git.oblomov.eu Git - linux-2.6/blob - 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_ENC_FILENAME "v4l-cx2341x-enc.fw"
  58 #define BLACKBIRD_FIRM_IMAGE_SIZE 256*1024
  59
  60 /* defines below are from ivtv-driver.h */
  61
  62 #define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
  63
  64 /* Firmware API commands */
  65 #define IVTV_API_STD_TIMEOUT 500
  66
  67 enum blackbird_capture_type {
  68         BLACKBIRD_MPEG_CAPTURE,
  69         BLACKBIRD_RAW_CAPTURE,
  70         BLACKBIRD_RAW_PASSTHRU_CAPTURE
  71 };
  72 enum blackbird_capture_bits {
  73         BLACKBIRD_RAW_BITS_NONE             = 0x00,
  74         BLACKBIRD_RAW_BITS_YUV_CAPTURE      = 0x01,
  75         BLACKBIRD_RAW_BITS_PCM_CAPTURE      = 0x02,
  76         BLACKBIRD_RAW_BITS_VBI_CAPTURE      = 0x04,
  77         BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
  78         BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE  = 0x10
  79 };
  80 enum blackbird_capture_end {
  81         BLACKBIRD_END_AT_GOP, /* stop at the end of gop, generate irq */
  82         BLACKBIRD_END_NOW, /* stop immediately, no irq */
  83 };
  84 enum blackbird_framerate {
  85         BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
  86         BLACKBIRD_FRAMERATE_PAL_25   /* PAL: 25fps */
  87 };
  88 enum blackbird_video_bitrate_type {
  89         BLACKBIRD_VIDEO_VBR,
  90         BLACKBIRD_VIDEO_CBR
  91 };
  92 #define BLACKBIRD_PEAK_RATE_DIVISOR 400
  93 enum blackbird_mux_rate {
  94         BLACKBIRD_MUX_RATE_DEFAULT,
  95          /* dvd mux rate: multiply by 400 to get the actual rate */
  96         BLACKBIRD_MUX_RATE_DVD = 25200
  97 };
  98 enum blackbird_aspect_ratio {
  99         BLACKBIRD_ASPECT_RATIO_FORBIDDEN,
 100         BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
 101         BLACKBIRD_ASPECT_RATIO_4_3,
 102         BLACKBIRD_ASPECT_RATIO_16_9,
 103         BLACKBIRD_ASPECT_RATIO_221_100,
 104         BLACKBIRD_ASPECT_RATIO_RESERVED
 105 };
 106 enum blackbird_dnr_bits {
 107         BLACKBIRD_DNR_BITS_MANUAL,
 108         BLACKBIRD_DNR_BITS_AUTO_SPATIAL,
 109         BLACKBIRD_DNR_BITS_AUTO_TEMPORAL,
 110         BLACKBIRD_DNR_BITS_AUTO
 111 };
 112 enum blackbird_median_filter {
 113         BLACKBIRD_MEDIAN_FILTER_DISABLED,
 114         BLACKBIRD_MEDIAN_FILTER_HORIZONTAL,
 115         BLACKBIRD_MEDIAN_FILTER_VERTICAL,
 116         BLACKBIRD_MEDIAN_FILTER_HV,
 117         BLACKBIRD_MEDIAN_FILTER_DIAGONAL
 118 };
 119 enum blackbird_spatial_filter_luma {
 120         BLACKBIRD_SPATIAL_FILTER_LUMA_DISABLED,
 121         BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
 122         BLACKBIRD_SPATIAL_FILTER_LUMA_1D_VERT,
 123         BLACKBIRD_SPATIAL_FILTER_LUMA_2D_HV, /* separable, default */
 124         BLACKBIRD_SPATIAL_FILTER_LUMA_2D_SYMM /* symmetric non-separable */
 125 };
 126 enum blackbird_spatial_filter_chroma {
 127         BLACKBIRD_SPATIAL_FILTER_CHROMA_DISABLED,
 128         BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ /* default */
 129 };
 130 enum blackbird_pulldown {
 131         BLACKBIRD_3_2_PULLDOWN_DISABLED,
 132         BLACKBIRD_3_2_PULLDOWN_ENABLED
 133 };
 134 enum blackbird_vbi_line_bits {
 135         BLACKBIRD_VBI_LINE_BITS_TOP_FIELD,
 136         BLACKBIRD_VBI_LINE_BITS_BOT_FIELD = (1 << 31),
 137         BLACKBIRD_VBI_LINE_BITS_ALL_LINES = 0xFFFFFFFF
 138 };
 139 enum blackbird_vbi_line {
 140         BLACKBIRD_VBI_LINE_DISABLED,
 141         BLACKBIRD_VBI_LINE_ENABLED
 142 };
 143 enum blackbird_vbi_slicing {
 144         BLACKBIRD_VBI_SLICING_NONE,
 145         BLACKBIRD_VBI_SLICING_CLOSED_CAPTION
 146 };
 147 enum blackbird_stream_type {
 148         BLACKBIRD_STREAM_PROGRAM,
 149         BLACKBIRD_STREAM_TRANSPORT,
 150         BLACKBIRD_STREAM_MPEG1,
 151         BLACKBIRD_STREAM_PES_AV,
 152         BLACKBIRD_STREAM_UNKNOWN4,
 153         BLACKBIRD_STREAM_PES_VIDEO,
 154         BLACKBIRD_STREAM_UNKNOWN6,
 155         BLACKBIRD_STREAM_PES_AUDIO,
 156         BLACKBIRD_STREAM_UNKNOWN8,
 157         BLACKBIRD_STREAM_UNKNOWN9, /* audio/pcm ? */
 158         BLACKBIRD_STREAM_DVD,
 159         BLACKBIRD_STREAM_VCD,
 160         BLACKBIRD_STREAM_UNKNOWN12 /* svcd/xvcd ? */
 161 };
 162 enum blackbird_stream_port {
 163         BLACKBIRD_OUTPUT_PORT_MEMORY,
 164         BLACKBIRD_OUTPUT_PORT_STREAMING,
 165         BLACKBIRD_OUTPUT_PORT_SERIAL
 166 };
 167 enum blackbird_audio_bits_sample_rate {
 168         BLACKBIRD_AUDIO_BITS_44100HZ,
 169         BLACKBIRD_AUDIO_BITS_48000HZ,
 170         BLACKBIRD_AUDIO_BITS_32000HZ,
 171         BLACKBIRD_AUDIO_BITS_RESERVED_HZ,
 172 };
 173 enum blackbird_audio_bits_encoding {
 174         BLACKBIRD_AUDIO_BITS_LAYER_1 = 0x1 << 2,
 175         BLACKBIRD_AUDIO_BITS_LAYER_2 = 0x2 << 2,
 176 };
 177 enum blackbird_audio_bits_bitrate_layer_1 {
 178         BLACKBIRD_AUDIO_BITS_LAYER_1_FREE_FORMAT,
 179         BLACKBIRD_AUDIO_BITS_LAYER_1_32  = 0x01 << 4,
 180         BLACKBIRD_AUDIO_BITS_LAYER_1_64  = 0x02 << 4,
 181         BLACKBIRD_AUDIO_BITS_LAYER_1_96  = 0x03 << 4,
 182         BLACKBIRD_AUDIO_BITS_LAYER_1_128 = 0x04 << 4,
 183         BLACKBIRD_AUDIO_BITS_LAYER_1_160 = 0x05 << 4,
 184         BLACKBIRD_AUDIO_BITS_LAYER_1_192 = 0x06 << 4,
 185         BLACKBIRD_AUDIO_BITS_LAYER_1_224 = 0x07 << 4,
 186         BLACKBIRD_AUDIO_BITS_LAYER_1_256 = 0x08 << 4,
 187         BLACKBIRD_AUDIO_BITS_LAYER_1_288 = 0x09 << 4,
 188         BLACKBIRD_AUDIO_BITS_LAYER_1_320 = 0x0A << 4,
 189         BLACKBIRD_AUDIO_BITS_LAYER_1_352 = 0x0B << 4,
 190         BLACKBIRD_AUDIO_BITS_LAYER_1_384 = 0x0C << 4,
 191         BLACKBIRD_AUDIO_BITS_LAYER_1_416 = 0x0D << 4,
 192         BLACKBIRD_AUDIO_BITS_LAYER_1_448 = 0x0E << 4,
 193 };
 194 enum blackbird_audio_bits_bitrate_layer_2 {
 195         BLACKBIRD_AUDIO_BITS_LAYER_2_FREE_FORMAT,
 196         BLACKBIRD_AUDIO_BITS_LAYER_2_32  = 0x01 << 4,
 197         BLACKBIRD_AUDIO_BITS_LAYER_2_48  = 0x02 << 4,
 198         BLACKBIRD_AUDIO_BITS_LAYER_2_56  = 0x03 << 4,
 199         BLACKBIRD_AUDIO_BITS_LAYER_2_64  = 0x04 << 4,
 200         BLACKBIRD_AUDIO_BITS_LAYER_2_80  = 0x05 << 4,
 201         BLACKBIRD_AUDIO_BITS_LAYER_2_96  = 0x06 << 4,
 202         BLACKBIRD_AUDIO_BITS_LAYER_2_112 = 0x07 << 4,
 203         BLACKBIRD_AUDIO_BITS_LAYER_2_128 = 0x08 << 4,
 204         BLACKBIRD_AUDIO_BITS_LAYER_2_160 = 0x09 << 4,
 205         BLACKBIRD_AUDIO_BITS_LAYER_2_192 = 0x0A << 4,
 206         BLACKBIRD_AUDIO_BITS_LAYER_2_224 = 0x0B << 4,
 207         BLACKBIRD_AUDIO_BITS_LAYER_2_256 = 0x0C << 4,
 208         BLACKBIRD_AUDIO_BITS_LAYER_2_320 = 0x0D << 4,
 209         BLACKBIRD_AUDIO_BITS_LAYER_2_384 = 0x0E << 4,
 210 };
 211 enum blackbird_audio_bits_mode {
 212         BLACKBIRD_AUDIO_BITS_STEREO,
 213         BLACKBIRD_AUDIO_BITS_JOINT_STEREO = 0x1 << 8,
 214         BLACKBIRD_AUDIO_BITS_DUAL         = 0x2 << 8,
 215         BLACKBIRD_AUDIO_BITS_MONO         = 0x3 << 8,
 216 };
 217 enum blackbird_audio_bits_mode_extension {
 218         BLACKBIRD_AUDIO_BITS_BOUND_4,
 219         BLACKBIRD_AUDIO_BITS_BOUND_8  = 0x1 << 10,
 220         BLACKBIRD_AUDIO_BITS_BOUND_12 = 0x2 << 10,
 221         BLACKBIRD_AUDIO_BITS_BOUND_16 = 0x3 << 10,
 222 };
 223 enum blackbird_audio_bits_emphasis {
 224         BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE,
 225         BLACKBIRD_AUDIO_BITS_EMPHASIS_50_15     = 0x1 << 12,
 226         BLACKBIRD_AUDIO_BITS_EMPHASIS_RESERVED  = 0x2 << 12,
 227         BLACKBIRD_AUDIO_BITS_EMPHASIS_CCITT_J17 = 0x3 << 12,
 228 };
 229 enum blackbird_audio_bits_crc {
 230         BLACKBIRD_AUDIO_BITS_CRC_OFF,
 231         BLACKBIRD_AUDIO_BITS_CRC_ON = 0x1 << 14,
 232 };
 233 enum blackbird_audio_bits_copyright {
 234         BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF,
 235         BLACKBIRD_AUDIO_BITS_COPYRIGHT_ON = 0x1 << 15,
 236 };
 237 enum blackbird_audio_bits_original {
 238         BLACKBIRD_AUDIO_BITS_COPY,
 239         BLACKBIRD_AUDIO_BITS_ORIGINAL = 0x1 << 16,
 240 };
 241 enum blackbird_gop_closure {
 242         BLACKBIRD_GOP_CLOSURE_OFF,
 243         BLACKBIRD_GOP_CLOSURE_ON,
 244 };
 245 enum blackbird_data_xfer_status {
 246         BLACKBIRD_MORE_BUFFERS_FOLLOW,
 247         BLACKBIRD_LAST_BUFFER,
 248 };
 249 enum blackbird_picture_mask {
 250         BLACKBIRD_PICTURE_MASK_NONE,
 251         BLACKBIRD_PICTURE_MASK_I_FRAMES,
 252         BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3,
 253         BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7,
 254 };
 255 enum blackbird_vbi_mode_bits {
 256         BLACKBIRD_VBI_BITS_SLICED,
 257         BLACKBIRD_VBI_BITS_RAW,
 258 };
 259 enum blackbird_vbi_insertion_bits {
 260         BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
 261         BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
 262         BLACKBIRD_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
 263         BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
 264         BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
 265 };
 266 enum blackbird_dma_unit {
 267         BLACKBIRD_DMA_BYTES,
 268         BLACKBIRD_DMA_FRAMES,
 269 };
 270 enum blackbird_dma_transfer_status_bits {
 271         BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01,
 272         BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04,
