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| author | Srinath Mannam <srinath.mannam@broadcom.com> | 2020-10-01 11:30:54 +0530 |
|---|---|---|
| committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2020-11-30 18:27:07 +0000 |
| commit | 7698c0f1558afa2236355bcd9afbbf0761ddb868 (patch) | |
| tree | afa4c6304fbc939bb686556346b8cf3c9b749554 /drivers | |
| parent | 89bbcaac3dff21f3567956b3416f5ec8b45f5555 (diff) | |
| download | linux-stable-7698c0f1558afa2236355bcd9afbbf0761ddb868.tar.gz linux-stable-7698c0f1558afa2236355bcd9afbbf0761ddb868.tar.bz2 linux-stable-7698c0f1558afa2236355bcd9afbbf0761ddb868.zip | |
PCI: iproc: Enhance PCIe Link information display
Add logging code so that after successful linkup more comprehensive
information about PCIe link speed and link width will be displayed to
the console.
Link: https://lore.kernel.org/r/20201001060054.6616-4-srinath.mannam@broadcom.com
Signed-off-by: Srinath Mannam <srinath.mannam@broadcom.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pci/controller/pcie-iproc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/pci/controller/pcie-iproc.c b/drivers/pci/controller/pcie-iproc.c index cc5b7823edeb..8ef2d1fe392c 100644 --- a/drivers/pci/controller/pcie-iproc.c +++ b/drivers/pci/controller/pcie-iproc.c @@ -1479,6 +1479,7 @@ int iproc_pcie_setup(struct iproc_pcie *pcie, struct list_head *res) { struct device *dev; int ret; + struct pci_dev *pdev; struct pci_host_bridge *host = pci_host_bridge_from_priv(pcie); dev = pcie->dev; @@ -1542,6 +1543,11 @@ int iproc_pcie_setup(struct iproc_pcie *pcie, struct list_head *res) goto err_power_off_phy; } + for_each_pci_bridge(pdev, host->bus) { + if (pci_pcie_type(pdev) == PCI_EXP_TYPE_ROOT_PORT) + pcie_print_link_status(pdev); + } + return 0; err_power_off_phy: |