Many calls to dw_pcie_host_init() are in a wrapper function with nothing else now. Let's remove the pointless extra layer. Cc: Richard Zhu <hongxing.zhu@xxxxxxx> Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx> Cc: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx> Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> Cc: Shawn Guo <shawnguo@xxxxxxxxxx> Cc: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> Cc: Pengutronix Kernel Team <kernel@xxxxxxxxxxxxxx> Cc: Fabio Estevam <festevam@xxxxxxxxx> Cc: NXP Linux Team <linux-imx@xxxxxxx> Cc: Murali Karicheri <m-karicheri2@xxxxxx> Cc: Minghuan Lian <minghuan.Lian@xxxxxxx> Cc: Mingkai Hu <mingkai.hu@xxxxxxx> Cc: Roy Zang <roy.zang@xxxxxxx> Cc: Yue Wang <yue.wang@xxxxxxxxxxx> Cc: Kevin Hilman <khilman@xxxxxxxxxxxx> Cc: Neil Armstrong <narmstrong@xxxxxxxxxxxx> Cc: Jerome Brunet <jbrunet@xxxxxxxxxxxx> Cc: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx> Cc: Jonathan Chocron <jonnyc@xxxxxxxxxx> Cc: Jesper Nilsson <jesper.nilsson@xxxxxxxx> Cc: Xiaowei Song <songxiaowei@xxxxxxxxxxxxx> Cc: Binghui Wang <wangbinghui@xxxxxxxxxxxxx> Cc: Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx> Cc: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> Cc: linuxppc-dev@xxxxxxxxxxxxxxxx Cc: linux-amlogic@xxxxxxxxxxxxxxxxxxx Cc: linux-arm-kernel@xxxxxxxx Signed-off-by: Rob Herring <robh@xxxxxxxxxx> --- drivers/pci/controller/dwc/pci-imx6.c | 26 ++------------------- drivers/pci/controller/dwc/pci-keystone.c | 19 +-------------- drivers/pci/controller/dwc/pci-layerscape.c | 26 ++------------------- drivers/pci/controller/dwc/pci-meson.c | 22 ++--------------- drivers/pci/controller/dwc/pcie-al.c | 20 ++-------------- drivers/pci/controller/dwc/pcie-artpec6.c | 23 +++--------------- drivers/pci/controller/dwc/pcie-kirin.c | 11 ++------- drivers/pci/controller/dwc/pcie-uniphier.c | 23 +++--------------- 8 files changed, 17 insertions(+), 153 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 4ba0b1195ecf..73e5cfc0725a 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -842,25 +842,6 @@ static const struct dw_pcie_host_ops imx6_pcie_host_ops = { .host_init = imx6_pcie_host_init, }; -static int imx6_add_pcie_port(struct imx6_pcie *imx6_pcie, - struct platform_device *pdev) -{ - struct dw_pcie *pci = imx6_pcie->pci; - struct pcie_port *pp = &pci->pp; - struct device *dev = &pdev->dev; - int ret; - - pp->ops = &imx6_pcie_host_ops; - - ret = dw_pcie_host_init(pp); - if (ret) { - dev_err(dev, "failed to initialize host\n"); - return ret; - } - - return 0; -} - static const struct dw_pcie_ops dw_pcie_ops = { .start_link = imx6_pcie_start_link, }; @@ -1004,6 +985,7 @@ static int imx6_pcie_probe(struct platform_device *pdev) pci->dev = dev; pci->ops = &dw_pcie_ops; + pci->pp.ops = &imx6_pcie_host_ops; imx6_pcie->pci = pci; imx6_pcie->drvdata = of_device_get_match_data(dev); @@ -1153,11 +1135,7 @@ static int imx6_pcie_probe(struct platform_device *pdev) if (ret) return ret; - ret = imx6_add_pcie_port(imx6_pcie, pdev); - if (ret < 0) - return ret; - - return 0; + return dw_pcie_host_init(&pci->pp); } static void imx6_pcie_shutdown(struct platform_device *pdev) diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c index 5a4bcc2b1ddb..719756160821 100644 --- a/drivers/pci/controller/dwc/pci-keystone.c +++ b/drivers/pci/controller/dwc/pci-keystone.c @@ -844,23 +844,6 @@ static irqreturn_t ks_pcie_err_irq_handler(int irq, void *priv) return ks_pcie_handle_error_irq(ks_pcie); } -static int __init ks_pcie_add_pcie_port(struct keystone_pcie *ks_pcie, - struct platform_device *pdev) -{ - struct dw_pcie *pci = ks_pcie->pci; - struct pcie_port *pp = &pci->pp; - struct device *dev = &pdev->dev; - int ret; - - ret = dw_pcie_host_init(pp); - if (ret) { - dev_err(dev, "failed to initialize