Commit | Line | Data |
---|---|---|
96bf2f2b | 1 | /* |
dbad108b PB |
2 | * Driver for |
3 | * Samsung S5H1420 and | |
4 | * PnpNetwork PN1010 QPSK Demodulator | |
5 | * | |
6 | * Copyright (C) 2005 Andrew de Quincey <adq_dvb@lidskialf.net> | |
7 | * Copyright (C) 2005-8 Patrick Boettcher <pb@linuxtv.org> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
23 | */ | |
96bf2f2b AQ |
24 | |
25 | #include <linux/kernel.h> | |
26 | #include <linux/module.h> | |
27 | #include <linux/init.h> | |
28 | #include <linux/string.h> | |
29 | #include <linux/slab.h> | |
30 | #include <linux/delay.h> | |
4e57b681 TS |
31 | #include <linux/jiffies.h> |
32 | #include <asm/div64.h> | |
96bf2f2b | 33 | |
dbad108b | 34 | #include <linux/i2c.h> |
96bf2f2b AQ |
35 | |
36 | ||
dbad108b PB |
37 | #include "dvb_frontend.h" |
38 | #include "s5h1420.h" | |
39 | #include "s5h1420_priv.h" | |
96bf2f2b AQ |
40 | |
41 | #define TONE_FREQ 22000 | |
42 | ||
43 | struct s5h1420_state { | |
44 | struct i2c_adapter* i2c; | |
96bf2f2b | 45 | const struct s5h1420_config* config; |
dbad108b | 46 | |
96bf2f2b | 47 | struct dvb_frontend frontend; |
dbad108b PB |
48 | struct i2c_adapter tuner_i2c_adapter; |
49 | ||
50 | u8 CON_1_val; | |
96bf2f2b AQ |
51 | |
52 | u8 postlocked:1; | |
53 | u32 fclk; | |
54 | u32 tunedfreq; | |
55 | fe_code_rate_t fec_inner; | |
56 | u32 symbol_rate; | |
dbad108b PB |
57 | |
58 | /* FIXME: ugly workaround for flexcop's incapable i2c-controller | |
59 | * it does not support repeated-start, workaround: write addr-1 | |
60 | * and then read | |
61 | */ | |
bda1cda5 | 62 | u8 shadow[256]; |
96bf2f2b AQ |
63 | }; |
64 | ||
65 | static u32 s5h1420_getsymbolrate(struct s5h1420_state* state); | |
a9d6a80b AQ |
66 | static int s5h1420_get_tune_settings(struct dvb_frontend* fe, |
67 | struct dvb_frontend_tune_settings* fesettings); | |
96bf2f2b AQ |
68 | |
69 | ||
ff699e6b | 70 | static int debug; |
dbad108b PB |
71 | module_param(debug, int, 0644); |
72 | MODULE_PARM_DESC(debug, "enable debugging"); | |
73 | ||
74 | #define dprintk(x...) do { \ | |
75 | if (debug) \ | |
76 | printk(KERN_DEBUG "S5H1420: " x); \ | |
77 | } while (0) | |
78 | ||
79 | static u8 s5h1420_readreg(struct s5h1420_state *state, u8 reg) | |
80 | { | |
81 | int ret; | |
82 | u8 b[2]; | |
83 | struct i2c_msg msg[] = { | |
84 | { .addr = state->config->demod_address, .flags = 0, .buf = b, .len = 2 }, | |
85 | { .addr = state->config->demod_address, .flags = 0, .buf = ®, .len = 1 }, | |
86 | { .addr = state->config->demod_address, .flags = I2C_M_RD, .buf = b, .len = 1 }, | |
87 | }; | |
88 | ||
89 | b[0] = (reg - 1) & 0xff; | |
90 | b[1] = state->shadow[(reg - 1) & 0xff]; | |
91 | ||
92 | if (state->config->repeated_start_workaround) { | |
93 | ret = i2c_transfer(state->i2c, msg, 3); | |
94 | if (ret != 3) | |
95 | return ret; | |
96 | } else { | |
c18c5ffe PB |
97 | ret = i2c_transfer(state->i2c, &msg[1], 1); |
98 | if (ret != 1) | |
99 | return ret; | |
100 | ret = i2c_transfer(state->i2c, &msg[2], 1); | |
101 | if (ret != 1) | |
dbad108b PB |
102 | return ret; |
103 | } | |
104 | ||
105 | /* dprintk("rd(%02x): %02x %02x\n", state->config->demod_address, reg, b[0]); */ | |
106 | ||
107 | return b[0]; | |
108 | } | |
96bf2f2b AQ |
109 | |
110 | static int s5h1420_writereg (struct s5h1420_state* state, u8 reg, u8 data) | |
111 | { | |
dbad108b | 112 | u8 buf[] = { reg, data }; |
96bf2f2b AQ |
113 | struct i2c_msg msg = { .addr = state->config->demod_address, .flags = 0, .buf = buf, .len = 2 }; |
114 | int err; | |
115 | ||
dbad108b PB |
116 | /* dprintk("wr(%02x): %02x %02x\n", state->config->demod_address, reg, data); */ |
117 | err = i2c_transfer(state->i2c, &msg, 1); | |
118 | if (err != 1) { | |
119 | dprintk("%s: writereg error (err == %i, reg == 0x%02x, data == 0x%02x)\n", __func__, err, reg, data); | |
96bf2f2b AQ |
120 | return -EREMOTEIO; |
121 | } | |
dbad108b | 122 | state->shadow[reg] = data; |
96bf2f2b AQ |
123 | |
124 | return 0; | |
125 | } | |
126 | ||
96bf2f2b AQ |
127 | static int s5h1420_set_voltage (struct dvb_frontend* fe, fe_sec_voltage_t voltage) |
128 | { | |
129 | struct s5h1420_state* state = fe->demodulator_priv; | |
130 | ||
dbad108b PB |
131 | dprintk("enter %s\n", __func__); |
132 | ||
96bf2f2b AQ |
133 | switch(voltage) { |
134 | case SEC_VOLTAGE_13: | |
a9d6a80b AQ |
135 | s5h1420_writereg(state, 0x3c, |
136 | (s5h1420_readreg(state, 0x3c) & 0xfe) | 0x02); | |
96bf2f2b AQ |
137 | break; |
138 | ||
139 | case SEC_VOLTAGE_18: | |
140 | s5h1420_writereg(state, 0x3c, s5h1420_readreg(state, 0x3c) | 0x03); | |
