133 static int stb6100_read_regs(struct stb6100_state *state, u8 regs[])  in stb6100_read_regs()  argument
137 		.addr	= state->config->tuner_address,  in stb6100_read_regs()
143 	rc = i2c_transfer(state->i2c, &msg, 1);  in stb6100_read_regs()
146 			state->config->tuner_address, rc);  in stb6100_read_regs()
153 		dprintk(verbose, FE_DEBUG, 1, "    Read from 0x%02x", state->config->tuner_address);  in stb6100_read_regs()
160 static int stb6100_read_reg(struct stb6100_state *state, u8 reg)  in stb6100_read_reg()  argument
165 		.addr	= state->config->tuner_address + reg,  in stb6100_read_reg()
171 	i2c_transfer(state->i2c, &msg, 1);  in stb6100_read_reg()
178 		dprintk(verbose, FE_DEBUG, 1, "    Read from 0x%02x", state->config->tuner_address);  in stb6100_read_reg()
185 static int stb6100_write_reg_range(struct stb6100_state *state, u8 buf[], int start, int len)  in stb6100_write_reg_range()  argument
190 		.addr	= state->config->tuner_address,  in stb6100_write_reg_range()
214 …dprintk(verbose, FE_DEBUG, 1, "    Write @ 0x%02x: [%d:%d]", state->config->tuner_address, start, …  in stb6100_write_reg_range()
218 	rc = i2c_transfer(state->i2c, &msg, 1);  in stb6100_write_reg_range()
221 			(unsigned int)state->config->tuner_address, start, len,	rc);  in stb6100_write_reg_range()
227 static int stb6100_write_reg(struct stb6100_state *state, u8 reg, u8 data)  in stb6100_write_reg()  argument
234 	return stb6100_write_reg_range(state, &data, reg, 1);  in stb6100_write_reg()
241 	struct stb6100_state *state = fe->tuner_priv;  in stb6100_get_status()  local
243 	rc = stb6100_read_reg(state, STB6100_LD);  in stb6100_get_status()
255 	struct stb6100_state *state = fe->tuner_priv;  in stb6100_get_bandwidth()  local
257 	rc = stb6100_read_reg(state, STB6100_F);  in stb6100_get_bandwidth()
262 	state->status.bandwidth = (f + 5) * 2000;	/* x2 for ZIF	*/  in stb6100_get_bandwidth()
264 	*bandwidth = state->bandwidth = state->status.bandwidth * 1000;  in stb6100_get_bandwidth()
265 	dprintk(verbose, FE_DEBUG, 1, "bandwidth = %u Hz", state->bandwidth);  in stb6100_get_bandwidth()
273 	struct stb6100_state *state = fe->tuner_priv;  in stb6100_set_bandwidth()  local
289 	rc = stb6100_write_reg(state, STB6100_FCCK, 0x0d | STB6100_FCCK_FCCK);  in stb6100_set_bandwidth()
292 	rc = stb6100_write_reg(state, STB6100_F, 0xc0 | tmp);  in stb6100_set_bandwidth()
298 	rc = stb6100_write_reg(state, STB6100_FCCK, 0x0d);  in stb6100_set_bandwidth()
312 	struct stb6100_state *state = fe->tuner_priv;  in stb6100_get_frequency()  local
315 	rc = stb6100_read_regs(state, regs);  in stb6100_get_frequency()
323 	fvco = (nfrac * state->reference >> (9 - psd2)) + (nint * state->reference << psd2);  in stb6100_get_frequency()
324 	*frequency = state->frequency = fvco >> (odiv + 1);  in stb6100_get_frequency()
328 		state->frequency, odiv, psd2, state->reference,	fvco, nint, nfrac);  in stb6100_get_frequency()
337 	struct stb6100_state *state = fe->tuner_priv;  in stb6100_set_frequency()  local
353 	rc = stb6100_write_reg(state, STB6100_FCCK, 0x4d | STB6100_FCCK_FCCK);  in stb6100_set_frequency()
