Merge git://git.linux-nfs.org/pub/linux/nfs-2.6
[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  *    (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/moduleparam.h>
31 #include <linux/init.h>
32 #include <linux/fs.h>
33 #include <linux/delay.h>
34 #include <linux/device.h>
35 #include <linux/firmware.h>
36 #include <media/v4l2-common.h>
37 #include <media/cx2341x.h>
38
39 #include "cx88.h"
40
41 MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
42 MODULE_AUTHOR("Jelle Foks <jelle@foks.8m.com>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
43 MODULE_LICENSE("GPL");
44
45 static unsigned int mpegbufs = 32;
46 module_param(mpegbufs,int,0644);
47 MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
48
49 static unsigned int debug = 0;
50 module_param(debug,int,0644);
51 MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
52
53 #define dprintk(level,fmt, arg...)      if (debug >= level) \
54         printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg)
55
56
57 /* ------------------------------------------------------------------ */
58
59 #define OLD_BLACKBIRD_FIRM_IMAGE_SIZE 262144
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, int 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", __FUNCTION__, 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 < dev->fw_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             (firmware->size != OLD_BLACKBIRD_FIRM_IMAGE_SIZE)) {
458                 dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d or %d)\n",
459                         firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE,
460                         OLD_BLACKBIRD_FIRM_IMAGE_SIZE);
461                 release_firmware(firmware);
462                 return -1;
463         }
464         dev->fw_size = firmware->size;
465
466         if (0 != memcmp(firmware->data, magic, 8)) {
467                 dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
468                 release_firmware(firmware);
469                 return -1;
470         }
471
472         /* transfer to the chip */
473         dprintk(1,"Loading firmware ...\n");
474         dataptr = (u32*)firmware->data;
475         for (i = 0; i < (firmware->size >> 2); i++) {
476                 value = *dataptr;
477                 checksum += ~value;
478                 memory_write(dev->core, i, value);
479                 dataptr++;
480         }
481
482         /* read back to verify with the checksum */
483         for (i--; i >= 0; i--) {
484                 memory_read(dev->core, i, &value);
485                 checksum -= ~value;
486         }
487         if (checksum) {
488                 dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
489                 release_firmware(firmware);
490                 return -1;
491         }
492         release_firmware(firmware);
493         dprintk(0, "Firmware upload successful.\n");
494
495         retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
496         retval |= register_read(dev->core, IVTV_REG_SPU, &value);
497         retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
498         msleep(1);
499
500         retval |= register_read(dev->core, IVTV_REG_VPU, &value);
501         retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
502
503         if (retval < 0)
504                 dprintk(0, "Error with register_write\n");
505         return 0;
506 }
507
508 /**
509  Settings used by the windows tv app for PVR2000:
510 =================================================================================================================
511 Profile | Codec | Resolution | CBR/VBR | Video Qlty   | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
512 -----------------------------------------------------------------------------------------------------------------
513 MPEG-1  | MPEG1 | 352x288PAL | (CBR)   | 1000:Optimal | 2000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
514 MPEG-2  | MPEG2 | 720x576PAL | VBR     | 600 :Good    | 4000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
515 VCD     | MPEG1 | 352x288PAL | (CBR)   | 1000:Optimal | 1150 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
516 DVD     | MPEG2 | 720x576PAL | VBR     | 600 :Good    | 6000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
517 DB* DVD | MPEG2 | 720x576PAL | CBR     | 600 :Good    | 6000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
518 =================================================================================================================
519 *DB: "DirectBurn"
520 */
521
522 static void blackbird_codec_settings(struct cx8802_dev *dev)
523 {
524         /* assign frame size */
