linux/drivers/media/pci/saa7164/saa7164-api.c
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   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 *  Driver for the NXP SAA7164 PCIe bridge
   4 *
   5 *  Copyright (c) 2010-2015 Steven Toth <stoth@kernellabs.com>
   6 */
   7
   8#include <linux/wait.h>
   9#include <linux/slab.h>
  10
  11#include "saa7164.h"
  12
  13int saa7164_api_get_load_info(struct saa7164_dev *dev, struct tmFwInfoStruct *i)
  14{
  15        int ret;
  16
  17        if (!(saa_debug & DBGLVL_CPU))
  18                return 0;
  19
  20        dprintk(DBGLVL_API, "%s()\n", __func__);
  21
  22        i->deviceinst = 0;
  23        i->devicespec = 0;
  24        i->mode = 0;
  25        i->status = 0;
  26
  27        ret = saa7164_cmd_send(dev, 0, GET_CUR,
  28                GET_FW_STATUS_CONTROL, sizeof(struct tmFwInfoStruct), i);
  29        if (ret != SAA_OK)
  30                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
  31
  32        printk(KERN_INFO "saa7164[%d]-CPU: %d percent", dev->nr, i->CPULoad);
  33
  34        return ret;
  35}
  36
  37int saa7164_api_collect_debug(struct saa7164_dev *dev)
  38{
  39        struct tmComResDebugGetData d;
  40        u8 more = 255;
  41        int ret;
  42
  43        dprintk(DBGLVL_API, "%s()\n", __func__);
  44
  45        while (more--) {
  46
  47                memset(&d, 0, sizeof(d));
  48
  49                ret = saa7164_cmd_send(dev, 0, GET_CUR,
  50                        GET_DEBUG_DATA_CONTROL, sizeof(d), &d);
  51                if (ret != SAA_OK)
  52                        printk(KERN_ERR "%s() error, ret = 0x%x\n",
  53                                __func__, ret);
  54
  55                if (d.dwResult != SAA_OK)
  56                        break;
  57
  58                printk(KERN_INFO "saa7164[%d]-FWMSG: %s", dev->nr,
  59                        d.ucDebugData);
  60        }
  61
  62        return 0;
  63}
  64
  65int saa7164_api_set_debug(struct saa7164_dev *dev, u8 level)
  66{
  67        struct tmComResDebugSetLevel lvl;
  68        int ret;
  69
  70        dprintk(DBGLVL_API, "%s(level=%d)\n", __func__, level);
  71
  72        /* Retrieve current state */
  73        ret = saa7164_cmd_send(dev, 0, GET_CUR,
  74                SET_DEBUG_LEVEL_CONTROL, sizeof(lvl), &lvl);
  75        if (ret != SAA_OK)
  76                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
  77
  78        dprintk(DBGLVL_API, "%s() Was %d\n", __func__, lvl.dwDebugLevel);
  79
  80        lvl.dwDebugLevel = level;
  81
  82        /* set new state */
  83        ret = saa7164_cmd_send(dev, 0, SET_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        return ret;
  89}
  90
  91int saa7164_api_set_vbi_format(struct saa7164_port *port)
  92{
  93        struct saa7164_dev *dev = port->dev;
  94        struct tmComResProbeCommit fmt, rsp;
  95        int ret;
  96
  97        dprintk(DBGLVL_API, "%s(nr=%d, unitid=0x%x)\n", __func__,
  98                port->nr, port->hwcfg.unitid);
  99
 100        fmt.bmHint = 0;
 101        fmt.bFormatIndex = 1;
 102        fmt.bFrameIndex = 1;
 103
 104        /* Probe, see if it can support this format */
 105        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 106                SET_CUR, SAA_PROBE_CONTROL, sizeof(fmt), &fmt);
 107        if (ret != SAA_OK)
 108                printk(KERN_ERR "%s() set error, ret = 0x%x\n", __func__, ret);
 109
 110        /* See of the format change was successful */
 111        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 112                GET_CUR, SAA_PROBE_CONTROL, sizeof(rsp), &rsp);
 113        if (ret != SAA_OK) {
 114                printk(KERN_ERR "%s() get error, ret = 0x%x\n", __func__, ret);
 115        } else {
 116                /* Compare requested vs received, should be same */
 117                if (memcmp(&fmt, &rsp, sizeof(rsp)) == 0) {
 118                        dprintk(DBGLVL_API, "SET/PROBE Verified\n");
 119
 120                        /* Ask the device to select the negotiated format */
 121                        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 122                                SET_CUR, SAA_COMMIT_CONTROL, sizeof(fmt), &fmt);
 123                        if (ret != SAA_OK)
 124                                printk(KERN_ERR "%s() commit error, ret = 0x%x\n",
 125                                        __func__, ret);
 126
 127                        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 128                                GET_CUR, SAA_COMMIT_CONTROL, sizeof(rsp), &rsp);
 129                        if (ret != SAA_OK)
 130                                printk(KERN_ERR "%s() GET commit error, ret = 0x%x\n",
 131                                        __func__, ret);
 132
 133                        if (memcmp(&fmt, &rsp, sizeof(rsp)) != 0) {
 134                                printk(KERN_ERR "%s() memcmp error, ret = 0x%x\n",
 135                                        __func__, ret);
 136                        } else
 137                                dprintk(DBGLVL_API, "SET/COMMIT Verified\n");
 138
 139                        dprintk(DBGLVL_API, "rsp.bmHint = 0x%x\n", rsp.bmHint);
 140                        dprintk(DBGLVL_API, "rsp.bFormatIndex = 0x%x\n",
 141                                rsp.bFormatIndex);
 142                        dprintk(DBGLVL_API, "rsp.bFrameIndex = 0x%x\n",
 143                                rsp.bFrameIndex);
 144                } else
 145                        printk(KERN_ERR "%s() compare failed\n", __func__);
 146        }
 147
 148        if (ret == SAA_OK)
 149                dprintk(DBGLVL_API, "%s(nr=%d) Success\n", __func__, port->nr);
 150
 151        return ret;
 152}
 153
 154static int saa7164_api_set_gop_size(struct saa7164_port *port)
 155{
 156        struct saa7164_dev *dev = port->dev;
 157        struct tmComResEncVideoGopStructure gs;
 158        int ret;
 159
 160        dprintk(DBGLVL_ENC, "%s()\n", __func__);
 161
 162        gs.ucRefFrameDist = port->encoder_params.refdist;
 163        gs.ucGOPSize = port->encoder_params.gop_size;
 164        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 165                EU_VIDEO_GOP_STRUCTURE_CONTROL,
 166                sizeof(gs), &gs);
 167        if (ret != SAA_OK)
 168                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 169
 170        return ret;
 171}
 172
 173int saa7164_api_set_encoder(struct saa7164_port *port)
 174{
 175        struct saa7164_dev *dev = port->dev;
 176        struct tmComResEncVideoBitRate vb;
 177        struct tmComResEncAudioBitRate ab;
 178        int ret;
 179
 180        dprintk(DBGLVL_ENC, "%s() unitid=0x%x\n", __func__,
 181                port->hwcfg.sourceid);
 182
 183        if (port->encoder_params.stream_type == V4L2_MPEG_STREAM_TYPE_MPEG2_PS)
 184                port->encoder_profile = EU_PROFILE_PS_DVD;
 185        else
 186                port->encoder_profile = EU_PROFILE_TS_HQ;
 187
 188        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 189                EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
 190        if (ret != SAA_OK)
 191                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 192
 193        /* Resolution */
 194        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 195                EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
 196        if (ret != SAA_OK)
 197                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 198
 199        /* Establish video bitrates */
 200        if (port->encoder_params.bitrate_mode ==
 201                V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
 202                vb.ucVideoBitRateMode = EU_VIDEO_BIT_RATE_MODE_CONSTANT;
 203        else
 204                vb.ucVideoBitRateMode = EU_VIDEO_BIT_RATE_MODE_VARIABLE_PEAK;
 205        vb.dwVideoBitRate = port->encoder_params.bitrate;
 206        vb.dwVideoBitRatePeak = port->encoder_params.bitrate_peak;
 207        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 208                EU_VIDEO_BIT_RATE_CONTROL,
 209                sizeof(struct tmComResEncVideoBitRate),
 210                &vb);
 211        if (ret != SAA_OK)
 212                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 213
 214        /* Establish audio bitrates */
 215        ab.ucAudioBitRateMode = 0;
