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
  34 #include "cx88.h"
  35
  36 MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
  37 MODULE_AUTHOR("Jelle Foks <jelle@foks.8m.com>");
  38 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
  39 MODULE_LICENSE("GPL");
  40
  41 static unsigned int mpegbufs = 32;
  42 module_param(mpegbufs,int,0644);
  43 MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
  44
  45 static unsigned int debug = 0;
  46 module_param(debug,int,0644);
  47 MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
  48
  49 #define dprintk(level,fmt, arg...)      if (debug >= level) \
  50         printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg)
  51
  52 static LIST_HEAD(cx8802_devlist);
  53
  54 /* ------------------------------------------------------------------ */
  55
  56 #define BLACKBIRD_FIRM_ENC_FILENAME "blackbird-fw-enc.bin"
  57 #define BLACKBIRD_FIRM_IMAGE_SIZE 256*1024
  58
  59 /* defines below are from ivtv-driver.h */
  60
  61 #define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
  62
  63 /* Firmware API commands */
  64 #define IVTV_API_STD_TIMEOUT 500
  65
  66 #define BLACKBIRD_API_PING               0x80
  67 #define BLACKBIRD_API_BEGIN_CAPTURE      0x81
  68 enum blackbird_capture_type {
  69         BLACKBIRD_MPEG_CAPTURE,
  70         BLACKBIRD_RAW_CAPTURE,
  71         BLACKBIRD_RAW_PASSTHRU_CAPTURE
  72 };
  73 enum blackbird_capture_bits {
  74         BLACKBIRD_RAW_BITS_NONE             = 0x00,
  75         BLACKBIRD_RAW_BITS_YUV_CAPTURE      = 0x01,
  76         BLACKBIRD_RAW_BITS_PCM_CAPTURE      = 0x02,
  77         BLACKBIRD_RAW_BITS_VBI_CAPTURE      = 0x04,
  78         BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
  79         BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE  = 0x10
  80 };
  81 #define BLACKBIRD_API_END_CAPTURE        0x82
  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 #define BLACKBIRD_API_SET_AUDIO_ID       0x89
  87 #define BLACKBIRD_API_SET_VIDEO_ID       0x8B
  88 #define BLACKBIRD_API_SET_PCR_ID         0x8D
  89 #define BLACKBIRD_API_SET_FRAMERATE      0x8F
  90 enum blackbird_framerate {
  91         BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
  92         BLACKBIRD_FRAMERATE_PAL_25   /* PAL: 25fps */
  93 };
  94 #define BLACKBIRD_API_SET_RESOLUTION     0x91
  95 #define BLACKBIRD_API_SET_VIDEO_BITRATE  0x95
  96 enum blackbird_video_bitrate_type {
  97         BLACKBIRD_VIDEO_VBR,
  98         BLACKBIRD_VIDEO_CBR
  99 };
 100 #define BLACKBIRD_PEAK_RATE_DIVISOR 400
 101 enum blackbird_mux_rate {
 102         BLACKBIRD_MUX_RATE_DEFAULT,
 103          /* dvd mux rate: multiply by 400 to get the actual rate */
 104         BLACKBIRD_MUX_RATE_DVD = 25200
 105 };
 106 #define BLACKBIRD_API_SET_GOP_STRUCTURE  0x97
 107 #define BLACKBIRD_API_SET_ASPECT_RATIO   0x99
 108 enum blackbird_aspect_ratio {
 109         BLACKBIRD_ASPECT_RATIO_FORBIDDEN,
 110         BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
 111         BLACKBIRD_ASPECT_RATIO_4_3,
 112         BLACKBIRD_ASPECT_RATIO_16_9,
 113         BLACKBIRD_ASPECT_RATIO_221_100,
 114         BLACKBIRD_ASPECT_RATIO_RESERVED
 115 };
 116 #define BLACKBIRD_API_SET_DNR_MODE       0x9B
 117 enum blackbird_dnr_bits {
 118         BLACKBIRD_DNR_BITS_MANUAL,
 119         BLACKBIRD_DNR_BITS_AUTO_SPATIAL,
 120         BLACKBIRD_DNR_BITS_AUTO_TEMPORAL,
 121         BLACKBIRD_DNR_BITS_AUTO
 122 };
 123 enum blackbird_median_filter {
 124         BLACKBIRD_MEDIAN_FILTER_DISABLED,
 125         BLACKBIRD_MEDIAN_FILTER_HORIZONTAL,
 126         BLACKBIRD_MEDIAN_FILTER_VERTICAL,
 127         BLACKBIRD_MEDIAN_FILTER_HV,
 128         BLACKBIRD_MEDIAN_FILTER_DIAGONAL
 129 };
 130 #define BLACKBIRD_API_SET_MANUAL_DNR     0x9D
 131 #define BLACKBIRD_API_SET_DNR_MEDIAN     0x9F
 132 #define BLACKBIRD_API_SET_SPATIAL_FILTER 0xA1
 133 enum blackbird_spatial_filter_luma {
 134         BLACKBIRD_SPATIAL_FILTER_LUMA_DISABLED,
 135         BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
 136         BLACKBIRD_SPATIAL_FILTER_LUMA_1D_VERT,
 137         BLACKBIRD_SPATIAL_FILTER_LUMA_2D_HV, /* separable, default */
 138         BLACKBIRD_SPATIAL_FILTER_LUMA_2D_SYMM /* symmetric non-separable */
 139 };
 140 enum blackbird_spatial_filter_chroma {
 141         BLACKBIRD_SPATIAL_FILTER_CHROMA_DISABLED,
 142         BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ /* default */
 143 };
 144 #define BLACKBIRD_API_SET_3_2_PULLDOWN   0xB1
 145 enum blackbird_pulldown {
 146         BLACKBIRD_3_2_PULLDOWN_DISABLED,
 147         BLACKBIRD_3_2_PULLDOWN_ENABLED
 148 };
 149 #define BLACKBIRD_API_SET_VBI_LINE_NO    0xB7
 150 enum blackbird_vbi_line_bits {
 151         BLACKBIRD_VBI_LINE_BITS_TOP_FIELD,
 152         BLACKBIRD_VBI_LINE_BITS_BOT_FIELD = (1 << 31),
 153         BLACKBIRD_VBI_LINE_BITS_ALL_LINES = 0xFFFFFFFF
 154 };
 155 enum blackbird_vbi_line {
 156         BLACKBIRD_VBI_LINE_DISABLED,
 157         BLACKBIRD_VBI_LINE_ENABLED
 158 };
 159 enum blackbird_vbi_slicing {
 160         BLACKBIRD_VBI_SLICING_NONE,
 161         BLACKBIRD_VBI_SLICING_CLOSED_CAPTION
 162 };
 163 #define BLACKBIRD_API_SET_STREAM_TYPE    0xB9
 164 enum blackbird_stream_type {
 165         BLACKBIRD_STREAM_PROGRAM,
 166         BLACKBIRD_STREAM_TRANSPORT,
 167         BLACKBIRD_STREAM_MPEG1,
 168         BLACKBIRD_STREAM_PES_AV,
 169         BLACKBIRD_STREAM_UNKNOWN4,
 170         BLACKBIRD_STREAM_PES_VIDEO,
 171         BLACKBIRD_STREAM_UNKNOWN6,
 172         BLACKBIRD_STREAM_PES_AUDIO,
 173         BLACKBIRD_STREAM_UNKNOWN8,
 174         BLACKBIRD_STREAM_UNKNOWN9, /* audio/pcm ? */
 175         BLACKBIRD_STREAM_DVD,
 176         BLACKBIRD_STREAM_VCD,
 177         BLACKBIRD_STREAM_UNKNOWN12 /* svcd/xvcd ? */
 178 };
 179 #define BLACKBIRD_API_SET_OUTPUT_PORT    0xBB
 180 enum blackbird_stream_port {
 181         BLACKBIRD_OUTPUT_PORT_MEMORY,
 182         BLACKBIRD_OUTPUT_PORT_STREAMING,
 183         BLACKBIRD_OUTPUT_PORT_SERIAL
 184 };
 185 #define BLACKBIRD_API_SET_AUDIO_PARAMS   0xBD
 186 enum blackbird_audio_bits_sample_rate {
 187         BLACKBIRD_AUDIO_BITS_44100HZ,
 188         BLACKBIRD_AUDIO_BITS_48000HZ,
 189         BLACKBIRD_AUDIO_BITS_32000HZ,
 190         BLACKBIRD_AUDIO_BITS_RESERVED_HZ,
 191 };
 192 enum blackbird_audio_bits_encoding {
 193         BLACKBIRD_AUDIO_BITS_LAYER_1 = 0x1 << 2,
 194         BLACKBIRD_AUDIO_BITS_LAYER_2 = 0x2 << 2,
 195 };
 196 enum blackbird_audio_bits_bitrate_layer_1 {
