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nvme fixes for Linux 6.2

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- always return an ERR_PTR from nvme_pci_alloc_dev (Irvin Cote)
  - add bogus ID quirk for ADATA SX6000PNP (Daniel Wagner)
  - set the DMA mask earlier (Christoph Hellwig)
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Merge tag 'nvme-6.2-2023-02-15' of git://git.infradead.org/nvme into block-6.2

Pull NVMe fixes from Christoph:

"nvme fixes for Linux 6.2

 - always return an ERR_PTR from nvme_pci_alloc_dev (Irvin Cote)
 - add bogus ID quirk for ADATA SX6000PNP (Daniel Wagner)
 - set the DMA mask earlier (Christoph Hellwig)"

* tag 'nvme-6.2-2023-02-15' of git://git.infradead.org/nvme:
  nvme-pci: always return an ERR_PTR from nvme_pci_alloc_dev
  nvme-pci: set the DMA mask earlier
  nvme-pci: add bogus ID quirk for ADATA SX6000PNP
This commit is contained in:
Jens Axboe 2023-02-15 13:47:27 -07:00
commit 9a28b92cc2
1 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/nvme/host/pci.c
View File

@ -2509,18 +2509,12 @@ static int nvme_pci_enable(struct nvme_dev *dev)
{
int result = -ENOMEM;
struct pci_dev *pdev = to_pci_dev(dev->dev);
int dma_address_bits = 64;
if (pci_enable_device_mem(pdev))
return result;
pci_set_master(pdev);
if (dev->ctrl.quirks & NVME_QUIRK_DMA_ADDRESS_BITS_48)
dma_address_bits = 48;
if (dma_set_mask_and_coherent(dev->dev, DMA_BIT_MASK(dma_address_bits)))
goto disable;
if (readl(dev->bar + NVME_REG_CSTS) == -1) {
result = -ENODEV;
goto disable;
@ -2970,7 +2964,7 @@ static struct nvme_dev *nvme_pci_alloc_dev(struct pci_dev *pdev,
dev = kzalloc_node(sizeof(*dev), GFP_KERNEL, node);
if (!dev)
return NULL;
return ERR_PTR(-ENOMEM);
INIT_WORK(&dev->ctrl.reset_work, nvme_reset_work);
mutex_init(&dev->shutdown_lock);
@ -2998,7 +2992,11 @@ static struct nvme_dev *nvme_pci_alloc_dev(struct pci_dev *pdev,
quirks);
if (ret)
goto out_put_device;
if (dev->ctrl.quirks & NVME_QUIRK_DMA_ADDRESS_BITS_48)
dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(48));
else
dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
dma_set_min_align_mask(&pdev->dev, NVME_CTRL_PAGE_SIZE - 1);
dma_set_max_seg_size(&pdev->dev, 0xffffffff);
@ -3031,8 +3029,8 @@ static int nvme_probe(struct pci_dev *pdev, const struct pci_device_id *id)
int result = -ENOMEM;
dev = nvme_pci_alloc_dev(pdev, id);
if (!dev)
return -ENOMEM;
if (IS_ERR(dev))
return PTR_ERR(dev);
result = nvme_dev_map(dev);
if (result)
@ -3423,6 +3421,8 @@ static const struct pci_device_id nvme_id_table[] = {
{ PCI_DEVICE(0x10ec, 0x5762), /* ADATA SX6000LNP */
.driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN |
NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x10ec, 0x5763), /* ADATA SX6000PNP */
.driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1cc1, 0x8201), /* ADATA SX8200PNP 512GB */
.driver_data = NVME_QUIRK_NO_DEEPEST_PS |
NVME_QUIRK_IGNORE_DEV_SUBNQN, },