 216        ab.dwAudioBitRate = 384000;
 217        ab.dwAudioBitRatePeak = ab.dwAudioBitRate;
 218        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 219                EU_AUDIO_BIT_RATE_CONTROL,
 220                sizeof(struct tmComResEncAudioBitRate),
 221                &ab);
 222        if (ret != SAA_OK)
 223                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__,
 224                        ret);
 225
 226        saa7164_api_set_aspect_ratio(port);
 227        saa7164_api_set_gop_size(port);
 228
 229        return ret;
 230}
 231
 232int saa7164_api_get_encoder(struct saa7164_port *port)
 233{
 234        struct saa7164_dev *dev = port->dev;
 235        struct tmComResEncVideoBitRate v;
 236        struct tmComResEncAudioBitRate a;
 237        struct tmComResEncVideoInputAspectRatio ar;
 238        int ret;
 239
 240        dprintk(DBGLVL_ENC, "%s() unitid=0x%x\n", __func__,
 241                port->hwcfg.sourceid);
 242
 243        port->encoder_profile = 0;
 244        port->video_format = 0;
 245        port->video_resolution = 0;
 246        port->audio_format = 0;
 247
 248        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 249                EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
 250        if (ret != SAA_OK)
 251                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 252
 253        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 254                EU_VIDEO_RESOLUTION_CONTROL, sizeof(u8),
 255                &port->video_resolution);
 256        if (ret != SAA_OK)
 257                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 258
 259        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 260                EU_VIDEO_FORMAT_CONTROL, sizeof(u8), &port->video_format);
 261        if (ret != SAA_OK)
 262                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 263
 264        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 265                EU_VIDEO_BIT_RATE_CONTROL, sizeof(v), &v);
 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_AUDIO_FORMAT_CONTROL, sizeof(u8), &port->audio_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_AUDIO_BIT_RATE_CONTROL, sizeof(a), &a);
 276        if (ret != SAA_OK)
 277                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 278
 279        /* Aspect Ratio */
 280        ar.width = 0;
 281        ar.height = 0;
 282        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 283                EU_VIDEO_INPUT_ASPECT_CONTROL,
 284                sizeof(struct tmComResEncVideoInputAspectRatio), &ar);
 285        if (ret != SAA_OK)
 286                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 287
 288        dprintk(DBGLVL_ENC, "encoder_profile = %d\n", port->encoder_profile);
 289        dprintk(DBGLVL_ENC, "video_format    = %d\n", port->video_format);
 290        dprintk(DBGLVL_ENC, "audio_format    = %d\n", port->audio_format);
 291        dprintk(DBGLVL_ENC, "video_resolution= %d\n", port->video_resolution);
 292        dprintk(DBGLVL_ENC, "v.ucVideoBitRateMode = %d\n",
 293                v.ucVideoBitRateMode);
 294        dprintk(DBGLVL_ENC, "v.dwVideoBitRate     = %d\n",
 295                v.dwVideoBitRate);
 296        dprintk(DBGLVL_ENC, "v.dwVideoBitRatePeak = %d\n",
 297                v.dwVideoBitRatePeak);
 298        dprintk(DBGLVL_ENC, "a.ucVideoBitRateMode = %d\n",
 299                a.ucAudioBitRateMode);
 300        dprintk(DBGLVL_ENC, "a.dwVideoBitRate     = %d\n",
 301                a.dwAudioBitRate);
 302        dprintk(DBGLVL_ENC, "a.dwVideoBitRatePeak = %d\n",
 303                a.dwAudioBitRatePeak);
 304        dprintk(DBGLVL_ENC, "aspect.width / height = %d:%d\n",
 305                ar.width, ar.height);
 306
 307        return ret;
 308}
 309
 310int saa7164_api_set_aspect_ratio(struct saa7164_port *port)
 311{
 312        struct saa7164_dev *dev = port->dev;
 313        struct tmComResEncVideoInputAspectRatio ar;
 314        int ret;
 315
 316        dprintk(DBGLVL_ENC, "%s(%d)\n", __func__,
 317                port->encoder_params.ctl_aspect);
 318
 319        switch (port->encoder_params.ctl_aspect) {
 320        case V4L2_MPEG_VIDEO_ASPECT_1x1:
 321                ar.width = 1;
 322                ar.height = 1;
 323                break;
 324        case V4L2_MPEG_VIDEO_ASPECT_4x3:
 325                ar.width = 4;
 326                ar.height = 3;
 327                break;
 328        case V4L2_MPEG_VIDEO_ASPECT_16x9:
 329                ar.width = 16;
 330                ar.height = 9;
 331                break;
 332        case V4L2_MPEG_VIDEO_ASPECT_221x100:
 333                ar.width = 221;
 334                ar.height = 100;
 335                break;
 336        default:
 337                BUG();
 338        }
 339
 340        dprintk(DBGLVL_ENC, "%s(%d) now %d:%d\n", __func__,
 341                port->encoder_params.ctl_aspect,
 342                ar.width, ar.height);
 343
 344        /* Aspect Ratio */
 345        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 346                EU_VIDEO_INPUT_ASPECT_CONTROL,
 347                sizeof(struct tmComResEncVideoInputAspectRatio), &ar);
 348        if (ret != SAA_OK)
 349                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 350
 351        return ret;
 352}
 353
 354int saa7164_api_set_usercontrol(struct saa7164_port *port, u8 ctl)
 355{
 356        struct saa7164_dev *dev = port->dev;
 357        int ret;
 358        u16 val;
 359
 360        if (ctl == PU_BRIGHTNESS_CONTROL)
 361                val = port->ctl_brightness;
 362        else
 363        if (ctl == PU_CONTRAST_CONTROL)
 364                val = port->ctl_contrast;
 365        else
 366        if (ctl == PU_HUE_CONTROL)
 367                val = port->ctl_hue;
 368        else
 369        if (ctl == PU_SATURATION_CONTROL)
 370                val = port->ctl_saturation;
 371        else
 372        if (ctl == PU_SHARPNESS_CONTROL)
 373                val = port->ctl_sharpness;
 374        else
 375                return -EINVAL;
 376
 377        dprintk(DBGLVL_ENC, "%s() unitid=0x%x ctl=%d, val=%d\n",
 378                __func__, port->encunit.vsourceid, ctl, val);
 379
 380        ret = saa7164_cmd_send(port->dev, port->encunit.vsourceid, SET_CUR,
 381                ctl, sizeof(u16), &val);
 382        if (ret != SAA_OK)
 383                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 384
 385        return ret;
 386}
 387
 388int saa7164_api_get_usercontrol(struct saa7164_port *port, u8 ctl)
 389{
 390        struct saa7164_dev *dev = port->dev;
 391        int ret;
 392        u16 val;
 393
 394        ret = saa7164_cmd_send(port->dev, port->encunit.vsourceid, GET_CUR,
 395                ctl, sizeof(u16), &val);
 396        if (ret != SAA_OK) {
 397                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 398                return ret;
 399        }
 400
 401        dprintk(DBGLVL_ENC, "%s() ctl=%d, val=%d\n",
 402                __func__, ctl, val);
 403
 404        if (ctl == PU_BRIGHTNESS_CONTROL)
 405                port->ctl_brightness = val;
 406        else
 407        if (ctl == PU_CONTRAST_CONTROL)
 408                port->ctl_contrast = val;
 409        else
 410        if (ctl == PU_HUE_CONTROL)
 411                port->ctl_hue = val;
 412        else
 413        if (ctl == PU_SATURATION_CONTROL)
 414                port->ctl_saturation = val;
 415        else
 416        if (ctl == PU_SHARPNESS_CONTROL)
 417                port->ctl_sharpness = val;
 418
 419        return ret;
 420}
 421
 422int saa7164_api_set_videomux(struct saa7164_port *port)
 423{
 424        struct saa7164_dev *dev = port->dev;
 425        u8 inputs[] = { 1, 2, 2, 2, 5, 5, 5 };
 426        int ret;
 427
 428        dprintk(DBGLVL_ENC, "%s() v_mux=%d a_mux=%d\n",
 429                __func__, port->mux_input, inputs[port->mux_input - 1]);
 430
 431        /* Audio Mute */
 432        ret = saa7164_api_audio_mute(port, 1);
 433        if (ret != SAA_OK)
 434                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 435
 436        /* Video Mux */
 437        ret = saa7164_cmd_send(port->dev, port->vidproc.sourceid, SET_CUR,
 438                SU_INPUT_SELECT_CONTROL, sizeof(u8), &port->mux_input);
 439        if (ret != SAA_OK)
