linux/drivers/media/pci/saa7164/saa7164-api.c
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   1/*
   2 *  Driver for the NXP SAA7164 PCIe bridge
   3 *
   4 *  Copyright (c) 2010-2015 Steven Toth <stoth@kernellabs.com>
   5 *
   6 *  This program is free software; you can redistribute it and/or modify
   7 *  it under the terms of the GNU General Public License as published by
   8 *  the Free Software Foundation; either version 2 of the License, or
   9 *  (at your option) any later version.
  10 *
  11 *  This program is distributed in the hope that it will be useful,
  12 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 *
  15 *  GNU General Public License for more details.
  16 */
  17
  18#include <linux/wait.h>
  19#include <linux/slab.h>
  20
  21#include "saa7164.h"
  22
  23int saa7164_api_get_load_info(struct saa7164_dev *dev, struct tmFwInfoStruct *i)
  24{
  25        int ret;
  26
  27        if (!(saa_debug & DBGLVL_CPU))
  28                return 0;
  29
  30        dprintk(DBGLVL_API, "%s()\n", __func__);
  31
  32        i->deviceinst = 0;
  33        i->devicespec = 0;
  34        i->mode = 0;
  35        i->status = 0;
  36
  37        ret = saa7164_cmd_send(dev, 0, GET_CUR,
  38                GET_FW_STATUS_CONTROL, sizeof(struct tmFwInfoStruct), i);
  39        if (ret != SAA_OK)
  40                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
  41
  42        printk(KERN_INFO "saa7164[%d]-CPU: %d percent", dev->nr, i->CPULoad);
  43
  44        return ret;
  45}
  46
  47int saa7164_api_collect_debug(struct saa7164_dev *dev)
  48{
  49        struct tmComResDebugGetData d;
  50        u8 more = 255;
  51        int ret;
  52
  53        dprintk(DBGLVL_API, "%s()\n", __func__);
  54
  55        while (more--) {
  56
  57                memset(&d, 0, sizeof(d));
  58
  59                ret = saa7164_cmd_send(dev, 0, GET_CUR,
  60                        GET_DEBUG_DATA_CONTROL, sizeof(d), &d);
  61                if (ret != SAA_OK)
  62                        printk(KERN_ERR "%s() error, ret = 0x%x\n",
  63                                __func__, ret);
  64
  65                if (d.dwResult != SAA_OK)
  66                        break;
  67
  68                printk(KERN_INFO "saa7164[%d]-FWMSG: %s", dev->nr,
  69                        d.ucDebugData);
  70        }
  71
  72        return 0;
  73}
  74
  75int saa7164_api_set_debug(struct saa7164_dev *dev, u8 level)
  76{
  77        struct tmComResDebugSetLevel lvl;
  78        int ret;
  79
  80        dprintk(DBGLVL_API, "%s(level=%d)\n", __func__, level);
  81
  82        /* Retrieve current state */
  83        ret = saa7164_cmd_send(dev, 0, GET_CUR,
  84                SET_DEBUG_LEVEL_CONTROL, sizeof(lvl), &lvl);
  85        if (ret != SAA_OK)
  86                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
  87
  88        dprintk(DBGLVL_API, "%s() Was %d\n", __func__, lvl.dwDebugLevel);
  89
  90        lvl.dwDebugLevel = level;
  91
  92        /* set new state */
  93        ret = saa7164_cmd_send(dev, 0, SET_CUR,
  94                SET_DEBUG_LEVEL_CONTROL, sizeof(lvl), &lvl);
  95        if (ret != SAA_OK)
  96                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
  97
  98        return ret;
  99}
 100
 101int saa7164_api_set_vbi_format(struct saa7164_port *port)
 102{
 103        struct saa7164_dev *dev = port->dev;
 104        struct tmComResProbeCommit fmt, rsp;
 105        int ret;
 106
 107        dprintk(DBGLVL_API, "%s(nr=%d, unitid=0x%x)\n", __func__,
 108                port->nr, port->hwcfg.unitid);
 109
 110        fmt.bmHint = 0;
 111        fmt.bFormatIndex = 1;
 112        fmt.bFrameIndex = 1;
 113
 114        /* Probe, see if it can support this format */
 115        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 116                SET_CUR, SAA_PROBE_CONTROL, sizeof(fmt), &fmt);
 117        if (ret != SAA_OK)
 118                printk(KERN_ERR "%s() set error, ret = 0x%x\n", __func__, ret);
 119
 120        /* See of the format change was successful */
 121        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 122                GET_CUR, SAA_PROBE_CONTROL, sizeof(rsp), &rsp);
 123        if (ret != SAA_OK) {
 124                printk(KERN_ERR "%s() get error, ret = 0x%x\n", __func__, ret);
 125        } else {
 126                /* Compare requested vs received, should be same */
 127                if (memcmp(&fmt, &rsp, sizeof(rsp)) == 0) {
 128                        dprintk(DBGLVL_API, "SET/PROBE Verified\n");
 129
 130                        /* Ask the device to select the negotiated format */
 131                        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 132                                SET_CUR, SAA_COMMIT_CONTROL, sizeof(fmt), &fmt);
 133                        if (ret != SAA_OK)
 134                                printk(KERN_ERR "%s() commit error, ret = 0x%x\n",
 135                                        __func__, ret);
 136
 137                        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 138                                GET_CUR, SAA_COMMIT_CONTROL, sizeof(rsp), &rsp);
 139                        if (ret != SAA_OK)
 140                                printk(KERN_ERR "%s() GET commit error, ret = 0x%x\n",
 141                                        __func__, ret);
 142
 143                        if (memcmp(&fmt, &rsp, sizeof(rsp)) != 0) {
 144                                printk(KERN_ERR "%s() memcmp error, ret = 0x%x\n",
 145                                        __func__, ret);
 146                        } else
 147                                dprintk(DBGLVL_API, "SET/COMMIT Verified\n");
 148
 149                        dprintk(DBGLVL_API, "rsp.bmHint = 0x%x\n", rsp.bmHint);
 150                        dprintk(DBGLVL_API, "rsp.bFormatIndex = 0x%x\n",
 151                                rsp.bFormatIndex);
 152                        dprintk(DBGLVL_API, "rsp.bFrameIndex = 0x%x\n",
 153                                rsp.bFrameIndex);
 154                } else
 155                        printk(KERN_ERR "%s() compare failed\n", __func__);
 156        }
 157
 158        if (ret == SAA_OK)
 159                dprintk(DBGLVL_API, "%s(nr=%d) Success\n", __func__, port->nr);
 160
 161        return ret;
 162}
 163
 164static int saa7164_api_set_gop_size(struct saa7164_port *port)
 165{
 166        struct saa7164_dev *dev = port->dev;
 167        struct tmComResEncVideoGopStructure gs;
 168        int ret;
 169
 170        dprintk(DBGLVL_ENC, "%s()\n", __func__);
 171
 172        gs.ucRefFrameDist = port->encoder_params.refdist;
 173        gs.ucGOPSize = port->encoder_params.gop_size;
 174        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 175                EU_VIDEO_GOP_STRUCTURE_CONTROL,
 176                sizeof(gs), &gs);
 177        if (ret != SAA_OK)
 178                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 179
 180        return ret;
 181}
 182
 183int saa7164_api_set_encoder(struct saa7164_port *port)
 184{
 185        struct saa7164_dev *dev = port->dev;
 186        struct tmComResEncVideoBitRate vb;
 187        struct tmComResEncAudioBitRate ab;
 188        int ret;
 189
 190        dprintk(DBGLVL_ENC, "%s() unitid=0x%x\n", __func__,
 191                port->hwcfg.sourceid);
 192
 193        if (port->encoder_params.stream_type == V4L2_MPEG_STREAM_TYPE_MPEG2_PS)
 194                port->encoder_profile = EU_PROFILE_PS_DVD;
 195        else
 196                port->encoder_profile = EU_PROFILE_TS_HQ;
 197
 198        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 199                EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
 200        if (ret != SAA_OK)
 201                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 202
 203        /* Resolution */
 204        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 205                EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
 206        if (ret != SAA_OK)
 207                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 208
 209        /* Establish video bitrates */
 210        if (port->encoder_params.bitrate_mode ==
 211                V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
 212                vb.ucVideoBitRateMode = EU_VIDEO_BIT_RATE_MODE_CONSTANT;
 213        else
 214                vb.ucVideoBitRateMode = EU_VIDEO_BIT_RATE_MODE_VARIABLE_PEAK;
 215        vb.dwVideoBitRate = port->encoder_params.bitrate;
