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author | 2006-03-21 10:57:02 -0800 | |
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committer | 2006-03-21 16:00:50 -0500 | |
commit | 93aea718c69d44ee492f233929686b15b5b3702d (patch) | |
tree | 8ab42f448d5b8839b81470c6909b05847cf78180 | |
parent | [PATCH] skge: check the allocation of ring buffer (diff) | |
download | linux-93aea718c69d44ee492f233929686b15b5b3702d.tar.gz linux-93aea718c69d44ee492f233929686b15b5b3702d.tar.bz2 linux-93aea718c69d44ee492f233929686b15b5b3702d.zip |
[PATCH] skge: dma configuration cleanup
Cleanup of the part of the code that sets up DMA configuration.
Should cause no real change in operation, just clearer.
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
-rw-r--r-- | drivers/net/skge.c | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/drivers/net/skge.c b/drivers/net/skge.c index deca5066a447..381669cc415f 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -3251,22 +3251,18 @@ static int __devinit skge_probe(struct pci_dev *pdev, pci_set_master(pdev); - if (sizeof(dma_addr_t) > sizeof(u32) && - !(err = pci_set_dma_mask(pdev, DMA_64BIT_MASK))) { + if (!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; - } - } else { - err = pci_set_dma_mask(pdev, DMA_32BIT_MASK); - if (err) { - printk(KERN_ERR PFX "%s no usable DMA configuration\n", - pci_name(pdev)); - goto err_out_free_regions; - } + } else if (!(err = pci_set_dma_mask(pdev, DMA_32BIT_MASK))) { + using_dac = 0; + err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK); + } + + if (err) { + printk(KERN_ERR PFX "%s no usable DMA configuration\n", + pci_name(pdev)); + goto err_out_free_regions; } #ifdef __BIG_ENDIAN |