 440                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 441
 442        /* Audio Mux */
 443        ret = saa7164_cmd_send(port->dev, port->audfeat.sourceid, SET_CUR,
 444                SU_INPUT_SELECT_CONTROL, sizeof(u8),
 445                &inputs[port->mux_input - 1]);
 446        if (ret != SAA_OK)
 447                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 448
 449        /* Audio UnMute */
 450        ret = saa7164_api_audio_mute(port, 0);
 451        if (ret != SAA_OK)
 452                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 453
 454        return ret;
 455}
 456
 457int saa7164_api_audio_mute(struct saa7164_port *port, int mute)
 458{
 459        struct saa7164_dev *dev = port->dev;
 460        u8 v = mute;
 461        int ret;
 462
 463        dprintk(DBGLVL_API, "%s(%d)\n", __func__, mute);
 464
 465        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 466                MUTE_CONTROL, sizeof(u8), &v);
 467        if (ret != SAA_OK)
 468                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 469
 470        return ret;
 471}
 472
 473/* 0 = silence, 0xff = full */
 474int saa7164_api_set_audio_volume(struct saa7164_port *port, s8 level)
 475{
 476        struct saa7164_dev *dev = port->dev;
 477        s16 v, min, max;
 478        int ret;
 479
 480        dprintk(DBGLVL_API, "%s(%d)\n", __func__, level);
 481
 482        /* Obtain the min/max ranges */
 483        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_MIN,
 484                VOLUME_CONTROL, sizeof(u16), &min);
 485        if (ret != SAA_OK)
 486                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 487
 488        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_MAX,
 489                VOLUME_CONTROL, sizeof(u16), &max);
 490        if (ret != SAA_OK)
 491                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 492
 493        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_CUR,
 494                (0x01 << 8) | VOLUME_CONTROL, sizeof(u16), &v);
 495        if (ret != SAA_OK)
 496                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 497
 498        dprintk(DBGLVL_API, "%s(%d) min=%d max=%d cur=%d\n", __func__,
 499                level, min, max, v);
 500
 501        v = level;
 502        if (v < min)
 503                v = min;
 504        if (v > max)
 505                v = max;
 506
 507        /* Left */
 508        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 509                (0x01 << 8) | VOLUME_CONTROL, sizeof(s16), &v);
 510        if (ret != SAA_OK)
 511                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 512
 513        /* Right */
 514        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 515                (0x02 << 8) | VOLUME_CONTROL, sizeof(s16), &v);
 516        if (ret != SAA_OK)
 517                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 518
 519        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_CUR,
 520                (0x01 << 8) | VOLUME_CONTROL, sizeof(u16), &v);
 521        if (ret != SAA_OK)
 522                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 523
 524        dprintk(DBGLVL_API, "%s(%d) min=%d max=%d cur=%d\n", __func__,
 525                level, min, max, v);
 526
 527        return ret;
 528}
 529
 530int saa7164_api_set_audio_std(struct saa7164_port *port)
 531{
 532        struct saa7164_dev *dev = port->dev;
 533        struct tmComResAudioDefaults lvl;
 534        struct tmComResTunerStandard tvaudio;
 535        int ret;
 536
 537        dprintk(DBGLVL_API, "%s()\n", __func__);
 538
 539        /* Establish default levels */
 540        lvl.ucDecoderLevel = TMHW_LEV_ADJ_DECLEV_DEFAULT;
 541        lvl.ucDecoderFM_Level = TMHW_LEV_ADJ_DECLEV_DEFAULT;
 542        lvl.ucMonoLevel = TMHW_LEV_ADJ_MONOLEV_DEFAULT;
 543        lvl.ucNICAM_Level = TMHW_LEV_ADJ_NICLEV_DEFAULT;
 544        lvl.ucSAP_Level = TMHW_LEV_ADJ_SAPLEV_DEFAULT;
 545        lvl.ucADC_Level = TMHW_LEV_ADJ_ADCLEV_DEFAULT;
 546        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 547                AUDIO_DEFAULT_CONTROL, sizeof(struct tmComResAudioDefaults),
 548                &lvl);
 549        if (ret != SAA_OK)
 550                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 551
 552        /* Manually select the appropriate TV audio standard */
 553        if (port->encodernorm.id & V4L2_STD_NTSC) {
 554                tvaudio.std = TU_STANDARD_NTSC_M;
 555                tvaudio.country = 1;
 556        } else {
 557                tvaudio.std = TU_STANDARD_PAL_I;
 558                tvaudio.country = 44;
 559        }
 560
 561        ret = saa7164_cmd_send(port->dev, port->tunerunit.unitid, SET_CUR,
 562                TU_STANDARD_CONTROL, sizeof(tvaudio), &tvaudio);
 563        if (ret != SAA_OK)
 564                printk(KERN_ERR "%s() TU_STANDARD_CONTROL error, ret = 0x%x\n",
 565                        __func__, ret);
 566        return ret;
 567}
 568
 569int saa7164_api_set_audio_detection(struct saa7164_port *port, int autodetect)
 570{
 571        struct saa7164_dev *dev = port->dev;
 572        struct tmComResTunerStandardAuto p;
 573        int ret;
 574
 575        dprintk(DBGLVL_API, "%s(%d)\n", __func__, autodetect);
 576
 577        /* Disable TV Audio autodetect if not already set (buggy) */
 578        if (autodetect)
 579                p.mode = TU_STANDARD_AUTO;
 580        else
 581                p.mode = TU_STANDARD_MANUAL;
 582        ret = saa7164_cmd_send(port->dev, port->tunerunit.unitid, SET_CUR,
 583                TU_STANDARD_AUTO_CONTROL, sizeof(p), &p);
 584        if (ret != SAA_OK)
 585                printk(KERN_ERR
 586                        "%s() TU_STANDARD_AUTO_CONTROL error, ret = 0x%x\n",
 587                        __func__, ret);
 588
 589        return ret;
 590}
 591
 592int saa7164_api_get_videomux(struct saa7164_port *port)
 593{
 594        struct saa7164_dev *dev = port->dev;
 595        int ret;
 596
 597        ret = saa7164_cmd_send(port->dev, port->vidproc.sourceid, GET_CUR,
 598                SU_INPUT_SELECT_CONTROL, sizeof(u8), &port->mux_input);
 599        if (ret != SAA_OK)
 600                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 601
 602        dprintk(DBGLVL_ENC, "%s() v_mux=%d\n",
 603                __func__, port->mux_input);
 604
 605        return ret;
 606}
 607
 608static int saa7164_api_set_dif(struct saa7164_port *port, u8 reg, u8 val)
 609{
 610        struct saa7164_dev *dev = port->dev;
 611
 612        u16 len = 0;
 613        u8 buf[256];
 614        int ret;
 615        u8 mas;
 616
 617        dprintk(DBGLVL_API, "%s(nr=%d type=%d val=%x)\n", __func__,
 618                port->nr, port->type, val);
 619
 620        if (port->nr == 0)
 621                mas = 0xd0;
 622        else
 623                mas = 0xe0;
 624
 625        memset(buf, 0, sizeof(buf));
 626
 627        buf[0x00] = 0x04;
 628        buf[0x01] = 0x00;
 629        buf[0x02] = 0x00;
 630        buf[0x03] = 0x00;
 631
 632        buf[0x04] = 0x04;
 633        buf[0x05] = 0x00;
 634        buf[0x06] = 0x00;
 635        buf[0x07] = 0x00;
 636
 637        buf[0x08] = reg;
 638        buf[0x09] = 0x26;
 639        buf[0x0a] = mas;
 640        buf[0x0b] = 0xb0;
 641
 642        buf[0x0c] = val;
 643        buf[0x0d] = 0x00;
 644        buf[0x0e] = 0x00;
 645        buf[0x0f] = 0x00;
 646
 647        ret = saa7164_cmd_send(dev, port->ifunit.unitid, GET_LEN,
 648                EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
 649        if (ret != SAA_OK) {
 650                printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
 651                return -EIO;
 652        }
 653
 654        ret = saa7164_cmd_send(dev, port->ifunit.unitid, SET_CUR,
 655                EXU_REGISTER_ACCESS_CONTROL, len, &buf);
 656        if (ret != SAA_OK)
 657                printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
 658#if 0
 659        print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf, 16,
 660                       false);
 661#endif
 662        return ret == SAA_OK ? 0 : -EIO;
 663}
 664
 665/* Disable the IF block AGC controls */
 666int saa7164_api_configure_dif(struct saa7164_port *port, u32 std)
 667{
 668        struct saa7164_dev *dev = port->dev;
 669        u8 agc_disable;
 670