 216        vb.dwVideoBitRatePeak = port->encoder_params.bitrate_peak;
 217        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 218                EU_VIDEO_BIT_RATE_CONTROL,
 219                sizeof(struct tmComResEncVideoBitRate),
 220                &vb);
 221        if (ret != SAA_OK)
 222                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 223
 224        /* Establish audio bitrates */
 225        ab.ucAudioBitRateMode = 0;
 226        ab.dwAudioBitRate = 384000;
 227        ab.dwAudioBitRatePeak = ab.dwAudioBitRate;
 228        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 229                EU_AUDIO_BIT_RATE_CONTROL,
 230                sizeof(struct tmComResEncAudioBitRate),
 231                &ab);
 232        if (ret != SAA_OK)
 233                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__,
 234                        ret);
 235
 236        saa7164_api_set_aspect_ratio(port);
 237        saa7164_api_set_gop_size(port);
 238
 239        return ret;
 240}
 241
 242int saa7164_api_get_encoder(struct saa7164_port *port)
 243{
 244        struct saa7164_dev *dev = port->dev;
 245        struct tmComResEncVideoBitRate v;
 246        struct tmComResEncAudioBitRate a;
 247        struct tmComResEncVideoInputAspectRatio ar;
 248        int ret;
 249
 250        dprintk(DBGLVL_ENC, "%s() unitid=0x%x\n", __func__,
 251                port->hwcfg.sourceid);
 252
 253        port->encoder_profile = 0;
 254        port->video_format = 0;
 255        port->video_resolution = 0;
 256        port->audio_format = 0;
 257
 258        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 259                EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
 260        if (ret != SAA_OK)
 261                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 262
 263        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 264                EU_VIDEO_RESOLUTION_CONTROL, sizeof(u8),
 265                &port->video_resolution);
 266        if (ret != SAA_OK)
 267                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 268
 269        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 270                EU_VIDEO_FORMAT_CONTROL, sizeof(u8), &port->video_format);
 271        if (ret != SAA_OK)
 272                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 273
 274        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 275                EU_VIDEO_BIT_RATE_CONTROL, sizeof(v), &v);
 276        if (ret != SAA_OK)
 277                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 278
 279        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 280                EU_AUDIO_FORMAT_CONTROL, sizeof(u8), &port->audio_format);
 281        if (ret != SAA_OK)
 282                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 283
 284        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 285                EU_AUDIO_BIT_RATE_CONTROL, sizeof(a), &a);
 286        if (ret != SAA_OK)
 287                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 288
 289        /* Aspect Ratio */
 290        ar.width = 0;
 291        ar.height = 0;
 292        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 293                EU_VIDEO_INPUT_ASPECT_CONTROL,
 294                sizeof(struct tmComResEncVideoInputAspectRatio), &ar);
 295        if (ret != SAA_OK)
 296                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 297
 298        dprintk(DBGLVL_ENC, "encoder_profile = %d\n", port->encoder_profile);
 299        dprintk(DBGLVL_ENC, "video_format    = %d\n", port->video_format);
 300        dprintk(DBGLVL_ENC, "audio_format    = %d\n", port->audio_format);
 301        dprintk(DBGLVL_ENC, "video_resolution= %d\n", port->video_resolution);
 302        dprintk(DBGLVL_ENC, "v.ucVideoBitRateMode = %d\n",
 303                v.ucVideoBitRateMode);
 304        dprintk(DBGLVL_ENC, "v.dwVideoBitRate     = %d\n",
 305                v.dwVideoBitRate);
 306        dprintk(DBGLVL_ENC, "v.dwVideoBitRatePeak = %d\n",
 307                v.dwVideoBitRatePeak);
 308        dprintk(DBGLVL_ENC, "a.ucVideoBitRateMode = %d\n",
 309                a.ucAudioBitRateMode);
 310        dprintk(DBGLVL_ENC, "a.dwVideoBitRate     = %d\n",
 311                a.dwAudioBitRate);
 312        dprintk(DBGLVL_ENC, "a.dwVideoBitRatePeak = %d\n",
 313                a.dwAudioBitRatePeak);
 314        dprintk(DBGLVL_ENC, "aspect.width / height = %d:%d\n",
 315                ar.width, ar.height);
 316
 317        return ret;
 318}
 319
 320int saa7164_api_set_aspect_ratio(struct saa7164_port *port)
 321{
 322        struct saa7164_dev *dev = port->dev;
 323        struct tmComResEncVideoInputAspectRatio ar;
 324        int ret;
 325
 326        dprintk(DBGLVL_ENC, "%s(%d)\n", __func__,
 327                port->encoder_params.ctl_aspect);
 328
 329        switch (port->encoder_params.ctl_aspect) {
 330        case V4L2_MPEG_VIDEO_ASPECT_1x1:
 331                ar.width = 1;
 332                ar.height = 1;
 333                break;
 334        case V4L2_MPEG_VIDEO_ASPECT_4x3:
 335                ar.width = 4;
 336                ar.height = 3;
 337                break;
 338        case V4L2_MPEG_VIDEO_ASPECT_16x9:
 339                ar.width = 16;
 340                ar.height = 9;
 341                break;
 342        case V4L2_MPEG_VIDEO_ASPECT_221x100:
 343                ar.width = 221;
 344                ar.height = 100;
 345                break;
 346        default:
 347                BUG();
 348        }
 349
 350        dprintk(DBGLVL_ENC, "%s(%d) now %d:%d\n", __func__,
 351                port->encoder_params.ctl_aspect,
 352                ar.width, ar.height);
 353
 354        /* Aspect Ratio */
 355        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 356                EU_VIDEO_INPUT_ASPECT_CONTROL,
 357                sizeof(struct tmComResEncVideoInputAspectRatio), &ar);
 358        if (ret != SAA_OK)
 359                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 360
 361        return ret;
 362}
 363
 364int saa7164_api_set_usercontrol(struct saa7164_port *port, u8 ctl)
 365{
 366        struct saa7164_dev *dev = port->dev;
 367        int ret;
 368        u16 val;
 369
 370        if (ctl == PU_BRIGHTNESS_CONTROL)
 371                val = port->ctl_brightness;
 372        else
 373        if (ctl == PU_CONTRAST_CONTROL)
 374                val = port->ctl_contrast;
 375        else
 376        if (ctl == PU_HUE_CONTROL)
 377                val = port->ctl_hue;
 378        else
 379        if (ctl == PU_SATURATION_CONTROL)
 380                val = port->ctl_saturation;
 381        else
 382        if (ctl == PU_SHARPNESS_CONTROL)
 383                val = port->ctl_sharpness;
 384        else
 385                return -EINVAL;
 386
 387        dprintk(DBGLVL_ENC, "%s() unitid=0x%x ctl=%d, val=%d\n",
 388                __func__, port->encunit.vsourceid, ctl, val);
 389
 390        ret = saa7164_cmd_send(port->dev, port->encunit.vsourceid, SET_CUR,
 391                ctl, sizeof(u16), &val);
 392        if (ret != SAA_OK)
 393                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 394
 395        return ret;
 396}
 397
 398int saa7164_api_get_usercontrol(struct saa7164_port *port, u8 ctl)
 399{
 400        struct saa7164_dev *dev = port->dev;
 401        int ret;
 402        u16 val;
 403
 404        ret = saa7164_cmd_send(port->dev, port->encunit.vsourceid, GET_CUR,
 405                ctl, sizeof(u16), &val);
 406        if (ret != SAA_OK) {
 407                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 408                return ret;
 409        }
 410
 411        dprintk(DBGLVL_ENC, "%s() ctl=%d, val=%d\n",
 412                __func__, ctl, val);
 413
 414        if (ctl == PU_BRIGHTNESS_CONTROL)
 415                port->ctl_brightness = val;
 416        else
 417        if (ctl == PU_CONTRAST_CONTROL)
 418                port->ctl_contrast = val;
 419        else
 420        if (ctl == PU_HUE_CONTROL)
 421                port->ctl_hue = val;
 422        else
 423        if (ctl == PU_SATURATION_CONTROL)
 424                port->ctl_saturation = val;
 425        else
 426        if (ctl == PU_SHARPNESS_CONTROL)
 427                port->ctl_sharpness = val;
 428
 429        return ret;
 430}
 431
 432int saa7164_api_set_videomux(struct saa7164_port *port)
 433{
 434        struct saa7164_dev *dev = port->dev;
