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 *  You should have received a copy of the GNU General Public License
  18 *  along with this program; if not, write to the Free Software
  19 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21
  22#include <linux/wait.h>
  23#include <linux/slab.h>
  24
  25#include "saa7164.h"
  26
  27int saa7164_api_get_load_info(struct saa7164_dev *dev, struct tmFwInfoStruct *i)
  28{
  29        int ret;
  30
  31        if (!(saa_debug & DBGLVL_CPU))
  32                return 0;
  33
  34        dprintk(DBGLVL_API, "%s()\n", __func__);
  35
  36        i->deviceinst = 0;
  37        i->devicespec = 0;
  38        i->mode = 0;
  39        i->status = 0;
  40
  41        ret = saa7164_cmd_send(dev, 0, GET_CUR,
  42                GET_FW_STATUS_CONTROL, sizeof(struct tmFwInfoStruct), i);
  43        if (ret != SAA_OK)
  44                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
  45
  46        printk(KERN_INFO "saa7164[%d]-CPU: %d percent", dev->nr, i->CPULoad);
  47
  48        return ret;
  49}
  50
  51int saa7164_api_collect_debug(struct saa7164_dev *dev)
  52{
  53        struct tmComResDebugGetData d;
  54        u8 more = 255;
  55        int ret;
  56
  57        dprintk(DBGLVL_API, "%s()\n", __func__);
  58
  59        while (more--) {
  60
  61                memset(&d, 0, sizeof(d));
  62
  63                ret = saa7164_cmd_send(dev, 0, GET_CUR,
  64                        GET_DEBUG_DATA_CONTROL, sizeof(d), &d);
  65                if (ret != SAA_OK)
  66                        printk(KERN_ERR "%s() error, ret = 0x%x\n",
  67                                __func__, ret);
  68
  69                if (d.dwResult != SAA_OK)
  70                        break;
  71
  72                printk(KERN_INFO "saa7164[%d]-FWMSG: %s", dev->nr,
  73                        d.ucDebugData);
  74        }
  75
  76        return 0;
  77}
  78
  79int saa7164_api_set_debug(struct saa7164_dev *dev, u8 level)
  80{
  81        struct tmComResDebugSetLevel lvl;
  82        int ret;
  83
  84        dprintk(DBGLVL_API, "%s(level=%d)\n", __func__, level);
  85
  86        /* Retrieve current state */
  87        ret = saa7164_cmd_send(dev, 0, GET_CUR,
  88                SET_DEBUG_LEVEL_CONTROL, sizeof(lvl), &lvl);
  89        if (ret != SAA_OK)
  90                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
  91
  92        dprintk(DBGLVL_API, "%s() Was %d\n", __func__, lvl.dwDebugLevel);
  93
  94        lvl.dwDebugLevel = level;
  95
  96        /* set new state */
  97        ret = saa7164_cmd_send(dev, 0, SET_CUR,
  98                SET_DEBUG_LEVEL_CONTROL, sizeof(lvl), &lvl);
  99        if (ret != SAA_OK)
 100                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 101
 102        return ret;
 103}
 104
 105int saa7164_api_set_vbi_format(struct saa7164_port *port)
 106{
 107        struct saa7164_dev *dev = port->dev;
 108        struct tmComResProbeCommit fmt, rsp;
 109        int ret;
 110
 111        dprintk(DBGLVL_API, "%s(nr=%d, unitid=0x%x)\n", __func__,
 112                port->nr, port->hwcfg.unitid);
 113
 114        fmt.bmHint = 0;
 115        fmt.bFormatIndex = 1;
 116        fmt.bFrameIndex = 1;
 117
 118        /* Probe, see if it can support this format */
 119        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 120                SET_CUR, SAA_PROBE_CONTROL, sizeof(fmt), &fmt);
 121        if (ret != SAA_OK)
 122                printk(KERN_ERR "%s() set error, ret = 0x%x\n", __func__, ret);
 123
 124        /* See of the format change was successful */
 125        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 126                GET_CUR, SAA_PROBE_CONTROL, sizeof(rsp), &rsp);
 127        if (ret != SAA_OK) {
 128                printk(KERN_ERR "%s() get error, ret = 0x%x\n", __func__, ret);
 129        } else {
 130                /* Compare requested vs received, should be same */
 131                if (memcmp(&fmt, &rsp, sizeof(rsp)) == 0) {
 132                        dprintk(DBGLVL_API, "SET/PROBE Verified\n");
 133
 134                        /* Ask the device to select the negotiated format */
 135                        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 136                                SET_CUR, SAA_COMMIT_CONTROL, sizeof(fmt), &fmt);
 137                        if (ret != SAA_OK)
 138                                printk(KERN_ERR "%s() commit error, ret = 0x%x\n",
 139                                        __func__, ret);
 140
 141                        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
 142                                GET_CUR, SAA_COMMIT_CONTROL, sizeof(rsp), &rsp);
 143                        if (ret != SAA_OK)
 144                                printk(KERN_ERR "%s() GET commit error, ret = 0x%x\n",
 145                                        __func__, ret);
 146
 147                        if (memcmp(&fmt, &rsp, sizeof(rsp)) != 0) {
 148                                printk(KERN_ERR "%s() memcmp error, ret = 0x%x\n",
 149                                        __func__, ret);
 150                        } else
 151                                dprintk(DBGLVL_API, "SET/COMMIT Verified\n");
 152
 153                        dprintk(DBGLVL_API, "rsp.bmHint = 0x%x\n", rsp.bmHint);
 154                        dprintk(DBGLVL_API, "rsp.bFormatIndex = 0x%x\n",
 155                                rsp.bFormatIndex);
 156                        dprintk(DBGLVL_API, "rsp.bFrameIndex = 0x%x\n",
 157                                rsp.bFrameIndex);
 158                } else
 159                        printk(KERN_ERR "%s() compare failed\n", __func__);
 160        }
 161
 162        if (ret == SAA_OK)
 163                dprintk(DBGLVL_API, "%s(nr=%d) Success\n", __func__, port->nr);
 164
 165        return ret;
 166}
 167
 168static int saa7164_api_set_gop_size(struct saa7164_port *port)
 169{
 170        struct saa7164_dev *dev = port->dev;
 171        struct tmComResEncVideoGopStructure gs;
 172        int ret;
 173
 174        dprintk(DBGLVL_ENC, "%s()\n", __func__);
 175
 176        gs.ucRefFrameDist = port->encoder_params.refdist;
 177        gs.ucGOPSize = port->encoder_params.gop_size;
 178        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 179                EU_VIDEO_GOP_STRUCTURE_CONTROL,
 180                sizeof(gs), &gs);
 181        if (ret != SAA_OK)
 182                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 183
 184        return ret;
 185}
 186
 187int saa7164_api_set_encoder(struct saa7164_port *port)
 188{
 189        struct saa7164_dev *dev = port->dev;
 190        struct tmComResEncVideoBitRate vb;
 191        struct tmComResEncAudioBitRate ab;
 192        int ret;
 193
 194        dprintk(DBGLVL_ENC, "%s() unitid=0x%x\n", __func__,
 195                port->hwcfg.sourceid);
 196
 197        if (port->encoder_params.stream_type == V4L2_MPEG_STREAM_TYPE_MPEG2_PS)
 198                port->encoder_profile = EU_PROFILE_PS_DVD;
 199        else
 200                port->encoder_profile = EU_PROFILE_TS_HQ;
 201
 202        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 203                EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
 204        if (ret != SAA_OK)
 205                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 206
 207        /* Resolution */
 208        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 209                EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
 210        if (ret != SAA_OK)
 211                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 212
 213        /* Establish video bitrates */
 214        if (port->encoder_params.bitrate_mode ==
 215                V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
 216                vb.ucVideoBitRateMode = EU_VIDEO_BIT_RATE_MODE_CONSTANT;
 217        else
 218                vb.ucVideoBitRateMode = EU_VIDEO_BIT_RATE_MODE_VARIABLE_PEAK;
 219        vb.dwVideoBitRate = port->encoder_params.bitrate;
 220        vb.dwVideoBitRatePeak = port->encoder_params.bitrate_peak;
 221        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 222                EU_VIDEO_BIT_RATE_CONTROL,
 223                sizeof(struct tmComResEncVideoBitRate),
 224                &vb);
 225        if (ret != SAA_OK)
 226                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 227
