52 static int tda10086_write_byte(struct tda10086_state *state, int reg, int data)  in tda10086_write_byte()  argument
58 	msg.addr = state->config->demod_address;  in tda10086_write_byte()
59 	ret = i2c_transfer(state->i2c, &msg, 1);  in tda10086_write_byte()
68 static int tda10086_read_byte(struct tda10086_state *state, int reg)  in tda10086_read_byte()  argument
76 	msg[0].addr = state->config->demod_address;  in tda10086_read_byte()
77 	msg[1].addr = state->config->demod_address;  in tda10086_read_byte()
78 	ret = i2c_transfer(state->i2c, msg, 2);  in tda10086_read_byte()
89 static int tda10086_write_mask(struct tda10086_state *state, int reg, int mask, int data)  in tda10086_write_mask()  argument
94 	val = tda10086_read_byte(state, reg);  in tda10086_write_mask()
103 	return tda10086_write_byte(state, reg, val);  in tda10086_write_mask()
108 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_init()  local
113 	if (state->config->diseqc_tone)  in tda10086_init()
116 	tda10086_write_byte(state, 0x00, 0x00);  in tda10086_init()
120 	tda10086_write_byte(state, 0x01, 0x94);  in tda10086_init()
121 	tda10086_write_byte(state, 0x02, 0x35); /* NOTE: TT drivers appear to disable CSWP */  in tda10086_init()
122 	tda10086_write_byte(state, 0x03, 0xe4);  in tda10086_init()
123 	tda10086_write_byte(state, 0x04, 0x43);  in tda10086_init()
124 	tda10086_write_byte(state, 0x0c, 0x0c);  in tda10086_init()
125 	tda10086_write_byte(state, 0x1b, 0xb0); /* noise threshold */  in tda10086_init()
126 	tda10086_write_byte(state, 0x20, 0x89); /* misc */  in tda10086_init()
127 	tda10086_write_byte(state, 0x30, 0x04); /* acquisition period length */  in tda10086_init()
128 	tda10086_write_byte(state, 0x32, 0x00); /* irq off */  in tda10086_init()
129 	tda10086_write_byte(state, 0x31, 0x56); /* setup AFC */  in tda10086_init()
132 	tda10086_write_byte(state, 0x55, 0x2c); /* misc PLL setup */  in tda10086_init()
133 	if (state->config->xtal_freq == TDA10086_XTAL_16M) {  in tda10086_init()
134 		tda10086_write_byte(state, 0x3a, 0x0b); /* M=12 */  in tda10086_init()
135 		tda10086_write_byte(state, 0x3b, 0x01); /* P=2 */  in tda10086_init()
137 		tda10086_write_byte(state, 0x3a, 0x17); /* M=24 */  in tda10086_init()
138 		tda10086_write_byte(state, 0x3b, 0x00); /* P=1 */  in tda10086_init()
140 	tda10086_write_mask(state, 0x55, 0x20, 0x00); /* powerup PLL */  in tda10086_init()
143 	tda10086_write_byte(state, 0x11, 0x81);  in tda10086_init()
144 	tda10086_write_byte(state, 0x12, 0x81);  in tda10086_init()
145 	tda10086_write_byte(state, 0x19, 0x40); /* parallel mode A + MSBFIRST */  in tda10086_init()
146 	tda10086_write_byte(state, 0x56, 0x80); /* powerdown WPLL - unused in the mode we use */  in tda10086_init()
147 	tda10086_write_byte(state, 0x57, 0x08); /* bypass WPLL - unused in the mode we use */  in tda10086_init()
148 	tda10086_write_byte(state, 0x10, 0x2a);  in tda10086_init()
151 	tda10086_write_byte(state, 0x58, 0x61); /* ADC setup */  in tda10086_init()
152 	tda10086_write_mask(state, 0x58, 0x01, 0x00); /* powerup ADC */  in tda10086_init()
155 	tda10086_write_byte(state, 0x05, 0x0B);  in tda10086_init()
156 	tda10086_write_byte(state, 0x37, 0x63);  in tda10086_init()
157 	tda10086_write_byte(state, 0x3f, 0x0a); /* NOTE: flydvb varies it */  in tda10086_init()
158 	tda10086_write_byte(state, 0x40, 0x64);  in tda10086_init()
159 	tda10086_write_byte(state, 0x41, 0x4f);  in tda10086_init()
160 	tda10086_write_byte(state, 0x42, 0x43);  in tda10086_init()
163 	tda10086_write_byte(state, 0x1a, 0x11); /* VBER 10^6, DVB, QPSK */  in tda10086_init()
166 	tda10086_write_byte(state, 0x3d, 0x80);  in tda10086_init()
169 	tda10086_write_byte(state, 0x36, t22k_off); /* all SEC off, 22k tone */  in tda10086_init()
