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ethernet: lock APB frequency while ethernet is enabled

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This commit is contained in:
Ivan Grokhotkov 2017-09-24 15:18:37 +08:00
parent 5048d38ce7
commit 266d2b3e4f
1 changed files with 28 additions and 0 deletions
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28
components/ethernet/emac_main.c
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@ -36,6 +36,7 @@
#include "esp_log.h"
#include "esp_eth.h"
#include "esp_intr_alloc.h"
#include "esp_pm.h"
#include "driver/periph_ctrl.h"
@ -71,6 +72,9 @@ static SemaphoreHandle_t emac_rx_xMutex = NULL;
static SemaphoreHandle_t emac_tx_xMutex = NULL;
static const char *TAG = "emac";
static bool pause_send = false;
#ifdef CONFIG_PM_ENABLE
static esp_pm_lock_handle_t s_pm_lock;
#endif
static esp_err_t emac_ioctl(emac_sig_t sig, emac_par_t par);
esp_err_t emac_post(emac_sig_t sig, emac_par_t par);
@ -804,13 +808,31 @@ esp_err_t esp_eth_enable(void)
return open_cmd.err;
}
#ifdef CONFIG_PM_ENABLE
esp_err_t err = esp_pm_lock_create(ESP_PM_APB_FREQ_MAX, 0, "ethernet", &s_pm_lock);
if (err != ESP_OK) {
return err;
}
esp_pm_lock_acquire(s_pm_lock);
#endif //CONFIG_PM_ENABLE
if (emac_config.emac_status != EMAC_RUNTIME_NOT_INIT) {
if (emac_ioctl(SIG_EMAC_START, (emac_par_t)(&post_cmd)) != 0) {
open_cmd.err = EMAC_CMD_FAIL;
goto cleanup;
}
} else {
open_cmd.err = EMAC_CMD_FAIL;
goto cleanup;
}
return EMAC_CMD_OK;
cleanup:
#ifdef CONFIG_PM_ENABLE
esp_pm_lock_release(s_pm_lock);
esp_pm_lock_delete(s_pm_lock);
s_pm_lock = NULL;
#endif //CONFIG_PM_ENABLE
return open_cmd.err;
}
@ -854,6 +876,12 @@ esp_err_t esp_eth_disable(void)
return close_cmd.err;
}
#ifdef CONFIG_PM_ENABLE
esp_pm_lock_release(s_pm_lock);
esp_pm_lock_delete(s_pm_lock);
s_pm_lock = NULL;
#endif // CONFIG_PM_ENABLE
if (emac_config.emac_status == EMAC_RUNTIME_START) {
if (emac_ioctl(SIG_EMAC_STOP, (emac_par_t)(&post_cmd)) != 0) {
close_cmd.err = EMAC_CMD_FAIL;