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 #include <media/v4l2-common.h>
  36
  37 MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
  38 MODULE_AUTHOR("Jelle Foks <jelle@foks.8m.com>, 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
 620
 621         if (retval != 0) {
 622                 dprintk(0, "ERROR: Hotplug firmware request failed (%s).\n",
 623                         BLACKBIRD_FIRM_ENC_FILENAME);
 624                 dprintk(0, "Please fix your hotplug setup, the board will "
 625                         "not work without firmware loaded!\n");
 626                 return -1;
 627         }
 628
 629         if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
 630                 dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
 631                         firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
 632                 return -1;
 633         }
 634
 635         if (0 != memcmp(firmware->data, magic, 8)) {
 636                 dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
 637                 return -1;
 638         }
 639
 640         /* transfer to the chip */
 641         dprintk(1,"Loading firmware ...\n");
 642         dataptr = (u32*)firmware->data;
 643         for (i = 0; i < (firmware->size >> 2); i++) {
 644                 value = *dataptr;
 645                 checksum += ~value;
 646                 memory_write(dev->core, i, value);
 647                 dataptr++;
 648         }
 649
 650         /* read back to verify with the checksum */
 651         for (i--; i >= 0; i--) {
 652                 memory_read(dev->core, i, &value);
 653                 checksum -= ~value;
 654         }
 655         if (checksum) {
 656                 dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
 657                 return -1;
 658         }
 659         release_firmware(firmware);
 660         dprintk(0, "Firmware upload successful.\n");
 661
 662         retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
 663         retval |= register_read(dev->core, IVTV_REG_SPU, &value);
 664         retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
 665         msleep(1);
 666
 667         retval |= register_read(dev->core, IVTV_REG_VPU, &value);
 668         retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
 669
 670         if (retval < 0)
 671                 dprintk(0, "Error with register_write\n");
 672         return 0;
 673 }
 674
 675 /**
 676  Settings used by the windows tv app for PVR2000:
 677 =================================================================================================================
 678 Profile | Codec | Resolution | CBR/VBR | Video Qlty   | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
 679 -----------------------------------------------------------------------------------------------------------------
 680 MPEG-1  | MPEG1 | 352x288PAL | (CBR)   | 1000:Optimal | 2000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 681 MPEG-2  | MPEG2 | 720x576PAL | VBR     | 600 :Good    | 4000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 682 VCD     | MPEG1 | 352x288PAL | (CBR)   | 1000:Optimal | 1150 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 683 DVD     | MPEG2 | 720x576PAL | VBR     | 600 :Good    | 6000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 684 DB* DVD | MPEG2 | 720x576PAL | CBR     | 600 :Good    | 6000 Kbps  | 25fps   | MPG1 Layer2 | 224kbps    | Stereo
 685 =================================================================================================================
 686 *DB: "DirectBurn"
 687 */
 688
 689 static struct blackbird_dnr default_dnr_params = {
 690         .mode     = BLACKBIRD_DNR_BITS_MANUAL,
 691         .type     = BLACKBIRD_MEDIAN_FILTER_DISABLED,
 692         .spatial  = 0,
 693         .temporal = 0
 694 };
 695 static struct v4l2_mpeg_compression default_mpeg_params = {
 696         .st_type          = V4L2_MPEG_PS_2,
 697         .st_bitrate       = {
 698                 .mode     = V4L2_BITRATE_CBR,
 699                 .min      = 0,
 700                 .target   = 0,
 701                 .max      = 0
 702         },
 703         .ts_pid_pmt       = 16,
 704         .ts_pid_audio     = 260,
 705         .ts_pid_video     = 256,
 706         .ts_pid_pcr       = 259,
 707         .ps_size          = 0,
 708         .au_type          = V4L2_MPEG_AU_2_II,
 709         .au_bitrate       = {
 710                 .mode     = V4L2_BITRATE_CBR,
 711                 .min      = 224,
 712                 .target   = 224,
 713                 .max      = 224
 714         },
 715         .au_sample_rate    = 44100,
 716         .au_pesid          = 0,
 717         .vi_type           = V4L2_MPEG_VI_2,
 718         .vi_aspect_ratio   = V4L2_MPEG_ASPECT_4_3,
 719         .vi_bitrate        = {
 720                 .mode      = V4L2_BITRATE_CBR,
 721                 .min       = 4000,
 722                 .target    = 4500,
 723                 .max       = 6000
 724         },
 725         .vi_frame_rate     = 25,
 726         .vi_frames_per_gop = 15,
 727         .vi_bframes_count  = 2,
 728         .vi_pesid          = 0,
 729         .closed_gops       = 0,
 730         .pulldown          = 0
 731 };
 732
 733 static enum blackbird_stream_type mpeg_stream_types[] = {
 734         [V4L2_MPEG_SS_1]   = BLACKBIRD_STREAM_MPEG1,
 735         [V4L2_MPEG_PS_2]   = BLACKBIRD_STREAM_PROGRAM,
 736         [V4L2_MPEG_TS_2]   = BLACKBIRD_STREAM_TRANSPORT,
 737         [V4L2_MPEG_PS_DVD] = BLACKBIRD_STREAM_DVD,
 738 };
 739 static enum blackbird_aspect_ratio mpeg_stream_ratios[] = {
 740         [V4L2_MPEG_ASPECT_SQUARE] = BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
 741         [V4L2_MPEG_ASPECT_4_3]    = BLACKBIRD_ASPECT_RATIO_4_3,
 742         [V4L2_MPEG_ASPECT_16_9]   = BLACKBIRD_ASPECT_RATIO_16_9,
 743         [V4L2_MPEG_ASPECT_1_221]  = BLACKBIRD_ASPECT_RATIO_221_100,
 744 };