 273         BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
 274 };
 275 enum blackbird_pause {
 276         BLACKBIRD_PAUSE_ENCODING,
 277         BLACKBIRD_RESUME_ENCODING,
 278 };
 279 enum blackbird_copyright {
 280         BLACKBIRD_COPYRIGHT_OFF,
 281         BLACKBIRD_COPYRIGHT_ON,
 282 };
 283 enum blackbird_notification_type {
 284         BLACKBIRD_NOTIFICATION_REFRESH,
 285 };
 286 enum blackbird_notification_status {
 287         BLACKBIRD_NOTIFICATION_OFF,
 288         BLACKBIRD_NOTIFICATION_ON,
 289 };
 290 enum blackbird_notification_mailbox {
 291         BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1,
 292 };
 293 enum blackbird_field1_lines {
 294         BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */
 295         BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */
 296         BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */
 297 };
 298 enum blackbird_field2_lines {
 299         BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */
 300         BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */
 301         BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */
 302 };
 303 enum blackbird_custom_data_type {
 304         BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
 305         BLACKBIRD_CUSTOM_PRIVATE_PACKET,
 306 };
 307 enum blackbird_mute {
 308         BLACKBIRD_UNMUTE,
 309         BLACKBIRD_MUTE,
 310 };
 311 enum blackbird_mute_video_mask {
 312         BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00,
 313         BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000,
 314         BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000,
 315 };
 316 enum blackbird_mute_video_shift {
 317         BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8,
 318         BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16,
 319         BLACKBIRD_MUTE_VIDEO_Y_SHIFT = 24,
 320 };
 321
 322 /* Registers */
 323 #define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8 /*| IVTV_REG_OFFSET*/)
 324 #define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC /*| IVTV_REG_OFFSET*/)
 325 #define IVTV_REG_SPU (0x9050 /*| IVTV_REG_OFFSET*/)
 326 #define IVTV_REG_HW_BLOCKS (0x9054 /*| IVTV_REG_OFFSET*/)
 327 #define IVTV_REG_VPU (0x9058 /*| IVTV_REG_OFFSET*/)
 328 #define IVTV_REG_APU (0xA064 /*| IVTV_REG_OFFSET*/)
 329
 330 /* ------------------------------------------------------------------ */
 331
 332 static void host_setup(struct cx88_core *core)
 333 {
 334         /* toggle reset of the host */
 335         cx_write(MO_GPHST_SOFT_RST, 1);
 336         udelay(100);
 337         cx_write(MO_GPHST_SOFT_RST, 0);
 338         udelay(100);
 339
 340         /* host port setup */
 341         cx_write(MO_GPHST_WSC, 0x44444444U);
 342         cx_write(MO_GPHST_XFR, 0);
 343         cx_write(MO_GPHST_WDTH, 15);
 344         cx_write(MO_GPHST_HDSHK, 0);
 345         cx_write(MO_GPHST_MUX16, 0x44448888U);
 346         cx_write(MO_GPHST_MODE, 0);
 347 }
 348
 349 /* ------------------------------------------------------------------ */
 350
 351 #define P1_MDATA0 0x390000
 352 #define P1_MDATA1 0x390001
 353 #define P1_MDATA2 0x390002
 354 #define P1_MDATA3 0x390003
 355 #define P1_MADDR2 0x390004
 356 #define P1_MADDR1 0x390005
 357 #define P1_MADDR0 0x390006
 358 #define P1_RDATA0 0x390008
 359 #define P1_RDATA1 0x390009
 360 #define P1_RDATA2 0x39000A
 361 #define P1_RDATA3 0x39000B
 362 #define P1_RADDR0 0x39000C
 363 #define P1_RADDR1 0x39000D
 364 #define P1_RRDWR  0x39000E
 365
 366 static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state)
 367 {
 368         unsigned long timeout = jiffies + msecs_to_jiffies(1);
 369         u32 gpio0,need;
 370
 371         need = state ? 2 : 0;
 372         for (;;) {
 373                 gpio0 = cx_read(MO_GP0_IO) & 2;
 374                 if (need == gpio0)
 375                         return 0;
 376                 if (time_after(jiffies,timeout))
 377                         return -1;
 378                 udelay(1);
 379         }
 380 }
 381
 382 static int memory_write(struct cx88_core *core, u32 address, u32 value)
 383 {
 384         /* Warning: address is dword address (4 bytes) */
 385         cx_writeb(P1_MDATA0, (unsigned int)value);
 386         cx_writeb(P1_MDATA1, (unsigned int)(value >> 8));
 387         cx_writeb(P1_MDATA2, (unsigned int)(value >> 16));
 388         cx_writeb(P1_MDATA3, (unsigned int)(value >> 24));
 389         cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) | 0x40);
 390         cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
 391         cx_writeb(P1_MADDR0, (unsigned int)address);
 392         cx_read(P1_MDATA0);
 393         cx_read(P1_MADDR0);
 394
 395         return wait_ready_gpio0_bit1(core,1);
 396 }
 397
 398 static int memory_read(struct cx88_core *core, u32 address, u32 *value)
 399 {
 400         int retval;
 401         u32 val;
 402
 403         /* Warning: address is dword address (4 bytes) */
 404         cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) & ~0xC0);
 405         cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
 406         cx_writeb(P1_MADDR0, (unsigned int)address);
 407         cx_read(P1_MADDR0);
 408
 409         retval = wait_ready_gpio0_bit1(core,1);
 410
 411         cx_writeb(P1_MDATA3, 0);
 412         val     = (unsigned char)cx_read(P1_MDATA3) << 24;
 413         cx_writeb(P1_MDATA2, 0);
 414         val    |= (unsigned char)cx_read(P1_MDATA2) << 16;
 415         cx_writeb(P1_MDATA1, 0);
 416         val    |= (unsigned char)cx_read(P1_MDATA1) << 8;
 417         cx_writeb(P1_MDATA0, 0);
 418         val    |= (unsigned char)cx_read(P1_MDATA0);
 419
 420         *value  = val;
 421         return retval;
 422 }
 423
 424 static int register_write(struct cx88_core *core, u32 address, u32 value)
 425 {
 426         cx_writeb(P1_RDATA0, (unsigned int)value);
 427         cx_writeb(P1_RDATA1, (unsigned int)(value >> 8));
 428         cx_writeb(P1_RDATA2, (unsigned int)(value >> 16));
 429         cx_writeb(P1_RDATA3, (unsigned int)(value >> 24));
 430         cx_writeb(P1_RADDR0, (unsigned int)address);
 431         cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
 432         cx_writeb(P1_RRDWR, 1);
 433         cx_read(P1_RDATA0);
 434         cx_read(P1_RADDR0);
 435
 436         return wait_ready_gpio0_bit1(core,1);
 437 }
 438
 439
 440 static int register_read(struct cx88_core *core, u32 address, u32 *value)
 441 {
 442         int retval;
 443         u32 val;
 444
 445         cx_writeb(P1_RADDR0, (unsigned int)address);
 446         cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
 447         cx_writeb(P1_RRDWR, 0);
 448         cx_read(P1_RADDR0);
 449
 450         retval  = wait_ready_gpio0_bit1(core,1);
 451         val     = (unsigned char)cx_read(P1_RDATA0);
 452         val    |= (unsigned char)cx_read(P1_RDATA1) << 8;
 453         val    |= (unsigned char)cx_read(P1_RDATA2) << 16;
 454         val    |= (unsigned char)cx_read(P1_RDATA3) << 24;
 455
 456         *value  = val;
 457         return retval;
 458 }
 459
 460 /* ------------------------------------------------------------------ */
 461
 462 /* We don't need to call the API often, so using just one mailbox will probably suffice */
 463 static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
 464                              u32 inputcnt, u32 outputcnt, ...)
 465 {
 466         unsigned long timeout;
 467         u32 value, flag, retval;
 468         int i;
 469         va_list args;
 470         va_start(args, outputcnt);
 471
 472         dprintk(1,"%s: 0x%X\n", __FUNCTION__, command);
 473
 474         /* this may not be 100% safe if we can't read any memory location
 475            without side effects */
 476         memory_read(dev->core, dev->mailbox - 4, &value);
 477         if (value != 0x12345678) {
 478                 dprintk(0, "Firmware and/or mailbox pointer not initialized or corrupted\n");
 479                 return -1;
 480         }
 481
 482         memory_read(dev->core, dev->mailbox, &flag);
 483         if (flag) {
 484                 dprintk(0, "ERROR: Mailbox appears to be in use (%x)\n", flag);
 485                 return -1;
 486         }
 487
 488         flag |= 1; /* tell 'em we're working on it */
 489         memory_write(dev->core, dev->mailbox, flag);
 490
 491         /* write command + args + fill remaining with zeros */
 492         memory_write(dev->core, dev->mailbox + 1, command); /* command code */
 493         memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */
 494         for (i = 0; i < inputcnt ; i++) {
 495                 value = va_arg(args, int);
 496                 memory_write(dev->core, dev->mailbox + 4 + i, value);
 497                 dprintk(1, "API Input %d = %d\n", i, value);
 498         }
 499         for (; i < 16 ; i++)
 500                 memory_write(dev->core, dev->mailbox + 4 + i, 0);
 501
 502         flag |= 3; /* tell 'em we're done writing */
 503         memory_write(dev->core, dev->mailbox, flag);
 504
 505         /* wait for firmware to handle the API command */
 506         timeout = jiffies + msecs_to_jiffies(10);
 507         for (;;) {
 508                 memory_read(dev->core, dev->mailbox, &flag);
 509                 if (0 != (flag & 4))