 435        u8 inputs[] = { 1, 2, 2, 2, 5, 5, 5 };
 436        int ret;
 437
 438        dprintk(DBGLVL_ENC, "%s() v_mux=%d a_mux=%d\n",
 439                __func__, port->mux_input, inputs[port->mux_input - 1]);
 440
 441        /* Audio Mute */
 442        ret = saa7164_api_audio_mute(port, 1);
 443        if (ret != SAA_OK)
 444                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 445
 446        /* Video Mux */
 447        ret = saa7164_cmd_send(port->dev, port->vidproc.sourceid, SET_CUR,
 448                SU_INPUT_SELECT_CONTROL, sizeof(u8), &port->mux_input);
 449        if (ret != SAA_OK)
 450                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 451
 452        /* Audio Mux */
 453        ret = saa7164_cmd_send(port->dev, port->audfeat.sourceid, SET_CUR,
 454                SU_INPUT_SELECT_CONTROL, sizeof(u8),
 455                &inputs[port->mux_input - 1]);
 456        if (ret != SAA_OK)
 457                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 458
 459        /* Audio UnMute */
 460        ret = saa7164_api_audio_mute(port, 0);
 461        if (ret != SAA_OK)
 462                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 463
 464        return ret;
 465}
 466
 467int saa7164_api_audio_mute(struct saa7164_port *port, int mute)
 468{
 469        struct saa7164_dev *dev = port->dev;
 470        u8 v = mute;
 471        int ret;
 472
 473        dprintk(DBGLVL_API, "%s(%d)\n", __func__, mute);
 474
 475        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 476                MUTE_CONTROL, sizeof(u8), &v);
 477        if (ret != SAA_OK)
 478                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 479
 480        return ret;
 481}
 482
 483/* 0 = silence, 0xff = full */
 484int saa7164_api_set_audio_volume(struct saa7164_port *port, s8 level)
 485{
 486        struct saa7164_dev *dev = port->dev;
 487        s16 v, min, max;
 488        int ret;
 489
 490        dprintk(DBGLVL_API, "%s(%d)\n", __func__, level);
 491
 492        /* Obtain the min/max ranges */
 493        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_MIN,
 494                VOLUME_CONTROL, sizeof(u16), &min);
 495        if (ret != SAA_OK)
 496                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 497
 498        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_MAX,
 499                VOLUME_CONTROL, sizeof(u16), &max);
 500        if (ret != SAA_OK)
 501                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 502
 503        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_CUR,
 504                (0x01 << 8) | VOLUME_CONTROL, sizeof(u16), &v);
 505        if (ret != SAA_OK)
 506                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 507
 508        dprintk(DBGLVL_API, "%s(%d) min=%d max=%d cur=%d\n", __func__,
 509                level, min, max, v);
 510
 511        v = level;
 512        if (v < min)
 513                v = min;
 514        if (v > max)
 515                v = max;
 516
 517        /* Left */
 518        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 519                (0x01 << 8) | VOLUME_CONTROL, sizeof(s16), &v);
 520        if (ret != SAA_OK)
 521                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 522
 523        /* Right */
 524        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 525                (0x02 << 8) | VOLUME_CONTROL, sizeof(s16), &v);
 526        if (ret != SAA_OK)
 527                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 528
 529        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_CUR,
 530                (0x01 << 8) | VOLUME_CONTROL, sizeof(u16), &v);
 531        if (ret != SAA_OK)
 532                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 533
 534        dprintk(DBGLVL_API, "%s(%d) min=%d max=%d cur=%d\n", __func__,
 535                level, min, max, v);
 536
 537        return ret;
 538}
 539
 540int saa7164_api_set_audio_std(struct saa7164_port *port)
 541{
 542        struct saa7164_dev *dev = port->dev;
 543        struct tmComResAudioDefaults lvl;
 544        struct tmComResTunerStandard tvaudio;
 545        int ret;
 546
 547        dprintk(DBGLVL_API, "%s()\n", __func__);
 548
 549        /* Establish default levels */
 550        lvl.ucDecoderLevel = TMHW_LEV_ADJ_DECLEV_DEFAULT;
 551        lvl.ucDecoderFM_Level = TMHW_LEV_ADJ_DECLEV_DEFAULT;
 552        lvl.ucMonoLevel = TMHW_LEV_ADJ_MONOLEV_DEFAULT;
 553        lvl.ucNICAM_Level = TMHW_LEV_ADJ_NICLEV_DEFAULT;
 554        lvl.ucSAP_Level = TMHW_LEV_ADJ_SAPLEV_DEFAULT;
 555        lvl.ucADC_Level = TMHW_LEV_ADJ_ADCLEV_DEFAULT;
 556        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 557                AUDIO_DEFAULT_CONTROL, sizeof(struct tmComResAudioDefaults),
 558                &lvl);
 559        if (ret != SAA_OK)
 560                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 561
 562        /* Manually select the appropriate TV audio standard */
 563        if (port->encodernorm.id & V4L2_STD_NTSC) {
 564                tvaudio.std = TU_STANDARD_NTSC_M;
 565                tvaudio.country = 1;
 566        } else {
 567                tvaudio.std = TU_STANDARD_PAL_I;
 568                tvaudio.country = 44;
 569        }
 570
 571        ret = saa7164_cmd_send(port->dev, port->tunerunit.unitid, SET_CUR,
 572                TU_STANDARD_CONTROL, sizeof(tvaudio), &tvaudio);
 573        if (ret != SAA_OK)
 574                printk(KERN_ERR "%s() TU_STANDARD_CONTROL error, ret = 0x%x\n",
 575                        __func__, ret);
 576        return ret;
 577}
 578
 579int saa7164_api_set_audio_detection(struct saa7164_port *port, int autodetect)
 580{
 581        struct saa7164_dev *dev = port->dev;
 582        struct tmComResTunerStandardAuto p;
 583        int ret;
 584
 585        dprintk(DBGLVL_API, "%s(%d)\n", __func__, autodetect);
 586
 587        /* Disable TV Audio autodetect if not already set (buggy) */
 588        if (autodetect)
 589                p.mode = TU_STANDARD_AUTO;
 590        else
 591                p.mode = TU_STANDARD_MANUAL;
 592        ret = saa7164_cmd_send(port->dev, port->tunerunit.unitid, SET_CUR,
 593                TU_STANDARD_AUTO_CONTROL, sizeof(p), &p);
 594        if (ret != SAA_OK)
 595                printk(KERN_ERR
 596                        "%s() TU_STANDARD_AUTO_CONTROL error, ret = 0x%x\n",
 597                        __func__, ret);
 598
 599        return ret;
 600}
 601
 602int saa7164_api_get_videomux(struct saa7164_port *port)
 603{
 604        struct saa7164_dev *dev = port->dev;
 605        int ret;
 606
 607        ret = saa7164_cmd_send(port->dev, port->vidproc.sourceid, GET_CUR,
 608                SU_INPUT_SELECT_CONTROL, sizeof(u8), &port->mux_input);
 609        if (ret != SAA_OK)
 610                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 611
 612        dprintk(DBGLVL_ENC, "%s() v_mux=%d\n",
 613                __func__, port->mux_input);
 614
 615        return ret;
 616}
 617
 618static int saa7164_api_set_dif(struct saa7164_port *port, u8 reg, u8 val)
 619{
 620        struct saa7164_dev *dev = port->dev;
 621
 622        u16 len = 0;
 623        u8 buf[256];
 624        int ret;
 625        u8 mas;
 626
 627        dprintk(DBGLVL_API, "%s(nr=%d type=%d val=%x)\n", __func__,
 628                port->nr, port->type, val);
 629
 630        if (port->nr == 0)
 631                mas = 0xd0;
 632        else
 633                mas = 0xe0;
 634
 635        memset(buf, 0, sizeof(buf));
 636
 637        buf[0x00] = 0x04;
 638        buf[0x01] = 0x00;
 639        buf[0x02] = 0x00;
 640        buf[0x03] = 0x00;
 641
 642        buf[0x04] = 0x04;
 643        buf[0x05] = 0x00;
 644        buf[0x06] = 0x00;
 645        buf[0x07] = 0x00;
 646
 647        buf[0x08] = reg;
 648        buf[0x09] = 0x26;
 649        buf[0x0a] = mas;
 650        buf[0x0b] = 0xb0;
 651
 652        buf[0x0c] = val;
 653        buf[0x0d] = 0x00;
 654        buf[0x0e] = 0x00;
 655        buf[0x0f] = 0x00;
 656
 657        ret = saa7164_cmd_send(dev, port->ifunit.unitid, GET_LEN,
 658                EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
 659        if (ret != SAA_OK) {
 660                printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
 661                return -EIO;
 662        }
 663
 664        ret = saa7164_cmd_send(dev, port->ifunit.unitid, SET_CUR,
 665                EXU_REGISTER_ACCESS_CONTROL, len, &buf);