141 | break; | |
142 | ||
143 | case SEC_VOLTAGE_OFF: | |
144 | s5h1420_writereg(state, 0x3c, s5h1420_readreg(state, 0x3c) & 0xfd); | |
145 | break; | |
146 | } | |
147 | ||
dbad108b | 148 | dprintk("leave %s\n", __func__); |
96bf2f2b AQ |
149 | return 0; |
150 | } | |
151 | ||
152 | static int s5h1420_set_tone (struct dvb_frontend* fe, fe_sec_tone_mode_t tone) | |
153 | { | |
154 | struct s5h1420_state* state = fe->demodulator_priv; | |
155 | ||
dbad108b | 156 | dprintk("enter %s\n", __func__); |
96bf2f2b AQ |
157 | switch(tone) { |
158 | case SEC_TONE_ON: | |
a9d6a80b AQ |
159 | s5h1420_writereg(state, 0x3b, |
160 | (s5h1420_readreg(state, 0x3b) & 0x74) | 0x08); | |
96bf2f2b AQ |
161 | break; |
162 | ||
163 | case SEC_TONE_OFF: | |
a9d6a80b AQ |
164 | s5h1420_writereg(state, 0x3b, |
165 | (s5h1420_readreg(state, 0x3b) & 0x74) | 0x01); | |
96bf2f2b AQ |
166 | break; |
167 | } | |
dbad108b | 168 | dprintk("leave %s\n", __func__); |
96bf2f2b AQ |
169 | |
170 | return 0; | |
171 | } | |
172 | ||
a9d6a80b AQ |
173 | static int s5h1420_send_master_cmd (struct dvb_frontend* fe, |
174 | struct dvb_diseqc_master_cmd* cmd) | |
96bf2f2b AQ |
175 | { |
176 | struct s5h1420_state* state = fe->demodulator_priv; | |
177 | u8 val; | |
178 | int i; | |
179 | unsigned long timeout; | |
180 | int result = 0; | |
181 | ||
dbad108b | 182 | dprintk("enter %s\n", __func__); |
a9d6a80b AQ |
183 | if (cmd->msg_len > 8) |
184 | return -EINVAL; | |
185 | ||
96bf2f2b AQ |
186 | /* setup for DISEQC */ |
187 | val = s5h1420_readreg(state, 0x3b); | |
188 | s5h1420_writereg(state, 0x3b, 0x02); | |
189 | msleep(15); | |
190 | ||
191 | /* write the DISEQC command bytes */ | |
192 | for(i=0; i< cmd->msg_len; i++) { | |
a9d6a80b | 193 | s5h1420_writereg(state, 0x3d + i, cmd->msg[i]); |
96bf2f2b AQ |
194 | } |
195 | ||
196 | /* kick off transmission */ | |
a9d6a80b AQ |
197 | s5h1420_writereg(state, 0x3b, s5h1420_readreg(state, 0x3b) | |
198 | ((cmd->msg_len-1) << 4) | 0x08); | |
96bf2f2b AQ |
199 | |
200 | /* wait for transmission to complete */ | |
201 | timeout = jiffies + ((100*HZ) / 1000); | |
202 | while(time_before(jiffies, timeout)) { | |
a9d6a80b | 203 | if (!(s5h1420_readreg(state, 0x3b) & 0x08)) |
96bf2f2b AQ |
204 | break; |
205 | ||
206 | msleep(5); | |
207 | } | |
208 | if (time_after(jiffies, timeout)) | |
209 | result = -ETIMEDOUT; | |
210 | ||
211 | /* restore original settings */ | |
212 | s5h1420_writereg(state, 0x3b, val); | |
213 | msleep(15); | |
dbad108b | 214 | dprintk("leave %s\n", __func__); |
96bf2f2b AQ |
215 | return result; |
216 | } | |
217 | ||
a9d6a80b AQ |
218 | static int s5h1420_recv_slave_reply (struct dvb_frontend* fe, |
219 | struct dvb_diseqc_slave_reply* reply) | |
96bf2f2b AQ |
220 | { |
221 | struct s5h1420_state* state = fe->demodulator_priv; | |
222 | u8 val; | |
223 | int i; | |
224 | int length; | |
225 | unsigned long timeout; | |
226 | int result = 0; | |
227 | ||
25985edc | 228 | /* setup for DISEQC receive */ |
96bf2f2b AQ |
229 | val = s5h1420_readreg(state, 0x3b); |
230 | s5h1420_writereg(state, 0x3b, 0x82); /* FIXME: guess - do we need to set DIS_RDY(0x08) in receive mode? */ | |
231 | msleep(15); | |
232 | ||
233 | /* wait for reception to complete */ | |
234 | timeout = jiffies + ((reply->timeout*HZ) / 1000); | |
235 | while(time_before(jiffies, timeout)) { | |
236 | if (!(s5h1420_readreg(state, 0x3b) & 0x80)) /* FIXME: do we test DIS_RDY(0x08) or RCV_EN(0x80)? */ | |
237 | break; | |
238 | ||
239 | msleep(5); | |
240 | } | |
241 | if (time_after(jiffies, timeout)) { | |
242 | result = -ETIMEDOUT; | |
243 | goto exit; | |
244 | } | |
245 | ||
246 | /* check error flag - FIXME: not sure what this does - docs do not describe | |
247 | * beyond "error flag for diseqc receive data :( */ | |
248 | if (s5h1420_readreg(state, 0x49)) { | |
249 | result = -EIO; | |
250 | goto exit; | |
251 | } | |
252 | ||
253 | /* check length */ | |
254 | length = (s5h1420_readreg(state, 0x3b) & 0x70) >> 4; | |
255 | if (length > sizeof(reply->msg)) { | |
256 | result = -EOVERFLOW; | |
257 | goto exit; | |
258 | } | |
259 | reply->msg_len = length; | |
260 | ||
261 | /* extract data */ | |
262 | for(i=0; i< length; i++) { | |
a9d6a80b | 263 | reply->msg[i] = s5h1420_readreg(state, 0x3d + i); |
96bf2f2b AQ |
264 | } |
265 | ||
266 | exit: | |
267 | /* restore original settings */ | |
268 | s5h1420_writereg(state, 0x3b, val); | |
269 | msleep(15); | |
270 | return result; | |
271 | } | |
272 | ||
273 | static int s5h1420_send_burst (struct dvb_frontend* fe, fe_sec_mini_cmd_t minicmd) | |
274 | { | |