host\n"); - return ret; - } - - return 0; -} - static void ks_pcie_am654_write_dbi2(struct dw_pcie *pci, void __iomem *base, u32 reg, size_t size, u32 val) { @@ -1255,7 +1238,7 @@ static int __init ks_pcie_probe(struct platform_device *pdev) } pci->pp.ops = host_ops; - ret = ks_pcie_add_pcie_port(ks_pcie, pdev); + ret = dw_pcie_host_init(&pci->pp); if (ret < 0) goto err_get_sync; break; diff --git a/drivers/pci/controller/dwc/pci-layerscape.c b/drivers/pci/controller/dwc/pci-layerscape.c index 400ebbebd00f..44ad34cdc3bc 100644 --- a/drivers/pci/controller/dwc/pci-layerscape.c +++ b/drivers/pci/controller/dwc/pci-layerscape.c @@ -232,31 +232,12 @@ static const struct of_device_id ls_pcie_of_match[] = { { }, }; -static int __init ls_add_pcie_port(struct ls_pcie *pcie) -{ - struct dw_pcie *pci = pcie->pci; - struct pcie_port *pp = &pci->pp; - struct device *dev = pci->dev; - int ret; - - pp->ops = pcie->drvdata->ops; - - ret = dw_pcie_host_init(pp); - if (ret) { - dev_err(dev, "failed to initialize host\n"); - return ret; - } - - return 0; -} - static int __init ls_pcie_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct dw_pcie *pci; struct ls_pcie *pcie; struct resource *dbi_base; - int ret; pcie = devm_kzalloc(dev, sizeof(*pcie), GFP_KERNEL); if (!pcie) @@ -270,6 +251,7 @@ static int __init ls_pcie_probe(struct platform_device *pdev) pci->dev = dev; pci->ops = pcie->drvdata->dw_pcie_ops; + pci->pp.ops = pcie->drvdata->ops; pcie->pci = pci; @@ -285,11 +267,7 @@ static int __init ls_pcie_probe(struct platform_device *pdev) platform_set_drvdata(pdev, pcie); - ret = ls_add_pcie_port(pcie); - if (ret < 0) - return ret; - - return 0; + return dw_pcie_host_init(&pci->pp); } static struct platform_driver ls_pcie_driver = { diff --git a/drivers/pci/controller/dwc/pci-meson.c b/drivers/pci/controller/dwc/pci-meson.c index 04589f0decb2..686ded034f22 100644 --- a/drivers/pci/controller/dwc/pci-meson.c +++ b/drivers/pci/controller/dwc/pci-meson.c @@ -387,25 +387,6 @@ static const struct dw_pcie_host_ops meson_pcie_host_ops = { .host_init = meson_pcie_host_init, }; -static int meson_add_pcie_port(struct meson_pcie *mp, - struct platform_device *pdev) -{ - struct dw_pcie *pci = &mp->pci; - struct pcie_port *pp = &pci->pp; - struct device *dev = &pdev->dev; - int ret; - - pp->ops = &meson_pcie_host_ops; - - ret = dw_pcie_host_init(pp); - if (ret) { - dev_err(dev, "failed to initialize host\n"); - return ret; - } - - return 0; -} - static const struct dw_pcie_ops dw_pcie_ops = { .link_up = meson_pcie_link_up, .start_link = meson_pcie_start_link, @@ -425,6 +406,7 @@ static int meson_pcie_probe(struct platform_device *pdev) pci = &mp->pci; pci->dev = dev; pci->ops = &dw_pcie_ops; + pci->pp.ops = &meson_pcie_host_ops; pci->num_lanes = 1; mp->phy = devm_phy_get(dev, "pcie"); @@ -471,7 +453,7 @@ static int meson_pcie_probe(struct platform_device *pdev) platform_set_drvdata(pdev, mp); - ret = meson_add_pcie_port(mp, pdev); + ret = dw_pcie_host_init(&pci->pp); if (ret < 0) { dev_err(dev, "Add PCIe port failed, %d\n", ret); goto err_phy; diff --git a/drivers/pci/controller/dwc/pcie-al.c b/drivers/pci/controller/dwc/pcie-al.c index d06866921187..7ac8a37d9ce0 100644 --- a/drivers/pci/controller/dwc/pcie-al.c +++ b/drivers/pci/controller/dwc/pcie-al.c @@ -322,23 +322,6 @@ static const struct dw_pcie_host_ops al_pcie_host_ops = { .host_init = al_pcie_host_init, }; -static int al_add_pcie_port(struct pcie_port *pp, - struct platform_device *pdev) -{ - struct device *dev = &pdev->dev; - int ret; - - pp->ops = &al_pcie_host_ops; - - ret = dw_pcie_host_init(pp); - if (ret) { - dev_err(dev, "failed to initialize host\n"); - return ret; - } - - return 0; -} - static const struct dw_pcie_ops dw_pcie_ops = { }; @@ -360,6 +343,7 @@ static int