {
363                 memory_read(dev->core, dev->mailbox + 4 + i, data + i);
364                 dprintk(1, "API Output %d = %d\n", i, data[i]);
365         }
366
367         memory_read(dev->core, dev->mailbox + 2, &retval);
368         dprintk(1, "API result = %d\n",retval);
369
370         flag = 0;
371         memory_write(dev->core, dev->mailbox, flag);
372         return retval;
373 }
374 /* ------------------------------------------------------------------ */
375
376 /* We don't need to call the API often, so using just one mailbox will probably suffice */
377 static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
378                              u32 inputcnt, u32 outputcnt, ...)
379 {
380         u32 data[CX2341X_MBOX_MAX_DATA];
381         va_list vargs;
382         int i, err;
383
384         va_start(vargs, outputcnt);
385
386         for (i = 0; i < inputcnt; i++) {
387                 data[i] = va_arg(vargs, int);
388         }
389         err = blackbird_mbox_func(dev, command, inputcnt, outputcnt, data);
390         for (i = 0; i < outputcnt; i++) {
391                 int *vptr = va_arg(vargs, int *);
392                 *vptr = data[i];
393         }
394         va_end(vargs);
395         return err;
396 }
397
398 static int blackbird_find_mailbox(struct cx8802_dev *dev)
399 {
400         u32 signature[4]={0x12345678, 0x34567812, 0x56781234, 0x78123456};
401         int signaturecnt=0;
402         u32 value;
403         int i;
404
405         for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) {
406                 memory_read(dev->core, i, &value);
407                 if (value == signature[signaturecnt])
408                         signaturecnt++;
409                 else
410                         signaturecnt = 0;
411                 if (4 == signaturecnt) {
412                         dprintk(1, "Mailbox signature found\n");
413                         return i+1;
414                 }
415         }
416         dprintk(0, "Mailbox signature values not found!\n");
417         return -1;
418 }
419
420 static int blackbird_load_firmware(struct cx8802_dev *dev)
421 {
422         static const unsigned char magic[8] = {
423                 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
424         };
425         const struct firmware *firmware;
426         int i, retval = 0;
427         u32 value = 0;
428         u32 checksum = 0;
429         u32 *dataptr;
430
431         retval  = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED);
432         retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
433         retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH, 0x80000640);
434         retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
435         msleep(1);
436         retval |= register_write(dev->core, IVTV_REG_APU, 0);
437
438         if (retval < 0)
439                 dprintk(0, "Error with register_write\n");
440
441         retval = request_firmware(&firmware, CX2341X_FIRM_ENC_FILENAME,
442                                   &dev->pci->dev);
443
444
445         if (retval != 0) {
446                 dprintk(0, "ERROR: Hotplug firmware request failed (%s).\n",
447                         CX2341X_FIRM_ENC_FILENAME);
448                 dprintk(0, "Please fix your hotplug setup, the board will "
449                         "not work without firmware loaded!\n");
450                 return -1;
451         }
452
453         if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
454                 dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
455                         firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
456                 return -1;
457         }
458
459         if (0 != memcmp(firmware->data, magic, 8)) {
460                 dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
461                 return -1;
462         }
463
464         /* transfer to the chip */
465         dprintk(1,"Loading firmware ...\n");
466         dataptr = (u32*)firmware->data;
467         for (i = 0; i < (firmware->size >> 2); i++) {
468                 value = *dataptr;
469                 checksum += ~value;
470                 memory_write(dev->core, i, value);
471                 dataptr++;
472         }
473
474         /* read back to verify with the checksum */
475         for (i--; i >= 0; i--) {
476                 memory_read(dev->core, i, &value);
477                 checksum -= ~value;
478         }
479         if (checksum) {
480                 dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
481                 return -1;
482         }
483         release_firmware(firmware);
484         dprintk(0, "Firmware upload successful.\n");
485
486         retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
487         retval |= register_read(dev->core, IVTV_REG_SPU, &value);
488         retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
489         msleep(1);
490
