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stv090x_priv.h
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1 /*
2  STV0900/0903 Multistandard Broadcast Frontend driver
3  Copyright (C) Manu Abraham <[email protected]>
4 
5  Copyright (C) ST Microelectronics
6 
7  This program is free software; you can redistribute it and/or modify
8  it under the terms of the GNU General Public License as published by
9  the Free Software Foundation; either version 2 of the License, or
10  (at your option) any later version.
11 
12  This program is distributed in the hope that it will be useful,
13  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  GNU General Public License for more details.
16 
17  You should have received a copy of the GNU General Public License
18  along with this program; if not, write to the Free Software
19  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21 
22 #ifndef __STV090x_PRIV_H
23 #define __STV090x_PRIV_H
24 
25 #include "dvb_frontend.h"
26 
27 #define FE_ERROR 0
28 #define FE_NOTICE 1
29 #define FE_INFO 2
30 #define FE_DEBUG 3
31 #define FE_DEBUGREG 4
32 
33 #define dprintk(__y, __z, format, arg...) do { \
34  if (__z) { \
35  if ((verbose > FE_ERROR) && (verbose > __y)) \
36  printk(KERN_ERR "%s: " format "\n", __func__ , ##arg); \
37  else if ((verbose > FE_NOTICE) && (verbose > __y)) \
38  printk(KERN_NOTICE "%s: " format "\n", __func__ , ##arg); \
39  else if ((verbose > FE_INFO) && (verbose > __y)) \
40  printk(KERN_INFO "%s: " format "\n", __func__ , ##arg); \
41  else if ((verbose > FE_DEBUG) && (verbose > __y)) \
42  printk(KERN_DEBUG "%s: " format "\n", __func__ , ##arg); \
43  } else { \
44  if (verbose > __y) \
45  printk(format, ##arg); \
46  } \
47 } while (0)
48 
49 #define STV090x_READ_DEMOD(__state, __reg) (( \
50  (__state)->demod == STV090x_DEMODULATOR_1) ? \
51  stv090x_read_reg(__state, STV090x_P2_##__reg) : \
52  stv090x_read_reg(__state, STV090x_P1_##__reg))
53 
54 #define STV090x_WRITE_DEMOD(__state, __reg, __data) (( \
55  (__state)->demod == STV090x_DEMODULATOR_1) ? \
56  stv090x_write_reg(__state, STV090x_P2_##__reg, __data) :\
57  stv090x_write_reg(__state, STV090x_P1_##__reg, __data))
58 
59 #define STV090x_ADDR_OFFST(__state, __x) (( \
60  (__state->demod) == STV090x_DEMODULATOR_1) ? \
61  STV090x_P1_##__x : \
62  STV090x_P2_##__x)
63 
64 
65 #define STV090x_SETFIELD(mask, bitf, val) (mask = (mask & (~(((1 << STV090x_WIDTH_##bitf) - 1) <<\
66  STV090x_OFFST_##bitf))) | \
67  (val << STV090x_OFFST_##bitf))
68 
69 #define STV090x_GETFIELD(val, bitf) ((val >> STV090x_OFFST_##bitf) & ((1 << STV090x_WIDTH_##bitf) - 1))
70 
71 
72 #define STV090x_SETFIELD_Px(mask, bitf, val) (mask = (mask & (~(((1 << STV090x_WIDTH_Px_##bitf) - 1) <<\
73  STV090x_OFFST_Px_##bitf))) | \
74  (val << STV090x_OFFST_Px_##bitf))
75 
76 #define STV090x_GETFIELD_Px(val, bitf) ((val >> STV090x_OFFST_Px_##bitf) & ((1 << STV090x_WIDTH_Px_##bitf) - 1))
77 
78 #define MAKEWORD16(__a, __b) (((__a) << 8) | (__b))
79 
80 #define MSB(__x) ((__x >> 8) & 0xff)
81 #define LSB(__x) (__x & 0xff)
82 
83 
84 #define STV090x_IQPOWER_THRESHOLD 30
85 #define STV090x_SEARCH_AGC2_TH_CUT20 700
86 #define STV090x_SEARCH_AGC2_TH_CUT30 1400
87 
88 #define STV090x_SEARCH_AGC2_TH(__ver) \
89  ((__ver <= 0x20) ? \
90  STV090x_SEARCH_AGC2_TH_CUT20 : \
91  STV090x_SEARCH_AGC2_TH_CUT30)
92 
93 enum stv090x_signal_state {
94  STV090x_NOAGC1,
95  STV090x_NOCARRIER,
96  STV090x_NODATA,
97  STV090x_DATAOK,
98  STV090x_RANGEOK,
99  STV090x_OUTOFRANGE
100 };
101 
102 enum stv090x_fec {
103  STV090x_PR12 = 0,
104  STV090x_PR23,
105  STV090x_PR34,
106  STV090x_PR45,
107  STV090x_PR56,
108  STV090x_PR67,
109  STV090x_PR78,