 666        if (ret != SAA_OK)
 667                printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
 668#if 0
 669        print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf, 16,
 670                       false);
 671#endif
 672        return ret == SAA_OK ? 0 : -EIO;
 673}
 674
 675/* Disable the IF block AGC controls */
 676int saa7164_api_configure_dif(struct saa7164_port *port, u32 std)
 677{
 678        struct saa7164_dev *dev = port->dev;
 679        u8 agc_disable;
 680
 681        dprintk(DBGLVL_API, "%s(nr=%d, 0x%x)\n", __func__, port->nr, std);
 682
 683        if (std & V4L2_STD_NTSC) {
 684                dprintk(DBGLVL_API, " NTSC\n");
 685                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 686                agc_disable = 0;
 687        } else if (std & V4L2_STD_PAL_I) {
 688                dprintk(DBGLVL_API, " PAL-I\n");
 689                saa7164_api_set_dif(port, 0x00, 0x08); /* Video Standard */
 690                agc_disable = 0;
 691        } else if (std & V4L2_STD_PAL_M) {
 692                dprintk(DBGLVL_API, " PAL-M\n");
 693                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 694                agc_disable = 0;
 695        } else if (std & V4L2_STD_PAL_N) {
 696                dprintk(DBGLVL_API, " PAL-N\n");
 697                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 698                agc_disable = 0;
 699        } else if (std & V4L2_STD_PAL_Nc) {
 700                dprintk(DBGLVL_API, " PAL-Nc\n");
 701                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 702                agc_disable = 0;
 703        } else if (std & V4L2_STD_PAL_B) {
 704                dprintk(DBGLVL_API, " PAL-B\n");
 705                saa7164_api_set_dif(port, 0x00, 0x02); /* Video Standard */
 706                agc_disable = 0;
 707        } else if (std & V4L2_STD_PAL_DK) {
 708                dprintk(DBGLVL_API, " PAL-DK\n");
 709                saa7164_api_set_dif(port, 0x00, 0x10); /* Video Standard */
 710                agc_disable = 0;
 711        } else if (std & V4L2_STD_SECAM_L) {
 712                dprintk(DBGLVL_API, " SECAM-L\n");
 713                saa7164_api_set_dif(port, 0x00, 0x20); /* Video Standard */
 714                agc_disable = 0;
 715        } else {
 716                /* Unknown standard, assume DTV */
 717                dprintk(DBGLVL_API, " Unknown (assuming DTV)\n");
 718                /* Undefinded Video Standard */
 719                saa7164_api_set_dif(port, 0x00, 0x80);
 720                agc_disable = 1;
 721        }
 722
 723        saa7164_api_set_dif(port, 0x48, 0xa0); /* AGC Functions 1 */
 724        saa7164_api_set_dif(port, 0xc0, agc_disable); /* AGC Output Disable */
 725        saa7164_api_set_dif(port, 0x7c, 0x04); /* CVBS EQ */
 726        saa7164_api_set_dif(port, 0x04, 0x01); /* Active */
 727        msleep(100);
 728        saa7164_api_set_dif(port, 0x04, 0x00); /* Active (again) */
 729        msleep(100);
 730
 731        return 0;
 732}
 733
 734/* Ensure the dif is in the correct state for the operating mode
 735 * (analog / dtv). We only configure the diff through the analog encoder
 736 * so when we're in digital mode we need to find the appropriate encoder
 737 * and use it to configure the DIF.
 738 */
 739int saa7164_api_initialize_dif(struct saa7164_port *port)
 740{
 741        struct saa7164_dev *dev = port->dev;
 742        struct saa7164_port *p = NULL;
 743        int ret = -EINVAL;
 744        u32 std = 0;
 745
 746        dprintk(DBGLVL_API, "%s(nr=%d type=%d)\n", __func__,
 747                port->nr, port->type);
 748
 749        if (port->type == SAA7164_MPEG_ENCODER) {
 750                /* Pick any analog standard to init the diff.
 751                 * we'll come back during encoder_init'
 752                 * and set the correct standard if requried.
 753                 */
 754                std = V4L2_STD_NTSC;
 755        } else
 756        if (port->type == SAA7164_MPEG_DVB) {
 757                if (port->nr == SAA7164_PORT_TS1)
 758                        p = &dev->ports[SAA7164_PORT_ENC1];
 759                else
 760                        p = &dev->ports[SAA7164_PORT_ENC2];
 761        } else
 762        if (port->type == SAA7164_MPEG_VBI) {
 763                std = V4L2_STD_NTSC;
 764                if (port->nr == SAA7164_PORT_VBI1)
 765                        p = &dev->ports[SAA7164_PORT_ENC1];
 766                else
 767                        p = &dev->ports[SAA7164_PORT_ENC2];
 768        } else
 769                BUG();
 770
 771        if (p)
 772                ret = saa7164_api_configure_dif(p, std);
 773
 774        return ret;
 775}
 776
 777int saa7164_api_transition_port(struct saa7164_port *port, u8 mode)
 778{
 779        struct saa7164_dev *dev = port->dev;
 780
 781        int ret;
 782
 783        dprintk(DBGLVL_API, "%s(nr=%d unitid=0x%x,%d)\n",
 784                __func__, port->nr, port->hwcfg.unitid, mode);
 785
 786        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid, SET_CUR,
 787                SAA_STATE_CONTROL, sizeof(mode), &mode);
 788        if (ret != SAA_OK)
 789                printk(KERN_ERR "%s(portnr %d unitid 0x%x) error, ret = 0x%x\n",
 790                        __func__, port->nr, port->hwcfg.unitid, ret);
 791
 792        return ret;
 793}
 794
 795int saa7164_api_get_fw_version(struct saa7164_dev *dev, u32 *version)
 796{
 797        int ret;
 798
 799        ret = saa7164_cmd_send(dev, 0, GET_CUR,
 800                GET_FW_VERSION_CONTROL, sizeof(u32), version);
 801        if (ret != SAA_OK)
 802                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 803
 804        return ret;
 805}
 806
 807int saa7164_api_read_eeprom(struct saa7164_dev *dev, u8 *buf, int buflen)
 808{
 809        u8 reg[] = { 0x0f, 0x00 };
 810
 811        if (buflen < 128)
 812                return -ENOMEM;
 813
 814        /* Assumption: Hauppauge eeprom is at 0xa0 on on bus 0 */
 815        /* TODO: Pull the details from the boards struct */
 816        return saa7164_api_i2c_read(&dev->i2c_bus[0], 0xa0 >> 1, sizeof(reg),
 817                &reg[0], 128, buf);
 818}
 819
 820static int saa7164_api_configure_port_vbi(struct saa7164_dev *dev,
 821                                          struct saa7164_port *port)
 822{
 823        struct tmComResVBIFormatDescrHeader *fmt = &port->vbi_fmt_ntsc;
 824
 825        dprintk(DBGLVL_API, "    bFormatIndex  = 0x%x\n", fmt->bFormatIndex);
 826        dprintk(DBGLVL_API, "    VideoStandard = 0x%x\n", fmt->VideoStandard);
 827        dprintk(DBGLVL_API, "    StartLine     = %d\n", fmt->StartLine);
 828        dprintk(DBGLVL_API, "    EndLine       = %d\n", fmt->EndLine);
 829        dprintk(DBGLVL_API, "    FieldRate     = %d\n", fmt->FieldRate);
 830        dprintk(DBGLVL_API, "    bNumLines     = %d\n", fmt->bNumLines);
 831
 832        /* Cache the hardware configuration in the port */
 833
 834        port->bufcounter = port->hwcfg.BARLocation;
 835        port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
 836        port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
 837        port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
 838        port->bufptr32l = port->hwcfg.BARLocation +
 839                (4 * sizeof(u32)) +
 840                (sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
 841        port->bufptr32h = port->hwcfg.BARLocation +
 842                (4 * sizeof(u32)) +
 843                (sizeof(u32) * port->hwcfg.buffercount);
 844        port->bufptr64 = port->hwcfg.BARLocation +
 845                (4 * sizeof(u32)) +
 846                (sizeof(u32) * port->hwcfg.buffercount);
 847        dprintk(DBGLVL_API, "   = port->hwcfg.BARLocation = 0x%x\n",
 848                port->hwcfg.BARLocation);
 849
 850        dprintk(DBGLVL_API, "   = VS_FORMAT_VBI (becomes dev->en[%d])\n",
 851                port->nr);
 852
 853        return 0;
 854}
 855
 856static int
 857saa7164_api_configure_port_mpeg2ts(struct saa7164_dev *dev,
 858                                   struct saa7164_port *port,
 859                                   struct tmComResTSFormatDescrHeader *tsfmt)
 860{
 861        dprintk(DBGLVL_API, "    bFormatIndex = 0x%x\n", tsfmt->bFormatIndex);
 862        dprintk(DBGLVL_API, "    bDataOffset  = 0x%x\n", tsfmt->bDataOffset);
 863        dprintk(DBGLVL_API, "    bPacketLength= 0x%x\n", tsfmt->bPacketLength);
