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author | Paul Mundt <lethal@linux-sh.org> | 2010-12-22 06:56:10 +0300 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2010-12-22 06:56:10 +0300 |
commit | 7ccbefe07ea0a3570e44d1ec13a307552ee4dadd (patch) | |
tree | ba0299694a9f3940f289b6a29cadab853906e3d2 /drivers/spi/atmel_spi.c | |
parent | 623eb15647fc35c5a8cd38985d5958240eb072c1 (diff) | |
parent | 90a8a73c06cc32b609a880d48449d7083327e11a (diff) | |
download | linux-7ccbefe07ea0a3570e44d1ec13a307552ee4dadd.tar.xz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
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 154529aacc03..a067046c9da2 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; |