110  STV090x_PR89,
111  STV090x_PR910,
112  STV090x_PRERR
113 };
114 
115 enum stv090x_modulation {
116  STV090x_QPSK,
117  STV090x_8PSK,
118  STV090x_16APSK,
119  STV090x_32APSK,
120  STV090x_UNKNOWN
121 };
122 
123 enum stv090x_frame {
124  STV090x_LONG_FRAME,
125  STV090x_SHORT_FRAME
126 };
127 
128 enum stv090x_pilot {
129  STV090x_PILOTS_OFF,
130  STV090x_PILOTS_ON
131 };
132 
133 enum stv090x_rolloff {
134  STV090x_RO_35,
135  STV090x_RO_25,
136  STV090x_RO_20
137 };
138 
139 enum stv090x_inversion {
140  STV090x_IQ_AUTO,
141  STV090x_IQ_NORMAL,
142  STV090x_IQ_SWAP
143 };
144 
145 enum stv090x_modcod {
146  STV090x_DUMMY_PLF = 0,
147  STV090x_QPSK_14,
148  STV090x_QPSK_13,
149  STV090x_QPSK_25,
150  STV090x_QPSK_12,
151  STV090x_QPSK_35,
152  STV090x_QPSK_23,
153  STV090x_QPSK_34,
154  STV090x_QPSK_45,
155  STV090x_QPSK_56,
156  STV090x_QPSK_89,
157  STV090x_QPSK_910,
158  STV090x_8PSK_35,
159  STV090x_8PSK_23,
160  STV090x_8PSK_34,
161  STV090x_8PSK_56,
162  STV090x_8PSK_89,
163  STV090x_8PSK_910,
164  STV090x_16APSK_23,
165  STV090x_16APSK_34,
166  STV090x_16APSK_45,
167  STV090x_16APSK_56,
168  STV090x_16APSK_89,
169  STV090x_16APSK_910,
170  STV090x_32APSK_34,
171  STV090x_32APSK_45,
172  STV090x_32APSK_56,
173  STV090x_32APSK_89,
174  STV090x_32APSK_910,
175  STV090x_MODCODE_UNKNOWN
176 };
177 
178 enum stv090x_search {
179  STV090x_SEARCH_DSS = 0,
180  STV090x_SEARCH_DVBS1,
181  STV090x_SEARCH_DVBS2,
182  STV090x_SEARCH_AUTO
183 };
184 
185 enum stv090x_algo {
186  STV090x_BLIND_SEARCH,
187  STV090x_COLD_SEARCH,
188  STV090x_WARM_SEARCH
189 };
190 
191 enum stv090x_delsys {
192  STV090x_ERROR = 0,
193  STV090x_DVBS1 = 1,
194  STV090x_DVBS2,
195  STV090x_DSS
196 };
197 
198 struct stv090x_long_frame_crloop {
199  enum stv090x_modcod modcod;
200 
201  u8 crl_pilots_on_2;
202  u8 crl_pilots_off_2;
203  u8 crl_pilots_on_5;
204  u8 crl_pilots_off_5;
205  u8 crl_pilots_on_10;
206  u8 crl_pilots_off_10;
207  u8 crl_pilots_on_20;
208  u8 crl_pilots_off_20;
209  u8 crl_pilots_on_30;
210  u8 crl_pilots_off_30;
211 };
212 
213 struct stv090x_short_frame_crloop {
214  enum stv090x_modulation modulation;
215 
216  u8 crl_2; /* SR < 3M */
217  u8 crl_5; /* 3 < SR <= 7M */
218  u8 crl_10; /* 7 < SR <= 15M */
219  u8 crl_20; /* 10 < SR <= 25M */
220  u8 crl_30; /* 10 < SR <= 45M */
221 };
222 
223 struct stv090x_reg {
224  u16 addr;
225  u8 data;
226 };
227 
228 struct stv090x_tab {
229  s32 real;
230  s32 read;
231 };
232 
233 struct stv090x_internal {
234  struct i2c_adapter *i2c_adap;
235  u8 i2c_addr;
236 
237  struct mutex demod_lock; /* Lock access to shared register */
238  struct mutex tuner_lock; /* Lock access to tuners */
239  s32 mclk; /* Masterclock Divider factor */
240  u32 dev_ver;
241 
242  int num_used;
243 };
244 
245 struct stv090x_state {
246  enum stv090x_device device;
247  enum stv090x_demodulator demod;
248  enum stv090x_mode demod_mode;
249  struct stv090x_internal *internal;
250 
251  struct i2c_adapter *i2c;
252  const struct stv090x_config *config;
253  struct dvb_frontend frontend;
254 
255  u32 *verbose; /* Cached module verbosity */
256 
257  enum stv090x_delsys delsys;
258  enum stv090x_fec fec;
259  enum stv090x_modulation modulation;
260  enum stv090x_modcod modcod;
261  enum stv090x_search search_mode;
262  enum stv090x_frame frame_len;
263  enum stv090x_pilot pilots;
264  enum stv090x_rolloff rolloff;
265  enum stv090x_inversion inversion;
266  enum stv090x_algo algo;
267 
268  u32 frequency;
269  u32 srate;
270 
271  s32 tuner_bw;
272 
273  s32 search_range;
274 
275  s32 DemodTimeout;
276  s32 FecTimeout;
277 };
278 
279 #endif /* __STV090x_PRIV_H */
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