961 static void os03b10_get_gain_reg(u32 total_gain, u32 *again, u32 *dgain)  in os03b10_get_gain_reg()  argument
965 	if (total_gain < 256) {/* 1x gain ~ 16x gain*/  in os03b10_get_gain_reg()
966 		*again = total_gain;  in os03b10_get_gain_reg()
968 	} else if (total_gain < 512) {/* 16x gain ~ 32x gain */  in os03b10_get_gain_reg()
969 		step = (total_gain - 256) * 0x40 / 256;  in os03b10_get_gain_reg()
972 	} else if (total_gain < 1024) {/* 32x gain ~ 64x gain */  in os03b10_get_gain_reg()
973 		step = (total_gain - 512) * 0x80 / 512;  in os03b10_get_gain_reg()
976 	} else if (total_gain < 2048) {/* 64x gain ~ 128x gain */  in os03b10_get_gain_reg()
977 		step = (total_gain - 1024) * 0x100 / 1024;  in os03b10_get_gain_reg()
980 	} else if (total_gain < 4096) {/* 128x gain ~ 256x gain */  in os03b10_get_gain_reg()
981 		step = (total_gain - 2048) *  0x200 / 2048;  in os03b10_get_gain_reg()
984 	} else if (total_gain <= 8192) {/* 256x gain ~ 512x gain */  in os03b10_get_gain_reg()
985 		step = (total_gain - 4096) * 0x400 / 4096;  in os03b10_get_gain_reg()