]>
Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
b7571f8d | 2 | * Driver for DiBcom DiB3000MC/P-demodulator. |
1da177e4 | 3 | * |
b7571f8d | 4 | * Copyright (C) 2004-6 DiBcom (http://www.dibcom.fr/) |
1da177e4 LT |
5 | * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de) |
6 | * | |
b7571f8d | 7 | * This code is partially based on the previous dib3000mc.c . |
1da177e4 | 8 | * |
b7571f8d | 9 | * This program is free software; you can redistribute it and/or |
1da177e4 LT |
10 | * modify it under the terms of the GNU General Public License as |
11 | * published by the Free Software Foundation, version 2. | |
1da177e4 | 12 | */ |
b7571f8d | 13 | |
1da177e4 | 14 | #include <linux/kernel.h> |
b7571f8d PB |
15 | #include <linux/i2c.h> |
16 | //#include <linux/init.h> | |
17 | //#include <linux/delay.h> | |
18 | //#include <linux/string.h> | |
19 | //#include <linux/slab.h> | |
20 | ||
21 | #include "dvb_frontend.h" | |
22 | ||
23 | #include "dib3000mc.h" | |
24 | ||
1da177e4 LT |
25 | static int debug; |
26 | module_param(debug, int, 0644); | |
b7571f8d | 27 | MODULE_PARM_DESC(debug, "turn on debugging (default: 0)"); |
1da177e4 | 28 | |
b7571f8d PB |
29 | #define dprintk(args...) do { if (debug) { printk(KERN_DEBUG "DiB3000MC/P:"); printk(args); } } while (0) |
30 | ||
31 | struct dib3000mc_state { | |
32 | struct dvb_frontend demod; | |
33 | struct dib3000mc_config *cfg; | |
34 | ||
35 | u8 i2c_addr; | |
36 | struct i2c_adapter *i2c_adap; | |
37 | ||
38 | struct dibx000_i2c_master i2c_master; | |
39 | ||
40 | fe_bandwidth_t current_bandwidth; | |
41 | ||
42 | u16 dev_id; | |
43 | }; | |
44 | ||
45 | static u16 dib3000mc_read_word(struct dib3000mc_state *state, u16 reg) | |
46 | { | |
47 | u8 wb[2] = { (reg >> 8) | 0x80, reg & 0xff }; | |
48 | u8 rb[2]; | |
49 | struct i2c_msg msg[2] = { | |
50 | { .addr = state->i2c_addr >> 1, .flags = 0, .buf = wb, .len = 2 }, | |
51 | { .addr = state->i2c_addr >> 1, .flags = I2C_M_RD, .buf = rb, .len = 2 }, | |
52 | }; | |
53 | ||
54 | if (i2c_transfer(state->i2c_adap, msg, 2) != 2) | |
55 | dprintk("i2c read error on %d\n",reg); | |
56 | ||
57 | return (rb[0] << 8) | rb[1]; | |
58 | } | |
59 | ||
60 | static int dib3000mc_write_word(struct dib3000mc_state *state, u16 reg, u16 val) | |
61 | { | |
62 | u8 b[4] = { | |
63 | (reg >> 8) & 0xff, reg & 0xff, | |
64 | (val >> 8) & 0xff, val & 0xff, | |
65 | }; | |
66 | struct i2c_msg msg = { | |
67 | .addr = state->i2c_addr >> 1, .flags = 0, .buf = b, .len = 4 | |
68 | }; | |
69 | return i2c_transfer(state->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0; | |
70 | } | |
71 | ||
b7571f8d PB |
72 | |
73 | static int dib3000mc_identify(struct dib3000mc_state *state) | |
1da177e4 | 74 | { |
b7571f8d PB |
75 | u16 value; |
76 | if ((value = dib3000mc_read_word(state, 1025)) != 0x01b3) { | |
77 | dprintk("-E- DiB3000MC/P: wrong Vendor ID (read=0x%x)\n",value); | |
78 | return -EREMOTEIO; | |
79 | } | |
1da177e4 | 80 | |
b7571f8d PB |
81 | value = dib3000mc_read_word(state, 1026); |
82 | if (value != 0x3001 && value != 0x3002) { | |
83 | dprintk("-E- DiB3000MC/P: wrong Device ID (%x)\n",value); | |
84 | return -EREMOTEIO; | |
1da177e4 | 85 | } |
b7571f8d PB |
86 | state->dev_id = value; |
87 | ||
88 | dprintk("-I- found DiB3000MC/P: %x\n",state->dev_id); | |
89 | ||
90 | return 0; | |
91 | } | |
92 | ||
93 | static int dib3000mc_set_timing(struct dib3000mc_state *state, s16 nfft, u8 bw, u8 update_offset) | |
94 | { | |
95 | /* | |
96 | u32 timf_msb, timf_lsb, i; | |
97 | int tim_sgn ; | |
98 | LUInt comp1, comp2, comp ; | |
99 | // u32 tim_offset ; | |
100 | comp = 27700 * BW_INDEX_TO_KHZ(bw) / 1000; | |
101 | timf_msb = (comp >> 16) & 0x00FF; | |
102 | timf_lsb = comp & 0xFFFF; | |
1da177e4 LT |
103 | |
104 | // Update the timing offset ; | |
b7571f8d PB |
105 | if (update_offset) { |
106 | if (state->timing_offset_comp_done == 0) { | |
107 | usleep(200000); | |
1da177e4 LT |
108 | state->timing_offset_comp_done = 1; |
109 | } | |
b7571f8d | 110 | tim_offset = dib3000mc_read_word(state, 416); |
1da177e4 | 111 | if ((tim_offset & 0x2000) == 0x2000) |
b7571f8d PB |
112 | tim_offset |= 0xC000; // PB: This only works if tim_offset is s16 - weird |
113 | ||
114 | if (nfft == 0) | |
115 | tim_offset = tim_offset << 2; // PB: Do not store the offset for different things in one variable | |
1da177e4 LT |
116 | state->timing_offset += tim_offset; |
117 | } | |
1da177e4 | 118 | tim_offset = state->timing_offset; |
b7571f8d | 119 | |
1da177e4 LT |
120 | if (tim_offset < 0) { |
121 | tim_sgn = 1; | |
122 | tim_offset = -tim_offset; | |
123 | } else | |
124 | tim_sgn = 0; | |
125 | ||