 228        /* Establish audio bitrates */
 229        ab.ucAudioBitRateMode = 0;
 230        ab.dwAudioBitRate = 384000;
 231        ab.dwAudioBitRatePeak = ab.dwAudioBitRate;
 232        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 233                EU_AUDIO_BIT_RATE_CONTROL,
 234                sizeof(struct tmComResEncAudioBitRate),
 235                &ab);
 236        if (ret != SAA_OK)
 237                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__,
 238                        ret);
 239
 240        saa7164_api_set_aspect_ratio(port);
 241        saa7164_api_set_gop_size(port);
 242
 243        return ret;
 244}
 245
 246int saa7164_api_get_encoder(struct saa7164_port *port)
 247{
 248        struct saa7164_dev *dev = port->dev;
 249        struct tmComResEncVideoBitRate v;
 250        struct tmComResEncAudioBitRate a;
 251        struct tmComResEncVideoInputAspectRatio ar;
 252        int ret;
 253
 254        dprintk(DBGLVL_ENC, "%s() unitid=0x%x\n", __func__,
 255                port->hwcfg.sourceid);
 256
 257        port->encoder_profile = 0;
 258        port->video_format = 0;
 259        port->video_resolution = 0;
 260        port->audio_format = 0;
 261
 262        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 263                EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
 264        if (ret != SAA_OK)
 265                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 266
 267        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 268                EU_VIDEO_RESOLUTION_CONTROL, sizeof(u8),
 269                &port->video_resolution);
 270        if (ret != SAA_OK)
 271                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 272
 273        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 274                EU_VIDEO_FORMAT_CONTROL, sizeof(u8), &port->video_format);
 275        if (ret != SAA_OK)
 276                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 277
 278        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 279                EU_VIDEO_BIT_RATE_CONTROL, sizeof(v), &v);
 280        if (ret != SAA_OK)
 281                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 282
 283        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 284                EU_AUDIO_FORMAT_CONTROL, sizeof(u8), &port->audio_format);
 285        if (ret != SAA_OK)
 286                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 287
 288        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 289                EU_AUDIO_BIT_RATE_CONTROL, sizeof(a), &a);
 290        if (ret != SAA_OK)
 291                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 292
 293        /* Aspect Ratio */
 294        ar.width = 0;
 295        ar.height = 0;
 296        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
 297                EU_VIDEO_INPUT_ASPECT_CONTROL,
 298                sizeof(struct tmComResEncVideoInputAspectRatio), &ar);
 299        if (ret != SAA_OK)
 300                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 301
 302        dprintk(DBGLVL_ENC, "encoder_profile = %d\n", port->encoder_profile);
 303        dprintk(DBGLVL_ENC, "video_format    = %d\n", port->video_format);
 304        dprintk(DBGLVL_ENC, "audio_format    = %d\n", port->audio_format);
 305        dprintk(DBGLVL_ENC, "video_resolution= %d\n", port->video_resolution);
 306        dprintk(DBGLVL_ENC, "v.ucVideoBitRateMode = %d\n",
 307                v.ucVideoBitRateMode);
 308        dprintk(DBGLVL_ENC, "v.dwVideoBitRate     = %d\n",
 309                v.dwVideoBitRate);
 310        dprintk(DBGLVL_ENC, "v.dwVideoBitRatePeak = %d\n",
 311                v.dwVideoBitRatePeak);
 312        dprintk(DBGLVL_ENC, "a.ucVideoBitRateMode = %d\n",
 313                a.ucAudioBitRateMode);
 314        dprintk(DBGLVL_ENC, "a.dwVideoBitRate     = %d\n",
 315                a.dwAudioBitRate);
 316        dprintk(DBGLVL_ENC, "a.dwVideoBitRatePeak = %d\n",
 317                a.dwAudioBitRatePeak);
 318        dprintk(DBGLVL_ENC, "aspect.width / height = %d:%d\n",
 319                ar.width, ar.height);
 320
 321        return ret;
 322}
 323
 324int saa7164_api_set_aspect_ratio(struct saa7164_port *port)
 325{
 326        struct saa7164_dev *dev = port->dev;
 327        struct tmComResEncVideoInputAspectRatio ar;
 328        int ret;
 329
 330        dprintk(DBGLVL_ENC, "%s(%d)\n", __func__,
 331                port->encoder_params.ctl_aspect);
 332
 333        switch (port->encoder_params.ctl_aspect) {
 334        case V4L2_MPEG_VIDEO_ASPECT_1x1:
 335                ar.width = 1;
 336                ar.height = 1;
 337                break;
 338        case V4L2_MPEG_VIDEO_ASPECT_4x3:
 339                ar.width = 4;
 340                ar.height = 3;
 341                break;
 342        case V4L2_MPEG_VIDEO_ASPECT_16x9:
 343                ar.width = 16;
 344                ar.height = 9;
 345                break;
 346        case V4L2_MPEG_VIDEO_ASPECT_221x100:
 347                ar.width = 221;
 348                ar.height = 100;
 349                break;
 350        default:
 351                BUG();
 352        }
 353
 354        dprintk(DBGLVL_ENC, "%s(%d) now %d:%d\n", __func__,
 355                port->encoder_params.ctl_aspect,
 356                ar.width, ar.height);
 357
 358        /* Aspect Ratio */
 359        ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
 360                EU_VIDEO_INPUT_ASPECT_CONTROL,
 361                sizeof(struct tmComResEncVideoInputAspectRatio), &ar);
 362        if (ret != SAA_OK)
 363                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 364
 365        return ret;
 366}
 367
 368int saa7164_api_set_usercontrol(struct saa7164_port *port, u8 ctl)
 369{
 370        struct saa7164_dev *dev = port->dev;
 371        int ret;
 372        u16 val;
 373
 374        if (ctl == PU_BRIGHTNESS_CONTROL)
 375                val = port->ctl_brightness;
 376        else
 377        if (ctl == PU_CONTRAST_CONTROL)
 378                val = port->ctl_contrast;
 379        else
 380        if (ctl == PU_HUE_CONTROL)
 381                val = port->ctl_hue;
 382        else
 383        if (ctl == PU_SATURATION_CONTROL)
 384                val = port->ctl_saturation;
 385        else
 386        if (ctl == PU_SHARPNESS_CONTROL)
 387                val = port->ctl_sharpness;
 388        else
 389                return -EINVAL;
 390
 391        dprintk(DBGLVL_ENC, "%s() unitid=0x%x ctl=%d, val=%d\n",
 392                __func__, port->encunit.vsourceid, ctl, val);
 393
 394        ret = saa7164_cmd_send(port->dev, port->encunit.vsourceid, SET_CUR,
 395                ctl, sizeof(u16), &val);
 396        if (ret != SAA_OK)
 397                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 398
 399        return ret;
 400}
 401
 402int saa7164_api_get_usercontrol(struct saa7164_port *port, u8 ctl)
 403{
 404        struct saa7164_dev *dev = port->dev;
 405        int ret;
 406        u16 val;
 407
 408        ret = saa7164_cmd_send(port->dev, port->encunit.vsourceid, GET_CUR,
 409                ctl, sizeof(u16), &val);
 410        if (ret != SAA_OK) {
 411                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 412                return ret;
 413        }
 414
 415        dprintk(DBGLVL_ENC, "%s() ctl=%d, val=%d\n",
 416                __func__, ctl, val);
 417
 418        if (ctl == PU_BRIGHTNESS_CONTROL)
 419                port->ctl_brightness = val;
 420        else
 421        if (ctl == PU_CONTRAST_CONTROL)
 422                port->ctl_contrast = val;
 423        else
 424        if (ctl == PU_HUE_CONTROL)
 425                port->ctl_hue = val;
 426        else
 427        if (ctl == PU_SATURATION_CONTROL)
 428                port->ctl_saturation = val;
 429        else
 430        if (ctl == PU_SHARPNESS_CONTROL)
 431                port->ctl_sharpness = val;
 432
 433        return ret;
 434}
 435
 436int saa7164_api_set_videomux(struct saa7164_port *port)
 437{
 438        struct saa7164_dev *dev = port->dev;
 439        u8 inputs[] = { 1, 2, 2, 2, 5, 5, 5 };
 440        int ret;
 441
 442        dprintk(DBGLVL_ENC, "%s() v_mux=%d a_mux=%d\n",
 443                __func__, port->mux_input, inputs[port->mux_input - 1]);
 444
 445        /* Audio Mute */
 446        ret = saa7164_api_audio_mute(port, 1);
 447        if (ret != SAA_OK)
