diff options
| -rw-r--r-- | drivers/acpi/acpi_platform.c | 7 | ||||
| -rw-r--r-- | drivers/acpi/glue.c | 8 | ||||
| -rw-r--r-- | drivers/crypto/ccp/ccp-platform.c | 15 | ||||
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe-main.c | 8 |
4 files changed, 29 insertions, 9 deletions
diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c index 06a67d5f2846..296b7a14893a 100644 --- a/drivers/acpi/acpi_platform.c +++ b/drivers/acpi/acpi_platform.c @@ -103,7 +103,12 @@ struct platform_device *acpi_create_platform_device(struct acpi_device *adev) pdevinfo.res = resources; pdevinfo.num_res = count; pdevinfo.fwnode = acpi_fwnode_handle(adev); - pdevinfo.dma_mask = acpi_check_dma(adev, NULL) ? DMA_BIT_MASK(32) : 0; + + if (acpi_dma_supported(adev)) + pdevinfo.dma_mask = DMA_BIT_MASK(32); + else + pdevinfo.dma_mask = 0; + pdev = platform_device_register_full(&pdevinfo); if (IS_ERR(pdev)) dev_err(&adev->dev, "platform device creation failed: %ld\n", diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index b9657af751d1..a66e77676b8a 100644 --- a/drivers/acpi/glue.c +++ b/drivers/acpi/glue.c @@ -168,7 +168,7 @@ int acpi_bind_one(struct device *dev, struct acpi_device *acpi_dev) struct list_head *physnode_list; unsigned int node_id; int retval = -EINVAL; - bool coherent; + enum dev_dma_attr attr; if (has_acpi_companion(dev)) { if (acpi_dev) { @@ -225,8 +225,10 @@ int acpi_bind_one(struct device *dev, struct acpi_device *acpi_dev) if (!has_acpi_companion(dev)) ACPI_COMPANION_SET(dev, acpi_dev); - if (acpi_check_dma(acpi_dev, &coherent)) - arch_setup_dma_ops(dev, 0, 0, NULL, coherent); + attr = acpi_get_dma_attr(acpi_dev); + if (attr != DEV_DMA_NOT_SUPPORTED) + arch_setup_dma_ops(dev, 0, 0, NULL, + attr == DEV_DMA_COHERENT); acpi_physnode_link_name(physical_node_name, node_id); retval = sysfs_create_link(&acpi_dev->dev.kobj, &dev->kobj, diff --git a/drivers/crypto/ccp/ccp-platform.c b/drivers/crypto/ccp/ccp-platform.c index bb241c3ab6b9..844118cb31a3 100644 --- a/drivers/crypto/ccp/ccp-platform.c +++ b/drivers/crypto/ccp/ccp-platform.c @@ -96,6 +96,7 @@ static int ccp_platform_probe(struct platform_device *pdev) struct ccp_platform *ccp_platform; struct device *dev = &pdev->dev; struct acpi_device *adev = ACPI_COMPANION(dev); + enum dev_dma_attr attr; struct resource *ior; int ret; @@ -122,18 +123,24 @@ static int ccp_platform_probe(struct platform_device *pdev) } ccp->io_regs = ccp->io_map; - ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48)); - if (ret) { - dev_err(dev, "dma_set_mask_and_coherent failed (%d)\n", ret); + attr = device_get_dma_attr(dev); + if (attr == DEV_DMA_NOT_SUPPORTED) { + dev_err(dev, "DMA is not supported"); goto e_err; } - ccp_platform->coherent = device_dma_is_coherent(ccp->dev); + ccp_platform->coherent = (attr == DEV_DMA_COHERENT); if (ccp_platform->coherent) ccp->axcache = CACHE_WB_NO_ALLOC; else ccp->axcache = CACHE_NONE; + ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48)); + if (ret) { + dev_err(dev, "dma_set_mask_and_coherent failed (%d)\n", ret); + goto e_err; + } + dev_set_drvdata(dev, ccp); ret = ccp_init(ccp); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-main.c b/drivers/net/ethernet/amd/xgbe/xgbe-main.c index e83bd76abce6..c607b3f88f0b 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; |