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i2c: sh_mobile: use proper device with dma_mapping_error

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We must use the same device we used for mapping.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Wolfram Sang 2016-08-24 11:19:28 +02:00 committed by Wolfram Sang
parent 9a5382e8ff
commit 488d69ea72
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-sh_mobile.c
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@ -610,7 +610,7 @@ static void sh_mobile_i2c_xfer_dma(struct sh_mobile_i2c_data *pd)
return;
dma_addr = dma_map_single(chan->device->dev, pd->msg->buf, pd->msg->len, dir);
if (dma_mapping_error(pd->dev, dma_addr)) {
if (dma_mapping_error(chan->device->dev, dma_addr)) {
dev_dbg(pd->dev, "dma map failed, using PIO\n");
return;
}