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Date: Thu, 9 Jul 2020 00:40:13 +0800
From: Dejin Zheng <zhengdejin5@...il.com>
To: kishon@...com, lorenzo.pieralisi@....com, robh@...nel.org,
bhelgaas@...gle.com, m-karicheri2@...com, jingoohan1@...il.com,
gustavo.pimentel@...opsys.com, shawn.guo@...aro.org,
songxiaowei@...ilicon.com, svarbanov@...sol.com, agross@...nel.org,
bjorn.andersson@...aro.org, linux-pci@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, Dejin Zheng <zhengdejin5@...il.com>
Subject: [PATCH v2] PCI: dwc: convert to devm_platform_ioremap_resource_byname()
Use devm_platform_ioremap_resource_byname() to simplify codes.
it contains platform_get_resource_byname() and devm_ioremap_resource().
Signed-off-by: Dejin Zheng <zhengdejin5@...il.com>
Reviewed-by: Gustavo Pimentel <gustavo.pimentel@...opsys.com>
Reviewed-by: Rob Herring <robh@...nel.org>
---
v1 -> v2:
- rebase to pci/dwc branch
- add Gustavo and Rob's Reviewed tag
drivers/pci/controller/dwc/pci-dra7xx.c | 11 ++++-------
drivers/pci/controller/dwc/pci-keystone.c | 7 +++----
drivers/pci/controller/dwc/pcie-artpec6.c | 12 ++++--------
.../pci/controller/dwc/pcie-designware-plat.c | 3 +--
drivers/pci/controller/dwc/pcie-histb.c | 7 ++-----
drivers/pci/controller/dwc/pcie-intel-gw.c | 7 ++-----
drivers/pci/controller/dwc/pcie-kirin.c | 17 ++++++-----------
drivers/pci/controller/dwc/pcie-qcom.c | 6 ++----
drivers/pci/controller/dwc/pcie-uniphier.c | 3 +--
9 files changed, 25 insertions(+), 48 deletions(-)
diff --git a/drivers/pci/controller/dwc/pci-dra7xx.c b/drivers/pci/controller/dwc/pci-dra7xx.c
index 6184ebc9392d..e5d0c7ac09b9 100644
--- a/drivers/pci/controller/dwc/pci-dra7xx.c
+++ b/drivers/pci/controller/dwc/pci-dra7xx.c
@@ -593,13 +593,12 @@ static int __init dra7xx_add_pcie_ep(struct dra7xx_pcie *dra7xx,
ep = &pci->ep;
ep->ops = &pcie_ep_ops;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ep_dbics");
- pci->dbi_base = devm_ioremap_resource(dev, res);
+ pci->dbi_base = devm_platform_ioremap_resource_byname(pdev, "ep_dbics");
if (IS_ERR(pci->dbi_base))
return PTR_ERR(pci->dbi_base);
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ep_dbics2");
- pci->dbi_base2 = devm_ioremap_resource(dev, res);
+ pci->dbi_base2 =
+ devm_platform_ioremap_resource_byname(pdev, "ep_dbics2");
if (IS_ERR(pci->dbi_base2))
return PTR_ERR(pci->dbi_base2);
@@ -626,7 +625,6 @@ static int __init dra7xx_add_pcie_port(struct dra7xx_pcie *dra7xx,
struct dw_pcie *pci = dra7xx->pci;
struct pcie_port *pp = &pci->pp;
struct device *dev = pci->dev;
- struct resource *res;
pp->irq = platform_get_irq(pdev, 1);
if (pp->irq < 0) {
@@ -638,8 +636,7 @@ static int __init dra7xx_add_pcie_port(struct dra7xx_pcie *dra7xx,
if (ret < 0)
return ret;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rc_dbics");
- pci->dbi_base = devm_ioremap_resource(dev, res);
+ pci->dbi_base = devm_platform_ioremap_resource_byname(pdev, "rc_dbics");
if (IS_ERR(pci->dbi_base))
return PTR_ERR(pci->dbi_base);
diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c
index 790679fdfa48..5ffc3b40c4f6 100644
--- a/drivers/pci/controller/dwc/pci-keystone.c
+++ b/drivers/pci/controller/dwc/pci-keystone.c
@@ -1228,8 +1228,8 @@ static int __init ks_pcie_probe(struct platform_device *pdev)
if (!pci)
return -ENOMEM;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "app");
- ks_pcie->va_app_base = devm_ioremap_resource(dev, res);
+ ks_pcie->va_app_base =
+ devm_platform_ioremap_resource_byname(pdev, "app");
if (IS_ERR(ks_pcie->va_app_base))
return PTR_ERR(ks_pcie->va_app_base);
@@ -1323,8 +1323,7 @@ static int __init ks_pcie_probe(struct platform_device *pdev)
}
if (pci->version >= 0x480A) {
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "atu");
- atu_base = devm_ioremap_resource(dev, res);
