Author: andrew
Date: Tue May 31 16:28:56 2016
New Revision: 301045
URL: https://svnweb.freebsd.org/changeset/base/301045
Log:
Enable setting BF_COHERENT on DMA tags. This allows the kernel to start
using the cache handling functions.
Obtained from: ABT Systems Ltd
Sponsored by: The FreeBSD Foundation
Modified:
head/sys/arm64/arm64/busdma_bounce.c
Modified: head/sys/arm64/arm64/busdma_bounce.c
==============================================================================
--- head/sys/arm64/arm64/busdma_bounce.c Tue May 31 16:23:56 2016
(r301044)
+++ head/sys/arm64/arm64/busdma_bounce.c Tue May 31 16:28:56 2016
(r301045)
@@ -184,10 +184,8 @@ bounce_bus_dma_tag_create(bus_dma_tag_t
newtag->map_count = 0;
newtag->segments = NULL;
-#ifdef notyet
if ((flags & BUS_DMA_COHERENT) != 0)
newtag->bounce_flags |= BF_COHERENT;
-#endif
if (parent != NULL) {
if ((newtag->common.filter != NULL ||
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