525         blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
526                                 dev->height, dev->width);
527
528         dev->params.width = dev->width;
529         dev->params.height = dev->height;
530         dev->params.is_50hz = (dev->core->tvnorm & V4L2_STD_625_50) != 0;
531
532         cx2341x_update(dev, blackbird_mbox_func, NULL, &dev->params);
533 }
534
535 static struct v4l2_mpeg_compression default_mpeg_params = {
536         .st_type          = V4L2_MPEG_PS_2,
537         .st_bitrate       = {
538                 .mode     = V4L2_BITRATE_CBR,
539                 .min      = 0,
540                 .target   = 0,
541                 .max      = 0
542         },
543         .ts_pid_pmt       = 16,
544         .ts_pid_audio     = 260,
545         .ts_pid_video     = 256,
546         .ts_pid_pcr       = 259,
547         .ps_size          = 0,
548         .au_type          = V4L2_MPEG_AU_2_II,
549         .au_bitrate       = {
550                 .mode     = V4L2_BITRATE_CBR,
551                 .min      = 224,
552                 .target   = 224,
553                 .max      = 224
554         },
555         .au_sample_rate    = 48000,
556         .au_pesid          = 0,
557         .vi_type           = V4L2_MPEG_VI_2,
558         .vi_aspect_ratio   = V4L2_MPEG_ASPECT_4_3,
559         .vi_bitrate        = {
560                 .mode      = V4L2_BITRATE_CBR,
561                 .min       = 4000,
562                 .target    = 4500,
563                 .max       = 6000
564         },
565         .vi_frame_rate     = 25,
566         .vi_frames_per_gop = 12,
567         .vi_bframes_count  = 2,
568         .vi_pesid          = 0,
569         .closed_gops       = 1,
570         .pulldown          = 0
571 };
572
573 static int blackbird_initialize_codec(struct cx8802_dev *dev)
574 {
575         struct cx88_core *core = dev->core;
576         int version;
577         int retval;
578
579         dprintk(1,"Initialize codec\n");
580         retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
581         if (retval < 0) {
582                 /* ping was not successful, reset and upload firmware */
583                 cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
584                 msleep(1);
585                 cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
586                 msleep(1);
587                 retval = blackbird_load_firmware(dev);
588                 if (retval < 0)
589                         return retval;
590
591                 dev->mailbox = blackbird_find_mailbox(dev);
592                 if (dev->mailbox < 0)
593                         return -1;
594
595                 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
596                 if (retval < 0) {
597                         dprintk(0, "ERROR: Firmware ping failed!\n");
598                         return -1;
599                 }
600
601                 retval = blackbird_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1, &version);
602                 if (retval < 0) {
603                         dprintk(0, "ERROR: Firmware get encoder version failed!\n");
604                         return -1;
605                 }
606                 dprintk(0, "Firmware version is 0x%08x\n", version);
607         }
608         msleep(1);
609
610         cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
611         cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
612         cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
613         cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
614
615         blackbird_codec_settings(dev);
616         msleep(1);
617
618         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xef, 0xef);
619            blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xf0, 0xf0);
620            blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0x180, 0x180); */
621         blackbird_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
622                         BLACKBIRD_FIELD1_SAA7115,
623                         BLACKBIRD_FIELD2_SAA7115
624                 );
625
626         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_PLACEHOLDER, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); */
627         blackbird_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
628                         BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
629                         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
630
631         /* initialize the video input */
632         blackbird_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
633
634         msleep(1);
