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add tud_task_ext(), tuh_task_ext() as exteneded version that take timeout and in_isr

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also allow exit tud_task,tuh_task after processing all events for
running other background task for user
This commit is contained in:
hathach
2022-04-20 18:29:41 +07:00
parent ccafb42c82
commit b034c18077
6 changed files with 50 additions and 15 deletions
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19
src/host/usbh.h
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@@ -91,8 +91,17 @@ bool tuh_init(uint8_t rhport);
// Check if host stack is already initialized
bool tuh_inited(void);
// Task function should be called in main/rtos loop, extended version of tuh_task()
// - timeout_ms: millisecond to wait, zero = no wait, 0xFFFFFFFF = wait forever
// - in_isr: if function is called in ISR
void tuh_task_ext(uint32_t timeout_ms, bool in_isr);
// Task function should be called in main/rtos loop
void tuh_task(void);
TU_ATTR_ALWAYS_INLINE static inline
void tuh_task(void)
{
tuh_task_ext(OSAL_TIMEOUT_WAIT_FOREVER, false);
}
// Interrupt handler, name alias to HCD
extern void hcd_int_handler(uint8_t rhport);
@@ -106,8 +115,8 @@ tusb_speed_t tuh_speed_get(uint8_t daddr);
bool tuh_mounted(uint8_t daddr);
// Check if device is suspended
TU_ATTR_ALWAYS_INLINE
static inline bool tuh_suspended(uint8_t daddr)
TU_ATTR_ALWAYS_INLINE static inline
bool tuh_suspended(uint8_t daddr)
{
// TODO implement suspend & resume on host
(void) daddr;
@@ -115,8 +124,8 @@ static inline bool tuh_suspended(uint8_t daddr)
}
// Check if device is ready to communicate with
TU_ATTR_ALWAYS_INLINE
static inline bool tuh_ready(uint8_t daddr)
TU_ATTR_ALWAYS_INLINE static inline
bool tuh_ready(uint8_t daddr)
{
return tuh_mounted(daddr) && !tuh_suspended(daddr);
}