diff options
| -rw-r--r-- | components/drivers/misc/pin.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/components/drivers/misc/pin.c b/components/drivers/misc/pin.c index 2750f5105a..6f27fe516d 100644 --- a/components/drivers/misc/pin.c +++ b/components/drivers/misc/pin.c @@ -6,6 +6,7 @@ * Change Logs: * Date Author Notes * 2015-01-20 Bernard the first version + * 2021-02-06 Meco Man fix RT_ENOSYS code in negative */ #include <drivers/pin.h> @@ -108,7 +109,7 @@ rt_err_t rt_pin_attach_irq(rt_int32_t pin, rt_uint32_t mode, { return _hw_pin.ops->pin_attach_irq(&_hw_pin.parent, pin, mode, hdr, args); } - return RT_ENOSYS; + return -RT_ENOSYS; } rt_err_t rt_pin_detach_irq(rt_int32_t pin) { @@ -117,7 +118,7 @@ rt_err_t rt_pin_detach_irq(rt_int32_t pin) { return _hw_pin.ops->pin_detach_irq(&_hw_pin.parent, pin); } - return RT_ENOSYS; + return -RT_ENOSYS; } rt_err_t rt_pin_irq_enable(rt_base_t pin, rt_uint32_t enabled) @@ -127,7 +128,7 @@ rt_err_t rt_pin_irq_enable(rt_base_t pin, rt_uint32_t enabled) { return _hw_pin.ops->pin_irq_enable(&_hw_pin.parent, pin, enabled); } - return RT_ENOSYS; + return -RT_ENOSYS; } /* RT-Thread Hardware PIN APIs */ |