635
636         blackbird_api_cmd(dev, CX2341X_ENC_MUTE_VIDEO, 1, 0, BLACKBIRD_UNMUTE);
637         msleep(1);
638         blackbird_api_cmd(dev, CX2341X_ENC_MUTE_AUDIO, 1, 0, BLACKBIRD_UNMUTE);
639         msleep(1);
640
641         /* start capturing to the host interface */
642         /* blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0, 0, 0x13); */
643         blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
644                         BLACKBIRD_MPEG_CAPTURE,
645                         BLACKBIRD_RAW_BITS_NONE
646                 );
647         msleep(10);
648
649         blackbird_api_cmd(dev, CX2341X_ENC_REFRESH_INPUT, 0,0);
650         return 0;
651 }
652
653 /* ------------------------------------------------------------------ */
654
655 static int bb_buf_setup(struct videobuf_queue *q,
656                         unsigned int *count, unsigned int *size)
657 {
658         struct cx8802_fh *fh = q->priv_data;
659
660         fh->dev->ts_packet_size  = 188 * 4; /* was: 512 */
661         fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
662
663         *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
664         *count = fh->dev->ts_packet_count;
665         return 0;
666 }
667
668 static int
669 bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
670                enum v4l2_field field)
671 {
672         struct cx8802_fh *fh = q->priv_data;
673         return cx8802_buf_prepare(q, fh->dev, (struct cx88_buffer*)vb, field);
674 }
675
676 static void
677 bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
678 {
679         struct cx8802_fh *fh = q->priv_data;
680         cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
681 }
682
683 static void
684 bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
685 {
686         cx88_free_buffer(q, (struct cx88_buffer*)vb);
687 }
688
689 static struct videobuf_queue_ops blackbird_qops = {
690         .buf_setup    = bb_buf_setup,
691         .buf_prepare  = bb_buf_prepare,
692         .buf_queue    = bb_buf_queue,
693         .buf_release  = bb_buf_release,
694 };
695
696 /* ------------------------------------------------------------------ */
697
698 static const u32 *ctrl_classes[] = {
699         cx88_user_ctrls,
700         cx2341x_mpeg_ctrls,
701         NULL
702 };
703
704 static int blackbird_queryctrl(struct cx8802_dev *dev, struct v4l2_queryctrl *qctrl)
705 {
706         qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
707         if (qctrl->id == 0)
708                 return -EINVAL;
709
710         /* Standard V4L2 controls */
711         if (cx8800_ctrl_query(qctrl) == 0)
712                 return 0;
713
714         /* MPEG V4L2 controls */
715         if (cx2341x_ctrl_query(&dev->params, qctrl))
716                 qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
717         return 0;
718 }
719
720 /* ------------------------------------------------------------------ */
721 /* IOCTL Handlers                                                     */
722
723 static int vidioc_querymenu (struct file *file, void *priv,
724                                 struct v4l2_querymenu *qmenu)
725 {
726         struct cx8802_dev *dev  = ((struct cx8802_fh *)priv)->dev;
727         struct v4l2_queryctrl qctrl;
728
729         qctrl.id = qmenu->id;
730         blackbird_queryctrl(dev, &qctrl);
731         return v4l2_ctrl_query_menu(qmenu, &qctrl, cx2341x_ctrl_get_menu(qmenu->id));
732 }
733
734 static int vidioc_querycap (struct file *file, void  *priv,
735                                         struct v4l2_capability *cap)
736 {
737         struct cx8802_dev *dev  = ((struct cx8802_fh *)priv)->dev;
738         struct cx88_core  *core = dev->core;
739
740         strcpy(cap->driver, "cx88_blackbird");
741         strlcpy(cap->card, cx88_boards[core->board].name,sizeof(cap->card));
742         sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
743         cap->version = CX88_VERSION_CODE;
744         cap->capabilities =
745                 V4L2_CAP_VIDEO_CAPTURE |
746                 V4L2_CAP_READWRITE     |
747                 V4L2_CAP_STREAMING;
748         if (UNSET != core->tuner_type)
749                 cap->capabilities |= V4L2_CAP_TUNER;
750         return 0;
751 }
752
753 static int vidioc_enum_fmt_cap (struct file *file, void  *priv,
754                                         struct v4l2_fmtdesc *f)
755 {
756         if (f->index != 0)
757                 return -EINVAL;
758
759         strlcpy(f->description, "MPEG", sizeof(f->description));
760         f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
761         f->pixelformat = V4L2_PIX_FMT_MPEG;
762         return 0;
