Module Name: src Committed By: skrll Date: Tue Jul 16 11:32:07 UTC 2019
Modified Files: src/sys/arch/arm/include: bus_funcs.h Log Message: Remove the _BUS_DMAMAP_COHERENT optimisation in the bus_dmamap_sync macro as the real function performs memory barriers now. To generate a diff of this commit: cvs rdiff -u -r1.7 -r1.8 src/sys/arch/arm/include/bus_funcs.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/arch/arm/include/bus_funcs.h diff -u src/sys/arch/arm/include/bus_funcs.h:1.7 src/sys/arch/arm/include/bus_funcs.h:1.8 --- src/sys/arch/arm/include/bus_funcs.h:1.7 Sun Apr 1 04:35:04 2018 +++ src/sys/arch/arm/include/bus_funcs.h Tue Jul 16 11:32:07 2019 @@ -1,4 +1,4 @@ -/* $NetBSD: bus_funcs.h,v 1.7 2018/04/01 04:35:04 ryo Exp $ */ +/* $NetBSD: bus_funcs.h,v 1.8 2019/07/16 11:32:07 skrll Exp $ */ /*- * Copyright (c) 1996, 1997, 1998, 2001 The NetBSD Foundation, Inc. @@ -654,8 +654,6 @@ struct uio; (*(t)->_dmamap_unload)((t), (p)) #define bus_dmamap_sync(t, p, o, l, ops) \ do { \ - if (((p)->_dm_flags & (_BUS_DMAMAP_COHERENT|_BUS_DMAMAP_IS_BOUNCING)) == _BUS_DMAMAP_COHERENT) \ - break; \ if (((ops) & (BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE)) != 0 \ && (t)->_dmamap_sync_pre != NULL) \ (*(t)->_dmamap_sync_pre)((t), (p), (o), (l), (ops)); \