 510                         break;
 511                 if (time_after(jiffies,timeout)) {
 512                         dprintk(0, "ERROR: API Mailbox timeout\n");
 513                         return -1;
 514                 }
 515                 udelay(10);
 516         }
 517
 518         /* read output values */
 519         for (i = 0; i < outputcnt ; i++) {
 520                 int *vptr = va_arg(args, int *);
 521                 memory_read(dev->core, dev->mailbox + 4 + i, vptr);
 522                 dprintk(1, "API Output %d = %d\n", i, *vptr);
 523         }
 524         va_end(args);
 525
 526         memory_read(dev->core, dev->mailbox + 2, &retval);
 527         dprintk(1, "API result = %d\n",retval);
 528
 529         flag = 0;
 530         memory_write(dev->core, dev->mailbox, flag);
 531         return retval;
 532 }
 533
 534
 535 static int blackbird_find_mailbox(struct cx8802_dev *dev)
 536 {
 537         u32 signature[4]={0x12345678, 0x34567812, 0x56781234, 0x78123456};
 538         int signaturecnt=0;
 539         u32 value;
 540         int i;
 541
 542         for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) {
 543                 memory_read(dev->core, i, &value);
 544                 if (value == signature[signaturecnt])
 545                         signaturecnt++;
 546                 else
 547                         signaturecnt = 0;
 548                 if (4 == signaturecnt) {
 549                         dprintk(1, "Mailbox signature found\n");
 550                         return i+1;
 551                 }
 552         }
 553         dprintk(0, "Mailbox signature values not found!\n");
 554         return -1;
 555 }
 556
 557 static int blackbird_load_firmware(struct cx8802_dev *dev)
 558 {
 559         static const unsigned char magic[8] = {
 560                 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
 561         };
 562         const struct firmware *firmware;
 563         int i, retval = 0;
 564         u32 value = 0;
 565         u32 checksum = 0;
 566         u32 *dataptr;
 567
 568         retval  = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED);
 569         retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
 570         retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH, 0x80000640);
 571         retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
 572         msleep(1);
 573         retval |= register_write(dev->core, IVTV_REG_APU, 0);
 574
 575         if (retval < 0)
 576                 dprintk(0, "Error with register_write\n");
 577
 578         retval = request_firmware(&firmware, BLACKBIRD_FIRM_ENC_FILENAME,
 579                                   &dev->pci->dev);
 580
 581
 582         if (retval != 0) {
 583                 dprintk(0, "ERROR: Hotplug firmware request failed (%s).\n",
 584                         BLACKBIRD_FIRM_ENC_FILENAME);
 585                 dprintk(0, "Please fix your hotplug setup, the board will "
 586                         "not work without firmware loaded!\n");
 587                 return -1;
 588         }
 589
 590         if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
 591                 dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
 592                         firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
 593                 return -1;
 594         }
 595
 596         if (0 != memcmp(firmware->data, magic, 8)) {
 597                 dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
 598                 return -1;
 599         }
 600
 601         /* transfer to the chip */
 602         dprintk(1,"Loading firmware ...\n");
 603         dataptr = (u32*)firmware->data;
 604         for (i = 0; i < (firmware->size >> 2); i++) {
 605                 value = *dataptr;
 606                 checksum += ~value;
 607                 memory_write(dev->core, i, value);
 608                 dataptr++;
 609         }
 610
 611         /* read back to verify with the checksum */
 612         for (i--; i >= 0; i--) {
 613                 memory_read(dev->core, i, &value);
 614                 checksum -= ~value;
 615         }
 616         if (checksum) {
 617                 dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
 618                 return -1;
 619         }
 620         release_firmware(firmware);
 621         dprintk(0, "Firmware upload successful.\n");
 622
 623         retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
 624         retval |= register_read(dev->core, IVTV_REG_SPU, &value);
 625         retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
 626         msleep(1);
 627
 628         retval |= register_read(dev->core, IVTV_REG_VPU, &value);
 629         retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
 630
 631         if (retval < 0)
 632                 dprintk(0, "Error with register_write\n");
 633         return 0;
 634 }
 635
 636 /**
 637  Settings used by the windows tv app for PVR2000:
 638 =================================================================================================================
 639 Profile | Codec | Resolution | CBR/VBR | Video Qlty   | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
 640 -----------------------------------------------------------------------------------------------------------------
 641 MPEG-1  | MPEG1 | 352x288PAL | (CBR)   | 1000:Optimal | 2000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 642 MPEG-2  | MPEG2 | 720x576PAL | VBR     | 600 :Good    | 4000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 643 VCD     | MPEG1 | 352x288PAL | (CBR)   | 1000:Optimal | 1150 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 644 DVD     | MPEG2 | 720x576PAL | VBR     | 600 :Good    | 6000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 645 DB* DVD | MPEG2 | 720x576PAL | CBR     | 600 :Good    | 6000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 646 =================================================================================================================
 647 *DB: "DirectBurn"
 648 */
 649
 650 static struct blackbird_dnr default_dnr_params = {
 651         .mode     = BLACKBIRD_DNR_BITS_MANUAL,
 652         .type     = BLACKBIRD_MEDIAN_FILTER_DISABLED,
 653         .spatial  = 0,
 654         .temporal = 0
 655 };
 656 static struct v4l2_mpeg_compression default_mpeg_params = {
 657         .st_type          = V4L2_MPEG_PS_2,
 658         .st_bitrate       = {
 659                 .mode     = V4L2_BITRATE_CBR,
 660                 .min      = 0,
 661                 .target   = 0,
 662                 .max      = 0
 663         },
 664         .ts_pid_pmt       = 16,
 665         .ts_pid_audio     = 260,
 666         .ts_pid_video     = 256,
 667         .ts_pid_pcr       = 259,
 668         .ps_size          = 0,
 669         .au_type          = V4L2_MPEG_AU_2_II,
 670         .au_bitrate       = {
 671                 .mode     = V4L2_BITRATE_CBR,
 672                 .min      = 224,
 673                 .target   = 224,
 674                 .max      = 224
 675         },
 676         .au_sample_rate    = 44100,
 677         .au_pesid          = 0,
 678         .vi_type           = V4L2_MPEG_VI_2,
 679         .vi_aspect_ratio   = V4L2_MPEG_ASPECT_4_3,
 680         .vi_bitrate        = {
 681                 .mode      = V4L2_BITRATE_CBR,
 682                 .min       = 4000,
 683                 .target    = 4500,
 684                 .max       = 6000
 685         },
 686         .vi_frame_rate     = 25,
 687         .vi_frames_per_gop = 15,
 688         .vi_bframes_count  = 2,
 689         .vi_pesid          = 0,
 690         .closed_gops       = 0,
 691         .pulldown          = 0
 692 };
 693
 694 static enum blackbird_stream_type mpeg_stream_types[] = {
 695         [V4L2_MPEG_SS_1]   = BLACKBIRD_STREAM_MPEG1,
 696         [V4L2_MPEG_PS_2]   = BLACKBIRD_STREAM_PROGRAM,
 697         [V4L2_MPEG_TS_2]   = BLACKBIRD_STREAM_TRANSPORT,
 698         [V4L2_MPEG_PS_DVD] = BLACKBIRD_STREAM_DVD,
 699 };
 700 static enum blackbird_aspect_ratio mpeg_stream_ratios[] = {
 701         [V4L2_MPEG_ASPECT_SQUARE] = BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
 702         [V4L2_MPEG_ASPECT_4_3]    = BLACKBIRD_ASPECT_RATIO_4_3,
 703         [V4L2_MPEG_ASPECT_16_9]   = BLACKBIRD_ASPECT_RATIO_16_9,
 704         [V4L2_MPEG_ASPECT_1_221]  = BLACKBIRD_ASPECT_RATIO_221_100,
 705 };
 706 static enum blackbird_video_bitrate_type mpeg_video_bitrates[] = {
 707         [V4L2_BITRATE_NONE] = BLACKBIRD_VIDEO_CBR,
 708         [V4L2_BITRATE_CBR]  = BLACKBIRD_VIDEO_CBR,
 709         [V4L2_BITRATE_VBR]  = BLACKBIRD_VIDEO_VBR,
 710 };
 711 /* find the best layer I/II bitrate to fit a given numeric value */
 712 struct bitrate_bits {
 713         u32 bits; /* layer bits for the best fit */
 714         u32 rate; /* actual numeric value for the layer best fit */
 715 };
 716 struct bitrate_approximation {
 717         u32                 target;   /* numeric value of the rate we want */
 718         struct bitrate_bits layer[2];
 719 };
 720 static struct bitrate_approximation mpeg_audio_bitrates[] = {
 721         /* target  layer[0].bits           layer[0].rate       layer[1].bits           layer[1].rate */
 722         {   0, { {                                0,   0, }, {                                0,   0, }, }, },
