[MMC] Convert mmci to use data->blksz rather than data->blksz_bits
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/mmc/mmci.c b/drivers/mmc/mmci.c
index 1886562..8419489 100644
--- a/drivers/mmc/mmci.c
+++ b/drivers/mmc/mmci.c
@@ -69,12 +69,13 @@
unsigned int datactrl, timeout, irqmask;
unsigned long long clks;
void __iomem *base;
+ int blksz_bits;
DBG(host, "blksz %04x blks %04x flags %08x\n",
- 1 << data->blksz_bits, data->blocks, data->flags);
+ data->blksz, data->blocks, data->flags);
host->data = data;
- host->size = data->blocks << data->blksz_bits;
+ host->size = data->blksz;
host->data_xfered = 0;
mmci_init_sg(host, data);
@@ -88,7 +89,10 @@
writel(timeout, base + MMCIDATATIMER);
writel(host->size, base + MMCIDATALENGTH);
- datactrl = MCI_DPSM_ENABLE | data->blksz_bits << 4;
+ blksz_bits = ffs(data->blksz) - 1;
+ BUG_ON(1 << blksz_bits != data->blksz);
+
+ datactrl = MCI_DPSM_ENABLE | blksz_bits << 4;
if (data->flags & MMC_DATA_READ) {
datactrl |= MCI_DPSM_DIRECTION;
irqmask = MCI_RXFIFOHALFFULLMASK;
@@ -145,7 +149,7 @@
unsigned int status)
{
if (status & MCI_DATABLOCKEND) {
- host->data_xfered += 1 << data->blksz_bits;
+ host->data_xfered += data->blksz;
}
if (status & (MCI_DATACRCFAIL|MCI_DATATIMEOUT|MCI_TXUNDERRUN|MCI_RXOVERRUN)) {
if (status & MCI_DATACRCFAIL)