b7571f8d PB |
126 | comp1 = tim_offset * timf_lsb; |
127 | comp2 = tim_offset * timf_msb; | |
1da177e4 LT |
128 | comp = ((comp1 >> 16) + comp2) >> 7; |
129 | ||
130 | if (tim_sgn == 0) | |
b7571f8d | 131 | comp = timf_msb * (1<<16) + timf_lsb + comp; |
1da177e4 | 132 | else |
b7571f8d PB |
133 | comp = timf_msb * (1<<16) + timf_lsb - comp; |
134 | ||
135 | timf_msb = (comp>>16)&0xFF ; | |
136 | timf_lsb = comp&0xFFFF; | |
137 | */ | |
138 | u32 timf = 1384402 * (BW_INDEX_TO_KHZ(bw) / 1000); | |
1da177e4 | 139 | |
b7571f8d PB |
140 | dib3000mc_write_word(state, 23, timf >> 16); |
141 | dib3000mc_write_word(state, 24, timf & 0xffff); | |
1da177e4 | 142 | |
1da177e4 LT |
143 | return 0; |
144 | } | |
145 | ||
b7571f8d | 146 | static int dib3000mc_setup_pwm3_state(struct dib3000mc_state *state) |
1da177e4 | 147 | { |
b7571f8d PB |
148 | if (state->cfg->pwm3_inversion) { |
149 | dib3000mc_write_word(state, 51, (2 << 14) | (0 << 10) | (7 << 6) | (2 << 2) | (2 << 0)); | |
150 | dib3000mc_write_word(state, 52, (0 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (1 << 2) | (2 << 0)); | |
1da177e4 | 151 | } else { |
b7571f8d PB |
152 | dib3000mc_write_word(state, 51, (2 << 14) | (4 << 10) | (7 << 6) | (2 << 2) | (2 << 0)); |
153 | dib3000mc_write_word(state, 52, (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0)); | |
1da177e4 | 154 | } |
b7571f8d PB |
155 | |
156 | if (state->cfg->use_pwm3) | |
157 | dib3000mc_write_word(state, 245, (1 << 3) | (1 << 0)); | |
158 | else | |
159 | dib3000mc_write_word(state, 245, 0); | |
160 | ||
161 | dib3000mc_write_word(state, 1040, 0x3); | |
1da177e4 LT |
162 | return 0; |
163 | } | |
164 | ||
b7571f8d | 165 | static int dib3000mc_set_output_mode(struct dib3000mc_state *state, int mode) |
1da177e4 | 166 | { |
b7571f8d PB |
167 | int ret = 0; |
168 | u16 fifo_threshold = 1792; | |
169 | u16 outreg = 0; | |
170 | u16 outmode = 0; | |
171 | u16 elecout = 1; | |
172 | u16 smo_reg = (0 << 6) | (0 << 5) | (0 << 4) | (0 << 3) | (1 << 1) | 0 ; //smo_mode = 1 | |
173 | ||
174 | dprintk("-I- Setting output mode for demod %p to %d\n", | |
175 | &state->demod, mode); | |
176 | ||
177 | switch (mode) { | |
178 | case OUTMODE_HIGH_Z: // disable | |
179 | elecout = 0; | |
180 | break; | |
181 | case OUTMODE_MPEG2_PAR_GATED_CLK: // STBs with parallel gated clock | |
182 | outmode = 0; | |
183 | break; | |
184 | case OUTMODE_MPEG2_PAR_CONT_CLK: // STBs with parallel continues clock | |
185 | outmode = 1; | |
186 | break; | |
187 | case OUTMODE_MPEG2_SERIAL: // STBs with serial input | |
188 | outmode = 2; | |
189 | break; | |
190 | case OUTMODE_MPEG2_FIFO: // e.g. USB feeding | |
191 | elecout = 3; | |
192 | /*ADDR @ 206 : | |
193 | P_smo_error_discard [1;6:6] = 0 | |
194 | P_smo_rs_discard [1;5:5] = 0 | |
195 | P_smo_pid_parse [1;4:4] = 0 | |
196 | P_smo_fifo_flush [1;3:3] = 0 | |
197 | P_smo_mode [2;2:1] = 11 | |
198 | P_smo_ovf_prot [1;0:0] = 0 | |
199 | */ | |
200 | smo_reg = (0 << 6) | (0 << 5) | (0 << 4) | (0 << 3) |(3 << 1) | 0; | |
201 | fifo_threshold = 512; | |
202 | outmode = 5; | |
203 | break; | |
204 | case OUTMODE_DIVERSITY: | |
205 | outmode = 4; | |
206 | elecout = 1; | |
1da177e4 LT |
207 | break; |
208 | default: | |
b7571f8d PB |
209 | dprintk("Unhandled output_mode passed to be set for demod %p\n",&state->demod); |
210 | outmode = 0; | |
1da177e4 LT |
211 | break; |
212 | } | |
b7571f8d PB |
213 | |
214 | if ((state->cfg->output_mpeg2_in_188_bytes)) | |
215 | smo_reg |= (1 << 5) ; //P_smo_rs_discard [1;5:5] = 1 | |
216 | ||
217 | outreg = dib3000mc_read_word(state, 244) & 0x07FF; | |
218 | outreg |= (outmode << 11); | |
219 | ret |= dib3000mc_write_word(state, 244, outreg); | |
220 | ret |= dib3000mc_write_word(state, 206, smo_reg); /*smo_ mode*/ | |
221 | ret |= dib3000mc_write_word(state, 207, fifo_threshold); /* synchronous fread */ | |
222 | ret |= dib3000mc_write_word(state, 1040, elecout); /* P_out_cfg */ | |
223 | return ret; | |
1da177e4 LT |
224 | } |
225 | ||
b7571f8d | 226 | static int dib3000mc_set_bandwidth(struct dvb_frontend *demod, u8 bw) |
1da177e4 | 227 | { |
b7571f8d PB |
228 | struct dib3000mc_state *state = demod->demodulator_priv; |
229 | u16 bw_cfg[6] = { 0 }; | |
230 | u16 imp_bw_cfg[3] = { 0 }; | |
231 | u16 reg; | |
1da177e4 | 232 | |
b7571f8d PB |
233 | /* settings here are for 27.7MHz */ |
234 | switch (bw) { | |
235 | case BANDWIDTH_8_MHZ: | |
236 | bw_cfg[0] = 0x0019; bw_cfg[1] = 0x5c30; bw_cfg[2] = 0x0054; bw_cfg[3] = 0x88a0; bw_cfg[4] = 0x01a6; bw_cfg[5] = 0xab20; | |
237 | imp_bw_cfg[0] = 0x04db; imp_bw_cfg[1] = 0x00db; imp_bw_cfg[2] = 0x00b7; | |
238 | break; | |
1da177e4 | 239 | |
