Reviewed-by: Lyude Paul <lyude@xxxxxxxxxx>
On Sun, 2017-12-24 at 13:04 -0800, Guenter Roeck wrote:
> Use more common function and variable names.
>
> Use pdev instead of dev for platform device.
> Use sp5100_tco_probe() instead of sp5100_tco_init() for the probe function.
> Drop sp5100_tco_cleanup(); just move the code into sp5100_tco_remove().
> Use sp5100_tco_init() instead of sp5100_tco_init_module() for the module
> initialization function.
> Use sp5100_tco_exit() instead of sp5100_tco_cleanup_module() for the module
> exit function.
> Use consistent defines for accessing the watchdog control register.
>
> Cc: Zoltán Böszörményi <zboszor@xxxxx>
> Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> ---
> drivers/watchdog/sp5100_tco.c | 25 ++++++++++---------------
> drivers/watchdog/sp5100_tco.h | 5 ++---
> 2 files changed, 12 insertions(+), 18 deletions(-)
>
> diff --git a/drivers/watchdog/sp5100_tco.c b/drivers/watchdog/sp5100_tco.c
> index ff240e5be833..1123fad38fdf 100644
> --- a/drivers/watchdog/sp5100_tco.c
> +++ b/drivers/watchdog/sp5100_tco.c
> @@ -421,8 +421,8 @@ static int sp5100_tco_setupdevice(struct device *dev)
> * Save WatchDogFired status, because WatchDogFired flag is
> * cleared here.
> */
> - tco_wdt_fired = val & SP5100_PM_WATCHDOG_FIRED;
> - val &= ~SP5100_PM_WATCHDOG_ACTION_RESET;
> + tco_wdt_fired = val & SP5100_WDT_FIRED;
> + val &= ~SP5100_WDT_ACTION_RESET;
> writel(val, SP5100_WDT_CONTROL(tcobase));
>
> /* Set a reasonable heartbeat before we stop the timer */
> @@ -445,7 +445,7 @@ static int sp5100_tco_setupdevice(struct device *dev)
> return ret;
> }
>
> -static int sp5100_tco_init(struct platform_device *pdev)
> +static int sp5100_tco_probe(struct platform_device *pdev)
> {
> struct device *dev = &pdev->dev;
> int ret;
> @@ -492,7 +492,7 @@ static int sp5100_tco_init(struct platform_device *pdev)
> return ret;
> }
>
> -static void sp5100_tco_cleanup(void)
> +static int sp5100_tco_remove(struct platform_device *pdev)
> {
> /* Stop the timer before we leave */
> if (!nowayout)
> @@ -502,22 +502,17 @@ static void sp5100_tco_cleanup(void)
> misc_deregister(&sp5100_tco_miscdev);
> iounmap(tcobase);
> release_mem_region(tcobase_phys, SP5100_WDT_MEM_MAP_SIZE);
> -}
>
> -static int sp5100_tco_remove(struct platform_device *dev)
> -{
> - if (tcobase)
> - sp5100_tco_cleanup();
> return 0;
> }
>
> -static void sp5100_tco_shutdown(struct platform_device *dev)
> +static void sp5100_tco_shutdown(struct platform_device *pdev)
> {
> tco_timer_stop();
> }
>
> static struct platform_driver sp5100_tco_driver = {
> - .probe = sp5100_tco_init,
> + .probe = sp5100_tco_probe,
> .remove = sp5100_tco_remove,
> .shutdown = sp5100_tco_shutdown,
> .driver = {
> @@ -544,7 +539,7 @@ static const struct pci_device_id sp5100_tco_pci_tbl[] =
> {
> };
> MODULE_DEVICE_TABLE(pci, sp5100_tco_pci_tbl);
>
> -static int __init sp5100_tco_init_module(void)
> +static int __init sp5100_tco_init(void)
> {
> struct pci_dev *dev = NULL;
> int err;
> @@ -580,14 +575,14 @@ static int __init sp5100_tco_init_module(void)
> return err;
> }
>
> -static void __exit sp5100_tco_cleanup_module(void)
> +static void __exit sp5100_tco_exit(void)
> {
> platform_device_unregister(sp5100_tco_platform_device);
> platform_driver_unregister(&sp5100_tco_driver);
> }
>
> -module_init(sp5100_tco_init_module);
> -module_exit(sp5100_tco_cleanup_module);
> +module_init(sp5100_tco_init);
> +module_exit(sp5100_tco_exit);
>
> MODULE_AUTHOR("Priyanka Gupta");
> MODULE_DESCRIPTION("TCO timer driver for SP5100/SB800 chipset");
> diff --git a/drivers/watchdog/sp5100_tco.h b/drivers/watchdog/sp5100_tco.h
> index 2622cfe23dc1..cc00f1157220 100644
> --- a/drivers/watchdog/sp5100_tco.h
> +++ b/drivers/watchdog/sp5100_tco.h
> @@ -15,6 +15,8 @@
> #define SP5100_WDT_COUNT(base) ((base) + 0x04) /* Watchdog
> Count */
>
> #define SP5100_WDT_START_STOP_BIT (1 << 0)
> +#define SP5100_WDT_FIRED (1 << 1)
> +#define SP5100_WDT_ACTION_RESET (1 << 2)
> #define SP5100_WDT_TRIGGER_BIT (1 << 7)
>
> #define SP5100_PM_IOPORTS_SIZE 0x02
> @@ -34,9 +36,6 @@
> #define SP5100_PM_WATCHDOG_CONTROL 0x69
> #define SP5100_PM_WATCHDOG_BASE 0x6C
>
> -#define SP5100_PM_WATCHDOG_FIRED (1 << 1)
> -#define SP5100_PM_WATCHDOG_ACTION_RESET (1 << 2)
> -
> #define SP5100_PCI_WATCHDOG_MISC_REG 0x41
> #define SP5100_PCI_WATCHDOG_DECODE_EN (1 << 3)
>
--
Cheers,
Lyude Paul
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