 671        dprintk(DBGLVL_API, "%s(nr=%d, 0x%x)\n", __func__, port->nr, std);
 672
 673        if (std & V4L2_STD_NTSC) {
 674                dprintk(DBGLVL_API, " NTSC\n");
 675                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 676                agc_disable = 0;
 677        } else if (std & V4L2_STD_PAL_I) {
 678                dprintk(DBGLVL_API, " PAL-I\n");
 679                saa7164_api_set_dif(port, 0x00, 0x08); /* Video Standard */
 680                agc_disable = 0;
 681        } else if (std & V4L2_STD_PAL_M) {
 682                dprintk(DBGLVL_API, " PAL-M\n");
 683                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 684                agc_disable = 0;
 685        } else if (std & V4L2_STD_PAL_N) {
 686                dprintk(DBGLVL_API, " PAL-N\n");
 687                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 688                agc_disable = 0;
 689        } else if (std & V4L2_STD_PAL_Nc) {
 690                dprintk(DBGLVL_API, " PAL-Nc\n");
 691                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 692                agc_disable = 0;
 693        } else if (std & V4L2_STD_PAL_B) {
 694                dprintk(DBGLVL_API, " PAL-B\n");
 695                saa7164_api_set_dif(port, 0x00, 0x02); /* Video Standard */
 696                agc_disable = 0;
 697        } else if (std & V4L2_STD_PAL_DK) {
 698                dprintk(DBGLVL_API, " PAL-DK\n");
 699                saa7164_api_set_dif(port, 0x00, 0x10); /* Video Standard */
 700                agc_disable = 0;
 701        } else if (std & V4L2_STD_SECAM_L) {
 702                dprintk(DBGLVL_API, " SECAM-L\n");
 703                saa7164_api_set_dif(port, 0x00, 0x20); /* Video Standard */
 704                agc_disable = 0;
 705        } else {
 706                /* Unknown standard, assume DTV */
 707                dprintk(DBGLVL_API, " Unknown (assuming DTV)\n");
 708                /* Undefinded Video Standard */
 709                saa7164_api_set_dif(port, 0x00, 0x80);
 710                agc_disable = 1;
 711        }
 712
 713        saa7164_api_set_dif(port, 0x48, 0xa0); /* AGC Functions 1 */
 714        saa7164_api_set_dif(port, 0xc0, agc_disable); /* AGC Output Disable */
 715        saa7164_api_set_dif(port, 0x7c, 0x04); /* CVBS EQ */
 716        saa7164_api_set_dif(port, 0x04, 0x01); /* Active */
 717        msleep(100);
 718        saa7164_api_set_dif(port, 0x04, 0x00); /* Active (again) */
 719        msleep(100);
 720
 721        return 0;
 722}
 723
 724/* Ensure the dif is in the correct state for the operating mode
 725 * (analog / dtv). We only configure the diff through the analog encoder
 726 * so when we're in digital mode we need to find the appropriate encoder
 727 * and use it to configure the DIF.
 728 */
 729int saa7164_api_initialize_dif(struct saa7164_port *port)
 730{
 731        struct saa7164_dev *dev = port->dev;
 732        struct saa7164_port *p = NULL;
 733        int ret = -EINVAL;
 734        u32 std = 0;
 735
 736        dprintk(DBGLVL_API, "%s(nr=%d type=%d)\n", __func__,
 737                port->nr, port->type);
 738
 739        if (port->type == SAA7164_MPEG_ENCODER) {
 740                /* Pick any analog standard to init the diff.
 741                 * we'll come back during encoder_init'
 742                 * and set the correct standard if required.
 743                 */
 744                std = V4L2_STD_NTSC;
 745        } else
 746        if (port->type == SAA7164_MPEG_DVB) {
 747                if (port->nr == SAA7164_PORT_TS1)
 748                        p = &dev->ports[SAA7164_PORT_ENC1];
 749                else
 750                        p = &dev->ports[SAA7164_PORT_ENC2];
 751        } else
 752        if (port->type == SAA7164_MPEG_VBI) {
 753                std = V4L2_STD_NTSC;
 754                if (port->nr == SAA7164_PORT_VBI1)
 755                        p = &dev->ports[SAA7164_PORT_ENC1];
 756                else
 757                        p = &dev->ports[SAA7164_PORT_ENC2];
 758        } else
 759                BUG();
 760
 761        if (p)
 762                ret = saa7164_api_configure_dif(p, std);
 763
 764        return ret;
 765}
 766
 767int saa7164_api_transition_port(struct saa7164_port *port, u8 mode)
 768{
 769        struct saa7164_dev *dev = port->dev;
 770
 771        int ret;
 772
 773        dprintk(DBGLVL_API, "%s(nr=%d unitid=0x%x,%d)\n",
 774                __func__, port->nr, port->hwcfg.unitid, mode);
 775
 776        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid, SET_CUR,
 777                SAA_STATE_CONTROL, sizeof(mode), &mode);
 778        if (ret != SAA_OK)
 779                printk(KERN_ERR "%s(portnr %d unitid 0x%x) error, ret = 0x%x\n",
 780                        __func__, port->nr, port->hwcfg.unitid, ret);
 781
 782        return ret;
 783}
 784
 785int saa7164_api_get_fw_version(struct saa7164_dev *dev, u32 *version)
 786{
 787        int ret;
 788
 789        ret = saa7164_cmd_send(dev, 0, GET_CUR,
 790                GET_FW_VERSION_CONTROL, sizeof(u32), version);
 791        if (ret != SAA_OK)
 792                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 793
 794        return ret;
 795}
 796
 797int saa7164_api_read_eeprom(struct saa7164_dev *dev, u8 *buf, int buflen)
 798{
 799        u8 reg[] = { 0x0f, 0x00 };
 800
 801        if (buflen < 128)
 802                return -ENOMEM;
 803
 804        /* Assumption: Hauppauge eeprom is at 0xa0 on on bus 0 */
 805        /* TODO: Pull the details from the boards struct */
 806        return saa7164_api_i2c_read(&dev->i2c_bus[0], 0xa0 >> 1, sizeof(reg),
 807                &reg[0], 128, buf);
 808}
 809
 810static int saa7164_api_configure_port_vbi(struct saa7164_dev *dev,
 811                                          struct saa7164_port *port)
 812{
 813        struct tmComResVBIFormatDescrHeader *fmt = &port->vbi_fmt_ntsc;
 814
 815        dprintk(DBGLVL_API, "    bFormatIndex  = 0x%x\n", fmt->bFormatIndex);
 816        dprintk(DBGLVL_API, "    VideoStandard = 0x%x\n", fmt->VideoStandard);
 817        dprintk(DBGLVL_API, "    StartLine     = %d\n", fmt->StartLine);
 818        dprintk(DBGLVL_API, "    EndLine       = %d\n", fmt->EndLine);
 819        dprintk(DBGLVL_API, "    FieldRate     = %d\n", fmt->FieldRate);
 820        dprintk(DBGLVL_API, "    bNumLines     = %d\n", fmt->bNumLines);
 821
 822        /* Cache the hardware configuration in the port */
 823
 824        port->bufcounter = port->hwcfg.BARLocation;
 825        port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
 826        port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
 827        port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
 828        port->bufptr32l = port->hwcfg.BARLocation +
 829                (4 * sizeof(u32)) +
 830                (sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
 831        port->bufptr32h = port->hwcfg.BARLocation +
 832                (4 * sizeof(u32)) +
 833                (sizeof(u32) * port->hwcfg.buffercount);
 834        port->bufptr64 = port->hwcfg.BARLocation +
 835                (4 * sizeof(u32)) +
 836                (sizeof(u32) * port->hwcfg.buffercount);
 837        dprintk(DBGLVL_API, "   = port->hwcfg.BARLocation = 0x%x\n",
 838                port->hwcfg.BARLocation);
 839
 840        dprintk(DBGLVL_API, "   = VS_FORMAT_VBI (becomes dev->en[%d])\n",
 841                port->nr);
 842
 843        return 0;
 844}
 845
 846static int
 847saa7164_api_configure_port_mpeg2ts(struct saa7164_dev *dev,
 848                                   struct saa7164_port *port,
 849                                   struct tmComResTSFormatDescrHeader *tsfmt)
 850{
 851        dprintk(DBGLVL_API, "    bFormatIndex = 0x%x\n", tsfmt->bFormatIndex);
 852        dprintk(DBGLVL_API, "    bDataOffset  = 0x%x\n", tsfmt->bDataOffset);
 853        dprintk(DBGLVL_API, "    bPacketLength= 0x%x\n", tsfmt->bPacketLength);
 854        dprintk(DBGLVL_API, "    bStrideLength= 0x%x\n", tsfmt->bStrideLength);
 855        dprintk(DBGLVL_API, "    bguid        = (....)\n");
 856
 857        /* Cache the hardware configuration in the port */
 858
 859        port->bufcounter = port->hwcfg.BARLocation;
 860        port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
 861        port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
