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authorMark Cave-Ayland <mark.cave-ayland@ilande.co.uk>2016-10-27 16:29:13 -0400
committerJohn Snow <jsnow@redhat.com>2016-10-27 16:29:13 -0400
commit99868af3d0a75cf6a515a9aa81bf0d7bcb39eadb (patch)
treed5763d2625f5f74ecd5e750b76c5017ce67d39eb /include/sysemu
parent835f3d24b42fcbeca5c49048994a4e5d0fe905c5 (diff)
downloadqemu-99868af3d0a75cf6a515a9aa81bf0d7bcb39eadb.tar.gz
dma-helpers: explicitly pass alignment into DMA helpers
The hard-coded default alignment is BDRV_SECTOR_SIZE, however this is not necessarily the case for all platforms. Use this as the default alignment for all current callers. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: Eric Blake <eblake@redhat.com> Acked-by: John Snow <jsnow@redhat.com> Message-id: 1476445266-27503-2-git-send-email-mark.cave-ayland@ilande.co.uk Signed-off-by: John Snow <jsnow@redhat.com>
Diffstat (limited to 'include/sysemu')
-rw-r--r--include/sysemu/dma.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/sysemu/dma.h b/include/sysemu/dma.h
index 34c8eaf64e..c228c66513 100644
--- a/include/sysemu/dma.h
+++ b/include/sysemu/dma.h
@@ -199,14 +199,14 @@ typedef BlockAIOCB *DMAIOFunc(int64_t offset, QEMUIOVector *iov,
void *opaque);
BlockAIOCB *dma_blk_io(AioContext *ctx,
- QEMUSGList *sg, uint64_t offset,
+ QEMUSGList *sg, uint64_t offset, uint32_t align,
DMAIOFunc *io_func, void *io_func_opaque,
BlockCompletionFunc *cb, void *opaque, DMADirection dir);
BlockAIOCB *dma_blk_read(BlockBackend *blk,
- QEMUSGList *sg, uint64_t offset,
+ QEMUSGList *sg, uint64_t offset, uint32_t align,
BlockCompletionFunc *cb, void *opaque);
BlockAIOCB *dma_blk_write(BlockBackend *blk,
- QEMUSGList *sg, uint64_t offset,
+ QEMUSGList *sg, uint64_t offset, uint32_t align,
BlockCompletionFunc *cb, void *opaque);
uint64_t dma_buf_read(uint8_t *ptr, int32_t len, QEMUSGList *sg);
uint64_t dma_buf_write(uint8_t *ptr, int32_t len, QEMUSGList *sg);