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-rw-r--r--include/linux/property.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/property.h b/include/linux/property.h
index 463de52fe891..0a3705a7c9f2 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -27,6 +27,12 @@ enum dev_prop_type {
DEV_PROP_MAX,
};
+enum dev_dma_attr {
+ DEV_DMA_NOT_SUPPORTED,
+ DEV_DMA_NON_COHERENT,
+ DEV_DMA_COHERENT,
+};
+
bool device_property_present(struct device *dev, const char *propname);
int device_property_read_u8_array(struct device *dev, const char *propname,
u8 *val, size_t nval);
@@ -168,7 +174,9 @@ 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);
int device_get_phy_mode(struct device *dev);