On Mon, Nov 25, 2013 at 02:51:10PM -0700, Stephen Warren wrote: > From: Stephen Warren <swarren@xxxxxxxxxx> > > By using dma_request_slave_channel_or_err(), the DMA slave ID can be > looked up from standard DT properties, and squirrelled away during > channel allocation. Hence, there's no need to use a custom DT property > to store the slave ID. > > Cc: treding@xxxxxxxxxx > Cc: linux-tegra@xxxxxxxxxxxxxxx > Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > Cc: linux-serial@xxxxxxxxxxxxxxx > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Signed-off-by: Stephen Warren <swarren@xxxxxxxxxx> > --- > v2: > * Don't allocate DMA channels inside probe(); the DMA channel setup > relies on some buffers that don't get allocated until startup(). > > This patch is part of a series with strong internal depdendencies. I'm > looking for an ack so that I can take the entire series through the Tegra > and arm-soc trees. The series will be part of a stable branch that can be > merged into other subsystems if needed to avoid/resolve dependencies. > > Greg, you'd previously ack'd this, but I had to change the patch to fix > some bugs, which was a fair textual change, so I dropped your ack. > --- > drivers/tty/serial/serial-tegra.c | 24 ++++++------------------ > 1 file changed, 6 insertions(+), 18 deletions(-) Reviewed-by: Thierry Reding <treding@xxxxxxxxxx>
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