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(parent: 47477c0) | patch
mmc: mxcmmc: fix falling back to PIO
authorSascha Hauer <s.hauer@pengutronix.de>
Fri, 11 Nov 2011 15:28:05 +0000 (16:28 +0100)
committerChris Ball <cjb@laptop.org>
Fri, 11 Nov 2011 16:11:42 +0000 (11:11 -0500)
commit3ce1a5d1e6d7fe24ca1751c8675fc38dedeae636
tree09370bc4c4d3dda2624b3690d6448e5828e33a83tree | snapshot
parent47477c06b654f0398b141819f3c36646d440357fcommit | diff
mmc: mxcmmc: fix falling back to PIO

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.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Cc: <stable@kernel.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
drivers/mmc/host/mxcmmc.c diff | blob | history
Linux kernel for KaRo TX COM modules