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* [patch 6/6] [RFC] Add MMC Password Protection (lock/unlock) support V6
@ 2006-11-17 13:13 Anderson Briglia
  0 siblings, 0 replies; only message in thread
From: Anderson Briglia @ 2006-11-17 13:13 UTC (permalink / raw)
  To: Linux-omap-open-source@linux.omap.com
  Cc: linux-kernel, Pierre Ossman, ext David Brownell, Russell King,
	Tony Lindgren, Aguiar Carlos (EXT-INdT/Manaus),
	Biris Ilias (EXT-INdT/Manaus)

[-- Attachment #1: Type: text/plain, Size: 804 bytes --]

OMAP platform specific patch.
- Adjust the frame count for DMA transfers.

Signed-off-by: Anderson Briglia <anderson.briglia <at> indt.org.br>
Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar <at> indt.org.br>

Index: linux-omap-2.6.git/drivers/mmc/omap.c
===================================================================
--- linux-omap-2.6.git.orig/drivers/mmc/omap.c	2006-11-17 09:05:47.000000000 -0400
+++ linux-omap-2.6.git/drivers/mmc/omap.c	2006-11-17 09:08:30.000000000 -0400
@@ -628,6 +628,10 @@ mmc_omap_prepare_dma(struct mmc_omap_hos

  	data_addr = host->phys_base + OMAP_MMC_REG_DATA;
  	frame = data->blksz;
+
+	/* MMC LOCK/UNLOCK: Do frame size multiple of 16bits (2bytes) */
+	frame += frame&0x1;
+
  	count = sg_dma_len(sg);

  	if ((data->blocks == 1) && (count > (data->blksz)))


[-- Attachment #2: mmc_omap_dma.diff --]
[-- Type: text/x-patch, Size: 801 bytes --]

OMAP platform specific patch.
- Adjust the frame count for DMA transfers.

Signed-off-by: Anderson Briglia <anderson.briglia <at> indt.org.br>
Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar <at> indt.org.br>

Index: linux-omap-2.6.git/drivers/mmc/omap.c
===================================================================
--- linux-omap-2.6.git.orig/drivers/mmc/omap.c	2006-11-17 09:05:47.000000000 -0400
+++ linux-omap-2.6.git/drivers/mmc/omap.c	2006-11-17 09:08:30.000000000 -0400
@@ -628,6 +628,10 @@ mmc_omap_prepare_dma(struct mmc_omap_hos
 
 	data_addr = host->phys_base + OMAP_MMC_REG_DATA;
 	frame = data->blksz;
+
+	/* MMC LOCK/UNLOCK: Do frame size multiple of 16bits (2bytes) */
+	frame += frame&0x1;
+
 	count = sg_dma_len(sg);
 
 	if ((data->blocks == 1) && (count > (data->blksz)))

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2006-11-17 13:13 [patch 6/6] [RFC] Add MMC Password Protection (lock/unlock) support V6 Anderson Briglia

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