170 	tda10086_write_byte(state, 0x34, (((1<<19) * (22000/1000)) / (SACLK/1000)));  in tda10086_init()
171 	tda10086_write_byte(state, 0x35, (((1<<19) * (22000/1000)) / (SACLK/1000)) >> 8);  in tda10086_init()
176 static void tda10086_diseqc_wait(struct tda10086_state *state)  in tda10086_diseqc_wait()  argument
179 	while (!(tda10086_read_byte(state, 0x50) & 0x01)) {  in tda10086_diseqc_wait()
190 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_set_tone()  local
195 	if (state->config->diseqc_tone)  in tda10086_set_tone()
200 		tda10086_write_byte(state, 0x36, t22k_off);  in tda10086_set_tone()
204 		tda10086_write_byte(state, 0x36, 0x01 + t22k_off);  in tda10086_set_tone()
214 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_send_master_cmd()  local
221 	if (state->config->diseqc_tone)  in tda10086_send_master_cmd()
226 	oldval = tda10086_read_byte(state, 0x36);  in tda10086_send_master_cmd()
229 		tda10086_write_byte(state, 0x48+i, cmd->msg[i]);  in tda10086_send_master_cmd()
231 	tda10086_write_byte(state, 0x36, (0x08 + t22k_off)  in tda10086_send_master_cmd()
234 	tda10086_diseqc_wait(state);  in tda10086_send_master_cmd()
236 	tda10086_write_byte(state, 0x36, oldval);  in tda10086_send_master_cmd()
243 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_send_burst()  local
244 	u8 oldval = tda10086_read_byte(state, 0x36);  in tda10086_send_burst()
249 	if (state->config->diseqc_tone)  in tda10086_send_burst()
254 		tda10086_write_byte(state, 0x36, 0x04 + t22k_off);  in tda10086_send_burst()
258 		tda10086_write_byte(state, 0x36, 0x06 + t22k_off);  in tda10086_send_burst()
262 	tda10086_diseqc_wait(state);  in tda10086_send_burst()
264 	tda10086_write_byte(state, 0x36, oldval);  in tda10086_send_burst()
269 static int tda10086_set_inversion(struct tda10086_state *state,  in tda10086_set_inversion()  argument
274 	dprintk ("%s %i %i\n", __func__, fe_params->inversion, state->config->invert);  in tda10086_set_inversion()
278 		if (state->config->invert)  in tda10086_set_inversion()
282 		if (!state->config->invert)  in tda10086_set_inversion()
289 	tda10086_write_mask(state, 0x0c, 0xc0, invval);  in tda10086_set_inversion()
294 static int tda10086_set_symbol_rate(struct tda10086_state *state,  in tda10086_set_symbol_rate()  argument
357 	tda10086_write_byte(state, 0x21, (afs << 7) | dfn);  in tda10086_set_symbol_rate()
358 	tda10086_write_mask(state, 0x20, 0x08, byp << 3);  in tda10086_set_symbol_rate()
359 	tda10086_write_byte(state, 0x06, bdr);  in tda10086_set_symbol_rate()
360 	tda10086_write_byte(state, 0x07, bdr >> 8);  in tda10086_set_symbol_rate()
361 	tda10086_write_byte(state, 0x08, bdr >> 16);  in tda10086_set_symbol_rate()
362 	tda10086_write_byte(state, 0x09, bdri);  in tda10086_set_symbol_rate()
363 	tda10086_write_byte(state, 0x37, reg37);  in tda10086_set_symbol_rate()
364 	tda10086_write_byte(state, 0x42, reg42);  in tda10086_set_symbol_rate()
369 static int tda10086_set_fec(struct tda10086_state *state,  in tda10086_set_fec()  argument
407 	tda10086_write_byte(state, 0x0d, fecval);  in tda10086_set_fec()
415 	struct tda10086_state *state = fe->demodulator_priv;  in tda10086_set_frontend()  local
423 	tda10086_write_byte(state, 0x02, 0x35);  in tda10086_set_frontend()
424 	state->has_lock = false;  in tda10086_set_frontend()
441 	tda10086_write_byte(state, 0x3d, 0x80 | ((freqoff >> 8) & 0x7f));  in tda10086_set_frontend()
442 	tda10086_write_byte(state, 0x3e, freqoff);  in tda10086_set_frontend()
444 	if ((ret = tda10086_set_inversion(state, fe_params)) < 0)  in tda10086_set_frontend()
446 	if ((ret = tda10086_set_symbol_rate(state, fe_params)) < 0)  in tda10086_set_frontend()
448 	if ((ret = tda10086_set_fec(state, fe_params)) < 0)  in tda10086_set_frontend()