 862        port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
 863        port->bufptr32l = port->hwcfg.BARLocation +
 864                (4 * sizeof(u32)) +
 865                (sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
 866        port->bufptr32h = port->hwcfg.BARLocation +
 867                (4 * sizeof(u32)) +
 868                (sizeof(u32) * port->hwcfg.buffercount);
 869        port->bufptr64 = port->hwcfg.BARLocation +
 870                (4 * sizeof(u32)) +
 871                (sizeof(u32) * port->hwcfg.buffercount);
 872        dprintk(DBGLVL_API, "   = port->hwcfg.BARLocation = 0x%x\n",
 873                port->hwcfg.BARLocation);
 874
 875        dprintk(DBGLVL_API, "   = VS_FORMAT_MPEGTS (becomes dev->ts[%d])\n",
 876                port->nr);
 877
 878        return 0;
 879}
 880
 881static int
 882saa7164_api_configure_port_mpeg2ps(struct saa7164_dev *dev,
 883                                   struct saa7164_port *port,
 884                                   struct tmComResPSFormatDescrHeader *fmt)
 885{
 886        dprintk(DBGLVL_API, "    bFormatIndex = 0x%x\n", fmt->bFormatIndex);
 887        dprintk(DBGLVL_API, "    wPacketLength= 0x%x\n", fmt->wPacketLength);
 888        dprintk(DBGLVL_API, "    wPackLength=   0x%x\n", fmt->wPackLength);
 889        dprintk(DBGLVL_API, "    bPackDataType= 0x%x\n", fmt->bPackDataType);
 890
 891        /* Cache the hardware configuration in the port */
 892        /* TODO: CHECK THIS in the port config */
 893        port->bufcounter = port->hwcfg.BARLocation;
 894        port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
 895        port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
 896        port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
 897        port->bufptr32l = port->hwcfg.BARLocation +
 898                (4 * sizeof(u32)) +
 899                (sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
 900        port->bufptr32h = port->hwcfg.BARLocation +
 901                (4 * sizeof(u32)) +
 902                (sizeof(u32) * port->hwcfg.buffercount);
 903        port->bufptr64 = port->hwcfg.BARLocation +
 904                (4 * sizeof(u32)) +
 905                (sizeof(u32) * port->hwcfg.buffercount);
 906        dprintk(DBGLVL_API, "   = port->hwcfg.BARLocation = 0x%x\n",
 907                port->hwcfg.BARLocation);
 908
 909        dprintk(DBGLVL_API, "   = VS_FORMAT_MPEGPS (becomes dev->enc[%d])\n",
 910                port->nr);
 911
 912        return 0;
 913}
 914
 915static int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len)
 916{
 917        struct saa7164_port *tsport = NULL;
 918        struct saa7164_port *encport = NULL;
 919        struct saa7164_port *vbiport = NULL;
 920        u32 idx, next_offset;
 921        int i;
 922        struct tmComResDescrHeader *hdr, *t;
 923        struct tmComResExtDevDescrHeader *exthdr;
 924        struct tmComResPathDescrHeader *pathhdr;
 925        struct tmComResAntTermDescrHeader *anttermhdr;
 926        struct tmComResTunerDescrHeader *tunerunithdr;
 927        struct tmComResDMATermDescrHeader *vcoutputtermhdr;
 928        struct tmComResTSFormatDescrHeader *tsfmt;
 929        struct tmComResPSFormatDescrHeader *psfmt;
 930        struct tmComResSelDescrHeader *psel;
 931        struct tmComResProcDescrHeader *pdh;
 932        struct tmComResAFeatureDescrHeader *afd;
 933        struct tmComResEncoderDescrHeader *edh;
 934        struct tmComResVBIFormatDescrHeader *vbifmt;
 935        u32 currpath = 0;
 936
 937        dprintk(DBGLVL_API,
 938                "%s(?,?,%d) sizeof(struct tmComResDescrHeader) = %d bytes\n",
 939                __func__, len, (u32)sizeof(struct tmComResDescrHeader));
 940
 941        for (idx = 0; idx < (len - sizeof(struct tmComResDescrHeader));) {
 942
 943                hdr = (struct tmComResDescrHeader *)(buf + idx);
 944
 945                if (hdr->type != CS_INTERFACE)
 946                        return SAA_ERR_NOT_SUPPORTED;
 947
 948                dprintk(DBGLVL_API, "@ 0x%x =\n", idx);
 949                switch (hdr->subtype) {
 950                case GENERAL_REQUEST:
 951                        dprintk(DBGLVL_API, " GENERAL_REQUEST\n");
 952                        break;
 953                case VC_TUNER_PATH:
 954                        dprintk(DBGLVL_API, " VC_TUNER_PATH\n");
 955                        pathhdr = (struct tmComResPathDescrHeader *)(buf + idx);
 956                        dprintk(DBGLVL_API, "  pathid = 0x%x\n",
 957                                pathhdr->pathid);
 958                        currpath = pathhdr->pathid;
 959                        break;
 960                case VC_INPUT_TERMINAL:
 961                        dprintk(DBGLVL_API, " VC_INPUT_TERMINAL\n");
 962                        anttermhdr =
 963                                (struct tmComResAntTermDescrHeader *)(buf + idx);
 964                        dprintk(DBGLVL_API, "  terminalid   = 0x%x\n",
 965                                anttermhdr->terminalid);
 966                        dprintk(DBGLVL_API, "  terminaltype = 0x%x\n",
 967                                anttermhdr->terminaltype);
 968                        switch (anttermhdr->terminaltype) {
 969                        case ITT_ANTENNA:
 970                                dprintk(DBGLVL_API, "   = ITT_ANTENNA\n");
 971                                break;
 972                        case LINE_CONNECTOR:
 973                                dprintk(DBGLVL_API, "   = LINE_CONNECTOR\n");
 974                                break;
 975                        case SPDIF_CONNECTOR:
 976                                dprintk(DBGLVL_API, "   = SPDIF_CONNECTOR\n");
 977                                break;
 978                        case COMPOSITE_CONNECTOR:
 979                                dprintk(DBGLVL_API,
 980                                        "   = COMPOSITE_CONNECTOR\n");
 981                                break;
 982                        case SVIDEO_CONNECTOR:
 983                                dprintk(DBGLVL_API, "   = SVIDEO_CONNECTOR\n");
 984                                break;
 985                        case COMPONENT_CONNECTOR:
 986                                dprintk(DBGLVL_API,
 987                                        "   = COMPONENT_CONNECTOR\n");
 988                                break;
 989                        case STANDARD_DMA:
 990                                dprintk(DBGLVL_API, "   = STANDARD_DMA\n");
 991                                break;
 992                        default:
 993                                dprintk(DBGLVL_API, "   = undefined (0x%x)\n",
 994                                        anttermhdr->terminaltype);
 995                        }
 996                        dprintk(DBGLVL_API, "  assocterminal= 0x%x\n",
 997                                anttermhdr->assocterminal);
 998                        dprintk(DBGLVL_API, "  iterminal    = 0x%x\n",
 999                                anttermhdr->iterminal);
1000                        dprintk(DBGLVL_API, "  controlsize  = 0x%x\n",
1001                                anttermhdr->controlsize);
1002                        break;
1003                case VC_OUTPUT_TERMINAL:
1004                        dprintk(DBGLVL_API, " VC_OUTPUT_TERMINAL\n");
1005                        vcoutputtermhdr =
1006                                (struct tmComResDMATermDescrHeader *)(buf + idx);
1007                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1008                                vcoutputtermhdr->unitid);
1009                        dprintk(DBGLVL_API, "  terminaltype = 0x%x\n",
1010                                vcoutputtermhdr->terminaltype);
1011                        switch (vcoutputtermhdr->terminaltype) {
1012                        case ITT_ANTENNA:
1013                                dprintk(DBGLVL_API, "   = ITT_ANTENNA\n");
1014                                break;
1015                        case LINE_CONNECTOR:
1016                                dprintk(DBGLVL_API, "   = LINE_CONNECTOR\n");
1017                                break;
1018                        case SPDIF_CONNECTOR:
1019                                dprintk(DBGLVL_API, "   = SPDIF_CONNECTOR\n");
1020                                break;
1021                        case COMPOSITE_CONNECTOR:
1022                                dprintk(DBGLVL_API,
1023                                        "   = COMPOSITE_CONNECTOR\n");
1024                                break;
1025                        case SVIDEO_CONNECTOR:
1026                                dprintk(DBGLVL_API, "   = SVIDEO_CONNECTOR\n");
1027                                break;
1028                        case COMPONENT_CONNECTOR:
1029                                dprintk(DBGLVL_API,
1030                                        "   = COMPONENT_CONNECTOR\n");
1031                                break;
1032                        case STANDARD_DMA:
1033                                dprintk(DBGLVL_API, "   = STANDARD_DMA\n");
1034                                break;
1035                        default:
1036                                dprintk(DBGLVL_API, "   = undefined (0x%x)\n",
1037                                        vcoutputtermhdr->terminaltype);
1038                        }
1039                        dprintk(DBGLVL_API, "  assocterminal= 0x%x\n",
1040                                vcoutputtermhdr->assocterminal);
1041                        dprintk(DBGLVL_API, "  sourceid     = 0x%x\n",
1042                                vcoutputtermhdr->sourceid);
1043                        dprintk(DBGLVL_API, "  iterminal    = 0x%x\n",
1044                                vcoutputtermhdr->iterminal);
1045                        dprintk(DBGLVL_API, "  BARLocation  = 0x%x\n",
1046                                vcoutputtermhdr->BARLocation);
1047                        dprintk(DBGLVL_API, "  flags        = 0x%x\n",
1048                                vcoutputtermhdr->flags);
1049                        dprintk(DBGLVL_API, "  interruptid  = 0x%x\n",
1050                                vcoutputtermhdr->interruptid);
1051                        dprintk(DBGLVL_API, "  buffercount  = 0x%x\n",
1052                                vcoutputtermhdr->buffercount);
1053                        dprintk(DBGLVL_API, "  metadatasize = 0x%x\n",
1054                                vcoutputtermhdr->metadatasize);
1055                        dprintk(DBGLVL_API, "  controlsize  = 0x%x\n",
1056                                vcoutputtermhdr->controlsize);
1057                        dprintk(DBGLVL_API, "  numformats   = 0x%x\n",
1058                                vcoutputtermhdr->numformats);
1059
1060                        t = (struct tmComResDescrHeader *)
1061                                ((struct tmComResDMATermDescrHeader *)(buf + idx));
1062                        next_offset = idx + (vcoutputtermhdr->len);
1063                        for (i = 0; i < vcoutputtermhdr->numformats; i++) {
1064                                t = (struct tmComResDescrHeader *)
1065                                        (buf + next_offset);
1066                                switch (t->subtype) {
1067                                case VS_FORMAT_MPEG2TS:
1068                                        tsfmt =
1069                                        (struct tmComResTSFormatDescrHeader *)t;
1070                                        if (currpath == 1)
1071                                                tsport = &dev->ports[SAA7164_PORT_TS1];
1072                                        else
1073                                                tsport = &dev->ports[SAA7164_PORT_TS2];
1074                                        memcpy(&tsport->hwcfg, vcoutputtermhdr,
1075                                                sizeof(*vcoutputtermhdr));
1076                                        saa7164_api_configure_port_mpeg2ts(dev,
1077                                                tsport, tsfmt);
1078                                        break;
1079                                case VS_FORMAT_MPEG2PS:
1080                                        psfmt =
1081                                        (struct tmComResPSFormatDescrHeader *)t;
1082                                        if (currpath == 1)
1083                                                encport = &dev->ports[SAA7164_PORT_ENC1];
1084                                        else
1085                                                encport = &dev->ports[SAA7164_PORT_ENC2];
1086                                        memcpy(&encport->hwcfg, vcoutputtermhdr,
1087                                                sizeof(*vcoutputtermhdr));
1088                                        saa7164_api_configure_port_mpeg2ps(dev,
1089                                                encport, psfmt);
1090                                        break;
1091                                case VS_FORMAT_VBI:
1092                                        vbifmt =
1093                                        (struct tmComResVBIFormatDescrHeader *)t;
1094                                        if (currpath == 1)
1095                                                vbiport = &dev->ports[SAA7164_PORT_VBI1];
1096                                        else
1097                                                vbiport = &dev->ports[SAA7164_PORT_VBI2];
1098                                        memcpy(&vbiport->hwcfg, vcoutputtermhdr,
1099                                                sizeof(*vcoutputtermhdr));
1100                                        memcpy(&vbiport->vbi_fmt_ntsc, vbifmt,
1101                                                sizeof(*vbifmt));
1102                                        saa7164_api_configure_port_vbi(dev,
1103                                                vbiport);
1104                                        break;
1105                                case VS_FORMAT_RDS:
1106                                        dprintk(DBGLVL_API,
1107                                                "   = VS_FORMAT_RDS\n");
1108                                        break;
1109                                case VS_FORMAT_UNCOMPRESSED:
1110                                        dprintk(DBGLVL_API,
1111                                        "   = VS_FORMAT_UNCOMPRESSED\n");
1112                                        break;
1113                                case VS_FORMAT_TYPE:
1114                                        dprintk(DBGLVL_API,
1115                                                "   = VS_FORMAT_TYPE\n");
1116                                        break;
1117                                default:
1118                                        dprintk(DBGLVL_API,
1119                                                "   = undefined (0x%x)\n",
1120                                                t->subtype);
1121                                }
1122                                next_offset += t->len;
1123                        }
1124
1125                        break;
1126                case TUNER_UNIT:
1127                        dprintk(DBGLVL_API, " TUNER_UNIT\n");
1128                        tunerunithdr =
1129                                (struct tmComResTunerDescrHeader *)(buf + idx);
1130                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1131                                tunerunithdr->unitid);
1132                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1133                                tunerunithdr->sourceid);
1134                        dprintk(DBGLVL_API, "  iunit = 0x%x\n",
1135                                tunerunithdr->iunit);
1136                        dprintk(DBGLVL_API, "  tuningstandards = 0x%x\n",
1137                                tunerunithdr->tuningstandards);
1138                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1139                                tunerunithdr->controlsize);
1140                        dprintk(DBGLVL_API, "  controls = 0x%x\n",
1141                                tunerunithdr->controls);
1142
1143                        if (tunerunithdr->unitid == tunerunithdr->iunit) {
1144                                if (currpath == 1)
1145                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1146                                else
1147                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1148                                memcpy(&encport->tunerunit, tunerunithdr,
1149                                        sizeof(struct tmComResTunerDescrHeader));
1150                                dprintk(DBGLVL_API,
1151                                        "  (becomes dev->enc[%d] tuner)\n",