 723         {  32, { { BLACKBIRD_AUDIO_BITS_LAYER_1_32 ,  32, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_32 ,  32, }, }, },
 724         {  48, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 ,  64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_48 ,  48, }, }, },
 725         {  56, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 ,  64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_56 ,  56, }, }, },
 726         {  64, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 ,  64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_64 ,  64, }, }, },
 727         {  80, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 ,  96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_80 ,  80, }, }, },
 728         {  96, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 ,  96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_96 ,  96, }, }, },
 729         { 112, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_112, 112, }, }, },
 730         { 128, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_128, 128, }, }, },
 731         { 160, { { BLACKBIRD_AUDIO_BITS_LAYER_1_160, 160, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_160, 160, }, }, },
 732         { 192, { { BLACKBIRD_AUDIO_BITS_LAYER_1_192, 192, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_192, 192, }, }, },
 733         { 224, { { BLACKBIRD_AUDIO_BITS_LAYER_1_224, 224, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_224, 224, }, }, },
 734         { 256, { { BLACKBIRD_AUDIO_BITS_LAYER_1_256, 256, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_256, 256, }, }, },
 735         { 288, { { BLACKBIRD_AUDIO_BITS_LAYER_1_288, 288, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
 736         { 320, { { BLACKBIRD_AUDIO_BITS_LAYER_1_320, 320, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
 737         { 352, { { BLACKBIRD_AUDIO_BITS_LAYER_1_352, 352, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 738         { 384, { { BLACKBIRD_AUDIO_BITS_LAYER_1_384, 384, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 739         { 416, { { BLACKBIRD_AUDIO_BITS_LAYER_1_416, 416, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 740         { 448, { { BLACKBIRD_AUDIO_BITS_LAYER_1_448, 448, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 741 };
 742 static const int BITRATES_SIZE = ARRAY_SIZE(mpeg_audio_bitrates);
 743
 744 static void blackbird_set_default_params(struct cx8802_dev *dev)
 745 {
 746         struct v4l2_mpeg_compression *params = &dev->params;
 747         u32 au_params;
 748
 749         /* assign stream type */
 750         if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
 751                 params->st_type = V4L2_MPEG_PS_2;
 752         if( params->st_type == V4L2_MPEG_SS_1 )
 753                 params->vi_type = V4L2_MPEG_VI_1;
 754         else
 755                 params->vi_type = V4L2_MPEG_VI_2;
 756         blackbird_api_cmd(dev, CX2341X_ENC_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
 757
 758         /* assign framerate */
 759         if( params->vi_frame_rate <= 25 )
 760         {
 761                 params->vi_frame_rate = 25;
 762                 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_RATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
 763         }
 764         else
 765         {
 766                 params->vi_frame_rate = 30;
 767                 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_RATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
 768         }
 769
 770         /* assign aspect ratio */
 771         if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
 772                 params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
 773         blackbird_api_cmd(dev, CX2341X_ENC_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
 774
 775         /* assign gop properties */
 776         blackbird_api_cmd(dev, CX2341X_ENC_SET_GOP_PROPERTIES, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
 777
 778         /* assign gop closure */
 779         blackbird_api_cmd(dev, CX2341X_ENC_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
 780
 781         /* assign 3 2 pulldown */
 782         blackbird_api_cmd(dev, CX2341X_ENC_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
 783
 784         /* make sure the params are within bounds */
 785         if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 786                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
 787         if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 788                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
 789         if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 790                 params->au_bitrate.mode = V4L2_BITRATE_NONE;
 791
 792         /* assign audio properties */
 793         /* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
 794         au_params = BLACKBIRD_AUDIO_BITS_STEREO |
 795                         /* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
 796                         BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
 797                         BLACKBIRD_AUDIO_BITS_CRC_OFF |
 798                         BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
 799                         BLACKBIRD_AUDIO_BITS_COPY |
 800                         0;
 801         if( params->au_sample_rate <= 32000 )
 802         {
 803                 params->au_sample_rate = 32000;
 804                 au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
 805         }
 806         else if( params->au_sample_rate <= 44100 )
 807         {
 808                 params->au_sample_rate = 44100;
 809                 au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
 810         }
 811         else
 812         {
 813                 params->au_sample_rate = 48000;
 814                 au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
 815         }
 816         if( params->au_type == V4L2_MPEG_AU_2_I )
 817         {
 818                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
 819         }
 820         else
 821         {
 822                 /* TODO: try to handle the other formats more gracefully */
 823                 params->au_type = V4L2_MPEG_AU_2_II;
 824                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
 825         }
 826         if( params->au_bitrate.mode )
 827         {
 828                 int layer;
 829
 830                 if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
 831                         params->au_bitrate.max = params->vi_bitrate.target;
 832                 else
 833                         params->au_bitrate.target = params->vi_bitrate.max;
 834
 835                 layer = params->au_type;
 836                 if( params->au_bitrate.target == 0 )
 837                 {
 838                         /* TODO: use the minimum possible bitrate instead of 0 ? */
 839                         au_params |= 0;
 840                 }
 841                 else if( params->au_bitrate.target >=
 842                          mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
 843                 {
 844                         /* clamp the bitrate to the max supported by the standard */
 845                         params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
 846                         params->au_bitrate.max = params->au_bitrate.target;
 847                         au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
 848                 }
 849                 else
 850                 {
 851                         /* round up to the nearest supported bitrate */
 852                         int i;
 853                         for(i = 1; i < BITRATES_SIZE; i++)
 854                         {
 855                                 if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
 856                                     params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
 857                                 {
 858                                         params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
 859                                         params->au_bitrate.max = params->au_bitrate.target;
 860                                         au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
 861                                         break;
 862                                 }
 863                         }
 864                 }
 865         }
 866         else
 867         {
 868                 /* TODO: ??? */
 869                 params->au_bitrate.target = params->au_bitrate.max = 0;
 870                 au_params |= 0;
 871         }
 872         blackbird_api_cmd(dev, CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, 0, au_params );
 873
 874         /* assign bitrates */
 875         if( params->vi_bitrate.mode )
 876         {
 877                 /* bitrate is set, let's figure out the cbr/vbr mess */
 878                 if( params->vi_bitrate.max < params->vi_bitrate.target )
 879                 {
 880                         if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
 881                                 params->vi_bitrate.max = params->vi_bitrate.target;