b7571f8d PB |
240 | case BANDWIDTH_7_MHZ: |
241 | bw_cfg[0] = 0x001c; bw_cfg[1] = 0xfba5; bw_cfg[2] = 0x0060; bw_cfg[3] = 0x9c25; bw_cfg[4] = 0x01e3; bw_cfg[5] = 0x0cb7; | |
242 | imp_bw_cfg[0] = 0x04c0; imp_bw_cfg[1] = 0x00c0; imp_bw_cfg[2] = 0x00a0; | |
243 | break; | |
1da177e4 | 244 | |
b7571f8d PB |
245 | case BANDWIDTH_6_MHZ: |
246 | bw_cfg[0] = 0x0021; bw_cfg[1] = 0xd040; bw_cfg[2] = 0x0070; bw_cfg[3] = 0xb62b; bw_cfg[4] = 0x0233; bw_cfg[5] = 0x8ed5; | |
247 | imp_bw_cfg[0] = 0x04a5; imp_bw_cfg[1] = 0x00a5; imp_bw_cfg[2] = 0x0089; | |
1da177e4 | 248 | break; |
b7571f8d PB |
249 | |
250 | case 255 /* BANDWIDTH_5_MHZ */: | |
251 | bw_cfg[0] = 0x0028; bw_cfg[1] = 0x9380; bw_cfg[2] = 0x0087; bw_cfg[3] = 0x4100; bw_cfg[4] = 0x02a4; bw_cfg[5] = 0x4500; | |
252 | imp_bw_cfg[0] = 0x0489; imp_bw_cfg[1] = 0x0089; imp_bw_cfg[2] = 0x0072; | |
1da177e4 | 253 | break; |
b7571f8d PB |
254 | |
255 | default: return -EINVAL; | |
1da177e4 LT |
256 | } |
257 | ||
b7571f8d PB |
258 | for (reg = 6; reg < 12; reg++) |
259 | dib3000mc_write_word(state, reg, bw_cfg[reg - 6]); | |
260 | dib3000mc_write_word(state, 12, 0x0000); | |
261 | dib3000mc_write_word(state, 13, 0x03e8); | |
262 | dib3000mc_write_word(state, 14, 0x0000); | |
263 | dib3000mc_write_word(state, 15, 0x03f2); | |
264 | dib3000mc_write_word(state, 16, 0x0001); | |
265 | dib3000mc_write_word(state, 17, 0xb0d0); | |
266 | // P_sec_len | |
267 | dib3000mc_write_word(state, 18, 0x0393); | |
268 | dib3000mc_write_word(state, 19, 0x8700); | |
1da177e4 | 269 | |
b7571f8d PB |
270 | for (reg = 55; reg < 58; reg++) |
271 | dib3000mc_write_word(state, reg, imp_bw_cfg[reg - 55]); | |
1da177e4 | 272 | |
b7571f8d PB |
273 | // Timing configuration |
274 | dib3000mc_set_timing(state, 0, bw, 0); | |
1da177e4 | 275 | |
b7571f8d PB |
276 | return 0; |
277 | } | |
1da177e4 | 278 | |
b7571f8d | 279 | static u16 impulse_noise_val[29] = |
1da177e4 | 280 | |
b7571f8d PB |
281 | { |
282 | 0x38, 0x6d9, 0x3f28, 0x7a7, 0x3a74, 0x196, 0x32a, 0x48c, 0x3ffe, 0x7f3, | |
283 | 0x2d94, 0x76, 0x53d, 0x3ff8, 0x7e3, 0x3320, 0x76, 0x5b3, 0x3feb, 0x7d2, | |
284 | 0x365e, 0x76, 0x48c, 0x3ffe, 0x5b3, 0x3feb, 0x76, 0x0000, 0xd | |
285 | }; | |
1da177e4 | 286 | |
b7571f8d PB |
287 | static void dib3000mc_set_impulse_noise(struct dib3000mc_state *state, u8 mode, s16 nfft) |
288 | { | |
289 | u16 i; | |
290 | for (i = 58; i < 87; i++) | |
291 | dib3000mc_write_word(state, i, impulse_noise_val[i-58]); | |
292 | ||
293 | if (nfft == 1) { | |
294 | dib3000mc_write_word(state, 58, 0x3b); | |
295 | dib3000mc_write_word(state, 84, 0x00); | |
296 | dib3000mc_write_word(state, 85, 0x8200); | |
1da177e4 LT |
297 | } |
298 | ||
b7571f8d PB |
299 | dib3000mc_write_word(state, 34, 0x1294); |
300 | dib3000mc_write_word(state, 35, 0x1ff8); | |
301 | if (mode == 1) | |
302 | dib3000mc_write_word(state, 55, dib3000mc_read_word(state, 55) | (1 << 10)); | |
303 | } | |
304 | ||
305 | static int dib3000mc_init(struct dvb_frontend *demod) | |
306 | { | |
307 | struct dib3000mc_state *state = demod->demodulator_priv; | |
308 | struct dibx000_agc_config *agc = state->cfg->agc; | |
309 | ||
310 | // Restart Configuration | |
311 | dib3000mc_write_word(state, 1027, 0x8000); | |
312 | dib3000mc_write_word(state, 1027, 0x0000); | |
313 | ||
314 | // power up the demod + mobility configuration | |
315 | dib3000mc_write_word(state, 140, 0x0000); | |
316 | dib3000mc_write_word(state, 1031, 0); | |
317 | ||
318 | if (state->cfg->mobile_mode) { | |
319 | dib3000mc_write_word(state, 139, 0x0000); | |
320 | dib3000mc_write_word(state, 141, 0x0000); | |
321 | dib3000mc_write_word(state, 175, 0x0002); | |
322 | dib3000mc_write_word(state, 1032, 0x0000); | |
1da177e4 | 323 | } else { |
b7571f8d PB |
324 | dib3000mc_write_word(state, 139, 0x0001); |
325 | dib3000mc_write_word(state, 141, 0x0000); | |
326 | dib3000mc_write_word(state, 175, 0x0000); | |
327 | dib3000mc_write_word(state, 1032, 0x012C); | |
1da177e4 | 328 | } |
b7571f8d | 329 | dib3000mc_write_word(state, 1033, 0); |
1da177e4 | 330 | |
b7571f8d PB |
331 | // P_clk_cfg |
332 | dib3000mc_write_word(state, 1037, 12592); | |
1da177e4 | 333 | |
b7571f8d | 334 | // other configurations |
1da177e4 | 335 | |
b7571f8d PB |
336 | // P_ctrl_sfreq |
337 | dib3000mc_write_word(state, 33, (5 << 0)); | |
338 | dib3000mc_write_word(state, 88, (1 << 10) | (0x10 << 0)); | |
1da177e4 | 339 | |
b7571f8d PB |
340 | // Phase noise control |
341 | // P_fft_phacor_inh, P_fft_phacor_cpe, P_fft_powrange | |
342 | dib3000mc_write_word(state, 99, (1 << 9) | (0x20 << 0)); | |
1da177e4 | 343 | |
b7571f8d PB |
344 | if (state->cfg->phase_noise_mode == 0) |
