ide: simplify set_inactive callbacks
Drop the unused return value and make the callback optional. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: John Snow <jsnow@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
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@ -1116,11 +1116,6 @@ static int ahci_dma_add_status(IDEDMA *dma, int status)
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return 0;
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}
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static int ahci_dma_set_inactive(IDEDMA *dma)
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{
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return 0;
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}
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static int ahci_async_cmd_done(IDEDMA *dma)
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{
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AHCIDevice *ad = DO_UPCAST(AHCIDevice, dma, dma);
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@ -1154,7 +1149,6 @@ static const IDEDMAOps ahci_dma_ops = {
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.rw_buf = ahci_dma_rw_buf,
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.set_unit = ahci_dma_set_unit,
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.add_status = ahci_dma_add_status,
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.set_inactive = ahci_dma_set_inactive,
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.async_cmd_done = ahci_async_cmd_done,
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.restart_cb = ahci_dma_restart_cb,
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};
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@ -595,7 +595,9 @@ static void ide_async_cmd_done(IDEState *s)
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void ide_set_inactive(IDEState *s)
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{
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s->bus->dma->aiocb = NULL;
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if (s->bus->dma->ops->set_inactive) {
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s->bus->dma->ops->set_inactive(s->bus->dma);
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}
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ide_async_cmd_done(s);
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}
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@ -2226,7 +2228,6 @@ static const IDEDMAOps ide_dma_nop_ops = {
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.rw_buf = ide_nop_int,
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.set_unit = ide_nop_int,
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.add_status = ide_nop_int,
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.set_inactive = ide_nop,
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.restart_cb = ide_nop_restart,
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};
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@ -433,7 +433,7 @@ struct IDEDMAOps {
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DMAIntFunc *rw_buf;
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DMAIntFunc *set_unit;
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DMAIntFunc *add_status;
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DMAFunc *set_inactive;
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DMAVoidFunc *set_inactive;
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DMAFunc *async_cmd_done;
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DMARestartFunc *restart_cb;
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DMAVoidFunc *reset;
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@ -576,7 +576,6 @@ static const IDEDMAOps dbdma_ops = {
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.rw_buf = ide_nop_int,
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.set_unit = ide_nop_int,
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.add_status = ide_nop_int,
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.set_inactive = ide_nop,
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.restart_cb = ide_nop_restart,
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};
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@ -160,15 +160,13 @@ static int bmdma_add_status(IDEDMA *dma, int status)
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return 0;
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}
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static int bmdma_set_inactive(IDEDMA *dma)
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static void bmdma_set_inactive(IDEDMA *dma)
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{
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BMDMAState *bm = DO_UPCAST(BMDMAState, dma, dma);
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bm->status &= ~BM_STATUS_DMAING;
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bm->dma_cb = NULL;
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bm->unit = -1;
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return 0;
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}
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static void bmdma_restart_dma(BMDMAState *bm, enum ide_dma_cmd dma_cmd)
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