diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c | 32 |
1 files changed, 13 insertions, 19 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c index b454db283aef..a486008eb80a 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c @@ -616,7 +616,7 @@ static int enable_bars(struct nfp6000_pcie *nfp, u16 interface) if (bar->iomem) { int pf; - msg += snprintf(msg, end - msg, "0.0: General/MSI-X SRAM, "); + msg += scnprintf(msg, end - msg, "0.0: General/MSI-X SRAM, "); atomic_inc(&bar->refcnt); bars_free--; @@ -661,7 +661,7 @@ static int enable_bars(struct nfp6000_pcie *nfp, u16 interface) /* Configure, and lock, BAR0.1 for PCIe XPB (MSI-X PBA) */ bar = &nfp->bar[1]; - msg += snprintf(msg, end - msg, "0.1: PCIe XPB/MSI-X PBA, "); + msg += scnprintf(msg, end - msg, "0.1: PCIe XPB/MSI-X PBA, "); atomic_inc(&bar->refcnt); bars_free--; @@ -680,8 +680,8 @@ static int enable_bars(struct nfp6000_pcie *nfp, u16 interface) bar->iomem = ioremap(nfp_bar_resource_start(bar), nfp_bar_resource_len(bar)); if (bar->iomem) { - msg += snprintf(msg, end - msg, - "0.%d: Explicit%d, ", 4 + i, i); + msg += scnprintf(msg, end - msg, + "0.%d: Explicit%d, ", 4 + i, i); atomic_inc(&bar->refcnt); bars_free--; @@ -1247,19 +1247,16 @@ static void nfp6000_free(struct nfp_cpp *cpp) static int nfp6000_read_serial(struct device *dev, u8 *serial) { struct pci_dev *pdev = to_pci_dev(dev); - int pos; - u32 reg; + u64 dsn; - pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_DSN); - if (!pos) { + dsn = pci_get_dsn(pdev); + if (!dsn) { dev_err(dev, "can't find PCIe Serial Number Capability\n"); return -EINVAL; } - pci_read_config_dword(pdev, pos + 4, ®); - put_unaligned_be16(reg >> 16, serial + 4); - pci_read_config_dword(pdev, pos + 8, ®); - put_unaligned_be32(reg, serial); + put_unaligned_be32((u32)(dsn >> 32), serial); + put_unaligned_be16((u16)(dsn >> 16), serial + 4); return 0; } @@ -1267,18 +1264,15 @@ static int nfp6000_read_serial(struct device *dev, u8 *serial) static int nfp6000_get_interface(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); - int pos; - u32 reg; + u64 dsn; - pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_DSN); - if (!pos) { + dsn = pci_get_dsn(pdev); + if (!dsn) { dev_err(dev, "can't find PCIe Serial Number Capability\n"); return -EINVAL; } - pci_read_config_dword(pdev, pos + 4, ®); - - return reg & 0xffff; + return dsn & 0xffff; } static const struct nfp_cpp_operations nfp6000_pcie_ops = { |