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-rw-r--r--dma-helpers.c48
-rw-r--r--hw/ide/core.c14
-rw-r--r--hw/ide/internal.h6
-rw-r--r--hw/ide/macio.c2
-rw-r--r--include/sysemu/dma.h12
5 files changed, 53 insertions, 29 deletions
diff --git a/dma-helpers.c b/dma-helpers.c
index af07aabb81..b521d84ebd 100644
--- a/dma-helpers.c
+++ b/dma-helpers.c
@@ -70,7 +70,7 @@ void qemu_sglist_destroy(QEMUSGList *qsg)
typedef struct {
BlockAIOCB common;
- BlockBackend *blk;
+ AioContext *ctx;
BlockAIOCB *acb;
QEMUSGList *sg;
uint64_t offset;
@@ -80,6 +80,7 @@ typedef struct {
QEMUIOVector iov;
QEMUBH *bh;
DMAIOFunc *io_func;
+ void *io_func_opaque;
} DMAAIOCB;
static void dma_blk_cb(void *opaque, int ret);
@@ -154,8 +155,7 @@ static void dma_blk_cb(void *opaque, int ret)
if (dbs->iov.size == 0) {
trace_dma_map_wait(dbs);
- dbs->bh = aio_bh_new(blk_get_aio_context(dbs->blk),
- reschedule_dma, dbs);
+ dbs->bh = aio_bh_new(dbs->ctx, reschedule_dma, dbs);
cpu_register_map_client(dbs->bh);
return;
}
@@ -164,8 +164,8 @@ static void dma_blk_cb(void *opaque, int ret)
qemu_iovec_discard_back(&dbs->iov, dbs->iov.size & ~BDRV_SECTOR_MASK);
}
- dbs->acb = dbs->io_func(dbs->blk, dbs->offset, &dbs->iov, 0,
- dma_blk_cb, dbs);
+ dbs->acb = dbs->io_func(dbs->offset, &dbs->iov,
+ dma_blk_cb, dbs, dbs->io_func_opaque);
assert(dbs->acb);
}
@@ -191,23 +191,25 @@ static const AIOCBInfo dma_aiocb_info = {
.cancel_async = dma_aio_cancel,
};
-BlockAIOCB *dma_blk_io(
- BlockBackend *blk, QEMUSGList *sg, uint64_t offset,
- DMAIOFunc *io_func, BlockCompletionFunc *cb,
+BlockAIOCB *dma_blk_io(AioContext *ctx,
+ QEMUSGList *sg, uint64_t offset,
+ DMAIOFunc *io_func, void *io_func_opaque,
+ BlockCompletionFunc *cb,
void *opaque, DMADirection dir)
{
- DMAAIOCB *dbs = blk_aio_get(&dma_aiocb_info, blk, cb, opaque);
+ DMAAIOCB *dbs = qemu_aio_get(&dma_aiocb_info, NULL, cb, opaque);
- trace_dma_blk_io(dbs, blk, offset, (dir == DMA_DIRECTION_TO_DEVICE));
+ trace_dma_blk_io(dbs, io_func_opaque, offset, (dir == DMA_DIRECTION_TO_DEVICE));
dbs->acb = NULL;
- dbs->blk = blk;
dbs->sg = sg;
+ dbs->ctx = ctx;
dbs->offset = offset;
dbs->sg_cur_index = 0;
dbs->sg_cur_byte = 0;
dbs->dir = dir;
dbs->io_func = io_func;
+ dbs->io_func_opaque = io_func_opaque;
dbs->bh = NULL;
qemu_iovec_init(&dbs->iov, sg->nsg);
dma_blk_cb(dbs, 0);
@@ -215,19 +217,39 @@ BlockAIOCB *dma_blk_io(
}
+static
+BlockAIOCB *dma_blk_read_io_func(int64_t offset, QEMUIOVector *iov,
+ BlockCompletionFunc *cb, void *cb_opaque,
+ void *opaque)
+{
+ BlockBackend *blk = opaque;
+ return blk_aio_preadv(blk, offset, iov, 0, cb, cb_opaque);
+}
+
BlockAIOCB *dma_blk_read(BlockBackend *blk,
QEMUSGList *sg, uint64_t offset,
void (*cb)(void *opaque, int ret), void *opaque)
{
- return dma_blk_io(blk, sg, offset, blk_aio_preadv, cb, opaque,
+ return dma_blk_io(blk_get_aio_context(blk),
+ sg, offset, dma_blk_read_io_func, blk, cb, opaque,
DMA_DIRECTION_FROM_DEVICE);
}
+static
+BlockAIOCB *dma_blk_write_io_func(int64_t offset, QEMUIOVector *iov,
+ BlockCompletionFunc *cb, void *cb_opaque,
+ void *opaque)
+{
+ BlockBackend *blk = opaque;
+ return blk_aio_pwritev(blk, offset, iov, 0, cb, cb_opaque);
+}
+
BlockAIOCB *dma_blk_write(BlockBackend *blk,
QEMUSGList *sg, uint64_t offset,
void (*cb)(void *opaque, int ret), void *opaque)
{
- return dma_blk_io(blk, sg, offset, blk_aio_pwritev, cb, opaque,
+ return dma_blk_io(blk_get_aio_context(blk),
