LXR linux/drivers/media/common/b2c2/flexcop-misc.c

   1// SPDX-License-Identifier: GPL-2.0
   2/*
   3 * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
   4 * flexcop-misc.c - miscellaneous functions
   5 * see flexcop.c for copyright information
   6 */
   7#include "flexcop.h"
   8
   9void flexcop_determine_revision(struct flexcop_device *fc)
  10{
  11        flexcop_ibi_value v = fc->read_ibi_reg(fc,misc_204);
  12
  13        switch (v.misc_204.Rev_N_sig_revision_hi) {
  14        case 0x2:
  15                deb_info("found a FlexCopII.\n");
  16                fc->rev = FLEXCOP_II;
  17                break;
  18        case 0x3:
  19                deb_info("found a FlexCopIIb.\n");
  20                fc->rev = FLEXCOP_IIB;
  21                break;
  22        case 0x0:
  23                deb_info("found a FlexCopIII.\n");
  24                fc->rev = FLEXCOP_III;
  25                break;
  26        default:
  27                err("unknown FlexCop Revision: %x. Please report this to linux-dvb@linuxtv.org.",
  28                                v.misc_204.Rev_N_sig_revision_hi);
  29                break;
  30        }
  31
  32        if ((fc->has_32_hw_pid_filter = v.misc_204.Rev_N_sig_caps))
  33                deb_info("this FlexCop has the additional 32 hardware pid filter.\n");
  34        else
  35                deb_info("this FlexCop has the 6 basic main hardware pid filter.\n");
  36        /* bus parts have to decide if hw pid filtering is used or not. */
  37}
  38
  39static const char *flexcop_revision_names[] = {
  40        "Unknown chip",
  41        "FlexCopII",
  42        "FlexCopIIb",
  43        "FlexCopIII",
  44};
  45
  46static const char *flexcop_device_names[] = {
  47        [FC_UNK]        = "Unknown device",
  48        [FC_CABLE]      = "Cable2PC/CableStar 2 DVB-C",
  49        [FC_AIR_DVBT]   = "Air2PC/AirStar 2 DVB-T",
  50        [FC_AIR_ATSC1]  = "Air2PC/AirStar 2 ATSC 1st generation",
  51        [FC_AIR_ATSC2]  = "Air2PC/AirStar 2 ATSC 2nd generation",
  52        [FC_AIR_ATSC3]  = "Air2PC/AirStar 2 ATSC 3rd generation (HD5000)",
  53        [FC_SKY_REV23]  = "Sky2PC/SkyStar 2 DVB-S rev 2.3 (old version)",
  54        [FC_SKY_REV26]  = "Sky2PC/SkyStar 2 DVB-S rev 2.6",
  55        [FC_SKY_REV27]  = "Sky2PC/SkyStar 2 DVB-S rev 2.7a/u",
  56        [FC_SKY_REV28]  = "Sky2PC/SkyStar 2 DVB-S rev 2.8",
  57        [FC_SKYS2_REV33] = "Sky2PC/SkyStar S2 DVB-S/S2 rev 3.3",
  58};
  59
  60static const char *flexcop_bus_names[] = {
  61        "USB",
  62        "PCI",
  63};
  64
  65void flexcop_device_name(struct flexcop_device *fc,
  66                const char *prefix, const char *suffix)
  67{
  68        info("%s '%s' at the '%s' bus controlled by a '%s' %s",
  69                        prefix, flexcop_device_names[fc->dev_type],
  70                        flexcop_bus_names[fc->bus_type],
  71                        flexcop_revision_names[fc->rev], suffix);
  72}
  73
  74void flexcop_dump_reg(struct flexcop_device *fc,
  75                flexcop_ibi_register reg, int num)
  76{
  77        flexcop_ibi_value v;
  78        int i;
  79        for (i = 0; i < num; i++) {
  80                v = fc->read_ibi_reg(fc, reg+4*i);
  81                deb_rdump("0x%03x: %08x, ", reg+4*i, v.raw);
  82        }
  83        deb_rdump("\n");
  84}
  85EXPORT_SYMBOL(flexcop_dump_reg);
  86