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scsi: bfa: Remove useless DMA-32 fallback configuration

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As stated in [1], dma_set_mask() with a 64-bit mask never fails if
dev->dma_mask is non-NULL. So, if it fails, the 32-bit case will also fail
for the same reason.

Simplify code and remove some dead code accordingly.

[1]: https://lore.kernel.org/linux-kernel/YL3vSPK5DXTNvgdx@infradead.org/#t

Link: https://lore.kernel.org/r/5663cef9b54004fa56cca7ce65f51eadfc3ecddb.1642238127.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Christophe JAILLET 2022-01-15 10:15:41 +01:00 committed by Martin K. Petersen
parent 8001fa240f
commit 012d98dae4
1 changed files with 0 additions and 6 deletions
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6
drivers/scsi/bfa/bfad.c
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@ -732,9 +732,6 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
pci_set_master(pdev);
rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
if (rc)
rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (rc) {
rc = -ENODEV;
printk(KERN_ERR "dma_set_mask_and_coherent fail %p\n", pdev);
@ -1559,9 +1556,6 @@ bfad_pci_slot_reset(struct pci_dev *pdev)
pci_set_master(pdev);
rc = dma_set_mask_and_coherent(&bfad->pcidev->dev, DMA_BIT_MASK(64));
if (rc)
rc = dma_set_mask_and_coherent(&bfad->pcidev->dev,
DMA_BIT_MASK(32));
if (rc)
goto out_disable_device;