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fix(sdmmc): fix sdmmc re-init error on legacy driver

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This commit is contained in:
gaoxu
2026-05-28 14:23:31 +08:00
parent ddfb7e4b58
commit c9a7a0fd03
2 changed files with 10 additions and 2 deletions
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components/esp_driver_sdmmc/legacy/src/sdmmc_host.c
+9 -1
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -77,6 +77,11 @@ esp_err_t sdmmc_host_set_input_delayline(int slot, sdmmc_delay_line_t delay_line
esp_err_t sdmmc_host_init(void)
{
if (s_ctlr) {
ESP_LOGI(TAG, "SDMMC host controller already created, returning existing handle");
return ESP_OK;
}
sd_host_sdmmc_cfg_t cfg = {
.event_queue_items = SDMMC_EVENT_QUEUE_LENGTH,
};
@@ -158,6 +163,8 @@ esp_err_t sdmmc_host_deinit_slot(int slot)
//for backward compatibility, return ESP_OK when only slot is removed and host is still there
if (ret == ESP_ERR_INVALID_STATE) {
ret = ESP_OK;
} else if (ret == ESP_OK) {
s_ctlr = NULL;
}
return ret;
@@ -176,6 +183,7 @@ esp_err_t sdmmc_host_deinit(void)
}
}
ESP_RETURN_ON_ERROR(sd_host_del_controller(s_ctlr), TAG, "failed to delete controller");
s_ctlr = NULL;
return ESP_OK;
}