[PATCH v3 3/7] of: introduce of_dma_is_coherent() helper

Rob Herring robherring2 at gmail.com
Mon May 5 15:06:10 PDT 2014


On Mon, May 5, 2014 at 4:45 PM, Santosh Shilimkar
<santosh.shilimkar at ti.com> wrote:
> On Thursday 01 May 2014 08:56 PM, Rob Herring wrote:
>> On Thu, Apr 24, 2014 at 10:30 AM, Santosh Shilimkar
>> <santosh.shilimkar at ti.com> wrote:

>>>  drivers/of/platform.c       |   23 +++++++++++++++++++++++
>>>  include/linux/of_platform.h |    6 ++++++
>>
>> I thought I said this already, but this does not belong in these files
>> as the function does not deal with platform devices. Probably
>> address.c/of_address.h would be the best place.
>>
> Updated patch with functions now moved to of_address.h/address.c
>
> From 08fb70715afe4adf203d24f1737dba7123c6713b Mon Sep 17 00:00:00 2001
> From: Santosh Shilimkar <santosh.shilimkar at ti.com>
> Date: Thu, 24 Apr 2014 11:30:03 -0400
> Subject: [PATCH v3 3/7] of: introduce of_dma_is_coherent() helper
>
> The of_dma_is_coherent() helper parses the given DT device
> node to see if the "dma-coherent" property is supported and
> returns true or false accordingly.
>
> If the arch is always coherent or always noncoherent, then the default
> DMA ops has to be specified accordingly.
>
> Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
> Cc: Russell King <linux at arm.linux.org.uk>
> Cc: Arnd Bergmann <arnd at arndb.de>
> Cc: Olof Johansson <olof at lixom.net>
> Cc: Grant Likely <grant.likely at linaro.org>
> Cc: Rob Herring <robh+dt at kernel.org>
> Cc: Catalin Marinas <catalin.marinas at arm.com>
> Cc: Linus Walleij <linus.walleij at linaro.org>
> Signed-off-by: Santosh Shilimkar <santosh.shilimkar at ti.com>
> Signed-off-by: Grygorii Strashko <grygorii.strashko at ti.com>
> ---
>  drivers/of/address.c       |   23 +++++++++++++++++++++++
>  include/linux/of_address.h |    6 ++++++
>  2 files changed, 29 insertions(+)

Reviewed-by: Rob Herring <robh at kernel.org>



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