491         retval |= register_read(dev->core, IVTV_REG_VPU, &value);
492         retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
493
494         if (retval < 0)
495                 dprintk(0, "Error with register_write\n");
496         return 0;
497 }
498
499 /**
500  Settings used by the windows tv app for PVR2000:
501 =================================================================================================================
502 Profile | Codec | Resolution | CBR/VBR | Video Qlty   | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
503 -----------------------------------------------------------------------------------------------------------------
504 MPEG-1  | MPEG1 | 352x288PAL | (CBR)   | 1000:Optimal | 2000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
505 MPEG-2  | MPEG2 | 720x576PAL | VBR     | 600 :Good    | 4000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
506 VCD     | MPEG1 | 352x288PAL | (CBR)   | 1000:Optimal | 1150 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
507 DVD     | MPEG2 | 720x576PAL | VBR     | 600 :Good    | 6000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
508 DB* DVD | MPEG2 | 720x576PAL | CBR     | 600 :Good    | 6000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
509 =================================================================================================================
510 *DB: "DirectBurn"
511 */
512
513 static void blackbird_codec_settings(struct cx8802_dev *dev)
514 {
515         /* assign frame size */
516         blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
517                                 dev->height, dev->width);
518
519         dev->params.width = dev->width;
520         dev->params.height = dev->height;
521         dev->params.is_50hz = (dev->core->tvnorm->id & V4L2_STD_625_50) != 0;
522
523         cx2341x_update(dev, blackbird_mbox_func, NULL, &dev->params);
524 }
525
526 static struct v4l2_mpeg_compression default_mpeg_params = {
527         .st_type          = V4L2_MPEG_PS_2,
528         .st_bitrate       = {
529                 .mode     = V4L2_BITRATE_CBR,
530                 .min      = 0,
531                 .target   = 0,
532                 .max      = 0
533         },
534         .ts_pid_pmt       = 16,
535         .ts_pid_audio     = 260,
536         .ts_pid_video     = 256,
537         .ts_pid_pcr       = 259,
538         .ps_size          = 0,
539         .au_type          = V4L2_MPEG_AU_2_II,
540         .au_bitrate       = {
541                 .mode     = V4L2_BITRATE_CBR,
542                 .min      = 224,
543                 .target   = 224,
544                 .max      = 224
545         },
546         .au_sample_rate    = 48000,
547         .au_pesid          = 0,
548         .vi_type           = V4L2_MPEG_VI_2,
549         .vi_aspect_ratio   = V4L2_MPEG_ASPECT_4_3,
550         .vi_bitrate        = {
551                 .mode      = V4L2_BITRATE_CBR,
552                 .min       = 4000,
553                 .target    = 4500,
554                 .max       = 6000
555         },
556         .vi_frame_rate     = 25,
557         .vi_frames_per_gop = 12,
558         .vi_bframes_count  = 2,
559         .vi_pesid          = 0,
560         .closed_gops       = 1,
561         .pulldown          = 0
562 };
563
564 static int blackbird_initialize_codec(struct cx8802_dev *dev)
565 {
566         struct cx88_core *core = dev->core;
567         int version;
568         int retval;
569
570         dprintk(1,"Initialize codec\n");
571         retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
572         if (retval < 0) {
573                 /* ping was not successful, reset and upload firmware */
574                 cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
575                 msleep(1);
576                 cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
577                 msleep(1);
578                 retval = blackbird_load_firmware(dev);
579                 if (retval < 0)
580                         return retval;
581
582                 dev->mailbox = blackbird_find_mailbox(dev);
583                 if (dev->mailbox < 0)
584                         return -1;
585
586                 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
587                 if (retval < 0) {
588                         dprintk(0, "ERROR: Firmware ping failed!\n");
589                         return -1;
590                 }
591
592                 retval = blackbird_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1, &version);
593                 if (retval < 0) {
594                         dprintk(0, "ERROR: Firmware get encoder version failed!\n");
595                         return -1;
596                 }
597                 dprintk(0, "Firmware version is 0x%08x\n", version);
598         }
599         msleep(1);
600
601         cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
602         cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