 448                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 449
 450        /* Video Mux */
 451        ret = saa7164_cmd_send(port->dev, port->vidproc.sourceid, SET_CUR,
 452                SU_INPUT_SELECT_CONTROL, sizeof(u8), &port->mux_input);
 453        if (ret != SAA_OK)
 454                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 455
 456        /* Audio Mux */
 457        ret = saa7164_cmd_send(port->dev, port->audfeat.sourceid, SET_CUR,
 458                SU_INPUT_SELECT_CONTROL, sizeof(u8),
 459                &inputs[port->mux_input - 1]);
 460        if (ret != SAA_OK)
 461                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 462
 463        /* Audio UnMute */
 464        ret = saa7164_api_audio_mute(port, 0);
 465        if (ret != SAA_OK)
 466                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 467
 468        return ret;
 469}
 470
 471int saa7164_api_audio_mute(struct saa7164_port *port, int mute)
 472{
 473        struct saa7164_dev *dev = port->dev;
 474        u8 v = mute;
 475        int ret;
 476
 477        dprintk(DBGLVL_API, "%s(%d)\n", __func__, mute);
 478
 479        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 480                MUTE_CONTROL, sizeof(u8), &v);
 481        if (ret != SAA_OK)
 482                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 483
 484        return ret;
 485}
 486
 487/* 0 = silence, 0xff = full */
 488int saa7164_api_set_audio_volume(struct saa7164_port *port, s8 level)
 489{
 490        struct saa7164_dev *dev = port->dev;
 491        s16 v, min, max;
 492        int ret;
 493
 494        dprintk(DBGLVL_API, "%s(%d)\n", __func__, level);
 495
 496        /* Obtain the min/max ranges */
 497        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_MIN,
 498                VOLUME_CONTROL, sizeof(u16), &min);
 499        if (ret != SAA_OK)
 500                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 501
 502        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_MAX,
 503                VOLUME_CONTROL, sizeof(u16), &max);
 504        if (ret != SAA_OK)
 505                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 506
 507        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_CUR,
 508                (0x01 << 8) | VOLUME_CONTROL, sizeof(u16), &v);
 509        if (ret != SAA_OK)
 510                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 511
 512        dprintk(DBGLVL_API, "%s(%d) min=%d max=%d cur=%d\n", __func__,
 513                level, min, max, v);
 514
 515        v = level;
 516        if (v < min)
 517                v = min;
 518        if (v > max)
 519                v = max;
 520
 521        /* Left */
 522        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 523                (0x01 << 8) | VOLUME_CONTROL, sizeof(s16), &v);
 524        if (ret != SAA_OK)
 525                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 526
 527        /* Right */
 528        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 529                (0x02 << 8) | VOLUME_CONTROL, sizeof(s16), &v);
 530        if (ret != SAA_OK)
 531                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 532
 533        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_CUR,
 534                (0x01 << 8) | VOLUME_CONTROL, sizeof(u16), &v);
 535        if (ret != SAA_OK)
 536                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 537
 538        dprintk(DBGLVL_API, "%s(%d) min=%d max=%d cur=%d\n", __func__,
 539                level, min, max, v);
 540
 541        return ret;
 542}
 543
 544int saa7164_api_set_audio_std(struct saa7164_port *port)
 545{
 546        struct saa7164_dev *dev = port->dev;
 547        struct tmComResAudioDefaults lvl;
 548        struct tmComResTunerStandard tvaudio;
 549        int ret;
 550
 551        dprintk(DBGLVL_API, "%s()\n", __func__);
 552
 553        /* Establish default levels */
 554        lvl.ucDecoderLevel = TMHW_LEV_ADJ_DECLEV_DEFAULT;
 555        lvl.ucDecoderFM_Level = TMHW_LEV_ADJ_DECLEV_DEFAULT;
 556        lvl.ucMonoLevel = TMHW_LEV_ADJ_MONOLEV_DEFAULT;
 557        lvl.ucNICAM_Level = TMHW_LEV_ADJ_NICLEV_DEFAULT;
 558        lvl.ucSAP_Level = TMHW_LEV_ADJ_SAPLEV_DEFAULT;
 559        lvl.ucADC_Level = TMHW_LEV_ADJ_ADCLEV_DEFAULT;
 560        ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
 561                AUDIO_DEFAULT_CONTROL, sizeof(struct tmComResAudioDefaults),
 562                &lvl);
 563        if (ret != SAA_OK)
 564                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 565
 566        /* Manually select the appropriate TV audio standard */
 567        if (port->encodernorm.id & V4L2_STD_NTSC) {
 568                tvaudio.std = TU_STANDARD_NTSC_M;
 569                tvaudio.country = 1;
 570        } else {
 571                tvaudio.std = TU_STANDARD_PAL_I;
 572                tvaudio.country = 44;
 573        }
 574
 575        ret = saa7164_cmd_send(port->dev, port->tunerunit.unitid, SET_CUR,
 576                TU_STANDARD_CONTROL, sizeof(tvaudio), &tvaudio);
 577        if (ret != SAA_OK)
 578                printk(KERN_ERR "%s() TU_STANDARD_CONTROL error, ret = 0x%x\n",
 579                        __func__, ret);
 580        return ret;
 581}
 582
 583int saa7164_api_set_audio_detection(struct saa7164_port *port, int autodetect)
 584{
 585        struct saa7164_dev *dev = port->dev;
 586        struct tmComResTunerStandardAuto p;
 587        int ret;
 588
 589        dprintk(DBGLVL_API, "%s(%d)\n", __func__, autodetect);
 590
 591        /* Disable TV Audio autodetect if not already set (buggy) */
 592        if (autodetect)
 593                p.mode = TU_STANDARD_AUTO;
 594        else
 595                p.mode = TU_STANDARD_MANUAL;
 596        ret = saa7164_cmd_send(port->dev, port->tunerunit.unitid, SET_CUR,
 597                TU_STANDARD_AUTO_CONTROL, sizeof(p), &p);
 598        if (ret != SAA_OK)
 599                printk(KERN_ERR
 600                        "%s() TU_STANDARD_AUTO_CONTROL error, ret = 0x%x\n",
 601                        __func__, ret);
 602
 603        return ret;
 604}
 605
 606int saa7164_api_get_videomux(struct saa7164_port *port)
 607{
 608        struct saa7164_dev *dev = port->dev;
 609        int ret;
 610
 611        ret = saa7164_cmd_send(port->dev, port->vidproc.sourceid, GET_CUR,
 612                SU_INPUT_SELECT_CONTROL, sizeof(u8), &port->mux_input);
 613        if (ret != SAA_OK)
 614                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 615
 616        dprintk(DBGLVL_ENC, "%s() v_mux=%d\n",
 617                __func__, port->mux_input);
 618
 619        return ret;
 620}
 621
 622static int saa7164_api_set_dif(struct saa7164_port *port, u8 reg, u8 val)
 623{
 624        struct saa7164_dev *dev = port->dev;
 625
 626        u16 len = 0;
 627        u8 buf[256];
 628        int ret;
 629        u8 mas;
 630
 631        dprintk(DBGLVL_API, "%s(nr=%d type=%d val=%x)\n", __func__,
 632                port->nr, port->type, val);
 633
 634        if (port->nr == 0)
 635                mas = 0xd0;
 636        else
 637                mas = 0xe0;
 638
 639        memset(buf, 0, sizeof(buf));
 640
 641        buf[0x00] = 0x04;
 642        buf[0x01] = 0x00;
 643        buf[0x02] = 0x00;
 644        buf[0x03] = 0x00;
 645
 646        buf[0x04] = 0x04;
 647        buf[0x05] = 0x00;
 648        buf[0x06] = 0x00;
 649        buf[0x07] = 0x00;
 650
 651        buf[0x08] = reg;
 652        buf[0x09] = 0x26;
 653        buf[0x0a] = mas;
 654        buf[0x0b] = 0xb0;
 655
 656        buf[0x0c] = val;
 657        buf[0x0d] = 0x00;
 658        buf[0x0e] = 0x00;
 659        buf[0x0f] = 0x00;
 660
 661        ret = saa7164_cmd_send(dev, port->ifunit.unitid, GET_LEN,
 662                EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
 663        if (ret != SAA_OK) {
 664                printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
 665                return -EIO;
 666        }
 667
 668        ret = saa7164_cmd_send(dev, port->ifunit.unitid, SET_CUR,
 669                EXU_REGISTER_ACCESS_CONTROL, len, &buf);
 670        if (ret != SAA_OK)
 671                printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
 672#if 0
 673        print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf, 16,
 674                       false);
 675#endif
 676        return ret == SAA_OK ? 0 : -EIO;
 677}
