From: Mark Brown <broonie@kernel.org>
To: Addy Ke <addy.ke@rock-chips.com>
Cc: heiko@sntech.de, dianders@chromium.org, grant.likely@linaro.org,
robh+dt@kernel.org, linux-kernel@vger.kernel.org,
linux-spi@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org,
olof@lixom.net, hj@rock-chips.com, kever.yang@rock-chips.com,
xjq@rock-chips.com, huangtao@rock-chips.com, zyw@rock-chips.com,
yzq@rock-chips.com, zhenfu.fang@rock-chips.com,
cf@rock-chips.com, zhangqing@rock-chips.com, hl@rock-chips.com,
wei.luo@rock-chips.com
Subject: Re: [PATCH] spi/rockchip: fix bug that cause the failture to read data in DMA mode
Date: Thu, 25 Sep 2014 14:08:47 +0100 [thread overview]
Message-ID: <20140925130847.GQ27755@sirena.org.uk> (raw)
In-Reply-To: <1411628381-4029-1-git-send-email-addy.ke@rock-chips.com>
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On Thu, Sep 25, 2014 at 02:59:41PM +0800, Addy Ke wrote:
> In my test on RK3288-pinky board, if spi is enabled, it will begin to
> read data from slave regardless of whether the DMA is ready. So we
> need prepare DMA before spi is enable.
Applied, thanks.
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WARNING: multiple messages have this Message-ID (diff)
From: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Addy Ke <addy.ke-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
Cc: heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org,
dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org,
grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org,
hj-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
kever.yang-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
xjq-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
huangtao-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
zyw-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
yzq-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
zhenfu.fang-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
cf-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
zhangqing-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
hl-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
wei.luo-TNX95d0MmH7DzftRWevZcw@public.gmane.org
Subject: Re: [PATCH] spi/rockchip: fix bug that cause the failture to read data in DMA mode
Date: Thu, 25 Sep 2014 14:08:47 +0100 [thread overview]
Message-ID: <20140925130847.GQ27755@sirena.org.uk> (raw)
In-Reply-To: <1411628381-4029-1-git-send-email-addy.ke-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
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On Thu, Sep 25, 2014 at 02:59:41PM +0800, Addy Ke wrote:
> In my test on RK3288-pinky board, if spi is enabled, it will begin to
> read data from slave regardless of whether the DMA is ready. So we
> need prepare DMA before spi is enable.
Applied, thanks.
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WARNING: multiple messages have this Message-ID (diff)
From: broonie@kernel.org (Mark Brown)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] spi/rockchip: fix bug that cause the failture to read data in DMA mode
Date: Thu, 25 Sep 2014 14:08:47 +0100 [thread overview]
Message-ID: <20140925130847.GQ27755@sirena.org.uk> (raw)
In-Reply-To: <1411628381-4029-1-git-send-email-addy.ke@rock-chips.com>
On Thu, Sep 25, 2014 at 02:59:41PM +0800, Addy Ke wrote:
> In my test on RK3288-pinky board, if spi is enabled, it will begin to
> read data from slave regardless of whether the DMA is ready. So we
> need prepare DMA before spi is enable.
Applied, thanks.
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next prev parent reply other threads:[~2014-09-25 13:09 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-25 6:59 [PATCH] spi/rockchip: fix bug that cause the failture to read data in DMA mode Addy Ke
2014-09-25 6:59 ` Addy Ke
2014-09-25 6:59 ` Addy Ke
2014-09-25 13:08 ` Mark Brown [this message]
2014-09-25 13:08 ` Mark Brown
2014-09-25 13:08 ` Mark Brown
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