+ atu_base = devm_platform_ioremap_resource_byname(pdev, "atu");
if (IS_ERR(atu_base)) {
ret = PTR_ERR(atu_base);
goto err_get_sync;
diff --git a/drivers/pci/controller/dwc/pcie-artpec6.c b/drivers/pci/controller/dwc/pcie-artpec6.c
index 28d5a1095200..7d2cfa288b01 100644
--- a/drivers/pci/controller/dwc/pcie-artpec6.c
+++ b/drivers/pci/controller/dwc/pcie-artpec6.c
@@ -455,8 +455,7 @@ static int artpec6_add_pcie_ep(struct artpec6_pcie *artpec6_pcie,
ep = &pci->ep;
ep->ops = &pcie_ep_ops;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dbi2");
- pci->dbi_base2 = devm_ioremap_resource(dev, res);
+ pci->dbi_base2 = devm_platform_ioremap_resource_byname(pdev, "dbi2");
if (IS_ERR(pci->dbi_base2))
return PTR_ERR(pci->dbi_base2);
@@ -481,8 +480,6 @@ static int artpec6_pcie_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct dw_pcie *pci;
struct artpec6_pcie *artpec6_pcie;
- struct resource *dbi_base;
- struct resource *phy_base;
int ret;
const struct of_device_id *match;
const struct artpec_pcie_of_data *data;
@@ -512,13 +509,12 @@ static int artpec6_pcie_probe(struct platform_device *pdev)
artpec6_pcie->variant = variant;
artpec6_pcie->mode = mode;
- dbi_base = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dbi");
- pci->dbi_base = devm_ioremap_resource(dev, dbi_base);
+ pci->dbi_base = devm_platform_ioremap_resource_byname(pdev, "dbi");
if (IS_ERR(pci->dbi_base))
return PTR_ERR(pci->dbi_base);
- phy_base = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy");
- artpec6_pcie->phy_base = devm_ioremap_resource(dev, phy_base);
+ artpec6_pcie->phy_base =
+ devm_platform_ioremap_resource_byname(pdev, "phy");
if (IS_ERR(artpec6_pcie->phy_base))
return PTR_ERR(artpec6_pcie->phy_base);
diff --git a/drivers/pci/controller/dwc/pcie-designware-plat.c b/drivers/pci/controller/dwc/pcie-designware-plat.c
index 73646b677aff..712456f6ce36 100644
--- a/drivers/pci/controller/dwc/pcie-designware-plat.c
+++ b/drivers/pci/controller/dwc/pcie-designware-plat.c
@@ -153,8 +153,7 @@ static int dw_plat_add_pcie_ep(struct dw_plat_pcie *dw_plat_pcie,
ep = &pci->ep;
ep->ops = &pcie_ep_ops;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dbi2");
- pci->dbi_base2 = devm_ioremap_resource(dev, res);
+ pci->dbi_base2 = devm_platform_ioremap_resource_byname(pdev, "dbi2");
if (IS_ERR(pci->dbi_base2))
return PTR_ERR(pci->dbi_base2);
diff --git a/drivers/pci/controller/dwc/pcie-histb.c b/drivers/pci/controller/dwc/pcie-histb.c
index 811b5c6d62ea..6d3524c39a9b 100644
--- a/drivers/pci/controller/dwc/pcie-histb.c
+++ b/drivers/pci/controller/dwc/pcie-histb.c
@@ -304,7 +304,6 @@ static int histb_pcie_probe(struct platform_device *pdev)
struct histb_pcie *hipcie;
struct dw_pcie *pci;
struct pcie_port *pp;
- struct resource *res;
struct device_node *np = pdev->dev.of_node;
struct device *dev = &pdev->dev;
enum of_gpio_flags of_flags;
@@ -324,15 +323,13 @@ static int histb_pcie_probe(struct platform_device *pdev)
pci->dev = dev;
pci->ops = &dw_pcie_ops;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "control");
- hipcie->ctrl = devm_ioremap_resource(dev, res);
+ hipcie->ctrl = devm_platform_ioremap_resource_byname(pdev, "control");
if (IS_ERR(hipcie->ctrl)) {
dev_err(dev, "cannot get control reg base\n");
return PTR_ERR(hipcie->ctrl);
}
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rc-dbi");
- pci->dbi_base = devm_ioremap_resource(dev, res);
+ pci->dbi_base = devm_platform_ioremap_resource_byname(pdev, "rc-dbi");
if (IS_ERR(pci->dbi_base)) {
dev_err(dev, "cannot get rc-dbi base\n");
return PTR_ERR(pci->dbi_base);
diff --git a/drivers/pci/controller/dwc/pcie-intel-gw.c b/drivers/pci/controller/dwc/pcie-intel-gw.c
index 2d8dbb318087..c3b3a1d162b5 100644
--- a/drivers/pci/controller/dwc/pcie-intel-gw.c
+++ b/drivers/pci/controller/dwc/pcie-intel-gw.c