 678
 679/* Disable the IF block AGC controls */
 680int saa7164_api_configure_dif(struct saa7164_port *port, u32 std)
 681{
 682        struct saa7164_dev *dev = port->dev;
 683        u8 agc_disable;
 684
 685        dprintk(DBGLVL_API, "%s(nr=%d, 0x%x)\n", __func__, port->nr, std);
 686
 687        if (std & V4L2_STD_NTSC) {
 688                dprintk(DBGLVL_API, " NTSC\n");
 689                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 690                agc_disable = 0;
 691        } else if (std & V4L2_STD_PAL_I) {
 692                dprintk(DBGLVL_API, " PAL-I\n");
 693                saa7164_api_set_dif(port, 0x00, 0x08); /* Video Standard */
 694                agc_disable = 0;
 695        } else if (std & V4L2_STD_PAL_M) {
 696                dprintk(DBGLVL_API, " PAL-M\n");
 697                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 698                agc_disable = 0;
 699        } else if (std & V4L2_STD_PAL_N) {
 700                dprintk(DBGLVL_API, " PAL-N\n");
 701                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 702                agc_disable = 0;
 703        } else if (std & V4L2_STD_PAL_Nc) {
 704                dprintk(DBGLVL_API, " PAL-Nc\n");
 705                saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
 706                agc_disable = 0;
 707        } else if (std & V4L2_STD_PAL_B) {
 708                dprintk(DBGLVL_API, " PAL-B\n");
 709                saa7164_api_set_dif(port, 0x00, 0x02); /* Video Standard */
 710                agc_disable = 0;
 711        } else if (std & V4L2_STD_PAL_DK) {
 712                dprintk(DBGLVL_API, " PAL-DK\n");
 713                saa7164_api_set_dif(port, 0x00, 0x10); /* Video Standard */
 714                agc_disable = 0;
 715        } else if (std & V4L2_STD_SECAM_L) {
 716                dprintk(DBGLVL_API, " SECAM-L\n");
 717                saa7164_api_set_dif(port, 0x00, 0x20); /* Video Standard */
 718                agc_disable = 0;
 719        } else {
 720                /* Unknown standard, assume DTV */
 721                dprintk(DBGLVL_API, " Unknown (assuming DTV)\n");
 722                /* Undefinded Video Standard */
 723                saa7164_api_set_dif(port, 0x00, 0x80);
 724                agc_disable = 1;
 725        }
 726
 727        saa7164_api_set_dif(port, 0x48, 0xa0); /* AGC Functions 1 */
 728        saa7164_api_set_dif(port, 0xc0, agc_disable); /* AGC Output Disable */
 729        saa7164_api_set_dif(port, 0x7c, 0x04); /* CVBS EQ */
 730        saa7164_api_set_dif(port, 0x04, 0x01); /* Active */
 731        msleep(100);
 732        saa7164_api_set_dif(port, 0x04, 0x00); /* Active (again) */
 733        msleep(100);
 734
 735        return 0;
 736}
 737
 738/* Ensure the dif is in the correct state for the operating mode
 739 * (analog / dtv). We only configure the diff through the analog encoder
 740 * so when we're in digital mode we need to find the appropriate encoder
 741 * and use it to configure the DIF.
 742 */
 743int saa7164_api_initialize_dif(struct saa7164_port *port)
 744{
 745        struct saa7164_dev *dev = port->dev;
 746        struct saa7164_port *p = NULL;
 747        int ret = -EINVAL;
 748        u32 std = 0;
 749
 750        dprintk(DBGLVL_API, "%s(nr=%d type=%d)\n", __func__,
 751                port->nr, port->type);
 752
 753        if (port->type == SAA7164_MPEG_ENCODER) {
 754                /* Pick any analog standard to init the diff.
 755                 * we'll come back during encoder_init'
 756                 * and set the correct standard if requried.
 757                 */
 758                std = V4L2_STD_NTSC;
 759        } else
 760        if (port->type == SAA7164_MPEG_DVB) {
 761                if (port->nr == SAA7164_PORT_TS1)
 762                        p = &dev->ports[SAA7164_PORT_ENC1];
 763                else
 764                        p = &dev->ports[SAA7164_PORT_ENC2];
 765        } else
 766        if (port->type == SAA7164_MPEG_VBI) {
 767                std = V4L2_STD_NTSC;
 768                if (port->nr == SAA7164_PORT_VBI1)
 769                        p = &dev->ports[SAA7164_PORT_ENC1];
 770                else
 771                        p = &dev->ports[SAA7164_PORT_ENC2];
 772        } else
 773                BUG();
 774
 775        if (p)
 776                ret = saa7164_api_configure_dif(p, std);
 777
 778        return ret;
 779}
 780
 781int saa7164_api_transition_port(struct saa7164_port *port, u8 mode)
 782{
 783        struct saa7164_dev *dev = port->dev;
 784
 785        int ret;
 786
 787        dprintk(DBGLVL_API, "%s(nr=%d unitid=0x%x,%d)\n",
 788                __func__, port->nr, port->hwcfg.unitid, mode);
 789
 790        ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid, SET_CUR,
 791                SAA_STATE_CONTROL, sizeof(mode), &mode);
 792        if (ret != SAA_OK)
 793                printk(KERN_ERR "%s(portnr %d unitid 0x%x) error, ret = 0x%x\n",
 794                        __func__, port->nr, port->hwcfg.unitid, ret);
 795
 796        return ret;
 797}
 798
 799int saa7164_api_get_fw_version(struct saa7164_dev *dev, u32 *version)
 800{
 801        int ret;
 802
 803        ret = saa7164_cmd_send(dev, 0, GET_CUR,
 804                GET_FW_VERSION_CONTROL, sizeof(u32), version);
 805        if (ret != SAA_OK)
 806                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
 807
 808        return ret;
 809}
 810
 811int saa7164_api_read_eeprom(struct saa7164_dev *dev, u8 *buf, int buflen)
 812{
 813        u8 reg[] = { 0x0f, 0x00 };
 814
 815        if (buflen < 128)
 816                return -ENOMEM;
 817
 818        /* Assumption: Hauppauge eeprom is at 0xa0 on on bus 0 */
 819        /* TODO: Pull the details from the boards struct */
 820        return saa7164_api_i2c_read(&dev->i2c_bus[0], 0xa0 >> 1, sizeof(reg),
 821                &reg[0], 128, buf);
 822}
 823
 824static int saa7164_api_configure_port_vbi(struct saa7164_dev *dev,
 825                                          struct saa7164_port *port)
 826{
 827        struct tmComResVBIFormatDescrHeader *fmt = &port->vbi_fmt_ntsc;
 828
 829        dprintk(DBGLVL_API, "    bFormatIndex  = 0x%x\n", fmt->bFormatIndex);
 830        dprintk(DBGLVL_API, "    VideoStandard = 0x%x\n", fmt->VideoStandard);
 831        dprintk(DBGLVL_API, "    StartLine     = %d\n", fmt->StartLine);
 832        dprintk(DBGLVL_API, "    EndLine       = %d\n", fmt->EndLine);
 833        dprintk(DBGLVL_API, "    FieldRate     = %d\n", fmt->FieldRate);
 834        dprintk(DBGLVL_API, "    bNumLines     = %d\n", fmt->bNumLines);
 835
 836        /* Cache the hardware configuration in the port */
 837
 838        port->bufcounter = port->hwcfg.BARLocation;
 839        port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
 840        port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
 841        port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
 842        port->bufptr32l = port->hwcfg.BARLocation +
 843                (4 * sizeof(u32)) +
 844                (sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
 845        port->bufptr32h = port->hwcfg.BARLocation +
 846                (4 * sizeof(u32)) +
 847                (sizeof(u32) * port->hwcfg.buffercount);
 848        port->bufptr64 = port->hwcfg.BARLocation +
 849                (4 * sizeof(u32)) +
 850                (sizeof(u32) * port->hwcfg.buffercount);
 851        dprintk(DBGLVL_API, "   = port->hwcfg.BARLocation = 0x%x\n",
 852                port->hwcfg.BARLocation);
 853
 854        dprintk(DBGLVL_API, "   = VS_FORMAT_VBI (becomes dev->en[%d])\n",
 855                port->nr);
 856
 857        return 0;
 858}
 859
 860static int
 861saa7164_api_configure_port_mpeg2ts(struct saa7164_dev *dev,
 862                                   struct saa7164_port *port,
 863                                   struct tmComResTSFormatDescrHeader *tsfmt)
 864{
 865        dprintk(DBGLVL_API, "    bFormatIndex = 0x%x\n", tsfmt->bFormatIndex);
 866        dprintk(DBGLVL_API, "    bDataOffset  = 0x%x\n", tsfmt->bDataOffset);
 867        dprintk(DBGLVL_API, "    bPacketLength= 0x%x\n", tsfmt->bPacketLength);
 868        dprintk(DBGLVL_API, "    bStrideLength= 0x%x\n", tsfmt->bStrideLength);
 869        dprintk(DBGLVL_API, "    bguid        = (....)\n");
 870
 871        /* Cache the hardware configuration in the port */
 872
 873        port->bufcounter = port->hwcfg.BARLocation;
