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Commit 2afcbdb0 authored by Ziyuan's avatar Ziyuan Committed by Ulf Hansson
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mmc: dw_mmc: correct outdated comment for use_dma 



Since commit 3fc7eaef ("mmc: dw_mmc: Add external dma interface
support") use_dma no longer means only the data transfer mode, and
includes dma transmission channel. So make it more clear.

Signed-off-by: default avatarZiyuan <ziyuan.biubiu@gmail.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent c7ddaa2e

drivers/mmc/host/dw_mmc.h

+2 −1
Original line number Diff line number Diff line
@@ -74,7 +74,8 @@ struct dw_mci_dma_slave { 
 * @stop_abort: The command currently prepared for stoping transfer.

 * @prev_blksz: The former transfer blksz record.

 * @timing: Record of current ios timing.

 * @use_dma: Whether DMA channel is initialized or not.

 * @use_dma: Which DMA channel is in use for the current transfer, zero

 *	denotes PIO mode.

 * @using_dma: Whether DMA is in use for the current transfer.

 * @dma_64bit_address: Whether DMA supports 64-bit address mode or not.

 * @sg_dma: Bus address of DMA buffer.