1152                                        encport->nr);
1153                        }
1154                        break;
1155                case VC_SELECTOR_UNIT:
1156                        psel = (struct tmComResSelDescrHeader *)(buf + idx);
1157                        dprintk(DBGLVL_API, " VC_SELECTOR_UNIT\n");
1158                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1159                                psel->unitid);
1160                        dprintk(DBGLVL_API, "  nrinpins = 0x%x\n",
1161                                psel->nrinpins);
1162                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1163                                psel->sourceid);
1164                        break;
1165                case VC_PROCESSING_UNIT:
1166                        pdh = (struct tmComResProcDescrHeader *)(buf + idx);
1167                        dprintk(DBGLVL_API, " VC_PROCESSING_UNIT\n");
1168                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1169                                pdh->unitid);
1170                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1171                                pdh->sourceid);
1172                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1173                                pdh->controlsize);
1174                        if (pdh->controlsize == 0x04) {
1175                                if (currpath == 1)
1176                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1177                                else
1178                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1179                                memcpy(&encport->vidproc, pdh,
1180                                        sizeof(struct tmComResProcDescrHeader));
1181                                dprintk(DBGLVL_API, "  (becomes dev->enc[%d])\n",
1182                                        encport->nr);
1183                        }
1184                        break;
1185                case FEATURE_UNIT:
1186                        afd = (struct tmComResAFeatureDescrHeader *)(buf + idx);
1187                        dprintk(DBGLVL_API, " FEATURE_UNIT\n");
1188                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1189                                afd->unitid);
1190                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1191                                afd->sourceid);
1192                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1193                                afd->controlsize);
1194                        if (currpath == 1)
1195                                encport = &dev->ports[SAA7164_PORT_ENC1];
1196                        else
1197                                encport = &dev->ports[SAA7164_PORT_ENC2];
1198                        memcpy(&encport->audfeat, afd,
1199                                sizeof(struct tmComResAFeatureDescrHeader));
1200                        dprintk(DBGLVL_API, "  (becomes dev->enc[%d])\n",
1201                                encport->nr);
1202                        break;
1203                case ENCODER_UNIT:
1204                        edh = (struct tmComResEncoderDescrHeader *)(buf + idx);
1205                        dprintk(DBGLVL_API, " ENCODER_UNIT\n");
1206                        dprintk(DBGLVL_API, "  subtype = 0x%x\n", edh->subtype);
1207                        dprintk(DBGLVL_API, "  unitid = 0x%x\n", edh->unitid);
1208                        dprintk(DBGLVL_API, "  vsourceid = 0x%x\n",
1209                        edh->vsourceid);
1210                        dprintk(DBGLVL_API, "  asourceid = 0x%x\n",
1211                                edh->asourceid);
1212                        dprintk(DBGLVL_API, "  iunit = 0x%x\n", edh->iunit);
1213                        if (edh->iunit == edh->unitid) {
1214                                if (currpath == 1)
1215                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1216                                else
1217                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1218                                memcpy(&encport->encunit, edh,
1219                                        sizeof(struct tmComResEncoderDescrHeader));
1220                                dprintk(DBGLVL_API,
1221                                        "  (becomes dev->enc[%d])\n",
1222                                        encport->nr);
1223                        }
1224                        break;
1225                case EXTENSION_UNIT:
1226                        dprintk(DBGLVL_API, " EXTENSION_UNIT\n");
1227                        exthdr = (struct tmComResExtDevDescrHeader *)(buf + idx);
1228                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1229                                exthdr->unitid);
1230                        dprintk(DBGLVL_API, "  deviceid = 0x%x\n",
1231                                exthdr->deviceid);
1232                        dprintk(DBGLVL_API, "  devicetype = 0x%x\n",
1233                                exthdr->devicetype);
1234                        if (exthdr->devicetype & 0x1)
1235                                dprintk(DBGLVL_API, "   = Decoder Device\n");
1236                        if (exthdr->devicetype & 0x2)
1237                                dprintk(DBGLVL_API, "   = GPIO Source\n");
1238                        if (exthdr->devicetype & 0x4)
1239                                dprintk(DBGLVL_API, "   = Video Decoder\n");
1240                        if (exthdr->devicetype & 0x8)
1241                                dprintk(DBGLVL_API, "   = Audio Decoder\n");
1242                        if (exthdr->devicetype & 0x20)
1243                                dprintk(DBGLVL_API, "   = Crossbar\n");
1244                        if (exthdr->devicetype & 0x40)
1245                                dprintk(DBGLVL_API, "   = Tuner\n");
1246                        if (exthdr->devicetype & 0x80)
1247                                dprintk(DBGLVL_API, "   = IF PLL\n");
1248                        if (exthdr->devicetype & 0x100)
1249                                dprintk(DBGLVL_API, "   = Demodulator\n");
1250                        if (exthdr->devicetype & 0x200)
1251                                dprintk(DBGLVL_API, "   = RDS Decoder\n");
1252                        if (exthdr->devicetype & 0x400)
1253                                dprintk(DBGLVL_API, "   = Encoder\n");
1254                        if (exthdr->devicetype & 0x800)
1255                                dprintk(DBGLVL_API, "   = IR Decoder\n");
1256                        if (exthdr->devicetype & 0x1000)
1257                                dprintk(DBGLVL_API, "   = EEPROM\n");
1258                        if (exthdr->devicetype & 0x2000)
1259                                dprintk(DBGLVL_API,
1260                                        "   = VBI Decoder\n");
1261                        if (exthdr->devicetype & 0x10000)
1262                                dprintk(DBGLVL_API,
1263                                        "   = Streaming Device\n");
1264                        if (exthdr->devicetype & 0x20000)
1265                                dprintk(DBGLVL_API,
1266                                        "   = DRM Device\n");
1267                        if (exthdr->devicetype & 0x40000000)
1268                                dprintk(DBGLVL_API,
1269                                        "   = Generic Device\n");
1270                        if (exthdr->devicetype & 0x80000000)
1271                                dprintk(DBGLVL_API,
1272                                        "   = Config Space Device\n");
1273                        dprintk(DBGLVL_API, "  numgpiopins = 0x%x\n",
1274                                exthdr->numgpiopins);
1275                        dprintk(DBGLVL_API, "  numgpiogroups = 0x%x\n",
1276                                exthdr->numgpiogroups);
1277                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1278                                exthdr->controlsize);
1279                        if (exthdr->devicetype & 0x80) {
1280                                if (currpath == 1)
1281                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1282                                else
1283                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1284                                memcpy(&encport->ifunit, exthdr,
