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@xxxxxx>
---
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;
}
--
2.28.0
