Using ide_start_dma instead of bmdma_start_dma introduces a new
assignment "s->bus->dma->unit = s->unit". This introduces no
change because ide_handle_rw_error has already done the same
assignment.
Signed-off-by: Paolo Bonzini
---
hw/ide/internal.h | 1 +
hw/ide/pci.c | 12 +++-
2 files changed, 8 insertions(+), 5 deletions(-)
diff --git a/hw/ide/internal.h b/hw/ide/internal.h
index 041f173..96969d9 100644
--- a/hw/ide/internal.h
+++ b/hw/ide/internal.h
@@ -432,6 +432,7 @@ struct IDEDMAOps {
DMAIntFunc *prepare_buf;
DMAIntFunc *rw_buf;
DMAIntFunc *set_unit;
+DMAVoidFunc *restart_dma;
DMAVoidFunc *trigger_irq;
DMAStopFunc *set_inactive;
DMAVoidFunc *async_cmd_done;
diff --git a/hw/ide/pci.c b/hw/ide/pci.c
index c7fbe51..4a1328d 100644
--- a/hw/ide/pci.c
+++ b/hw/ide/pci.c
@@ -175,8 +175,9 @@ static void bmdma_set_inactive(IDEDMA *dma, bool more)
}
}
-static void bmdma_restart_dma(BMDMAState *bm)
+static void bmdma_restart_dma(IDEDMA *dma)
{
+BMDMAState *bm = DO_UPCAST(BMDMAState, dma, dma);
IDEState *s = bmdma_active_if(bm);
ide_set_sector(s, bm->sector_num);
@@ -186,13 +187,13 @@ static void bmdma_restart_dma(BMDMAState *bm)
static void ide_restart_dma(IDEState *s, enum ide_dma_cmd dma_cmd)
{
-BMDMAState *bm = DO_UPCAST(BMDMAState, dma, s->bus->dma);
-
-bmdma_restart_dma(bm);
+if (s->bus->dma->ops->restart_dma) {
+s->bus->dma->ops->restart_dma(s->bus->dma);
+}
s->io_buffer_index = 0;
s->io_buffer_size = 0;
s->dma_cmd = dma_cmd;
-bmdma_start_dma(&bm->dma, s, ide_dma_cb);
+ide_start_dma(s, ide_dma_cb);
}
/* TODO This should be common IDE code */
@@ -516,6 +517,7 @@ static const struct IDEDMAOps bmdma_ops = {
.prepare_buf = bmdma_prepare_buf,
.rw_buf = bmdma_rw_buf,
.set_unit = bmdma_set_unit,
+.restart_dma = bmdma_restart_dma,
.trigger_irq = bmdma_trigger_irq,
.set_inactive = bmdma_set_inactive,
.restart_cb = bmdma_restart_cb,
--
1.8.3.1