redonkable/remarkable-linux
redonkable/remarkable-linux
1
0
Fork 0
Code Releases Activity

DMA-API: net: intel/e1000: replace dma_set_mask()+dma_set_coherent_mask() with new helper

Browse source 
Replace the following sequence:

	dma_set_mask(dev, mask);
	dma_set_coherent_mask(dev, mask);

with a call to the new helper dma_set_mask_and_coherent().

Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2013-06-26 23:49:11 +01:00
parent 4c15c24318
commit 9931a26ea7
1 changed files with 2 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
drivers/net/ethernet/intel/e1000/e1000_main.c
View file

@ -1018,19 +1018,14 @@ static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
*/
pci_using_dac = 0;
if ((hw->bus_type == e1000_bus_type_pcix) &&
!dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) {
/* according to DMA-API-HOWTO, coherent calls will always
* succeed if the set call did
*/
dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
!dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64))) {
pci_using_dac = 1;
} else {
err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (err) {
pr_err("No usable DMA config, aborting\n");
goto err_dma;
}
dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
}
netdev->netdev_ops = &e1000_netdev_ops;