 745 static enum blackbird_video_bitrate_type mpeg_video_bitrates[] = {
 746         [V4L2_BITRATE_NONE] = BLACKBIRD_VIDEO_CBR,
 747         [V4L2_BITRATE_CBR]  = BLACKBIRD_VIDEO_CBR,
 748         [V4L2_BITRATE_VBR]  = BLACKBIRD_VIDEO_VBR,
 749 };
 750 /* find the best layer I/II bitrate to fit a given numeric value */
 751 struct bitrate_bits {
 752         u32 bits; /* layer bits for the best fit */
 753         u32 rate; /* actual numeric value for the layer best fit */
 754 };
 755 struct bitrate_approximation {
 756         u32                 target;   /* numeric value of the rate we want */
 757         struct bitrate_bits layer[2];
 758 };
 759 static struct bitrate_approximation mpeg_audio_bitrates[] = {
 760         /* target  layer[0].bits           layer[0].rate       layer[1].bits           layer[1].rate */
 761         {   0, { {                                0,   0, }, {                                0,   0, }, }, },
 762         {  32, { { BLACKBIRD_AUDIO_BITS_LAYER_1_32 ,  32, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_32 ,  32, }, }, },
 763         {  48, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 ,  64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_48 ,  48, }, }, },
 764         {  56, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 ,  64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_56 ,  56, }, }, },
 765         {  64, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 ,  64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_64 ,  64, }, }, },
 766         {  80, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 ,  96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_80 ,  80, }, }, },
 767         {  96, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 ,  96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_96 ,  96, }, }, },
 768         { 112, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_112, 112, }, }, },
 769         { 128, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_128, 128, }, }, },
 770         { 160, { { BLACKBIRD_AUDIO_BITS_LAYER_1_160, 160, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_160, 160, }, }, },
 771         { 192, { { BLACKBIRD_AUDIO_BITS_LAYER_1_192, 192, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_192, 192, }, }, },
 772         { 224, { { BLACKBIRD_AUDIO_BITS_LAYER_1_224, 224, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_224, 224, }, }, },
 773         { 256, { { BLACKBIRD_AUDIO_BITS_LAYER_1_256, 256, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_256, 256, }, }, },
 774         { 288, { { BLACKBIRD_AUDIO_BITS_LAYER_1_288, 288, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
 775         { 320, { { BLACKBIRD_AUDIO_BITS_LAYER_1_320, 320, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
 776         { 352, { { BLACKBIRD_AUDIO_BITS_LAYER_1_352, 352, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 777         { 384, { { BLACKBIRD_AUDIO_BITS_LAYER_1_384, 384, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 778         { 416, { { BLACKBIRD_AUDIO_BITS_LAYER_1_416, 416, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 779         { 448, { { BLACKBIRD_AUDIO_BITS_LAYER_1_448, 448, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
 780 };
 781 static const int BITRATES_SIZE = ARRAY_SIZE(mpeg_audio_bitrates);
 782
 783 static void blackbird_set_default_params(struct cx8802_dev *dev)
 784 {
 785         struct v4l2_mpeg_compression *params = &dev->params;
 786         u32 au_params;
 787
 788         /* assign stream type */
 789         if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
 790                 params->st_type = V4L2_MPEG_PS_2;
 791         if( params->st_type == V4L2_MPEG_SS_1 )
 792                 params->vi_type = V4L2_MPEG_VI_1;
 793         else
 794                 params->vi_type = V4L2_MPEG_VI_2;
 795         blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
 796
 797         /* assign framerate */
 798         if( params->vi_frame_rate <= 25 )
 799         {
 800                 params->vi_frame_rate = 25;
 801                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
 802         }
 803         else
 804         {
 805                 params->vi_frame_rate = 30;
 806                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
 807         }
 808
 809         /* assign aspect ratio */
 810         if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
 811                 params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
 812         blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
 813
 814         /* assign gop properties */
 815         blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_STRUCTURE, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
 816
 817         /* assign gop closure */
 818         blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
 819
 820         /* assign 3 2 pulldown */
 821         blackbird_api_cmd(dev, BLACKBIRD_API_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
 822
 823         /* make sure the params are within bounds */
 824         if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 825                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
 826         if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 827                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
 828         if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
 829                 params->au_bitrate.mode = V4L2_BITRATE_NONE;
 830
 831         /* assign audio properties */
 832         /* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
 833         au_params = BLACKBIRD_AUDIO_BITS_STEREO |
 834                         /* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
 835                         BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
 836                         BLACKBIRD_AUDIO_BITS_CRC_OFF |
 837                         BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
