svn commit: r345908 - stable/12/sys/compat/linuxkpi/common/include/linux

[Hans Petter Selasky]

Author: hselasky
Date: Fri Apr  5 11:06:15 2019
New Revision: 345908
URL: https://svnweb.freebsd.org/changeset/base/345908

Log:
  MFC r345090:
  Implement dma_set_mask_and_coherent() in the LinuxKPI.
  
  Submitted by:		Johannes Lundberg <johalun0 at gmail.com>
  Sponsored by:		Limelight Networks
  Sponsored by:		Mellanox Technologies

Modified:
  stable/12/sys/compat/linuxkpi/common/include/linux/dma-mapping.h
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/sys/compat/linuxkpi/common/include/linux/dma-mapping.h
==============================================================================
--- stable/12/sys/compat/linuxkpi/common/include/linux/dma-mapping.h	Fri Apr  5 11:05:55 2019	(r345907)
+++ stable/12/sys/compat/linuxkpi/common/include/linux/dma-mapping.h	Fri Apr  5 11:06:15 2019	(r345908)
@@ -119,6 +119,17 @@ dma_set_coherent_mask(struct device *dev, u64 mask)
 	return 0;
 }
 
+static inline int
+dma_set_mask_and_coherent(struct device *dev, u64 mask)
+{
+	int r;
+
+	r = dma_set_mask(dev, mask);
+	if (r == 0)
+		dma_set_coherent_mask(dev, mask);
+	return (r);
+}
+
 static inline void *
 dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
     gfp_t flag)