mmc: at91_mci: modify cache flush routines

As we were using an internal dma flushing routine, this patch changes to
the DMA API flush_kernel_dcache_page().  Driver is able to compile now.

[[email protected]: flush_kernel_dcache_page() comes before kunmap_atomic()]
Signed-off-by: Nicolas Ferre <[email protected]>
Cc: James Bottomley <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
index a6dd7da37357a11667755d22d6898df8e3fc97e9..336d9f553f3e85ae6240b5a22c83ae0eb33fe3b0 100644 (file)
--- a/drivers/mmc/host/at91_mci.c
+++ b/drivers/mmc/host/at91_mci.c
@@ -314,8 +314,8 @@ static void at91_mci_post_dma_read(struct at91mci_host *host)
                        dmabuf = (unsigned *)tmpv;
                }
 
+               flush_kernel_dcache_page(sg_page(sg));
                kunmap_atomic(sgbuffer, KM_BIO_SRC_IRQ);
-               dmac_flush_range((void *)sgbuffer, ((void *)sgbuffer) + amount);
                data->bytes_xfered += amount;
                if (size == 0)
                        break;