345 | dib3000mc_write_word(state, 111, 0x00); | |
346 | else | |
347 | dib3000mc_write_word(state, 111, 0x02); | |
348 | ||
349 | // P_agc_global | |
350 | dib3000mc_write_word(state, 50, 0x8000); | |
351 | ||
352 | // agc setup misc | |
353 | dib3000mc_setup_pwm3_state(state); | |
354 | ||
355 | // P_agc_counter_lock | |
356 | dib3000mc_write_word(state, 53, 0x87); | |
357 | // P_agc_counter_unlock | |
358 | dib3000mc_write_word(state, 54, 0x87); | |
359 | ||
360 | /* agc */ | |
361 | dib3000mc_write_word(state, 36, state->cfg->max_time); | |
362 | dib3000mc_write_word(state, 37, agc->setup); | |
363 | dib3000mc_write_word(state, 38, state->cfg->pwm3_value); | |
364 | dib3000mc_write_word(state, 39, state->cfg->ln_adc_level); | |
365 | ||
366 | // set_agc_loop_Bw | |
367 | dib3000mc_write_word(state, 40, 0x0179); | |
368 | dib3000mc_write_word(state, 41, 0x03f0); | |
369 | ||
370 | dib3000mc_write_word(state, 42, agc->agc1_max); | |
371 | dib3000mc_write_word(state, 43, agc->agc1_min); | |
372 | dib3000mc_write_word(state, 44, agc->agc2_max); | |
373 | dib3000mc_write_word(state, 45, agc->agc2_min); | |
374 | dib3000mc_write_word(state, 46, (agc->agc1_pt1 << 8) | agc->agc1_pt2); | |
375 | dib3000mc_write_word(state, 47, (agc->agc1_slope1 << 8) | agc->agc1_slope2); | |
376 | dib3000mc_write_word(state, 48, (agc->agc2_pt1 << 8) | agc->agc2_pt2); | |
377 | dib3000mc_write_word(state, 49, (agc->agc2_slope1 << 8) | agc->agc2_slope2); | |
378 | ||
379 | // Begin: TimeOut registers | |
380 | // P_pha3_thres | |
381 | dib3000mc_write_word(state, 110, 3277); | |
382 | // P_timf_alpha = 6, P_corm_alpha = 6, P_corm_thres = 0x80 | |
383 | dib3000mc_write_word(state, 26, 0x6680); | |
384 | // lock_mask0 | |
385 | dib3000mc_write_word(state, 1, 4); | |
386 | // lock_mask1 | |
387 | dib3000mc_write_word(state, 2, 4); | |
388 | // lock_mask2 | |
389 | dib3000mc_write_word(state, 3, 0x1000); | |
390 | // P_search_maxtrial=1 | |
391 | dib3000mc_write_word(state, 5, 1); | |
392 | ||
393 | dib3000mc_set_bandwidth(&state->demod, BANDWIDTH_8_MHZ); | |
394 | ||
395 | // div_lock_mask | |
396 | dib3000mc_write_word(state, 4, 0x814); | |
397 | ||
398 | dib3000mc_write_word(state, 21, (1 << 9) | 0x164); | |
399 | dib3000mc_write_word(state, 22, 0x463d); | |
400 | ||
401 | // Spurious rm cfg | |
402 | // P_cspu_regul, P_cspu_win_cut | |
403 | dib3000mc_write_word(state, 120, 0x200f); | |
404 | // P_adp_selec_monit | |
405 | dib3000mc_write_word(state, 134, 0); | |
406 | ||
407 | // Fec cfg | |
408 | dib3000mc_write_word(state, 195, 0x10); | |
409 | ||
410 | // diversity register: P_dvsy_sync_wait.. | |
411 | dib3000mc_write_word(state, 180, 0x2FF0); | |
412 | ||
413 | // Impulse noise configuration | |
414 | dib3000mc_set_impulse_noise(state, 0, 1); | |
415 | ||
416 | // output mode set-up | |
417 | dib3000mc_set_output_mode(state, OUTMODE_HIGH_Z); | |
418 | ||
419 | /* close the i2c-gate */ | |
420 | dib3000mc_write_word(state, 769, (1 << 7) ); | |
1da177e4 | 421 | |
b7571f8d PB |
422 | return 0; |
423 | } | |
1da177e4 | 424 | |
b7571f8d PB |
425 | static int dib3000mc_sleep(struct dvb_frontend *demod) |
426 | { | |
427 | struct dib3000mc_state *state = demod->demodulator_priv; | |
1da177e4 | 428 | |
b7571f8d PB |
429 | dib3000mc_write_word(state, 1037, dib3000mc_read_word(state, 1037) | 0x0003); |
430 | dib3000mc_write_word(state, 1031, 0xFFFF); | |
431 | dib3000mc_write_word(state, 1032, 0xFFFF); | |
432 | dib3000mc_write_word(state, 1033, 0xFFF4); // **** Bin2 | |
1da177e4 | 433 | |
b7571f8d PB |
434 | return 0; |
435 | } | |
1da177e4 | 436 | |
b7571f8d PB |
437 | static void dib3000mc_set_adp_cfg(struct dib3000mc_state *state, s16 qam) |
438 | { | |
439 | u16 cfg[4] = { 0 },reg; | |
440 | switch (qam) { | |
441 | case 0: | |
442 | cfg[0] = 0x099a; cfg[1] = 0x7fae; cfg[2] = 0x0333; cfg[3] = 0x7ff0; | |
443 | break; | |
444 | case 1: | |
445 | cfg[0] = 0x023d; cfg[1] = 0x7fdf; cfg[2] = 0x00a4; cfg[3] = 0x7ff0; | |
446 | break; | |
447 | case 2: | |
448 | cfg[0] = 0x0148; cfg[1] = 0x7ff0; cfg[2] = 0x00a4; cfg[3] = 0x7ff8; | |
449 | break; | |
1da177e4 | 450 | } |
b7571f8d PB |
451 | for (reg = 129; reg < 133; reg++) |
452 | dib3000mc_write_word(state, reg, cfg[reg - 129]); | |
1da177e4 LT |
453 | } |
454 | ||
b7571f8d | 455 | static void dib3000mc_set_channel_cfg(struct dib3000mc_state *state, struct dibx000_ofdm_channel *chan, u16 seq) |
1da177e4 | 456 | { |
b7571f8d | 457 | u16 tmp; |
1da177e4 | 458 | |
b7571f8d | 459 | dib3000mc_set_timing(state, chan->nfft, chan->Bw, 0); |
1da177e4 | 460 | |
b7571f8d PB |
461 | // if (boost) |
462 | // dib3000mc_write_word(state, 100, (11 << 6) + 6); | |
