| Message ID | 20180822204111.9581-3-linus.walleij@linaro.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Reform EP93xx GPIO | expand |
Hi! On Wed, 22 Aug 2018 22:41:02 +0200 Linus Walleij <linus.walleij@linaro.org> wrote: > In order to clean up the driver I need to cut a few trees, > sorry, variable names, so I can see the forest, sorry driver > properly. > > Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Tested-by: Alexander Sverdlin <alexander.sverdlin@gmail.com> > --- > drivers/gpio/gpio-ep93xx.c | 26 +++++++++++++------------- > 1 file changed, 13 insertions(+), 13 deletions(-) > > diff --git a/drivers/gpio/gpio-ep93xx.c b/drivers/gpio/gpio-ep93xx.c > index 654525d6a9f1..3bfd0e46f7ed 100644 > --- a/drivers/gpio/gpio-ep93xx.c > +++ b/drivers/gpio/gpio-ep93xx.c > @@ -37,7 +37,7 @@ void __iomem *ep93xx_gpio_base; /* FIXME: put this into irq_data */ > #define EP93XX_GPIO_LINE_MAX_IRQ 23 > > struct ep93xx_gpio { > - void __iomem *mmio_base; > + void __iomem *base; > struct gpio_chip gc[8]; > }; > > @@ -323,10 +323,10 @@ static int ep93xx_gpio_to_irq(struct gpio_chip *chip, unsigned offset) > } > > static int ep93xx_gpio_add_bank(struct gpio_chip *gc, struct device *dev, > - void __iomem *mmio_base, struct ep93xx_gpio_bank *bank) > + void __iomem *base, struct ep93xx_gpio_bank *bank) > { > - void __iomem *data = mmio_base + bank->data; > - void __iomem *dir = mmio_base + bank->dir; > + void __iomem *data = base + bank->data; > + void __iomem *dir = base + bank->dir; > int err; > > err = bgpio_init(gc, dev, 1, data, NULL, NULL, dir, NULL, 0); > @@ -346,27 +346,27 @@ static int ep93xx_gpio_add_bank(struct gpio_chip *gc, struct device *dev, > > static int ep93xx_gpio_probe(struct platform_device *pdev) > { > - struct ep93xx_gpio *ep93xx_gpio; > + struct ep93xx_gpio *epg; > struct resource *res; > int i; > struct device *dev = &pdev->dev; > > - ep93xx_gpio = devm_kzalloc(dev, sizeof(struct ep93xx_gpio), GFP_KERNEL); > - if (!ep93xx_gpio) > + epg = devm_kzalloc(dev, sizeof(*epg), GFP_KERNEL); > + if (!epg) > return -ENOMEM; > > res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > - ep93xx_gpio->mmio_base = devm_ioremap_resource(dev, res); > - if (IS_ERR(ep93xx_gpio->mmio_base)) > - return PTR_ERR(ep93xx_gpio->mmio_base); > - ep93xx_gpio_base = ep93xx_gpio->mmio_base; > + epg->base = devm_ioremap_resource(dev, res); > + if (IS_ERR(epg->base)) > + return PTR_ERR(epg->base); > + ep93xx_gpio_base = epg->base; > > for (i = 0; i < ARRAY_SIZE(ep93xx_gpio_banks); i++) { > - struct gpio_chip *gc = &ep93xx_gpio->gc[i]; > + struct gpio_chip *gc = &epg->gc[i]; > struct ep93xx_gpio_bank *bank = &ep93xx_gpio_banks[i]; > > if (ep93xx_gpio_add_bank(gc, &pdev->dev, > - ep93xx_gpio->mmio_base, bank)) > + epg->base, bank)) > dev_warn(&pdev->dev, "Unable to add gpio bank %s\n", > bank->label); > }
diff --git a/drivers/gpio/gpio-ep93xx.c b/drivers/gpio/gpio-ep93xx.c index 654525d6a9f1..3bfd0e46f7ed 100644 --- a/drivers/gpio/gpio-ep93xx.c +++ b/drivers/gpio/gpio-ep93xx.c @@ -37,7 +37,7 @@ void __iomem *ep93xx_gpio_base; /* FIXME: put this into irq_data */ #define EP93XX_GPIO_LINE_MAX_IRQ 23 struct ep93xx_gpio { - void __iomem *mmio_base; + void __iomem *base; struct gpio_chip gc[8]; }; @@ -323,10 +323,10 @@ static int ep93xx_gpio_to_irq(struct gpio_chip *chip, unsigned offset) } static int ep93xx_gpio_add_bank(struct gpio_chip *gc, struct device *dev, - void __iomem *mmio_base, struct ep93xx_gpio_bank *bank) + void __iomem *base, struct ep93xx_gpio_bank *bank) { - void __iomem *data = mmio_base + bank->data; - void __iomem *dir = mmio_base + bank->dir; + void __iomem *data = base + bank->data; + void __iomem *dir = base + bank->dir; int err; err = bgpio_init(gc, dev, 1, data, NULL, NULL, dir, NULL, 0); @@ -346,27 +346,27 @@ static int ep93xx_gpio_add_bank(struct gpio_chip *gc, struct device *dev, static int ep93xx_gpio_probe(struct platform_device *pdev) { - struct ep93xx_gpio *ep93xx_gpio; + struct ep93xx_gpio *epg; struct resource *res; int i; struct device *dev = &pdev->dev; - ep93xx_gpio = devm_kzalloc(dev, sizeof(struct ep93xx_gpio), GFP_KERNEL); - if (!ep93xx_gpio) + epg = devm_kzalloc(dev, sizeof(*epg), GFP_KERNEL); + if (!epg) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ep93xx_gpio->mmio_base = devm_ioremap_resource(dev, res); - if (IS_ERR(ep93xx_gpio->mmio_base)) - return PTR_ERR(ep93xx_gpio->mmio_base); - ep93xx_gpio_base = ep93xx_gpio->mmio_base; + epg->base = devm_ioremap_resource(dev, res); + if (IS_ERR(epg->base)) + return PTR_ERR(epg->base); + ep93xx_gpio_base = epg->base; for (i = 0; i < ARRAY_SIZE(ep93xx_gpio_banks); i++) { - struct gpio_chip *gc = &ep93xx_gpio->gc[i]; + struct gpio_chip *gc = &epg->gc[i]; struct ep93xx_gpio_bank *bank = &ep93xx_gpio_banks[i]; if (ep93xx_gpio_add_bank(gc, &pdev->dev, - ep93xx_gpio->mmio_base, bank)) + epg->base, bank)) dev_warn(&pdev->dev, "Unable to add gpio bank %s\n", bank->label); }
In order to clean up the driver I need to cut a few trees, sorry, variable names, so I can see the forest, sorry driver properly. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- drivers/gpio/gpio-ep93xx.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-)