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