763 }
764
765 static int vidioc_g_fmt_cap (struct file *file, void *priv,
766                                         struct v4l2_format *f)
767 {
768         struct cx8802_fh  *fh   = priv;
769         struct cx8802_dev *dev  = fh->dev;
770
771         f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
772         f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
773         f->fmt.pix.bytesperline = 0;
774         f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
775         f->fmt.pix.colorspace   = 0;
776         f->fmt.pix.width        = dev->width;
777         f->fmt.pix.height       = dev->height;
778         f->fmt.pix.field        = fh->mpegq.field;
779         dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
780                 dev->width, dev->height, fh->mpegq.field );
781         return 0;
782 }
783
784 static int vidioc_try_fmt_cap (struct file *file, void *priv,
785                         struct v4l2_format *f)
786 {
787         struct cx8802_fh  *fh   = priv;
788         struct cx8802_dev *dev  = fh->dev;
789
790         f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
791         f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
792         f->fmt.pix.bytesperline = 0;
793         f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
794         f->fmt.pix.colorspace   = 0;
795         dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
796                 dev->width, dev->height, fh->mpegq.field );
797         return 0;
798 }
799
800 static int vidioc_s_fmt_cap (struct file *file, void *priv,
801                                         struct v4l2_format *f)
802 {
803         struct cx8802_fh  *fh   = priv;
804         struct cx8802_dev *dev  = fh->dev;
805         struct cx88_core  *core = dev->core;
806
807         f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
808         f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
809         f->fmt.pix.bytesperline = 0;
810         f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
811         f->fmt.pix.colorspace   = 0;
812         dev->width              = f->fmt.pix.width;
813         dev->height             = f->fmt.pix.height;
814         fh->mpegq.field         = f->fmt.pix.field;
815         cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field);
816         blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
817                                 f->fmt.pix.height, f->fmt.pix.width);
818         dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
819                 f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
820         return 0;
821 }
822
823 static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
824 {
825         struct cx8802_fh  *fh   = priv;
826         return (videobuf_reqbufs(&fh->mpegq, p));
827 }
828
829 static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
830 {
831         struct cx8802_fh  *fh   = priv;
832         return (videobuf_querybuf(&fh->mpegq, p));
833 }
834
835 static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
836 {
837         struct cx8802_fh  *fh   = priv;
838         return (videobuf_qbuf(&fh->mpegq, p));
839 }
840
841 static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
842 {
843         struct cx8802_fh  *fh   = priv;
844         return (videobuf_dqbuf(&fh->mpegq, p,
845                                 file->f_flags & O_NONBLOCK));
846 }
847
848 static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
849 {
850         struct cx8802_fh  *fh   = priv;
851         return videobuf_streamon(&fh->mpegq);
852 }
853
854 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
855 {
856         struct cx8802_fh  *fh   = priv;
857         return videobuf_streamoff(&fh->mpegq);
858 }
859
860 static int vidioc_g_mpegcomp (struct file *file, void *fh,
861                               struct v4l2_mpeg_compression *f)
862 {
863         printk(KERN_WARNING "VIDIOC_G_MPEGCOMP is obsolete. "
864                                 "Replace with VIDIOC_G_EXT_CTRLS!");
865         memcpy(f,&default_mpeg_params,sizeof(*f));
866         return 0;
867 }
868
869 static int vidioc_s_mpegcomp (struct file *file, void *fh,
870                               struct v4l2_mpeg_compression *f)
871 {
872         printk(KERN_WARNING "VIDIOC_S_MPEGCOMP is obsolete. "
873                                 "Replace with VIDIOC_S_EXT_CTRLS!");
874         return 0;
875 }
876
877 static int vidioc_g_ext_ctrls (struct file *file, void *priv,
878                                struct v4l2_ext_controls *f)
879 {
880         struct cx8802_dev *dev  = ((struct cx8802_fh *)priv)->dev;
881
882         if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