463 | // else | |
464 | dib3000mc_write_word(state, 100, (16 << 6) + 9); | |
1da177e4 | 465 | |
b7571f8d PB |
466 | dib3000mc_write_word(state, 1027, 0x0800); |
467 | dib3000mc_write_word(state, 1027, 0x0000); | |
1da177e4 | 468 | |
b7571f8d PB |
469 | //Default cfg isi offset adp |
470 | dib3000mc_write_word(state, 26, 0x6680); | |
471 | dib3000mc_write_word(state, 29, 0x1273); | |
472 | dib3000mc_write_word(state, 33, 5); | |
473 | dib3000mc_set_adp_cfg(state, 1); | |
474 | dib3000mc_write_word(state, 133, 15564); | |
1da177e4 | 475 | |
b7571f8d PB |
476 | dib3000mc_write_word(state, 12 , 0x0); |
477 | dib3000mc_write_word(state, 13 , 0x3e8); | |
478 | dib3000mc_write_word(state, 14 , 0x0); | |
479 | dib3000mc_write_word(state, 15 , 0x3f2); | |
1da177e4 | 480 | |
b7571f8d PB |
481 | dib3000mc_write_word(state, 93,0); |
482 | dib3000mc_write_word(state, 94,0); | |
483 | dib3000mc_write_word(state, 95,0); | |
484 | dib3000mc_write_word(state, 96,0); | |
485 | dib3000mc_write_word(state, 97,0); | |
486 | dib3000mc_write_word(state, 98,0); | |
1da177e4 | 487 | |
b7571f8d | 488 | dib3000mc_set_impulse_noise(state, 0, chan->nfft); |
e4d6c1f7 | 489 | |
b7571f8d PB |
490 | tmp = ((chan->nfft & 0x1) << 7) | (chan->guard << 5) | (chan->nqam << 3) | chan->vit_alpha; |
491 | dib3000mc_write_word(state, 0, tmp); | |
e4d6c1f7 | 492 | |
b7571f8d | 493 | dib3000mc_write_word(state, 5, seq); |
1da177e4 | 494 | |
b7571f8d PB |
495 | tmp = (chan->vit_hrch << 4) | (chan->vit_select_hp); |
496 | if (!chan->vit_hrch || (chan->vit_hrch && chan->vit_select_hp)) | |
497 | tmp |= chan->vit_code_rate_hp << 1; | |
498 | else | |
499 | tmp |= chan->vit_code_rate_lp << 1; | |
500 | dib3000mc_write_word(state, 181, tmp); | |
1da177e4 | 501 | |
b7571f8d PB |
502 | // diversity synchro delay |
503 | tmp = dib3000mc_read_word(state, 180) & 0x000f; | |
504 | tmp |= ((chan->nfft == 0) ? 64 : 256) * ((1 << (chan->guard)) * 3 / 2) << 4; // add 50% SFN margin | |
505 | dib3000mc_write_word(state, 180, tmp); | |
1da177e4 | 506 | |
b7571f8d PB |
507 | // restart demod |
508 | tmp = dib3000mc_read_word(state, 0); | |
509 | dib3000mc_write_word(state, 0, tmp | (1 << 9)); | |
510 | dib3000mc_write_word(state, 0, tmp); | |
1da177e4 | 511 | |
b7571f8d | 512 | msleep(30); |
1da177e4 | 513 | |
b7571f8d PB |
514 | dib3000mc_set_impulse_noise(state, state->cfg->impulse_noise_mode, chan->nfft); |
515 | } | |
1da177e4 | 516 | |
b7571f8d PB |
517 | static int dib3000mc_autosearch_start(struct dvb_frontend *demod, struct dibx000_ofdm_channel *chan) |
518 | { | |
519 | struct dib3000mc_state *state = demod->demodulator_priv; | |
520 | u16 reg; | |
521 | // u32 val; | |
522 | struct dibx000_ofdm_channel fchan; | |
1da177e4 | 523 | |
b7571f8d PB |
524 | INIT_OFDM_CHANNEL(&fchan); |
525 | fchan = *chan; | |
1da177e4 | 526 | |
1da177e4 | 527 | |
b7571f8d PB |
528 | /* a channel for autosearch */ |
529 | reg = 0; | |
530 | if (chan->nfft == -1 && chan->guard == -1) reg = 7; | |
531 | if (chan->nfft == -1 && chan->guard != -1) reg = 2; | |
532 | if (chan->nfft != -1 && chan->guard == -1) reg = 3; | |
1da177e4 | 533 | |
b7571f8d PB |
534 | fchan.nfft = 1; fchan.guard = 0; fchan.nqam = 2; |
535 | fchan.vit_alpha = 1; fchan.vit_code_rate_hp = 2; fchan.vit_code_rate_lp = 2; | |
536 | fchan.vit_hrch = 0; fchan.vit_select_hp = 1; | |
1da177e4 | 537 | |
b7571f8d | 538 | dib3000mc_set_channel_cfg(state, &fchan, reg); |
1da177e4 | 539 | |
b7571f8d PB |
540 | reg = dib3000mc_read_word(state, 0); |
541 | dib3000mc_write_word(state, 0, reg | (1 << 8)); | |
542 | dib3000mc_write_word(state, 0, reg); | |
1da177e4 | 543 | |
b7571f8d PB |
544 | return 0; |
545 | } | |
1da177e4 | 546 | |
b7571f8d PB |
547 | static int dib3000mc_autosearch_is_irq(struct dvb_frontend *demod) |
548 | { | |
549 | struct dib3000mc_state *state = demod->demodulator_priv; | |
550 | u16 irq_pending = dib3000mc_read_word(state, 511); | |
1da177e4 | 551 | |
b7571f8d PB |
552 | if (irq_pending & 0x1) // failed |
553 | return 1; | |
1da177e4 | 554 | |
b7571f8d PB |
555 | if (irq_pending & 0x2) // succeeded |
556 | return 2; | |
a16bf5d5 | 557 | |
b7571f8d | 558 | return 0; // still pending |
1da177e4 | 559 | } |
b7571f8d PB |
560 | |
561 | static int dib3000mc_tune(struct dvb_frontend *demod, struct dibx000_ofdm_channel *ch) | |
1da177e4 | 562 | { |
b7571f8d | 563 | struct dib3000mc_state *state = demod->demodulator_priv; |
1da177e4 | 564 | |
b7571f8d PB |
565 | // ** configure demod ** |
566 | dib3000mc_set_channel_cfg(state, ch, 0); | |
567 | ||
568 | // activates isi | |
569 | dib3000mc_write_word(state, 29, 0x1073); | |
1da177e4 | 570 | |
