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dma: eliminate DMAContext

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The DMAContext is a simple pointer to an AddressSpace that is now always
already available.  Make everyone hold the address space directly,
and clean up the DMA API to use the AddressSpace directly.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2013-04-10 18:15:49 +02:00
parent 96478592a9
commit df32fd1c9f
23 changed files with 117 additions and 148 deletions
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4
hw/scsi/megasas.c
View file

@ -232,7 +232,7 @@ static int megasas_map_sgl(MegasasState *s, MegasasCmd *cmd, union mfi_sgl *sgl)
MEGASAS_MAX_SGE);
return iov_count;
}
qemu_sglist_init(&cmd->qsg, iov_count, pci_dma_context(&s->dev));
pci_dma_sglist_init(&cmd->qsg, &s->dev, iov_count);
for (i = 0; i < iov_count; i++) {
dma_addr_t iov_pa, iov_size_p;
@ -628,7 +628,7 @@ static int megasas_map_dcmd(MegasasState *s, MegasasCmd *cmd)
}
iov_pa = megasas_sgl_get_addr(cmd, &cmd->frame->dcmd.sgl);
iov_size = megasas_sgl_get_len(cmd, &cmd->frame->dcmd.sgl);
qemu_sglist_init(&cmd->qsg, 1, pci_dma_context(&s->dev));
pci_dma_sglist_init(&cmd->qsg, &s->dev, 1);
qemu_sglist_add(&cmd->qsg, iov_pa, iov_size);
cmd->iov_size = iov_size;
return cmd->iov_size;