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authorStephen Hemminger <shemminger@osdl.org>2006-01-17 13:43:11 -0800
committerJeff Garzik <jgarzik@pobox.com>2006-01-17 19:27:29 -0500
commitd1f3d4ddddc3c86e25ce2a41dc129cbe10e24991 (patch)
tree61da5eb8cf7c8424fbb66a2ab59635985136bdbf /drivers
parent82788c7a47e50ee8d42e3be23afb23448d651c4c (diff)
[PATCH] sky2: call pci_set_consistent_dma_mask
Need to call pci_set_consistent_dma_mask in the case of 64 bit DMA. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/sky2.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 99627524514..9f455331596 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -3054,13 +3054,17 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
goto err_out_free_regions;
}
- if (sizeof(dma_addr_t) > sizeof(u32)) {
- err = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
- if (!err)
- using_dac = 1;
- }
+ if (sizeof(dma_addr_t) > sizeof(u32) &&
+ !(err = pci_set_dma_mask(pdev, DMA_64BIT_MASK))) {
+ using_dac = 1;
+ err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
+ if (err < 0) {
+ printk(KERN_ERR PFX "%s unable to obtain 64 bit DMA "
+ "for consistent allocations\n", pci_name(pdev));
+ goto err_out_free_regions;
+ }
- if (!using_dac) {
+ } else {
err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
if (err) {
printk(KERN_ERR PFX "%s no usable DMA configuration\n",
@@ -3068,6 +3072,7 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
goto err_out_free_regions;
}
}
+
#ifdef __BIG_ENDIAN
/* byte swap descriptors in hardware */
{