603         cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
604         cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
605
606         blackbird_codec_settings(dev);
607         msleep(1);
608
609         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xef, 0xef);
610            blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xf0, 0xf0);
611            blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0x180, 0x180); */
612         blackbird_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
613                         BLACKBIRD_FIELD1_SAA7115,
614                         BLACKBIRD_FIELD2_SAA7115
615                 );
616
617         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_PLACEHOLDER, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); */
618         blackbird_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
619                         BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
620                         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
621
622         /* initialize the video input */
623         blackbird_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
624
625         msleep(1);
626
627         blackbird_api_cmd(dev, CX2341X_ENC_MUTE_VIDEO, 1, 0, BLACKBIRD_UNMUTE);
628         msleep(1);
629         blackbird_api_cmd(dev, CX2341X_ENC_MUTE_AUDIO, 1, 0, BLACKBIRD_UNMUTE);
630         msleep(1);
631
632         /* start capturing to the host interface */
633         /* blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0, 0, 0x13); */
634         blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
635                         BLACKBIRD_MPEG_CAPTURE,
636                         BLACKBIRD_RAW_BITS_NONE
637                 );
638         msleep(10);
639
640         blackbird_api_cmd(dev, CX2341X_ENC_REFRESH_INPUT, 0,0);
641         return 0;
642 }
643
644 /* ------------------------------------------------------------------ */
645
646 static int bb_buf_setup(struct videobuf_queue *q,
647                         unsigned int *count, unsigned int *size)
648 {
649         struct cx8802_fh *fh = q->priv_data;
650
651         fh->dev->ts_packet_size  = 188 * 4; /* was: 512 */
652         fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
653
654         *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
655         *count = fh->dev->ts_packet_count;
656         return 0;
657 }
658
659 static int
660 bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
661                enum v4l2_field field)
662 {
663         struct cx8802_fh *fh = q->priv_data;
664         return cx8802_buf_prepare(q, fh->dev, (struct cx88_buffer*)vb, field);
665 }
666
667 static void
668 bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
669 {
670         struct cx8802_fh *fh = q->priv_data;
671         cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
672 }
673
674 static void
675 bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
676 {
677         cx88_free_buffer(q, (struct cx88_buffer*)vb);
678 }
679
680 static struct videobuf_queue_ops blackbird_qops = {
681         .buf_setup    = bb_buf_setup,
682         .buf_prepare  = bb_buf_prepare,
683         .buf_queue    = bb_buf_queue,
684         .buf_release  = bb_buf_release,
685 };
686
687 /* ------------------------------------------------------------------ */
688
689 static int mpeg_do_ioctl(struct inode *inode, struct file *file,
690                          unsigned int cmd, void *arg)
691 {
692         struct cx8802_fh  *fh  = file->private_data;
693         struct cx8802_dev *dev = fh->dev;
694         struct cx88_core  *core = dev->core;
695
696         if (debug > 1)
697                 v4l_print_ioctl(core->name,cmd);
698
699         switch (cmd) {
700
701         /* --- capabilities ------------------------------------------ */
702         case VIDIOC_QUERYCAP:
703         {
704                 struct v4l2_capability *cap = arg;
705
706                 memset(cap,0,sizeof(*cap));
707                 strcpy(cap->driver, "cx88_blackbird");
708                 strlcpy(cap->card, cx88_boards[core->board].name,sizeof(cap->card));
709                 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
710                 cap->version = CX88_VERSION_CODE;
711                 cap->capabilities =
712                         V4L2_CAP_VIDEO_CAPTURE |
713                         V4L2_CAP_READWRITE     |
714                         V4L2_CAP_STREAMING     |
715                         0;
716                 if (UNSET != core->tuner_type)
717                         cap->capabilities |= V4L2_CAP_TUNER;
718
719                 return 0;
720         }
721
722         /* --- capture ioctls ---------------------------------------- */
723         case VIDIOC_ENUM_FMT:
724         {
725                 struct v4l2_fmtdesc *f = arg;
726                 int index;
727
728                 index = f->index;