 882                         else
 883                                 params->vi_bitrate.target = params->vi_bitrate.max;
 884                 }
 885         }
 886         else
 887         {
 888                 if( params->st_bitrate.max < params->st_bitrate.target )
 889                 {
 890                         if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
 891                                 params->st_bitrate.target = params->st_bitrate.max;
 892                         else
 893                                 params->st_bitrate.max = params->st_bitrate.target;
 894                 }
 895                 /* calculate vi_bitrate = st_bitrate - au_bitrate */
 896                 params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
 897                 params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
 898         }
 899         blackbird_api_cmd(dev, CX2341X_ENC_SET_BIT_RATE, 4, 0,
 900                                 mpeg_video_bitrates[params->vi_bitrate.mode],
 901                                 params->vi_bitrate.target * 1000, /* kbps -> bps */
 902                                 params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
 903                                 BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
 904
 905         /* TODO: implement the stream ID stuff:
 906                 ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
 907                 ps_size, au_pesid, vi_pesid
 908         */
 909 }
 910 #define CHECK_PARAM( name ) ( dev->params.name != params->name )
 911 #define IF_PARAM( name ) if( CHECK_PARAM( name ) )
 912 #define UPDATE_PARAM( name ) dev->params.name = params->name
 913 void blackbird_set_params(struct cx8802_dev *dev, struct v4l2_mpeg_compression *params)
 914 {
 915         u32 au_params;
 916
 917         /* assign stream type */
 918         if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
 919                 params->st_type = V4L2_MPEG_PS_2;
 920         if( params->st_type == V4L2_MPEG_SS_1 )
 921                 params->vi_type = V4L2_MPEG_VI_1;
 922         else
 923                 params->vi_type = V4L2_MPEG_VI_2;
 924         if( CHECK_PARAM( st_type ) || CHECK_PARAM( vi_type ) )
 925         {
 926                 UPDATE_PARAM( st_type );
 927                 UPDATE_PARAM( vi_type );
 928                 blackbird_api_cmd(dev, CX2341X_ENC_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
 929         }
 930
 931         /* assign framerate */
 932         if( params->vi_frame_rate <= 25 )
 933                 params->vi_frame_rate = 25;
 934         else
 935                 params->vi_frame_rate = 30;
 936         IF_PARAM( vi_frame_rate )
 937         {
 938                 UPDATE_PARAM( vi_frame_rate );
 939                 if( params->vi_frame_rate == 25 )
 940                         blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_RATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
 941                 else
 942                         blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_RATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
 943         }
 944
 945         /* assign aspect ratio */
 946         if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
 947                 params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
 948         IF_PARAM( vi_aspect_ratio )
 949         {
 950                 UPDATE_PARAM( vi_aspect_ratio );
 951                 blackbird_api_cmd(dev, CX2341X_ENC_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
 952         }
 953
 954         /* assign gop properties */
 955         if( CHECK_PARAM( vi_frames_per_gop ) || CHECK_PARAM( vi_bframes_count ) )
 956         {
 957                 UPDATE_PARAM( vi_frames_per_gop );
 958                 UPDATE_PARAM( vi_bframes_count );
 959                 blackbird_api_cmd(dev, CX2341X_ENC_SET_GOP_PROPERTIES, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
 960         }
 961
 962         /* assign gop closure */
 963         IF_PARAM( closed_gops )
 964         {
 965                 UPDATE_PARAM( closed_gops );
 966                 blackbird_api_cmd(dev, CX2341X_ENC_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
 967         }
 968
 969         /* assign 3 2 pulldown */
 970         IF_PARAM( pulldown )
 971         {
 972                 UPDATE_PARAM( pulldown );
 973                 blackbird_api_cmd(dev, CX2341X_ENC_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
 974         }
 975
 976         /* make sure the params are within bounds */
 977         if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 978                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
 979         if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 980                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
 981         if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 982                 params->au_bitrate.mode = V4L2_BITRATE_NONE;
 983
 984         /* assign audio properties */
 985         /* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
 986         au_params = BLACKBIRD_AUDIO_BITS_STEREO |
 987                         /* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
 988         BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
 989                 BLACKBIRD_AUDIO_BITS_CRC_OFF |
 990                 BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
 991                 BLACKBIRD_AUDIO_BITS_COPY |
 992                 0;
 993         if( params->au_sample_rate < 32000 )
 994         {
 995                 params->au_sample_rate = 32000;
 996                 au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
 997         }
 998         else if( params->au_sample_rate < 44100 )
 999         {
1000                 params->au_sample_rate = 44100;
1001                 au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
1002         }
1003         else
1004         {
1005                 params->au_sample_rate = 48000;
1006                 au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
1007         }
1008         if( params->au_type == V4L2_MPEG_AU_2_I )
1009         {
1010                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
1011         }
1012         else
1013         {
1014                 /* TODO: try to handle the other formats more gracefully */
1015                 params->au_type = V4L2_MPEG_AU_2_II;
1016                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
1017         }
1018         if( params->au_bitrate.mode )
1019         {
1020                 int layer;
1021
1022                 if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
1023                         params->au_bitrate.max = params->vi_bitrate.target;
1024                 else
1025                         params->au_bitrate.target = params->vi_bitrate.max;
1026
1027                 layer = params->au_type;
1028                 if( params->au_bitrate.target == 0 )
1029                 {
1030                         /* TODO: use the minimum possible bitrate instead of 0 ? */
1031                         au_params |= 0;
1032                 }
1033                 else if( params->au_bitrate.target >=
1034                          mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
1035                 {
1036                         /* clamp the bitrate to the max supported by the standard */
1037                         params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
1038                         params->au_bitrate.max = params->au_bitrate.target;
1039                         au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
1040                 }
1041                 else
1042                 {
1043                         /* round up to the nearest supported bitrate */
1044                         int i;
1045                         for(i = 1; i < BITRATES_SIZE; i++)
1046                         {
1047                                 if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
1048                                     params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
1049                                 {
1050                                         params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
1051                                         params->au_bitrate.max = params->au_bitrate.target;
1052                                         au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
1053                                         break;
1054                                 }
1055                         }
1056                 }
1057         }
1058         else
1059         {
1060                 /* TODO: ??? */
1061                 params->au_bitrate.target = params->au_bitrate.max = 0;
1062                 au_params |= 0;
1063         }
1064         if( CHECK_PARAM( au_type ) || CHECK_PARAM( au_sample_rate )
1065                 || CHECK_PARAM( au_bitrate.mode ) || CHECK_PARAM( au_bitrate.max )
1066                 || CHECK_PARAM( au_bitrate.target )
1067         )
1068         {
1069                 UPDATE_PARAM( au_type );
1070                 UPDATE_PARAM( au_sample_rate );
1071                 UPDATE_PARAM( au_bitrate );
