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Commit 28772ac8 authored by Wolfram Sang's avatar Wolfram Sang
Browse files

drivers/i2c/busses: use correct type for dma_map/unmap 



dma_{un}map_* uses 'enum dma_data_direction' not 'enum dma_transfer_direction'.

Signed-off-by: default avatarWolfram Sang <wsa@the-dreams.de>
Acked-by: default avatarLudovic Desroches <ludovic.desroches@atmel.com>
Cc: stable@kernel.org
parent 6d9fe588

drivers/i2c/busses/i2c-at91.c

+2 −2
Original line number Diff line number Diff line
@@ -210,7 +210,7 @@ static void at91_twi_write_data_dma_callback(void *data) 
	struct at91_twi_dev *dev = (struct at91_twi_dev *)data;



	dma_unmap_single(dev->dev, sg_dma_address(&dev->dma.sg),

			 dev->buf_len, DMA_MEM_TO_DEV);

			 dev->buf_len, DMA_TO_DEVICE);



	at91_twi_write(dev, AT91_TWI_CR, AT91_TWI_STOP);

}
@@ -289,7 +289,7 @@ static void at91_twi_read_data_dma_callback(void *data) 
	struct at91_twi_dev *dev = (struct at91_twi_dev *)data;



	dma_unmap_single(dev->dev, sg_dma_address(&dev->dma.sg),

			 dev->buf_len, DMA_DEV_TO_MEM);

			 dev->buf_len, DMA_FROM_DEVICE);



	/* The last two bytes have to be read without using dma */

	dev->buf += dev->buf_len - 2;