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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 16:27:07 +08:00
parent 292d2cf23d
commit df53e6a2c3
2 changed files with 10 additions and 2 deletions
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components/esp_driver_sdmmc/include/driver/sd_host_sdmmc.h
+1 -1
View File
@@ -66,7 +66,7 @@ typedef struct {
* @return * @return
* - ESP_OK: On success * - ESP_OK: On success
* - ESP_ERR_NO_MEM: Out of memory * - ESP_ERR_NO_MEM: Out of memory
* - ESP_ERR_NOT_FOUND: Controller not found * - ESP_ERR_NOT_FOUND: No free controller
* - ESP_ERR_INVALID_ARG: Invalid argument * - ESP_ERR_INVALID_ARG: Invalid argument
*/ */
esp_err_t sd_host_create_sdmmc_controller(const sd_host_sdmmc_cfg_t *config, sd_host_ctlr_handle_t *ret_handle); esp_err_t sd_host_create_sdmmc_controller(const sd_host_sdmmc_cfg_t *config, sd_host_ctlr_handle_t *ret_handle);
components/esp_driver_sdmmc/legacy/src/sdmmc_host.c
+9 -1
View File
@@ -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 * 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) 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 = { sd_host_sdmmc_cfg_t cfg = {
.event_queue_items = SDMMC_EVENT_QUEUE_LENGTH, .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 //for backward compatibility, return ESP_OK when only slot is removed and host is still there
if (ret == ESP_ERR_INVALID_STATE) { if (ret == ESP_ERR_INVALID_STATE) {
ret = ESP_OK; ret = ESP_OK;
} else if (ret == ESP_OK) {
s_ctlr = NULL;
} }
return ret; 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"); ESP_RETURN_ON_ERROR(sd_host_del_controller(s_ctlr), TAG, "failed to delete controller");
s_ctlr = NULL;
return ESP_OK; return ESP_OK;
} }