 197         BLACKBIRD_AUDIO_BITS_LAYER_1_FREE_FORMAT,
 198         BLACKBIRD_AUDIO_BITS_LAYER_1_32  = 0x01 << 4,
 199         BLACKBIRD_AUDIO_BITS_LAYER_1_64  = 0x02 << 4,
 200         BLACKBIRD_AUDIO_BITS_LAYER_1_96  = 0x03 << 4,
 201         BLACKBIRD_AUDIO_BITS_LAYER_1_128 = 0x04 << 4,
 202         BLACKBIRD_AUDIO_BITS_LAYER_1_160 = 0x05 << 4,
 203         BLACKBIRD_AUDIO_BITS_LAYER_1_192 = 0x06 << 4,
 204         BLACKBIRD_AUDIO_BITS_LAYER_1_224 = 0x07 << 4,
 205         BLACKBIRD_AUDIO_BITS_LAYER_1_256 = 0x08 << 4,
 206         BLACKBIRD_AUDIO_BITS_LAYER_1_288 = 0x09 << 4,
 207         BLACKBIRD_AUDIO_BITS_LAYER_1_320 = 0x0A << 4,
 208         BLACKBIRD_AUDIO_BITS_LAYER_1_352 = 0x0B << 4,
 209         BLACKBIRD_AUDIO_BITS_LAYER_1_384 = 0x0C << 4,
 210         BLACKBIRD_AUDIO_BITS_LAYER_1_416 = 0x0D << 4,
 211         BLACKBIRD_AUDIO_BITS_LAYER_1_448 = 0x0E << 4,
 212 };
 213 enum blackbird_audio_bits_bitrate_layer_2 {
 214         BLACKBIRD_AUDIO_BITS_LAYER_2_FREE_FORMAT,
 215         BLACKBIRD_AUDIO_BITS_LAYER_2_32  = 0x01 << 4,
 216         BLACKBIRD_AUDIO_BITS_LAYER_2_48  = 0x02 << 4,
 217         BLACKBIRD_AUDIO_BITS_LAYER_2_56  = 0x03 << 4,
 218         BLACKBIRD_AUDIO_BITS_LAYER_2_64  = 0x04 << 4,
 219         BLACKBIRD_AUDIO_BITS_LAYER_2_80  = 0x05 << 4,
 220         BLACKBIRD_AUDIO_BITS_LAYER_2_96  = 0x06 << 4,
 221         BLACKBIRD_AUDIO_BITS_LAYER_2_112 = 0x07 << 4,
 222         BLACKBIRD_AUDIO_BITS_LAYER_2_128 = 0x08 << 4,
 223         BLACKBIRD_AUDIO_BITS_LAYER_2_160 = 0x09 << 4,
 224         BLACKBIRD_AUDIO_BITS_LAYER_2_192 = 0x0A << 4,
 225         BLACKBIRD_AUDIO_BITS_LAYER_2_224 = 0x0B << 4,
 226         BLACKBIRD_AUDIO_BITS_LAYER_2_256 = 0x0C << 4,
 227         BLACKBIRD_AUDIO_BITS_LAYER_2_320 = 0x0D << 4,
 228         BLACKBIRD_AUDIO_BITS_LAYER_2_384 = 0x0E << 4,
 229 };
 230 enum blackbird_audio_bits_mode {
 231         BLACKBIRD_AUDIO_BITS_STEREO,
 232         BLACKBIRD_AUDIO_BITS_JOINT_STEREO = 0x1 << 8,
 233         BLACKBIRD_AUDIO_BITS_DUAL         = 0x2 << 8,
 234         BLACKBIRD_AUDIO_BITS_MONO         = 0x3 << 8,
 235 };
 236 enum blackbird_audio_bits_mode_extension {
 237         BLACKBIRD_AUDIO_BITS_BOUND_4,
 238         BLACKBIRD_AUDIO_BITS_BOUND_8  = 0x1 << 10,
 239         BLACKBIRD_AUDIO_BITS_BOUND_12 = 0x2 << 10,
 240         BLACKBIRD_AUDIO_BITS_BOUND_16 = 0x3 << 10,
 241 };
 242 enum blackbird_audio_bits_emphasis {
 243         BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE,
 244         BLACKBIRD_AUDIO_BITS_EMPHASIS_50_15     = 0x1 << 12,
 245         BLACKBIRD_AUDIO_BITS_EMPHASIS_RESERVED  = 0x2 << 12,
 246         BLACKBIRD_AUDIO_BITS_EMPHASIS_CCITT_J17 = 0x3 << 12,
 247 };
 248 enum blackbird_audio_bits_crc {
 249         BLACKBIRD_AUDIO_BITS_CRC_OFF,
 250         BLACKBIRD_AUDIO_BITS_CRC_ON = 0x1 << 14,
 251 };
 252 enum blackbird_audio_bits_copyright {
 253         BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF,
 254         BLACKBIRD_AUDIO_BITS_COPYRIGHT_ON = 0x1 << 15,
 255 };
 256 enum blackbird_audio_bits_original {
 257         BLACKBIRD_AUDIO_BITS_COPY,
 258         BLACKBIRD_AUDIO_BITS_ORIGINAL = 0x1 << 16,
 259 };
 260 #define BLACKBIRD_API_HALT               0xC3
 261 #define BLACKBIRD_API_GET_VERSION        0xC4
 262 #define BLACKBIRD_API_SET_GOP_CLOSURE    0xC5
 263 enum blackbird_gop_closure {
 264         BLACKBIRD_GOP_CLOSURE_OFF,
 265         BLACKBIRD_GOP_CLOSURE_ON,
 266 };
 267 #define BLACKBIRD_API_DATA_XFER_STATUS   0xC6
 268 enum blackbird_data_xfer_status {
 269         BLACKBIRD_MORE_BUFFERS_FOLLOW,
 270         BLACKBIRD_LAST_BUFFER,
 271 };
 272 #define BLACKBIRD_API_PROGRAM_INDEX_INFO 0xC7
 273 enum blackbird_picture_mask {
 274         BLACKBIRD_PICTURE_MASK_NONE,
 275         BLACKBIRD_PICTURE_MASK_I_FRAMES,
 276         BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3,
 277         BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7,
 278 };
 279 #define BLACKBIRD_API_SET_VBI_PARAMS     0xC8
 280 enum blackbird_vbi_mode_bits {
 281         BLACKBIRD_VBI_BITS_SLICED,
 282         BLACKBIRD_VBI_BITS_RAW,
 283 };
 284 enum blackbird_vbi_insertion_bits {
 285         BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
 286         BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
 287         BLACKBIRD_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
 288         BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
 289         BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
 290 };
 291 #define BLACKBIRD_API_SET_DMA_BLOCK_SIZE 0xC9
 292 enum blackbird_dma_unit {
 293         BLACKBIRD_DMA_BYTES,
 294         BLACKBIRD_DMA_FRAMES,
 295 };
 296 #define BLACKBIRD_API_DMA_TRANSFER_INFO  0xCA
 297 #define BLACKBIRD_API_DMA_TRANSFER_STAT  0xCB
 298 enum blackbird_dma_transfer_status_bits {
 299         BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01,
 300         BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04,
 301         BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
 302 };
 303 #define BLACKBIRD_API_SET_DMA2HOST_ADDR  0xCC
 304 #define BLACKBIRD_API_INIT_VIDEO_INPUT   0xCD
 305 #define BLACKBIRD_API_SET_FRAMESKIP      0xD0
 306 #define BLACKBIRD_API_PAUSE              0xD2
 307 enum blackbird_pause {
 308         BLACKBIRD_PAUSE_ENCODING,
 309         BLACKBIRD_RESUME_ENCODING,
 310 };
 311 #define BLACKBIRD_API_REFRESH_INPUT      0xD3
 312 #define BLACKBIRD_API_SET_COPYRIGHT      0xD4
 313 enum blackbird_copyright {
 314         BLACKBIRD_COPYRIGHT_OFF,
 315         BLACKBIRD_COPYRIGHT_ON,
 316 };
 317 #define BLACKBIRD_API_SET_NOTIFICATION   0xD5
 318 enum blackbird_notification_type {
 319         BLACKBIRD_NOTIFICATION_REFRESH,
 320 };
 321 enum blackbird_notification_status {
 322         BLACKBIRD_NOTIFICATION_OFF,
 323         BLACKBIRD_NOTIFICATION_ON,
 324 };
 325 enum blackbird_notification_mailbox {
 326         BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1,
 327 };
 328 #define BLACKBIRD_API_SET_CAPTURE_LINES  0xD6
 329 enum blackbird_field1_lines {
 330         BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */
 331         BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */
 332         BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */
 333 };
 334 enum blackbird_field2_lines {
 335         BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */
 336         BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */
