Quelle  flexcop-misc.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0
/*
 * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
 * flexcop-misc.c - miscellaneous functions
 * see flexcop.c for copyright information
 */
#include "flexcop.h"

void flexcop_determine_revision(struct flexcop_device *fc)
{
 flexcop_ibi_value v = fc->read_ibi_reg(fc,misc_204);

 switch (v.misc_204.Rev_N_sig_revision_hi) {
 case 0x2:
  deb_info("found a FlexCopII.\n");
  fc->rev = FLEXCOP_II;
  break;
 case 0x3:
  deb_info("found a FlexCopIIb.\n");
  fc->rev = FLEXCOP_IIB;
  break;
 case 0x0:
  deb_info("found a FlexCopIII.\n");
  fc->rev = FLEXCOP_III;
  break;
 default:
  err("unknown FlexCop Revision: %x. Please report this to linux-dvb@linuxtv.org.",
    v.misc_204.Rev_N_sig_revision_hi);
  break;
 }

 if ((fc->has_32_hw_pid_filter = v.misc_204.Rev_N_sig_caps))
  deb_info("this FlexCop has the additional 32 hardware pid filter.\n");
 else
  deb_info("this FlexCop has the 6 basic main hardware pid filter.\n");
 /* bus parts have to decide if hw pid filtering is used or not. */
}

static const char *flexcop_revision_names[] = {
 "Unknown chip",
 "FlexCopII",
 "FlexCopIIb",
 "FlexCopIII",
};

static const char *flexcop_device_names[] = {
 [FC_UNK] = "Unknown device",
 [FC_CABLE] = "Cable2PC/CableStar 2 DVB-C",
 [FC_AIR_DVBT] = "Air2PC/AirStar 2 DVB-T",
 [FC_AIR_ATSC1] = "Air2PC/AirStar 2 ATSC 1st generation",
 [FC_AIR_ATSC2] = "Air2PC/AirStar 2 ATSC 2nd generation",
 [FC_AIR_ATSC3] = "Air2PC/AirStar 2 ATSC 3rd generation (HD5000)",
 [FC_SKY_REV23] = "Sky2PC/SkyStar 2 DVB-S rev 2.3 (old version)",
 [FC_SKY_REV26] = "Sky2PC/SkyStar 2 DVB-S rev 2.6",
 [FC_SKY_REV27] = "Sky2PC/SkyStar 2 DVB-S rev 2.7a/u",
 [FC_SKY_REV28] = "Sky2PC/SkyStar 2 DVB-S rev 2.8",
 [FC_SKYS2_REV33] = "Sky2PC/SkyStar S2 DVB-S/S2 rev 3.3",
};

static const char *flexcop_bus_names[] = {
 "USB",
 "PCI",
};

void flexcop_device_name(struct flexcop_device *fc,
  const char *prefix, const char *suffix)
{
 info("%s '%s' at the '%s' bus controlled by a '%s' %s",
   prefix, flexcop_device_names[fc->dev_type],
   flexcop_bus_names[fc->bus_type],
   flexcop_revision_names[fc->rev], suffix);
}