45 	int16_t *history;  member
57 	int16_t *history;  member
68 	float *history;  member
77 	fir->history = kcalloc(taps, sizeof(int16_t), GFP_KERNEL);  in fir16_create()
78 	return fir->history;  in fir16_create()
83 	memset(fir->history, 0, fir->taps * sizeof(int16_t));  in fir16_flush()
88 	kfree(fir->history);  in fir16_free()
98 	fir->history[fir->curr_pos] = sample;  in fir16()
104 		y += fir->coeffs[i] * fir->history[i - offset1];  in fir16()
106 		y += fir->coeffs[i] * fir->history[i + offset2];  in fir16()
119 	fir->history = kcalloc(taps, sizeof(int16_t), GFP_KERNEL);  in fir32_create()
120 	return fir->history;  in fir32_create()
125 	memset(fir->history, 0, fir->taps * sizeof(int16_t));  in fir32_flush()
130 	kfree(fir->history);  in fir32_free()
140 	fir->history[fir->curr_pos] = sample;  in fir32()
145 		y += fir->coeffs[i] * fir->history[i - offset1];  in fir32()
147 		y += fir->coeffs[i] * fir->history[i + offset2];  in fir32()