 874        port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
 875        port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
 876        port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
 877        port->bufptr32l = port->hwcfg.BARLocation +
 878                (4 * sizeof(u32)) +
 879                (sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
 880        port->bufptr32h = port->hwcfg.BARLocation +
 881                (4 * sizeof(u32)) +
 882                (sizeof(u32) * port->hwcfg.buffercount);
 883        port->bufptr64 = port->hwcfg.BARLocation +
 884                (4 * sizeof(u32)) +
 885                (sizeof(u32) * port->hwcfg.buffercount);
 886        dprintk(DBGLVL_API, "   = port->hwcfg.BARLocation = 0x%x\n",
 887                port->hwcfg.BARLocation);
 888
 889        dprintk(DBGLVL_API, "   = VS_FORMAT_MPEGTS (becomes dev->ts[%d])\n",
 890                port->nr);
 891
 892        return 0;
 893}
 894
 895static int
 896saa7164_api_configure_port_mpeg2ps(struct saa7164_dev *dev,
 897                                   struct saa7164_port *port,
 898                                   struct tmComResPSFormatDescrHeader *fmt)
 899{
 900        dprintk(DBGLVL_API, "    bFormatIndex = 0x%x\n", fmt->bFormatIndex);
 901        dprintk(DBGLVL_API, "    wPacketLength= 0x%x\n", fmt->wPacketLength);
 902        dprintk(DBGLVL_API, "    wPackLength=   0x%x\n", fmt->wPackLength);
 903        dprintk(DBGLVL_API, "    bPackDataType= 0x%x\n", fmt->bPackDataType);
 904
 905        /* Cache the hardware configuration in the port */
 906        /* TODO: CHECK THIS in the port config */
 907        port->bufcounter = port->hwcfg.BARLocation;
 908        port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
 909        port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
 910        port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
 911        port->bufptr32l = port->hwcfg.BARLocation +
 912                (4 * sizeof(u32)) +
 913                (sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
 914        port->bufptr32h = port->hwcfg.BARLocation +
 915                (4 * sizeof(u32)) +
 916                (sizeof(u32) * port->hwcfg.buffercount);
 917        port->bufptr64 = port->hwcfg.BARLocation +
 918                (4 * sizeof(u32)) +
 919                (sizeof(u32) * port->hwcfg.buffercount);
 920        dprintk(DBGLVL_API, "   = port->hwcfg.BARLocation = 0x%x\n",
 921                port->hwcfg.BARLocation);
 922
 923        dprintk(DBGLVL_API, "   = VS_FORMAT_MPEGPS (becomes dev->enc[%d])\n",
 924                port->nr);
 925
 926        return 0;
 927}
 928
 929static int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len)
 930{
 931        struct saa7164_port *tsport = NULL;
 932        struct saa7164_port *encport = NULL;
 933        struct saa7164_port *vbiport = NULL;
 934        u32 idx, next_offset;
 935        int i;
 936        struct tmComResDescrHeader *hdr, *t;
 937        struct tmComResExtDevDescrHeader *exthdr;
 938        struct tmComResPathDescrHeader *pathhdr;
 939        struct tmComResAntTermDescrHeader *anttermhdr;
 940        struct tmComResTunerDescrHeader *tunerunithdr;
 941        struct tmComResDMATermDescrHeader *vcoutputtermhdr;
 942        struct tmComResTSFormatDescrHeader *tsfmt;
 943        struct tmComResPSFormatDescrHeader *psfmt;
 944        struct tmComResSelDescrHeader *psel;
 945        struct tmComResProcDescrHeader *pdh;
 946        struct tmComResAFeatureDescrHeader *afd;
 947        struct tmComResEncoderDescrHeader *edh;
 948        struct tmComResVBIFormatDescrHeader *vbifmt;
 949        u32 currpath = 0;
 950
 951        dprintk(DBGLVL_API,
 952                "%s(?,?,%d) sizeof(struct tmComResDescrHeader) = %d bytes\n",
 953                __func__, len, (u32)sizeof(struct tmComResDescrHeader));
 954
 955        for (idx = 0; idx < (len - sizeof(struct tmComResDescrHeader));) {
 956
 957                hdr = (struct tmComResDescrHeader *)(buf + idx);
 958
 959                if (hdr->type != CS_INTERFACE)
 960                        return SAA_ERR_NOT_SUPPORTED;
 961
 962                dprintk(DBGLVL_API, "@ 0x%x =\n", idx);
 963                switch (hdr->subtype) {
 964                case GENERAL_REQUEST:
 965                        dprintk(DBGLVL_API, " GENERAL_REQUEST\n");
 966                        break;
 967                case VC_TUNER_PATH:
 968                        dprintk(DBGLVL_API, " VC_TUNER_PATH\n");
 969                        pathhdr = (struct tmComResPathDescrHeader *)(buf + idx);
 970                        dprintk(DBGLVL_API, "  pathid = 0x%x\n",
 971                                pathhdr->pathid);
 972                        currpath = pathhdr->pathid;
 973                        break;
 974                case VC_INPUT_TERMINAL:
 975                        dprintk(DBGLVL_API, " VC_INPUT_TERMINAL\n");
 976                        anttermhdr =
 977                                (struct tmComResAntTermDescrHeader *)(buf + idx);
 978                        dprintk(DBGLVL_API, "  terminalid   = 0x%x\n",
 979                                anttermhdr->terminalid);
 980                        dprintk(DBGLVL_API, "  terminaltype = 0x%x\n",
 981                                anttermhdr->terminaltype);
 982                        switch (anttermhdr->terminaltype) {
 983                        case ITT_ANTENNA:
 984                                dprintk(DBGLVL_API, "   = ITT_ANTENNA\n");
 985                                break;
 986                        case LINE_CONNECTOR:
 987                                dprintk(DBGLVL_API, "   = LINE_CONNECTOR\n");
 988                                break;
 989                        case SPDIF_CONNECTOR:
 990                                dprintk(DBGLVL_API, "   = SPDIF_CONNECTOR\n");
 991                                break;
 992                        case COMPOSITE_CONNECTOR:
 993                                dprintk(DBGLVL_API,
 994                                        "   = COMPOSITE_CONNECTOR\n");
 995                                break;
 996                        case SVIDEO_CONNECTOR:
 997                                dprintk(DBGLVL_API, "   = SVIDEO_CONNECTOR\n");
 998                                break;
 999                        case COMPONENT_CONNECTOR:
1000                                dprintk(DBGLVL_API,
1001                                        "   = COMPONENT_CONNECTOR\n");
1002                                break;
1003                        case STANDARD_DMA:
1004                                dprintk(DBGLVL_API, "   = STANDARD_DMA\n");
1005                                break;
1006                        default:
1007                                dprintk(DBGLVL_API, "   = undefined (0x%x)\n",
1008                                        anttermhdr->terminaltype);
1009                        }
1010                        dprintk(DBGLVL_API, "  assocterminal= 0x%x\n",
1011                                anttermhdr->assocterminal);
1012                        dprintk(DBGLVL_API, "  iterminal    = 0x%x\n",
1013                                anttermhdr->iterminal);
1014                        dprintk(DBGLVL_API, "  controlsize  = 0x%x\n",
1015                                anttermhdr->controlsize);
1016                        break;
1017                case VC_OUTPUT_TERMINAL:
1018                        dprintk(DBGLVL_API, " VC_OUTPUT_TERMINAL\n");
1019                        vcoutputtermhdr =
1020                                (struct tmComResDMATermDescrHeader *)(buf + idx);
1021                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1022                                vcoutputtermhdr->unitid);
1023                        dprintk(DBGLVL_API, "  terminaltype = 0x%x\n",
1024                                vcoutputtermhdr->terminaltype);
1025                        switch (vcoutputtermhdr->terminaltype) {
1026                        case ITT_ANTENNA:
1027                                dprintk(DBGLVL_API, "   = ITT_ANTENNA\n");
1028                                break;
1029                        case LINE_CONNECTOR:
1030                                dprintk(DBGLVL_API, "   = LINE_CONNECTOR\n");
1031                                break;
1032                        case SPDIF_CONNECTOR:
1033                                dprintk(DBGLVL_API, "   = SPDIF_CONNECTOR\n");
