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modules/mqnic: Add RCB to debug info

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Signed-off-by: Alex Forencich <alex@alexforencich.com>
This commit is contained in:
Alex Forencich 2023-06-12 23:52:52 -07:00
parent 71c6f3167c
commit 902df50c96
1 changed files with 4 additions and 0 deletions
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4
modules/mqnic/mqnic_main.c
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@ -539,16 +539,20 @@ static int mqnic_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent
if (pdev->pcie_cap) { if (pdev->pcie_cap) {
u16 devctl; u16 devctl;
u32 lnkcap; u32 lnkcap;
u16 lnkctl;
u16 lnksta; u16 lnksta;
pci_read_config_word(pdev, pdev->pcie_cap + PCI_EXP_DEVCTL, &devctl); pci_read_config_word(pdev, pdev->pcie_cap + PCI_EXP_DEVCTL, &devctl);
pci_read_config_dword(pdev, pdev->pcie_cap + PCI_EXP_LNKCAP, &lnkcap); pci_read_config_dword(pdev, pdev->pcie_cap + PCI_EXP_LNKCAP, &lnkcap);
pci_read_config_word(pdev, pdev->pcie_cap + PCI_EXP_LNKCTL, &lnkctl);
pci_read_config_word(pdev, pdev->pcie_cap + PCI_EXP_LNKSTA, &lnksta); pci_read_config_word(pdev, pdev->pcie_cap + PCI_EXP_LNKSTA, &lnksta);
dev_info(dev, " Max payload size: %d bytes", dev_info(dev, " Max payload size: %d bytes",
128 << ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5)); 128 << ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5));
dev_info(dev, " Max read request size: %d bytes", dev_info(dev, " Max read request size: %d bytes",
128 << ((devctl & PCI_EXP_DEVCTL_READRQ) >> 12)); 128 << ((devctl & PCI_EXP_DEVCTL_READRQ) >> 12));
dev_info(dev, " Read completion boundary: %d bytes",
lnkctl & PCI_EXP_LNKCTL_RCB ? 128 : 64);
dev_info(dev, " Link capability: gen %d x%d", dev_info(dev, " Link capability: gen %d x%d",
lnkcap & PCI_EXP_LNKCAP_SLS, (lnkcap & PCI_EXP_LNKCAP_MLW) >> 4); lnkcap & PCI_EXP_LNKCAP_SLS, (lnkcap & PCI_EXP_LNKCAP_MLW) >> 4);
dev_info(dev, " Link status: gen %d x%d", dev_info(dev, " Link status: gen %d x%d",