diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/s3cmci.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c index bb412331e3d7..5211d90d34ef 100644 --- a/drivers/mmc/host/s3cmci.c +++ b/drivers/mmc/host/s3cmci.c @@ -238,6 +238,7 @@ static void do_pio_read(struct s3cmci_host *host) { int res; u32 fifo; + u32 *ptr; u32 fifo_words; void __iomem *from_ptr; @@ -283,8 +284,10 @@ static void do_pio_read(struct s3cmci_host *host) host->pio_count += fifo; fifo_words = fifo >> 2; + ptr = host->pio_ptr; while (fifo_words--) - *(host->pio_ptr++) = readl(from_ptr); + *ptr++ = readl(from_ptr); + host->pio_ptr = ptr; if (fifo & 3) { u32 n = fifo & 3; @@ -319,6 +322,7 @@ static void do_pio_write(struct s3cmci_host *host) void __iomem *to_ptr; int res; u32 fifo; + u32 *ptr; to_ptr = host->base + host->sdidata; @@ -353,8 +357,10 @@ static void do_pio_write(struct s3cmci_host *host) host->pio_count += fifo; fifo = (fifo + 3) >> 2; + ptr = host->pio_ptr; while (fifo--) - writel(*(host->pio_ptr++), to_ptr); + writel(*ptr++, to_ptr); + host->pio_ptr = ptr; } enable_imask(host, S3C2410_SDIIMSK_TXFIFOHALF); |