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Commit bdef2fe8 authored by Nicolas Ferre's avatar Nicolas Ferre Committed by Linus Torvalds
Browse files

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.

[akpm@linux-foundation.org: flush_kernel_dcache_page() comes before kunmap_atomic()]
Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 3f8bf8f0

drivers/mmc/host/at91_mci.c

+1 −1
Original line number Diff line number Diff line
@@ -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;