diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2018-11-08 16:37:07 +0100 |
|---|---|---|
| committer | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2018-12-07 15:54:16 +0100 |
| commit | ff4709b44cc0755ce7af4c7b3a18580f388b3bff (patch) | |
| tree | a7366a4edb1ec2aa792daa03aa21e8e1f58fb4ed /drivers/gpio/gpio-ich.c | |
| parent | gpio: ich: Simplify error handling in ichx_write_bit() (diff) | |
| download | linux-ff4709b44cc0755ce7af4c7b3a18580f388b3bff.tar.xz linux-ff4709b44cc0755ce7af4c7b3a18580f388b3bff.zip | |
gpio: ich: Switch to use struct device instead of platform_device
There is no need to have a pointer to struct platform_device.
Instead, switch to use struct device one.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Diffstat (limited to 'drivers/gpio/gpio-ich.c')
| -rw-r--r-- | drivers/gpio/gpio-ich.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c index 4f388a48b632..de88a45c2e7c 100644 --- a/drivers/gpio/gpio-ich.c +++ b/drivers/gpio/gpio-ich.c @@ -100,7 +100,7 @@ struct ichx_desc { static struct { spinlock_t lock; - struct platform_device *dev; + struct device *dev; struct gpio_chip chip; struct resource *gpio_base; /* GPIO IO base */ struct resource *pm_base; /* Power Mangagment IO base */ @@ -275,7 +275,7 @@ static void ichx_gpiolib_setup(struct gpio_chip *chip) { chip->owner = THIS_MODULE; chip->label = DRV_NAME; - chip->parent = &ichx_priv.dev->dev; + chip->parent = ichx_priv.dev; /* Allow chip-specific overrides of request()/get() */ chip->request = ichx_priv.desc->request ? @@ -398,15 +398,14 @@ static int ichx_gpio_request_regions(struct device *dev, static int ichx_gpio_probe(struct platform_device *pdev) { + struct device *dev = &pdev->dev; + struct lpc_ich_info *ich_info = dev_get_platdata(dev); struct resource *res_base, *res_pm; int err; - struct lpc_ich_info *ich_info = dev_get_platdata(&pdev->dev); if (!ich_info) return -ENODEV; - ichx_priv.dev = pdev; - switch (ich_info->gpio_version) { case ICH_I3100_GPIO: ichx_priv.desc = &i3100_desc; @@ -436,15 +435,17 @@ static int ichx_gpio_probe(struct platform_device *pdev) return -ENODEV; } + ichx_priv.dev = dev; spin_lock_init(&ichx_priv.lock); + res_base = platform_get_resource(pdev, IORESOURCE_IO, ICH_RES_GPIO); - ichx_priv.use_gpio = ich_info->use_gpio; - err = ichx_gpio_request_regions(&pdev->dev, res_base, pdev->name, - ichx_priv.use_gpio); + err = ichx_gpio_request_regions(dev, res_base, pdev->name, + ich_info->use_gpio); if (err) return err; ichx_priv.gpio_base = res_base; + ichx_priv.use_gpio = ich_info->use_gpio; /* * If necessary, determine the I/O address of ACPI/power management @@ -460,8 +461,8 @@ static int ichx_gpio_probe(struct platform_device *pdev) goto init; } - if (!devm_request_region(&pdev->dev, res_pm->start, - resource_size(res_pm), pdev->name)) { + if (!devm_request_region(dev, res_pm->start, resource_size(res_pm), + pdev->name)) { pr_warn("ACPI BAR is busy, GPI 0 - 15 unavailable\n"); goto init; } |