diff options
| author | Krzysztof Kozlowski <krzk@kernel.org> | 2017-03-13 21:07:25 +0200 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2017-06-05 20:38:26 +0200 |
| commit | a9a02c46624ad112eb07ca26b6a025c1358ed3ad (patch) | |
| tree | 8db8862575a870cd72ed10df5c116d207c27ad14 /drivers | |
| parent | 58415efe96670b858eb7b5ab066881ae3f1dad25 (diff) | |
| download | linux-a9a02c46624ad112eb07ca26b6a025c1358ed3ad.tar.bz2 | |
watchdog: s3c2410: Simplify getting driver data
Simplify the flow in helper function for getting the driver data by
using of_device_get_match_data() and only one if() branch.
The code should be equivalent.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/watchdog/s3c2410_wdt.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c index 52b66bcdd1ef..0532dc93e600 100644 --- a/drivers/watchdog/s3c2410_wdt.c +++ b/drivers/watchdog/s3c2410_wdt.c @@ -37,6 +37,7 @@ #include <linux/slab.h> #include <linux/err.h> #include <linux/of.h> +#include <linux/of_device.h> #include <linux/mfd/syscon.h> #include <linux/regmap.h> #include <linux/delay.h> @@ -510,14 +511,16 @@ static inline unsigned int s3c2410wdt_get_bootstatus(struct s3c2410_wdt *wdt) static inline const struct s3c2410_wdt_variant * s3c2410_get_wdt_drv_data(struct platform_device *pdev) { - if (pdev->dev.of_node) { - const struct of_device_id *match; - match = of_match_node(s3c2410_wdt_match, pdev->dev.of_node); - return (struct s3c2410_wdt_variant *)match->data; - } else { - return (struct s3c2410_wdt_variant *) - platform_get_device_id(pdev)->driver_data; + const struct s3c2410_wdt_variant *variant; + + variant = of_device_get_match_data(&pdev->dev); + if (!variant) { + /* Device matched by platform_device_id */ + variant = (struct s3c2410_wdt_variant *) + platform_get_device_id(pdev)->driver_data; } + + return variant; } static int s3c2410wdt_probe(struct platform_device *pdev) |