 337         BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */
 338 };
 339 #define BLACKBIRD_API_SET_CUSTOM_DATA    0xD7
 340 enum blackbird_custom_data_type {
 341         BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
 342         BLACKBIRD_CUSTOM_PRIVATE_PACKET,
 343 };
 344 #define BLACKBIRD_API_MUTE_VIDEO         0xD9
 345 enum blackbird_mute {
 346         BLACKBIRD_UNMUTE,
 347         BLACKBIRD_MUTE,
 348 };
 349 enum blackbird_mute_video_mask {
 350         BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00,
 351         BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000,
 352         BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000,
 353 };
 354 enum blackbird_mute_video_shift {
 355         BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8,
 356         BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16,
 357         BLACKBIRD_MUTE_VIDEO_Y_SHIFT = 24,
 358 };
 359 #define BLACKBIRD_API_MUTE_AUDIO         0xDA
 360
 361 /* Registers */
 362 #define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8 /*| IVTV_REG_OFFSET*/)
 363 #define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC /*| IVTV_REG_OFFSET*/)
 364 #define IVTV_REG_SPU (0x9050 /*| IVTV_REG_OFFSET*/)
 365 #define IVTV_REG_HW_BLOCKS (0x9054 /*| IVTV_REG_OFFSET*/)
 366 #define IVTV_REG_VPU (0x9058 /*| IVTV_REG_OFFSET*/)
 367 #define IVTV_REG_APU (0xA064 /*| IVTV_REG_OFFSET*/)
 368
 369 /* ------------------------------------------------------------------ */
 370
 371 static void host_setup(struct cx88_core *core)
 372 {
 373         /* toggle reset of the host */
 374         cx_write(MO_GPHST_SOFT_RST, 1);
 375         udelay(100);
 376         cx_write(MO_GPHST_SOFT_RST, 0);
 377         udelay(100);
 378
 379         /* host port setup */
 380         cx_write(MO_GPHST_WSC, 0x44444444U);
 381         cx_write(MO_GPHST_XFR, 0);
 382         cx_write(MO_GPHST_WDTH, 15);
 383         cx_write(MO_GPHST_HDSHK, 0);
 384         cx_write(MO_GPHST_MUX16, 0x44448888U);
 385         cx_write(MO_GPHST_MODE, 0);
 386 }
 387
 388 /* ------------------------------------------------------------------ */
 389
 390 #define P1_MDATA0 0x390000
 391 #define P1_MDATA1 0x390001
 392 #define P1_MDATA2 0x390002
 393 #define P1_MDATA3 0x390003
 394 #define P1_MADDR2 0x390004
 395 #define P1_MADDR1 0x390005
 396 #define P1_MADDR0 0x390006
 397 #define P1_RDATA0 0x390008
 398 #define P1_RDATA1 0x390009
 399 #define P1_RDATA2 0x39000A
 400 #define P1_RDATA3 0x39000B
 401 #define P1_RADDR0 0x39000C
 402 #define P1_RADDR1 0x39000D
 403 #define P1_RRDWR  0x39000E
 404
 405 static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state)
 406 {
 407         unsigned long timeout = jiffies + msecs_to_jiffies(1);
 408         u32 gpio0,need;
 409
 410         need = state ? 2 : 0;
 411         for (;;) {
 412                 gpio0 = cx_read(MO_GP0_IO) & 2;
 413                 if (need == gpio0)
 414                         return 0;
 415                 if (time_after(jiffies,timeout))
 416                         return -1;
 417                 udelay(1);
 418         }
 419 }
 420
 421 static int memory_write(struct cx88_core *core, u32 address, u32 value)
 422 {
 423         /* Warning: address is dword address (4 bytes) */
 424         cx_writeb(P1_MDATA0, (unsigned int)value);
 425         cx_writeb(P1_MDATA1, (unsigned int)(value >> 8));
 426         cx_writeb(P1_MDATA2, (unsigned int)(value >> 16));
 427         cx_writeb(P1_MDATA3, (unsigned int)(value >> 24));
 428         cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) | 0x40);
 429         cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
 430         cx_writeb(P1_MADDR0, (unsigned int)address);
 431         cx_read(P1_MDATA0);
 432         cx_read(P1_MADDR0);
 433
 434         return wait_ready_gpio0_bit1(core,1);
 435 }
 436
 437 static int memory_read(struct cx88_core *core, u32 address, u32 *value)
 438 {
 439         int retval;
 440         u32 val;
 441
 442         /* Warning: address is dword address (4 bytes) */
 443         cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) & ~0xC0);
 444         cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
 445         cx_writeb(P1_MADDR0, (unsigned int)address);
 446         cx_read(P1_MADDR0);
 447
 448         retval = wait_ready_gpio0_bit1(core,1);
 449
 450         cx_writeb(P1_MDATA3, 0);
 451         val     = (unsigned char)cx_read(P1_MDATA3) << 24;
 452         cx_writeb(P1_MDATA2, 0);
 453         val    |= (unsigned char)cx_read(P1_MDATA2) << 16;
 454         cx_writeb(P1_MDATA1, 0);
 455         val    |= (unsigned char)cx_read(P1_MDATA1) << 8;
 456         cx_writeb(P1_MDATA0, 0);
 457         val    |= (unsigned char)cx_read(P1_MDATA0);
 458
 459         *value  = val;
 460         return retval;
 461 }
 462
 463 static int register_write(struct cx88_core *core, u32 address, u32 value)
 464 {
 465         cx_writeb(P1_RDATA0, (unsigned int)value);
 466         cx_writeb(P1_RDATA1, (unsigned int)(value >> 8));
 467         cx_writeb(P1_RDATA2, (unsigned int)(value >> 16));
 468         cx_writeb(P1_RDATA3, (unsigned int)(value >> 24));
 469         cx_writeb(P1_RADDR0, (unsigned int)address);
 470         cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
 471         cx_writeb(P1_RRDWR, 1);
 472         cx_read(P1_RDATA0);
 473         cx_read(P1_RADDR0);
 474
 475         return wait_ready_gpio0_bit1(core,1);
 476 }
 477
 478
 479 static int register_read(struct cx88_core *core, u32 address, u32 *value)
 480 {
 481         int retval;
 482         u32 val;
 483
 484         cx_writeb(P1_RADDR0, (unsigned int)address);
 485         cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
 486         cx_writeb(P1_RRDWR, 0);
 487         cx_read(P1_RADDR0);
 488
 489         retval  = wait_ready_gpio0_bit1(core,1);
 490         val     = (unsigned char)cx_read(P1_RDATA0);
 491         val    |= (unsigned char)cx_read(P1_RDATA1) << 8;
 492         val    |= (unsigned char)cx_read(P1_RDATA2) << 16;
 493         val    |= (unsigned char)cx_read(P1_RDATA3) << 24;
 494
 495         *value  = val;
 496         return retval;
 497 }
 498
 499 /* ------------------------------------------------------------------ */
 500
 501 /* We don't need to call the API often, so using just one mailbox will probably suffice */
 502 static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
 503                              u32 inputcnt, u32 outputcnt, ...)