b7571f8d PB |
571 | dib3000mc_set_adp_cfg(state, (u8)ch->nqam); |
572 | ||
573 | if (ch->nfft == 1) { | |
574 | dib3000mc_write_word(state, 26, 38528); | |
575 | dib3000mc_write_word(state, 33, 8); | |
576 | } else { | |
577 | dib3000mc_write_word(state, 26, 30336); | |
578 | dib3000mc_write_word(state, 33, 6); | |
579 | } | |
580 | ||
581 | // if (lock) | |
582 | // dib3000mc_set_timing(state, ch->nfft, ch->Bw, 1); | |
1da177e4 LT |
583 | |
584 | return 0; | |
585 | } | |
586 | ||
b7571f8d | 587 | static int dib3000mc_demod_output_mode(struct dvb_frontend *demod, int mode) |
1da177e4 | 588 | { |
b7571f8d PB |
589 | struct dib3000mc_state *state = demod->demodulator_priv; |
590 | return dib3000mc_set_output_mode(state, mode); | |
1da177e4 LT |
591 | } |
592 | ||
b7571f8d | 593 | static int dib3000mc_i2c_enumeration(struct dvb_frontend *demod[], int no_of_demods, u8 default_addr) |
1da177e4 | 594 | { |
b7571f8d PB |
595 | struct dib3000mc_state *st; |
596 | int k,ret=0; | |
597 | u8 new_addr; | |
598 | ||
599 | static u8 DIB3000MC_I2C_ADDRESS[] = {20,22,24,26}; | |
600 | ||
601 | for (k = no_of_demods-1; k >= 0; k--) { | |
602 | st = demod[k]->demodulator_priv; | |
603 | ||
604 | /* designated i2c address */ | |
605 | new_addr = DIB3000MC_I2C_ADDRESS[k]; | |
606 | ||
607 | st->i2c_addr = new_addr; | |
608 | if (dib3000mc_identify(st) != 0) { | |
609 | st->i2c_addr = default_addr; | |
610 | if (dib3000mc_identify(st) != 0) { | |
611 | dprintk("-E- DiB3000P/MC #%d: not identified\n", k); | |
612 | return -EINVAL; | |
613 | } | |
614 | } | |
615 | ||
616 | /* turn on div_out */ | |
617 | dib3000mc_demod_output_mode(demod[k], OUTMODE_MPEG2_PAR_CONT_CLK); | |
618 | ||
619 | // set new i2c address and force divstr (Bit 1) to value 0 (Bit 0) | |
620 | ret |= dib3000mc_write_word(st, 1024, (new_addr << 3) | 0x1); | |
621 | st->i2c_addr = new_addr; | |
622 | } | |
1da177e4 | 623 | |
b7571f8d PB |
624 | for (k = 0; k < no_of_demods; k++) { |
625 | st = demod[k]->demodulator_priv; | |
626 | ||
627 | ret |= dib3000mc_write_word(st, 1024, st->i2c_addr << 3); | |
628 | ||
629 | /* turn off data output */ | |
630 | dib3000mc_demod_output_mode(demod[k],OUTMODE_HIGH_Z); | |
631 | dib3000mc_write_word(st, 769, (1 << 7) ); | |
632 | ||
633 | } | |
1da177e4 LT |
634 | return 0; |
635 | } | |
636 | ||
b7571f8d | 637 | struct i2c_adapter * dib3000mc_get_tuner_i2c_master(struct dvb_frontend *demod, int gating) |
1da177e4 | 638 | { |
b7571f8d PB |
639 | struct dib3000mc_state *st = demod->demodulator_priv; |
640 | return dibx000_get_i2c_adapter(&st->i2c_master, DIBX000_I2C_INTERFACE_TUNER, gating); | |
1da177e4 LT |
641 | } |
642 | ||
b7571f8d PB |
643 | EXPORT_SYMBOL(dib3000mc_get_tuner_i2c_master); |
644 | ||
645 | static int dib3000mc_get_frontend(struct dvb_frontend* fe, | |
646 | struct dvb_frontend_parameters *fep) | |
1da177e4 | 647 | { |
b7571f8d PB |
648 | struct dib3000mc_state *state = fe->demodulator_priv; |
649 | u16 tps = dib3000mc_read_word(state,458); | |
1da177e4 | 650 | |
b7571f8d PB |
651 | fep->inversion = INVERSION_AUTO; |
652 | ||
653 | fep->u.ofdm.bandwidth = state->current_bandwidth; | |
654 | ||
655 | switch ((tps >> 8) & 0x1) { | |
656 | case 0: fep->u.ofdm.transmission_mode = TRANSMISSION_MODE_2K; break; | |
657 | case 1: fep->u.ofdm.transmission_mode = TRANSMISSION_MODE_8K; break; | |
658 | } | |
659 | ||
660 | switch (tps & 0x3) { | |
661 | case 0: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_32; break; | |
662 | case 1: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_16; break; | |
663 | case 2: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_8; break; | |
664 | case 3: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_4; break; | |
665 | } | |
666 | ||
667 | switch ((tps >> 13) & 0x3) { | |
668 | case 0: fep->u.ofdm.constellation = QPSK; break; | |
669 | case 1: fep->u.ofdm.constellation = QAM_16; break; | |
670 | case 2: | |
671 | default: fep->u.ofdm.constellation = QAM_64; break; | |
672 | } | |
673 | ||
674 | /* as long as the frontend_param structure is fixed for hierarchical transmission I refuse to use it */ | |
675 | /* (tps >> 12) & 0x1 == hrch is used, (tps >> 9) & 0x7 == alpha */ | |
676 | ||
677 | fep->u.ofdm.hierarchy_information = HIERARCHY_NONE; | |
678 | switch ((tps >> 5) & 0x7) { | |
679 | case 1: fep->u.ofdm.code_rate_HP = FEC_1_2; break; | |
680 | case 2: fep->u.ofdm.code_rate_HP = FEC_2_3; break; | |
681 | case 3: fep->u.ofdm.code_rate_HP = FEC_3_4; break; | |
682 | case 5: fep->u.ofdm.code_rate_HP = FEC_5_6; break; | |
683 | case 7: | |
684 | default: fep->u.ofdm.code_rate_HP = FEC_7_8; break; | |
685 | ||