1072                 blackbird_api_cmd(dev, CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, 0, au_params );
1073         }
1074
1075         /* assign bitrates */
1076         if( params->vi_bitrate.mode )
1077         {
1078                 /* bitrate is set, let's figure out the cbr/vbr mess */
1079                 if( params->vi_bitrate.max < params->vi_bitrate.target )
1080                 {
1081                         if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
1082                                 params->vi_bitrate.max = params->vi_bitrate.target;
1083                         else
1084                                 params->vi_bitrate.target = params->vi_bitrate.max;
1085                 }
1086         }
1087         else
1088         {
1089                 if( params->st_bitrate.max < params->st_bitrate.target )
1090                 {
1091                         if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
1092                                 params->st_bitrate.target = params->st_bitrate.max;
1093                         else
1094                                 params->st_bitrate.max = params->st_bitrate.target;
1095                 }
1096                 /* calculate vi_bitrate = st_bitrate - au_bitrate */
1097                 params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
1098                 params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
1099         }
1100         UPDATE_PARAM( st_bitrate );
1101         if( CHECK_PARAM( vi_bitrate.mode ) || CHECK_PARAM( vi_bitrate.max )
1102                 || CHECK_PARAM( vi_bitrate.target )
1103         )
1104         {
1105                 UPDATE_PARAM( vi_bitrate );
1106                 blackbird_api_cmd(dev, CX2341X_ENC_SET_BIT_RATE, 4, 0,
1107                                 mpeg_video_bitrates[params->vi_bitrate.mode],
1108                                 params->vi_bitrate.target * 1000, /* kbps -> bps */
1109                                 params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
1110                                 BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
1111         }
1112
1113         /* TODO: implement the stream ID stuff:
1114                 ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
1115                 ps_size, au_pesid, vi_pesid
1116         */
1117         UPDATE_PARAM( ts_pid_pmt );
1118         UPDATE_PARAM( ts_pid_audio );
1119         UPDATE_PARAM( ts_pid_video );
1120         UPDATE_PARAM( ts_pid_pcr );
1121         UPDATE_PARAM( ps_size );
1122         UPDATE_PARAM( au_pesid );
1123         UPDATE_PARAM( vi_pesid );
1124 }
1125
1126 static void blackbird_set_default_dnr_params(struct cx8802_dev *dev)
1127 {
1128         /* assign dnr filter mode */
1129         if( dev->dnr_params.mode > BLACKBIRD_DNR_BITS_AUTO )
1130                 dev->dnr_params.mode = BLACKBIRD_DNR_BITS_MANUAL;
1131         if( dev->dnr_params.type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
1132                 dev->dnr_params.type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
1133         blackbird_api_cmd(dev, CX2341X_ENC_SET_DNR_FILTER_MODE, 2, 0,
1134                                 dev->dnr_params.mode,
1135                                 dev->dnr_params.type
1136                         );
1137
1138         /* assign dnr filter props*/
1139         if( dev->dnr_params.spatial > 15 )
1140                 dev->dnr_params.spatial = 15;
1141         if( dev->dnr_params.temporal > 31 )
1142                 dev->dnr_params.temporal = 31;
1143         blackbird_api_cmd(dev, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2, 0,
1144                                 dev->dnr_params.spatial,
1145                                 dev->dnr_params.temporal
1146                         );
1147 }
1148 #define CHECK_DNR_PARAM( name ) ( dev->dnr_params.name != dnr_params->name )
1149 #define UPDATE_DNR_PARAM( name ) dev->dnr_params.name = dnr_params->name
1150 void blackbird_set_dnr_params(struct cx8802_dev *dev, struct blackbird_dnr* dnr_params)
1151 {
1152         /* assign dnr filter mode */
1153         /* clamp values */
1154         if( dnr_params->mode > BLACKBIRD_DNR_BITS_AUTO )
1155                 dnr_params->mode = BLACKBIRD_DNR_BITS_MANUAL;
1156         if( dnr_params->type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
1157                 dnr_params->type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
1158         /* check if the params actually changed */
1159         if( CHECK_DNR_PARAM( mode ) || CHECK_DNR_PARAM( type ) )
1160         {
1161                 UPDATE_DNR_PARAM( mode );
1162                 UPDATE_DNR_PARAM( type );
1163                 blackbird_api_cmd(dev, CX2341X_ENC_SET_DNR_FILTER_MODE, 2, 0, dnr_params->mode, dnr_params->type);
1164         }
1165
1166         /* assign dnr filter props*/
1167         if( dnr_params->spatial > 15 )
1168                 dnr_params->spatial = 15;
1169         if( dnr_params->temporal > 31 )
1170                 dnr_params->temporal = 31;
1171         if( CHECK_DNR_PARAM( spatial ) || CHECK_DNR_PARAM( temporal ) )
1172         {
1173                 UPDATE_DNR_PARAM( spatial );
1174                 UPDATE_DNR_PARAM( temporal );
1175                 blackbird_api_cmd(dev, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2, 0, dnr_params->spatial, dnr_params->temporal);
1176         }
1177 }
1178
1179 static void blackbird_codec_settings(struct cx8802_dev *dev)
1180 {
1181
1182         /* assign output port */
1183         blackbird_api_cmd(dev, CX2341X_ENC_SET_OUTPUT_PORT, 1, 0, BLACKBIRD_OUTPUT_PORT_STREAMING); /* Host */
1184
1185         /* assign frame size */
1186         blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
1187                                 dev->height, dev->width);
1188
1189         /* assign coring levels (luma_h, luma_l, chroma_h, chroma_l) */
1190         blackbird_api_cmd(dev, CX2341X_ENC_SET_CORING_LEVELS, 4, 0, 0, 255, 0, 255);
1191
1192         /* assign spatial filter type: luma_t: horiz_only, chroma_t: horiz_only */
1193         blackbird_api_cmd(dev, CX2341X_ENC_SET_SPATIAL_FILTER_TYPE, 2, 0,
1194                                 BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
1195                                 BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ
1196                         );
1197
1198         /* assign frame drop rate */
1199         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_FRAME_DROP_RATE, 1, 0, 0); */
1200
1201         blackbird_set_default_params(dev);
1202         blackbird_set_default_dnr_params(dev);
1203 }
1204
1205 static int blackbird_initialize_codec(struct cx8802_dev *dev)
1206 {
1207         struct cx88_core *core = dev->core;
1208         int version;
1209         int retval;
1210
1211         dprintk(1,"Initialize codec\n");
1212         retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
1213         if (retval < 0) {
1214                 /* ping was not successful, reset and upload firmware */
1215                 cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
1216                 msleep(1);
1217                 cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
1218                 msleep(1);
1219                 retval = blackbird_load_firmware(dev);
1220                 if (retval < 0)
1221                         return retval;
1222
1223                 dev->mailbox = blackbird_find_mailbox(dev);
1224                 if (dev->mailbox < 0)
1225                         return -1;
1226
1227                 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
1228                 if (retval < 0) {
1229                         dprintk(0, "ERROR: Firmware ping failed!\n");
1230                         return -1;
1231                 }
1232
1233                 retval = blackbird_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1, &version);
1234                 if (retval < 0) {
1235                         dprintk(0, "ERROR: Firmware get encoder version failed!\n");
1236                         return -1;
1237                 }
1238                 dprintk(0, "Firmware version is 0x%08x\n", version);
1239         }
1240         msleep(1);
1241
1242         cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
1243         cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
1244         cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
1245         cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
1246
1247         blackbird_codec_settings(dev);
1248         msleep(1);
1249
1250         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xef, 0xef);
1251            blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xf0, 0xf0);
1252            blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0x180, 0x180); */
1253         blackbird_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
1254                         BLACKBIRD_FIELD1_SAA7115,
1255                         BLACKBIRD_FIELD2_SAA7115
1256                 );
1257
1258         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_PLACEHOLDER, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); */
1259         blackbird_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
1260                         BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
