[alsa-devel] [PATCH v2 04/15] dmaengine: Pass no_wakeup parameter via device_prep_dma_cyclic() callback

[Shawn Guo]

On Thu, Sep 13, 2012 at 04:37:54PM +0300, Peter Ujfalusi wrote:
> Change the parameter list of device_prep_dma_cyclic() so the DMA drivers
> can receive the no_wakeup request coming from client drivers.
> This feature can be used during audio operation to disable all audio
> related interrupts.
> 
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
> CC: Nicolas Ferre <nicolas.ferre at atmel.com>
> CC: Barry Song <baohua.song at csr.com>
> CC: Srinidhi Kasagar <srinidhi.kasagar at stericsson.com>
> CC: Russell King - ARM Linux <linux at arm.linux.org.uk>
> CC: Vista Silicon <javier.martin at vista-silicon.com>
> CC: Zhangfei Gao <zhangfei.gao at marvell.com>
> CC: Shawn Guo <shawn.guo at linaro.org>
> CC: Laxman Dewangan <ldewangan at nvidia.com>
> ---
>  drivers/dma/at_hdmac.c        | 3 ++-
>  drivers/dma/ep93xx_dma.c      | 4 +++-
>  drivers/dma/imx-dma.c         | 2 +-
>  drivers/dma/imx-sdma.c        | 2 +-
>  drivers/dma/mmp_tdma.c        | 2 +-
>  drivers/dma/mxs-dma.c         | 2 +-
>  drivers/dma/omap-dma.c        | 3 ++-
>  drivers/dma/pl330.c           | 2 +-
>  drivers/dma/sa11x0-dma.c      | 2 +-
>  drivers/dma/sirf-dma.c        | 2 +-
>  drivers/dma/ste_dma40.c       | 3 ++-
>  drivers/dma/tegra20-apb-dma.c | 2 +-
>  include/linux/dmaengine.h     | 5 +++--
>  13 files changed, 20 insertions(+), 14 deletions(-)
> 
API changes without updating users?

Regards,
Shawn