kernel/drivers/media/common/b2c2/flexcop-misc.c

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