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From: Stephen Boyd <sboyd@codeaurora.org>
To: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Cc: Andy Gross <agross@codeaurora.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-arm-msm@vger.kernel.org" <linux-arm-msm@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 2/3] soc: qcom: smd: Use __iowrite32_copy() instead of open-coding it
Date: Tue, 1 Sep 2015 13:30:19 -0700	[thread overview]
Message-ID: <55E60ADB.8050704@codeaurora.org> (raw)
In-Reply-To: <20150901180353.GB19120@codeaurora.org>

On 09/01/2015 11:03 AM, Stephen Boyd wrote:
> On 08/31, Bjorn Andersson wrote:
>> On Mon 31 Aug 18:39 PDT 2015, Stephen Boyd wrote:
>>
>>> We already have a function to do this and it silences some sparse
>>> warnings along the way.
>>>
>> Didn't know that, thanks. Do you know why there's no equivalent for
>> transfers in the other direction? Should we hack one up to do the same
>> simplification in smd_copy_from_fifo()?
> Don't know. We can certainly write one although it would be nice
> if we had two users. I'll take a look.
>

Looks like we can convert smd and bcm47xx_nvram over. Also, we need to
add it or move the readl_relaxed() to a __raw_readl() in
smd_copy_from_fifo() because it's doing byte swapping that we don't want.

-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project

  reply	other threads:[~2015-09-01 20:30 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-01  1:39 [PATCH 0/3] qcom smd big endian support Stephen Boyd
2015-09-01  1:39 ` [PATCH 1/3] soc: qcom: smd: Represent channel layout in structures Stephen Boyd
2015-09-01  4:55   ` Bjorn Andersson
2015-09-01 17:51     ` Stephen Boyd
2015-09-01  1:39 ` [PATCH 2/3] soc: qcom: smd: Use __iowrite32_copy() instead of open-coding it Stephen Boyd
2015-09-01  4:59   ` Bjorn Andersson
2015-09-01 18:03     ` Stephen Boyd
2015-09-01 20:30       ` Stephen Boyd [this message]
2015-09-01  1:39 ` [PATCH 3/3] soc: qcom: smd: Handle big endian CPUs Stephen Boyd
2015-09-01  5:06   ` Bjorn Andersson
2015-09-01 18:04     ` Stephen Boyd

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