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

/openbmc/linux/drivers/gpu/drm/ingenic/
H A Dingenic-ipu.c128 static inline s32 cubic_conv(s32 f_a, s32 f_x) in cubic_conv() function
187 w0 = F2I(f_h + 512 * cubic_conv(f_a, I2F(512 + weight) / 512)); in jz4760_set_coefs()
188 w1 = F2I(f_h + 512 * cubic_conv(f_a, I2F(0 + weight) / 512)); in jz4760_set_coefs()
189 w2 = F2I(f_h + 512 * cubic_conv(f_a, I2F(512 - weight) / 512)); in jz4760_set_coefs()
190 w3 = F2I(f_h + 512 * cubic_conv(f_a, I2F(1024 - weight) / 512)); in jz4760_set_coefs()