device property: ACPI: Remove unused DMA APIs

These DMA APIs are replaced with the newer versions, which return
the enum dev_dma_attr. So, we can safely remove them.

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>

1 files changed, 0 insertions, 2 deletions

diff --git a/include/linux/property.h b/include/linux/property.h
index 7200490b7e6f..0a3705a7c9f2 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -174,8 +174,6 @@ struct property_set {
 
 void device_add_property_set(struct device *dev, struct property_set *pset);
 
-bool device_dma_is_coherent(struct device *dev);
-
 bool device_dma_supported(struct device *dev);
 
 enum dev_dma_attr device_get_dma_attr(struct device *dev);