 504 {
 505         unsigned long timeout;
 506         u32 value, flag, retval;
 507         int i;
 508         va_list args;
 509         va_start(args, outputcnt);
 510
 511         dprintk(1,"%s: 0x%X\n", __FUNCTION__, command);
 512
 513         /* this may not be 100% safe if we can't read any memory location
 514            without side effects */
 515         memory_read(dev->core, dev->mailbox - 4, &value);
 516         if (value != 0x12345678) {
 517                 dprintk(0, "Firmware and/or mailbox pointer not initialized or corrupted\n");
 518                 return -1;
 519         }
 520
 521         memory_read(dev->core, dev->mailbox, &flag);
 522         if (flag) {
 523                 dprintk(0, "ERROR: Mailbox appears to be in use (%x)\n", flag);
 524                 return -1;
 525         }
 526
 527         flag |= 1; /* tell 'em we're working on it */
 528         memory_write(dev->core, dev->mailbox, flag);
 529
 530         /* write command + args + fill remaining with zeros */
 531         memory_write(dev->core, dev->mailbox + 1, command); /* command code */
 532         memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */
 533         for (i = 0; i < inputcnt ; i++) {
 534                 value = va_arg(args, int);
 535                 memory_write(dev->core, dev->mailbox + 4 + i, value);
 536                 dprintk(1, "API Input %d = %d\n", i, value);
 537         }
 538         for (; i < 16 ; i++)
 539                 memory_write(dev->core, dev->mailbox + 4 + i, 0);
 540
 541         flag |= 3; /* tell 'em we're done writing */
 542         memory_write(dev->core, dev->mailbox, flag);
 543
 544         /* wait for firmware to handle the API command */
 545         timeout = jiffies + msecs_to_jiffies(10);
 546         for (;;) {
 547                 memory_read(dev->core, dev->mailbox, &flag);
 548                 if (0 != (flag & 4))
 549                         break;
 550                 if (time_after(jiffies,timeout)) {
 551                         dprintk(0, "ERROR: API Mailbox timeout\n");
 552                         return -1;
 553                 }
 554                 udelay(10);
 555         }
 556
 557         /* read output values */
 558         for (i = 0; i < outputcnt ; i++) {
 559                 int *vptr = va_arg(args, int *);
 560                 memory_read(dev->core, dev->mailbox + 4 + i, vptr);
 561                 dprintk(1, "API Output %d = %d\n", i, *vptr);
 562         }
 563         va_end(args);
 564
 565         memory_read(dev->core, dev->mailbox + 2, &retval);
 566         dprintk(1, "API result = %d\n",retval);
 567
 568         flag = 0;
 569         memory_write(dev->core, dev->mailbox, flag);
 570         return retval;
 571 }
 572
 573
 574 static int blackbird_find_mailbox(struct cx8802_dev *dev)
 575 {
 576         u32 signature[4]={0x12345678, 0x34567812, 0x56781234, 0x78123456};
 577         int signaturecnt=0;
 578         u32 value;
 579         int i;
 580
 581         for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) {
 582                 memory_read(dev->core, i, &value);
 583                 if (value == signature[signaturecnt])
 584                         signaturecnt++;
 585                 else
 586                         signaturecnt = 0;
 587                 if (4 == signaturecnt) {
 588                         dprintk(1, "Mailbox signature found\n");
 589                         return i+1;
 590                 }
 591         }
 592         dprintk(0, "Mailbox signature values not found!\n");
 593         return -1;
 594 }
 595
 596 static int blackbird_load_firmware(struct cx8802_dev *dev)
 597 {
 598         static const unsigned char magic[8] = {
 599                 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
 600         };
 601         const struct firmware *firmware;
 602         int i, retval = 0;
 603         u32 value = 0;
 604         u32 checksum = 0;
 605         u32 *dataptr;
 606
 607         retval  = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED);
 608         retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
 609         retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH, 0x80000640);
 610         retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
 611         msleep(1);
 612         retval |= register_write(dev->core, IVTV_REG_APU, 0);
 613
 614         if (retval < 0)
 615                 dprintk(0, "Error with register_write\n");
 616
 617         retval = request_firmware(&firmware, BLACKBIRD_FIRM_ENC_FILENAME,
 618                                   &dev->pci->dev);
 619         if (retval != 0) {
 620                 dprintk(0, "ERROR: Hotplug firmware request failed (%s).\n",
 621                         BLACKBIRD_FIRM_ENC_FILENAME);
 622                 dprintk(0, "Please fix your hotplug setup, the board will "
 623                         "not work without firmware loaded!\n");
 624                 return -1;
 625         }
 626
 627         if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
 628                 dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
 629                         firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
 630                 return -1;
 631         }
 632
 633         if (0 != memcmp(firmware->data, magic, 8)) {
 634                 dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
 635                 return -1;
 636         }
 637
 638         /* transfer to the chip */
 639         dprintk(1,"Loading firmware ...\n");
 640         dataptr = (u32*)firmware->data;
 641         for (i = 0; i < (firmware->size >> 2); i++) {
 642                 value = *dataptr;
 643                 checksum += ~value;
 644                 memory_write(dev->core, i, value);
 645                 dataptr++;
 646         }
 647
 648         /* read back to verify with the checksum */
 649         for (i--; i >= 0; i--) {
 650                 memory_read(dev->core, i, &value);
 651                 checksum -= ~value;
 652         }
 653         if (checksum) {
 654                 dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
 655                 return -1;
 656         }
 657         release_firmware(firmware);
 658         dprintk(0, "Firmware upload successful.\n");
 659
 660         retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
 661         retval |= register_read(dev->core, IVTV_REG_SPU, &value);
 662         retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
 663         msleep(1);
 664
 665         retval |= register_read(dev->core, IVTV_REG_VPU, &value);
 666         retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
 667
 668         if (retval < 0)
 669                 dprintk(0, "Error with register_write\n");
 670         return 0;
 671 }
 672
 673 /**
 674  Settings used by the windows tv app for PVR2000:
 675 =================================================================================================================
 676 Profile | Codec | Resolution | CBR/VBR | Video Qlty   | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
 677 -----------------------------------------------------------------------------------------------------------------
 678 MPEG-1  | MPEG1 | 352x288PAL | (CBR)   | 1000:Optimal | 2000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 679 MPEG-2  | MPEG2 | 720x576PAL | VBR     | 600 :Good    | 4000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 680 VCD     | MPEG1 | 352x288PAL | (CBR)   | 1000:Optimal | 1150 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 681 DVD     | MPEG2 | 720x576PAL | VBR     | 600 :Good    | 6000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 682 DB* DVD | MPEG2 | 720x576PAL | CBR     | 600 :Good    | 6000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 683 =================================================================================================================
 684 *DB: "DirectBurn"
 685 */
 686
 687 static struct blackbird_dnr default_dnr_params = {
 688         .mode     = BLACKBIRD_DNR_BITS_MANUAL,
 689         .type     = BLACKBIRD_MEDIAN_FILTER_DISABLED,
 690         .spatial  = 0,
 691         .temporal = 0
 692 };
 693 static struct v4l2_mpeg_compression default_mpeg_params = {
 694         .st_type          = V4L2_MPEG_PS_2,
 695         .st_bitrate       = {
 696                 .mode     = V4L2_BITRATE_CBR,
 697                 .min      = 0,
 698                 .target   = 0,
 699                 .max      = 0
 700         },
 701         .ts_pid_pmt       = 16,
 702         .ts_pid_audio     = 260,
 703         .ts_pid_video     = 256,
 704         .ts_pid_pcr       = 259,
 705         .ps_size          = 0,
 706         .au_type          = V4L2_MPEG_AU_2_II,
 707         .au_bitrate       = {
 708                 .mode     = V4L2_BITRATE_CBR,
 709                 .min      = 224,
 710                 .target   = 224,
 711                 .max      = 224
 712         },
 713         .au_sample_rate    = 44100,
 714         .au_pesid          = 0,
 715         .vi_type           = V4L2_MPEG_VI_2,
 716         .vi_aspect_ratio   = V4L2_MPEG_ASPECT_4_3,
 717         .vi_bitrate        = {
 718                 .mode      = V4L2_BITRATE_CBR,
 719                 .min       = 4000,
 720                 .target    = 4500,
 721                 .max       = 6000
 722         },
 723         .vi_frame_rate     = 25,
 724         .vi_frames_per_gop = 15,
 725         .vi_bframes_count  = 2,
 726         .vi_pesid          = 0,
 727         .closed_gops       = 0,
 728         .pulldown          = 0
 729 };
 730
 731 static enum blackbird_stream_type mpeg_stream_types[] = {
 732         [V4L2_MPEG_SS_1]   = BLACKBIRD_STREAM_MPEG1,
 733         [V4L2_MPEG_PS_2]   = BLACKBIRD_STREAM_PROGRAM,
 734         [V4L2_MPEG_TS_2]   = BLACKBIRD_STREAM_TRANSPORT,
 735         [V4L2_MPEG_PS_DVD] = BLACKBIRD_STREAM_DVD,
 736 };
 737 static enum blackbird_aspect_ratio mpeg_stream_ratios[] = {
 738         [V4L2_MPEG_ASPECT_SQUARE] = BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
 739         [V4L2_MPEG_ASPECT_4_3]    = BLACKBIRD_ASPECT_RATIO_4_3,
 740         [V4L2_MPEG_ASPECT_16_9]   = BLACKBIRD_ASPECT_RATIO_16_9,
 741         [V4L2_MPEG_ASPECT_1_221]  = BLACKBIRD_ASPECT_RATIO_221_100,
 742 };
 743 static enum blackbird_video_bitrate_type mpeg_video_bitrates[] = {
 744         [V4L2_BITRATE_NONE] = BLACKBIRD_VIDEO_CBR,
 745         [V4L2_BITRATE_CBR]  = BLACKBIRD_VIDEO_CBR,
 746         [V4L2_BITRATE_VBR]  = BLACKBIRD_VIDEO_VBR,
 747 };
 748 /* find the best layer I/II bitrate to fit a given numeric value */
 749 struct bitrate_bits {
 750         u32 bits; /* layer bits for the best fit */
 751         u32 rate; /* actual numeric value for the layer best fit */
 752 };
 753 struct bitrate_approximation {
 754         u32                 target;   /* numeric value of the rate we want */
 755         struct bitrate_bits layer[2];
 756 };
 757 static struct bitrate_approximation mpeg_audio_bitrates[] = {
 758         /* target  layer[0].bits           layer[0].rate       layer[1].bits           layer[1].rate */
 759         {   0, { {                                0,   0, }, {                                0,   0, }, }, },