729                 if (index != 0)
730                         return -EINVAL;
731
732                 memset(f,0,sizeof(*f));
733                 f->index = index;
734                 strlcpy(f->description, "MPEG", sizeof(f->description));
735                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
736                 f->pixelformat = V4L2_PIX_FMT_MPEG;
737                 return 0;
738         }
739         case VIDIOC_G_FMT:
740         {
741                 struct v4l2_format *f = arg;
742
743                 memset(f,0,sizeof(*f));
744                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
745                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
746                 f->fmt.pix.bytesperline = 0;
747                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
748                 f->fmt.pix.colorspace   = 0;
749                 f->fmt.pix.width        = dev->width;
750                 f->fmt.pix.height       = dev->height;
751                 f->fmt.pix.field        = fh->mpegq.field;
752                 dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
753                         dev->width, dev->height, fh->mpegq.field );
754                 return 0;
755         }
756         case VIDIOC_TRY_FMT:
757         {
758                 struct v4l2_format *f = arg;
759
760                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
761                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
762                 f->fmt.pix.bytesperline = 0;
763                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
764                 f->fmt.pix.colorspace   = 0;
765                 dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
766                         dev->width, dev->height, fh->mpegq.field );
767                 return 0;
768         }
769         case VIDIOC_S_FMT:
770         {
771                 struct v4l2_format *f = arg;
772
773                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
774                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
775                 f->fmt.pix.bytesperline = 0;
776                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
777                 f->fmt.pix.colorspace   = 0;
778                 dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
779                         f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
780                 return 0;
781         }
782
783         /* --- streaming capture ------------------------------------- */
784         case VIDIOC_REQBUFS:
785                 return videobuf_reqbufs(&fh->mpegq, arg);
786
787         case VIDIOC_QUERYBUF:
788                 return videobuf_querybuf(&fh->mpegq, arg);
789
790         case VIDIOC_QBUF:
791                 return videobuf_qbuf(&fh->mpegq, arg);
792
793         case VIDIOC_DQBUF:
794                 return videobuf_dqbuf(&fh->mpegq, arg,
795                                       file->f_flags & O_NONBLOCK);
796
797         case VIDIOC_STREAMON:
798                 return videobuf_streamon(&fh->mpegq);
799
800         case VIDIOC_STREAMOFF:
801                 return videobuf_streamoff(&fh->mpegq);
802
803         /* --- mpeg compression -------------------------------------- */
804         case VIDIOC_G_MPEGCOMP:
805         {
806                 struct v4l2_mpeg_compression *f = arg;
807
808                 printk(KERN_WARNING "VIDIOC_G_MPEGCOMP is obsolete. "
809                                     "Replace with VIDIOC_G_EXT_CTRLS!");
810                 memcpy(f,&default_mpeg_params,sizeof(*f));
811                 return 0;
812         }
813         case VIDIOC_S_MPEGCOMP:
814                 printk(KERN_WARNING "VIDIOC_S_MPEGCOMP is obsolete. "
815                                     "Replace with VIDIOC_S_EXT_CTRLS!");
816                 return 0;
817         case VIDIOC_G_EXT_CTRLS:
818         {
819                 struct v4l2_ext_controls *f = arg;
820
821                 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
822                         return -EINVAL;
823                 return cx2341x_ext_ctrls(&dev->params, f, cmd);
824         }
825         case VIDIOC_S_EXT_CTRLS:
826         case VIDIOC_TRY_EXT_CTRLS:
827         {
828                 struct v4l2_ext_controls *f = arg;
829                 struct cx2341x_mpeg_params p;
830                 int err;
831
832                 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
833                         return -EINVAL;
834                 p = dev->params;
835                 err = cx2341x_ext_ctrls(&p, f, cmd);
836                 if (err == 0 && cmd == VIDIOC_S_EXT_CTRLS) {
837                         err = cx2341x_update(dev, blackbird_mbox_func, &dev->params, &p);
838                         dev->params = p;
839                 }
840                 return err;
841         }
842         case VIDIOC_S_FREQUENCY:
843         {
