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| author | Hou Zhiqiang <Zhiqiang.Hou@nxp.com> | 2020-02-13 12:06:33 +0800 |
|---|---|---|
| committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2020-02-21 11:53:22 +0000 |
| commit | 2ba24842d6b42453dbc9dfffdf5faf0cec2d7698 (patch) | |
| tree | a4b5618566f70ea1b712577b52fb5feef821caf0 /drivers/pci | |
| parent | 1f442218d657b1a20900f09ae1fc269b69b3de70 (diff) | |
| download | linux-2ba24842d6b42453dbc9dfffdf5faf0cec2d7698.tar.gz linux-2ba24842d6b42453dbc9dfffdf5faf0cec2d7698.tar.bz2 linux-2ba24842d6b42453dbc9dfffdf5faf0cec2d7698.zip | |
PCI: mobiveil: Move the host initialization into a function
Move the host initialization related operations into a new
function so that it can be reused by other platform
PCIe host drivers integrating the Mobiveil GPEX.
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
[lorenzo.pieralisi@arm.com: updated commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Andrew Murray <amurray@thegoodpenguin.co.uk>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/controller/pcie-mobiveil.c | 39 |
1 files changed, 23 insertions, 16 deletions
diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c index a7c2354465a1..d7ef0880edb2 100644 --- a/drivers/pci/controller/pcie-mobiveil.c +++ b/drivers/pci/controller/pcie-mobiveil.c @@ -873,27 +873,15 @@ static int mobiveil_pcie_init_irq_domain(struct mobiveil_pcie *pcie) return 0; } -static int mobiveil_pcie_probe(struct platform_device *pdev) +static int mobiveil_pcie_host_probe(struct mobiveil_pcie *pcie) { - struct mobiveil_pcie *pcie; + struct mobiveil_root_port *rp = &pcie->rp; + struct pci_host_bridge *bridge = rp->bridge; + struct device *dev = &pcie->pdev->dev; struct pci_bus *bus; struct pci_bus *child; - struct pci_host_bridge *bridge; - struct device *dev = &pdev->dev; - struct mobiveil_root_port *rp; int ret; - /* allocate the PCIe port */ - bridge = devm_pci_alloc_host_bridge(dev, sizeof(*pcie)); - if (!bridge) - return -ENOMEM; - - pcie = pci_host_bridge_priv(bridge); - rp = &pcie->rp; - rp->bridge = bridge; - - pcie->pdev = pdev; - ret = mobiveil_pcie_parse_dt(pcie); if (ret) { dev_err(dev, "Parsing DT failed, ret: %x\n", ret); @@ -956,6 +944,25 @@ static int mobiveil_pcie_probe(struct platform_device *pdev) return 0; } +static int mobiveil_pcie_probe(struct platform_device *pdev) +{ + struct mobiveil_pcie *pcie; + struct pci_host_bridge *bridge; + struct device *dev = &pdev->dev; + + /* allocate the PCIe port */ + bridge = devm_pci_alloc_host_bridge(dev, sizeof(*pcie)); + if (!bridge) + return -ENOMEM; + + pcie = pci_host_bridge_priv(bridge); + pcie->rp.bridge = bridge; + + pcie->pdev = pdev; + + return mobiveil_pcie_host_probe(pcie); +} + static const struct of_device_id mobiveil_pcie_of_match[] = { {.compatible = "mbvl,gpex40-pcie",}, {}, |