686 | } | |
687 | ||
688 | switch ((tps >> 2) & 0x7) { | |
689 | case 1: fep->u.ofdm.code_rate_LP = FEC_1_2; break; | |
690 | case 2: fep->u.ofdm.code_rate_LP = FEC_2_3; break; | |
691 | case 3: fep->u.ofdm.code_rate_LP = FEC_3_4; break; | |
692 | case 5: fep->u.ofdm.code_rate_LP = FEC_5_6; break; | |
693 | case 7: | |
694 | default: fep->u.ofdm.code_rate_LP = FEC_7_8; break; | |
695 | } | |
1da177e4 | 696 | |
1da177e4 LT |
697 | return 0; |
698 | } | |
699 | ||
b7571f8d PB |
700 | static int dib3000mc_set_frontend(struct dvb_frontend* fe, |
701 | struct dvb_frontend_parameters *fep) | |
1da177e4 | 702 | { |
b7571f8d PB |
703 | struct dib3000mc_state *state = fe->demodulator_priv; |
704 | struct dibx000_ofdm_channel ch; | |
1da177e4 | 705 | |
b7571f8d PB |
706 | INIT_OFDM_CHANNEL(&ch); |
707 | FEP2DIB(fep,&ch); | |
708 | ||
b7571f8d PB |
709 | state->current_bandwidth = fep->u.ofdm.bandwidth; |
710 | dib3000mc_set_bandwidth(fe, fep->u.ofdm.bandwidth); | |
711 | ||
712 | if (fe->ops.tuner_ops.set_params) { | |
713 | fe->ops.tuner_ops.set_params(fe, fep); | |
714 | msleep(100); | |
715 | } | |
716 | ||
717 | if (fep->u.ofdm.transmission_mode == TRANSMISSION_MODE_AUTO || | |
718 | fep->u.ofdm.guard_interval == GUARD_INTERVAL_AUTO || | |
719 | fep->u.ofdm.constellation == QAM_AUTO || | |
720 | fep->u.ofdm.code_rate_HP == FEC_AUTO) { | |
721 | int i = 100, found; | |
722 | ||
723 | dib3000mc_autosearch_start(fe, &ch); | |
724 | do { | |
725 | msleep(1); | |
726 | found = dib3000mc_autosearch_is_irq(fe); | |
727 | } while (found == 0 && i--); | |
728 | ||
729 | dprintk("autosearch returns: %d\n",found); | |
730 | if (found == 0 || found == 1) | |
731 | return 0; // no channel found | |
732 | ||
733 | dib3000mc_get_frontend(fe, fep); | |
734 | FEP2DIB(fep,&ch); | |
735 | } | |
736 | ||
737 | /* make this a config parameter */ | |
738 | dib3000mc_set_output_mode(state, OUTMODE_MPEG2_FIFO); | |
739 | ||
740 | return dib3000mc_tune(fe, &ch); | |
1da177e4 LT |
741 | } |
742 | ||
b7571f8d | 743 | static int dib3000mc_read_status(struct dvb_frontend *fe, fe_status_t *stat) |
1da177e4 | 744 | { |
b7571f8d PB |
745 | struct dib3000mc_state *state = fe->demodulator_priv; |
746 | u16 lock = dib3000mc_read_word(state, 509); | |
747 | ||
748 | *stat = 0; | |
749 | ||
750 | if (lock & 0x8000) | |
751 | *stat |= FE_HAS_SIGNAL; | |
752 | if (lock & 0x3000) | |
753 | *stat |= FE_HAS_CARRIER; | |
754 | if (lock & 0x0100) | |
755 | *stat |= FE_HAS_VITERBI; | |
756 | if (lock & 0x0010) | |
757 | *stat |= FE_HAS_SYNC; | |
758 | if (lock & 0x0008) | |
759 | *stat |= FE_HAS_LOCK; | |
760 | ||
1da177e4 LT |
761 | return 0; |
762 | } | |
763 | ||
b7571f8d | 764 | static int dib3000mc_read_ber(struct dvb_frontend *fe, u32 *ber) |
1da177e4 | 765 | { |
b7571f8d PB |
766 | struct dib3000mc_state *state = fe->demodulator_priv; |
767 | *ber = (dib3000mc_read_word(state, 500) << 16) | dib3000mc_read_word(state, 501); | |
768 | return 0; | |
1da177e4 LT |
769 | } |
770 | ||
b7571f8d | 771 | static int dib3000mc_read_unc_blocks(struct dvb_frontend *fe, u32 *unc) |
1da177e4 | 772 | { |
b7571f8d PB |
773 | struct dib3000mc_state *state = fe->demodulator_priv; |
774 | *unc = dib3000mc_read_word(state, 508); | |
775 | return 0; | |
1da177e4 LT |
776 | } |
777 | ||
b7571f8d | 778 | static int dib3000mc_read_signal_strength(struct dvb_frontend *fe, u16 *strength) |
1da177e4 | 779 | { |
b7571f8d PB |
780 | struct dib3000mc_state *state = fe->demodulator_priv; |
781 | u16 val = dib3000mc_read_word(state, 392); | |
782 | *strength = 65535 - val; | |
783 | return 0; | |
1da177e4 LT |
784 | } |
785 | ||
b7571f8d | 786 | static int dib3000mc_read_snr(struct dvb_frontend* fe, u16 *snr) |
1da177e4 | 787 | { |
b7571f8d | 788 | *snr = 0x0000; |
1da177e4 LT |
789 | return 0; |
790 | } | |
791 | ||
b7571f8d | 792 | static int dib3000mc_fe_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings *tune) |
1da177e4 | 793 | { |
b7571f8d | 794 | tune->min_delay_ms = 1000; |
1da177e4 LT |
795 | return 0; |
796 | } | |
797 | ||
b7571f8d | 798 | static void dib3000mc_release(struct dvb_frontend *fe) |
1da177e4 | 799 | { |
b7571f8d PB |
800 | struct dib3000mc_state *state = fe->demodulator_priv; |
801 | dibx000_exit_i2c_master(&state->i2c_master); | |
802 | kfree(state); | |
1da177e4 LT |
803 | } |
804 | ||
b7571f8d | 805 | int dib3000mc_pid_control(struct dvb_frontend *fe, int index, int pid,int onoff) |
1da177e4 | 806 | { |
b7571f8d PB |
807 | struct dib3000mc_state *state = fe->demodulator_priv; |
808 | dib3000mc_write_word(state, 212 + index, onoff ? (1 << 13) | pid : 0); | |
1da177e4 LT |
809 | return 0; |
810 | } | |
