Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=43d9f7fda11a3413c99fbbde35005ec3138eb865
Commit: 43d9f7fda11a3413c99fbbde35005ec3138eb865
Parent: 32e8f70230c0c417490787b3f48b6ed6c48e7ec9
Author: James Bottomley <[EMAIL PROTECTED]>
AuthorDate: Tue Oct 16 01:23:58 2007 -0700
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Tue Oct 16 09:42:50 2007 -0700
pcmcia: use DMA_MASK_NONE for the default for all pcmcia devices
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]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
drivers/pcmcia/ds.c | 4 ++++
include/pcmcia/ds.h | 1 +
2 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 55baa1f..7bf78c1 100644
--- a/drivers/pcmcia/ds.c
+++ b/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(struct
pcmcia_socket *s, unsigned int f
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 --git a/include/pcmcia/ds.h b/include/pcmcia/ds.h
index 90ef552..f047a1f 100644
--- a/include/pcmcia/ds.h
+++ b/include/pcmcia/ds.h
@@ -184,6 +184,7 @@ struct pcmcia_device {
char * prod_id[4];
+ u64 dma_mask;
struct device dev;
#ifdef CONFIG_PCMCIA_IOCTL
-
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