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/linux-4.1.27/drivers/i2c/busses/
Di2c-cadence.c626 unsigned long fscl = *f, best_fscl = *f, actual_fscl, temp; in cdns_i2c_calc_divs() local
648 actual_fscl = input_clk / (22 * (div_a + 1) * (div_b + 1)); in cdns_i2c_calc_divs()
650 if (actual_fscl > fscl) in cdns_i2c_calc_divs()
653 current_error = ((actual_fscl > fscl) ? (actual_fscl - fscl) : in cdns_i2c_calc_divs()
654 (fscl - actual_fscl)); in cdns_i2c_calc_divs()
659 best_fscl = actual_fscl; in cdns_i2c_calc_divs()