Re: [PATCH 1/6] mailbox: Add new API mbox_channel_device() for clients

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From	Anup Patel <anup.patel@broadcom.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH 1/6] mailbox: Add new API mbox_channel_device() for clients
Date	Mon, 06 Feb 2017 05:30:01 +0100
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On Fri, Feb 3, 2017 at 5:35 PM, Jassi Brar <jassisinghbrar@gmail.com> wrote:
> On Thu, Feb 2, 2017 at 10:17 AM, Anup Patel <anup.patel@broadcom.com> wrote:
>> The remote processor can have DMAENGINE capabilities and client
>> can pass data to be processed via main memory. In such cases,
>> the client will require DMAble memory for remote processor.
>>
>> This patch adds new API mbox_channel_device() which can be
>> used by clients to get struct device pointer of underlying
>> mailbox controller. This struct device pointer of mailbox
>> controller can be used by clients to allocate DMAble memory
>> for remote processor.
>>
> IIUC, DT already provides a way for what you need.

Thanks for the suggestion. I will explore in this direction and
try to avoid this patch in next revision.

Can you please have a look at FlexRM driver which I
had submitted previously?
https://lkml.org/lkml/2017/1/5/291
https://lkml.org/lkml/2017/1/5/293

Regards,
Anup

Thread

[PATCH 0/6] Broadcom SBA RAID support Anup Patel <anup.patel@broadcom.com> - 2017-02-02 05:50 +0100
  [PATCH 3/6] async_tx: Handle DMA devices having support for fewer PQ coefficients Anup Patel <anup.patel@broadcom.com> - 2017-02-02 05:50 +0100
    Re: [PATCH 3/6] async_tx: Handle DMA devices having support for fewer  PQ coefficients Dan Williams <dan.j.williams@intel.com> - 2017-02-02 07:10 +0100
      Re: [PATCH 3/6] async_tx: Handle DMA devices having support for fewer  PQ coefficients Anup Patel <anup.patel@broadcom.com> - 2017-02-03 12:10 +0100
      Re: [PATCH 3/6] async_tx: Handle DMA devices having support for fewer  PQ coefficients Dan Williams <dan.j.williams@intel.com> - 2017-02-03 19:50 +0100
        Re: [PATCH 3/6] async_tx: Handle DMA devices having support for fewer  PQ coefficients Anup Patel <anup.patel@broadcom.com> - 2017-02-06 05:00 +0100
  [PATCH 1/6] mailbox: Add new API mbox_channel_device() for clients Anup Patel <anup.patel@broadcom.com> - 2017-02-02 05:50 +0100
    Re: [PATCH 1/6] mailbox: Add new API mbox_channel_device() for clients Jassi Brar <jassisinghbrar@gmail.com> - 2017-02-03 13:10 +0100
      Re: [PATCH 1/6] mailbox: Add new API mbox_channel_device() for clients Anup Patel <anup.patel@broadcom.com> - 2017-02-06 05:30 +0100
  [PATCH 4/6] async_tx: Fix DMA_PREP_FENCE usage in do_async_gen_syndrome() Anup Patel <anup.patel@broadcom.com> - 2017-02-02 05:50 +0100
  [PATCH 6/6] dt-bindings: Add DT bindings document for Broadcom SBA RAID driver Anup Patel <anup.patel@broadcom.com> - 2017-02-02 05:50 +0100
  Re: [PATCH 5/6] dmaengine: Add Broadcom SBA RAID driver Vinod Koul <vinod.koul@intel.com> - 2017-02-05 07:10 +0100
    Re: [PATCH 5/6] dmaengine: Add Broadcom SBA RAID driver Anup Patel <anup.patel@broadcom.com> - 2017-02-06 13:10 +0100
      Re: [PATCH 5/6] dmaengine: Add Broadcom SBA RAID driver Vinod Koul <vinod.koul@intel.com> - 2017-02-06 18:00 +0100
        Re: [PATCH 5/6] dmaengine: Add Broadcom SBA RAID driver Anup Patel <anup.patel@broadcom.com> - 2017-02-07 07:10 +0100

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