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scsi: wd719x: always use generic DMA API

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The wd719x driver currently uses a mix of the legacy PCI DMA and the
generic DMA APIs.  Switch it over to the generic DMA API entirely.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Christoph Hellwig 2018-11-09 16:54:06 +01:00 committed by Martin K. Petersen
parent fde46e9682
commit 236bd823fb
1 changed files with 17 additions and 15 deletions
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32
drivers/scsi/wd719x.c
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@ -163,13 +163,14 @@ static void wd719x_destroy(struct wd719x *wd)
WARN_ON_ONCE(!list_empty(&wd->active_scbs));
/* free internal buffers */
pci_free_consistent(wd->pdev, wd->fw_size, wd->fw_virt, wd->fw_phys);
dma_free_coherent(&wd->pdev->dev, wd->fw_size, wd->fw_virt,
wd->fw_phys);
wd->fw_virt = NULL;
pci_free_consistent(wd->pdev, WD719X_HASH_TABLE_SIZE, wd->hash_virt,
wd->hash_phys);
dma_free_coherent(&wd->pdev->dev, WD719X_HASH_TABLE_SIZE, wd->hash_virt,
wd->hash_phys);
wd->hash_virt = NULL;
pci_free_consistent(wd->pdev, sizeof(struct wd719x_host_param),
wd->params, wd->params_phys);
dma_free_coherent(&wd->pdev->dev, sizeof(struct wd719x_host_param),
wd->params, wd->params_phys);
wd->params = NULL;
free_irq(wd->pdev->irq, wd);
}
@ -316,8 +317,8 @@ static int wd719x_chip_init(struct wd719x *wd)
wd->fw_size = ALIGN(fw_wcs->size, 4) + fw_risc->size;
if (!wd->fw_virt)
wd->fw_virt = pci_alloc_consistent(wd->pdev, wd->fw_size,
&wd->fw_phys);
wd->fw_virt = dma_alloc_coherent(&wd->pdev->dev, wd->fw_size,
&wd->fw_phys, GFP_KERNEL);
if (!wd->fw_virt) {
ret = -ENOMEM;
goto wd719x_init_end;
@ -804,17 +805,18 @@ static int wd719x_board_found(struct Scsi_Host *sh)
wd->fw_virt = NULL;
/* memory area for host (EEPROM) parameters */
wd->params = pci_alloc_consistent(wd->pdev,
sizeof(struct wd719x_host_param),
&wd->params_phys);
wd->params = dma_alloc_coherent(&wd->pdev->dev,
sizeof(struct wd719x_host_param),
&wd->params_phys, GFP_KERNEL);
if (!wd->params) {
dev_warn(&wd->pdev->dev, "unable to allocate parameter buffer\n");
return -ENOMEM;
}
/* memory area for the RISC for hash table of outstanding requests */
wd->hash_virt = pci_alloc_consistent(wd->pdev, WD719X_HASH_TABLE_SIZE,
&wd->hash_phys);
wd->hash_virt = dma_alloc_coherent(&wd->pdev->dev,
WD719X_HASH_TABLE_SIZE,
&wd->hash_phys, GFP_KERNEL);
if (!wd->hash_virt) {
dev_warn(&wd->pdev->dev, "unable to allocate hash buffer\n");
ret = -ENOMEM;
@ -846,10 +848,10 @@ static int wd719x_board_found(struct Scsi_Host *sh)
fail_free_irq:
free_irq(wd->pdev->irq, wd);
fail_free_hash:
pci_free_consistent(wd->pdev, WD719X_HASH_TABLE_SIZE, wd->hash_virt,
dma_free_coherent(&wd->pdev->dev, WD719X_HASH_TABLE_SIZE, wd->hash_virt,
wd->hash_phys);
fail_free_params:
pci_free_consistent(wd->pdev, sizeof(struct wd719x_host_param),
dma_free_coherent(&wd->pdev->dev, sizeof(struct wd719x_host_param),
wd->params, wd->params_phys);
return ret;
@ -882,7 +884,7 @@ static int wd719x_pci_probe(struct pci_dev *pdev, const struct pci_device_id *d)
if (err)
goto fail;
if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) {
if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) {
dev_warn(&pdev->dev, "Unable to set 32-bit DMA mask\n");
goto disable_device;
}