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| author |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-11-07 01:30:10 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-11-07 01:30:10 +0100 |
| commit | f2115faaf0df42623638dfbfc5bdaab6ef7375ab (patch) | |
| tree | f8bbd5a1ad3fbcb0b60e455d0dcf29a9fc25602c /drivers/net/ethernet/amd/xgbe/xgbe-main.c | |
| parent | Merge tag 'pm+acpi-4.4-rc1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm (diff) | |
| parent | PCI: ACPI: Add support for PCI device DMA coherency (diff) | |
| download | linux-dev-f2115faaf0df42623638dfbfc5bdaab6ef7375ab.tar.xz linux-dev-f2115faaf0df42623638dfbfc5bdaab6ef7375ab.zip | |
Merge branch 'acpi-pci'
* acpi-pci:
PCI: ACPI: Add support for PCI device DMA coherency
PCI: OF: Move of_pci_dma_configure() to pci_dma_configure()
of/pci: Fix pci_get_host_bridge_device leak
device property: ACPI: Remove unused DMA APIs
device property: ACPI: Make use of the new DMA Attribute APIs
device property: Adding DMA Attribute APIs for Generic Devices
ACPI: Adding DMA Attribute APIs for ACPI Device
device property: Introducing enum dev_dma_attr
ACPI: Honor ACPI _CCA attribute setting
Conflicts:
drivers/crypto/ccp/ccp-platform.c
Diffstat (limited to 'drivers/net/ethernet/amd/xgbe/xgbe-main.c')
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe-main.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-main.c b/drivers/net/ethernet/amd/xgbe/xgbe-main.c index 7dd893331785..618d952c2984 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-main.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-main.c @@ -342,6 +342,7 @@ static int xgbe_probe(struct platform_device *pdev) struct resource *res; const char *phy_mode; unsigned int i, phy_memnum, phy_irqnum; + enum dev_dma_attr attr; int ret; DBGPR("--> xgbe_probe\n"); @@ -609,7 +610,12 @@ static int xgbe_probe(struct platform_device *pdev) goto err_io; /* Set the DMA coherency values */ - pdata->coherent = device_dma_is_coherent(pdata->dev); + attr = device_get_dma_attr(dev); + if (attr == DEV_DMA_NOT_SUPPORTED) { + dev_err(dev, "DMA is not supported"); + goto err_io; + } + pdata->coherent = (attr == DEV_DMA_COHERENT); if (pdata->coherent) { pdata->axdomain = XGBE_DMA_OS_AXDOMAIN; pdata->arcache = XGBE_DMA_OS_ARCACHE; |