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Searched refs:top_delta (Results 1 – 1 of 1) sorted by relevance

/openbmc/linux/drivers/media/dvb-frontends/
H A Ddib0090.c916 static void dib0090_gain_apply(struct dib0090_state *state, s16 gain_delta, s16 top_delta, u8 force) in dib0090_gain_apply() argument
922 if (top_delta < -511) in dib0090_gain_apply()
923 top_delta = -511; in dib0090_gain_apply()
924 if (top_delta > 511) in dib0090_gain_apply()
925 top_delta = 511; in dib0090_gain_apply()
928 top_delta *= (1 << WBD_ALPHA); in dib0090_gain_apply()
932 if (top_delta >= ((s16) (state->rf_ramp[0] << WBD_ALPHA) - state->rf_gain_limit)) /* overflow */ in dib0090_gain_apply()
935 state->rf_gain_limit += top_delta; in dib0090_gain_apply()