1261                         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
1262
1263         /* initialize the video input */
1264         blackbird_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
1265
1266         msleep(1);
1267
1268         blackbird_api_cmd(dev, CX2341X_ENC_MUTE_VIDEO, 1, 0, BLACKBIRD_UNMUTE);
1269         msleep(1);
1270         blackbird_api_cmd(dev, CX2341X_ENC_MUTE_AUDIO, 1, 0, BLACKBIRD_UNMUTE);
1271         msleep(1);
1272
1273         /* start capturing to the host interface */
1274         /* blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0, 0, 0x13); */
1275         blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
1276                         BLACKBIRD_MPEG_CAPTURE,
1277                         BLACKBIRD_RAW_BITS_NONE
1278                 );
1279         msleep(10);
1280
1281         blackbird_api_cmd(dev, CX2341X_ENC_REFRESH_INPUT, 0,0);
1282         return 0;
1283 }
1284
1285 /* ------------------------------------------------------------------ */
1286
1287 static int bb_buf_setup(struct videobuf_queue *q,
1288                         unsigned int *count, unsigned int *size)
1289 {
1290         struct cx8802_fh *fh = q->priv_data;
1291
1292         fh->dev->ts_packet_size  = 188 * 4; /* was: 512 */
1293         fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
1294
1295         *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
1296         *count = fh->dev->ts_packet_count;
1297         return 0;
1298 }
1299
1300 static int
1301 bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
1302                enum v4l2_field field)
1303 {
1304         struct cx8802_fh *fh = q->priv_data;
1305         return cx8802_buf_prepare(q, fh->dev, (struct cx88_buffer*)vb, field);
1306 }
1307
1308 static void
1309 bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1310 {
1311         struct cx8802_fh *fh = q->priv_data;
1312         cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
1313 }
1314
1315 static void
1316 bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1317 {
1318         cx88_free_buffer(q, (struct cx88_buffer*)vb);
1319 }
1320
1321 static struct videobuf_queue_ops blackbird_qops = {
1322         .buf_setup    = bb_buf_setup,
1323         .buf_prepare  = bb_buf_prepare,
1324         .buf_queue    = bb_buf_queue,
1325         .buf_release  = bb_buf_release,
1326 };
1327
1328 /* ------------------------------------------------------------------ */
1329
1330 static int mpeg_do_ioctl(struct inode *inode, struct file *file,
1331                          unsigned int cmd, void *arg)
1332 {
1333         struct cx8802_fh  *fh  = file->private_data;
1334         struct cx8802_dev *dev = fh->dev;
1335         struct cx88_core  *core = dev->core;
1336
1337         if (debug > 1)
1338                 v4l_print_ioctl(core->name,cmd);
1339
1340         switch (cmd) {
1341
1342         /* --- capabilities ------------------------------------------ */
1343         case VIDIOC_QUERYCAP:
1344         {
1345                 struct v4l2_capability *cap = arg;
1346
1347                 memset(cap,0,sizeof(*cap));
1348                 strcpy(cap->driver, "cx88_blackbird");
1349                 strlcpy(cap->card, cx88_boards[core->board].name,sizeof(cap->card));
1350                 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1351                 cap->version = CX88_VERSION_CODE;
1352                 cap->capabilities =
1353                         V4L2_CAP_VIDEO_CAPTURE |
1354                         V4L2_CAP_READWRITE     |
1355                         V4L2_CAP_STREAMING     |
1356                         0;
1357                 if (UNSET != core->tuner_type)
1358                         cap->capabilities |= V4L2_CAP_TUNER;
1359
1360                 return 0;
1361         }
1362
1363         /* --- capture ioctls ---------------------------------------- */
1364         case VIDIOC_ENUM_FMT:
1365         {
1366                 struct v4l2_fmtdesc *f = arg;
1367                 int index;
1368
1369                 index = f->index;
1370                 if (index != 0)
1371                         return -EINVAL;
1372
1373                 memset(f,0,sizeof(*f));
1374                 f->index = index;
1375                 strlcpy(f->description, "MPEG", sizeof(f->description));
1376                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1377                 f->pixelformat = V4L2_PIX_FMT_MPEG;
1378                 return 0;
1379         }
1380         case VIDIOC_G_FMT:
1381         {
1382                 struct v4l2_format *f = arg;
1383
1384                 memset(f,0,sizeof(*f));
1385                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1386                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1387                 f->fmt.pix.bytesperline = 0;
1388                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
1389                 f->fmt.pix.colorspace   = 0;
1390                 f->fmt.pix.width        = dev->width;
1391                 f->fmt.pix.height       = dev->height;
1392                 f->fmt.pix.field        = fh->mpegq.field;
1393                 dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
1394                         dev->width, dev->height, fh->mpegq.field );
1395                 return 0;
1396         }
1397         case VIDIOC_TRY_FMT:
1398         {
1399                 struct v4l2_format *f = arg;
1400
1401                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1402                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1403                 f->fmt.pix.bytesperline = 0;
1404                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
1405                 f->fmt.pix.colorspace   = 0;
1406                 dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
1407                         dev->width, dev->height, fh->mpegq.field );
1408                 return 0;
1409         }
1410         case VIDIOC_S_FMT:
1411         {
1412                 struct v4l2_format *f = arg;
1413
1414                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1415                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1416                 f->fmt.pix.bytesperline = 0;
1417                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
1418                 f->fmt.pix.colorspace   = 0;
1419                 dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
1420                         f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
1421                 return 0;
1422         }
1423
1424         /* --- streaming capture ------------------------------------- */
1425         case VIDIOC_REQBUFS:
1426                 return videobuf_reqbufs(&fh->mpegq, arg);
1427
1428         case VIDIOC_QUERYBUF:
1429                 return videobuf_querybuf(&fh->mpegq, arg);
1430
1431         case VIDIOC_QBUF:
1432                 return videobuf_qbuf(&fh->mpegq, arg);
1433
1434         case VIDIOC_DQBUF:
1435                 return videobuf_dqbuf(&fh->mpegq, arg,
1436                                       file->f_flags & O_NONBLOCK);
1437
1438         case VIDIOC_STREAMON:
1439                 return videobuf_streamon(&fh->mpegq);
1440
1441         case VIDIOC_STREAMOFF:
1442                 return videobuf_streamoff(&fh->mpegq);
1443
1444         /* --- mpeg compression -------------------------------------- */
1445         case VIDIOC_G_MPEGCOMP:
1446         {
1447                 struct v4l2_mpeg_compression *f = arg;
1448
1449                 memcpy(f,&dev->params,sizeof(*f));
1450                 return 0;
1451         }
1452         case VIDIOC_S_MPEGCOMP:
1453         {
1454                 struct v4l2_mpeg_compression *f = arg;
1455
1456                 blackbird_set_params(dev, f);
1457                 return 0;
1458         }
1459
1460         default:
1461                 return cx88_do_ioctl( inode, file, 0, dev->core, cmd, arg, cx88_ioctl_hook );
1462         }
1463         return 0;
1464 }
1465
1466 int (*cx88_ioctl_hook)(struct inode *inode, struct file *file,
1467                         unsigned int cmd, void *arg);
1468 unsigned int (*cx88_ioctl_translator)(unsigned int cmd);
1469
1470 static unsigned int mpeg_translate_ioctl(unsigned int cmd)
1471 {
1472         return cmd;
1473 }
1474
1475 static int mpeg_ioctl(struct inode *inode, struct file *file,
1476                         unsigned int cmd, unsigned long arg)
1477 {
1478         cmd = cx88_ioctl_translator( cmd );
1479         return video_usercopy(inode, file, cmd, arg, cx88_ioctl_hook);
1480 }
1481
1482 static int mpeg_open(struct inode *inode, struct file *file)
1483 {
1484         int minor = iminor(inode);
1485         struct cx8802_dev *h,*dev = NULL;
1486         struct cx8802_fh *fh;
1487         struct list_head *list;
1488
1489         list_for_each(list,&cx8802_devlist) {
1490                 h = list_entry(list, struct cx8802_dev, devlist);
1491                 if (h->mpeg_dev->minor == minor)
1492                         dev = h;
1493         }
1494         if (NULL == dev)
1495                 return -ENODEV;
1496
1497         if (blackbird_initialize_codec(dev) < 0)
1498                 return -EINVAL;
1499         dprintk(1,"open minor=%d\n",minor);
1500
