Patch removes our homegrown DMA masks and uses the ones defined in the kernel.
This patch replaces the broken one I sent in earlier. It has been tested and works. Please discard the first submission.
Signed-off-by: Mike Miller <mike.miller@xxxxxx>
cciss.c | 12 +++---------
1 files changed, 3 insertions(+), 9 deletions(-)
--------------------------------------------------------------------------------
diff -burNp lx2612-rc6.orig/drivers/block/cciss.c lx2612-rc6/drivers/block/cciss.c
--- lx2612-rc6.orig/drivers/block/cciss.c 2005-06-10 08:43:05.516957392 -0500
+++ lx2612-rc6/drivers/block/cciss.c 2005-06-10 13:10:28.527049144 -0500
@@ -41,6 +41,7 @@
#include <asm/uaccess.h>
#include <asm/io.h>
+#include <linux/dma-mapping.h>
#include <linux/blkdev.h>
#include <linux/genhd.h>
#include <linux/completion.h>
@@ -126,8 +127,6 @@ static struct board_type products[] = {
#define MAX_CTLR_ORIG 8
-#define CCISS_DMA_MASK 0xFFFFFFFF /* 32 bit DMA */
-
static ctlr_info_t *hba[MAX_CTLR];
static void do_cciss_request(request_queue_t *q);
@@ -2393,11 +2392,6 @@ static int cciss_pci_init(ctlr_info_t *c
printk(KERN_ERR "cciss: Unable to Enable PCI device\n");
return( -1);
}
- if (pci_set_dma_mask(pdev, CCISS_DMA_MASK ) != 0)
- {
- printk(KERN_ERR "cciss: Unable to set DMA mask\n");
- return(-1);
- }
subsystem_vendor_id = pdev->subsystem_vendor;
subsystem_device_id = pdev->subsystem_device;
@@ -2747,9 +2741,9 @@ static int __devinit cciss_init_one(stru
hba[i]->pdev = pdev;
/* configure PCI DMA stuff */
- if (!pci_set_dma_mask(pdev, 0xffffffffffffffffULL))
+ if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK))
printk("cciss: using DAC cycles\n");
- else if (!pci_set_dma_mask(pdev, 0xffffffff))
+ else if (!pci_set_dma_mask(pdev, DMA_32BIT_MASK))
printk("cciss: not using DAC cycles\n");
else {
printk("cciss: no suitable DMA available\n");
-
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