Move the imx6_pcie_ltssm_disable() earlier and place it just behind the imx6_pcie_ltssm_enable(), since it might not be only used by suspend callback directly. To be symmetric with imx6_pcie_ltssm_enable(), add the IMX6Q and IMX8MQ switch cases in imx6_pcie_ltssm_disable(). Link: https://lore.kernel.org/r/1656645935-1370-17-git-send-email-hongxing.zhu@xxxxxxx Signed-off-by: Richard Zhu <hongxing.zhu@xxxxxxx> Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> --- drivers/pci/controller/dwc/pci-imx6.c | 38 +++++++++++++-------------- 1 file changed, 19 insertions(+), 19 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 6d7ae141ec58..21e9101f63f0 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -805,6 +805,25 @@ static void imx6_pcie_ltssm_enable(struct device *dev) } } +static void imx6_pcie_ltssm_disable(struct device *dev) +{ + struct imx6_pcie *imx6_pcie = dev_get_drvdata(dev); + + switch (imx6_pcie->drvdata->variant) { + case IMX6Q: + case IMX6SX: + case IMX6QP: + regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, + IMX6Q_GPR12_PCIE_CTL_2, 0); + break; + case IMX7D: + case IMX8MQ: + case IMX8MM: + reset_control_assert(imx6_pcie->apps_reset); + break; + } +} + static int imx6_pcie_start_link(struct dw_pcie *pci) { struct imx6_pcie *imx6_pcie = to_imx6_pcie(pci); @@ -949,25 +968,6 @@ static const struct dw_pcie_ops dw_pcie_ops = { }; #ifdef CONFIG_PM_SLEEP -static void imx6_pcie_ltssm_disable(struct device *dev) -{ - struct imx6_pcie *imx6_pcie = dev_get_drvdata(dev); - - switch (imx6_pcie->drvdata->variant) { - case IMX6SX: - case IMX6QP: - regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, - IMX6Q_GPR12_PCIE_CTL_2, 0); - break; - case IMX7D: - case IMX8MM: - reset_control_assert(imx6_pcie->apps_reset); - break; - default: - dev_err(dev, "ltssm_disable not supported\n"); - } -} - static void imx6_pcie_pm_turnoff(struct imx6_pcie *imx6_pcie) { struct device *dev = imx6_pcie->pci->dev; -- 2.25.1
