Re: [PATCH char-misc-next v2 3/8] dma: MIC X100 DMA Driver

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Thu, May 29, 2014 at 02:24:00PM -0700, Sudeep Dutt wrote:
> From: Siva Yerramreddy <yshivakrishna@gmail.com>
> 
> This patch implements DMA Engine API for DMA controller on MIC X100
> Coprocessors. DMA h/w is shared between host and card s/w.
> Channels 0 to 3 are used by host and 4 to 7 are used by card.
> Since the DMA device doesn't show up as PCIe device, a virtual bus called mic
> bus is created and virtual devices are added on that bus to follow device model.
> Allowed dma transfer directions are host to card, card to host and card to card.
> 
> Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
> Reviewed-by: Nikhil Rao <nikhil.rao@intel.com>
> Reviewed-by: Sudeep Dutt <sudeep.dutt@intel.com>
> Signed-off-by: Siva Yerramreddy <yshivakrishna@gmail.com>
> ---
>  drivers/dma/Kconfig        |  19 ++
>  drivers/dma/Makefile       |   1 +
>  drivers/dma/mic_x100_dma.c | 774 +++++++++++++++++++++++++++++++++++++++++++++
>  drivers/dma/mic_x100_dma.h | 286 +++++++++++++++++
>  4 files changed, 1080 insertions(+)
>  create mode 100644 drivers/dma/mic_x100_dma.c
>  create mode 100644 drivers/dma/mic_x100_dma.h

I need some drivers/dma/ maintainers to review this one please...