C++ (Cpp) woal_sdio_rw_mb примеры использования

Пример #1

Файл: moal_sdio_mmc.c Проект: krysanto/steamlink-sdk

/**
 *  @brief This function reads multiple bytes from card memory
 *
 *  @param handle   A Pointer to the moal_handle structure
 *  @param pmbuf    Pointer to mlan_buffer structure
 *  @param port     Port
 *  @param timeout  Time out value
 *
 *  @return         MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
 */
mlan_status
woal_read_data_sync(moal_handle *handle, mlan_buffer *pmbuf, t_u32 port,
		    t_u32 timeout)
{
	mlan_status ret = MLAN_STATUS_FAILURE;
	t_u8 *buffer = (t_u8 *)(pmbuf->pbuf + pmbuf->data_offset);
	t_u8 blkmode =
		(port & MLAN_SDIO_BYTE_MODE_MASK) ? BYTE_MODE : BLOCK_MODE;
	t_u32 blksz = (blkmode == BLOCK_MODE) ? MLAN_SDIO_BLOCK_SIZE : 1;
	t_u32 blkcnt =
		(blkmode ==
		 BLOCK_MODE) ? (pmbuf->data_len /
				MLAN_SDIO_BLOCK_SIZE) : pmbuf->data_len;
	t_u32 ioport = (port & MLAN_SDIO_IO_PORT_MASK);
	int status = 0;
	if (pmbuf->use_count > 1)
		return woal_sdio_rw_mb(handle, pmbuf, port, MFALSE);
#ifdef SDIO_MMC_DEBUG
	handle->cmd53r = 1;
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 32)
	sdio_claim_host(((struct sdio_mmc_card *)handle->card)->func);
#endif
	status = sdio_readsb(((struct sdio_mmc_card *)handle->card)->func,
			     buffer, ioport, blkcnt * blksz);
	if (!status) {
		ret = MLAN_STATUS_SUCCESS;
	} else {
		PRINTM(MERROR, "cmd53 read error=%d\n", status);
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)
        /* issue abort cmd52 command through F0*/
        sdio_f0_writeb(((struct sdio_mmc_card *)handle->card)->func, 0x01, SDIO_CCCR_ABORT, &status);
#endif
	}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 32)
	sdio_release_host(((struct sdio_mmc_card *)handle->card)->func);
#endif
#ifdef SDIO_MMC_DEBUG
	handle->cmd53r = 2;
#endif
	return ret;
}

Пример #2

Файл: moal_sdio_mmc.c Проект: acorn-marvell/brillo_pxa_kernel

/**
 *  @brief This function writes multiple bytes into card memory
 *
 *  @param handle   A Pointer to the moal_handle structure
 *  @param pmbuf    Pointer to mlan_buffer structure
 *  @param port     Port
 *  @param timeout  Time out value
 *
 *  @return         MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
 */
mlan_status
woal_write_data_sync(moal_handle * handle, mlan_buffer * pmbuf, t_u32 port,
		     t_u32 timeout)
{
	mlan_status ret = MLAN_STATUS_FAILURE;
	t_u8 *buffer = (t_u8 *) (pmbuf->pbuf + pmbuf->data_offset);
	t_u8 blkmode =
		(port & MLAN_SDIO_BYTE_MODE_MASK) ? BYTE_MODE : BLOCK_MODE;
	t_u32 blksz = (blkmode == BLOCK_MODE) ? MLAN_SDIO_BLOCK_SIZE : 1;
	t_u32 blkcnt =
		(blkmode ==
		 BLOCK_MODE) ? (pmbuf->data_len /
				MLAN_SDIO_BLOCK_SIZE) : pmbuf->data_len;
	t_u32 ioport = (port & MLAN_SDIO_IO_PORT_MASK);
	int status = 0;
	if (pmbuf->use_count > 1)
		return woal_sdio_rw_mb(handle, pmbuf, port, MTRUE);
#ifdef SDIO_MMC_DEBUG
	handle->cmd53w = 1;
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 32)
	sdio_claim_host(((struct sdio_mmc_card *)handle->card)->func);
#endif
	status = sdio_writesb(((struct sdio_mmc_card *)handle->card)->func,
			      ioport, buffer, blkcnt * blksz);
	if (!status)
		ret = MLAN_STATUS_SUCCESS;
	else
		PRINTM(MERROR, "cmd53 write error=%d\n", status);
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 32)
	sdio_release_host(((struct sdio_mmc_card *)handle->card)->func);
#endif
#ifdef SDIO_MMC_DEBUG
	handle->cmd53w = 2;
#endif
	return ret;
}