diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2014-07-10 15:29:33 +0200 |
|---|---|---|
| committer | Nitin Garg <nitin.garg@freescale.com> | 2015-09-17 09:20:39 -0500 |
| commit | 82294449dfb4e712fa13c03215fdfcb425a5d4ab (patch) | |
| tree | a90fef47b637529b4dc757c0d9893b8704369413 /drivers/spi/spi.c | |
| parent | f597dac456453d193f826c08e32e4db4667576f8 (diff) | |
spi: core: Pass correct device to dma_map_sg()
According to Documentation/dmaengine.txt, scatterlists must be mapped
using the DMA struct device.
However, "dma_chan.dev->device" is the sysfs class device's device.
Use "dma_chan.device->dev" instead, which is the real DMA device's device.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Mark Brown <broonie@linaro.org>
(cherry picked from commit 3fc25421f55e36426f5e5cc227cacc840493a943)
(cherry picked from commit ff593afabbe51959293cf8434bbe72a3db24dda5)
Diffstat (limited to 'drivers/spi/spi.c')
| -rw-r--r-- | drivers/spi/spi.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 3813f7fe1331..d47bfb909112 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -652,8 +652,8 @@ static int __spi_map_msg(struct spi_master *master, struct spi_message *msg) if (!master->can_dma) return 0; - tx_dev = &master->dma_tx->dev->device; - rx_dev = &master->dma_rx->dev->device; + tx_dev = master->dma_tx->device->dev; + rx_dev = master->dma_rx->device->dev; list_for_each_entry(xfer, &msg->transfers, transfer_list) { if (!master->can_dma(master, msg->spi, xfer)) @@ -692,8 +692,8 @@ static int spi_unmap_msg(struct spi_master *master, struct spi_message *msg) if (!master->cur_msg_mapped || !master->can_dma) return 0; - tx_dev = &master->dma_tx->dev->device; - rx_dev = &master->dma_rx->dev->device; + tx_dev = master->dma_tx->device->dev; + rx_dev = master->dma_rx->device->dev; list_for_each_entry(xfer, &msg->transfers, transfer_list) { if (!master->can_dma(master, msg->spi, xfer)) |