linux-kernel - Re: [PATCH] soc: bcm: brcmstb: biuctrl: Register writes require a barrier

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Message-ID: <515cc83b-51a3-025d-c9dd-b97db05bd558@gmail.com>
Date:   Mon, 13 May 2019 11:08:13 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Florian Fainelli <f.fainelli@...il.com>,
        linux-arm-kernel@...ts.infradead.org
Cc:     Brian Norris <computersforpeace@...il.com>,
        Gregory Fong <gregory.0xf0@...il.com>,
        "maintainer:BROADCOM BCM7XXX ARM ARCHITECTURE" 
        <bcm-kernel-feedback-list@...adcom.com>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] soc: bcm: brcmstb: biuctrl: Register writes require a
 barrier

On 5/10/19 12:46 PM, Florian Fainelli wrote:
> The BIUCTRL register writes require that a data barrier be inserted
> after comitting the write to the register for the block to latch in the
> recently written values. Reads have no such requirement and are not
> changed.
> 
> Fixes: 34642650e5bc ("soc: Move brcmstb to bcm/brcmstb")
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>

Applied to drivers/fixes, thanks!
-- 
Florian