359 	rc = stb6100_write_reg(state, STB6100_LPEN, regs[STB6100_LPEN]);  in stb6100_set_frequency()
384 	rc = stb6100_write_reg(state, STB6100_VCO, regs[STB6100_VCO]);  in stb6100_set_frequency()
395 	nint = fvco / (state->reference << psd2);  in stb6100_set_frequency()
397 	nfrac = DIV_ROUND_CLOSEST((fvco - (nint * state->reference << psd2))  in stb6100_set_frequency()
398 					 << (9 - psd2), state->reference);  in stb6100_set_frequency()
402 	rc = stb6100_write_reg(state, STB6100_NI, regs[STB6100_NI]);  in stb6100_set_frequency()
408 	rc = stb6100_write_reg(state, STB6100_NF_LSB, regs[STB6100_NF_LSB]);  in stb6100_set_frequency()
415 	rc = stb6100_write_reg(state, STB6100_K, regs[STB6100_K]);  in stb6100_set_frequency()
430 	rc = stb6100_write_reg(state, STB6100_G, regs[STB6100_G]);  in stb6100_set_frequency()
438 	rc = stb6100_write_reg(state, STB6100_DLB, regs[STB6100_DLB]);  in stb6100_set_frequency()
445 		(unsigned int)psd2, state->reference,  in stb6100_set_frequency()
450 	rc = stb6100_write_reg(state, STB6100_TEST1, regs[STB6100_TEST1]);  in stb6100_set_frequency()
454 	rc = stb6100_write_reg(state, STB6100_TEST3, regs[STB6100_TEST3]);  in stb6100_set_frequency()
460 	rc = stb6100_write_reg(state, STB6100_LPEN, regs[STB6100_LPEN]);  in stb6100_set_frequency()
468 	rc = stb6100_write_reg(state, STB6100_VCO, regs[STB6100_VCO]);  in stb6100_set_frequency()
476 	rc = stb6100_write_reg(state, STB6100_VCO, regs[STB6100_VCO]);  in stb6100_set_frequency()
480 	rc = stb6100_write_reg(state, STB6100_FCCK, 0x0d);  in stb6100_set_frequency()
497 	struct stb6100_state *state = fe->tuner_priv;  in stb6100_init()  local
498 	struct tuner_state *status = &state->status;  in stb6100_init()
505 	state->bandwidth	= status->bandwidth * 1000;	/* Hz	*/  in stb6100_init()
506 	state->reference	= status->refclock / 1000;	/* kHz	*/  in stb6100_init()
514 			     struct tuner_state *state)  in stb6100_get_state()  argument
518 		stb6100_get_frequency(fe, &state->frequency);  in stb6100_get_state()
525 		stb6100_get_bandwidth(fe, &state->bandwidth);  in stb6100_get_state()
538 			     struct tuner_state *state)  in stb6100_set_state()  argument
544 		stb6100_set_frequency(fe, state->frequency);  in stb6100_set_state()
545 		tstate->frequency = state->frequency;  in stb6100_set_state()
552 		stb6100_set_bandwidth(fe, state->bandwidth);  in stb6100_set_state()
553 		tstate->bandwidth = state->bandwidth;  in stb6100_set_state()
584 	struct stb6100_state *state = NULL;  in stb6100_attach()  local
586 	state = kzalloc(sizeof (struct stb6100_state), GFP_KERNEL);  in stb6100_attach()
587 	if (!state)  in stb6100_attach()
590 	state->config		= config;  in stb6100_attach()
591 	state->i2c		= i2c;  in stb6100_attach()
592 	state->frontend		= fe;  in stb6100_attach()
593 	state->reference	= config->refclock / 1000; /* kHz */  in stb6100_attach()
594 	fe->tuner_priv		= state;  in stb6100_attach()
603 	struct stb6100_state *state = fe->tuner_priv;  in stb6100_release()  local
606 	kfree(state);  in stb6100_release()