844                 blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
845                                   BLACKBIRD_END_NOW,
846                                   BLACKBIRD_MPEG_CAPTURE,
847                                   BLACKBIRD_RAW_BITS_NONE);
848
849                 cx88_do_ioctl(inode, file, 0, dev->core, cmd, arg, mpeg_do_ioctl);
850
851                 blackbird_initialize_codec(dev);
852                 cx88_set_scale(dev->core, dev->width, dev->height,
853                                fh->mpegq.field);
854                 return 0;
855         }
856
857         default:
858                 return cx88_do_ioctl(inode, file, 0, dev->core, cmd, arg, mpeg_do_ioctl);
859         }
860         return 0;
861 }
862
863 static unsigned int mpeg_translate_ioctl(unsigned int cmd)
864 {
865         return cmd;
866 }
867
868 static int mpeg_ioctl(struct inode *inode, struct file *file,
869                         unsigned int cmd, unsigned long arg)
870 {
871         cmd = mpeg_translate_ioctl( cmd );
872         return video_usercopy(inode, file, cmd, arg, mpeg_do_ioctl);
873 }
874
875 static int mpeg_open(struct inode *inode, struct file *file)
876 {
877         int minor = iminor(inode);
878         struct cx8802_dev *h,*dev = NULL;
879         struct cx8802_fh *fh;
880         struct list_head *list;
881
882         list_for_each(list,&cx8802_devlist) {
883                 h = list_entry(list, struct cx8802_dev, devlist);
884                 if (h->mpeg_dev->minor == minor)
885                         dev = h;
886         }
887         if (NULL == dev)
888                 return -ENODEV;
889
890         if (blackbird_initialize_codec(dev) < 0)
891                 return -EINVAL;
892         dprintk(1,"open minor=%d\n",minor);
893
894         /* allocate + initialize per filehandle data */
895         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
896         if (NULL == fh)
897                 return -ENOMEM;
898         file->private_data = fh;
899         fh->dev      = dev;
900
901         videobuf_queue_init(&fh->mpegq, &blackbird_qops,
902                             dev->pci, &dev->slock,
903                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
904                             V4L2_FIELD_INTERLACED,
905                             sizeof(struct cx88_buffer),
906                             fh);
907
908         /* FIXME: locking against other video device */
909         cx88_set_scale(dev->core, dev->width, dev->height,
910                         fh->mpegq.field);
911
912         return 0;
913 }
914
915 static int mpeg_release(struct inode *inode, struct file *file)
916 {
917         struct cx8802_fh  *fh  = file->private_data;
918
919         /* blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0, BLACKBIRD_END_NOW, 0, 0x13); */
920         blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
921                         BLACKBIRD_END_NOW,
922                         BLACKBIRD_MPEG_CAPTURE,
923                         BLACKBIRD_RAW_BITS_NONE
924                 );
925
926         cx8802_cancel_buffers(fh->dev);
927         /* stop mpeg capture */
928         if (fh->mpegq.streaming)
929                 videobuf_streamoff(&fh->mpegq);
930         if (fh->mpegq.reading)
931                 videobuf_read_stop(&fh->mpegq);
932
933         videobuf_mmap_free(&fh->mpegq);
934         file->private_data = NULL;
935         kfree(fh);
936         return 0;
937 }
938
939 static ssize_t
940 mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
941 {
942         struct cx8802_fh *fh = file->private_data;
943
944         return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
945                                     file->f_flags & O_NONBLOCK);
946 }
947
948 static unsigned int
949 mpeg_poll(struct file *file, struct poll_table_struct *wait)
950 {
951         struct cx8802_fh *fh = file->private_data;
952
953         return videobuf_poll_stream(file, &fh->mpegq, wait);
954 }
955
956 static int
957 mpeg_mmap(struct file *file, struct vm_area_struct * vma)
958 {
959         struct cx8802_fh *fh = file->private_data;
960
961         return videobuf_mmap_mapper(&fh->mpegq, vma);
962 }
963
964 static struct file_operations mpeg_fops =
965 {
966         .owner         = THIS_MODULE,
967         .open          = mpeg_open,
968         .release       = mpeg_release,
969         .read          = mpeg_read,
970         .poll          = mpeg_poll,
971         .mmap          = mpeg_mmap,
972         .ioctl         = mpeg_ioctl,
973         .llseek        = no_llseek,
974 };
975
976 static struct video_device cx8802_mpeg_template =
977 {
978         .name          = "cx8802",
979         .type          = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES|VID_TYPE_MPEG_ENCODER,
980         .hardware      = 0,
981         .fops          = &mpeg_fops,
982         .minor         = -1,
983 };
984
985 /* ------------------------------------------------------------------ */
