206 static int s921_i2c_writereg(struct s921_state *state,  in s921_i2c_writereg()  argument
215 	rc = i2c_transfer(state->i2c, &msg, 1);  in s921_i2c_writereg()
225 static int s921_i2c_writeregdata(struct s921_state *state, u8 i2c_addr,  in s921_i2c_writeregdata()  argument
231 		rc = s921_i2c_writereg(state, i2c_addr, rd[i].reg, rd[i].data);  in s921_i2c_writeregdata()
238 static int s921_i2c_readreg(struct s921_state *state, u8 i2c_addr, u8 reg)  in s921_i2c_readreg()  argument
247 	rc = i2c_transfer(state->i2c, msg, 2);  in s921_i2c_readreg()
257 #define s921_readreg(state, reg) \  argument
258 	s921_i2c_readreg(state, state->config->demod_address, reg)
259 #define s921_writereg(state, reg, val) \  argument
260 	s921_i2c_writereg(state, state->config->demod_address, reg, val)
261 #define s921_writeregdata(state, regdata) \  argument
262 	s921_i2c_writeregdata(state, state->config->demod_address, \
268 	struct s921_state *state = fe->demodulator_priv;  in s921_pll_tune()  local
292 	rc = s921_writeregdata(state, s921_prefreq);  in s921_pll_tune()
296 	rc = s921_writereg(state, 0xf2, (f_offset >> 8) & 0xff);  in s921_pll_tune()
300 	rc = s921_writereg(state, 0xf3, f_offset & 0xff);  in s921_pll_tune()
304 	rc = s921_writereg(state, 0xf4, f_switch);  in s921_pll_tune()
308 	rc = s921_writeregdata(state, s921_postfreq);  in s921_pll_tune()
313 		rc = s921_readreg(state, 0x80);  in s921_pll_tune()
316 	rc = s921_writereg(state, 0x01, 0x40);  in s921_pll_tune()
320 	rc = s921_readreg(state, 0x01);  in s921_pll_tune()
323 	rc = s921_readreg(state, 0x80);  in s921_pll_tune()
326 	rc = s921_readreg(state, 0x80);  in s921_pll_tune()
329 	rc = s921_readreg(state, 0x32);  in s921_pll_tune()
339 	struct s921_state *state = fe->demodulator_priv;  in s921_initfe()  local
344 	rc = s921_writeregdata(state, s921_init);  in s921_initfe()
353 	struct s921_state *state = fe->demodulator_priv;  in s921_read_status()  local
358 	rc = s921_readreg(state, 0x81);  in s921_read_status()
364 	rc = s921_readreg(state, 0x82);  in s921_read_status()
393 	struct s921_state *state = fe->demodulator_priv;  in s921_read_signal_strength()  local
405 	rc = s921_readreg(state, 0x01);  in s921_read_signal_strength()
408 	rc = s921_readreg(state, 0x80);  in s921_read_signal_strength()
411 	rc = s921_readreg(state, 0x32);  in s921_read_signal_strength()
420 	struct s921_state *state = fe->demodulator_priv;  in s921_set_frontend()  local
431 	state->currentfreq = p->frequency;  in s921_set_frontend()
439 	struct s921_state *state = fe->demodulator_priv;  in s921_get_frontend()  local
442 	p->frequency = state->currentfreq;  in s921_get_frontend()
474 	struct s921_state *state = fe->demodulator_priv;  in s921_release()  local
477 	kfree(state);  in s921_release()
486 	struct s921_state *state =  in s921_attach()  local
490 	if (!state) {  in s921_attach()
496 	state->config = config;  in s921_attach()
497 	state->i2c = i2c;  in s921_attach()
500 	memcpy(&state->frontend.ops, &s921_ops,  in s921_attach()
502 	state->frontend.demodulator_priv = state;  in s921_attach()
504 	return &state->frontend;  in s921_attach()