 864        dprintk(DBGLVL_API, "    bStrideLength= 0x%x\n", tsfmt->bStrideLength);
 865        dprintk(DBGLVL_API, "    bguid        = (....)\n");
 866
 867        /* Cache the hardware configuration in the port */
 868
 869        port->bufcounter = port->hwcfg.BARLocation;
 870        port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
 871        port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
 872        port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
 873        port->bufptr32l = port->hwcfg.BARLocation +
 874                (4 * sizeof(u32)) +
 875                (sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
 876        port->bufptr32h = port->hwcfg.BARLocation +
 877                (4 * sizeof(u32)) +
 878                (sizeof(u32) * port->hwcfg.buffercount);
 879        port->bufptr64 = port->hwcfg.BARLocation +
 880                (4 * sizeof(u32)) +
 881                (sizeof(u32) * port->hwcfg.buffercount);
 882        dprintk(DBGLVL_API, "   = port->hwcfg.BARLocation = 0x%x\n",
 883                port->hwcfg.BARLocation);
 884
 885        dprintk(DBGLVL_API, "   = VS_FORMAT_MPEGTS (becomes dev->ts[%d])\n",
 886                port->nr);
 887
 888        return 0;
 889}
 890
 891static int
 892saa7164_api_configure_port_mpeg2ps(struct saa7164_dev *dev,
 893                                   struct saa7164_port *port,
 894                                   struct tmComResPSFormatDescrHeader *fmt)
 895{
 896        dprintk(DBGLVL_API, "    bFormatIndex = 0x%x\n", fmt->bFormatIndex);
 897        dprintk(DBGLVL_API, "    wPacketLength= 0x%x\n", fmt->wPacketLength);
 898        dprintk(DBGLVL_API, "    wPackLength=   0x%x\n", fmt->wPackLength);
 899        dprintk(DBGLVL_API, "    bPackDataType= 0x%x\n", fmt->bPackDataType);
 900
 901        /* Cache the hardware configuration in the port */
 902        /* TODO: CHECK THIS in the port config */
 903        port->bufcounter = port->hwcfg.BARLocation;
 904        port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
 905        port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
 906        port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
 907        port->bufptr32l = port->hwcfg.BARLocation +
 908                (4 * sizeof(u32)) +
 909                (sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
 910        port->bufptr32h = port->hwcfg.BARLocation +
 911                (4 * sizeof(u32)) +
 912                (sizeof(u32) * port->hwcfg.buffercount);
 913        port->bufptr64 = port->hwcfg.BARLocation +
 914                (4 * sizeof(u32)) +
 915                (sizeof(u32) * port->hwcfg.buffercount);
 916        dprintk(DBGLVL_API, "   = port->hwcfg.BARLocation = 0x%x\n",
 917                port->hwcfg.BARLocation);
 918
 919        dprintk(DBGLVL_API, "   = VS_FORMAT_MPEGPS (becomes dev->enc[%d])\n",
 920                port->nr);
 921
 922        return 0;
 923}
 924
 925static int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len)
 926{
 927        struct saa7164_port *tsport = NULL;
 928        struct saa7164_port *encport = NULL;
 929        struct saa7164_port *vbiport = NULL;
 930        u32 idx, next_offset;
 931        int i;
 932        struct tmComResDescrHeader *hdr, *t;
 933        struct tmComResExtDevDescrHeader *exthdr;
 934        struct tmComResPathDescrHeader *pathhdr;
 935        struct tmComResAntTermDescrHeader *anttermhdr;
 936        struct tmComResTunerDescrHeader *tunerunithdr;
 937        struct tmComResDMATermDescrHeader *vcoutputtermhdr;
 938        struct tmComResTSFormatDescrHeader *tsfmt;
 939        struct tmComResPSFormatDescrHeader *psfmt;
 940        struct tmComResSelDescrHeader *psel;
 941        struct tmComResProcDescrHeader *pdh;
 942        struct tmComResAFeatureDescrHeader *afd;
 943        struct tmComResEncoderDescrHeader *edh;
 944        struct tmComResVBIFormatDescrHeader *vbifmt;
 945        u32 currpath = 0;
 946
 947        dprintk(DBGLVL_API,
 948                "%s(?,?,%d) sizeof(struct tmComResDescrHeader) = %d bytes\n",
 949                __func__, len, (u32)sizeof(struct tmComResDescrHeader));
 950
 951        for (idx = 0; idx < (len - sizeof(struct tmComResDescrHeader));) {
 952
 953                hdr = (struct tmComResDescrHeader *)(buf + idx);
 954
 955                if (hdr->type != CS_INTERFACE)
 956                        return SAA_ERR_NOT_SUPPORTED;
 957
 958                dprintk(DBGLVL_API, "@ 0x%x =\n", idx);
 959                switch (hdr->subtype) {
 960                case GENERAL_REQUEST:
 961                        dprintk(DBGLVL_API, " GENERAL_REQUEST\n");
 962                        break;
 963                case VC_TUNER_PATH:
 964                        dprintk(DBGLVL_API, " VC_TUNER_PATH\n");
 965                        pathhdr = (struct tmComResPathDescrHeader *)(buf + idx);
 966                        dprintk(DBGLVL_API, "  pathid = 0x%x\n",
 967                                pathhdr->pathid);
 968                        currpath = pathhdr->pathid;
 969                        break;
 970                case VC_INPUT_TERMINAL:
 971                        dprintk(DBGLVL_API, " VC_INPUT_TERMINAL\n");
 972                        anttermhdr =
 973                                (struct tmComResAntTermDescrHeader *)(buf + idx);
 974                        dprintk(DBGLVL_API, "  terminalid   = 0x%x\n",
 975                                anttermhdr->terminalid);
 976                        dprintk(DBGLVL_API, "  terminaltype = 0x%x\n",
 977                                anttermhdr->terminaltype);
 978                        switch (anttermhdr->terminaltype) {
 979                        case ITT_ANTENNA:
 980                                dprintk(DBGLVL_API, "   = ITT_ANTENNA\n");
 981                                break;
 982                        case LINE_CONNECTOR:
 983                                dprintk(DBGLVL_API, "   = LINE_CONNECTOR\n");
 984                                break;
 985                        case SPDIF_CONNECTOR:
 986                                dprintk(DBGLVL_API, "   = SPDIF_CONNECTOR\n");
 987                                break;
 988                        case COMPOSITE_CONNECTOR:
 989                                dprintk(DBGLVL_API,
 990                                        "   = COMPOSITE_CONNECTOR\n");
 991                                break;
 992                        case SVIDEO_CONNECTOR:
 993                                dprintk(DBGLVL_API, "   = SVIDEO_CONNECTOR\n");
 994                                break;
 995                        case COMPONENT_CONNECTOR:
 996                                dprintk(DBGLVL_API,
 997                                        "   = COMPONENT_CONNECTOR\n");
 998                                break;
 999                        case STANDARD_DMA:
1000                                dprintk(DBGLVL_API, "   = STANDARD_DMA\n");
1001                                break;
1002                        default:
1003                                dprintk(DBGLVL_API, "   = undefined (0x%x)\n",
1004                                        anttermhdr->terminaltype);
1005                        }
1006                        dprintk(DBGLVL_API, "  assocterminal= 0x%x\n",
1007                                anttermhdr->assocterminal);
1008                        dprintk(DBGLVL_API, "  iterminal    = 0x%x\n",
1009                                anttermhdr->iterminal);
1010                        dprintk(DBGLVL_API, "  controlsize  = 0x%x\n",
1011                                anttermhdr->controlsize);
1012                        break;
1013                case VC_OUTPUT_TERMINAL:
1014                        dprintk(DBGLVL_API, " VC_OUTPUT_TERMINAL\n");
1015                        vcoutputtermhdr =
1016                                (struct tmComResDMATermDescrHeader *)(buf + idx);
1017                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1018                                vcoutputtermhdr->unitid);
1019                        dprintk(DBGLVL_API, "  terminaltype = 0x%x\n",
1020                                vcoutputtermhdr->terminaltype);
1021                        switch (vcoutputtermhdr->terminaltype) {
1022                        case ITT_ANTENNA:
1023                                dprintk(DBGLVL_API, "   = ITT_ANTENNA\n");
1024                                break;
1025                        case LINE_CONNECTOR:
1026                                dprintk(DBGLVL_API, "   = LINE_CONNECTOR\n");
