fatfs: Add mock option to ff_sdmmc_status function to increase IO speed

Adds `disk_status_check_enable` field to `esp_vfs_fat_mount_config_t` struct to control if ff_sdmmc_status is mocked or not.

components/fatfs/vfs/esp_vfs_fat.h

@@ -85,6 +85,17 @@ typedef struct {
      * sector size.
      */
     size_t allocation_unit_size;
+    /**
+     * Enables real ff_disk_status function implementation for SD cards
+     * (ff_sdmmc_status). Possibly slows down IO performance.
+     *
+     * Try to enable if you need to handle situations when SD cards
+     * are not unmounted properly before physical removal
+     * or you are experiencing issues with SD cards.
+     *
+     * Doesn't do anything for other memory storage media.
+     */
+    bool disk_status_check_enable;
 } esp_vfs_fat_mount_config_t;
 
 // Compatibility definition

components/fatfs/vfs/vfs_fat_sdmmc.c

@@ -85,6 +85,7 @@ static esp_err_t mount_to_vfs_fat(const esp_vfs_fat_mount_config_t *mount_config
     FATFS* fs = NULL;
     esp_err_t err;
     ff_diskio_register_sdmmc(pdrv, card);
+    ff_sdmmc_set_disk_status_check(pdrv, mount_config->disk_status_check_enable);
     ESP_LOGD(TAG, "using pdrv=%i", pdrv);
     char drv[3] = {(char)('0' + pdrv), ':', 0};