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implement review recomendations

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This commit is contained in:
me-no-dev
2017-02-01 17:55:25 +02:00
parent a57b6326e3
commit 972c6f0cae
5 changed files with 72 additions and 44 deletions
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14
components/fatfs/src/diskio.h
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@@ -58,16 +58,19 @@ typedef struct {
} ff_diskio_impl_t;
/**
* Register diskio driver for given drive number.
* Register or unregister diskio driver for given drive number.
*
* When FATFS library calls one of disk_xxx functions for driver number pdrv,
* corresponding function in discio_impl for given pdrv will be called.
*
* @param pdrv drive number
* @param discio_impl pointer to ff_diskio_impl_t structure with diskio functions
* @param discio_impl pointer to ff_diskio_impl_t structure with diskio functions
* or NULL to unregister and free previously registered drive
*/
void ff_diskio_register(BYTE pdrv, const ff_diskio_impl_t* discio_impl);
#define ff_diskio_unregister(pdrv_) ff_diskio_register(pdrv_, NULL)
/**
* Register SD/MMC diskio driver
*
@@ -79,9 +82,12 @@ void ff_diskio_register_sdmmc(BYTE pdrv, sdmmc_card_t* card);
/**
* Get next available drive number
*
* @return 0xFF on fail, else the drive number
* @param out_pdrv pointer to the byte to set if successful
*
* @return ESP_OK on success
* ESP_ERR_NOT_FOUND if all drives are attached
*/
BYTE ff_disk_getpdrv();
esp_err_t ff_diskio_get_drive(BYTE* out_pdrv);
/* Disk Status Bits (DSTATUS) */