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authorSuthikulpanit, Suravee <Suravee.Suthikulpanit@amd.com>2015-10-29 01:50:50 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-11-07 03:29:22 +0300
commit1831eff876bd0bb8d64e9965a7ff47486c9a3ecd (patch)
tree97a652863ace4050ce511b981211c3baae5e9fab /drivers/acpi/glue.c
parente5e558644bbb23cad03c586703331b8bcd9e0e6c (diff)
downloadlinux-1831eff876bd0bb8d64e9965a7ff47486c9a3ecd.tar.xz
device property: ACPI: Make use of the new DMA Attribute APIs
Now that we have the new DMA attribute APIs, we can replace the older acpi_check_dma() and device_dma_is_coherent(). Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Hanjun Guo <hanjun.guo@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/glue.c')
-rw-r--r--drivers/acpi/glue.c8
1 files changed, 5 insertions, 3 deletions
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,