From 9cfd1724f070ffce27861cb7dcfca6808fd722b8 Mon Sep 17 00:00:00 2001 From: Haojian Zhuang Date: Sun, 17 Feb 2013 19:42:53 +0800 Subject: [PATCH] pinctrl: generic: dump pin configuration Add the support of dumping pin configuration. Signed-off-by: Haojian Zhuang Signed-off-by: Linus Walleij --- drivers/pinctrl/pinconf-generic.c | 14 ++++++++++++++ drivers/pinctrl/pinconf.h | 8 ++++++++ 2 files changed, 22 insertions(+) diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c index 06c304ac6f7d..9c436858812c 100644 --- a/drivers/pinctrl/pinconf-generic.c +++ b/drivers/pinctrl/pinconf-generic.c @@ -12,6 +12,7 @@ #define pr_fmt(fmt) "generic pinconfig core: " fmt #include +#include #include #include #include @@ -120,4 +121,17 @@ void pinconf_generic_dump_group(struct pinctrl_dev *pctldev, } } +void pinconf_generic_dump_config(struct pinctrl_dev *pctldev, + struct seq_file *s, unsigned long config) +{ + int i; + + for(i = 0; i < ARRAY_SIZE(conf_items); i++) { + if (pinconf_to_config_param(config) != conf_items[i].param) + continue; + seq_printf(s, "%s: 0x%x", conf_items[i].display, + pinconf_to_config_argument(config)); + } +} +EXPORT_SYMBOL_GPL(pinconf_generic_dump_config); #endif diff --git a/drivers/pinctrl/pinconf.h b/drivers/pinctrl/pinconf.h index e3ed8cb072a5..1f7113e40078 100644 --- a/drivers/pinctrl/pinconf.h +++ b/drivers/pinctrl/pinconf.h @@ -98,6 +98,8 @@ void pinconf_generic_dump_pin(struct pinctrl_dev *pctldev, void pinconf_generic_dump_group(struct pinctrl_dev *pctldev, struct seq_file *s, const char *gname); +void pinconf_generic_dump_config(struct pinctrl_dev *pctldev, + struct seq_file *s, unsigned long config); #else static inline void pinconf_generic_dump_pin(struct pinctrl_dev *pctldev, @@ -114,4 +116,10 @@ static inline void pinconf_generic_dump_group(struct pinctrl_dev *pctldev, return; } +static inline void pinconf_generic_dump_config(struct pinctrl_dev *pctldev, + struct seq_file *s, + unsigned long config) +{ + return; +} #endif -- 2.20.1