883                 return -EINVAL;
884         return cx2341x_ext_ctrls(&dev->params, f, VIDIOC_G_EXT_CTRLS);
885 }
886
887 static int vidioc_s_ext_ctrls (struct file *file, void *priv,
888                                struct v4l2_ext_controls *f)
889 {
890         struct cx8802_dev *dev  = ((struct cx8802_fh *)priv)->dev;
891         struct cx2341x_mpeg_params p;
892         int err;
893
894         if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
895                 return -EINVAL;
896         p = dev->params;
897         err = cx2341x_ext_ctrls(&p, f, VIDIOC_S_EXT_CTRLS);
898         if (!err) {
899                 err = cx2341x_update(dev, blackbird_mbox_func, &dev->params, &p);
900                 dev->params = p;
901         }
902         return err;
903 }
904
905 static int vidioc_try_ext_ctrls (struct file *file, void *priv,
906                                struct v4l2_ext_controls *f)
907 {
908         struct cx8802_dev *dev  = ((struct cx8802_fh *)priv)->dev;
909         struct cx2341x_mpeg_params p;
910         int err;
911
912         if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
913                 return -EINVAL;
914         p = dev->params;
915         err = cx2341x_ext_ctrls(&p, f, VIDIOC_TRY_EXT_CTRLS);
916
917         return err;
918 }
919
920 static int vidioc_s_frequency (struct file *file, void *priv,
921                                 struct v4l2_frequency *f)
922 {
923         struct cx8802_fh  *fh   = priv;
924         struct cx8802_dev *dev  = fh->dev;
925         struct cx88_core  *core = dev->core;
926
927         blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
928                                 BLACKBIRD_END_NOW,
929                                 BLACKBIRD_MPEG_CAPTURE,
930                                 BLACKBIRD_RAW_BITS_NONE);
931         cx88_set_freq (core,f);
932         blackbird_initialize_codec(dev);
933         cx88_set_scale(dev->core, dev->width, dev->height,
934                         fh->mpegq.field);
935         return 0;
936 }
937
938 static int vidioc_log_status (struct file *file, void *priv)
939 {
940         struct cx8802_dev *dev  = ((struct cx8802_fh *)priv)->dev;
941         struct cx88_core  *core = dev->core;
942         char name[32 + 2];
943
944         snprintf(name, sizeof(name), "%s/2", core->name);
945         printk("%s/2: ============  START LOG STATUS  ============\n",
946                 core->name);
947         cx88_call_i2c_clients(core, VIDIOC_LOG_STATUS, NULL);
948         cx2341x_log_status(&dev->params, name);
949         printk("%s/2: =============  END LOG STATUS  =============\n",
950                 core->name);
951         return 0;
952 }
953
954 static int vidioc_queryctrl (struct file *file, void *priv,
955                                 struct v4l2_queryctrl *qctrl)
956 {
957         struct cx8802_dev *dev  = ((struct cx8802_fh *)priv)->dev;
958
959         if (blackbird_queryctrl(dev, qctrl) == 0)
960                 return 0;
961
962         qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
963         if (unlikely(qctrl->id == 0))
964                 return -EINVAL;
965         return cx8800_ctrl_query(qctrl);
966 }
967
968 static int vidioc_enum_input (struct file *file, void *priv,
969                                 struct v4l2_input *i)
970 {
971         struct cx88_core  *core = ((struct cx8802_fh *)priv)->dev->core;
972         return cx88_enum_input (core,i);
973 }
974
975 static int vidioc_g_ctrl (struct file *file, void *priv,
976                                 struct v4l2_control *ctl)
977 {
978         struct cx88_core  *core = ((struct cx8802_fh *)priv)->dev->core;
979         return
980                 cx88_get_control(core,ctl);
981 }
982
983 static int vidioc_s_ctrl (struct file *file, void *priv,
984                                 struct v4l2_control *ctl)
985 {
986         struct cx88_core  *core = ((struct cx8802_fh *)priv)->dev->core;
987         return
988                 cx88_set_control(core,ctl);
989 }
990
991 static int vidioc_g_frequency (struct file *file, void *priv,
992                                 struct v4l2_frequency *f)
993 {
994         struct cx8802_fh  *fh   = priv;
995         struct cx88_core  *core = fh->dev->core;
996
997         if (unlikely(UNSET == core->tuner_type))
998                 return -EINVAL;
999
1000         f->type = V4L2_TUNER_ANALOG_TV;
1001         f->frequency = core->freq;
1002         cx88_call_i2c_clients(core,VIDIOC_G_FREQUENCY,f);
1003
1004         return 0;
1005 }
1006
1007 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
1008 {
