bestcase 891 drivers/mmc/host/sdhci-tegra.c u32 clk_rate_mhz, period_ps, bestcase, worstcase; bestcase 902 drivers/mmc/host/sdhci-tegra.c bestcase = period_ps / min_tap_dly; bestcase 908 drivers/mmc/host/sdhci-tegra.c thdupper = (2 * worstcase + bestcase) / 2;