1027                                break;
1028                        case SPDIF_CONNECTOR:
1029                                dprintk(DBGLVL_API, "   = SPDIF_CONNECTOR\n");
1030                                break;
1031                        case COMPOSITE_CONNECTOR:
1032                                dprintk(DBGLVL_API,
1033                                        "   = COMPOSITE_CONNECTOR\n");
1034                                break;
1035                        case SVIDEO_CONNECTOR:
1036                                dprintk(DBGLVL_API, "   = SVIDEO_CONNECTOR\n");
1037                                break;
1038                        case COMPONENT_CONNECTOR:
1039                                dprintk(DBGLVL_API,
1040                                        "   = COMPONENT_CONNECTOR\n");
1041                                break;
1042                        case STANDARD_DMA:
1043                                dprintk(DBGLVL_API, "   = STANDARD_DMA\n");
1044                                break;
1045                        default:
1046                                dprintk(DBGLVL_API, "   = undefined (0x%x)\n",
1047                                        vcoutputtermhdr->terminaltype);
1048                        }
1049                        dprintk(DBGLVL_API, "  assocterminal= 0x%x\n",
1050                                vcoutputtermhdr->assocterminal);
1051                        dprintk(DBGLVL_API, "  sourceid     = 0x%x\n",
1052                                vcoutputtermhdr->sourceid);
1053                        dprintk(DBGLVL_API, "  iterminal    = 0x%x\n",
1054                                vcoutputtermhdr->iterminal);
1055                        dprintk(DBGLVL_API, "  BARLocation  = 0x%x\n",
1056                                vcoutputtermhdr->BARLocation);
1057                        dprintk(DBGLVL_API, "  flags        = 0x%x\n",
1058                                vcoutputtermhdr->flags);
1059                        dprintk(DBGLVL_API, "  interruptid  = 0x%x\n",
1060                                vcoutputtermhdr->interruptid);
1061                        dprintk(DBGLVL_API, "  buffercount  = 0x%x\n",
1062                                vcoutputtermhdr->buffercount);
1063                        dprintk(DBGLVL_API, "  metadatasize = 0x%x\n",
1064                                vcoutputtermhdr->metadatasize);
1065                        dprintk(DBGLVL_API, "  controlsize  = 0x%x\n",
1066                                vcoutputtermhdr->controlsize);
1067                        dprintk(DBGLVL_API, "  numformats   = 0x%x\n",
1068                                vcoutputtermhdr->numformats);
1069
1070                        t = (struct tmComResDescrHeader *)
1071                                ((struct tmComResDMATermDescrHeader *)(buf + idx));
1072                        next_offset = idx + (vcoutputtermhdr->len);
1073                        for (i = 0; i < vcoutputtermhdr->numformats; i++) {
1074                                t = (struct tmComResDescrHeader *)
1075                                        (buf + next_offset);
1076                                switch (t->subtype) {
1077                                case VS_FORMAT_MPEG2TS:
1078                                        tsfmt =
1079                                        (struct tmComResTSFormatDescrHeader *)t;
1080                                        if (currpath == 1)
1081                                                tsport = &dev->ports[SAA7164_PORT_TS1];
1082                                        else
1083                                                tsport = &dev->ports[SAA7164_PORT_TS2];
1084                                        memcpy(&tsport->hwcfg, vcoutputtermhdr,
1085                                                sizeof(*vcoutputtermhdr));
1086                                        saa7164_api_configure_port_mpeg2ts(dev,
1087                                                tsport, tsfmt);
1088                                        break;
1089                                case VS_FORMAT_MPEG2PS:
1090                                        psfmt =
1091                                        (struct tmComResPSFormatDescrHeader *)t;
1092                                        if (currpath == 1)
1093                                                encport = &dev->ports[SAA7164_PORT_ENC1];
1094                                        else
1095                                                encport = &dev->ports[SAA7164_PORT_ENC2];
1096                                        memcpy(&encport->hwcfg, vcoutputtermhdr,
1097                                                sizeof(*vcoutputtermhdr));
1098                                        saa7164_api_configure_port_mpeg2ps(dev,
1099                                                encport, psfmt);
1100                                        break;
1101                                case VS_FORMAT_VBI:
1102                                        vbifmt =
1103                                        (struct tmComResVBIFormatDescrHeader *)t;
1104                                        if (currpath == 1)
1105                                                vbiport = &dev->ports[SAA7164_PORT_VBI1];
1106                                        else
1107                                                vbiport = &dev->ports[SAA7164_PORT_VBI2];
1108                                        memcpy(&vbiport->hwcfg, vcoutputtermhdr,
1109                                                sizeof(*vcoutputtermhdr));
1110                                        memcpy(&vbiport->vbi_fmt_ntsc, vbifmt,
1111                                                sizeof(*vbifmt));
1112                                        saa7164_api_configure_port_vbi(dev,
1113                                                vbiport);
1114                                        break;
1115                                case VS_FORMAT_RDS:
1116                                        dprintk(DBGLVL_API,
1117                                                "   = VS_FORMAT_RDS\n");
1118                                        break;
1119                                case VS_FORMAT_UNCOMPRESSED:
1120                                        dprintk(DBGLVL_API,
1121                                        "   = VS_FORMAT_UNCOMPRESSED\n");
1122                                        break;
1123                                case VS_FORMAT_TYPE:
1124                                        dprintk(DBGLVL_API,
1125                                                "   = VS_FORMAT_TYPE\n");
1126                                        break;
1127                                default:
1128                                        dprintk(DBGLVL_API,
1129                                                "   = undefined (0x%x)\n",
1130                                                t->subtype);
1131                                }
1132                                next_offset += t->len;
1133                        }
1134
1135                        break;
1136                case TUNER_UNIT:
1137                        dprintk(DBGLVL_API, " TUNER_UNIT\n");
1138                        tunerunithdr =
1139                                (struct tmComResTunerDescrHeader *)(buf + idx);
1140                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1141                                tunerunithdr->unitid);
1142                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1143                                tunerunithdr->sourceid);
1144                        dprintk(DBGLVL_API, "  iunit = 0x%x\n",
1145                                tunerunithdr->iunit);
1146                        dprintk(DBGLVL_API, "  tuningstandards = 0x%x\n",
1147                                tunerunithdr->tuningstandards);
1148                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1149                                tunerunithdr->controlsize);
1150                        dprintk(DBGLVL_API, "  controls = 0x%x\n",
1151                                tunerunithdr->controls);
1152
1153                        if (tunerunithdr->unitid == tunerunithdr->iunit) {
1154                                if (currpath == 1)
1155                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1156                                else
1157                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1158                                memcpy(&encport->tunerunit, tunerunithdr,
