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sdio_slave: fixed the issue that interrupt may be cleared with finished trans unhandled

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This commit is contained in:
Michael (XIAO Xufeng) 2020-11-30 01:42:52 +08:00
parent 7482ad5139
commit aed907c728
1 changed files with 4 additions and 2 deletions
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6
components/driver/sdio_slave.c
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@ -661,7 +661,8 @@ static esp_err_t recv_flush_data(void)
static void sdio_intr_recv(void* arg)
{
portBASE_TYPE yield = 0;
while (sdio_slave_hal_recv_done(context.hal)) {
bool triggered = sdio_slave_hal_recv_done(context.hal);
while (triggered) {
portENTER_CRITICAL_ISR(&context.recv_spinlock);
bool has_next_item = sdio_slave_hal_recv_has_next_item(context.hal);
portEXIT_CRITICAL_ISR(&context.recv_spinlock);
@ -670,8 +671,9 @@ static void sdio_intr_recv(void* arg)
xSemaphoreGiveFromISR(context.recv_event, &yield);
continue; //check the linked list again skip the interrupt checking
}
// if no more items on the list, go back and check again the interrupt,
// if no more items on the list, check the interrupt again,
// will loop until the interrupt bit is kept cleared.
triggered = sdio_slave_hal_recv_done(context.hal);
}
if (yield) portYIELD_FROM_ISR();
}