116 static int cx24110_writereg (struct cx24110_state* state, int reg, int data)  in cx24110_writereg()  argument
119 	struct i2c_msg msg = { .addr = state->config->demod_address, .flags = 0, .buf = buf, .len = 2 };  in cx24110_writereg()
122 	if ((err = i2c_transfer(state->i2c, &msg, 1)) != 1) {  in cx24110_writereg()
131 static int cx24110_readreg (struct cx24110_state* state, u8 reg)  in cx24110_readreg()  argument
136 …struct i2c_msg msg [] = { { .addr = state->config->demod_address, .flags = 0, .buf = b0, .len = 1 …  in cx24110_readreg()
137 			   { .addr = state->config->demod_address, .flags = I2C_M_RD, .buf = b1, .len = 1 } };  in cx24110_readreg()
139 	ret = i2c_transfer(state->i2c, msg, 2);  in cx24110_readreg()
146 static int cx24110_set_inversion(struct cx24110_state *state,  in cx24110_set_inversion()  argument
153 		cx24110_writereg(state,0x37,cx24110_readreg(state,0x37)|0x1);  in cx24110_set_inversion()
155 		cx24110_writereg(state,0x5,cx24110_readreg(state,0x5)&0xf7);  in cx24110_set_inversion()
157 		cx24110_writereg(state,0x22,cx24110_readreg(state,0x22)&0xef);  in cx24110_set_inversion()
163 		cx24110_writereg(state,0x37,cx24110_readreg(state,0x37)|0x1);  in cx24110_set_inversion()
165 		cx24110_writereg(state,0x5,cx24110_readreg(state,0x5)|0x08);  in cx24110_set_inversion()
167 		cx24110_writereg(state,0x22,cx24110_readreg(state,0x22)|0x10);  in cx24110_set_inversion()
171 		cx24110_writereg(state,0x37,cx24110_readreg(state,0x37)&0xfe);  in cx24110_set_inversion()
181 static int cx24110_set_fec(struct cx24110_state *state, enum fe_code_rate fec)  in cx24110_set_fec()  argument
195 		cx24110_writereg(state, 0x37, cx24110_readreg(state, 0x37) & 0xdf);  in cx24110_set_fec()
197 		cx24110_writereg(state, 0x18, 0xae);  in cx24110_set_fec()
199 		cx24110_writereg(state, 0x05, (cx24110_readreg(state, 0x05) & 0xf0) | 0x3);  in cx24110_set_fec()
201 		cx24110_writereg(state, 0x22, (cx24110_readreg(state, 0x22) & 0xf0) | 0x3);  in cx24110_set_fec()
203 		cx24110_writereg(state, 0x1a, 0x05);  in cx24110_set_fec()
204 		cx24110_writereg(state, 0x1b, 0x06);  in cx24110_set_fec()
208 		cx24110_writereg(state, 0x37, cx24110_readreg(state, 0x37) | 0x20);  in cx24110_set_fec()
213 		cx24110_writereg(state, 0x05, (cx24110_readreg(state, 0x05) & 0xf0) | rate[fec]);  in cx24110_set_fec()
215 		cx24110_writereg(state, 0x22, (cx24110_readreg(state, 0x22) & 0xf0) | rate[fec]);  in cx24110_set_fec()
217 		cx24110_writereg(state, 0x1a, g1[fec]);  in cx24110_set_fec()
218 		cx24110_writereg(state, 0x1b, g2[fec]);  in cx24110_set_fec()
224 static enum fe_code_rate cx24110_get_fec(struct cx24110_state *state)  in cx24110_get_fec()  argument
228 	i=cx24110_readreg(state,0x22)&0x0f;  in cx24110_get_fec()
240 static int cx24110_set_symbolrate (struct cx24110_state* state, u32 srate)  in cx24110_set_symbolrate()  argument
260 	tmp=cx24110_readreg(state,0x07)&0xfc;  in cx24110_set_symbolrate()
262 		cx24110_writereg(state,0x07,tmp);  in cx24110_set_symbolrate()
263 		cx24110_writereg(state,0x06,0x78);  in cx24110_set_symbolrate()
266 		cx24110_writereg(state,0x07,tmp|0x1);  in cx24110_set_symbolrate()
267 		cx24110_writereg(state,0x06,0xa5);  in cx24110_set_symbolrate()
270 		cx24110_writereg(state,0x07,tmp|0x2);  in cx24110_set_symbolrate()
271 		cx24110_writereg(state,0x06,0x87);  in cx24110_set_symbolrate()
274 		cx24110_writereg(state,0x07,tmp|0x3);  in cx24110_set_symbolrate()
275 		cx24110_writereg(state,0x06,0x78);  in cx24110_set_symbolrate()
304 	cx24110_writereg(state, 0x1, (ratio>>16)&0xff);  in cx24110_set_symbolrate()
