On Thu, Aug 25, 2011 at 11:06:12AM +0200, Sascha Hauer wrote: > When we can't configure the dma channel we want to fall > back to PIO. We do this by setting host->do_dma to zero. > This does not work as do_dma is used to see whether dma > can be used for the current transfer. Instead, we have > to set host->dma to NULL. Sorry, forget this patch. We have to set host->do_dma to 0 also. Will send an updated patch. Sascha > > Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> > Cc: Chris Ball <cjb@xxxxxxxxxx> > Cc: linux-mmc@xxxxxxxxxxxxxxx > --- > drivers/mmc/host/mxcmmc.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c > index 14aa213..b050b2a 100644 > --- a/drivers/mmc/host/mxcmmc.c > +++ b/drivers/mmc/host/mxcmmc.c > @@ -730,7 +730,7 @@ static void mxcmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) > dev_err(mmc_dev(host->mmc), > "failed to config DMA channel. Falling back to PIO\n"); > dma_release_channel(host->dma); > - host->do_dma = 0; > + host->dma = NULL; > } > } > > -- > 1.7.5.4 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
