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From: Anton Bondarenko <anton.bondarenko.sama-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Sascha Hauer <s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
Cc: broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	b38343-KZfg59tc24xl57MIdRCFDg@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	vladimir_zapolskiy-nmGgyN9QBj3QT0dZR+AlfA@public.gmane.org,
	jiada_wang-nmGgyN9QBj3QT0dZR+AlfA@public.gmane.org
Subject: Re: [PATCH v3 6/7] spi: imx: return error from dma channel request
Date: Sat, 14 Nov 2015 11:05:31 +0100	[thread overview]
Message-ID: <5647076B.3080709@gmail.com> (raw)
In-Reply-To: <563B7D1C.7010105-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>



On 05.11.2015 17:00, Anton Bondarenko wrote:
> On 05.11.2015 09:56, Sascha Hauer wrote:
>> On Sun, Nov 01, 2015 at 03:41:40PM +0100, Anton Bondarenko wrote:
>>> From: Anton Bondarenko <anton_bondarenko-nmGgyN9QBj3QT0dZR+AlfA@public.gmane.org>
>>>
>>> On SDMA initialization return exactly the same error, which is
>>> reported by dma_request_slave_channel_reason(), it is a preceding
>>> change to defer SPI DMA initialization, if SDMA module is not yet
>>> available.
>>
>> Maybe something like: "fix probe deferral when dmaengine is not yet
>> available" in the subject line will better express that this is a patch
>> that should be applied ASAP. Also you can move this up to the front of
>> the series when resending.
>>
>> Sascha
>>
>
> This patch itself does not implement deferral for spi-imx if dmaengine
> not ready. The patch targets 2 things: give a bit more detailed error
> information of SPI dma slave channel initialization error and provide a
> basis for the next patch ([PATCH v3 7/7] spi: imx: defer spi
> initialization, if DMA engine is pending).
>
> Regards, Anton

Does anyone has other comments regarding this commit?

Regards, Anton
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  parent reply	other threads:[~2015-11-14 10:05 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-01 14:41 [PATCH v3 0/7] Improvements for SPI IMX driver for Freescale IMX51, IMX53 and IMX6 Anton Bondarenko
2015-11-01 14:41 ` [PATCH v3 1/7] spi: imx: Fix DMA transfer Anton Bondarenko
2015-11-03  7:08   ` Robin Gong
2015-11-04 21:03     ` Anton Bondarenko
2015-11-05  8:34   ` Sascha Hauer
     [not found]     ` <20151105083422.GH8526-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2015-11-05 16:51       ` Anton Bondarenko
     [not found]         ` <563B88FD.8050702-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-11-14 10:02           ` Anton Bondarenko
2015-11-01 14:41 ` [PATCH v3 5/7] spi: imx: Add support for loopback for ECSPI controllers Anton Bondarenko
     [not found]   ` <1446388901-6073-6-git-send-email-anton.bondarenko.sama-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-11-14 10:06     ` Anton Bondarenko
     [not found] ` <1446388901-6073-1-git-send-email-anton.bondarenko.sama-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-11-01 14:41   ` [PATCH v3 2/7] spi: imx: replace fixed timeout with calculated one Anton Bondarenko
2015-11-05  8:47     ` Sascha Hauer
     [not found]       ` <20151105084723.GI8526-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2015-11-10 20:20         ` Anton Bondarenko
2015-11-11  8:12           ` Sascha Hauer
2015-11-14 10:01             ` Anton Bondarenko
2015-11-01 14:41   ` [PATCH v3 3/7] spi: imx: add support for all SPI word width for DMA transfer Anton Bondarenko
     [not found]     ` <1446388901-6073-4-git-send-email-anton.bondarenko.sama-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-11-14 10:08       ` Anton Bondarenko
2015-11-01 14:41   ` [PATCH v3 4/7] spi: imx: add function to check for IMX51 family controller Anton Bondarenko
2015-11-14 10:06     ` Anton Bondarenko
2015-11-01 14:41   ` [PATCH v3 6/7] spi: imx: return error from dma channel request Anton Bondarenko
     [not found]     ` <1446388901-6073-7-git-send-email-anton.bondarenko.sama-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-11-05  8:56       ` Sascha Hauer
2015-11-05 16:00         ` Anton Bondarenko
2015-11-14 10:03           ` Anton Bondarenko
     [not found]           ` <563B7D1C.7010105-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-11-14 10:05             ` Anton Bondarenko [this message]
2015-11-01 14:41   ` [PATCH v3 7/7] spi: imx: defer spi initialization, if DMA engine is pending Anton Bondarenko
2015-11-05  8:59     ` Sascha Hauer
2015-11-05 16:18       ` Anton Bondarenko
     [not found]         ` <563B8157.9030104-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-11-14 10:03           ` Anton Bondarenko

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