 838                         BLACKBIRD_AUDIO_BITS_COPY |
 839                         0;
 840         if( params->au_sample_rate <= 32000 )
 841         {
 842                 params->au_sample_rate = 32000;
 843                 au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
 844         }
 845         else if( params->au_sample_rate <= 44100 )
 846         {
 847                 params->au_sample_rate = 44100;
 848                 au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
 849         }
 850         else
 851         {
 852                 params->au_sample_rate = 48000;
 853                 au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
 854         }
 855         if( params->au_type == V4L2_MPEG_AU_2_I )
 856         {
 857                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
 858         }
 859         else
 860         {
 861                 /* TODO: try to handle the other formats more gracefully */
 862                 params->au_type = V4L2_MPEG_AU_2_II;
 863                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
 864         }
 865         if( params->au_bitrate.mode )
 866         {
 867                 int layer;
 868
 869                 if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
 870                         params->au_bitrate.max = params->vi_bitrate.target;
 871                 else
 872                         params->au_bitrate.target = params->vi_bitrate.max;
 873
 874                 layer = params->au_type;
 875                 if( params->au_bitrate.target == 0 )
 876                 {
 877                         /* TODO: use the minimum possible bitrate instead of 0 ? */
 878                         au_params |= 0;
 879                 }
 880                 else if( params->au_bitrate.target >=
 881                          mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
 882                 {
 883                         /* clamp the bitrate to the max supported by the standard */
 884                         params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
 885                         params->au_bitrate.max = params->au_bitrate.target;
 886                         au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
 887                 }
 888                 else
 889                 {
 890                         /* round up to the nearest supported bitrate */
 891                         int i;
 892                         for(i = 1; i < BITRATES_SIZE; i++)
 893                         {
 894                                 if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
 895                                     params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
 896                                 {
 897                                         params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
 898                                         params->au_bitrate.max = params->au_bitrate.target;
 899                                         au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
 900                                         break;
 901                                 }
 902                         }
 903                 }
 904         }
 905         else
 906         {
 907                 /* TODO: ??? */
 908                 params->au_bitrate.target = params->au_bitrate.max = 0;
 909                 au_params |= 0;
 910         }
 911         blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, au_params );
 912
 913         /* assign bitrates */
 914         if( params->vi_bitrate.mode )
 915         {
 916                 /* bitrate is set, let's figure out the cbr/vbr mess */
 917                 if( params->vi_bitrate.max < params->vi_bitrate.target )
 918                 {
 919                         if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
 920                                 params->vi_bitrate.max = params->vi_bitrate.target;
 921                         else
 922                                 params->vi_bitrate.target = params->vi_bitrate.max;
 923                 }
 924         }
 925         else
 926         {
 927                 if( params->st_bitrate.max < params->st_bitrate.target )
 928                 {
 929                         if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
 930                                 params->st_bitrate.target = params->st_bitrate.max;
 931                         else
 932                                 params->st_bitrate.max = params->st_bitrate.target;
 933                 }
 934                 /* calculate vi_bitrate = st_bitrate - au_bitrate */
 935                 params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
 936                 params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
 937         }
 938         blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 4, 0,
 939                                 mpeg_video_bitrates[params->vi_bitrate.mode],
 940                                 params->vi_bitrate.target * 1000, /* kbps -> bps */
 941                                 params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
 942                                 BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
 943
 944         /* TODO: implement the stream ID stuff:
 945                 ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
 946                 ps_size, au_pesid, vi_pesid
 947         */
 948 }
 949 #define CHECK_PARAM( name ) ( dev->params.name != params->name )
 950 #define IF_PARAM( name ) if( CHECK_PARAM( name ) )
 951 #define UPDATE_PARAM( name ) dev->params.name = params->name
 952 void blackbird_set_params(struct cx8802_dev *dev, struct v4l2_mpeg_compression *params)
 953 {
 954         u32 au_params;
 955
 956         /* assign stream type */
 957         if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