 760         {  32, { { BLACKBIRD_AUDIO_BITS_LAYER_1_32 ,  32, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_32 ,  32, }, }, },
 761         {  48, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 ,  64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_48 ,  48, }, }, },
 762         {  56, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 ,  64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_56 ,  56, }, }, },
 763         {  64, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 ,  64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_64 ,  64, }, }, },
 764         {  80, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 ,  96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_80 ,  80, }, }, },
 765         {  96, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 ,  96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_96 ,  96, }, }, },
 766         { 112, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_112, 112, }, }, },
 767         { 128, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_128, 128, }, }, },
 768         { 160, { { BLACKBIRD_AUDIO_BITS_LAYER_1_160, 160, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_160, 160, }, }, },
 769         { 192, { { BLACKBIRD_AUDIO_BITS_LAYER_1_192, 192, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_192, 192, }, }, },
 770         { 224, { { BLACKBIRD_AUDIO_BITS_LAYER_1_224, 224, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_224, 224, }, }, },
 771         { 256, { { BLACKBIRD_AUDIO_BITS_LAYER_1_256, 256, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_256, 256, }, }, },
 772         { 288, { { BLACKBIRD_AUDIO_BITS_LAYER_1_288, 288, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
 773         { 320, { { BLACKBIRD_AUDIO_BITS_LAYER_1_320, 320, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
 774         { 352, { { BLACKBIRD_AUDIO_BITS_LAYER_1_352, 352, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 775         { 384, { { BLACKBIRD_AUDIO_BITS_LAYER_1_384, 384, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 776         { 416, { { BLACKBIRD_AUDIO_BITS_LAYER_1_416, 416, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 777         { 448, { { BLACKBIRD_AUDIO_BITS_LAYER_1_448, 448, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 778 };
 779 static const int BITRATES_SIZE = ARRAY_SIZE(mpeg_audio_bitrates);
 780
 781 static void blackbird_set_default_params(struct cx8802_dev *dev)
 782 {
 783         struct v4l2_mpeg_compression *params = &dev->params;
 784         u32 au_params;
 785
 786         /* assign stream type */
 787         if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
 788                 params->st_type = V4L2_MPEG_PS_2;
 789         if( params->st_type == V4L2_MPEG_SS_1 )
 790                 params->vi_type = V4L2_MPEG_VI_1;
 791         else
 792                 params->vi_type = V4L2_MPEG_VI_2;
 793         blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
 794
 795         /* assign framerate */
 796         if( params->vi_frame_rate <= 25 )
 797         {
 798                 params->vi_frame_rate = 25;
 799                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
 800         }
 801         else
 802         {
 803                 params->vi_frame_rate = 30;
 804                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
 805         }
 806
 807         /* assign aspect ratio */
 808         if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
 809                 params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
 810         blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
 811
 812         /* assign gop properties */
 813         blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_STRUCTURE, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
 814
 815         /* assign gop closure */
 816         blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
 817
 818         /* assign 3 2 pulldown */
 819         blackbird_api_cmd(dev, BLACKBIRD_API_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
 820
 821         /* make sure the params are within bounds */
 822         if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 823                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
 824         if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 825                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
 826         if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 827                 params->au_bitrate.mode = V4L2_BITRATE_NONE;
 828
 829         /* assign audio properties */
 830         /* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
 831         au_params = BLACKBIRD_AUDIO_BITS_STEREO |
 832                         /* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
 833                         BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
 834                         BLACKBIRD_AUDIO_BITS_CRC_OFF |
 835                         BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
 836                         BLACKBIRD_AUDIO_BITS_COPY |
 837                         0;
 838         if( params->au_sample_rate <= 32000 )
 839         {
 840                 params->au_sample_rate = 32000;
 841                 au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
 842         }
 843         else if( params->au_sample_rate <= 44100 )
 844         {
 845                 params->au_sample_rate = 44100;
 846                 au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
 847         }
 848         else
 849         {
 850                 params->au_sample_rate = 48000;
 851                 au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
 852         }
 853         if( params->au_type == V4L2_MPEG_AU_2_I )
 854         {
 855                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
 856         }
 857         else
 858         {
 859                 /* TODO: try to handle the other formats more gracefully */
 860                 params->au_type = V4L2_MPEG_AU_2_II;
 861                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
 862         }
 863         if( params->au_bitrate.mode )
 864         {
 865                 int layer;
 866
 867                 if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
 868                         params->au_bitrate.max = params->vi_bitrate.target;
 869                 else
 870                         params->au_bitrate.target = params->vi_bitrate.max;
 871
 872                 layer = params->au_type;
 873                 if( params->au_bitrate.target == 0 )
 874                 {
 875                         /* TODO: use the minimum possible bitrate instead of 0 ? */
 876                         au_params |= 0;
 877                 }
 878                 else if( params->au_bitrate.target >=
 879                          mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
 880                 {
 881                         /* clamp the bitrate to the max supported by the standard */
 882                         params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
 883                         params->au_bitrate.max = params->au_bitrate.target;
 884                         au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
 885                 }
 886                 else
 887                 {
 888                         /* round up to the nearest supported bitrate */
 889                         int i;
 890                         for(i = 1; i < BITRATES_SIZE; i++)
 891                         {
 892                                 if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
 893                                     params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
 894                                 {
 895                                         params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
 896                                         params->au_bitrate.max = params->au_bitrate.target;
 897                                         au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
 898                                         break;
 899                                 }
 900                         }
 901                 }
 902         }
 903         else
 904         {
 905                 /* TODO: ??? */
 906                 params->au_bitrate.target = params->au_bitrate.max = 0;
 907                 au_params |= 0;
 908         }
 909         blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, au_params );
 910
 911         /* assign bitrates */
 912         if( params->vi_bitrate.mode )
 913         {
 914                 /* bitrate is set, let's figure out the cbr/vbr mess */
 915                 if( params->vi_bitrate.max < params->vi_bitrate.target )
 916                 {
 917                         if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
 918                                 params->vi_bitrate.max = params->vi_bitrate.target;
 919                         else
 920                                 params->vi_bitrate.target = params->vi_bitrate.max;
 921                 }
 922         }
 923         else
 924         {
 925                 if( params->st_bitrate.max < params->st_bitrate.target )
 926                 {
 927                         if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
 928                                 params->st_bitrate.target = params->st_bitrate.max;
 929                         else
 930                                 params->st_bitrate.max = params->st_bitrate.target;
 931                 }
 932                 /* calculate vi_bitrate = st_bitrate - au_bitrate */
 933                 params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
 934                 params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
 935         }
 936         blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 4, 0,
 937                                 mpeg_video_bitrates[params->vi_bitrate.mode],
 938                                 params->vi_bitrate.target * 1000, /* kbps -> bps */
 939                                 params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
 940                                 BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
 941
 942         /* TODO: implement the stream ID stuff:
 943                 ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
 944                 ps_size, au_pesid, vi_pesid
 945         */
 946 }
 947 #define CHECK_PARAM( name ) ( dev->params.name != params->name )
 948 #define IF_PARAM( name ) if( CHECK_PARAM( name ) )
 949 #define UPDATE_PARAM( name ) dev->params.name = params->name
 950 void blackbird_set_params(struct cx8802_dev *dev, struct v4l2_mpeg_compression *params)
 951 {
 952         u32 au_params;
 953
 954         /* assign stream type */
 955         if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
 956                 params->st_type = V4L2_MPEG_PS_2;
 957         if( params->st_type == V4L2_MPEG_SS_1 )
 958                 params->vi_type = V4L2_MPEG_VI_1;
 959         else
 960                 params->vi_type = V4L2_MPEG_VI_2;
 961         if( CHECK_PARAM( st_type ) || CHECK_PARAM( vi_type ) )
 962         {
 963                 UPDATE_PARAM( st_type );
