Add support to configure sideband signal pins when information is present in respective controller's device-tree node.
Signed-off-by: Vidya Sagar <[email protected]> --- V2: * Addressed review comment from Andrew Murray * Handled failure case of pinctrl_pm_select_default_state() cleanly drivers/pci/controller/dwc/pcie-tegra194.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c index fc0dbeb31d78..057ba4f9fbcd 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -1304,8 +1304,13 @@ static int tegra_pcie_config_rp(struct tegra_pcie_dw *pcie) if (ret < 0) { dev_err(dev, "Failed to get runtime sync for PCIe dev: %d\n", ret); - pm_runtime_disable(dev); - return ret; + goto fail_pm_get_sync; + } + + ret = pinctrl_pm_select_default_state(pcie->dev); + if (ret < 0) { + dev_err(dev, "Failed to configure sideband pins: %d\n", ret); + goto fail_pinctrl; } tegra_pcie_init_controller(pcie); @@ -1332,7 +1337,9 @@ static int tegra_pcie_config_rp(struct tegra_pcie_dw *pcie) fail_host_init: tegra_pcie_deinit_controller(pcie); +fail_pinctrl: pm_runtime_put_sync(dev); +fail_pm_get_sync: pm_runtime_disable(dev); return ret; } -- 2.17.1