275 | struct s5h1420_state* state = fe->demodulator_priv; | |
276 | u8 val; | |
277 | int result = 0; | |
278 | unsigned long timeout; | |
279 | ||
280 | /* setup for tone burst */ | |
281 | val = s5h1420_readreg(state, 0x3b); | |
282 | s5h1420_writereg(state, 0x3b, (s5h1420_readreg(state, 0x3b) & 0x70) | 0x01); | |
283 | ||
284 | /* set value for B position if requested */ | |
285 | if (minicmd == SEC_MINI_B) { | |
286 | s5h1420_writereg(state, 0x3b, s5h1420_readreg(state, 0x3b) | 0x04); | |
287 | } | |
288 | msleep(15); | |
289 | ||
290 | /* start transmission */ | |
291 | s5h1420_writereg(state, 0x3b, s5h1420_readreg(state, 0x3b) | 0x08); | |
292 | ||
293 | /* wait for transmission to complete */ | |
a9d6a80b | 294 | timeout = jiffies + ((100*HZ) / 1000); |
96bf2f2b AQ |
295 | while(time_before(jiffies, timeout)) { |
296 | if (!(s5h1420_readreg(state, 0x3b) & 0x08)) | |
297 | break; | |
298 | ||
299 | msleep(5); | |
300 | } | |
301 | if (time_after(jiffies, timeout)) | |
302 | result = -ETIMEDOUT; | |
303 | ||
304 | /* restore original settings */ | |
305 | s5h1420_writereg(state, 0x3b, val); | |
306 | msleep(15); | |
307 | return result; | |
308 | } | |
309 | ||
310 | static fe_status_t s5h1420_get_status_bits(struct s5h1420_state* state) | |
311 | { | |
312 | u8 val; | |
313 | fe_status_t status = 0; | |
314 | ||
315 | val = s5h1420_readreg(state, 0x14); | |
316 | if (val & 0x02) | |
a9d6a80b | 317 | status |= FE_HAS_SIGNAL; |
96bf2f2b | 318 | if (val & 0x01) |
a9d6a80b | 319 | status |= FE_HAS_CARRIER; |
96bf2f2b AQ |
320 | val = s5h1420_readreg(state, 0x36); |
321 | if (val & 0x01) | |
322 | status |= FE_HAS_VITERBI; | |
323 | if (val & 0x20) | |
324 | status |= FE_HAS_SYNC; | |
325 | if (status == (FE_HAS_SIGNAL|FE_HAS_CARRIER|FE_HAS_VITERBI|FE_HAS_SYNC)) | |
326 | status |= FE_HAS_LOCK; | |
327 | ||
328 | return status; | |
329 | } | |
330 | ||
331 | static int s5h1420_read_status(struct dvb_frontend* fe, fe_status_t* status) | |
332 | { | |
333 | struct s5h1420_state* state = fe->demodulator_priv; | |
334 | u8 val; | |
335 | ||
dbad108b PB |
336 | dprintk("enter %s\n", __func__); |
337 | ||
96bf2f2b AQ |
338 | if (status == NULL) |
339 | return -EINVAL; | |
340 | ||
341 | /* determine lock state */ | |
342 | *status = s5h1420_get_status_bits(state); | |
343 | ||
a9d6a80b AQ |
344 | /* fix for FEC 5/6 inversion issue - if it doesn't quite lock, invert |
345 | the inversion, wait a bit and check again */ | |
dbad108b PB |
346 | if (*status == (FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_VITERBI)) { |
347 | val = s5h1420_readreg(state, Vit10); | |
96bf2f2b AQ |
348 | if ((val & 0x07) == 0x03) { |
349 | if (val & 0x08) | |
dbad108b | 350 | s5h1420_writereg(state, Vit09, 0x13); |
96bf2f2b | 351 | else |
dbad108b | 352 | s5h1420_writereg(state, Vit09, 0x1b); |
96bf2f2b AQ |
353 | |
354 | /* wait a bit then update lock status */ | |
355 | mdelay(200); | |
356 | *status = s5h1420_get_status_bits(state); | |
357 | } | |
358 | } | |
359 | ||
360 | /* perform post lock setup */ | |
dbad108b | 361 | if ((*status & FE_HAS_LOCK) && !state->postlocked) { |
96bf2f2b AQ |
362 | |
363 | /* calculate the data rate */ | |
364 | u32 tmp = s5h1420_getsymbolrate(state); | |
dbad108b PB |
365 | switch (s5h1420_readreg(state, Vit10) & 0x07) { |
366 | case 0: tmp = (tmp * 2 * 1) / 2; break; | |
367 | case 1: tmp = (tmp * 2 * 2) / 3; break; | |
368 | case 2: tmp = (tmp * 2 * 3) / 4; break; | |
369 | case 3: tmp = (tmp * 2 * 5) / 6; break; | |
370 | case 4: tmp = (tmp * 2 * 6) / 7; break; | |
371 | case 5: tmp = (tmp * 2 * 7) / 8; break; | |
96bf2f2b | 372 | } |
dbad108b | 373 | |
a9d6a80b | 374 | if (tmp == 0) { |
dbad108b | 375 | printk(KERN_ERR "s5h1420: avoided division by 0\n"); |
a9d6a80b AQ |
376 | tmp = 1; |
377 | } | |
96bf2f2b AQ |
378 | tmp = state->fclk / tmp; |
379 | ||
dbad108b | 380 | |
96bf2f2b | 381 | /* set the MPEG_CLK_INTL for the calculated data rate */ |
dbad108b | 382 | if (tmp < 2) |
96bf2f2b | 383 | val = 0x00; |
dbad108b | 384 | else if (tmp < 5) |
96bf2f2b | 385 | val = 0x01; |
dbad108b | 386 | else if (tmp < 9) |
96bf2f2b | 387 | val = 0x02; |
dbad108b | 388 | else if (tmp < 13) |
96bf2f2b | 389 | val = 0x03; |
dbad108b | 390 | else if (tmp < 17) |
96bf2f2b | 391 | val = 0x04; |
dbad108b | 392 | else if (tmp < 25) |
96bf2f2b | 393 | val = 0x05; |
dbad108b | 394 | else if (tmp < 33) |
96bf2f2b | 395 | val = 0x06; |
dbad108b PB |
396 | else |
397 | val = 0x07; | |
398 | dprintk("for MPEG_CLK_INTL %d %x\n", tmp, val); | |
399 | ||
400 | s5h1420_writereg(state, FEC01, 0x18); | |
