On 04/18/2013 03:31 PM, Christian Eggers wrote: > Commit 048177ce3b3962852fd34a7e04938959271c7e70 (spi: spi-davinci: > > convert to DMA engine API) introduced a regression: dma_map_single() > > is called with direction DMA_FROM_DEVICE for rx and for tx. > > Signed-off-by: Christian Eggers <cegg...@gmx.de> > > Cc: sta...@vger.kernel.org
Cc: sta...@vger.kernel.org # v3.7.x+ will get this applied to the correct stable kernels. I'm wearing the brown bag for this one so other than fixing the Cc: it looks good. Acked-by: Matt Porter <mpor...@ti.com> > --- drivers/spi/spi-davinci.c.orig 2013-04-18 20:54:02.728719412 +0200 > > +++ drivers/spi/spi-davinci.c 2013-04-18 20:54:51.900623956 +0200 > > @@ -608,7 +608,7 @@ static int davinci_spi_bufs(struct spi_d > > else > > buf = (void *)t->tx_buf; > > t->tx_dma = dma_map_single(&spi->dev, buf, > > - t->len, DMA_FROM_DEVICE); > > + t->len, DMA_TO_DEVICE); > > if (!t->tx_dma) { > > ret = -EFAULT; > > goto err_tx_map; > ------------------------------------------------------------------------------ Precog is a next-generation analytics platform capable of advanced analytics on semi-structured data. The platform includes APIs for building apps and a phenomenal toolset for data science. Developers can use our toolset for easy data analysis & visualization. Get a free account! http://www2.precog.com/precogplatform/slashdotnewsletter _______________________________________________ spi-devel-general mailing list spi-devel-general@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/spi-devel-general