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feat(freertos) Implement lv_mutex_lock_isr().

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Signed-off-by: Nicușor Cîțu <nicusor.citu@nxp.com>
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Nicușor Cîțu 2023-07-10 15:15:58 +03:00 committed by Gabor Kiss-Vamosi
parent 141c70dba1
commit 2415dbf217
1 changed files with 18 additions and 1 deletions
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19
src/osal/lv_freertos.c
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@ -119,7 +119,24 @@ lv_res_t lv_mutex_lock(lv_mutex_t * pxMutex)
lv_res_t lv_mutex_lock_isr(lv_mutex_t * pxMutex)
{
//xSemaphoreTakeFromISR();
/* If mutex in uninitialized, perform initialization. */
prvInitializeMutex(pxMutex);
BaseType_t xHigherPriorityTaskWoken = pdFALSE;
BaseType_t xMutexTakeStatus = xSemaphoreTakeFromISR(pxMutex->xMutex, &xHigherPriorityTaskWoken);
if(xMutexTakeStatus != pdTRUE) {
LV_LOG_ERROR("xSemaphoreTake failed!");
return LV_RES_INV;
}
/* If xHigherPriorityTaskWoken is now set to pdTRUE then a context switch
should be performed to ensure the interrupt returns directly to the highest
priority task. The macro used for this purpose is dependent on the port in
use and may be called portEND_SWITCHING_ISR(). */
portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
return LV_RES_OK;
}
lv_res_t lv_mutex_unlock(lv_mutex_t * pxMutex)