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[12/51] DMA-API: net: intel/e1000: replace dma_set_mask()+dma_set_coherent_mask() with new helper

Message ID E1VMluG-0007gV-6y@rmk-PC.arm.linux.org.uk
State Not Applicable, archived
Delegated to: David Miller
Headers show

Commit Message

Russell King Sept. 19, 2013, 9:37 p.m. UTC 
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().

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 drivers/net/ethernet/intel/e1000/e1000_main.c |    9 ++-------
 1 files changed, 2 insertions(+), 7 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c
index 59ad007..34672f8 100644
--- a/drivers/net/ethernet/intel/e1000/e1000_main.c
+++ b/drivers/net/ethernet/intel/e1000/e1000_main.c
@@ -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;