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PCI: exynos: Add local struct device pointers

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Use a local "struct device *dev" for brevity and consistency with other
drivers.  No functional change intended.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Bjorn Helgaas 2016-10-06 13:33:41 -05:00
parent f5acb5c51d
commit fae68d690d
1 changed files with 24 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

46
drivers/pci/host/pci-exynos.c
View File

@ -308,19 +308,21 @@ static void exynos_pcie_init_phy(struct pcie_port *pp)
static void exynos_pcie_assert_reset(struct pcie_port *pp)
{
struct exynos_pcie *exynos_pcie = to_exynos_pcie(pp);
struct device *dev = pp->dev;
if (exynos_pcie->reset_gpio >= 0)
devm_gpio_request_one(pp->dev, exynos_pcie->reset_gpio,
devm_gpio_request_one(dev, exynos_pcie->reset_gpio,
GPIOF_OUT_INIT_HIGH, "RESET");
}
static int exynos_pcie_establish_link(struct pcie_port *pp)
{
struct exynos_pcie *exynos_pcie = to_exynos_pcie(pp);
struct device *dev = pp->dev;
u32 val;
if (dw_pcie_link_up(pp)) {
dev_err(pp->dev, "Link already up\n");
dev_err(dev, "Link already up\n");
return 0;
}
@ -361,7 +363,7 @@ static int exynos_pcie_establish_link(struct pcie_port *pp)
while (exynos_phy_readl(exynos_pcie, PCIE_PHY_PLL_LOCKED) == 0) {
val = exynos_blk_readl(exynos_pcie, PCIE_PHY_PLL_LOCKED);
dev_info(pp->dev, "PLL Locked: 0x%x\n", val);
dev_info(dev, "PLL Locked: 0x%x\n", val);
}
/* power off phy */
exynos_pcie_power_off_phy(pp);
@ -493,33 +495,34 @@ static struct pcie_host_ops exynos_pcie_host_ops = {
static int __init exynos_add_pcie_port(struct pcie_port *pp,
struct platform_device *pdev)
{
struct device *dev = pp->dev;
int ret;
pp->irq = platform_get_irq(pdev, 1);
if (!pp->irq) {
dev_err(&pdev->dev, "failed to get irq\n");
dev_err(dev, "failed to get irq\n");
return -ENODEV;
}
ret = devm_request_irq(&pdev->dev, pp->irq, exynos_pcie_irq_handler,
ret = devm_request_irq(dev, pp->irq, exynos_pcie_irq_handler,
IRQF_SHARED, "exynos-pcie", pp);
if (ret) {
dev_err(&pdev->dev, "failed to request irq\n");
dev_err(dev, "failed to request irq\n");
return ret;
}
if (IS_ENABLED(CONFIG_PCI_MSI)) {
pp->msi_irq = platform_get_irq(pdev, 0);
if (!pp->msi_irq) {
dev_err(&pdev->dev, "failed to get msi irq\n");
dev_err(dev, "failed to get msi irq\n");
return -ENODEV;
}
ret = devm_request_irq(&pdev->dev, pp->msi_irq,
ret = devm_request_irq(dev, pp->msi_irq,
exynos_pcie_msi_irq_handler,
IRQF_SHARED | IRQF_NO_THREAD,
"exynos-pcie", pp);
if (ret) {
dev_err(&pdev->dev, "failed to request msi irq\n");
dev_err(dev, "failed to request msi irq\n");
return ret;
}
}
@ -529,7 +532,7 @@ static int __init exynos_add_pcie_port(struct pcie_port *pp,
ret = dw_pcie_host_init(pp);
if (ret) {
dev_err(&pdev->dev, "failed to initialize host\n");
dev_err(dev, "failed to initialize host\n");
return ret;
}
@ -538,37 +541,36 @@ static int __init exynos_add_pcie_port(struct pcie_port *pp,
static int __init exynos_pcie_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct exynos_pcie *exynos_pcie;
struct pcie_port *pp;
struct device_node *np = pdev->dev.of_node;
struct device_node *np = dev->of_node;
struct resource *elbi_base;
struct resource *phy_base;
struct resource *block_base;
int ret;
exynos_pcie = devm_kzalloc(&pdev->dev, sizeof(*exynos_pcie),
GFP_KERNEL);
exynos_pcie = devm_kzalloc(dev, sizeof(*exynos_pcie), GFP_KERNEL);
if (!exynos_pcie)
return -ENOMEM;
pp = &exynos_pcie->pp;
pp->dev = &pdev->dev;
pp->dev = dev;
exynos_pcie->reset_gpio = of_get_named_gpio(np, "reset-gpio", 0);
exynos_pcie->clk = devm_clk_get(&pdev->dev, "pcie");
exynos_pcie->clk = devm_clk_get(dev, "pcie");
if (IS_ERR(exynos_pcie->clk)) {
dev_err(&pdev->dev, "Failed to get pcie rc clock\n");
dev_err(dev, "Failed to get pcie rc clock\n");
return PTR_ERR(exynos_pcie->clk);
}
ret = clk_prepare_enable(exynos_pcie->clk);
if (ret)
return ret;
exynos_pcie->bus_clk = devm_clk_get(&pdev->dev, "pcie_bus");
exynos_pcie->bus_clk = devm_clk_get(dev, "pcie_bus");
if (IS_ERR(exynos_pcie->bus_clk)) {
dev_err(&pdev->dev, "Failed to get pcie bus clock\n");
dev_err(dev, "Failed to get pcie bus clock\n");
ret = PTR_ERR(exynos_pcie->bus_clk);
goto fail_clk;
}
@ -577,21 +579,21 @@ static int __init exynos_pcie_probe(struct platform_device *pdev)
goto fail_clk;
elbi_base = platform_get_resource(pdev, IORESOURCE_MEM, 0);
exynos_pcie->elbi_base = devm_ioremap_resource(&pdev->dev, elbi_base);
exynos_pcie->elbi_base = devm_ioremap_resource(dev, elbi_base);
if (IS_ERR(exynos_pcie->elbi_base)) {
ret = PTR_ERR(exynos_pcie->elbi_base);
goto fail_bus_clk;
}
phy_base = platform_get_resource(pdev, IORESOURCE_MEM, 1);
exynos_pcie->phy_base = devm_ioremap_resource(&pdev->dev, phy_base);
exynos_pcie->phy_base = devm_ioremap_resource(dev, phy_base);
if (IS_ERR(exynos_pcie->phy_base)) {
ret = PTR_ERR(exynos_pcie->phy_base);
goto fail_bus_clk;
}
block_base = platform_get_resource(pdev, IORESOURCE_MEM, 2);
exynos_pcie->block_base = devm_ioremap_resource(&pdev->dev, block_base);
exynos_pcie->block_base = devm_ioremap_resource(dev, block_base);
if (IS_ERR(exynos_pcie->block_base)) {
ret = PTR_ERR(exynos_pcie->block_base);
goto fail_bus_clk;