305 	cx24110_writereg(state, 0x2, (ratio>>8)&0xff);  in cx24110_set_symbolrate()
306 	cx24110_writereg(state, 0x3, (ratio)&0xff);  in cx24110_set_symbolrate()
314 	struct cx24110_state *state = fe->demodulator_priv;  in _cx24110_pll_write()  local
323 	cx24110_writereg(state,0x6d,0x30); /* auto mode at 62kHz */  in _cx24110_pll_write()
324 	cx24110_writereg(state,0x70,0x15); /* auto mode 21 bits */  in _cx24110_pll_write()
327 	while (cx24110_readreg(state,0x6d)&0x80)  in _cx24110_pll_write()
328 		cx24110_writereg(state,0x72,0);  in _cx24110_pll_write()
331 	cx24110_writereg(state,0x72,buf[0]);  in _cx24110_pll_write()
334 	while ((cx24110_readreg(state,0x6d)&0xc0)==0x80)  in _cx24110_pll_write()
338 	cx24110_writereg(state,0x72,buf[1]);  in _cx24110_pll_write()
339 	while ((cx24110_readreg(state,0x6d)&0xc0)==0x80)  in _cx24110_pll_write()
343 	cx24110_writereg(state,0x72,buf[2]);  in _cx24110_pll_write()
344 	while ((cx24110_readreg(state,0x6d)&0xc0)==0x80)  in _cx24110_pll_write()
348 	cx24110_writereg(state,0x6d,0x32);  in _cx24110_pll_write()
349 	cx24110_writereg(state,0x6d,0x30);  in _cx24110_pll_write()
356 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_initfe()  local
363 		cx24110_writereg(state, cx24110_regdata[i].reg, cx24110_regdata[i].data);  in cx24110_initfe()
372 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_set_voltage()  local
376 		return cx24110_writereg(state,0x76,(cx24110_readreg(state,0x76)&0x3b)|0xc0);  in cx24110_set_voltage()
378 		return cx24110_writereg(state,0x76,(cx24110_readreg(state,0x76)&0x3b)|0x40);  in cx24110_set_voltage()
388 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_diseqc_send_burst()  local
398 	rv = cx24110_readreg(state, 0x77);  in cx24110_diseqc_send_burst()
400 		cx24110_writereg(state, 0x77, rv | 0x04);  in cx24110_diseqc_send_burst()
402 	rv = cx24110_readreg(state, 0x76);  in cx24110_diseqc_send_burst()
403 	cx24110_writereg(state, 0x76, ((rv & 0x90) | 0x40 | bit));  in cx24110_diseqc_send_burst()
405 	while (!time_after(jiffies, timeout) && !(cx24110_readreg(state, 0x76) & 0x40))  in cx24110_diseqc_send_burst()
415 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_send_diseqc_msg()  local
422 		cx24110_writereg(state, 0x79 + i, cmd->msg[i]);  in cx24110_send_diseqc_msg()
424 	rv = cx24110_readreg(state, 0x77);  in cx24110_send_diseqc_msg()
426 		cx24110_writereg(state, 0x77, rv & ~0x04);  in cx24110_send_diseqc_msg()
430 	rv = cx24110_readreg(state, 0x76);  in cx24110_send_diseqc_msg()
432 	cx24110_writereg(state, 0x76, ((rv & 0x90) | 0x40) | ((cmd->msg_len-3) & 3));  in cx24110_send_diseqc_msg()
434 	while (!time_after(jiffies, timeout) && !(cx24110_readreg(state, 0x76) & 0x40))  in cx24110_send_diseqc_msg()
443 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_read_status()  local
445 	int sync = cx24110_readreg (state, 0x55);  in cx24110_read_status()
455 	sync = cx24110_readreg (state, 0x08);  in cx24110_read_status()
471 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_read_ber()  local
474 	if(cx24110_readreg(state,0x24)&0x10) {  in cx24110_read_ber()
476 		cx24110_writereg(state,0x24,0x04); /* select the ber reg */  in cx24110_read_ber()
477 		state->lastber=cx24110_readreg(state,0x25)|  in cx24110_read_ber()
478 			(cx24110_readreg(state,0x26)<<8);  in cx24110_read_ber()
479 		cx24110_writereg(state,0x24,0x04); /* start new count window */  in cx24110_read_ber()
480 		cx24110_writereg(state,0x24,0x14);  in cx24110_read_ber()
482 	*ber = state->lastber;  in cx24110_read_ber()
