[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 (file)
--- a/drivers/mmc/mmci.c
+++ b/drivers/mmc/mmci.c
@@ -69,12 +69,13 @@ static void mmci_start_data(struct mmci_host *host, struct mmc_data *data)
        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 @@ static void mmci_start_data(struct mmci_host *host, struct mmc_data *data)
        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 @@ mmci_data_irq(struct mmci_host *host, struct mmc_data *data,
              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)