svn commit: r345920 - stable/11/sys/compat/linuxkpi/common/include/linux
Hans Petter Selasky
hselasky at FreeBSD.org
Fri Apr 5 11:16:08 UTC 2019
Author: hselasky
Date: Fri Apr 5 11:16:06 2019
New Revision: 345920
URL: https://svnweb.freebsd.org/changeset/base/345920
Log:
MFC r345096:
Implement dma_map_page_attrs() in the LinuxKPI.
Submitted by: Johannes Lundberg <johalun0 at gmail.com>
Sponsored by: Limelight Networks
Sponsored by: Mellanox Technologies
Modified:
stable/11/sys/compat/linuxkpi/common/include/linux/dma-mapping.h
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/compat/linuxkpi/common/include/linux/dma-mapping.h
==============================================================================
--- stable/11/sys/compat/linuxkpi/common/include/linux/dma-mapping.h Fri Apr 5 11:15:48 2019 (r345919)
+++ stable/11/sys/compat/linuxkpi/common/include/linux/dma-mapping.h Fri Apr 5 11:16:06 2019 (r345920)
@@ -185,6 +185,14 @@ dma_unmap_single_attrs(struct device *dev, dma_addr_t
{
}
+static inline dma_addr_t
+dma_map_page_attrs(struct device *dev, struct page *page, size_t offset,
+ size_t size, enum dma_data_direction dir, unsigned long attrs)
+{
+
+ return (VM_PAGE_TO_PHYS(page) + offset);
+}
+
static inline int
dma_map_sg_attrs(struct device *dev, struct scatterlist *sgl, int nents,
enum dma_data_direction dir, struct dma_attrs *attrs)
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