SDHCI_HS400_TUNING
if (host->flags & SDHCI_HS400_TUNING) {
host->flags &= ~SDHCI_HS400_TUNING;
host->flags & SDHCI_HS400_TUNING)
host->flags & SDHCI_HS400_TUNING)
if (host->flags & SDHCI_HS400_TUNING)
hs400_tuning = host->flags & SDHCI_HS400_TUNING;
host->flags |= SDHCI_HS400_TUNING;
host->flags |= SDHCI_HS400_TUNING;
host->flags & SDHCI_HS400_TUNING)) {
host->flags &= ~SDHCI_HS400_TUNING;
host->flags |= SDHCI_HS400_TUNING;
hs400_tuning = host->flags & SDHCI_HS400_TUNING;
host->flags &= ~SDHCI_HS400_TUNING;