1159                                        sizeof(struct tmComResTunerDescrHeader));
1160                                dprintk(DBGLVL_API,
1161                                        "  (becomes dev->enc[%d] tuner)\n",
1162                                        encport->nr);
1163                        }
1164                        break;
1165                case VC_SELECTOR_UNIT:
1166                        psel = (struct tmComResSelDescrHeader *)(buf + idx);
1167                        dprintk(DBGLVL_API, " VC_SELECTOR_UNIT\n");
1168                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1169                                psel->unitid);
1170                        dprintk(DBGLVL_API, "  nrinpins = 0x%x\n",
1171                                psel->nrinpins);
1172                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1173                                psel->sourceid);
1174                        break;
1175                case VC_PROCESSING_UNIT:
1176                        pdh = (struct tmComResProcDescrHeader *)(buf + idx);
1177                        dprintk(DBGLVL_API, " VC_PROCESSING_UNIT\n");
1178                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1179                                pdh->unitid);
1180                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1181                                pdh->sourceid);
1182                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1183                                pdh->controlsize);
1184                        if (pdh->controlsize == 0x04) {
1185                                if (currpath == 1)
1186                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1187                                else
1188                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1189                                memcpy(&encport->vidproc, pdh,
1190                                        sizeof(struct tmComResProcDescrHeader));
1191                                dprintk(DBGLVL_API, "  (becomes dev->enc[%d])\n",
1192                                        encport->nr);
1193                        }
1194                        break;
1195                case FEATURE_UNIT:
1196                        afd = (struct tmComResAFeatureDescrHeader *)(buf + idx);
1197                        dprintk(DBGLVL_API, " FEATURE_UNIT\n");
1198                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1199                                afd->unitid);
1200                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1201                                afd->sourceid);
1202                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1203                                afd->controlsize);
1204                        if (currpath == 1)
1205                                encport = &dev->ports[SAA7164_PORT_ENC1];
1206                        else
1207                                encport = &dev->ports[SAA7164_PORT_ENC2];
1208                        memcpy(&encport->audfeat, afd,
1209                                sizeof(struct tmComResAFeatureDescrHeader));
1210                        dprintk(DBGLVL_API, "  (becomes dev->enc[%d])\n",
1211                                encport->nr);
1212                        break;
1213                case ENCODER_UNIT:
1214                        edh = (struct tmComResEncoderDescrHeader *)(buf + idx);
1215                        dprintk(DBGLVL_API, " ENCODER_UNIT\n");
1216                        dprintk(DBGLVL_API, "  subtype = 0x%x\n", edh->subtype);
1217                        dprintk(DBGLVL_API, "  unitid = 0x%x\n", edh->unitid);
1218                        dprintk(DBGLVL_API, "  vsourceid = 0x%x\n",
1219                        edh->vsourceid);
1220                        dprintk(DBGLVL_API, "  asourceid = 0x%x\n",
1221                                edh->asourceid);
1222                        dprintk(DBGLVL_API, "  iunit = 0x%x\n", edh->iunit);
1223                        if (edh->iunit == edh->unitid) {
1224                                if (currpath == 1)
1225                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1226                                else
1227                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1228                                memcpy(&encport->encunit, edh,
1229                                        sizeof(struct tmComResEncoderDescrHeader));
1230                                dprintk(DBGLVL_API,
1231                                        "  (becomes dev->enc[%d])\n",
1232                                        encport->nr);
1233                        }
1234                        break;
1235                case EXTENSION_UNIT:
1236                        dprintk(DBGLVL_API, " EXTENSION_UNIT\n");
1237                        exthdr = (struct tmComResExtDevDescrHeader *)(buf + idx);
1238                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1239                                exthdr->unitid);
1240                        dprintk(DBGLVL_API, "  deviceid = 0x%x\n",
1241                                exthdr->deviceid);
1242                        dprintk(DBGLVL_API, "  devicetype = 0x%x\n",
1243                                exthdr->devicetype);
1244                        if (exthdr->devicetype & 0x1)
1245                                dprintk(DBGLVL_API, "   = Decoder Device\n");
1246                        if (exthdr->devicetype & 0x2)
1247                                dprintk(DBGLVL_API, "   = GPIO Source\n");
1248                        if (exthdr->devicetype & 0x4)
1249                                dprintk(DBGLVL_API, "   = Video Decoder\n");
1250                        if (exthdr->devicetype & 0x8)
1251                                dprintk(DBGLVL_API, "   = Audio Decoder\n");
1252                        if (exthdr->devicetype & 0x20)
1253                                dprintk(DBGLVL_API, "   = Crossbar\n");
1254                        if (exthdr->devicetype & 0x40)
1255                                dprintk(DBGLVL_API, "   = Tuner\n");
1256                        if (exthdr->devicetype & 0x80)
1257                                dprintk(DBGLVL_API, "   = IF PLL\n");
1258                        if (exthdr->devicetype & 0x100)
1259                                dprintk(DBGLVL_API, "   = Demodulator\n");
1260                        if (exthdr->devicetype & 0x200)
1261                                dprintk(DBGLVL_API, "   = RDS Decoder\n");
1262                        if (exthdr->devicetype & 0x400)
1263                                dprintk(DBGLVL_API, "   = Encoder\n");
1264                        if (exthdr->devicetype & 0x800)
1265                                dprintk(DBGLVL_API, "   = IR Decoder\n");
1266                        if (exthdr->devicetype & 0x1000)
1267                                dprintk(DBGLVL_API, "   = EEPROM\n");
1268                        if (exthdr->devicetype & 0x2000)
1269                                dprintk(DBGLVL_API,
1270                                        "   = VBI Decoder\n");
1271                        if (exthdr->devicetype & 0x10000)
1272                                dprintk(DBGLVL_API,
1273                                        "   = Streaming Device\n");
1274                        if (exthdr->devicetype & 0x20000)
1275                                dprintk(DBGLVL_API,
1276                                        "   = DRM Device\n");
1277                        if (exthdr->devicetype & 0x40000000)
1278                                dprintk(DBGLVL_API,
1279                                        "   = Generic Device\n");
1280                        if (exthdr->devicetype & 0x80000000)
1281                                dprintk(DBGLVL_API,
1282                                        "   = Config Space Device\n");
1283                        dprintk(DBGLVL_API, "  numgpiopins = 0x%x\n",
1284                                exthdr->numgpiopins);
1285                        dprintk(DBGLVL_API, "  numgpiogroups = 0x%x\n",
1286                                exthdr->numgpiogroups);
1287                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1288                                exthdr->controlsize);
1289                        if (exthdr->devicetype & 0x80) {
1290                                if (currpath == 1)
1291                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1292                                else
