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From: Mark Brown <broonie@kernel.org>
To: Flavio Suligoi <f.suligoi@asem.it>
Cc: Daniel Mack <daniel@zonque.org>,
	Haojian Zhuang <haojian.zhuang@gmail.com>,
	Robert Jarzmik <robert.jarzmik@free.fr>,
	linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] spi: pxa2xx: use a module softdep for dw_dmac
Date: Wed, 10 Apr 2019 13:56:12 +0100	[thread overview]
Message-ID: <20190410125612.GR6106@sirena.org.uk> (raw)
In-Reply-To: <1554900696-28858-2-git-send-email-f.suligoi@asem.it>

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On Wed, Apr 10, 2019 at 02:51:36PM +0200, Flavio Suligoi wrote:
> With dw_dmac, sometimes the request of a DMA channel fails because
> the DMA driver is not ready, so an explicit dependency request
> is necessary.

While this isn't going to hurt anything and might actually help so it's
fine doesn't this also suggest that there's an issue with deferred probe
going on as well?

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WARNING: multiple messages have this Message-ID (diff)
From: Mark Brown <broonie@kernel.org>
To: Flavio Suligoi <f.suligoi@asem.it>
Cc: linux-kernel@vger.kernel.org,
	Haojian Zhuang <haojian.zhuang@gmail.com>,
	linux-spi@vger.kernel.org, Daniel Mack <daniel@zonque.org>,
	Robert Jarzmik <robert.jarzmik@free.fr>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 2/2] spi: pxa2xx: use a module softdep for dw_dmac
Date: Wed, 10 Apr 2019 13:56:12 +0100	[thread overview]
Message-ID: <20190410125612.GR6106@sirena.org.uk> (raw)
In-Reply-To: <1554900696-28858-2-git-send-email-f.suligoi@asem.it>


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On Wed, Apr 10, 2019 at 02:51:36PM +0200, Flavio Suligoi wrote:
> With dw_dmac, sometimes the request of a DMA channel fails because
> the DMA driver is not ready, so an explicit dependency request
> is necessary.

While this isn't going to hurt anything and might actually help so it's
fine doesn't this also suggest that there's an issue with deferred probe
going on as well?

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  reply	other threads:[~2019-04-10 12:56 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-10 12:51 [PATCH 1/2] spi: pxa2xx: fix SCR (divisor) calculation Flavio Suligoi
2019-04-10 12:51 ` Flavio Suligoi
2019-04-10 12:51 ` [PATCH 2/2] spi: pxa2xx: use a module softdep for dw_dmac Flavio Suligoi
2019-04-10 12:51   ` Flavio Suligoi
2019-04-10 12:56   ` Mark Brown [this message]
2019-04-10 12:56     ` Mark Brown
2019-04-10 14:05     ` Flavio Suligoi
2019-04-10 14:05       ` Flavio Suligoi
2019-04-10 14:05       ` Flavio Suligoi
2019-04-10 15:28       ` Mark Brown
2019-04-10 15:28         ` Mark Brown
2019-04-10 15:28         ` Mark Brown
2019-04-11  7:14         ` Flavio Suligoi
2019-04-11  7:14           ` Flavio Suligoi
2019-04-11  7:14           ` Flavio Suligoi
2019-04-11 10:42           ` Mark Brown
2019-04-11 10:42             ` Mark Brown
2019-04-11 10:42             ` Mark Brown
2019-04-11 11:31             ` Flavio Suligoi
2019-04-11 11:31               ` Flavio Suligoi
2019-04-11 11:31               ` Flavio Suligoi
2019-04-12  8:53   ` Applied "spi: pxa2xx: use a module softdep for dw_dmac" to the spi tree Mark Brown
2019-04-12  8:53     ` Mark Brown
2019-04-12  8:53     ` Mark Brown
2019-05-02  2:19   ` Mark Brown
2019-05-02  2:19     ` Mark Brown
2019-05-02  2:19     ` Mark Brown
2019-04-11 11:55 ` [PATCH 1/2] spi: pxa2xx: fix SCR (divisor) calculation Jarkko Nikula
2019-04-11 11:55   ` Jarkko Nikula
2019-04-11 13:10   ` Flavio Suligoi
2019-04-11 13:10     ` Flavio Suligoi
2019-04-11 13:10     ` Flavio Suligoi

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