diff options
Diffstat (limited to 'drivers/pinctrl/pinconf-generic.c')
| -rw-r--r-- | drivers/pinctrl/pinconf-generic.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c index 06c304ac6f7..2ad5a8d337b 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 <linux/kernel.h> +#include <linux/module.h> #include <linux/init.h> #include <linux/device.h> #include <linux/slab.h> @@ -33,7 +34,7 @@ struct pin_config_item { #define PCONFDUMP(a, b, c) { .param = a, .display = b, .format = c } -struct pin_config_item conf_items[] = { +static struct pin_config_item conf_items[] = { PCONFDUMP(PIN_CONFIG_BIAS_DISABLE, "input bias disabled", NULL), PCONFDUMP(PIN_CONFIG_BIAS_HIGH_IMPEDANCE, "input bias high impedance", NULL), PCONFDUMP(PIN_CONFIG_BIAS_PULL_UP, "input bias pull up", NULL), @@ -59,7 +60,7 @@ void pinconf_generic_dump_pin(struct pinctrl_dev *pctldev, if (!ops->is_generic) return; - for(i = 0; i < ARRAY_SIZE(conf_items); i++) { + for (i = 0; i < ARRAY_SIZE(conf_items); i++) { unsigned long config; int ret; @@ -94,7 +95,7 @@ void pinconf_generic_dump_group(struct pinctrl_dev *pctldev, if (!ops->is_generic) return; - for(i = 0; i < ARRAY_SIZE(conf_items); i++) { + for (i = 0; i < ARRAY_SIZE(conf_items); i++) { unsigned long config; int ret; @@ -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 |