1034                                break;
1035                        case COMPOSITE_CONNECTOR:
1036                                dprintk(DBGLVL_API,
1037                                        "   = COMPOSITE_CONNECTOR\n");
1038                                break;
1039                        case SVIDEO_CONNECTOR:
1040                                dprintk(DBGLVL_API, "   = SVIDEO_CONNECTOR\n");
1041                                break;
1042                        case COMPONENT_CONNECTOR:
1043                                dprintk(DBGLVL_API,
1044                                        "   = COMPONENT_CONNECTOR\n");
1045                                break;
1046                        case STANDARD_DMA:
1047                                dprintk(DBGLVL_API, "   = STANDARD_DMA\n");
1048                                break;
1049                        default:
1050                                dprintk(DBGLVL_API, "   = undefined (0x%x)\n",
1051                                        vcoutputtermhdr->terminaltype);
1052                        }
1053                        dprintk(DBGLVL_API, "  assocterminal= 0x%x\n",
1054                                vcoutputtermhdr->assocterminal);
1055                        dprintk(DBGLVL_API, "  sourceid     = 0x%x\n",
1056                                vcoutputtermhdr->sourceid);
1057                        dprintk(DBGLVL_API, "  iterminal    = 0x%x\n",
1058                                vcoutputtermhdr->iterminal);
1059                        dprintk(DBGLVL_API, "  BARLocation  = 0x%x\n",
1060                                vcoutputtermhdr->BARLocation);
1061                        dprintk(DBGLVL_API, "  flags        = 0x%x\n",
1062                                vcoutputtermhdr->flags);
1063                        dprintk(DBGLVL_API, "  interruptid  = 0x%x\n",
1064                                vcoutputtermhdr->interruptid);
1065                        dprintk(DBGLVL_API, "  buffercount  = 0x%x\n",
1066                                vcoutputtermhdr->buffercount);
1067                        dprintk(DBGLVL_API, "  metadatasize = 0x%x\n",
1068                                vcoutputtermhdr->metadatasize);
1069                        dprintk(DBGLVL_API, "  controlsize  = 0x%x\n",
1070                                vcoutputtermhdr->controlsize);
1071                        dprintk(DBGLVL_API, "  numformats   = 0x%x\n",
1072                                vcoutputtermhdr->numformats);
1073
1074                        t = (struct tmComResDescrHeader *)
1075                                ((struct tmComResDMATermDescrHeader *)(buf + idx));
1076                        next_offset = idx + (vcoutputtermhdr->len);
1077                        for (i = 0; i < vcoutputtermhdr->numformats; i++) {
1078                                t = (struct tmComResDescrHeader *)
1079                                        (buf + next_offset);
1080                                switch (t->subtype) {
1081                                case VS_FORMAT_MPEG2TS:
1082                                        tsfmt =
1083                                        (struct tmComResTSFormatDescrHeader *)t;
1084                                        if (currpath == 1)
1085                                                tsport = &dev->ports[SAA7164_PORT_TS1];
1086                                        else
1087                                                tsport = &dev->ports[SAA7164_PORT_TS2];
1088                                        memcpy(&tsport->hwcfg, vcoutputtermhdr,
1089                                                sizeof(*vcoutputtermhdr));
1090                                        saa7164_api_configure_port_mpeg2ts(dev,
1091                                                tsport, tsfmt);
1092                                        break;
1093                                case VS_FORMAT_MPEG2PS:
1094                                        psfmt =
1095                                        (struct tmComResPSFormatDescrHeader *)t;
1096                                        if (currpath == 1)
1097                                                encport = &dev->ports[SAA7164_PORT_ENC1];
1098                                        else
1099                                                encport = &dev->ports[SAA7164_PORT_ENC2];
1100                                        memcpy(&encport->hwcfg, vcoutputtermhdr,
1101                                                sizeof(*vcoutputtermhdr));
1102                                        saa7164_api_configure_port_mpeg2ps(dev,
1103                                                encport, psfmt);
1104                                        break;
1105                                case VS_FORMAT_VBI:
1106                                        vbifmt =
1107                                        (struct tmComResVBIFormatDescrHeader *)t;
1108                                        if (currpath == 1)
1109                                                vbiport = &dev->ports[SAA7164_PORT_VBI1];
1110                                        else
1111                                                vbiport = &dev->ports[SAA7164_PORT_VBI2];
1112                                        memcpy(&vbiport->hwcfg, vcoutputtermhdr,
1113                                                sizeof(*vcoutputtermhdr));
1114                                        memcpy(&vbiport->vbi_fmt_ntsc, vbifmt,
1115                                                sizeof(*vbifmt));
1116                                        saa7164_api_configure_port_vbi(dev,
1117                                                vbiport);
1118                                        break;
1119                                case VS_FORMAT_RDS:
1120                                        dprintk(DBGLVL_API,
1121                                                "   = VS_FORMAT_RDS\n");
1122                                        break;
1123                                case VS_FORMAT_UNCOMPRESSED:
1124                                        dprintk(DBGLVL_API,
1125                                        "   = VS_FORMAT_UNCOMPRESSED\n");
1126                                        break;
1127                                case VS_FORMAT_TYPE:
1128                                        dprintk(DBGLVL_API,
1129                                                "   = VS_FORMAT_TYPE\n");
1130                                        break;
1131                                default:
1132                                        dprintk(DBGLVL_API,
1133                                                "   = undefined (0x%x)\n",
1134                                                t->subtype);
1135                                }
1136                                next_offset += t->len;
1137                        }
1138
1139                        break;
1140                case TUNER_UNIT:
1141                        dprintk(DBGLVL_API, " TUNER_UNIT\n");
1142                        tunerunithdr =
1143                                (struct tmComResTunerDescrHeader *)(buf + idx);
1144                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1145                                tunerunithdr->unitid);
1146                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1147                                tunerunithdr->sourceid);
1148                        dprintk(DBGLVL_API, "  iunit = 0x%x\n",
1149                                tunerunithdr->iunit);
1150                        dprintk(DBGLVL_API, "  tuningstandards = 0x%x\n",
1151                                tunerunithdr->tuningstandards);
1152                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1153                                tunerunithdr->controlsize);
1154                        dprintk(DBGLVL_API, "  controls = 0x%x\n",
1155                                tunerunithdr->controls);
1156
1157                        if (tunerunithdr->unitid == tunerunithdr->iunit) {
1158                                if (currpath == 1)
1159                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1160                                else
1161                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1162                                memcpy(&encport->tunerunit, tunerunithdr,
1163                                        sizeof(struct tmComResTunerDescrHeader));
1164                                dprintk(DBGLVL_API,
