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/linux-3.4.99/drivers/media/dvb/frontends/
Ddib0090.c152 s16 current_gain; /* keeps the currently programmed gain */ member
971 if (gain_delta >= ((s16) gain - state->current_gain)) /* overflow */ in dib0090_gain_apply()
972 state->current_gain = gain; in dib0090_gain_apply()
974 state->current_gain += gain_delta; in dib0090_gain_apply()
976 if (state->current_gain < 0) in dib0090_gain_apply()
977 state->current_gain = 0; in dib0090_gain_apply()
980 gain = state->current_gain >> GAIN_ALPHA; in dib0090_gain_apply()
1220 state->current_gain = ((state->rf_ramp[0] + state->bb_ramp[0]) / 2) << GAIN_ALPHA; in dib0090_gain_control()
1325 (u32) state->rf_gain_limit >> WBD_ALPHA, (s32) 200 + adc - (state->current_gain >> GAIN_ALPHA)); in dib0090_gain_control()