401 | s5h1420_writereg(state, FEC01, 0x10); | |
402 | s5h1420_writereg(state, FEC01, val); | |
403 | ||
404 | /* Enable "MPEG_Out" */ | |
405 | val = s5h1420_readreg(state, Mpeg02); | |
406 | s5h1420_writereg(state, Mpeg02, val | (1 << 6)); | |
96bf2f2b | 407 | |
dbad108b PB |
408 | /* kicker disable */ |
409 | val = s5h1420_readreg(state, QPSK01) & 0x7f; | |
410 | s5h1420_writereg(state, QPSK01, val); | |
96bf2f2b | 411 | |
dbad108b PB |
412 | /* DC freeze TODO it was never activated by default or it can stay activated */ |
413 | ||
414 | if (s5h1420_getsymbolrate(state) >= 20000000) { | |
415 | s5h1420_writereg(state, Loop04, 0x8a); | |
416 | s5h1420_writereg(state, Loop05, 0x6a); | |
417 | } else { | |
418 | s5h1420_writereg(state, Loop04, 0x58); | |
419 | s5h1420_writereg(state, Loop05, 0x27); | |
420 | } | |
96bf2f2b AQ |
421 | |
422 | /* post-lock processing has been done! */ | |
423 | state->postlocked = 1; | |
424 | } | |
425 | ||
dbad108b PB |
426 | dprintk("leave %s\n", __func__); |
427 | ||
96bf2f2b AQ |
428 | return 0; |
429 | } | |
430 | ||
431 | static int s5h1420_read_ber(struct dvb_frontend* fe, u32* ber) | |
432 | { | |
433 | struct s5h1420_state* state = fe->demodulator_priv; | |
434 | ||
435 | s5h1420_writereg(state, 0x46, 0x1d); | |
436 | mdelay(25); | |
a9d6a80b AQ |
437 | |
438 | *ber = (s5h1420_readreg(state, 0x48) << 8) | s5h1420_readreg(state, 0x47); | |
439 | ||
440 | return 0; | |
96bf2f2b AQ |
441 | } |
442 | ||
443 | static int s5h1420_read_signal_strength(struct dvb_frontend* fe, u16* strength) | |
444 | { | |
445 | struct s5h1420_state* state = fe->demodulator_priv; | |
446 | ||
a9d6a80b | 447 | u8 val = s5h1420_readreg(state, 0x15); |
96bf2f2b | 448 | |
a9d6a80b AQ |
449 | *strength = (u16) ((val << 8) | val); |
450 | ||
451 | return 0; | |
96bf2f2b AQ |
452 | } |
453 | ||
454 | static int s5h1420_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) | |
455 | { | |
456 | struct s5h1420_state* state = fe->demodulator_priv; | |
457 | ||
458 | s5h1420_writereg(state, 0x46, 0x1f); | |
459 | mdelay(25); | |
a9d6a80b AQ |
460 | |
461 | *ucblocks = (s5h1420_readreg(state, 0x48) << 8) | s5h1420_readreg(state, 0x47); | |
462 | ||
463 | return 0; | |
96bf2f2b AQ |
464 | } |
465 | ||
466 | static void s5h1420_reset(struct s5h1420_state* state) | |
467 | { | |
dbad108b | 468 | dprintk("%s\n", __func__); |
96bf2f2b AQ |
469 | s5h1420_writereg (state, 0x01, 0x08); |
470 | s5h1420_writereg (state, 0x01, 0x00); | |
471 | udelay(10); | |
472 | } | |
473 | ||
a9d6a80b | 474 | static void s5h1420_setsymbolrate(struct s5h1420_state* state, |
9f69afbe | 475 | struct dtv_frontend_properties *p) |
96bf2f2b | 476 | { |
dbad108b | 477 | u8 v; |
96bf2f2b AQ |
478 | u64 val; |
479 | ||
dbad108b PB |
480 | dprintk("enter %s\n", __func__); |
481 | ||
9f69afbe MCC |
482 | val = ((u64) p->symbol_rate / 1000ULL) * (1ULL<<24); |
483 | if (p->symbol_rate < 29000000) | |
96bf2f2b | 484 | val *= 2; |
96bf2f2b AQ |
485 | do_div(val, (state->fclk / 1000)); |
486 | ||
d74bee8b | 487 | dprintk("symbol rate register: %06llx\n", (unsigned long long)val); |
dbad108b PB |
488 | |
489 | v = s5h1420_readreg(state, Loop01); | |
490 | s5h1420_writereg(state, Loop01, v & 0x7f); | |
491 | s5h1420_writereg(state, Tnco01, val >> 16); | |
492 | s5h1420_writereg(state, Tnco02, val >> 8); | |
493 | s5h1420_writereg(state, Tnco03, val & 0xff); | |
494 | s5h1420_writereg(state, Loop01, v | 0x80); | |
495 | dprintk("leave %s\n", __func__); | |
96bf2f2b AQ |
496 | } |
497 | ||
498 | static u32 s5h1420_getsymbolrate(struct s5h1420_state* state) | |
499 | { | |
dbad108b | 500 | return state->symbol_rate; |
96bf2f2b AQ |
501 | } |
502 | ||
503 | static void s5h1420_setfreqoffset(struct s5h1420_state* state, int freqoffset) | |
504 | { | |
505 | int val; | |
dbad108b PB |
506 | u8 v; |
507 | ||
508 | dprintk("enter %s\n", __func__); | |
96bf2f2b AQ |
509 | |
510 | /* remember freqoffset is in kHz, but the chip wants the offset in Hz, so | |
511 | * divide fclk by 1000000 to get the correct value. */ | |
512 | val = -(int) ((freqoffset * (1<<24)) / (state->fclk / 1000000)); | |
513 | ||
dbad108b PB |
514 | dprintk("phase rotator/freqoffset: %d %06x\n", freqoffset, val); |
515 | ||
516 | v = s5h1420_readreg(state, Loop01); | |
517 | s5h1420_writereg(state, Loop01, v & 0xbf); | |
518 | s5h1420_writereg(state, Pnco01, val >> 16); | |
519 | s5h1420_writereg(state, Pnco02, val >> 8); | |
520 | s5h1420_writereg(state, Pnco03, val & 0xff); | |
521 | s5h1420_writereg(state, Loop01, v | 0x40); | |