1165                                        "  (becomes dev->enc[%d] tuner)\n",
1166                                        encport->nr);
1167                        }
1168                        break;
1169                case VC_SELECTOR_UNIT:
1170                        psel = (struct tmComResSelDescrHeader *)(buf + idx);
1171                        dprintk(DBGLVL_API, " VC_SELECTOR_UNIT\n");
1172                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1173                                psel->unitid);
1174                        dprintk(DBGLVL_API, "  nrinpins = 0x%x\n",
1175                                psel->nrinpins);
1176                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1177                                psel->sourceid);
1178                        break;
1179                case VC_PROCESSING_UNIT:
1180                        pdh = (struct tmComResProcDescrHeader *)(buf + idx);
1181                        dprintk(DBGLVL_API, " VC_PROCESSING_UNIT\n");
1182                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1183                                pdh->unitid);
1184                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1185                                pdh->sourceid);
1186                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1187                                pdh->controlsize);
1188                        if (pdh->controlsize == 0x04) {
1189                                if (currpath == 1)
1190                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1191                                else
1192                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1193                                memcpy(&encport->vidproc, pdh,
1194                                        sizeof(struct tmComResProcDescrHeader));
1195                                dprintk(DBGLVL_API, "  (becomes dev->enc[%d])\n",
1196                                        encport->nr);
1197                        }
1198                        break;
1199                case FEATURE_UNIT:
1200                        afd = (struct tmComResAFeatureDescrHeader *)(buf + idx);
1201                        dprintk(DBGLVL_API, " FEATURE_UNIT\n");
1202                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1203                                afd->unitid);
1204                        dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
1205                                afd->sourceid);
1206                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1207                                afd->controlsize);
1208                        if (currpath == 1)
1209                                encport = &dev->ports[SAA7164_PORT_ENC1];
1210                        else
1211                                encport = &dev->ports[SAA7164_PORT_ENC2];
1212                        memcpy(&encport->audfeat, afd,
1213                                sizeof(struct tmComResAFeatureDescrHeader));
1214                        dprintk(DBGLVL_API, "  (becomes dev->enc[%d])\n",
1215                                encport->nr);
1216                        break;
1217                case ENCODER_UNIT:
1218                        edh = (struct tmComResEncoderDescrHeader *)(buf + idx);
1219                        dprintk(DBGLVL_API, " ENCODER_UNIT\n");
1220                        dprintk(DBGLVL_API, "  subtype = 0x%x\n", edh->subtype);
1221                        dprintk(DBGLVL_API, "  unitid = 0x%x\n", edh->unitid);
1222                        dprintk(DBGLVL_API, "  vsourceid = 0x%x\n",
1223                        edh->vsourceid);
1224                        dprintk(DBGLVL_API, "  asourceid = 0x%x\n",
1225                                edh->asourceid);
1226                        dprintk(DBGLVL_API, "  iunit = 0x%x\n", edh->iunit);
1227                        if (edh->iunit == edh->unitid) {
1228                                if (currpath == 1)
1229                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1230                                else
1231                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1232                                memcpy(&encport->encunit, edh,
1233                                        sizeof(struct tmComResEncoderDescrHeader));
1234                                dprintk(DBGLVL_API,
1235                                        "  (becomes dev->enc[%d])\n",
1236                                        encport->nr);
1237                        }
1238                        break;
1239                case EXTENSION_UNIT:
1240                        dprintk(DBGLVL_API, " EXTENSION_UNIT\n");
1241                        exthdr = (struct tmComResExtDevDescrHeader *)(buf + idx);
1242                        dprintk(DBGLVL_API, "  unitid = 0x%x\n",
1243                                exthdr->unitid);
1244                        dprintk(DBGLVL_API, "  deviceid = 0x%x\n",
1245                                exthdr->deviceid);
1246                        dprintk(DBGLVL_API, "  devicetype = 0x%x\n",
1247                                exthdr->devicetype);
1248                        if (exthdr->devicetype & 0x1)
1249                                dprintk(DBGLVL_API, "   = Decoder Device\n");
1250                        if (exthdr->devicetype & 0x2)
1251                                dprintk(DBGLVL_API, "   = GPIO Source\n");
1252                        if (exthdr->devicetype & 0x4)
1253                                dprintk(DBGLVL_API, "   = Video Decoder\n");
1254                        if (exthdr->devicetype & 0x8)
1255                                dprintk(DBGLVL_API, "   = Audio Decoder\n");
1256                        if (exthdr->devicetype & 0x20)
1257                                dprintk(DBGLVL_API, "   = Crossbar\n");
1258                        if (exthdr->devicetype & 0x40)
1259                                dprintk(DBGLVL_API, "   = Tuner\n");
1260                        if (exthdr->devicetype & 0x80)
1261                                dprintk(DBGLVL_API, "   = IF PLL\n");
1262                        if (exthdr->devicetype & 0x100)
1263                                dprintk(DBGLVL_API, "   = Demodulator\n");
1264                        if (exthdr->devicetype & 0x200)
1265                                dprintk(DBGLVL_API, "   = RDS Decoder\n");
1266                        if (exthdr->devicetype & 0x400)
1267                                dprintk(DBGLVL_API, "   = Encoder\n");
1268                        if (exthdr->devicetype & 0x800)
1269                                dprintk(DBGLVL_API, "   = IR Decoder\n");
1270                        if (exthdr->devicetype & 0x1000)
1271                                dprintk(DBGLVL_API, "   = EEPROM\n");
1272                        if (exthdr->devicetype & 0x2000)
1273                                dprintk(DBGLVL_API,
1274                                        "   = VBI Decoder\n");
1275                        if (exthdr->devicetype & 0x10000)
1276                                dprintk(DBGLVL_API,
1277                                        "   = Streaming Device\n");
1278                        if (exthdr->devicetype & 0x20000)
1279                                dprintk(DBGLVL_API,
1280                                        "   = DRM Device\n");
1281                        if (exthdr->devicetype & 0x40000000)
1282                                dprintk(DBGLVL_API,
1283                                        "   = Generic Device\n");
1284                        if (exthdr->devicetype & 0x80000000)
1285                                dprintk(DBGLVL_API,
1286                                        "   = Config Space Device\n");
1287                        dprintk(DBGLVL_API, "  numgpiopins = 0x%x\n",
1288                                exthdr->numgpiopins);
1289                        dprintk(DBGLVL_API, "  numgpiogroups = 0x%x\n",
1290                                exthdr->numgpiogroups);
1291                        dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
1292                                exthdr->controlsize);
1293                        if (exthdr->devicetype & 0x80) {
1294                                if (currpath == 1)
1295                                        encport = &dev->ports[SAA7164_PORT_ENC1];
1296                                else
1297                                        encport = &dev->ports[SAA7164_PORT_ENC2];