 964                 UPDATE_PARAM( vi_type );
 965                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
 966         }
 967
 968         /* assign framerate */
 969         if( params->vi_frame_rate <= 25 )
 970                 params->vi_frame_rate = 25;
 971         else
 972                 params->vi_frame_rate = 30;
 973         IF_PARAM( vi_frame_rate )
 974         {
 975                 UPDATE_PARAM( vi_frame_rate );
 976                 if( params->vi_frame_rate == 25 )
 977                         blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
 978                 else
 979                         blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
 980         }
 981
 982         /* assign aspect ratio */
 983         if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
 984                 params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
 985         IF_PARAM( vi_aspect_ratio )
 986         {
 987                 UPDATE_PARAM( vi_aspect_ratio );
 988                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
 989         }
 990
 991         /* assign gop properties */
 992         if( CHECK_PARAM( vi_frames_per_gop ) || CHECK_PARAM( vi_bframes_count ) )
 993         {
 994                 UPDATE_PARAM( vi_frames_per_gop );
 995                 UPDATE_PARAM( vi_bframes_count );
 996                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_STRUCTURE, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
 997         }
 998
 999         /* assign gop closure */
1000         IF_PARAM( closed_gops )
1001         {
1002                 UPDATE_PARAM( closed_gops );
1003                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
1004         }
1005
1006         /* assign 3 2 pulldown */
1007         IF_PARAM( pulldown )
1008         {
1009                 UPDATE_PARAM( pulldown );
1010                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
1011         }
1012
1013         /* make sure the params are within bounds */
1014         if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
1015                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
1016         if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
1017                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
1018         if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
1019                 params->au_bitrate.mode = V4L2_BITRATE_NONE;
1020
1021         /* assign audio properties */
1022         /* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
1023         au_params = BLACKBIRD_AUDIO_BITS_STEREO |
1024                         /* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
1025         BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
1026                 BLACKBIRD_AUDIO_BITS_CRC_OFF |
1027                 BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
1028                 BLACKBIRD_AUDIO_BITS_COPY |
1029                 0;
1030         if( params->au_sample_rate < 32000 )
1031         {
1032                 params->au_sample_rate = 32000;
1033                 au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
1034         }
1035         else if( params->au_sample_rate < 44100 )
1036         {
1037                 params->au_sample_rate = 44100;
1038                 au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
1039         }
1040         else
1041         {
1042                 params->au_sample_rate = 48000;
1043                 au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
1044         }
1045         if( params->au_type == V4L2_MPEG_AU_2_I )
1046         {
1047                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
1048         }
1049         else
1050         {
1051                 /* TODO: try to handle the other formats more gracefully */
1052                 params->au_type = V4L2_MPEG_AU_2_II;
1053                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
1054         }
1055         if( params->au_bitrate.mode )
1056         {
1057                 int layer;
1058
1059                 if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
1060                         params->au_bitrate.max = params->vi_bitrate.target;
1061                 else
1062                         params->au_bitrate.target = params->vi_bitrate.max;
1063
1064                 layer = params->au_type;
1065                 if( params->au_bitrate.target == 0 )
1066                 {
1067                         /* TODO: use the minimum possible bitrate instead of 0 ? */
1068                         au_params |= 0;
1069                 }
1070                 else if( params->au_bitrate.target >=
1071                          mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
1072                 {
1073                         /* clamp the bitrate to the max supported by the standard */
1074                         params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
1075                         params->au_bitrate.max = params->au_bitrate.target;
1076                         au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
1077                 }
1078                 else
1079                 {
1080                         /* round up to the nearest supported bitrate */
1081                         int i;
1082                         for(i = 1; i < BITRATES_SIZE; i++)
1083                         {
1084                                 if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
1085                                     params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
1086                                 {
1087                                         params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
1088                                         params->au_bitrate.max = params->au_bitrate.target;
1089                                         au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
1090                                         break;
1091                                 }
1092                         }
1093                 }
1094         }
1095         else
1096         {
1097                 /* TODO: ??? */
1098                 params->au_bitrate.target = params->au_bitrate.max = 0;
1099                 au_params |= 0;
1100         }
1101         if( CHECK_PARAM( au_type ) || CHECK_PARAM( au_sample_rate )
1102                 || CHECK_PARAM( au_bitrate.mode ) || CHECK_PARAM( au_bitrate.max )
1103                 || CHECK_PARAM( au_bitrate.target )
1104         )
1105         {
1106                 UPDATE_PARAM( au_type );
1107                 UPDATE_PARAM( au_sample_rate );
1108                 UPDATE_PARAM( au_bitrate );
1109                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, au_params );
1110         }
1111
1112         /* assign bitrates */
1113         if( params->vi_bitrate.mode )
1114         {
1115                 /* bitrate is set, let's figure out the cbr/vbr mess */
1116                 if( params->vi_bitrate.max < params->vi_bitrate.target )
1117                 {
1118                         if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
1119                                 params->vi_bitrate.max = params->vi_bitrate.target;
1120                         else
1121                                 params->vi_bitrate.target = params->vi_bitrate.max;
1122                 }
1123         }
1124         else
1125         {
1126                 if( params->st_bitrate.max < params->st_bitrate.target )
1127                 {
1128                         if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
1129                                 params->st_bitrate.target = params->st_bitrate.max;
1130                         else
1131                                 params->st_bitrate.max = params->st_bitrate.target;
1132                 }
1133                 /* calculate vi_bitrate = st_bitrate - au_bitrate */
1134                 params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
1135                 params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
1136         }
1137         UPDATE_PARAM( st_bitrate );
1138         if( CHECK_PARAM( vi_bitrate.mode ) || CHECK_PARAM( vi_bitrate.max )
1139                 || CHECK_PARAM( vi_bitrate.target )
1140         )
1141         {
1142                 UPDATE_PARAM( vi_bitrate );
1143                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 4, 0,
1144                                 mpeg_video_bitrates[params->vi_bitrate.mode],
1145                                 params->vi_bitrate.target * 1000, /* kbps -> bps */
1146                                 params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
1147                                 BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
1148         }
1149
1150         /* TODO: implement the stream ID stuff:
1151                 ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
1152                 ps_size, au_pesid, vi_pesid
1153         */
1154         UPDATE_PARAM( ts_pid_pmt );
1155         UPDATE_PARAM( ts_pid_audio );
1156         UPDATE_PARAM( ts_pid_video );
1157         UPDATE_PARAM( ts_pid_pcr );
1158         UPDATE_PARAM( ps_size );
1159         UPDATE_PARAM( au_pesid );
1160         UPDATE_PARAM( vi_pesid );
1161 }
1162
1163 static void blackbird_set_default_dnr_params(struct cx8802_dev *dev)
1164 {
1165         /* assign dnr filter mode */
1166         if( dev->dnr_params.mode > BLACKBIRD_DNR_BITS_AUTO )
1167                 dev->dnr_params.mode = BLACKBIRD_DNR_BITS_MANUAL;
1168         if( dev->dnr_params.type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
1169                 dev->dnr_params.type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
1170         blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MODE, 2, 0,
1171                                 dev->dnr_params.mode,
1172                                 dev->dnr_params.type
1173                         );
1174
1175         /* assign dnr filter props*/
1176         if( dev->dnr_params.spatial > 15 )
1177                 dev->dnr_params.spatial = 15;
1178         if( dev->dnr_params.temporal > 31 )
1179                 dev->dnr_params.temporal = 31;
1180         blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0,
1181                                 dev->dnr_params.spatial,
1182                                 dev->dnr_params.temporal
1183                         );
1184 }
1185 #define CHECK_DNR_PARAM( name ) ( dev->dnr_params.name != dnr_params->name )
1186 #define UPDATE_DNR_PARAM( name ) dev->dnr_params.name = dnr_params->name
1187 void blackbird_set_dnr_params(struct cx8802_dev *dev, struct blackbird_dnr* dnr_params)
1188 {
1189         /* assign dnr filter mode */
1190         /* clamp values */
1191         if( dnr_params->mode > BLACKBIRD_DNR_BITS_AUTO )
1192                 dnr_params->mode = BLACKBIRD_DNR_BITS_MANUAL;
1193         if( dnr_params->type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
1194                 dnr_params->type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
1195         /* check if the params actually changed */
1196         if( CHECK_DNR_PARAM( mode ) || CHECK_DNR_PARAM( type ) )
