Re: [PATCH 04/51] DMA-API: net: intel/igb: fix 32-bit DMA mask handling

2013-09-20 Thread Jeff Kirsher
On Thu, 2013-09-19 at 22:28 +0100, Russell King wrote: > The fallback to 32-bit DMA mask is rather odd: > err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)); > if (!err) { > err = dma_set_coherent_mask(&pdev->dev, > DMA_BIT_MASK(64)); > if (!err) >

[PATCH 04/51] DMA-API: net: intel/igb: fix 32-bit DMA mask handling

2013-09-19 Thread Russell King
The fallback to 32-bit DMA mask is rather odd: err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)); if (!err) { err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)); if (!err) pci_using_dac = 1; } else {