b7571f8d | 811 | EXPORT_SYMBOL(dib3000mc_pid_control); |
1da177e4 | 812 | |
b7571f8d | 813 | int dib3000mc_pid_parse(struct dvb_frontend *fe, int onoff) |
1da177e4 | 814 | { |
b7571f8d PB |
815 | struct dib3000mc_state *state = fe->demodulator_priv; |
816 | u16 tmp = dib3000mc_read_word(state, 206) & ~(1 << 4); | |
817 | tmp |= (onoff << 4); | |
818 | return dib3000mc_write_word(state, 206, tmp); | |
1da177e4 | 819 | } |
b7571f8d | 820 | EXPORT_SYMBOL(dib3000mc_pid_parse); |
1da177e4 | 821 | |
b7571f8d | 822 | void dib3000mc_set_config(struct dvb_frontend *fe, struct dib3000mc_config *cfg) |
e4d6c1f7 | 823 | { |
b7571f8d PB |
824 | struct dib3000mc_state *state = fe->demodulator_priv; |
825 | state->cfg = cfg; | |
e4d6c1f7 | 826 | } |
b7571f8d | 827 | EXPORT_SYMBOL(dib3000mc_set_config); |
1da177e4 LT |
828 | |
829 | static struct dvb_frontend_ops dib3000mc_ops; | |
830 | ||
b7571f8d | 831 | int dib3000mc_attach(struct i2c_adapter *i2c_adap, int no_of_demods, u8 default_addr, u8 do_i2c_enum, struct dib3000mc_config cfg[], struct dvb_frontend *demod[]) |
1da177e4 | 832 | { |
b7571f8d PB |
833 | struct dib3000mc_state *st; |
834 | int k, num=0; | |
1da177e4 | 835 | |
b7571f8d PB |
836 | if (no_of_demods < 1) |
837 | return -EINVAL; | |
1da177e4 | 838 | |
b7571f8d PB |
839 | for (k = 0; k < no_of_demods; k++) { |
840 | st = kzalloc(sizeof(struct dib3000mc_state), GFP_KERNEL); | |
841 | if (st == NULL) | |
842 | goto error; | |
1da177e4 | 843 | |
b7571f8d | 844 | num++; |
1da177e4 | 845 | |
b7571f8d PB |
846 | st->cfg = &cfg[k]; |
847 | // st->gpio_val = cfg[k].gpio_val; | |
848 | // st->gpio_dir = cfg[k].gpio_dir; | |
849 | st->i2c_adap = i2c_adap; | |
1da177e4 | 850 | |
b7571f8d PB |
851 | demod[k] = &st->demod; |
852 | demod[k]->demodulator_priv = st; | |
853 | memcpy(&st->demod.ops, &dib3000mc_ops, sizeof(struct dvb_frontend_ops)); | |
1da177e4 | 854 | |
b7571f8d PB |
855 | // INIT_COMPONENT_REGISTER_ACCESS(&st->register_access, 12, 16, dib7000p_register_read, dib7000p_register_write, st); |
856 | // demod[k]->register_access = &st->register_access; | |
857 | } | |
1da177e4 | 858 | |
b7571f8d PB |
859 | if (do_i2c_enum) { |
860 | if (dib3000mc_i2c_enumeration(demod,no_of_demods,default_addr) != 0) | |
861 | goto error; | |
862 | } else { | |
863 | st = demod[0]->demodulator_priv; | |
864 | st->i2c_addr = default_addr; | |
865 | if (dib3000mc_identify(st) != 0) | |
866 | goto error; | |
867 | } | |
1da177e4 | 868 | |
b7571f8d PB |
869 | for (k = 0; k < num; k++) { |
870 | st = demod[k]->demodulator_priv; | |
871 | dibx000_init_i2c_master(&st->i2c_master, DIB3000MC, st->i2c_adap, st->i2c_addr); | |
872 | } | |
1da177e4 | 873 | |
b7571f8d | 874 | return 0; |
1da177e4 LT |
875 | |
876 | error: | |
4e66c97c | 877 | for (k = 0; k < num; k++) { |
b7571f8d | 878 | kfree(demod[k]->demodulator_priv); |
4e66c97c PB |
879 | demod[k] = NULL; |
880 | } | |
b7571f8d | 881 | return -EINVAL; |
1da177e4 | 882 | } |
b7571f8d | 883 | |
e4d6c1f7 | 884 | EXPORT_SYMBOL(dib3000mc_attach); |
1da177e4 LT |
885 | |
886 | static struct dvb_frontend_ops dib3000mc_ops = { | |
1da177e4 | 887 | .info = { |
b7571f8d PB |
888 | .name = "DiBcom 3000MC/P", |
889 | .type = FE_OFDM, | |
890 | .frequency_min = 44250000, | |
891 | .frequency_max = 867250000, | |
892 | .frequency_stepsize = 62500, | |
1da177e4 | 893 | .caps = FE_CAN_INVERSION_AUTO | |
b7571f8d PB |
894 | FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | |
895 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | | |
896 | FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO | | |
897 | FE_CAN_TRANSMISSION_MODE_AUTO | | |
898 | FE_CAN_GUARD_INTERVAL_AUTO | | |
899 | FE_CAN_RECOVER | | |
900 | FE_CAN_HIERARCHY_AUTO, | |
1da177e4 LT |
901 | }, |
902 | ||
b7571f8d | 903 | .release = dib3000mc_release, |
1da177e4 | 904 | |
b7571f8d PB |
905 | .init = dib3000mc_init, |
906 | .sleep = dib3000mc_sleep, | |
1da177e4 | 907 | |
b7571f8d PB |
908 | .set_frontend = dib3000mc_set_frontend, |
909 | .get_tune_settings = dib3000mc_fe_get_tune_settings, | |
910 | .get_frontend = dib3000mc_get_frontend, | |
1da177e4 | 911 | |
b7571f8d PB |
912 | .read_status = dib3000mc_read_status, |
913 | .read_ber = dib3000mc_read_ber, | |
1da177e4 | 914 | .read_signal_strength = dib3000mc_read_signal_strength, |
b7571f8d PB |
915 | .read_snr = dib3000mc_read_snr, |
916 | .read_ucblocks = dib3000mc_read_unc_blocks, | |
1da177e4 LT |
917 | }; |
918 | ||
b7571f8d PB |
919 | MODULE_AUTHOR("Patrick Boettcher <pboettcher@dibcom.fr>"); |
920 | MODULE_DESCRIPTION("Driver for the DiBcom 3000MC/P COFDM demodulator"); | |
1da177e4 | 921 | MODULE_LICENSE("GPL"); |