1009         struct cx88_core  *core = ((struct cx8802_fh *)priv)->dev->core;
1010
1011         *i = core->input;
1012         return 0;
1013 }
1014
1015 static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
1016 {
1017         struct cx88_core  *core = ((struct cx8802_fh *)priv)->dev->core;
1018
1019         if (i >= 4)
1020                 return -EINVAL;
1021
1022         mutex_lock(&core->lock);
1023         cx88_newstation(core);
1024         cx88_video_mux(core,i);
1025         mutex_unlock(&core->lock);
1026         return 0;
1027 }
1028
1029 static int vidioc_g_tuner (struct file *file, void *priv,
1030                                 struct v4l2_tuner *t)
1031 {
1032         struct cx88_core  *core = ((struct cx8802_fh *)priv)->dev->core;
1033         u32 reg;
1034
1035         if (unlikely(UNSET == core->tuner_type))
1036                 return -EINVAL;
1037
1038         strcpy(t->name, "Television");
1039         t->type       = V4L2_TUNER_ANALOG_TV;
1040         t->capability = V4L2_TUNER_CAP_NORM;
1041         t->rangehigh  = 0xffffffffUL;
1042
1043         cx88_get_stereo(core ,t);
1044         reg = cx_read(MO_DEVICE_STATUS);
1045         t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1046         return 0;
1047 }
1048
1049 static int vidioc_s_tuner (struct file *file, void *priv,
1050                                 struct v4l2_tuner *t)
1051 {
1052         struct cx88_core  *core = ((struct cx8802_fh *)priv)->dev->core;
1053
1054         if (UNSET == core->tuner_type)
1055                 return -EINVAL;
1056         if (0 != t->index)
1057                 return -EINVAL;
1058
1059         cx88_set_stereo(core, t->audmode, 1);
1060         return 0;
1061 }
1062
1063 static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id)
1064 {
1065         struct cx88_core  *core = ((struct cx8802_fh *)priv)->dev->core;
1066
1067         mutex_lock(&core->lock);
1068         cx88_set_tvnorm(core,*id);
1069         mutex_unlock(&core->lock);
1070         return 0;
1071 }
1072
1073 /* FIXME: cx88_ioctl_hook not implemented */
1074
1075 static int mpeg_open(struct inode *inode, struct file *file)
1076 {
1077         int minor = iminor(inode);
1078         struct cx8802_dev *dev = NULL;
1079         struct cx8802_fh *fh;
1080         struct cx8802_driver *drv = NULL;
1081         int err;
1082
1083        dev = cx8802_get_device(inode);
1084
1085         dprintk( 1, "%s\n", __FUNCTION__);
1086
1087         if (dev == NULL)
1088                 return -ENODEV;
1089
1090         /* Make sure we can acquire the hardware */
1091         drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
1092         if (drv) {
1093                 err = drv->request_acquire(drv);
1094                 if(err != 0) {
1095                         dprintk(1,"%s: Unable to acquire hardware, %d\n", __FUNCTION__, err);
1096                         return err;
1097                 }
1098         }
1099
1100         if (blackbird_initialize_codec(dev) < 0) {
1101                 if (drv)
1102                         drv->request_release(drv);
1103                 return -EINVAL;
1104         }
1105         dprintk(1,"open minor=%d\n",minor);
1106
1107         /* allocate + initialize per filehandle data */
1108         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1109         if (NULL == fh) {
1110                 if (drv)
1111                         drv->request_release(drv);
1112                 return -ENOMEM;
1113         }
1114         file->private_data = fh;
1115         fh->dev      = dev;
1116
1117         videobuf_queue_init(&fh->mpegq, &blackbird_qops,
1118                             dev->pci, &dev->slock,
1119                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1120                             V4L2_FIELD_INTERLACED,
1121                             sizeof(struct cx88_buffer),
1122                             fh);
1123
1124         /* FIXME: locking against other video device */
1125         cx88_set_scale(dev->core, dev->width, dev->height,
1126                         fh->mpegq.field);
1127
1128         return 0;
1129 }
1130
1131 static int mpeg_release(struct inode *inode, struct file *file)
1132 {
1133         struct cx8802_fh  *fh  = file->private_data;
1134         struct cx8802_dev *dev = NULL;
1135         struct cx8802_driver *drv = NULL;
1136
1137         /* blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0, BLACKBIRD_END_NOW, 0, 0x13); */
1138         blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
1139                         BLACKBIRD_END_NOW,
1140                         BLACKBIRD_MPEG_CAPTURE,
1141                         BLACKBIRD_RAW_BITS_NONE