+ sg, offset, dma_blk_write_io_func, blk, cb, opaque,
DMA_DIRECTION_TO_DEVICE);
}
diff --git a/hw/ide/core.c b/hw/ide/core.c
index 7326189d17..029f6b9b12 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -441,13 +441,14 @@ static void ide_issue_trim_cb(void *opaque, int ret)
}
}
-BlockAIOCB *ide_issue_trim(BlockBackend *blk,
- int64_t offset, QEMUIOVector *qiov, BdrvRequestFlags flags,
- BlockCompletionFunc *cb, void *opaque)
+BlockAIOCB *ide_issue_trim(
+ int64_t offset, QEMUIOVector *qiov,
+ BlockCompletionFunc *cb, void *cb_opaque, void *opaque)
{
+ BlockBackend *blk = opaque;
TrimAIOCB *iocb;
- iocb = blk_aio_get(&trim_aiocb_info, blk, cb, opaque);
+ iocb = blk_aio_get(&trim_aiocb_info, blk, cb, cb_opaque);
iocb->blk = blk;
iocb->bh = qemu_bh_new(ide_trim_bh_cb, iocb);
iocb->ret = 0;
@@ -871,8 +872,9 @@ static void ide_dma_cb(void *opaque, int ret)
ide_dma_cb, s);
break;
case IDE_DMA_TRIM:
- s->bus->dma->aiocb = dma_blk_io(s->blk, &s->sg, offset,
- ide_issue_trim, ide_dma_cb, s,
+ s->bus->dma->aiocb = dma_blk_io(blk_get_aio_context(s->blk),
+ &s->sg, offset,
+ ide_issue_trim, s->blk, ide_dma_cb, s,
DMA_DIRECTION_TO_DEVICE);
break;
default:
diff --git a/hw/ide/internal.h b/hw/ide/internal.h
index ceb9e5994a..773928af77 100644
--- a/hw/ide/internal.h
+++ b/hw/ide/internal.h
@@ -613,9 +613,9 @@ void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
EndTransferFunc *end_transfer_func);
void ide_transfer_stop(IDEState *s);
void ide_set_inactive(IDEState *s, bool more);
-BlockAIOCB *ide_issue_trim(BlockBackend *blk,
- int64_t offset, QEMUIOVector *qiov, BdrvRequestFlags flags,
- BlockCompletionFunc *cb, void *opaque);
+BlockAIOCB *ide_issue_trim(
+ int64_t offset, QEMUIOVector *qiov,
+ BlockCompletionFunc *cb, void *cb_opaque, void *opaque);
BlockAIOCB *ide_buffered_readv(IDEState *s, int64_t sector_num,
QEMUIOVector *iov, int nb_sectors,
BlockCompletionFunc *cb, void *opaque);
diff --git a/hw/ide/macio.c b/hw/ide/macio.c
index d7d9c0ff3a..42ad68a1c0 100644
--- a/hw/ide/macio.c
+++ b/hw/ide/macio.c
@@ -230,7 +230,7 @@ static void pmac_dma_trim(BlockBackend *blk,
s->io_buffer_index += io->len;
io->len = 0;
- s->bus->dma->aiocb = ide_issue_trim(blk, offset, &io->iov, 0, cb, io);
+ s->bus->dma->aiocb = ide_issue_trim(offset, &io->iov, cb, io, blk);
}
static void pmac_ide_atapi_transfer_cb(void *opaque, int ret)
diff --git a/include/sysemu/dma.h b/include/sysemu/dma.h
index f0e0c30549..34c8eaf64e 100644
--- a/include/sysemu/dma.h
+++ b/include/sysemu/dma.h
@@ -194,14 +194,14 @@ void qemu_sglist_add(QEMUSGList *qsg, dma_addr_t base, dma_addr_t len);
void qemu_sglist_destroy(QEMUSGList *qsg);
#endif
-typedef BlockAIOCB *DMAIOFunc(BlockBackend *blk, int64_t offset,
- QEMUIOVector *iov, BdrvRequestFlags flags,
- BlockCompletionFunc *cb, void *opaque);
+typedef BlockAIOCB *DMAIOFunc(int64_t offset, QEMUIOVector *iov,
+ BlockCompletionFunc *cb, void *cb_opaque,
+ void *opaque);
-BlockAIOCB *dma_blk_io(BlockBackend *blk,
+BlockAIOCB *dma_blk_io(AioContext *ctx,
QEMUSGList *sg, uint64_t offset,
- DMAIOFunc *io_func, BlockCompletionFunc *cb,
- void *opaque, DMADirection dir);
+ DMAIOFunc *io_func, void *io_func_opaque,
+ BlockCompletionFunc *cb, void *opaque, DMADirection dir);
BlockAIOCB *dma_blk_read(BlockBackend *blk,
QEMUSGList *sg, uint64_t offset,
BlockCompletionFunc *cb, void *opaque);
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-20 05:52:54 +0000