Use the proper modern API to transfer cache ownership for incoherent DMA. This also means we can allocate the memory as DMA_TO_DEVICE instead of bidirectional.
Signed-off-by: Christoph Hellwig hch@lst.de --- drivers/scsi/sgiwd93.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/scsi/sgiwd93.c b/drivers/scsi/sgiwd93.c index 133adcf99e9340..1538f65307f22f 100644 --- a/drivers/scsi/sgiwd93.c +++ b/drivers/scsi/sgiwd93.c @@ -95,7 +95,7 @@ void fill_hpc_entries(struct ip22_hostdata *hd, struct scsi_cmnd *cmd, int din) */ hcp->desc.pbuf = 0; hcp->desc.cntinfo = HPCDMA_EOX; - dma_cache_sync(hd->dev, hd->cpu, + dma_sync_single_for_device(hd->dev, hd->dma, (unsigned long)(hcp + 1) - (unsigned long)hd->cpu, DMA_TO_DEVICE); } @@ -235,7 +235,7 @@ static int sgiwd93_probe(struct platform_device *pdev) hdata = host_to_hostdata(host); hdata->dev = &pdev->dev; hdata->cpu = dma_alloc_pages(&pdev->dev, HPC_DMA_SIZE, &hdata->dma, - DMA_BIDIRECTIONAL, GFP_KERNEL); + DMA_TO_DEVICE, GFP_KERNEL); if (!hdata->cpu) { printk(KERN_WARNING "sgiwd93: Could not allocate memory for " "host %d buffer.\n", unit); @@ -275,7 +275,7 @@ static int sgiwd93_probe(struct platform_device *pdev) free_irq(irq, host); out_free: dma_free_pages(&pdev->dev, HPC_DMA_SIZE, hdata->cpu, hdata->dma, - DMA_BIDIRECTIONAL); + DMA_TO_DEVICE); out_put: scsi_host_put(host); out: @@ -292,7 +292,7 @@ static int sgiwd93_remove(struct platform_device *pdev) scsi_remove_host(host); free_irq(pd->irq, host); dma_free_pages(&pdev->dev, HPC_DMA_SIZE, hdata->cpu, hdata->dma, - DMA_BIDIRECTIONAL); + DMA_TO_DEVICE); scsi_host_put(host); return 0; }