al_pcie_probe(struct platform_device *pdev) pci->dev = dev; pci->ops = &dw_pcie_ops; + pci->pp.ops = &al_pcie_host_ops; al_pcie->pci = pci; al_pcie->dev = dev; @@ -384,7 +368,7 @@ static int al_pcie_probe(struct platform_device *pdev) platform_set_drvdata(pdev, al_pcie); - return al_add_pcie_port(&pci->pp, pdev); + return dw_pcie_host_init(&pci->pp); } static const struct of_device_id al_pcie_of_match[] = { diff --git a/drivers/pci/controller/dwc/pcie-artpec6.c b/drivers/pci/controller/dwc/pcie-artpec6.c index fcba9915a606..597c282f586c 100644 --- a/drivers/pci/controller/dwc/pcie-artpec6.c +++ b/drivers/pci/controller/dwc/pcie-artpec6.c @@ -336,25 +336,6 @@ static const struct dw_pcie_host_ops artpec6_pcie_host_ops = { .host_init = artpec6_pcie_host_init, }; -static int artpec6_add_pcie_port(struct artpec6_pcie *artpec6_pcie, - struct platform_device *pdev) -{ - struct dw_pcie *pci = artpec6_pcie->pci; - struct pcie_port *pp = &pci->pp; - struct device *dev = pci->dev; - int ret; - - pp->ops = &artpec6_pcie_host_ops; - - ret = dw_pcie_host_init(pp); - if (ret) { - dev_err(dev, "failed to initialize host\n"); - return ret; - } - - return 0; -} - static void artpec6_pcie_ep_init(struct dw_pcie_ep *ep) { struct dw_pcie *pci = to_dw_pcie_from_ep(ep); @@ -445,7 +426,9 @@ static int artpec6_pcie_probe(struct platform_device *pdev) if (!IS_ENABLED(CONFIG_PCIE_ARTPEC6_HOST)) return -ENODEV; - ret = artpec6_add_pcie_port(artpec6_pcie, pdev); + pci->pp.ops = &artpec6_pcie_host_ops; + + ret = dw_pcie_host_init(&pci->pp); if (ret < 0) return ret; break; diff --git a/drivers/pci/controller/dwc/pcie-kirin.c b/drivers/pci/controller/dwc/pcie-kirin.c index ac4bbdaf5324..026fd1e42a55 100644 --- a/drivers/pci/controller/dwc/pcie-kirin.c +++ b/drivers/pci/controller/dwc/pcie-kirin.c @@ -419,14 +419,6 @@ static const struct dw_pcie_host_ops kirin_pcie_host_ops = { .host_init = kirin_pcie_host_init, }; -static int kirin_add_pcie_port(struct dw_pcie *pci, - struct platform_device *pdev) -{ - pci->pp.ops = &kirin_pcie_host_ops; - - return dw_pcie_host_init(&pci->pp); -} - static int kirin_pcie_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -449,6 +441,7 @@ static int kirin_pcie_probe(struct platform_device *pdev) pci->dev = dev; pci->ops = &kirin_dw_pcie_ops; + pci->pp.ops = &kirin_pcie_host_ops; kirin_pcie->pci = pci; ret = kirin_pcie_get_clk(kirin_pcie, pdev); @@ -474,7 +467,7 @@ static int kirin_pcie_probe(struct platform_device *pdev) platform_set_drvdata(pdev, kirin_pcie); - return kirin_add_pcie_port(pci, pdev); + return dw_pcie_host_init(&pci->pp); } static const struct of_device_id kirin_pcie_match[] = { diff --git a/drivers/pci/controller/dwc/pcie-uniphier.c b/drivers/pci/controller/dwc/pcie-uniphier.c index 2457e9dd098d..7e8bad326770 100644 --- a/drivers/pci/controller/dwc/pcie-uniphier.c +++ b/drivers/pci/controller/dwc/pcie-uniphier.c @@ -321,25 +321,6 @@ static const struct dw_pcie_host_ops uniphier_pcie_host_ops = { .host_init = uniphier_pcie_host_init, }; -static int uniphier_add_pcie_port(struct uniphier_pcie_priv *priv, - struct platform_device *pdev) -{ - struct dw_pcie *pci = &priv->pci; - struct pcie_port *pp = &pci->pp; - struct device *dev = &pdev->dev; - int ret; - - pp->ops = &uniphier_pcie_host_ops; - - ret = dw_pcie_host_init(pp); - if (ret) { - dev_err(dev, "Failed to initialize host (%d)\n", ret); - return ret; - } - - return 0; -} - static int uniphier_pcie_host_enable(struct uniphier_pcie_priv *priv) { int ret; @@ -415,7 +396,9 @@ static int uniphier_pcie_probe(struct platform_device *pdev) if (ret) return ret; - return uniphier_add_pcie_port(priv, pdev); + priv->pci.pp.ops = &uniphier_pcie_host_ops; + + return dw_pcie_host_init(&priv->pci.pp); } static const struct of_device_id uniphier_pcie_match[] = { -- 2.25.1