 958                 params->st_type = V4L2_MPEG_PS_2;
 959         if( params->st_type == V4L2_MPEG_SS_1 )
 960                 params->vi_type = V4L2_MPEG_VI_1;
 961         else
 962                 params->vi_type = V4L2_MPEG_VI_2;
 963         if( CHECK_PARAM( st_type ) || CHECK_PARAM( vi_type ) )
 964         {
 965                 UPDATE_PARAM( st_type );
 966                 UPDATE_PARAM( vi_type );
 967                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
 968         }
 969
 970         /* assign framerate */
 971         if( params->vi_frame_rate <= 25 )
 972                 params->vi_frame_rate = 25;
 973         else
 974                 params->vi_frame_rate = 30;
 975         IF_PARAM( vi_frame_rate )
 976         {
 977                 UPDATE_PARAM( vi_frame_rate );
 978                 if( params->vi_frame_rate == 25 )
 979                         blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
 980                 else
 981                         blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
 982         }
 983
 984         /* assign aspect ratio */
 985         if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
 986                 params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
 987         IF_PARAM( vi_aspect_ratio )
 988         {
 989                 UPDATE_PARAM( vi_aspect_ratio );
 990                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
 991         }
 992
 993         /* assign gop properties */
 994         if( CHECK_PARAM( vi_frames_per_gop ) || CHECK_PARAM( vi_bframes_count ) )
 995         {
 996                 UPDATE_PARAM( vi_frames_per_gop );
 997                 UPDATE_PARAM( vi_bframes_count );
 998                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_STRUCTURE, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
 999         }
1000
1001         /* assign gop closure */
1002         IF_PARAM( closed_gops )
1003         {
1004                 UPDATE_PARAM( closed_gops );
1005                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
1006         }
1007
1008         /* assign 3 2 pulldown */
1009         IF_PARAM( pulldown )
1010         {
1011                 UPDATE_PARAM( pulldown );
1012                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
1013         }
1014
1015         /* make sure the params are within bounds */
1016         if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
1017                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
1018         if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
1019                 params->vi_bitrate.mode = V4L2_BITRATE_NONE;
1020         if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
1021                 params->au_bitrate.mode = V4L2_BITRATE_NONE;
1022
1023         /* assign audio properties */
1024         /* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
1025         au_params = BLACKBIRD_AUDIO_BITS_STEREO |
1026                         /* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
1027         BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
1028                 BLACKBIRD_AUDIO_BITS_CRC_OFF |
1029                 BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
1030                 BLACKBIRD_AUDIO_BITS_COPY |
1031                 0;
1032         if( params->au_sample_rate < 32000 )
1033         {
1034                 params->au_sample_rate = 32000;
1035                 au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
1036         }
1037         else if( params->au_sample_rate < 44100 )
1038         {
1039                 params->au_sample_rate = 44100;
1040                 au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
1041         }
1042         else
1043         {
1044                 params->au_sample_rate = 48000;
1045                 au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
1046         }
1047         if( params->au_type == V4L2_MPEG_AU_2_I )
1048         {
1049                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
1050         }
1051         else
1052         {
1053                 /* TODO: try to handle the other formats more gracefully */
1054                 params->au_type = V4L2_MPEG_AU_2_II;
1055                 au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
1056         }
1057         if( params->au_bitrate.mode )
1058         {
1059                 int layer;
1060
1061                 if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
1062                         params->au_bitrate.max = params->vi_bitrate.target;
1063                 else
1064                         params->au_bitrate.target = params->vi_bitrate.max;
1065
1066                 layer = params->au_type;
1067                 if( params->au_bitrate.target == 0 )
1068                 {
1069                         /* TODO: use the minimum possible bitrate instead of 0 ? */
1070                         au_params |= 0;
1071                 }
1072                 else if( params->au_bitrate.target >=
1073                          mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
1074                 {
1075                         /* clamp the bitrate to the max supported by the standard */
1076                         params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
1077                         params->au_bitrate.max = params->au_bitrate.target;
1078                         au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
1079                 }
1080                 else
1081                 {
1082                         /* round up to the nearest supported bitrate */
1083                         int i;
1084                         for(i = 1; i < BITRATES_SIZE; i++)
1085                         {
1086                                 if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
1087                                     params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