1293                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1294                                memcpy(&encport->ifunit, exthdr,
1295                                        sizeof(struct tmComResExtDevDescrHeader));
1296                                dprintk(DBGLVL_API,
1297                                        "  (becomes dev->enc[%d])\n",
1298                                        encport->nr);
1299                        }
1300                        break;
1301                case PVC_INFRARED_UNIT:
1302                        dprintk(DBGLVL_API, " PVC_INFRARED_UNIT\n");
1303                        break;
1304                case DRM_UNIT:
1305                        dprintk(DBGLVL_API, " DRM_UNIT\n");
1306                        break;
1307                default:
1308                        dprintk(DBGLVL_API, "default %d\n", hdr->subtype);
1309                }
1310
1311                dprintk(DBGLVL_API, " 1.%x\n", hdr->len);
1312                dprintk(DBGLVL_API, " 2.%x\n", hdr->type);
1313                dprintk(DBGLVL_API, " 3.%x\n", hdr->subtype);
1314                dprintk(DBGLVL_API, " 4.%x\n", hdr->unitid);
1315
1316                idx += hdr->len;
1317        }
1318
1319        return 0;
1320}
1321
1322int saa7164_api_enum_subdevs(struct saa7164_dev *dev)
1323{
1324        int ret;
1325        u32 buflen = 0;
1326        u8 *buf;
1327
1328        dprintk(DBGLVL_API, "%s()\n", __func__);
1329
1330        /* Get the total descriptor length */
1331        ret = saa7164_cmd_send(dev, 0, GET_LEN,
1332                GET_DESCRIPTORS_CONTROL, sizeof(buflen), &buflen);
1333        if (ret != SAA_OK)
1334                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
1335
1336        dprintk(DBGLVL_API, "%s() total descriptor size = %d bytes.\n",
1337                __func__, buflen);
1338
1339        /* Allocate enough storage for all of the descs */
1340        buf = kzalloc(buflen, GFP_KERNEL);
1341        if (!buf)
1342                return SAA_ERR_NO_RESOURCES;
1343
1344        /* Retrieve them */
1345        ret = saa7164_cmd_send(dev, 0, GET_CUR,
1346                GET_DESCRIPTORS_CONTROL, buflen, buf);
1347        if (ret != SAA_OK) {
1348                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
1349                goto out;
1350        }
1351
1352        if (saa_debug & DBGLVL_API)
1353                print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf,
1354                               buflen & ~15, false);
1355
1356        saa7164_api_dump_subdevs(dev, buf, buflen);
1357
1358out:
1359        kfree(buf);
1360        return ret;
1361}
1362
1363int saa7164_api_i2c_read(struct saa7164_i2c *bus, u8 addr, u32 reglen, u8 *reg,
1364        u32 datalen, u8 *data)
1365{
1366        struct saa7164_dev *dev = bus->dev;
1367        u16 len = 0;
1368        int unitid;
1369        u8 buf[256];
1370        int ret;
1371
1372        dprintk(DBGLVL_API, "%s() addr=%x reglen=%d datalen=%d\n",
1373                __func__, addr, reglen, datalen);
1374
1375        if (reglen > 4)
1376                return -EIO;
1377
1378        /* Prepare the send buffer */
1379        /* Bytes 00-03 source register length
1380         *       04-07 source bytes to read
1381         *       08... register address
1382         */
1383        memset(buf, 0, sizeof(buf));
1384        memcpy((buf + 2 * sizeof(u32) + 0), reg, reglen);
1385        *((u32 *)(buf + 0 * sizeof(u32))) = reglen;
1386        *((u32 *)(buf + 1 * sizeof(u32))) = datalen;
1387
1388        unitid = saa7164_i2caddr_to_unitid(bus, addr);
1389        if (unitid < 0) {
1390                printk(KERN_ERR
1391                        "%s() error, cannot translate regaddr 0x%x to unitid\n",
1392                        __func__, addr);
1393                return -EIO;
1394        }
1395
1396        ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN,
1397                EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
1398        if (ret != SAA_OK) {
1399                printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
1400                return -EIO;
1401        }
1402
1403        dprintk(DBGLVL_API, "%s() len = %d bytes\n", __func__, len);
1404
1405        if (saa_debug & DBGLVL_I2C)
1406                print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf,
1407                               32, false);
1408
1409        ret = saa7164_cmd_send(bus->dev, unitid, GET_CUR,
1410                EXU_REGISTER_ACCESS_CONTROL, len, &buf);
1411        if (ret != SAA_OK)
1412                printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
1413        else {
1414                if (saa_debug & DBGLVL_I2C)
1415                        print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1,
1416                                       buf, sizeof(buf), false);
1417                memcpy(data, (buf + 2 * sizeof(u32) + reglen), datalen);
1418        }
1419
1420        return ret == SAA_OK ? 0 : -EIO;
1421}
1422
1423/* For a given 8 bit i2c address device, write the buffer */
1424int saa7164_api_i2c_write(struct saa7164_i2c *bus, u8 addr, u32 datalen,
1425        u8 *data)
1426{
1427        struct saa7164_dev *dev = bus->dev;
1428        u16 len = 0;
1429        int unitid;
1430        int reglen;
1431        u8 buf[256];
1432        int ret;
1433
1434        dprintk(DBGLVL_API, "%s() addr=0x%2x len=0x%x\n",
1435                __func__, addr, datalen);
1436
1437        if ((datalen == 0) || (datalen > 232))
1438                return -EIO;
1439
1440        memset(buf, 0, sizeof(buf));
1441
1442        unitid = saa7164_i2caddr_to_unitid(bus, addr);
1443        if (unitid < 0) {
1444                printk(KERN_ERR
1445                        "%s() error, cannot translate regaddr 0x%x to unitid\n",
1446                        __func__, addr);
1447                return -EIO;
1448        }
1449
1450        reglen = saa7164_i2caddr_to_reglen(bus, addr);
1451        if (reglen < 0) {
1452                printk(KERN_ERR
1453                        "%s() error, cannot translate regaddr to reglen\n",
1454                        __func__);
1455                return -EIO;
1456        }
1457
1458        ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN,
1459                EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
1460        if (ret != SAA_OK) {
1461                printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
1462                return -EIO;
1463        }
1464
1465        dprintk(DBGLVL_API, "%s() len = %d bytes unitid=0x%x\n", __func__,
1466                len, unitid);
1467
1468        /* Prepare the send buffer */
1469        /* Bytes 00-03 dest register length
1470         *       04-07 dest bytes to write
1471         *       08... register address
1472         */
1473        *((u32 *)(buf + 0 * sizeof(u32))) = reglen;
1474        *((u32 *)(buf + 1 * sizeof(u32))) = datalen - reglen;
1475        memcpy((buf + 2 * sizeof(u32)), data, datalen);
1476
1477        if (saa_debug & DBGLVL_I2C)
1478                print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1,
1479                               buf, sizeof(buf), false);
1480
1481        ret = saa7164_cmd_send(bus->dev, unitid, SET_CUR,
1482                EXU_REGISTER_ACCESS_CONTROL, len, &buf);
1483        if (ret != SAA_OK)
1484                printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
1485
1486        return ret == SAA_OK ? 0 : -EIO;
1487}
1488
1489static int saa7164_api_modify_gpio(struct saa7164_dev *dev, u8 unitid,
1490        u8 pin, u8 state)
1491{
1492        int ret;
1493        struct tmComResGPIO t;
1494
1495        dprintk(DBGLVL_API, "%s(0x%x, %d, %d)\n",
1496                __func__, unitid, pin, state);
1497
1498        if ((pin > 7) || (state > 2))
1499                return SAA_ERR_BAD_PARAMETER;
1500
1501        t.pin = pin;
1502        t.state = state;
1503
1504        ret = saa7164_cmd_send(dev, unitid, SET_CUR,
1505                EXU_GPIO_CONTROL, sizeof(t), &t);
1506        if (ret != SAA_OK)
1507                printk(KERN_ERR "%s() error, ret = 0x%x\n",
1508                        __func__, ret);
1509
1510        return ret;
1511}
1512
1513int saa7164_api_set_gpiobit(struct saa7164_dev *dev, u8 unitid,
1514        u8 pin)
1515{
1516        return saa7164_api_modify_gpio(dev, unitid, pin, 1);
1517}
1518
1519int saa7164_api_clear_gpiobit(struct saa7164_dev *dev, u8 unitid,
1520        u8 pin)
1521{
1522        return saa7164_api_modify_gpio(dev, unitid, pin, 0);
1523}
1524
1525