The patch titled
pcmcia: use DMA_MASK_NONE for the default for all pcmcia devices
has been added to the -mm tree. Its filename is
pcmcia-use-dma_mask_none-for-the-default-for-all.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: pcmcia: use DMA_MASK_NONE for the default for all pcmcia devices
From: James Bottomley <[EMAIL PROTECTED]>
Most non cardbus devices can't do dma, so flag them as such in the device
creation routine.
Signed-off-by: James Bottomley <[EMAIL PROTECTED]>
Cc: Andi Kleen <[EMAIL PROTECTED]>
Cc: Alan Cox <[EMAIL PROTECTED]>
Cc: Tejun Heo <[EMAIL PROTECTED]>
Cc: Natalie Protasevich <[EMAIL PROTECTED]>
Cc: Jeff Garzik <[EMAIL PROTECTED]>
Cc: Dominik Brodowski <[EMAIL PROTECTED]>
Cc: Russell King <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/pcmcia/ds.c | 4 ++++
include/pcmcia/ds.h | 1 +
2 files changed, 5 insertions(+)
diff -puN drivers/pcmcia/ds.c~pcmcia-use-dma_mask_none-for-the-default-for-all
drivers/pcmcia/ds.c
--- a/drivers/pcmcia/ds.c~pcmcia-use-dma_mask_none-for-the-default-for-all
+++ a/drivers/pcmcia/ds.c
@@ -23,6 +23,7 @@
#include <linux/crc32.h>
#include <linux/firmware.h>
#include <linux/kref.h>
+#include <linux/dma-mapping.h>
#define IN_CARD_SERVICES
#include <pcmcia/cs_types.h>
@@ -670,6 +671,9 @@ struct pcmcia_device * pcmcia_device_add
p_dev->dev.bus = &pcmcia_bus_type;
p_dev->dev.parent = s->dev.parent;
p_dev->dev.release = pcmcia_release_dev;
+ /* by default don't allow DMA */
+ p_dev->dma_mask = DMA_MASK_NONE;
+ p_dev->dev.dma_mask = &p_dev->dma_mask;
bus_id_len = sprintf (p_dev->dev.bus_id, "%d.%d", p_dev->socket->sock,
p_dev->device_no);
p_dev->devname = kmalloc(6 + bus_id_len + 1, GFP_KERNEL);
diff -puN include/pcmcia/ds.h~pcmcia-use-dma_mask_none-for-the-default-for-all
include/pcmcia/ds.h
--- a/include/pcmcia/ds.h~pcmcia-use-dma_mask_none-for-the-default-for-all
+++ a/include/pcmcia/ds.h
@@ -184,6 +184,7 @@ struct pcmcia_device {
char * prod_id[4];
+ u64 dma_mask;
struct device dev;
/* data private to drivers */
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
origin.patch
git-libata-all.patch
introduce-dma_mask_none-as-a-signal-for-unable-to-do.patch
pcmcia-use-dma_mask_none-for-the-default-for-all.patch
git-scsi-misc.patch
-
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