1298                                memcpy(&encport->ifunit, exthdr,
1299                                        sizeof(struct tmComResExtDevDescrHeader));
1300                                dprintk(DBGLVL_API,
1301                                        "  (becomes dev->enc[%d])\n",
1302                                        encport->nr);
1303                        }
1304                        break;
1305                case PVC_INFRARED_UNIT:
1306                        dprintk(DBGLVL_API, " PVC_INFRARED_UNIT\n");
1307                        break;
1308                case DRM_UNIT:
1309                        dprintk(DBGLVL_API, " DRM_UNIT\n");
1310                        break;
1311                default:
1312                        dprintk(DBGLVL_API, "default %d\n", hdr->subtype);
1313                }
1314
1315                dprintk(DBGLVL_API, " 1.%x\n", hdr->len);
1316                dprintk(DBGLVL_API, " 2.%x\n", hdr->type);
1317                dprintk(DBGLVL_API, " 3.%x\n", hdr->subtype);
1318                dprintk(DBGLVL_API, " 4.%x\n", hdr->unitid);
1319
1320                idx += hdr->len;
1321        }
1322
1323        return 0;
1324}
1325
1326int saa7164_api_enum_subdevs(struct saa7164_dev *dev)
1327{
1328        int ret;
1329        u32 buflen = 0;
1330        u8 *buf;
1331
1332        dprintk(DBGLVL_API, "%s()\n", __func__);
1333
1334        /* Get the total descriptor length */
1335        ret = saa7164_cmd_send(dev, 0, GET_LEN,
1336                GET_DESCRIPTORS_CONTROL, sizeof(buflen), &buflen);
1337        if (ret != SAA_OK)
1338                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
1339
1340        dprintk(DBGLVL_API, "%s() total descriptor size = %d bytes.\n",
1341                __func__, buflen);
1342
1343        /* Allocate enough storage for all of the descs */
1344        buf = kzalloc(buflen, GFP_KERNEL);
1345        if (!buf)
1346                return SAA_ERR_NO_RESOURCES;
1347
1348        /* Retrieve them */
1349        ret = saa7164_cmd_send(dev, 0, GET_CUR,
1350                GET_DESCRIPTORS_CONTROL, buflen, buf);
1351        if (ret != SAA_OK) {
1352                printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
1353                goto out;
1354        }
1355
1356        if (saa_debug & DBGLVL_API)
1357                print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf,
1358                               buflen & ~15, false);
1359
1360        saa7164_api_dump_subdevs(dev, buf, buflen);
1361
1362out:
1363        kfree(buf);
1364        return ret;
1365}
1366
1367int saa7164_api_i2c_read(struct saa7164_i2c *bus, u8 addr, u32 reglen, u8 *reg,
1368        u32 datalen, u8 *data)
1369{
1370        struct saa7164_dev *dev = bus->dev;
1371        u16 len = 0;
1372        int unitid;
1373        u8 buf[256];
1374        int ret;
1375
1376        dprintk(DBGLVL_API, "%s() addr=%x reglen=%d datalen=%d\n",
1377                __func__, addr, reglen, datalen);
1378
1379        if (reglen > 4)
1380                return -EIO;
1381
1382        /* Prepare the send buffer */
1383        /* Bytes 00-03 source register length
1384         *       04-07 source bytes to read
1385         *       08... register address
1386         */
1387        memset(buf, 0, sizeof(buf));
1388        memcpy((buf + 2 * sizeof(u32) + 0), reg, reglen);
1389        *((u32 *)(buf + 0 * sizeof(u32))) = reglen;
1390        *((u32 *)(buf + 1 * sizeof(u32))) = datalen;
1391
1392        unitid = saa7164_i2caddr_to_unitid(bus, addr);
1393        if (unitid < 0) {
1394                printk(KERN_ERR
1395                        "%s() error, cannot translate regaddr 0x%x to unitid\n",
1396                        __func__, addr);
1397                return -EIO;
1398        }
1399
1400        ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN,
1401                EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
1402        if (ret != SAA_OK) {
1403                printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
1404                return -EIO;
1405        }
1406
1407        dprintk(DBGLVL_API, "%s() len = %d bytes\n", __func__, len);
1408
1409        if (saa_debug & DBGLVL_I2C)
1410                print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf,
1411                               32, false);
1412
1413        ret = saa7164_cmd_send(bus->dev, unitid, GET_CUR,
1414                EXU_REGISTER_ACCESS_CONTROL, len, &buf);
1415        if (ret != SAA_OK)
1416                printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
1417        else {
1418                if (saa_debug & DBGLVL_I2C)
1419                        print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1,
1420                                       buf, sizeof(buf), false);
1421                memcpy(data, (buf + 2 * sizeof(u32) + reglen), datalen);
1422        }
1423
1424        return ret == SAA_OK ? 0 : -EIO;
1425}
1426
1427/* For a given 8 bit i2c address device, write the buffer */
1428int saa7164_api_i2c_write(struct saa7164_i2c *bus, u8 addr, u32 datalen,
1429        u8 *data)
1430{
1431        struct saa7164_dev *dev = bus->dev;
1432        u16 len = 0;
1433        int unitid;
1434        int reglen;
1435        u8 buf[256];
1436        int ret;
1437
1438        dprintk(DBGLVL_API, "%s() addr=0x%2x len=0x%x\n",
1439                __func__, addr, datalen);
1440
1441        if ((datalen == 0) || (datalen > 232))
1442                return -EIO;
1443
1444        memset(buf, 0, sizeof(buf));
1445
1446        unitid = saa7164_i2caddr_to_unitid(bus, addr);
1447        if (unitid < 0) {
1448                printk(KERN_ERR
1449                        "%s() error, cannot translate regaddr 0x%x to unitid\n",
1450                        __func__, addr);
1451                return -EIO;
1452        }
1453
1454        reglen = saa7164_i2caddr_to_reglen(bus, addr);
1455        if (reglen < 0) {
1456                printk(KERN_ERR
1457                        "%s() error, cannot translate regaddr to reglen\n",
1458                        __func__);
1459                return -EIO;
1460        }
1461
1462        ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN,
1463                EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
1464        if (ret != SAA_OK) {
1465                printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
1466                return -EIO;
1467        }
1468
1469        dprintk(DBGLVL_API, "%s() len = %d bytes unitid=0x%x\n", __func__,
1470                len, unitid);
1471
1472        /* Prepare the send buffer */
1473        /* Bytes 00-03 dest register length
1474         *       04-07 dest bytes to write
1475         *       08... register address
1476         */
1477        *((u32 *)(buf + 0 * sizeof(u32))) = reglen;
1478        *((u32 *)(buf + 1 * sizeof(u32))) = datalen - reglen;
1479        memcpy((buf + 2 * sizeof(u32)), data, datalen);
1480
1481        if (saa_debug & DBGLVL_I2C)
1482                print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1,
1483                               buf, sizeof(buf), false);
1484
1485        ret = saa7164_cmd_send(bus->dev, unitid, SET_CUR,
1486                EXU_REGISTER_ACCESS_CONTROL, len, &buf);
1487        if (ret != SAA_OK)
1488                printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
1489
1490        return ret == SAA_OK ? 0 : -EIO;
1491}
1492
1493static int saa7164_api_modify_gpio(struct saa7164_dev *dev, u8 unitid,
1494        u8 pin, u8 state)
1495{
1496        int ret;
1497        struct tmComResGPIO t;
1498
1499        dprintk(DBGLVL_API, "%s(0x%x, %d, %d)\n",
1500                __func__, unitid, pin, state);
1501
1502        if ((pin > 7) || (state > 2))
1503                return SAA_ERR_BAD_PARAMETER;
1504
1505        t.pin = pin;
1506        t.state = state;
1507
1508        ret = saa7164_cmd_send(dev, unitid, SET_CUR,
1509                EXU_GPIO_CONTROL, sizeof(t), &t);
1510        if (ret != SAA_OK)
1511                printk(KERN_ERR "%s() error, ret = 0x%x\n",
1512                        __func__, ret);
1513
1514        return ret;
1515}
1516
1517int saa7164_api_set_gpiobit(struct saa7164_dev *dev, u8 unitid,
1518        u8 pin)
1519{
1520        return saa7164_api_modify_gpio(dev, unitid, pin, 1);
1521}
1522
1523int saa7164_api_clear_gpiobit(struct saa7164_dev *dev, u8 unitid,
1524        u8 pin)
1525{
1526        return saa7164_api_modify_gpio(dev, unitid, pin, 0);
1527}
1528
1529