BCM_SDHCI_SEGSZ_LEFT
BCM_SDHCI_SEGSZ_LEFT(slot) >= BCM_SDHCI_BUFFER_SIZE) {
left = BCM_SDHCI_SEGSZ_LEFT(slot);
if (BCM_SDHCI_SEGSZ_LEFT(slot) < BCM_DMA_BLOCK_SIZE)