1197         {
1198                 UPDATE_DNR_PARAM( mode );
1199                 UPDATE_DNR_PARAM( type );
1200                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MODE, 2, 0, dnr_params->mode, dnr_params->type);
1201         }
1202
1203         /* assign dnr filter props*/
1204         if( dnr_params->spatial > 15 )
1205                 dnr_params->spatial = 15;
1206         if( dnr_params->temporal > 31 )
1207                 dnr_params->temporal = 31;
1208         if( CHECK_DNR_PARAM( spatial ) || CHECK_DNR_PARAM( temporal ) )
1209         {
1210                 UPDATE_DNR_PARAM( spatial );
1211                 UPDATE_DNR_PARAM( temporal );
1212                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0, dnr_params->spatial, dnr_params->temporal);
1213         }
1214 }
1215
1216 static void blackbird_codec_settings(struct cx8802_dev *dev)
1217 {
1218
1219         /* assign output port */
1220         blackbird_api_cmd(dev, BLACKBIRD_API_SET_OUTPUT_PORT, 1, 0, BLACKBIRD_OUTPUT_PORT_STREAMING); /* Host */
1221
1222         /* assign frame size */
1223         blackbird_api_cmd(dev, BLACKBIRD_API_SET_RESOLUTION, 2, 0,
1224                                 dev->height, dev->width);
1225
1226         /* assign coring levels (luma_h, luma_l, chroma_h, chroma_l) */
1227         blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MEDIAN, 4, 0, 0, 255, 0, 255);
1228
1229         /* assign spatial filter type: luma_t: horiz_only, chroma_t: horiz_only */
1230         blackbird_api_cmd(dev, BLACKBIRD_API_SET_SPATIAL_FILTER, 2, 0,
1231                                 BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
1232                                 BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ
1233                         );
1234
1235         /* assign frame drop rate */
1236         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_FRAME_DROP_RATE, 1, 0, 0); */
1237
1238         blackbird_set_default_params(dev);
1239         blackbird_set_default_dnr_params(dev);
1240 }
1241
1242 static int blackbird_initialize_codec(struct cx8802_dev *dev)
1243 {
1244         struct cx88_core *core = dev->core;
1245         int version;
1246         int retval;
1247
1248         dprintk(1,"Initialize codec\n");
1249         retval = blackbird_api_cmd(dev, BLACKBIRD_API_PING, 0, 0); /* ping */
1250         if (retval < 0) {
1251                 /* ping was not successful, reset and upload firmware */
1252                 cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
1253                 msleep(1);
1254                 cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
1255                 msleep(1);
1256                 retval = blackbird_load_firmware(dev);
1257                 if (retval < 0)
1258                         return retval;
1259
1260                 dev->mailbox = blackbird_find_mailbox(dev);
1261                 if (dev->mailbox < 0)
1262                         return -1;
1263
1264                 retval = blackbird_api_cmd(dev, BLACKBIRD_API_PING, 0, 0); /* ping */
1265                 if (retval < 0) {
1266                         dprintk(0, "ERROR: Firmware ping failed!\n");
1267                         return -1;
1268                 }
1269
1270                 retval = blackbird_api_cmd(dev, BLACKBIRD_API_GET_VERSION, 0, 1, &version);
1271                 if (retval < 0) {
1272                         dprintk(0, "ERROR: Firmware get encoder version failed!\n");
1273                         return -1;
1274                 }
1275                 dprintk(0, "Firmware version is 0x%08x\n", version);
1276         }
1277         msleep(1);
1278
1279         cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
1280         cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
1281         cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
1282         cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
1283
1284         blackbird_codec_settings(dev);
1285         msleep(1);
1286
1287         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xef, 0xef);
1288            blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xf0, 0xf0);
1289            blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0x180, 0x180); */
1290         blackbird_api_cmd(dev, BLACKBIRD_API_SET_CAPTURE_LINES, 2, 0,
1291                         BLACKBIRD_FIELD1_SAA7115,
1292                         BLACKBIRD_FIELD1_SAA7115
1293                 );
1294
1295         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_PLACEHOLDER, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); */
1296         blackbird_api_cmd(dev, BLACKBIRD_API_SET_CUSTOM_DATA, 12, 0,
1297                         BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
1298                         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
1299
1300         /* initialize the video input */
1301         blackbird_api_cmd(dev, BLACKBIRD_API_INIT_VIDEO_INPUT, 0, 0);
1302
1303         msleep(1);
1304
1305         blackbird_api_cmd(dev, BLACKBIRD_API_MUTE_VIDEO, 1, 0, BLACKBIRD_UNMUTE);
1306         msleep(1);
1307         blackbird_api_cmd(dev, BLACKBIRD_API_MUTE_AUDIO, 1, 0, BLACKBIRD_UNMUTE);
1308         msleep(1);
1309
1310         /* start capturing to the host interface */
1311         /* blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0, 0, 0x13); */
1312         blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0,
1313                         BLACKBIRD_MPEG_CAPTURE,
1314                         BLACKBIRD_RAW_BITS_NONE
1315                 );
1316         msleep(10);
1317
1318         blackbird_api_cmd(dev, BLACKBIRD_API_REFRESH_INPUT, 0,0);
1319         return 0;
1320 }
1321
1322 /* ------------------------------------------------------------------ */
1323
1324 static int bb_buf_setup(struct videobuf_queue *q,
1325                         unsigned int *count, unsigned int *size)
1326 {
1327         struct cx8802_fh *fh = q->priv_data;
1328
1329         fh->dev->ts_packet_size  = 188 * 4; /* was: 512 */
1330         fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
1331
1332         *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
1333         *count = fh->dev->ts_packet_count;
1334         return 0;
1335 }
1336
1337 static int
1338 bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
1339                enum v4l2_field field)
1340 {
1341         struct cx8802_fh *fh = q->priv_data;
1342         return cx8802_buf_prepare(fh->dev, (struct cx88_buffer*)vb, field);
1343 }
1344
1345 static void
1346 bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1347 {
1348         struct cx8802_fh *fh = q->priv_data;
1349         cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
1350 }
1351
1352 static void
1353 bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1354 {
1355         struct cx8802_fh *fh = q->priv_data;
1356         cx88_free_buffer(fh->dev->pci, (struct cx88_buffer*)vb);
1357 }
1358
1359 static struct videobuf_queue_ops blackbird_qops = {
1360         .buf_setup    = bb_buf_setup,
1361         .buf_prepare  = bb_buf_prepare,
1362         .buf_queue    = bb_buf_queue,
1363         .buf_release  = bb_buf_release,
1364 };
1365
1366 /* ------------------------------------------------------------------ */
1367
1368 static int mpeg_do_ioctl(struct inode *inode, struct file *file,
1369                          unsigned int cmd, void *arg)
1370 {
1371         struct cx8802_fh  *fh  = file->private_data;
1372         struct cx8802_dev *dev = fh->dev;
1373         struct cx88_core  *core = dev->core;
1374
1375         if (debug > 1)
1376                 cx88_print_ioctl(core->name,cmd);
1377
1378         switch (cmd) {
1379
1380         /* --- capabilities ------------------------------------------ */
1381         case VIDIOC_QUERYCAP:
1382         {
1383                 struct v4l2_capability *cap = arg;
1384
1385                 memset(cap,0,sizeof(*cap));
1386                 strcpy(cap->driver, "cx88_blackbird");
1387                 strlcpy(cap->card, cx88_boards[core->board].name,sizeof(cap->card));
1388                 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1389                 cap->version = CX88_VERSION_CODE;
1390                 cap->capabilities =
1391                         V4L2_CAP_VIDEO_CAPTURE |
1392                         V4L2_CAP_READWRITE     |
1393                         V4L2_CAP_STREAMING     |
1394                         0;
1395                 if (UNSET != core->tuner_type)
1396                         cap->capabilities |= V4L2_CAP_TUNER;
1397
1398                 return 0;
1399         }
1400
1401         /* --- capture ioctls ---------------------------------------- */
1402         case VIDIOC_ENUM_FMT:
1403         {
1404                 struct v4l2_fmtdesc *f = arg;
1405                 int index;
1406
1407                 index = f->index;
1408                 if (index != 0)
1409                         return -EINVAL;
1410
1411                 memset(f,0,sizeof(*f));
1412                 f->index = index;
1413                 strlcpy(f->description, "MPEG", sizeof(f->description));
1414                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1415                 f->pixelformat = V4L2_PIX_FMT_MPEG;
1416                 return 0;
1417         }
1418         case VIDIOC_G_FMT:
1419         {
1420                 struct v4l2_format *f = arg;
1421
1422                 memset(f,0,sizeof(*f));
1423                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1424                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1425                 f->fmt.pix.bytesperline = 0;
1426                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
1427                 f->fmt.pix.colorspace   = 0;
1428                 f->fmt.pix.width        = dev->width;
1429                 f->fmt.pix.height       = dev->height;
1430                 f->fmt.pix.field        = fh->mpegq.field;
1431                 dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
1432                         dev->width, dev->height, fh->mpegq.field );
1433                 return 0;
1434         }
1435         case VIDIOC_TRY_FMT:
1436         {
1437                 struct v4l2_format *f = arg;
1438
1439                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1440                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1441                 f->fmt.pix.bytesperline = 0;
1442                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
1443                 f->fmt.pix.colorspace   = 0;
1444                 dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
1445                         dev->width, dev->height, fh->mpegq.field );
1446                 return 0;
1447         }
1448         case VIDIOC_S_FMT:
1449         {
1450                 struct v4l2_format *f = arg;
1451
1452                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1453                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1454                 f->fmt.pix.bytesperline = 0;
1455                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
1456                 f->fmt.pix.colorspace   = 0;
1457                 dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