522 | dprintk("leave %s\n", __func__); | |
96bf2f2b AQ |
523 | } |
524 | ||
525 | static int s5h1420_getfreqoffset(struct s5h1420_state* state) | |
526 | { | |
527 | int val; | |
528 | ||
529 | s5h1420_writereg(state, 0x06, s5h1420_readreg(state, 0x06) | 0x08); | |
530 | val = s5h1420_readreg(state, 0x0e) << 16; | |
531 | val |= s5h1420_readreg(state, 0x0f) << 8; | |
532 | val |= s5h1420_readreg(state, 0x10); | |
533 | s5h1420_writereg(state, 0x06, s5h1420_readreg(state, 0x06) & 0xf7); | |
534 | ||
535 | if (val & 0x800000) | |
536 | val |= 0xff000000; | |
537 | ||
538 | /* remember freqoffset is in kHz, but the chip wants the offset in Hz, so | |
539 | * divide fclk by 1000000 to get the correct value. */ | |
a9d6a80b | 540 | val = (((-val) * (state->fclk/1000000)) / (1<<24)); |
96bf2f2b AQ |
541 | |
542 | return val; | |
543 | } | |
544 | ||
a9d6a80b | 545 | static void s5h1420_setfec_inversion(struct s5h1420_state* state, |
9f69afbe | 546 | struct dtv_frontend_properties *p) |
96bf2f2b | 547 | { |
a9d6a80b | 548 | u8 inversion = 0; |
dbad108b PB |
549 | u8 vit08, vit09; |
550 | ||
551 | dprintk("enter %s\n", __func__); | |
a9d6a80b | 552 | |
dbad108b | 553 | if (p->inversion == INVERSION_OFF) |
a9d6a80b | 554 | inversion = state->config->invert ? 0x08 : 0; |
dbad108b | 555 | else if (p->inversion == INVERSION_ON) |
a9d6a80b | 556 | inversion = state->config->invert ? 0 : 0x08; |
a9d6a80b | 557 | |
9f69afbe | 558 | if ((p->fec_inner == FEC_AUTO) || (p->inversion == INVERSION_AUTO)) { |
dbad108b PB |
559 | vit08 = 0x3f; |
560 | vit09 = 0; | |
96bf2f2b | 561 | } else { |
9f69afbe | 562 | switch (p->fec_inner) { |
96bf2f2b | 563 | case FEC_1_2: |
dbad108b | 564 | vit08 = 0x01; vit09 = 0x10; |
96bf2f2b AQ |
565 | break; |
566 | ||
567 | case FEC_2_3: | |
dbad108b | 568 | vit08 = 0x02; vit09 = 0x11; |
96bf2f2b AQ |
569 | break; |
570 | ||
571 | case FEC_3_4: | |
dbad108b | 572 | vit08 = 0x04; vit09 = 0x12; |
50c25fff | 573 | break; |
96bf2f2b AQ |
574 | |
575 | case FEC_5_6: | |
dbad108b | 576 | vit08 = 0x08; vit09 = 0x13; |
96bf2f2b AQ |
577 | break; |
578 | ||
579 | case FEC_6_7: | |
dbad108b | 580 | vit08 = 0x10; vit09 = 0x14; |
96bf2f2b AQ |
581 | break; |
582 | ||
583 | case FEC_7_8: | |
dbad108b | 584 | vit08 = 0x20; vit09 = 0x15; |
96bf2f2b AQ |
585 | break; |
586 | ||
587 | default: | |
588 | return; | |
589 | } | |
590 | } | |
dbad108b PB |
591 | vit09 |= inversion; |
592 | dprintk("fec: %02x %02x\n", vit08, vit09); | |
593 | s5h1420_writereg(state, Vit08, vit08); | |
594 | s5h1420_writereg(state, Vit09, vit09); | |
595 | dprintk("leave %s\n", __func__); | |
96bf2f2b AQ |
596 | } |
597 | ||
598 | static fe_code_rate_t s5h1420_getfec(struct s5h1420_state* state) | |
599 | { | |
600 | switch(s5h1420_readreg(state, 0x32) & 0x07) { | |
601 | case 0: | |
602 | return FEC_1_2; | |
603 | ||
604 | case 1: | |
605 | return FEC_2_3; | |
606 | ||
607 | case 2: | |
608 | return FEC_3_4; | |
609 | ||
610 | case 3: | |
611 | return FEC_5_6; | |
612 | ||
613 | case 4: | |
614 | return FEC_6_7; | |
615 | ||
616 | case 5: | |
617 | return FEC_7_8; | |
618 | } | |
619 | ||
620 | return FEC_NONE; | |
621 | } | |
622 | ||
96bf2f2b AQ |
623 | static fe_spectral_inversion_t s5h1420_getinversion(struct s5h1420_state* state) |
624 | { | |
625 | if (s5h1420_readreg(state, 0x32) & 0x08) | |
626 | return INVERSION_ON; | |
627 | ||
628 | return INVERSION_OFF; | |
629 | } | |
630 | ||
9f69afbe | 631 | static int s5h1420_set_frontend(struct dvb_frontend *fe) |
96bf2f2b | 632 | { |
9f69afbe | 633 | struct dtv_frontend_properties *p = &fe->dtv_property_cache; |
96bf2f2b | 634 | struct s5h1420_state* state = fe->demodulator_priv; |
a9d6a80b | 635 | int frequency_delta; |
96bf2f2b | 636 | struct dvb_frontend_tune_settings fesettings; |
c3f305aa | 637 | uint8_t clock_setting; |
dbad108b PB |
638 | |
639 | dprintk("enter %s\n", __func__); | |
96bf2f2b AQ |
640 | |
641 | /* check if we should do a fast-tune */ | |
96bf2f2b AQ |
642 | s5h1420_get_tune_settings(fe, &fesettings); |
643 | frequency_delta = p->frequency - state->tunedfreq; | |
a9d6a80b | 644 | if ((frequency_delta > -fesettings.max_drift) && |
dbad108b PB |
645 | (frequency_delta < fesettings.max_drift) && |
646 | (frequency_delta != 0) && | |
9f69afbe MCC |
647 | (state->fec_inner == p->fec_inner) && |
648 | (state->symbol_rate == p->symbol_rate)) { | |
96bf2f2b | 649 | |
dea74869 | 650 | if (fe->ops.tuner_ops.set_params) { |
14d24d14 | 651 | fe->ops.tuner_ops.set_params(fe); |
dea74869 | 652 | if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0); |
a98af224 | 653 | } |