489 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_read_signal_strength()  local
492 	u8 signal = cx24110_readreg (state, 0x27)+128;  in cx24110_read_signal_strength()
500 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_read_snr()  local
503 	if(cx24110_readreg(state,0x6a)&0x80) {  in cx24110_read_snr()
505 		state->lastesn0=cx24110_readreg(state,0x69)|  in cx24110_read_snr()
506 			(cx24110_readreg(state,0x68)<<8);  in cx24110_read_snr()
507 		cx24110_writereg(state,0x6a,0x84); /* start new count window */  in cx24110_read_snr()
509 	*snr = state->lastesn0;  in cx24110_read_snr()
516 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_read_ucblocks()  local
518 	if(cx24110_readreg(state,0x10)&0x40) {  in cx24110_read_ucblocks()
520 		cx24110_writereg(state,0x10,0x60); /* select the byer reg */  in cx24110_read_ucblocks()
521 		(void)(cx24110_readreg(state, 0x12) |  in cx24110_read_ucblocks()
522 			(cx24110_readreg(state, 0x13) << 8) |  in cx24110_read_ucblocks()
523 			(cx24110_readreg(state, 0x14) << 16));  in cx24110_read_ucblocks()
524 		cx24110_writereg(state,0x10,0x70); /* select the bler reg */  in cx24110_read_ucblocks()
525 		state->lastbler=cx24110_readreg(state,0x12)|  in cx24110_read_ucblocks()
526 			(cx24110_readreg(state,0x13)<<8)|  in cx24110_read_ucblocks()
527 			(cx24110_readreg(state,0x14)<<16);  in cx24110_read_ucblocks()
528 		cx24110_writereg(state,0x10,0x20); /* start new count window */  in cx24110_read_ucblocks()
530 	*ucblocks = state->lastbler;  in cx24110_read_ucblocks()
537 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_set_frontend()  local
545 	cx24110_set_inversion(state, p->inversion);  in cx24110_set_frontend()
546 	cx24110_set_fec(state, p->fec_inner);  in cx24110_set_frontend()
547 	cx24110_set_symbolrate(state, p->symbol_rate);  in cx24110_set_frontend()
548 	cx24110_writereg(state,0x04,0x05); /* start acquisition */  in cx24110_set_frontend()
556 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_get_frontend()  local
561 	sclk = cx24110_readreg (state, 0x07) & 0x03;  in cx24110_get_frontend()
569 	afc = sclk*(cx24110_readreg (state, 0x44)&0x1f)+  in cx24110_get_frontend()
570 	      ((sclk*cx24110_readreg (state, 0x45))>>8)+  in cx24110_get_frontend()
571 	      ((sclk*cx24110_readreg (state, 0x46))>>16);  in cx24110_get_frontend()
574 	p->inversion = (cx24110_readreg (state, 0x22) & 0x10) ?  in cx24110_get_frontend()
576 	p->fec_inner = cx24110_get_fec(state);  in cx24110_get_frontend()
584 	struct cx24110_state *state = fe->demodulator_priv;  in cx24110_set_tone()  local
586 …return cx24110_writereg(state,0x76,(cx24110_readreg(state,0x76)&~0x10)|(((tone==SEC_TONE_ON))?0x10…  in cx24110_set_tone()
591 	struct cx24110_state* state = fe->demodulator_priv;  in cx24110_release()  local
592 	kfree(state);  in cx24110_release()
600 	struct cx24110_state* state = NULL;  in cx24110_attach()  local
604 	state = kzalloc(sizeof(struct cx24110_state), GFP_KERNEL);  in cx24110_attach()
605 	if (state == NULL) goto error;  in cx24110_attach()
608 	state->config = config;  in cx24110_attach()
609 	state->i2c = i2c;  in cx24110_attach()
610 	state->lastber = 0;  in cx24110_attach()
611 	state->lastbler = 0;  in cx24110_attach()
612 	state->lastesn0 = 0;  in cx24110_attach()
615 	ret = cx24110_readreg(state, 0x00);  in cx24110_attach()
619 	memcpy(&state->frontend.ops, &cx24110_ops, sizeof(struct dvb_frontend_ops));  in cx24110_attach()
620 	state->frontend.demodulator_priv = state;  in cx24110_attach()
621 	return &state->frontend;  in cx24110_attach()
624 	kfree(state);  in cx24110_attach()