1285                                        sizeof(struct tmComResExtDevDescrHeader));
1286                                dprintk(DBGLVL_API,
1287                                        "  (becomes dev->enc[%d])\n",
1288                                        encport->nr);
1289                        }
1290                        break;
1291                case PVC_INFRARED_UNIT:
1292                        dprintk(DBGLVL_API, " PVC_INFRARED_UNIT\n");
1293                        break;
1294                case DRM_UNIT:
1295                        dprintk(DBGLVL_API, " DRM_UNIT\n");
1296                        break;
1297                default:
1298                        dprintk(DBGLVL_API, "default %d\n", hdr->subtype);
1299                }
1300
1301                dprintk(DBGLVL_API, " 1.%x\n", hdr->len);
1302                dprintk(DBGLVL_API, " 2.%x\n", hdr->type);
1303                dprintk(DBGLVL_API, " 3.%x\n", hdr->subtype);
1304                dprintk(DBGLVL_API, " 4.%x\n", hdr->unitid);
1305
1306                idx += hdr->len;
1307        }
1308
1309        return 0;
1310}
1311
1312int saa7164_api_enum_subdevs(struct saa7164_dev *dev)
1313{
1314        int ret;
1315        u32 buflen = 0;
1316        u8 *buf;
1317
1318        dprintk(DBGLVL_API, "%s()\n", __func__);
1319
1320        /* Get the total descriptor length */
1321        ret = saa7164_cmd_send(dev, 0, GET_LEN,
1322                GET_DESCRIPTORS_CONTROL, sizeof(buflen), &buflen);
1323        if (ret != SAA_OK)
1324                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
1325
1326        dprintk(DBGLVL_API, "%s() total descriptor size = %d bytes.\n",
1327                __func__, buflen);
1328
1329        /* Allocate enough storage for all of the descs */
1330        buf = kzalloc(buflen, GFP_KERNEL);
1331        if (!buf)
1332                return SAA_ERR_NO_RESOURCES;
1333
1334        /* Retrieve them */
1335        ret = saa7164_cmd_send(dev, 0, GET_CUR,
1336                GET_DESCRIPTORS_CONTROL, buflen, buf);
1337        if (ret != SAA_OK) {
1338                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
1339                goto out;
1340        }
1341
1342        if (saa_debug & DBGLVL_API)
1343                print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf,
1344                               buflen & ~15, false);
1345
1346        saa7164_api_dump_subdevs(dev, buf, buflen);
1347
1348out:
1349        kfree(buf);
1350        return ret;
1351}
1352
1353int saa7164_api_i2c_read(struct saa7164_i2c *bus, u8 addr, u32 reglen, u8 *reg,
1354        u32 datalen, u8 *data)
1355{
1356        struct saa7164_dev *dev = bus->dev;
1357        u16 len = 0;
1358        int unitid;
1359        u8 buf[256];
1360        int ret;
1361
1362        dprintk(DBGLVL_API, "%s() addr=%x reglen=%d datalen=%d\n",
1363                __func__, addr, reglen, datalen);
1364
1365        if (reglen > 4)
1366                return -EIO;
1367
1368        /* Prepare the send buffer */
1369        /* Bytes 00-03 source register length
1370         *       04-07 source bytes to read
1371         *       08... register address
1372         */
1373        memset(buf, 0, sizeof(buf));
1374        memcpy((buf + 2 * sizeof(u32) + 0), reg, reglen);
1375        *((u32 *)(buf + 0 * sizeof(u32))) = reglen;
1376        *((u32 *)(buf + 1 * sizeof(u32))) = datalen;
1377
1378        unitid = saa7164_i2caddr_to_unitid(bus, addr);
1379        if (unitid < 0) {
1380                printk(KERN_ERR
1381                        "%s() error, cannot translate regaddr 0x%x to unitid\n",
1382                        __func__, addr);
1383                return -EIO;
1384        }
1385
1386        ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN,
1387                EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
1388        if (ret != SAA_OK) {
1389                printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
1390                return -EIO;
1391        }
1392
1393        dprintk(DBGLVL_API, "%s() len = %d bytes\n", __func__, len);
1394
1395        if (saa_debug & DBGLVL_I2C)
1396                print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf,
1397                               32, false);
1398
1399        ret = saa7164_cmd_send(bus->dev, unitid, GET_CUR,
1400                EXU_REGISTER_ACCESS_CONTROL, len, &buf);
1401        if (ret != SAA_OK)
1402                printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
1403        else {
1404                if (saa_debug & DBGLVL_I2C)
1405                        print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1,
1406                                       buf, sizeof(buf), false);
1407                memcpy(data, (buf + 2 * sizeof(u32) + reglen), datalen);
1408        }
1409
1410        return ret == SAA_OK ? 0 : -EIO;
1411}
1412
1413/* For a given 8 bit i2c address device, write the buffer */
1414int saa7164_api_i2c_write(struct saa7164_i2c *bus, u8 addr, u32 datalen,
1415        u8 *data)
1416{
1417        struct saa7164_dev *dev = bus->dev;
1418        u16 len = 0;
1419        int unitid;
1420        int reglen;
1421        u8 buf[256];
1422        int ret;
1423
1424        dprintk(DBGLVL_API, "%s() addr=0x%2x len=0x%x\n",
1425                __func__, addr, datalen);
1426
1427        if ((datalen == 0) || (datalen > 232))
1428                return -EIO;
1429
1430        memset(buf, 0, sizeof(buf));
1431
1432        unitid = saa7164_i2caddr_to_unitid(bus, addr);
1433        if (unitid < 0) {
1434                printk(KERN_ERR
1435                        "%s() error, cannot translate regaddr 0x%x to unitid\n",
1436                        __func__, addr);
1437                return -EIO;
1438        }
1439
1440        reglen = saa7164_i2caddr_to_reglen(bus, addr);
1441        if (reglen < 0) {
1442                printk(KERN_ERR
1443                        "%s() error, cannot translate regaddr to reglen\n",
1444                        __func__);
1445                return -EIO;
1446        }
1447
1448        ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN,
1449                EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
1450        if (ret != SAA_OK) {
1451                printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
1452                return -EIO;
1453        }
1454
1455        dprintk(DBGLVL_API, "%s() len = %d bytes unitid=0x%x\n", __func__,
1456                len, unitid);
1457
1458        /* Prepare the send buffer */
1459        /* Bytes 00-03 dest register length
1460         *       04-07 dest bytes to write
1461         *       08... register address
1462         */
1463        *((u32 *)(buf + 0 * sizeof(u32))) = reglen;
1464        *((u32 *)(buf + 1 * sizeof(u32))) = datalen - reglen;
1465        memcpy((buf + 2 * sizeof(u32)), data, datalen);
1466
1467        if (saa_debug & DBGLVL_I2C)
1468                print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1,
1469                               buf, sizeof(buf), false);
1470
1471        ret = saa7164_cmd_send(bus->dev, unitid, SET_CUR,
1472                EXU_REGISTER_ACCESS_CONTROL, len, &buf);
1473        if (ret != SAA_OK)
1474                printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
1475
1476        return ret == SAA_OK ? 0 : -EIO;
1477}
1478
1479static int saa7164_api_modify_gpio(struct saa7164_dev *dev, u8 unitid,
1480        u8 pin, u8 state)
1481{
1482        int ret;
1483        struct tmComResGPIO t;
1484
1485        dprintk(DBGLVL_API, "%s(0x%x, %d, %d)\n",
1486                __func__, unitid, pin, state);
1487
1488        if ((pin > 7) || (state > 2))
1489                return SAA_ERR_BAD_PARAMETER;
1490
1491        t.pin = pin;
1492        t.state = state;
1493
1494        ret = saa7164_cmd_send(dev, unitid, SET_CUR,
1495                EXU_GPIO_CONTROL, sizeof(t), &t);
1496        if (ret != SAA_OK)
1497                printk(KERN_ERR "%s() error, ret = 0x%x\n",
1498                        __func__, ret);
1499
1500        return ret;
1501}
1502
1503int saa7164_api_set_gpiobit(struct saa7164_dev *dev, u8 unitid,
1504        u8 pin)
1505{
1506        return saa7164_api_modify_gpio(dev, unitid, pin, 1);
1507}
1508
1509int saa7164_api_clear_gpiobit(struct saa7164_dev *dev, u8 unitid,
1510        u8 pin)
1511{
1512        return saa7164_api_modify_gpio(dev, unitid, pin, 0);
1513}
1514
1515