dea74869 | 654 | if (fe->ops.tuner_ops.get_frequency) { |
a98af224 | 655 | u32 tmp; |
dea74869 PB |
656 | fe->ops.tuner_ops.get_frequency(fe, &tmp); |
657 | if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0); | |
a9d6a80b | 658 | s5h1420_setfreqoffset(state, p->frequency - tmp); |
a98af224 AQ |
659 | } else { |
660 | s5h1420_setfreqoffset(state, 0); | |
a9d6a80b | 661 | } |
dbad108b | 662 | dprintk("simple tune\n"); |
96bf2f2b AQ |
663 | return 0; |
664 | } | |
dbad108b | 665 | dprintk("tuning demod\n"); |
96bf2f2b AQ |
666 | |
667 | /* first of all, software reset */ | |
668 | s5h1420_reset(state); | |
669 | ||
96bf2f2b | 670 | /* set s5h1420 fclk PLL according to desired symbol rate */ |
9f69afbe | 671 | if (p->symbol_rate > 33000000) |
dbad108b | 672 | state->fclk = 80000000; |
9f69afbe | 673 | else if (p->symbol_rate > 28500000) |
96bf2f2b | 674 | state->fclk = 59000000; |
9f69afbe | 675 | else if (p->symbol_rate > 25000000) |
dbad108b | 676 | state->fclk = 86000000; |
9f69afbe | 677 | else if (p->symbol_rate > 1900000) |
96bf2f2b | 678 | state->fclk = 88000000; |
dbad108b PB |
679 | else |
680 | state->fclk = 44000000; | |
681 | ||
682 | /* Clock */ | |
683 | switch (state->fclk) { | |
684 | default: | |
685 | case 88000000: | |
c3f305aa | 686 | clock_setting = 80; |
dbad108b PB |
687 | break; |
688 | case 86000000: | |
c3f305aa | 689 | clock_setting = 78; |
dbad108b PB |
690 | break; |
691 | case 80000000: | |
c3f305aa | 692 | clock_setting = 72; |
dbad108b PB |
693 | break; |
694 | case 59000000: | |
c3f305aa | 695 | clock_setting = 51; |
dbad108b PB |
696 | break; |
697 | case 44000000: | |
c3f305aa | 698 | clock_setting = 36; |
dbad108b | 699 | break; |
96bf2f2b | 700 | } |
dbad108b PB |
701 | dprintk("pll01: %d, ToneFreq: %d\n", state->fclk/1000000 - 8, (state->fclk + (TONE_FREQ * 32) - 1) / (TONE_FREQ * 32)); |
702 | s5h1420_writereg(state, PLL01, state->fclk/1000000 - 8); | |
703 | s5h1420_writereg(state, PLL02, 0x40); | |
704 | s5h1420_writereg(state, DiS01, (state->fclk + (TONE_FREQ * 32) - 1) / (TONE_FREQ * 32)); | |
96bf2f2b | 705 | |
dbad108b | 706 | /* TODO DC offset removal, config parameter ? */ |
9f69afbe | 707 | if (p->symbol_rate > 29000000) |
dbad108b PB |
708 | s5h1420_writereg(state, QPSK01, 0xae | 0x10); |
709 | else | |
710 | s5h1420_writereg(state, QPSK01, 0xac | 0x10); | |
96bf2f2b | 711 | |
dbad108b PB |
712 | /* set misc registers */ |
713 | s5h1420_writereg(state, CON_1, 0x00); | |
714 | s5h1420_writereg(state, QPSK02, 0x00); | |
715 | s5h1420_writereg(state, Pre01, 0xb0); | |
716 | ||
717 | s5h1420_writereg(state, Loop01, 0xF0); | |
718 | s5h1420_writereg(state, Loop02, 0x2a); /* e7 for s5h1420 */ | |
719 | s5h1420_writereg(state, Loop03, 0x79); /* 78 for s5h1420 */ | |
9f69afbe | 720 | if (p->symbol_rate > 20000000) |
dbad108b PB |
721 | s5h1420_writereg(state, Loop04, 0x79); |
722 | else | |
723 | s5h1420_writereg(state, Loop04, 0x58); | |
724 | s5h1420_writereg(state, Loop05, 0x6b); | |
725 | ||
9f69afbe | 726 | if (p->symbol_rate >= 8000000) |
dbad108b | 727 | s5h1420_writereg(state, Post01, (0 << 6) | 0x10); |
9f69afbe | 728 | else if (p->symbol_rate >= 4000000) |
dbad108b PB |
729 | s5h1420_writereg(state, Post01, (1 << 6) | 0x10); |
730 | else | |
731 | s5h1420_writereg(state, Post01, (3 << 6) | 0x10); | |
732 | ||
733 | s5h1420_writereg(state, Monitor12, 0x00); /* unfreeze DC compensation */ | |
734 | ||
735 | s5h1420_writereg(state, Sync01, 0x33); | |
736 | s5h1420_writereg(state, Mpeg01, state->config->cdclk_polarity); | |
737 | s5h1420_writereg(state, Mpeg02, 0x3d); /* Parallel output more, disabled -> enabled later */ | |
738 | s5h1420_writereg(state, Err01, 0x03); /* 0x1d for s5h1420 */ | |
739 | ||
740 | s5h1420_writereg(state, Vit06, 0x6e); /* 0x8e for s5h1420 */ | |
741 | s5h1420_writereg(state, DiS03, 0x00); | |
742 | s5h1420_writereg(state, Rf01, 0x61); /* Tuner i2c address - for the gate controller */ | |
96bf2f2b | 743 | |
a9d6a80b | 744 | /* set tuner PLL */ |
dea74869 | 745 | if (fe->ops.tuner_ops.set_params) { |
14d24d14 | 746 | fe->ops.tuner_ops.set_params(fe); |
dbad108b PB |
747 | if (fe->ops.i2c_gate_ctrl) |
748 | fe->ops.i2c_gate_ctrl(fe, 0); | |
a9d6a80b AQ |
749 | s5h1420_setfreqoffset(state, 0); |
750 | } | |
96bf2f2b AQ |
751 | |
752 | /* set the reset of the parameters */ | |
753 | s5h1420_setsymbolrate(state, p); | |
a9d6a80b | 754 | s5h1420_setfec_inversion(state, p); |
96bf2f2b | 755 | |
dbad108b PB |
756 | /* start QPSK */ |
757 | s5h1420_writereg(state, QPSK01, s5h1420_readreg(state, QPSK01) | 1); | |
758 | ||