1088                                 {
1089                                         params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
1090                                         params->au_bitrate.max = params->au_bitrate.target;
1091                                         au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
1092                                         break;
1093                                 }
1094                         }
1095                 }
1096         }
1097         else
1098         {
1099                 /* TODO: ??? */
1100                 params->au_bitrate.target = params->au_bitrate.max = 0;
1101                 au_params |= 0;
1102         }
1103         if( CHECK_PARAM( au_type ) || CHECK_PARAM( au_sample_rate )
1104                 || CHECK_PARAM( au_bitrate.mode ) || CHECK_PARAM( au_bitrate.max )
1105                 || CHECK_PARAM( au_bitrate.target )
1106         )
1107         {
1108                 UPDATE_PARAM( au_type );
1109                 UPDATE_PARAM( au_sample_rate );
1110                 UPDATE_PARAM( au_bitrate );
1111                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, au_params );
1112         }
1113
1114         /* assign bitrates */
1115         if( params->vi_bitrate.mode )
1116         {
1117                 /* bitrate is set, let's figure out the cbr/vbr mess */
1118                 if( params->vi_bitrate.max < params->vi_bitrate.target )
1119                 {
1120                         if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
1121                                 params->vi_bitrate.max = params->vi_bitrate.target;
1122                         else
1123                                 params->vi_bitrate.target = params->vi_bitrate.max;
1124                 }
1125         }
1126         else
1127         {
1128                 if( params->st_bitrate.max < params->st_bitrate.target )
1129                 {
1130                         if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
1131                                 params->st_bitrate.target = params->st_bitrate.max;
1132                         else
1133                                 params->st_bitrate.max = params->st_bitrate.target;
1134                 }
1135                 /* calculate vi_bitrate = st_bitrate - au_bitrate */
1136                 params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
1137                 params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
1138         }
1139         UPDATE_PARAM( st_bitrate );
1140         if( CHECK_PARAM( vi_bitrate.mode ) || CHECK_PARAM( vi_bitrate.max )
1141                 || CHECK_PARAM( vi_bitrate.target )
1142         )
1143         {
1144                 UPDATE_PARAM( vi_bitrate );
1145                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 4, 0,
1146                                 mpeg_video_bitrates[params->vi_bitrate.mode],
1147                                 params->vi_bitrate.target * 1000, /* kbps -> bps */
1148                                 params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
1149                                 BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
1150         }
1151
1152         /* TODO: implement the stream ID stuff:
1153                 ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
1154                 ps_size, au_pesid, vi_pesid
1155         */
1156         UPDATE_PARAM( ts_pid_pmt );
1157         UPDATE_PARAM( ts_pid_audio );
1158         UPDATE_PARAM( ts_pid_video );
1159         UPDATE_PARAM( ts_pid_pcr );
1160         UPDATE_PARAM( ps_size );
1161         UPDATE_PARAM( au_pesid );
1162         UPDATE_PARAM( vi_pesid );
1163 }
1164
1165 static void blackbird_set_default_dnr_params(struct cx8802_dev *dev)
1166 {
1167         /* assign dnr filter mode */
1168         if( dev->dnr_params.mode > BLACKBIRD_DNR_BITS_AUTO )
1169                 dev->dnr_params.mode = BLACKBIRD_DNR_BITS_MANUAL;
1170         if( dev->dnr_params.type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
1171                 dev->dnr_params.type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
1172         blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MODE, 2, 0,
1173                                 dev->dnr_params.mode,
1174                                 dev->dnr_params.type
1175                         );
1176
1177         /* assign dnr filter props*/
1178         if( dev->dnr_params.spatial > 15 )
1179                 dev->dnr_params.spatial = 15;
1180         if( dev->dnr_params.temporal > 31 )
1181                 dev->dnr_params.temporal = 31;
1182         blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0,
1183                                 dev->dnr_params.spatial,
1184                                 dev->dnr_params.temporal
1185                         );
1186 }
1187 #define CHECK_DNR_PARAM( name ) ( dev->dnr_params.name != dnr_params->name )
1188 #define UPDATE_DNR_PARAM( name ) dev->dnr_params.name = dnr_params->name
1189 void blackbird_set_dnr_params(struct cx8802_dev *dev, struct blackbird_dnr* dnr_params)
1190 {
1191         /* assign dnr filter mode */
1192         /* clamp values */
1193         if( dnr_params->mode > BLACKBIRD_DNR_BITS_AUTO )
1194                 dnr_params->mode = BLACKBIRD_DNR_BITS_MANUAL;
1195         if( dnr_params->type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
1196                 dnr_params->type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
1197         /* check if the params actually changed */
1198         if( CHECK_DNR_PARAM( mode ) || CHECK_DNR_PARAM( type ) )
1199         {
1200                 UPDATE_DNR_PARAM( mode );
1201                 UPDATE_DNR_PARAM( type );
1202                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MODE, 2, 0, dnr_params->mode, dnr_params->type);
1203         }
1204
1205         /* assign dnr filter props*/
