[PATCH 3.16 049/125] drivers/i2c/busses: use correct type for dma_map/unmap

Greg Kroah-Hartman
2014-09-03T22:23:47Z

From: Wolfram Sang <wsa@the-dreams.de>

commit 28772ac8711e4d7268c06e765887dd8cb6924f98 upstream.

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

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/i2c/busses/i2c-at91.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/i2c/busses/i2c-at91.c
+++ b/drivers/i2c/busses/i2c-at91.c
@@ -210,7 +210,7 @@ static void at91_twi_write_data_dma_call
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_callb
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;