986
987 static void blackbird_unregister_video(struct cx8802_dev *dev)
988 {
989         if (dev->mpeg_dev) {
990                 if (-1 != dev->mpeg_dev->minor)
991                         video_unregister_device(dev->mpeg_dev);
992                 else
993                         video_device_release(dev->mpeg_dev);
994                 dev->mpeg_dev = NULL;
995         }
996 }
997
998 static int blackbird_register_video(struct cx8802_dev *dev)
999 {
1000         int err;
1001
1002         dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
1003                                        &cx8802_mpeg_template,"mpeg");
1004         err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
1005         if (err < 0) {
1006                 printk(KERN_INFO "%s/2: can't register mpeg device\n",
1007                        dev->core->name);
1008                 return err;
1009         }
1010         printk(KERN_INFO "%s/2: registered device video%d [mpeg]\n",
1011                dev->core->name,dev->mpeg_dev->minor & 0x1f);
1012         return 0;
1013 }
1014
1015 /* ----------------------------------------------------------- */
1016
1017 static int __devinit blackbird_probe(struct pci_dev *pci_dev,
1018                                      const struct pci_device_id *pci_id)
1019 {
1020         struct cx8802_dev *dev;
1021         struct cx88_core  *core;
1022         int err;
1023
1024         /* general setup */
1025         core = cx88_core_get(pci_dev);
1026         if (NULL == core)
1027                 return -EINVAL;
1028
1029         err = -ENODEV;
1030         if (!cx88_boards[core->board].blackbird)
1031                 goto fail_core;
1032
1033         err = -ENOMEM;
1034         dev = kzalloc(sizeof(*dev),GFP_KERNEL);
1035         if (NULL == dev)
1036                 goto fail_core;
1037         dev->pci = pci_dev;
1038         dev->core = core;
1039         dev->width = 720;
1040         dev->height = 576;
1041         cx2341x_fill_defaults(&dev->params);
1042         dev->params.port = CX2341X_PORT_STREAMING;
1043
1044         if (core->tvnorm->id & V4L2_STD_525_60) {
1045                 dev->height = 480;
1046         } else {
1047                 dev->height = 576;
1048         }
1049
1050         err = cx8802_init_common(dev);
1051         if (0 != err)
1052                 goto fail_free;
1053
1054         /* blackbird stuff */
1055         printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
1056                core->name);
1057         host_setup(dev->core);
1058
1059         list_add_tail(&dev->devlist,&cx8802_devlist);
1060         blackbird_register_video(dev);
1061
1062         /* initial device configuration: needed ? */
1063
1064         return 0;
1065
1066  fail_free:
1067         kfree(dev);
1068  fail_core:
1069         cx88_core_put(core,pci_dev);
1070         return err;
1071 }
1072
1073 static void __devexit blackbird_remove(struct pci_dev *pci_dev)
1074 {
1075         struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
1076
1077         /* blackbird */
1078         blackbird_unregister_video(dev);
1079         list_del(&dev->devlist);
1080
1081         /* common */
1082         cx8802_fini_common(dev);
1083         cx88_core_put(dev->core,dev->pci);
1084         kfree(dev);
1085 }
1086
1087 static struct pci_device_id cx8802_pci_tbl[] = {
1088         {
1089                 .vendor       = 0x14f1,
1090                 .device       = 0x8802,
1091                 .subvendor    = PCI_ANY_ID,
1092                 .subdevice    = PCI_ANY_ID,
1093         },{
1094                 /* --- end of list --- */
1095         }
1096 };
1097 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
1098
1099 static struct pci_driver blackbird_pci_driver = {
1100         .name     = "cx88-blackbird",
1101         .id_table = cx8802_pci_tbl,
1102         .probe    = blackbird_probe,
1103         .remove   = __devexit_p(blackbird_remove),
1104         .suspend  = cx8802_suspend_common,
1105         .resume   = cx8802_resume_common,
1106 };
1107
1108 static int blackbird_init(void)
1109 {
1110         printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
1111                (CX88_VERSION_CODE >> 16) & 0xff,
1112                (CX88_VERSION_CODE >>  8) & 0xff,
1113                CX88_VERSION_CODE & 0xff);
1114 #ifdef SNAPSHOT
1115         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
1116                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1117 #endif
1118         return pci_register_driver(&blackbird_pci_driver);
1119 }
1120
1121 static void blackbird_fini(void)
1122 {
1123         pci_unregister_driver(&blackbird_pci_driver);
1124 }
1125
1126 module_init(blackbird_init);
1127 module_exit(blackbird_fini);
1128
1129 /* ----------------------------------------------------------- */
1130 /*
1131  * Local variables:
1132  * c-basic-offset: 8
1133  * End:
1134  * 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
1135  */