9f69afbe MCC |
759 | state->fec_inner = p->fec_inner; |
760 | state->symbol_rate = p->symbol_rate; | |
96bf2f2b | 761 | state->postlocked = 0; |
a9d6a80b | 762 | state->tunedfreq = p->frequency; |
dbad108b PB |
763 | |
764 | dprintk("leave %s\n", __func__); | |
96bf2f2b AQ |
765 | return 0; |
766 | } | |
767 | ||
7c61d80a | 768 | static int s5h1420_get_frontend(struct dvb_frontend* fe) |
96bf2f2b | 769 | { |
7c61d80a | 770 | struct dtv_frontend_properties *p = &fe->dtv_property_cache; |
96bf2f2b AQ |
771 | struct s5h1420_state* state = fe->demodulator_priv; |
772 | ||
773 | p->frequency = state->tunedfreq + s5h1420_getfreqoffset(state); | |
774 | p->inversion = s5h1420_getinversion(state); | |
9f69afbe MCC |
775 | p->symbol_rate = s5h1420_getsymbolrate(state); |
776 | p->fec_inner = s5h1420_getfec(state); | |
96bf2f2b AQ |
777 | |
778 | return 0; | |
779 | } | |
780 | ||
a9d6a80b AQ |
781 | static int s5h1420_get_tune_settings(struct dvb_frontend* fe, |
782 | struct dvb_frontend_tune_settings* fesettings) | |
96bf2f2b | 783 | { |
5581e130 MCC |
784 | struct dtv_frontend_properties *p = &fe->dtv_property_cache; |
785 | if (p->symbol_rate > 20000000) { | |
96bf2f2b AQ |
786 | fesettings->min_delay_ms = 50; |
787 | fesettings->step_size = 2000; | |
788 | fesettings->max_drift = 8000; | |
5581e130 | 789 | } else if (p->symbol_rate > 12000000) { |
96bf2f2b AQ |
790 | fesettings->min_delay_ms = 100; |
791 | fesettings->step_size = 1500; | |
792 | fesettings->max_drift = 9000; | |
5581e130 | 793 | } else if (p->symbol_rate > 8000000) { |
96bf2f2b AQ |
794 | fesettings->min_delay_ms = 100; |
795 | fesettings->step_size = 1000; | |
796 | fesettings->max_drift = 8000; | |
5581e130 | 797 | } else if (p->symbol_rate > 4000000) { |
96bf2f2b AQ |
798 | fesettings->min_delay_ms = 100; |
799 | fesettings->step_size = 500; | |
800 | fesettings->max_drift = 7000; | |
5581e130 | 801 | } else if (p->symbol_rate > 2000000) { |
96bf2f2b | 802 | fesettings->min_delay_ms = 200; |
5581e130 | 803 | fesettings->step_size = (p->symbol_rate / 8000); |
96bf2f2b AQ |
804 | fesettings->max_drift = 14 * fesettings->step_size; |
805 | } else { | |
806 | fesettings->min_delay_ms = 200; | |
5581e130 | 807 | fesettings->step_size = (p->symbol_rate / 8000); |
96bf2f2b AQ |
808 | fesettings->max_drift = 18 * fesettings->step_size; |
809 | } | |
810 | ||
811 | return 0; | |
812 | } | |
813 | ||
a98af224 AQ |
814 | static int s5h1420_i2c_gate_ctrl(struct dvb_frontend* fe, int enable) |
815 | { | |
816 | struct s5h1420_state* state = fe->demodulator_priv; | |
817 | ||
dbad108b PB |
818 | if (enable) |
819 | return s5h1420_writereg(state, 0x02, state->CON_1_val | 1); | |
820 | else | |
821 | return s5h1420_writereg(state, 0x02, state->CON_1_val & 0xfe); | |
a98af224 AQ |
822 | } |
823 | ||
96bf2f2b AQ |
824 | static int s5h1420_init (struct dvb_frontend* fe) |
825 | { | |
826 | struct s5h1420_state* state = fe->demodulator_priv; | |
827 | ||
828 | /* disable power down and do reset */ | |
c18c5ffe | 829 | state->CON_1_val = state->config->serial_mpeg << 4; |
dbad108b | 830 | s5h1420_writereg(state, 0x02, state->CON_1_val); |
96bf2f2b AQ |
831 | msleep(10); |
832 | s5h1420_reset(state); | |
833 | ||
96bf2f2b AQ |
834 | return 0; |
835 | } | |
836 | ||
837 | static int s5h1420_sleep(struct dvb_frontend* fe) | |
838 | { | |
839 | struct s5h1420_state* state = fe->demodulator_priv; | |
dbad108b PB |
840 | state->CON_1_val = 0x12; |
841 | return s5h1420_writereg(state, 0x02, state->CON_1_val); | |
96bf2f2b AQ |
842 | } |
843 | ||
844 | static void s5h1420_release(struct dvb_frontend* fe) | |
845 | { | |
846 | struct s5h1420_state* state = fe->demodulator_priv; | |
dbad108b | 847 | i2c_del_adapter(&state->tuner_i2c_adapter); |
96bf2f2b AQ |
848 | kfree(state); |
849 | } | |
850 | ||
dbad108b PB |
851 | static u32 s5h1420_tuner_i2c_func(struct i2c_adapter *adapter) |
852 | { | |
853 | return I2C_FUNC_I2C; | |
854 | } | |
855 | ||
856 | static int s5h1420_tuner_i2c_tuner_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg msg[], int num) | |
857 | { | |
858 | struct s5h1420_state *state = i2c_get_adapdata(i2c_adap); | |
859 | struct i2c_msg m[1 + num]; | |
860 | u8 tx_open[2] = { CON_1, state->CON_1_val | 1 }; /* repeater stops once there was a stop condition */ | |
861 | ||
862 | memset(m, 0, sizeof(struct i2c_msg) * (1 + num)); | |
863 | ||
864 | m[0].addr = state->config->demod_address; | |
865 | m[0].buf = tx_open; | |
866 | m[0].len = 2; | |
96bf2f2b | 867 | |
dbad108b PB |
868 | memcpy(&m[1], msg, sizeof(struct i2c_msg) * num); |
