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Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason()

From Andy Shevchenko <andy.shevchenko@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason()
Date 2015-11-18 17:10 +0100
Message-ID <qwdsZ-5eU-9@gated-at.bofh.it> (permalink)
References <pun5D-5jv-3@gated-at.bofh.it> <qwcwW-4zt-17@gated-at.bofh.it> <qwd9D-4Pa-7@gated-at.bofh.it> <qwdjl-4US-25@gated-at.bofh.it>
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On Wed, Nov 18, 2015 at 5:51 PM, Arnd Bergmann <arnd@arndb.de> wrote:
> On Wednesday 18 November 2015 17:43:04 Andy Shevchenko wrote:
>> >
>> > I assume that the sst-firmware.c case is a mistake, it should just use a
>> > plain DMA_SLAVE and not DMA_MEMCPY.
>>
>> Other way around.
>>
>
> Ok, I see. In that case I guess it also shouldn't call
> dmaengine_slave_config(), right? I don't think that's valid
> on a MEMCPY channel.

Hmm… That's right, though I suspect still one thing why it's done this
way. Let's ask Vinod and Liam about that.

-- 
With Best Regards,
Andy Shevchenko
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Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() Arnd Bergmann <arnd@arndb.de> - 2015-11-18 15:30 +0100
  Re: [PATCH 02/13] dmaengine: Introduce  dma_request_slave_channel_compat_reason() Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-11-18 15:50 +0100
    Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() Arnd Bergmann <arnd@arndb.de> - 2015-11-18 16:10 +0100
      Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() Andy Shevchenko <andy.shevchenko@gmail.com> - 2015-11-18 16:50 +0100
        Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() Arnd Bergmann <arnd@arndb.de> - 2015-11-18 17:00 +0100
          Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() Andy Shevchenko <andy.shevchenko@gmail.com> - 2015-11-18 17:10 +0100
          Re: [PATCH 02/13] dmaengine: Introduce  dma_request_slave_channel_compat_reason() Vinod Koul <vinod.koul@intel.com> - 2015-11-18 17:10 +0100
      Re: [PATCH 02/13] dmaengine: Introduce  dma_request_slave_channel_compat_reason() Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-11-19 11:40 +0100
        Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() Arnd Bergmann <arnd@arndb.de> - 2015-11-19 12:30 +0100
          Re: [PATCH 02/13] dmaengine: Introduce  dma_request_slave_channel_compat_reason() Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-11-20 11:30 +0100
            Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() Arnd Bergmann <arnd@arndb.de> - 2015-11-20 12:00 +0100
              Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() Andy Shevchenko <andy.shevchenko@gmail.com> - 2015-11-20 13:30 +0100
                Re: [PATCH 02/13] dmaengine: Introduce  dma_request_slave_channel_compat_reason() Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-11-20 13:40 +0100
                Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() Andy Shevchenko <andy.shevchenko@gmail.com> - 2015-11-20 15:10 +0100
              Re: [PATCH 02/13] dmaengine: Introduce  dma_request_slave_channel_compat_reason() Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-11-20 14:00 +0100
                Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() Arnd Bergmann <arnd@arndb.de> - 2015-11-20 14:50 +0100

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