1206         if( dnr_params->spatial > 15 )
1207                 dnr_params->spatial = 15;
1208         if( dnr_params->temporal > 31 )
1209                 dnr_params->temporal = 31;
1210         if( CHECK_DNR_PARAM( spatial ) || CHECK_DNR_PARAM( temporal ) )
1211         {
1212                 UPDATE_DNR_PARAM( spatial );
1213                 UPDATE_DNR_PARAM( temporal );
1214                 blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0, dnr_params->spatial, dnr_params->temporal);
1215         }
1216 }
1217
1218 static void blackbird_codec_settings(struct cx8802_dev *dev)
1219 {
1220
1221         /* assign output port */
1222         blackbird_api_cmd(dev, BLACKBIRD_API_SET_OUTPUT_PORT, 1, 0, BLACKBIRD_OUTPUT_PORT_STREAMING); /* Host */
1223
1224         /* assign frame size */
1225         blackbird_api_cmd(dev, BLACKBIRD_API_SET_RESOLUTION, 2, 0,
1226                                 dev->height, dev->width);
1227
1228         /* assign coring levels (luma_h, luma_l, chroma_h, chroma_l) */
1229         blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MEDIAN, 4, 0, 0, 255, 0, 255);
1230
1231         /* assign spatial filter type: luma_t: horiz_only, chroma_t: horiz_only */
1232         blackbird_api_cmd(dev, BLACKBIRD_API_SET_SPATIAL_FILTER, 2, 0,
1233                                 BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
1234                                 BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ
1235                         );
1236
1237         /* assign frame drop rate */
1238         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_FRAME_DROP_RATE, 1, 0, 0); */
1239
1240         blackbird_set_default_params(dev);
1241         blackbird_set_default_dnr_params(dev);
1242 }
1243
1244 static int blackbird_initialize_codec(struct cx8802_dev *dev)
1245 {
1246         struct cx88_core *core = dev->core;
1247         int version;
1248         int retval;
1249
1250         dprintk(1,"Initialize codec\n");
1251         retval = blackbird_api_cmd(dev, BLACKBIRD_API_PING, 0, 0); /* ping */
1252         if (retval < 0) {
1253                 /* ping was not successful, reset and upload firmware */
1254                 cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
1255                 msleep(1);
1256                 cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
1257                 msleep(1);
1258                 retval = blackbird_load_firmware(dev);
1259                 if (retval < 0)
1260                         return retval;
1261
1262                 dev->mailbox = blackbird_find_mailbox(dev);
1263                 if (dev->mailbox < 0)
1264                         return -1;
1265
1266                 retval = blackbird_api_cmd(dev, BLACKBIRD_API_PING, 0, 0); /* ping */
1267                 if (retval < 0) {
1268                         dprintk(0, "ERROR: Firmware ping failed!\n");
1269                         return -1;
1270                 }
1271
1272                 retval = blackbird_api_cmd(dev, BLACKBIRD_API_GET_VERSION, 0, 1, &version);
1273                 if (retval < 0) {
1274                         dprintk(0, "ERROR: Firmware get encoder version failed!\n");
1275                         return -1;
1276                 }
1277                 dprintk(0, "Firmware version is 0x%08x\n", version);
1278         }
1279         msleep(1);
1280
1281         cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
1282         cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
1283         cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
1284         cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
1285
1286         blackbird_codec_settings(dev);
1287         msleep(1);
1288
1289         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xef, 0xef);
1290            blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xf0, 0xf0);
1291            blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0x180, 0x180); */
1292         blackbird_api_cmd(dev, BLACKBIRD_API_SET_CAPTURE_LINES, 2, 0,
1293                         BLACKBIRD_FIELD1_SAA7115,
1294                         BLACKBIRD_FIELD1_SAA7115
1295                 );
1296
1297         /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_PLACEHOLDER, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); */
1298         blackbird_api_cmd(dev, BLACKBIRD_API_SET_CUSTOM_DATA, 12, 0,
1299                         BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
1300                         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
1301
1302         /* initialize the video input */
1303         blackbird_api_cmd(dev, BLACKBIRD_API_INIT_VIDEO_INPUT, 0, 0);
1304
1305         msleep(1);
1306
1307         blackbird_api_cmd(dev, BLACKBIRD_API_MUTE_VIDEO, 1, 0, BLACKBIRD_UNMUTE);
1308         msleep(1);
1309         blackbird_api_cmd(dev, BLACKBIRD_API_MUTE_AUDIO, 1, 0, BLACKBIRD_UNMUTE);
1310         msleep(1);
1311
1312         /* start capturing to the host interface */
1313         /* blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0, 0, 0x13); */
1314         blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0,
1315                         BLACKBIRD_MPEG_CAPTURE,
1316                         BLACKBIRD_RAW_BITS_NONE
1317                 );
1318         msleep(10);
1319
1320         blackbird_api_cmd(dev, BLACKBIRD_API_REFRESH_INPUT, 0,0);
1321         return 0;
1322 }
1323
1324 /* ------------------------------------------------------------------ */
1325
1326 static int bb_buf_setup(struct videobuf_queue *q,
1327                         unsigned int *count, unsigned int *size)
1328 {
1329         struct cx8802_fh *fh = q->priv_data;
1330
1331         fh->dev->ts_packet_size  = 188 * 4; /* was: 512 */
1332         fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
1333
1334         *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
1335         *count = fh->dev->ts_packet_count;