@@ -253,11 +253,9 @@ static int intel_pcie_get_resources(struct platform_device *pdev)
struct intel_pcie_port *lpp = platform_get_drvdata(pdev);
struct dw_pcie *pci = &lpp->pci;
struct device *dev = pci->dev;
- struct resource *res;
int ret;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dbi");
- pci->dbi_base = devm_ioremap_resource(dev, res);
+ pci->dbi_base = devm_platform_ioremap_resource_byname(pdev, "dbi");
if (IS_ERR(pci->dbi_base))
return PTR_ERR(pci->dbi_base);
@@ -291,8 +289,7 @@ static int intel_pcie_get_resources(struct platform_device *pdev)
ret = of_pci_get_max_link_speed(dev->of_node);
lpp->link_gen = ret < 0 ? 0 : ret;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "app");
- lpp->app_base = devm_ioremap_resource(dev, res);
+ lpp->app_base = devm_platform_ioremap_resource_byname(pdev, "app");
if (IS_ERR(lpp->app_base))
return PTR_ERR(lpp->app_base);
diff --git a/drivers/pci/controller/dwc/pcie-kirin.c b/drivers/pci/controller/dwc/pcie-kirin.c
index c19617a912bd..e5e765038686 100644
--- a/drivers/pci/controller/dwc/pcie-kirin.c
+++ b/drivers/pci/controller/dwc/pcie-kirin.c
@@ -147,23 +147,18 @@ static long kirin_pcie_get_clk(struct kirin_pcie *kirin_pcie,
static long kirin_pcie_get_resource(struct kirin_pcie *kirin_pcie,
struct platform_device *pdev)
{
- struct device *dev = &pdev->dev;
- struct resource *apb;
- struct resource *phy;
- struct resource *dbi;
-
- apb = platform_get_resource_byname(pdev, IORESOURCE_MEM, "apb");
- kirin_pcie->apb_base = devm_ioremap_resource(dev, apb);
+ kirin_pcie->apb_base =
+ devm_platform_ioremap_resource_byname(pdev, "apb");
if (IS_ERR(kirin_pcie->apb_base))
return PTR_ERR(kirin_pcie->apb_base);
- phy = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy");
- kirin_pcie->phy_base = devm_ioremap_resource(dev, phy);
+ kirin_pcie->phy_base =
+ devm_platform_ioremap_resource_byname(pdev, "phy");
if (IS_ERR(kirin_pcie->phy_base))
return PTR_ERR(kirin_pcie->phy_base);
- dbi = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dbi");
- kirin_pcie->pci->dbi_base = devm_ioremap_resource(dev, dbi);
+ kirin_pcie->pci->dbi_base =
+ devm_platform_ioremap_resource_byname(pdev, "dbi");
if (IS_ERR(kirin_pcie->pci->dbi_base))
return PTR_ERR(kirin_pcie->pci->dbi_base);
diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index 73d4eed26f65..b79f7878c993 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -1405,8 +1405,7 @@ static int qcom_pcie_probe(struct platform_device *pdev)
if (pcie->gen < 0)
pcie->gen = 2;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "parf");
- pcie->parf = devm_ioremap_resource(dev, res);
+ pcie->parf = devm_platform_ioremap_resource_byname(pdev, "parf");
if (IS_ERR(pcie->parf)) {
ret = PTR_ERR(pcie->parf);
goto err_pm_runtime_put;
@@ -1419,8 +1418,7 @@ static int qcom_pcie_probe(struct platform_device *pdev)
goto err_pm_runtime_put;
}
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "elbi");
- pcie->elbi = devm_ioremap_resource(dev, res);
+ pcie->elbi = devm_platform_ioremap_resource_byname(pdev, "elbi");
if (IS_ERR(pcie->elbi)) {
ret = PTR_ERR(pcie->elbi);
goto err_pm_runtime_put;
diff --git a/drivers/pci/controller/dwc/pcie-uniphier.c b/drivers/pci/controller/dwc/pcie-uniphier.c
index a5401a0b1e58..3a7f403b57b8 100644
--- a/drivers/pci/controller/dwc/pcie-uniphier.c
+++ b/drivers/pci/controller/dwc/pcie-uniphier.c
@@ -416,8 +416,7 @@ static int uniphier_pcie_probe(struct platform_device *pdev)
if (IS_ERR(priv->pci.dbi_base))
return PTR_ERR(priv->pci.dbi_base);
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "link");
- priv->base = devm_ioremap_resource(dev, res);
+ priv->base = devm_platform_ioremap_resource_byname(pdev, "link");
if (IS_ERR(priv->base))
return PTR_ERR(priv->base);
--
2.25.0
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