1142                 );
1143
1144         cx8802_cancel_buffers(fh->dev);
1145         /* stop mpeg capture */
1146         if (fh->mpegq.streaming)
1147                 videobuf_streamoff(&fh->mpegq);
1148         if (fh->mpegq.reading)
1149                 videobuf_read_stop(&fh->mpegq);
1150
1151         videobuf_mmap_free(&fh->mpegq);
1152         file->private_data = NULL;
1153         kfree(fh);
1154
1155         /* Make sure we release the hardware */
1156         dev = cx8802_get_device(inode);
1157         if (dev == NULL)
1158                 return -ENODEV;
1159
1160         drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
1161         if (drv)
1162                 drv->request_release(drv);
1163
1164         return 0;
1165 }
1166
1167 static ssize_t
1168 mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1169 {
1170         struct cx8802_fh *fh = file->private_data;
1171
1172         return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
1173                                     file->f_flags & O_NONBLOCK);
1174 }
1175
1176 static unsigned int
1177 mpeg_poll(struct file *file, struct poll_table_struct *wait)
1178 {
1179         struct cx8802_fh *fh = file->private_data;
1180
1181         return videobuf_poll_stream(file, &fh->mpegq, wait);
1182 }
1183
1184 static int
1185 mpeg_mmap(struct file *file, struct vm_area_struct * vma)
1186 {
1187         struct cx8802_fh *fh = file->private_data;
1188
1189         return videobuf_mmap_mapper(&fh->mpegq, vma);
1190 }
1191
1192 static const struct file_operations mpeg_fops =
1193 {
1194         .owner         = THIS_MODULE,
1195         .open          = mpeg_open,
1196         .release       = mpeg_release,
1197         .read          = mpeg_read,
1198         .poll          = mpeg_poll,
1199         .mmap          = mpeg_mmap,
1200         .ioctl         = video_ioctl2,
1201         .llseek        = no_llseek,
1202 };
1203
1204 static struct video_device cx8802_mpeg_template =
1205 {
1206         .name                 = "cx8802",
1207         .type                 = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES|VID_TYPE_MPEG_ENCODER,
1208         .fops                 = &mpeg_fops,
1209         .minor                = -1,
1210         .vidioc_querymenu     = vidioc_querymenu,
1211         .vidioc_querycap      = vidioc_querycap,
1212         .vidioc_enum_fmt_cap  = vidioc_enum_fmt_cap,
1213         .vidioc_g_fmt_cap     = vidioc_g_fmt_cap,
1214         .vidioc_try_fmt_cap   = vidioc_try_fmt_cap,
1215         .vidioc_s_fmt_cap     = vidioc_s_fmt_cap,
1216         .vidioc_reqbufs       = vidioc_reqbufs,
1217         .vidioc_querybuf      = vidioc_querybuf,
1218         .vidioc_qbuf          = vidioc_qbuf,
1219         .vidioc_dqbuf         = vidioc_dqbuf,
1220         .vidioc_streamon      = vidioc_streamon,
1221         .vidioc_streamoff     = vidioc_streamoff,
1222         .vidioc_g_mpegcomp    = vidioc_g_mpegcomp,
1223         .vidioc_s_mpegcomp    = vidioc_s_mpegcomp,
1224         .vidioc_g_ext_ctrls   = vidioc_g_ext_ctrls,
1225         .vidioc_s_ext_ctrls   = vidioc_s_ext_ctrls,
1226         .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls,
1227         .vidioc_s_frequency   = vidioc_s_frequency,
1228         .vidioc_log_status    = vidioc_log_status,
1229         .vidioc_queryctrl     = vidioc_queryctrl,
1230         .vidioc_enum_input    = vidioc_enum_input,
1231         .vidioc_g_ctrl        = vidioc_g_ctrl,
1232         .vidioc_s_ctrl        = vidioc_s_ctrl,
1233         .vidioc_g_frequency   = vidioc_g_frequency,
1234         .vidioc_g_input       = vidioc_g_input,
1235         .vidioc_s_input       = vidioc_s_input,
1236         .vidioc_g_tuner       = vidioc_g_tuner,
1237         .vidioc_s_tuner       = vidioc_s_tuner,
1238         .vidioc_s_std         = vidioc_s_std,
1239         .tvnorms              = CX88_NORMS,
1240        .current_norm         = V4L2_STD_NTSC_M,
1241 };
1242
1243 /* ------------------------------------------------------------------ */
1244
1245 /* The CX8802 MPEG API will call this when we can use the hardware */
1246 static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv)
1247 {
1248         struct cx88_core *core = drv->core;
1249         int err = 0;
1250
1251         switch (core->board) {
1252         case CX88_BOARD_HAUPPAUGE_HVR1300:
1253                 /* By default, core setup will leave the cx22702 out of reset, on the bus.
1254                  * We left the hardware on power up with the cx22702 active.
1255                  * We're being given access to re-arrange the GPIOs.
1256                  * Take the bus off the cx22702 and put the cx23416 on it.
