s_prev2 100 drivers/media/pci/cx88/cx88-dsp.c s32 s_prev2 = 0; s_prev2 108 drivers/media/pci/cx88/cx88-dsp.c s32 s = x[i] + ((s64)coeff * s_prev / 32768) - s_prev2; s_prev2 110 drivers/media/pci/cx88/cx88-dsp.c s_prev2 = s_prev; s_prev2 114 drivers/media/pci/cx88/cx88-dsp.c tmp = (s64)s_prev2 * s_prev2 + (s64)s_prev * s_prev - s_prev2 115 drivers/media/pci/cx88/cx88-dsp.c (s64)coeff * s_prev2 * s_prev / 32768;