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

source code of linux/drivers/media/common/b2c2/flexcop-misc.c