diff --git a/components/esp_eth/src/esp_eth_mac_dm9051.c b/components/esp_eth/src/esp_eth_mac_dm9051.c index ba88040ffc..2f17ddf993 100644 --- a/components/esp_eth/src/esp_eth_mac_dm9051.c +++ b/components/esp_eth/src/esp_eth_mac_dm9051.c @@ -358,8 +358,8 @@ static esp_err_t emac_dm9051_start(esp_eth_mac_t *mac) { esp_err_t ret = ESP_OK; emac_dm9051_t *emac = __containerof(mac, emac_dm9051_t, parent); - /* enable interrupt */ - MAC_CHECK(dm9051_register_write(emac, DM9051_IMR, IMR_ALL) == ESP_OK, "write IMR failed", err, ESP_FAIL); + /* enable only Rx related interrupts as others are processed synchronously */ + MAC_CHECK(dm9051_register_write(emac, DM9051_IMR, IMR_PAR | IMR_PRI) == ESP_OK, "write IMR failed", err, ESP_FAIL); /* enable rx */ uint8_t rcr = 0; MAC_CHECK(dm9051_register_read(emac, DM9051_RCR, &rcr) == ESP_OK, "read RCR failed", err, ESP_FAIL); @@ -407,8 +407,11 @@ static void emac_dm9051_task(void *arg) uint8_t *buffer = NULL; uint32_t length = 0; while (1) { - // block indefinitely until some task notifies me - ulTaskNotifyTake(pdTRUE, portMAX_DELAY); + // check if the task receives any notification + if (ulTaskNotifyTake(pdTRUE, pdMS_TO_TICKS(1000)) == 0 && // if no notification ... + gpio_get_level(emac->int_gpio_num) == 0) { // ...and no interrupt asserted + continue; // -> just continue to check again + } /* clear interrupt status */ dm9051_register_read(emac, DM9051_ISR, &status); dm9051_register_write(emac, DM9051_ISR, status);