linux-kernel - [PATCH] MMC: at91_mci: modify cache flush routines

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Date:	Tue, 11 May 2010 19:09:53 +0200
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	linux-arm-kernel@...ts.infradead.org, akpm@...ux-foundation.org,
	linux-mmc@...r.kernel.org, avictor.za@...il.com,
	linux@....linux.org.uk
Cc:	linux-kernel@...r.kernel.org,
	Nicolas Ferre <nicolas.ferre@...el.com>
Subject: [PATCH] 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.

Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
---
 drivers/mmc/host/at91_mci.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
index a6dd7da..813d208 100644
--- a/drivers/mmc/host/at91_mci.c
+++ b/drivers/mmc/host/at91_mci.c
@@ -315,7 +315,7 @@ static void at91_mci_post_dma_read(struct at91mci_host *host)
 		}
 
 		kunmap_atomic(sgbuffer, KM_BIO_SRC_IRQ);
-		dmac_flush_range((void *)sgbuffer, ((void *)sgbuffer) + amount);
+		flush_kernel_dcache_page(sg_page(sg));
 		data->bytes_xfered += amount;
 		if (size == 0)
 			break;
-- 
1.5.6.5

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