56 	int				(*gain_dB_to_code)(int gain, int *code);
57 	int				(*code_to_gain_dB)(int code, int *val, int *val2);
68 static int gain_dB_to_code(struct hmc425a_state *st, int val, int val2, int *code)  in gain_dB_to_code()  argument
83 	return st->chip_info->gain_dB_to_code(gain, code);  in gain_dB_to_code()
86 static int hmc425a_gain_dB_to_code(int gain, int *code)  in hmc425a_gain_dB_to_code()  argument
88 	*code = ~((abs(gain) / 500) & 0x3F);  in hmc425a_gain_dB_to_code()
92 static int hmc540s_gain_dB_to_code(int gain, int *code)  in hmc540s_gain_dB_to_code()  argument
94 	*code = ~((abs(gain) / 1000) & 0xF);  in hmc540s_gain_dB_to_code()
98 static int adrf5740_gain_dB_to_code(int gain, int *code)  in adrf5740_gain_dB_to_code()  argument
103 	*code = temp & BIT(3) ? temp | BIT(2) : temp;  in adrf5740_gain_dB_to_code()
107 static int ltc6373_gain_dB_to_code(int gain, int *code)  in ltc6373_gain_dB_to_code()  argument
109 	*code = ~(DIV_ROUND_CLOSEST(gain, LTC6373_CONVERSION_CONSTANT) + 3)  in ltc6373_gain_dB_to_code()
121 static int hmc425a_code_to_gain_dB(int code, int *val, int *val2)  in hmc425a_code_to_gain_dB()  argument
123 	*val = (~code * -500) / 1000;  in hmc425a_code_to_gain_dB()
124 	*val2 = ((~code * -500) % 1000) * 1000;  in hmc425a_code_to_gain_dB()
128 static int hmc540s_code_to_gain_dB(int code, int *val, int *val2)  in hmc540s_code_to_gain_dB()  argument
130 	*val = (~code * -1000) / 1000;  in hmc540s_code_to_gain_dB()
131 	*val2 = ((~code * -1000) % 1000) * 1000;  in hmc540s_code_to_gain_dB()
135 static int adrf5740_code_to_gain_dB(int code, int *val, int *val2)  in adrf5740_code_to_gain_dB()  argument
141 	code = code & BIT(3) ? code & ~BIT(2) : code;  in adrf5740_code_to_gain_dB()
142 	*val = (code * -2000) / 1000;  in adrf5740_code_to_gain_dB()
143 	*val2 = ((code * -2000) % 1000) * 1000;  in adrf5740_code_to_gain_dB()
147 static int ltc6373_code_to_gain_dB(int code, int *val, int *val2)  in ltc6373_code_to_gain_dB()  argument
149 	int gain = ((~code & LTC6373_CONVERSION_MASK) - 3) *  in ltc6373_code_to_gain_dB()
197 	int code = 0, ret;  in hmc425a_write_raw()  local
202 		ret = gain_dB_to_code(st, val, val2, &code);  in hmc425a_write_raw()
205 		st->gain = code;  in hmc425a_write_raw()
253 	int code, ret;  in ltc6373_write_powerdown()  local
261 	code = (powerdown) ? LTC6373_SHUTDOWN : st->gain;  in ltc6373_write_powerdown()
262 	hmc425a_write(indio_dev, code);  in ltc6373_write_powerdown()