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dma-helpers: change interface to byte-based

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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Paolo Bonzini
2016-05-23 14:54:05 +02:00
committed by Kevin Wolf
parent 20018e12cf
commit cbe0ed6247
7 changed files with 27 additions and 21 deletions
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14
dma-helpers.c
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@ -192,18 +192,18 @@ static const AIOCBInfo dma_aiocb_info = {
};
BlockAIOCB *dma_blk_io(
BlockBackend *blk, QEMUSGList *sg, uint64_t sector_num,
BlockBackend *blk, QEMUSGList *sg, uint64_t offset,
DMAIOFunc *io_func, BlockCompletionFunc *cb,
void *opaque, DMADirection dir)
{
DMAAIOCB *dbs = blk_aio_get(&dma_aiocb_info, blk, cb, opaque);
trace_dma_blk_io(dbs, blk, sector_num, (dir == DMA_DIRECTION_TO_DEVICE));
trace_dma_blk_io(dbs, blk, offset, (dir == DMA_DIRECTION_TO_DEVICE));
dbs->acb = NULL;
dbs->blk = blk;
dbs->sg = sg;
dbs->offset = sector_num << BDRV_SECTOR_BITS;
dbs->offset = offset;
dbs->sg_cur_index = 0;
dbs->sg_cur_byte = 0;
dbs->dir = dir;
@ -216,18 +216,18 @@ BlockAIOCB *dma_blk_io(
BlockAIOCB *dma_blk_read(BlockBackend *blk,
QEMUSGList *sg, uint64_t sector,
QEMUSGList *sg, uint64_t offset,
void (*cb)(void *opaque, int ret), void *opaque)
{
return dma_blk_io(blk, sg, sector, blk_aio_preadv, cb, opaque,
return dma_blk_io(blk, sg, offset, blk_aio_preadv, cb, opaque,
DMA_DIRECTION_FROM_DEVICE);
}
BlockAIOCB *dma_blk_write(BlockBackend *blk,
QEMUSGList *sg, uint64_t sector,
QEMUSGList *sg, uint64_t offset,
void (*cb)(void *opaque, int ret), void *opaque)
{
return dma_blk_io(blk, sg, sector, blk_aio_pwritev, cb, opaque,
return dma_blk_io(blk, sg, offset, blk_aio_pwritev, cb, opaque,
DMA_DIRECTION_TO_DEVICE);
}