1257                  */
1258                 cx_clear(MO_GP0_IO, 0x00000080); /* cx22702 in reset */
1259                 cx_set(MO_GP0_IO,   0x00000004); /* Disable the cx22702 */
1260                 break;
1261         default:
1262                 err = -ENODEV;
1263         }
1264         return err;
1265 }
1266
1267 /* The CX8802 MPEG API will call this when we need to release the hardware */
1268 static int cx8802_blackbird_advise_release(struct cx8802_driver *drv)
1269 {
1270         struct cx88_core *core = drv->core;
1271         int err = 0;
1272
1273         switch (core->board) {
1274         case CX88_BOARD_HAUPPAUGE_HVR1300:
1275                 /* Exit leaving the cx23416 on the bus */
1276                 break;
1277         default:
1278                 err = -ENODEV;
1279         }
1280         return err;
1281 }
1282
1283 static void blackbird_unregister_video(struct cx8802_dev *dev)
1284 {
1285         if (dev->mpeg_dev) {
1286                 if (-1 != dev->mpeg_dev->minor)
1287                         video_unregister_device(dev->mpeg_dev);
1288                 else
1289                         video_device_release(dev->mpeg_dev);
1290                 dev->mpeg_dev = NULL;
1291         }
1292 }
1293
1294 static int blackbird_register_video(struct cx8802_dev *dev)
1295 {
1296         int err;
1297
1298         dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
1299                                        &cx8802_mpeg_template,"mpeg");
1300         err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
1301         if (err < 0) {
1302                 printk(KERN_INFO "%s/2: can't register mpeg device\n",
1303                        dev->core->name);
1304                 return err;
1305         }
1306         printk(KERN_INFO "%s/2: registered device video%d [mpeg]\n",
1307                dev->core->name,dev->mpeg_dev->minor & 0x1f);
1308         return 0;
1309 }
1310
1311 /* ----------------------------------------------------------- */
1312
1313 static int cx8802_blackbird_probe(struct cx8802_driver *drv)
1314 {
1315         struct cx88_core *core = drv->core;
1316         struct cx8802_dev *dev = core->dvbdev;
1317         int err;
1318
1319         dprintk( 1, "%s\n", __FUNCTION__);
1320         dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
1321                 core->board,
1322                 core->name,
1323                 core->pci_bus,
1324                 core->pci_slot);
1325
1326         err = -ENODEV;
1327         if (!(cx88_boards[core->board].mpeg & CX88_MPEG_BLACKBIRD))
1328                 goto fail_core;
1329
1330         dev->width = 720;
1331         dev->height = 576;
1332         cx2341x_fill_defaults(&dev->params);
1333         dev->params.port = CX2341X_PORT_STREAMING;
1334
1335         cx8802_mpeg_template.current_norm = core->tvnorm;
1336
1337         if (core->tvnorm & V4L2_STD_525_60) {
1338                 dev->height = 480;
1339         } else {
1340                 dev->height = 576;
1341         }
1342
1343         /* blackbird stuff */
1344         printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
1345                core->name);
1346         host_setup(dev->core);
1347
1348         blackbird_register_video(dev);
1349
1350         /* initial device configuration: needed ? */
1351         mutex_lock(&dev->core->lock);
1352 //      init_controls(core);
1353         cx88_set_tvnorm(core,core->tvnorm);
1354         cx88_video_mux(core,0);
1355         mutex_unlock(&dev->core->lock);
1356
1357         return 0;
1358
1359  fail_core:
1360         return err;
1361 }
1362
1363 static int cx8802_blackbird_remove(struct cx8802_driver *drv)
1364 {
1365         /* blackbird */
1366         blackbird_unregister_video(drv->core->dvbdev);
1367
1368         return 0;
1369 }
1370
1371 static struct cx8802_driver cx8802_blackbird_driver = {
1372         .type_id        = CX88_MPEG_BLACKBIRD,
1373         .hw_access      = CX8802_DRVCTL_SHARED,
1374         .probe          = cx8802_blackbird_probe,
1375         .remove         = cx8802_blackbird_remove,
1376         .advise_acquire = cx8802_blackbird_advise_acquire,
1377         .advise_release = cx8802_blackbird_advise_release,
1378 };
1379
1380 static int blackbird_init(void)
1381 {
1382         printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
1383                (CX88_VERSION_CODE >> 16) & 0xff,
1384                (CX88_VERSION_CODE >>  8) & 0xff,
1385                CX88_VERSION_CODE & 0xff);
1386 #ifdef SNAPSHOT
1387         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
1388                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1389 #endif
1390         return cx8802_register_driver(&cx8802_blackbird_driver);
1391 }
1392
1393 static void blackbird_fini(void)
1394 {
1395         cx8802_unregister_driver(&cx8802_blackbird_driver);
1396 }
1397
1398 module_init(blackbird_init);
1399 module_exit(blackbird_fini);
1400
1401 module_param_named(video_debug,cx8802_mpeg_template.debug, int, 0644);
1402 MODULE_PARM_DESC(debug,"enable debug messages [video]");
1403
1404 /* ----------------------------------------------------------- */
1405 /*
1406  * Local variables:
1407  * c-basic-offset: 8
1408  * End:
1409  * 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
1410  */