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Date:   Wed, 13 Jun 2018 21:53:32 +0300
From:   Kalle Valo <>
To:     John Stultz <>
Cc:     Ryan Grachek <>, Wei Xu <>,
        Rob Herring <>,
        Mark Rutland <>,
        Catalin Marinas <>,
        Will Deacon <>,
        linux-arm-kernel <>,,
        Linux Kernel Mailing List <>,
        Eyal Reizer <>, Tony Lindgren <>,
        Valentin Schneider <>,
Subject: Re: [PATCH] arm64: dts: hikey: Define wl1835 power capabilities

John Stultz <> writes:

> On Wed, Jun 13, 2018 at 8:13 AM, Ryan Grachek <> wrote:
>> These properties are required for compatibility with runtime PM.
>> Without these properties, MMC host controller will not be aware
>> of power capabilities. When the wlcore driver attempts to power
>> on the device, it will erroneously fail with -EACCES.
>> Signed-off-by: Ryan Grachek <>
> Fixes: 60f36637bbbd ("wlcore: sdio: allow pm to handle sdio power")
> Tested-by: John Stultz <>
> Acked-by: John Stultz <>
> Wei Xu: This fixes a functional regression with wifi on the HiKey
> board that was introduced in 4.18-rc with commit 60f36637bbbd
> ("wlcore: sdio: allow pm to handle sdio power").
> Could you please be sure to queue this for the 4.18-rc ?

Adding linux-wireless so that wireless folks are aware of this wlcore
regression fix as well.

Kalle Valo

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