452 	tda10086_write_mask(state, 0x10, 0x40, 0x40);  in tda10086_set_frontend()
453 	tda10086_write_mask(state, 0x00, 0x01, 0x00);  in tda10086_set_frontend()
455 	state->symbol_rate = fe_params->symbol_rate;  in tda10086_set_frontend()
456 	state->frequency = fe_params->frequency;  in tda10086_set_frontend()
463 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_get_frontend()  local
475 	tmp64 = tda10086_read_byte(state, 0x52);  in tda10086_get_frontend()
476 	tmp64 |= (tda10086_read_byte(state, 0x51) << 8);  in tda10086_get_frontend()
481 	fe_params->frequency = (int) state->frequency + (int) tmp64;  in tda10086_get_frontend()
484 	val = tda10086_read_byte(state, 0x0c);  in tda10086_get_frontend()
489 			if (state->config->invert)  in tda10086_get_frontend()
494 			if (state->config->invert)  in tda10086_get_frontend()
499 		tda10086_read_byte(state, 0x0f);  in tda10086_get_frontend()
503 			if (state->config->invert)  in tda10086_get_frontend()
508 			if (state->config->invert)  in tda10086_get_frontend()
515 	tmp = tda10086_read_byte(state, 0x1d);  in tda10086_get_frontend()
519 	tmp = ((state->symbol_rate/1000) * tmp) / (1000000/1000);  in tda10086_get_frontend()
520 	fe_params->symbol_rate = state->symbol_rate + tmp;  in tda10086_get_frontend()
523 	val = (tda10086_read_byte(state, 0x0d) & 0x70) >> 4;  in tda10086_get_frontend()
556 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_read_status()  local
561 	val = tda10086_read_byte(state, 0x0e);  in tda10086_read_status()
573 		if (!state->has_lock) {  in tda10086_read_status()
574 			state->has_lock = true;  in tda10086_read_status()
576 			tda10086_write_byte(state, 0x02, 0x00);  in tda10086_read_status()
585 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_read_signal_strength()  local
590 	_str = 0xff - tda10086_read_byte(state, 0x43);  in tda10086_read_signal_strength()
598 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_read_snr()  local
603 	_snr = 0xff - tda10086_read_byte(state, 0x1c);  in tda10086_read_snr()
611 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_read_ucblocks()  local
616 	*ucblocks = tda10086_read_byte(state, 0x18) & 0x7f;  in tda10086_read_ucblocks()
619 	tda10086_write_byte(state, 0x18, 0x00);  in tda10086_read_ucblocks()
620 	tda10086_write_byte(state, 0x18, 0x80);  in tda10086_read_ucblocks()
627 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_read_ber()  local
633 	*ber |= tda10086_read_byte(state, 0x15);  in tda10086_read_ber()
634 	*ber |= tda10086_read_byte(state, 0x16) << 8;  in tda10086_read_ber()
635 	*ber |= (tda10086_read_byte(state, 0x17) & 0xf) << 16;  in tda10086_read_ber()
642 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_sleep()  local
646 	tda10086_write_mask(state, 0x00, 0x08, 0x08);  in tda10086_sleep()
653 	struct tda10086_state* state = fe->demodulator_priv;  in tda10086_i2c_gate_ctrl()  local
658 		tda10086_write_mask(state, 0x00, 0x10, 0x10);  in tda10086_i2c_gate_ctrl()
660 		tda10086_write_mask(state, 0x00, 0x10, 0x00);  in tda10086_i2c_gate_ctrl()
701 	struct tda10086_state *state = fe->demodulator_priv;  in tda10086_release()  local
703 	kfree(state);  in tda10086_release()
745 	struct tda10086_state *state;  in tda10086_attach()  local
750 	state = kzalloc(sizeof(struct tda10086_state), GFP_KERNEL);  in tda10086_attach()
751 	if (!state)  in tda10086_attach()
755 	state->config = config;  in tda10086_attach()
756 	state->i2c = i2c;  in tda10086_attach()
759 	if (tda10086_read_byte(state, 0x1e) != 0xe1) {  in tda10086_attach()
760 		kfree(state);  in tda10086_attach()
765 	memcpy(&state->frontend.ops, &tda10086_ops, sizeof(struct dvb_frontend_ops));  in tda10086_attach()
766 	state->frontend.demodulator_priv = state;  in tda10086_attach()
767 	return &state->frontend;  in tda10086_attach()