1501         /* allocate + initialize per filehandle data */
1502         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1503         if (NULL == fh)
1504                 return -ENOMEM;
1505         file->private_data = fh;
1506         fh->dev      = dev;
1507
1508         videobuf_queue_init(&fh->mpegq, &blackbird_qops,
1509                             dev->pci, &dev->slock,
1510                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1511                             V4L2_FIELD_INTERLACED,
1512                             sizeof(struct cx88_buffer),
1513                             fh);
1514
1515         /* FIXME: locking against other video device */
1516         cx88_set_scale(dev->core, dev->width, dev->height,
1517                         fh->mpegq.field);
1518
1519         return 0;
1520 }
1521
1522 static int mpeg_release(struct inode *inode, struct file *file)
1523 {
1524         struct cx8802_fh  *fh  = file->private_data;
1525
1526         /* blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0, BLACKBIRD_END_NOW, 0, 0x13); */
1527         blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
1528                         BLACKBIRD_END_NOW,
1529                         BLACKBIRD_MPEG_CAPTURE,
1530                         BLACKBIRD_RAW_BITS_NONE
1531                 );
1532
1533         cx8802_cancel_buffers(fh->dev);
1534         /* stop mpeg capture */
1535         if (fh->mpegq.streaming)
1536                 videobuf_streamoff(&fh->mpegq);
1537         if (fh->mpegq.reading)
1538                 videobuf_read_stop(&fh->mpegq);
1539
1540         videobuf_mmap_free(&fh->mpegq);
1541         file->private_data = NULL;
1542         kfree(fh);
1543         return 0;
1544 }
1545
1546 static ssize_t
1547 mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1548 {
1549         struct cx8802_fh *fh = file->private_data;
1550
1551         return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
1552                                     file->f_flags & O_NONBLOCK);
1553 }
1554
1555 static unsigned int
1556 mpeg_poll(struct file *file, struct poll_table_struct *wait)
1557 {
1558         struct cx8802_fh *fh = file->private_data;
1559
1560         return videobuf_poll_stream(file, &fh->mpegq, wait);
1561 }
1562
1563 static int
1564 mpeg_mmap(struct file *file, struct vm_area_struct * vma)
1565 {
1566         struct cx8802_fh *fh = file->private_data;
1567
1568         return videobuf_mmap_mapper(&fh->mpegq, vma);
1569 }
1570
1571 static struct file_operations mpeg_fops =
1572 {
1573         .owner         = THIS_MODULE,
1574         .open          = mpeg_open,
1575         .release       = mpeg_release,
1576         .read          = mpeg_read,
1577         .poll          = mpeg_poll,
1578         .mmap          = mpeg_mmap,
1579         .ioctl         = mpeg_ioctl,
1580         .llseek        = no_llseek,
1581 };
1582
1583 static struct video_device cx8802_mpeg_template =
1584 {
1585         .name          = "cx8802",
1586         .type          = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES|VID_TYPE_MPEG_ENCODER,
1587         .hardware      = 0,
1588         .fops          = &mpeg_fops,
1589         .minor         = -1,
1590 };
1591
1592 /* ------------------------------------------------------------------ */
1593
1594 static void blackbird_unregister_video(struct cx8802_dev *dev)
1595 {
1596         if (dev->mpeg_dev) {
1597                 if (-1 != dev->mpeg_dev->minor)
1598                         video_unregister_device(dev->mpeg_dev);
1599                 else
1600                         video_device_release(dev->mpeg_dev);
1601                 dev->mpeg_dev = NULL;
1602         }
1603 }
1604
1605 static int blackbird_register_video(struct cx8802_dev *dev)
1606 {
1607         int err;
1608
1609         dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
1610                                        &cx8802_mpeg_template,"mpeg");
1611         err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
1612         if (err < 0) {
1613                 printk(KERN_INFO "%s/2: can't register mpeg device\n",
1614                        dev->core->name);
1615                 return err;
1616         }
1617         printk(KERN_INFO "%s/2: registered device video%d [mpeg]\n",
1618                dev->core->name,dev->mpeg_dev->minor & 0x1f);
1619         return 0;
1620 }
1621
1622 /* ----------------------------------------------------------- */
1623
1624 static int __devinit blackbird_probe(struct pci_dev *pci_dev,
1625                                      const struct pci_device_id *pci_id)
1626 {
1627         struct cx8802_dev *dev;
1628         struct cx88_core  *core;
1629         int err;
1630
1631         /* general setup */
1632         core = cx88_core_get(pci_dev);
1633         if (NULL == core)
1634                 return -EINVAL;
1635
1636         err = -ENODEV;
1637         if (!cx88_boards[core->board].blackbird)
1638                 goto fail_core;
1639
1640         err = -ENOMEM;
1641         dev = kzalloc(sizeof(*dev),GFP_KERNEL);
1642         if (NULL == dev)
1643                 goto fail_core;
1644         dev->pci = pci_dev;
1645         dev->core = core;
1646         dev->width = 720;
1647         dev->height = 576;
1648         memcpy(&dev->params,&default_mpeg_params,sizeof(default_mpeg_params));
1649         memcpy(&dev->dnr_params,&default_dnr_params,sizeof(default_dnr_params));
1650
1651         switch (core->board) {
1652         case CX88_BOARD_HAUPPAUGE_ROSLYN:
1653                 if (core->tuner_formats & V4L2_STD_525_60) {
1654                         dev->height = 480;
1655                         dev->params.vi_frame_rate = 30;
1656                 } else {
1657                         dev->height = 576;
1658                         dev->params.vi_frame_rate = 25;
1659                 }
1660                 break;
1661         case CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT:
1662                 if (core->tvnorm->id & V4L2_STD_525_60) {
1663                         dev->height = 480;
1664                         dev->params.vi_frame_rate = 30;
1665                 } else {
1666                         dev->height = 576;
1667                         dev->params.vi_frame_rate = 25;
1668                 }
1669                 break;
1670         }
1671
1672         err = cx8802_init_common(dev);
1673         if (0 != err)
1674                 goto fail_free;
1675
1676         /* blackbird stuff */
1677         printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
1678                core->name);
1679         host_setup(dev->core);
1680
1681         list_add_tail(&dev->devlist,&cx8802_devlist);
1682         blackbird_register_video(dev);
1683
1684         /* initial device configuration: needed ? */
1685
1686         return 0;
1687
1688  fail_free:
1689         kfree(dev);
1690  fail_core:
1691         cx88_core_put(core,pci_dev);
1692         return err;
1693 }
1694
1695 static void __devexit blackbird_remove(struct pci_dev *pci_dev)
1696 {
1697         struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
1698
1699         /* blackbird */
1700         blackbird_unregister_video(dev);
1701         list_del(&dev->devlist);
1702
1703         /* common */
1704         cx8802_fini_common(dev);
1705         cx88_core_put(dev->core,dev->pci);
1706         kfree(dev);
1707 }
1708
1709 static struct pci_device_id cx8802_pci_tbl[] = {
1710         {
1711                 .vendor       = 0x14f1,
1712                 .device       = 0x8802,
1713                 .subvendor    = PCI_ANY_ID,
1714                 .subdevice    = PCI_ANY_ID,
1715         },{
1716                 /* --- end of list --- */
1717         }
1718 };
1719 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
1720
1721 static struct pci_driver blackbird_pci_driver = {
1722         .name     = "cx88-blackbird",
1723         .id_table = cx8802_pci_tbl,
1724         .probe    = blackbird_probe,
1725         .remove   = __devexit_p(blackbird_remove),
1726         .suspend  = cx8802_suspend_common,
1727         .resume   = cx8802_resume_common,
1728 };
1729
1730 static int blackbird_init(void)
1731 {
1732         printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
1733                (CX88_VERSION_CODE >> 16) & 0xff,
1734                (CX88_VERSION_CODE >>  8) & 0xff,
1735                CX88_VERSION_CODE & 0xff);
1736 #ifdef SNAPSHOT
1737         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
1738                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1739 #endif
1740         cx88_ioctl_hook = mpeg_do_ioctl;
1741         cx88_ioctl_translator = mpeg_translate_ioctl;
1742         return pci_register_driver(&blackbird_pci_driver);
1743 }
1744
1745 static void blackbird_fini(void)
1746 {
1747         pci_unregister_driver(&blackbird_pci_driver);
1748 }
1749
1750 module_init(blackbird_init);
1751 module_exit(blackbird_fini);
1752
1753 EXPORT_SYMBOL(cx88_ioctl_hook);
1754 EXPORT_SYMBOL(cx88_ioctl_translator);
1755 EXPORT_SYMBOL(blackbird_set_params);
1756 EXPORT_SYMBOL(blackbird_set_dnr_params);
1757
1758 /* ----------------------------------------------------------- */
1759 /*
1760  * Local variables:
1761  * c-basic-offset: 8
1762  * End:
1763  * 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
1764  */