1458                         f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
1459                 return 0;
1460         }
1461
1462         /* --- streaming capture ------------------------------------- */
1463         case VIDIOC_REQBUFS:
1464                 return videobuf_reqbufs(&fh->mpegq, arg);
1465
1466         case VIDIOC_QUERYBUF:
1467                 return videobuf_querybuf(&fh->mpegq, arg);
1468
1469         case VIDIOC_QBUF:
1470                 return videobuf_qbuf(&fh->mpegq, arg);
1471
1472         case VIDIOC_DQBUF:
1473                 return videobuf_dqbuf(&fh->mpegq, arg,
1474                                       file->f_flags & O_NONBLOCK);
1475
1476         case VIDIOC_STREAMON:
1477                 return videobuf_streamon(&fh->mpegq);
1478
1479         case VIDIOC_STREAMOFF:
1480                 return videobuf_streamoff(&fh->mpegq);
1481
1482         /* --- mpeg compression -------------------------------------- */
1483         case VIDIOC_G_MPEGCOMP:
1484         {
1485                 struct v4l2_mpeg_compression *f = arg;
1486
1487                 memcpy(f,&dev->params,sizeof(*f));
1488                 return 0;
1489         }
1490         case VIDIOC_S_MPEGCOMP:
1491         {
1492                 struct v4l2_mpeg_compression *f = arg;
1493
1494                 blackbird_set_params(dev, f);
1495                 return 0;
1496         }
1497
1498         default:
1499                 return cx88_do_ioctl( inode, file, 0, dev->core, cmd, arg, cx88_ioctl_hook );
1500         }
1501         return 0;
1502 }
1503
1504 int (*cx88_ioctl_hook)(struct inode *inode, struct file *file,
1505                         unsigned int cmd, void *arg);
1506 unsigned int (*cx88_ioctl_translator)(unsigned int cmd);
1507
1508 static unsigned int mpeg_translate_ioctl(unsigned int cmd)
1509 {
1510         return cmd;
1511 }
1512
1513 static int mpeg_ioctl(struct inode *inode, struct file *file,
1514                         unsigned int cmd, unsigned long arg)
1515 {
1516         cmd = cx88_ioctl_translator( cmd );
1517         return video_usercopy(inode, file, cmd, arg, cx88_ioctl_hook);
1518 }
1519
1520 static int mpeg_open(struct inode *inode, struct file *file)
1521 {
1522         int minor = iminor(inode);
1523         struct cx8802_dev *h,*dev = NULL;
1524         struct cx8802_fh *fh;
1525         struct list_head *list;
1526
1527         list_for_each(list,&cx8802_devlist) {
1528                 h = list_entry(list, struct cx8802_dev, devlist);
1529                 if (h->mpeg_dev->minor == minor)
1530                         dev = h;
1531         }
1532         if (NULL == dev)
1533                 return -ENODEV;
1534
1535         if (blackbird_initialize_codec(dev) < 0)
1536                 return -EINVAL;
1537         dprintk(1,"open minor=%d\n",minor);
1538
1539         /* allocate + initialize per filehandle data */
1540         fh = kmalloc(sizeof(*fh),GFP_KERNEL);
1541         if (NULL == fh)
1542                 return -ENOMEM;
1543         memset(fh,0,sizeof(*fh));
1544         file->private_data = fh;
1545         fh->dev      = dev;
1546
1547         videobuf_queue_init(&fh->mpegq, &blackbird_qops,
1548                             dev->pci, &dev->slock,
1549                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1550                             V4L2_FIELD_INTERLACED,
1551                             sizeof(struct cx88_buffer),
1552                             fh);
1553
1554         /* FIXME: locking against other video device */
1555         cx88_set_scale(dev->core, dev->width, dev->height,
1556                         fh->mpegq.field);
1557
1558         return 0;
1559 }
1560
1561 static int mpeg_release(struct inode *inode, struct file *file)
1562 {
1563         struct cx8802_fh  *fh  = file->private_data;
1564
1565         /* blackbird_api_cmd(fh->dev, BLACKBIRD_API_END_CAPTURE, 3, 0, BLACKBIRD_END_NOW, 0, 0x13); */
1566         blackbird_api_cmd(fh->dev, BLACKBIRD_API_END_CAPTURE, 3, 0,
1567                         BLACKBIRD_END_NOW,
1568                         BLACKBIRD_MPEG_CAPTURE,
1569                         BLACKBIRD_RAW_BITS_NONE
1570                 );
1571
1572         /* stop mpeg capture */
1573         if (fh->mpegq.streaming)
1574                 videobuf_streamoff(&fh->mpegq);
1575         if (fh->mpegq.reading)
1576                 videobuf_read_stop(&fh->mpegq);
1577
1578         videobuf_mmap_free(&fh->mpegq);
1579         file->private_data = NULL;
1580         kfree(fh);
1581         return 0;
1582 }
1583
1584 static ssize_t
1585 mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1586 {
1587         struct cx8802_fh *fh = file->private_data;
1588
1589         return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
1590                                     file->f_flags & O_NONBLOCK);
1591 }
1592
1593 static unsigned int
1594 mpeg_poll(struct file *file, struct poll_table_struct *wait)
1595 {
1596         struct cx8802_fh *fh = file->private_data;
1597
1598         return videobuf_poll_stream(file, &fh->mpegq, wait);
1599 }
1600
1601 static int
1602 mpeg_mmap(struct file *file, struct vm_area_struct * vma)
1603 {
1604         struct cx8802_fh *fh = file->private_data;
1605
1606         return videobuf_mmap_mapper(&fh->mpegq, vma);
1607 }
1608
1609 static struct file_operations mpeg_fops =
1610 {
1611         .owner         = THIS_MODULE,
1612         .open          = mpeg_open,
1613         .release       = mpeg_release,
1614         .read          = mpeg_read,
1615         .poll          = mpeg_poll,
1616         .mmap          = mpeg_mmap,
1617         .ioctl         = mpeg_ioctl,
1618         .llseek        = no_llseek,
1619 };
1620
1621 static struct video_device cx8802_mpeg_template =
1622 {
1623         .name          = "cx8802",
1624         .type          = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES|VID_TYPE_MPEG_ENCODER,
1625         .hardware      = 0,
1626         .fops          = &mpeg_fops,
1627         .minor         = -1,
1628 };
1629
1630 /* ------------------------------------------------------------------ */
1631
1632 static void blackbird_unregister_video(struct cx8802_dev *dev)
1633 {
1634         if (dev->mpeg_dev) {
1635                 if (-1 != dev->mpeg_dev->minor)
1636                         video_unregister_device(dev->mpeg_dev);
1637                 else
1638                         video_device_release(dev->mpeg_dev);
1639                 dev->mpeg_dev = NULL;
1640         }
1641 }
1642
1643 static int blackbird_register_video(struct cx8802_dev *dev)
1644 {
1645         int err;
1646
1647         dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
1648                                        &cx8802_mpeg_template,"mpeg");
1649         err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
1650         if (err < 0) {
1651                 printk(KERN_INFO "%s/2: can't register mpeg device\n",
1652                        dev->core->name);
1653                 return err;
1654         }
1655         printk(KERN_INFO "%s/2: registered device video%d [mpeg]\n",
1656                dev->core->name,dev->mpeg_dev->minor & 0x1f);
1657         return 0;
1658 }
1659
1660 /* ----------------------------------------------------------- */
1661
1662 static int __devinit blackbird_probe(struct pci_dev *pci_dev,
1663                                      const struct pci_device_id *pci_id)
1664 {
1665         struct cx8802_dev *dev;
1666         struct cx88_core  *core;
1667         int err;
1668
1669         /* general setup */
1670         core = cx88_core_get(pci_dev);
1671         if (NULL == core)
1672                 return -EINVAL;
1673
1674         err = -ENODEV;
1675         if (!cx88_boards[core->board].blackbird)
1676                 goto fail_core;
1677
1678         err = -ENOMEM;
1679         dev = kmalloc(sizeof(*dev),GFP_KERNEL);
1680         if (NULL == dev)
1681                 goto fail_core;
1682         memset(dev,0,sizeof(*dev));
1683         dev->pci = pci_dev;
1684         dev->core = core;
1685         dev->width = 720;
1686         dev->height = 576;
1687         memcpy(&dev->params,&default_mpeg_params,sizeof(default_mpeg_params));
1688         memcpy(&dev->dnr_params,&default_dnr_params,sizeof(default_dnr_params));
1689
1690         err = cx8802_init_common(dev);
1691         if (0 != err)
1692                 goto fail_free;
1693
1694         /* blackbird stuff */
1695         printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
1696                core->name);
1697         host_setup(dev->core);
1698
1699         list_add_tail(&dev->devlist,&cx8802_devlist);
1700         blackbird_register_video(dev);
1701
1702         /* initial device configuration: needed ? */
1703
1704         return 0;
1705
1706  fail_free:
1707         kfree(dev);
1708  fail_core:
1709         cx88_core_put(core,pci_dev);
1710         return err;
1711 }
1712
1713 static void __devexit blackbird_remove(struct pci_dev *pci_dev)
1714 {
1715         struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
1716
1717         /* blackbird */
1718         blackbird_unregister_video(dev);
1719         list_del(&dev->devlist);
1720
1721         /* common */
1722         cx8802_fini_common(dev);
1723         cx88_core_put(dev->core,dev->pci);
1724         kfree(dev);
1725 }
1726
1727 static struct pci_device_id cx8802_pci_tbl[] = {
1728         {
1729                 .vendor       = 0x14f1,
1730                 .device       = 0x8802,
1731                 .subvendor    = PCI_ANY_ID,
1732                 .subdevice    = PCI_ANY_ID,
1733         },{
1734                 /* --- end of list --- */
1735         }
1736 };
1737 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
1738
1739 static struct pci_driver blackbird_pci_driver = {
1740         .name     = "cx88-blackbird",
1741         .id_table = cx8802_pci_tbl,
1742         .probe    = blackbird_probe,
1743         .remove   = __devexit_p(blackbird_remove),
1744         .suspend  = cx8802_suspend_common,
1745         .resume   = cx8802_resume_common,
1746 };
1747
1748 static int blackbird_init(void)
1749 {
1750         printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
1751                (CX88_VERSION_CODE >> 16) & 0xff,
1752                (CX88_VERSION_CODE >>  8) & 0xff,
1753                CX88_VERSION_CODE & 0xff);
1754 #ifdef SNAPSHOT
1755         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
1756                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1757 #endif
1758         cx88_ioctl_hook = mpeg_do_ioctl;
1759         cx88_ioctl_translator = mpeg_translate_ioctl;
1760         return pci_register_driver(&blackbird_pci_driver);
1761 }
1762
1763 static void blackbird_fini(void)
1764 {
1765         pci_unregister_driver(&blackbird_pci_driver);
1766 }
1767
1768 module_init(blackbird_init);
1769 module_exit(blackbird_fini);
1770
1771 EXPORT_SYMBOL(cx88_ioctl_hook);
1772 EXPORT_SYMBOL(cx88_ioctl_translator);
1773 EXPORT_SYMBOL(blackbird_set_params);
1774 EXPORT_SYMBOL(blackbird_set_dnr_params);
1775
1776 /* ----------------------------------------------------------- */
1777 /*
1778  * Local variables:
1779  * c-basic-offset: 8
1780  * End:
1781  * 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
1782  */