Messages in this thread Patch in this message | | | From | Christoph Hellwig <> | Subject | [PATCH 11/15] sfc: don't call dma_supported | Date | Sat, 3 Oct 2015 17:19:35 +0200 |
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dma_set_mask already checks for a supported DMA mask before updating it, the call to dma_supported is redundant.
Signed-off-by: Christoph Hellwig <hch@lst.de> --- drivers/net/ethernet/sfc/efx.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 974637d..4abe886 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -1247,11 +1247,9 @@ static int efx_init_io(struct efx_nic *efx) * masks event though they reject 46 bit masks. */ while (dma_mask > 0x7fffffffUL) { - if (dma_supported(&pci_dev->dev, dma_mask)) { - rc = dma_set_mask_and_coherent(&pci_dev->dev, dma_mask); - if (rc == 0) - break; - } + rc = dma_set_mask_and_coherent(&pci_dev->dev, dma_mask); + if (rc == 0) + break; dma_mask >>= 1; } if (rc) { -- 1.9.1
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