Date: Thu, 24 Sep 2020 10:40:49 +0000 (UTC) From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r366110 - head/sys/arm64/arm64 Message-ID: <202009241040.08OAenSj016868@repo.freebsd.org>
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Author: andrew Date: Thu Sep 24 10:40:49 2020 New Revision: 366110 URL: https://svnweb.freebsd.org/changeset/base/366110 Log: Ensure arm64 DMA alignment is passed from parents to children This ensures the alignment check will take these alignments into account. Sponsored by: Innovate UK Modified: head/sys/arm64/arm64/busdma_machdep.c Modified: head/sys/arm64/arm64/busdma_machdep.c ============================================================================== --- head/sys/arm64/arm64/busdma_machdep.c Thu Sep 24 09:06:04 2020 (r366109) +++ head/sys/arm64/arm64/busdma_machdep.c Thu Sep 24 10:40:49 2020 (r366110) @@ -167,6 +167,7 @@ common_bus_dma_tag_create(struct bus_dma_tag_common *p common->impl = parent->impl; common->lowaddr = MIN(parent->lowaddr, common->lowaddr); common->highaddr = MAX(parent->highaddr, common->highaddr); + common->alignment = MAX(parent->alignment, common->alignment); if (common->boundary == 0) common->boundary = parent->boundary; else if (parent->boundary != 0) {
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