1336         return 0;
1337 }
1338
1339 static int
1340 bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
1341                enum v4l2_field field)
1342 {
1343         struct cx8802_fh *fh = q->priv_data;
1344         return cx8802_buf_prepare(q, fh->dev, (struct cx88_buffer*)vb, field);
1345 }
1346
1347 static void
1348 bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1349 {
1350         struct cx8802_fh *fh = q->priv_data;
1351         cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
1352 }
1353
1354 static void
1355 bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1356 {
1357         cx88_free_buffer(q, (struct cx88_buffer*)vb);
1358 }
1359
1360 static struct videobuf_queue_ops blackbird_qops = {
1361         .buf_setup    = bb_buf_setup,
1362         .buf_prepare  = bb_buf_prepare,
1363         .buf_queue    = bb_buf_queue,
1364         .buf_release  = bb_buf_release,
1365 };
1366
1367 /* ------------------------------------------------------------------ */
1368
1369 static int mpeg_do_ioctl(struct inode *inode, struct file *file,
1370                          unsigned int cmd, void *arg)
1371 {
1372         struct cx8802_fh  *fh  = file->private_data;
1373         struct cx8802_dev *dev = fh->dev;
1374         struct cx88_core  *core = dev->core;
1375
1376         if (debug > 1)
1377                 v4l_print_ioctl(core->name,cmd);
1378
1379         switch (cmd) {
1380
1381         /* --- capabilities ------------------------------------------ */
1382         case VIDIOC_QUERYCAP:
1383         {
1384                 struct v4l2_capability *cap = arg;
1385
1386                 memset(cap,0,sizeof(*cap));
1387                 strcpy(cap->driver, "cx88_blackbird");
1388                 strlcpy(cap->card, cx88_boards[core->board].name,sizeof(cap->card));
1389                 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1390                 cap->version = CX88_VERSION_CODE;
1391                 cap->capabilities =
1392                         V4L2_CAP_VIDEO_CAPTURE |
1393                         V4L2_CAP_READWRITE     |
1394                         V4L2_CAP_STREAMING     |
1395                         0;
1396                 if (UNSET != core->tuner_type)
1397                         cap->capabilities |= V4L2_CAP_TUNER;
1398
1399                 return 0;
1400         }
1401
1402         /* --- capture ioctls ---------------------------------------- */
1403         case VIDIOC_ENUM_FMT:
1404         {
1405                 struct v4l2_fmtdesc *f = arg;
1406                 int index;
1407
1408                 index = f->index;
1409                 if (index != 0)
1410                         return -EINVAL;
1411
1412                 memset(f,0,sizeof(*f));
1413                 f->index = index;
1414                 strlcpy(f->description, "MPEG", sizeof(f->description));
1415                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1416                 f->pixelformat = V4L2_PIX_FMT_MPEG;
1417                 return 0;
1418         }
1419         case VIDIOC_G_FMT:
1420         {
1421                 struct v4l2_format *f = arg;
1422
1423                 memset(f,0,sizeof(*f));
1424                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1425                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1426                 f->fmt.pix.bytesperline = 0;
1427                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
1428                 f->fmt.pix.colorspace   = 0;
1429                 f->fmt.pix.width        = dev->width;
1430                 f->fmt.pix.height       = dev->height;
1431                 f->fmt.pix.field        = fh->mpegq.field;
1432                 dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
1433                         dev->width, dev->height, fh->mpegq.field );
1434                 return 0;
1435         }
1436         case VIDIOC_TRY_FMT:
1437         {
1438                 struct v4l2_format *f = arg;
1439
1440                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1441                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1442                 f->fmt.pix.bytesperline = 0;
1443                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
1444                 f->fmt.pix.colorspace   = 0;
1445                 dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
1446                         dev->width, dev->height, fh->mpegq.field );
1447                 return 0;
1448         }
1449         case VIDIOC_S_FMT:
1450         {
1451                 struct v4l2_format *f = arg;
1452
1453                 f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1454                 f->fmt.pix.pixelformat  = V4L2_PIX_FMT_MPEG;
1455                 f->fmt.pix.bytesperline = 0;
1456                 f->fmt.pix.sizeimage    = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
1457                 f->fmt.pix.colorspace   = 0;
1458                 dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
1459                         f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
1460                 return 0;
1461         }
1462
1463         /* --- streaming capture ------------------------------------- */
1464         case VIDIOC_REQBUFS:
1465                 return videobuf_reqbufs(&fh->mpegq, arg);
1466
1467         case VIDIOC_QUERYBUF:
1468                 return videobuf_querybuf(&fh->mpegq, arg);
1469
1470         case VIDIOC_QBUF:
1471                 return videobuf_qbuf(&fh->mpegq, arg);
1472
1473         case VIDIOC_DQBUF:
1474                 return videobuf_dqbuf(&fh->mpegq, arg,
1475                                       file->f_flags & O_NONBLOCK);
1476
1477         case VIDIOC_STREAMON:
1478                 return videobuf_streamon(&fh->mpegq);
1479
1480         case VIDIOC_STREAMOFF:
1481                 return videobuf_streamoff(&fh->mpegq);
1482
1483         /* --- mpeg compression -------------------------------------- */