869 | ||
870 | return i2c_transfer(state->i2c, m, 1+num) == 1 + num ? num : -EIO; | |
871 | } | |
872 | ||
873 | static struct i2c_algorithm s5h1420_tuner_i2c_algo = { | |
874 | .master_xfer = s5h1420_tuner_i2c_tuner_xfer, | |
875 | .functionality = s5h1420_tuner_i2c_func, | |
876 | }; | |
877 | ||
878 | struct i2c_adapter *s5h1420_get_tuner_i2c_adapter(struct dvb_frontend *fe) | |
96bf2f2b | 879 | { |
dbad108b PB |
880 | struct s5h1420_state *state = fe->demodulator_priv; |
881 | return &state->tuner_i2c_adapter; | |
882 | } | |
883 | EXPORT_SYMBOL(s5h1420_get_tuner_i2c_adapter); | |
884 | ||
885 | static struct dvb_frontend_ops s5h1420_ops; | |
96bf2f2b | 886 | |
dbad108b PB |
887 | struct dvb_frontend *s5h1420_attach(const struct s5h1420_config *config, |
888 | struct i2c_adapter *i2c) | |
889 | { | |
96bf2f2b | 890 | /* allocate memory for the internal state */ |
dbad108b PB |
891 | struct s5h1420_state *state = kzalloc(sizeof(struct s5h1420_state), GFP_KERNEL); |
892 | u8 i; | |
893 | ||
96bf2f2b AQ |
894 | if (state == NULL) |
895 | goto error; | |
896 | ||
897 | /* setup the state */ | |
898 | state->config = config; | |
899 | state->i2c = i2c; | |
96bf2f2b AQ |
900 | state->postlocked = 0; |
901 | state->fclk = 88000000; | |
902 | state->tunedfreq = 0; | |
903 | state->fec_inner = FEC_NONE; | |
904 | state->symbol_rate = 0; | |
905 | ||
906 | /* check if the demod is there + identify it */ | |
dbad108b PB |
907 | i = s5h1420_readreg(state, ID01); |
908 | if (i != 0x03) | |
96bf2f2b AQ |
909 | goto error; |
910 | ||
dbad108b PB |
911 | memset(state->shadow, 0xff, sizeof(state->shadow)); |
912 | ||
913 | for (i = 0; i < 0x50; i++) | |
914 | state->shadow[i] = s5h1420_readreg(state, i); | |
915 | ||
96bf2f2b | 916 | /* create dvb_frontend */ |
dea74869 | 917 | memcpy(&state->frontend.ops, &s5h1420_ops, sizeof(struct dvb_frontend_ops)); |
96bf2f2b | 918 | state->frontend.demodulator_priv = state; |
dbad108b PB |
919 | |
920 | /* create tuner i2c adapter */ | |
1d434012 JD |
921 | strlcpy(state->tuner_i2c_adapter.name, "S5H1420-PN1010 tuner I2C bus", |
922 | sizeof(state->tuner_i2c_adapter.name)); | |
dbad108b PB |
923 | state->tuner_i2c_adapter.algo = &s5h1420_tuner_i2c_algo; |
924 | state->tuner_i2c_adapter.algo_data = NULL; | |
925 | i2c_set_adapdata(&state->tuner_i2c_adapter, state); | |
926 | if (i2c_add_adapter(&state->tuner_i2c_adapter) < 0) { | |
927 | printk(KERN_ERR "S5H1420/PN1010: tuner i2c bus could not be initialized\n"); | |
928 | goto error; | |
929 | } | |
930 | ||
96bf2f2b AQ |
931 | return &state->frontend; |
932 | ||
933 | error: | |
934 | kfree(state); | |
935 | return NULL; | |
936 | } | |
dbad108b | 937 | EXPORT_SYMBOL(s5h1420_attach); |
96bf2f2b AQ |
938 | |
939 | static struct dvb_frontend_ops s5h1420_ops = { | |
9f69afbe | 940 | .delsys = { SYS_DVBS }, |
96bf2f2b | 941 | .info = { |
dbad108b | 942 | .name = "Samsung S5H1420/PnpNetwork PN1010 DVB-S", |
96bf2f2b AQ |
943 | .frequency_min = 950000, |
944 | .frequency_max = 2150000, | |
945 | .frequency_stepsize = 125, /* kHz for QPSK frontends */ | |
946 | .frequency_tolerance = 29500, | |
947 | .symbol_rate_min = 1000000, | |
948 | .symbol_rate_max = 45000000, | |
949 | /* .symbol_rate_tolerance = ???,*/ | |
950 | .caps = FE_CAN_INVERSION_AUTO | | |
951 | FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | | |
952 | FE_CAN_FEC_5_6 | FE_CAN_FEC_6_7 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | | |
953 | FE_CAN_QPSK | |
954 | }, | |
955 | ||
956 | .release = s5h1420_release, | |
957 | ||
958 | .init = s5h1420_init, | |
959 | .sleep = s5h1420_sleep, | |
a98af224 | 960 | .i2c_gate_ctrl = s5h1420_i2c_gate_ctrl, |
96bf2f2b | 961 | |
9f69afbe MCC |
962 | .set_frontend = s5h1420_set_frontend, |
963 | .get_frontend = s5h1420_get_frontend, | |
96bf2f2b AQ |
964 | .get_tune_settings = s5h1420_get_tune_settings, |
965 | ||
966 | .read_status = s5h1420_read_status, | |
967 | .read_ber = s5h1420_read_ber, | |
968 | .read_signal_strength = s5h1420_read_signal_strength, | |
969 | .read_ucblocks = s5h1420_read_ucblocks, | |
970 | ||
971 | .diseqc_send_master_cmd = s5h1420_send_master_cmd, | |
972 | .diseqc_recv_slave_reply = s5h1420_recv_slave_reply, | |
973 | .diseqc_send_burst = s5h1420_send_burst, | |
974 | .set_tone = s5h1420_set_tone, | |
975 | .set_voltage = s5h1420_set_voltage, | |
976 | }; | |
977 | ||
dbad108b PB |
978 | MODULE_DESCRIPTION("Samsung S5H1420/PnpNetwork PN1010 DVB-S Demodulator driver"); |
979 | MODULE_AUTHOR("Andrew de Quincey, Patrick Boettcher"); | |
96bf2f2b | 980 | MODULE_LICENSE("GPL"); |