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| author | Takashi Iwai <tiwai@suse.de> | 2010-12-13 09:29:52 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-12-13 09:29:52 +0100 |
| commit | 354d14b3f53cc749c5d26d4ba7280d1e931d6bc4 (patch) | |
| tree | 59b597e44902d8db8bde7deac1e7e707327c6fe6 /drivers/spi/atmel_spi.c | |
| parent | 5144c534d16529bc469396211131e8935589f833 (diff) | |
| parent | 5b84ba26a9672e615897234fa5efd3eea2d6b295 (diff) | |
Merge branch 'topic/workq-update' into topic/misc
Diffstat (limited to 'drivers/spi/atmel_spi.c')
| -rw-r--r-- | drivers/spi/atmel_spi.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/spi/atmel_spi.c b/drivers/spi/atmel_spi.c index 154529aacc0..a067046c9da 100644 --- a/drivers/spi/atmel_spi.c +++ b/drivers/spi/atmel_spi.c @@ -352,8 +352,12 @@ atmel_spi_dma_map_xfer(struct atmel_spi *as, struct spi_transfer *xfer) xfer->tx_dma = xfer->rx_dma = INVALID_DMA_ADDRESS; if (xfer->tx_buf) { + /* tx_buf is a const void* where we need a void * for the dma + * mapping */ + void *nonconst_tx = (void *)xfer->tx_buf; + xfer->tx_dma = dma_map_single(dev, - (void *) xfer->tx_buf, xfer->len, + nonconst_tx, xfer->len, DMA_TO_DEVICE); if (dma_mapping_error(dev, xfer->tx_dma)) return -ENOMEM; |