1484         case VIDIOC_G_MPEGCOMP:
1485         {
1486                 struct v4l2_mpeg_compression *f = arg;
1487
1488                 memcpy(f,&dev->params,sizeof(*f));
1489                 return 0;
1490         }
1491         case VIDIOC_S_MPEGCOMP:
1492         {
1493                 struct v4l2_mpeg_compression *f = arg;
1494
1495                 blackbird_set_params(dev, f);
1496                 return 0;
1497         }
1498
1499         default:
1500                 return cx88_do_ioctl( inode, file, 0, dev->core, cmd, arg, cx88_ioctl_hook );
1501         }
1502         return 0;
1503 }
1504
1505 int (*cx88_ioctl_hook)(struct inode *inode, struct file *file,
1506                         unsigned int cmd, void *arg);
1507 unsigned int (*cx88_ioctl_translator)(unsigned int cmd);
1508
1509 static unsigned int mpeg_translate_ioctl(unsigned int cmd)
1510 {
1511         return cmd;
1512 }
1513
1514 static int mpeg_ioctl(struct inode *inode, struct file *file,
1515                         unsigned int cmd, unsigned long arg)
1516 {
1517         cmd = cx88_ioctl_translator( cmd );
1518         return video_usercopy(inode, file, cmd, arg, cx88_ioctl_hook);
1519 }
1520
1521 static int mpeg_open(struct inode *inode, struct file *file)
1522 {
1523         int minor = iminor(inode);
1524         struct cx8802_dev *h,*dev = NULL;
1525         struct cx8802_fh *fh;
1526         struct list_head *list;
1527
1528         list_for_each(list,&cx8802_devlist) {
1529                 h = list_entry(list, struct cx8802_dev, devlist);
1530                 if (h->mpeg_dev->minor == minor)
1531                         dev = h;
1532         }
1533         if (NULL == dev)
1534                 return -ENODEV;
1535
1536         if (blackbird_initialize_codec(dev) < 0)
1537                 return -EINVAL;
1538         dprintk(1,"open minor=%d\n",minor);
1539
1540         /* allocate + initialize per filehandle data */
1541         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1542         if (NULL == fh)
1543                 return -ENOMEM;
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 = kzalloc(sizeof(*dev),GFP_KERNEL);
1680         if (NULL == dev)
1681                 goto fail_core;
1682         dev->pci = pci_dev;
1683         dev->core = core;
1684         dev->width = 720;
1685         dev->height = 576;
1686         memcpy(&dev->params,&default_mpeg_params,sizeof(default_mpeg_params));
1687         memcpy(&dev->dnr_params,&default_dnr_params,sizeof(default_dnr_params));
1688
1689         if (core->board == CX88_BOARD_HAUPPAUGE_ROSLYN) {
1690
1691                 if (core->tuner_formats & V4L2_STD_525_60) {
1692                         dev->height = 480;
1693                         dev->params.vi_frame_rate = 30;
1694                 } else {
1695                         dev->height = 576;
1696                         dev->params.vi_frame_rate = 25;
1697                 }
1698
1699         }
1700
1701         err = cx8802_init_common(dev);
1702         if (0 != err)
1703                 goto fail_free;
1704
1705         /* blackbird stuff */
1706         printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
1707                core->name);
1708         host_setup(dev->core);
1709
1710         list_add_tail(&dev->devlist,&cx8802_devlist);
1711         blackbird_register_video(dev);
1712
1713         /* initial device configuration: needed ? */
1714
1715         return 0;
1716
1717  fail_free:
1718         kfree(dev);
1719  fail_core:
1720         cx88_core_put(core,pci_dev);
1721         return err;
1722 }
1723
1724 static void __devexit blackbird_remove(struct pci_dev *pci_dev)
1725 {
1726         struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
1727
1728         /* blackbird */
1729         blackbird_unregister_video(dev);
1730         list_del(&dev->devlist);
1731
1732         /* common */
1733         cx8802_fini_common(dev);
1734         cx88_core_put(dev->core,dev->pci);
1735         kfree(dev);
1736 }
1737
1738 static struct pci_device_id cx8802_pci_tbl[] = {
1739         {
1740                 .vendor       = 0x14f1,
1741                 .device       = 0x8802,
1742                 .subvendor    = PCI_ANY_ID,
1743                 .subdevice    = PCI_ANY_ID,
1744         },{
1745                 /* --- end of list --- */
1746         }
1747 };
1748 MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
1749
1750 static struct pci_driver blackbird_pci_driver = {
1751         .name     = "cx88-blackbird",
1752         .id_table = cx8802_pci_tbl,
1753         .probe    = blackbird_probe,
1754         .remove   = __devexit_p(blackbird_remove),
1755         .suspend  = cx8802_suspend_common,
1756         .resume   = cx8802_resume_common,
1757 };
1758
1759 static int blackbird_init(void)
1760 {
1761         printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
1762                (CX88_VERSION_CODE >> 16) & 0xff,
1763                (CX88_VERSION_CODE >>  8) & 0xff,
1764                CX88_VERSION_CODE & 0xff);
1765 #ifdef SNAPSHOT
1766         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
1767                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
1768 #endif
1769         cx88_ioctl_hook = mpeg_do_ioctl;
1770         cx88_ioctl_translator = mpeg_translate_ioctl;
1771         return pci_register_driver(&blackbird_pci_driver);
1772 }
1773
1774 static void blackbird_fini(void)
1775 {
1776         pci_unregister_driver(&blackbird_pci_driver);
1777 }
1778
1779 module_init(blackbird_init);
1780 module_exit(blackbird_fini);
1781
1782 EXPORT_SYMBOL(cx88_ioctl_hook);
1783 EXPORT_SYMBOL(cx88_ioctl_translator);
1784 EXPORT_SYMBOL(blackbird_set_params);
1785 EXPORT_SYMBOL(blackbird_set_dnr_params);
1786
1787 /* ----------------------------------------------------------- */
1788 /*
1789  * Local variables:
1790  * c-basic-offset: 8
1791  * End:
1792  * 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
1793  */