linux-kernel - Re: [PATCH] mmc: rtsx: Let MMC core handle runtime PM

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Message-ID: <YhSNZAu22OJWAlNJ@kroah.com>
Date:   Tue, 22 Feb 2022 08:14:44 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Ulf Hansson <ulf.hansson@...aro.org>
Cc:     Kai-Heng Feng <kai.heng.feng@...onical.com>,
        Thomas Hebb <tommyhebb@...il.com>, linux-mmc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mmc: rtsx: Let MMC core handle runtime PM

On Wed, Feb 16, 2022 at 11:29:52AM +0100, Ulf Hansson wrote:
> On Wed, 16 Feb 2022 at 06:55, Kai-Heng Feng <kai.heng.feng@...onical.com> wrote:
> >
> > Since MMC core handles runtime PM reference counting, we can avoid doing
> > redundant runtime PM work in the driver. That means the only thing
> > commit 5b4258f6721f ("misc: rtsx: rts5249 support runtime PM") misses is
> > to always enable runtime PM, to let its parent driver enable ASPM in the
> > runtime idle routine.
> >
> > Fixes: 7499b529d97f ("mmc: rtsx: Use pm_runtime_{get,put}() to handle runtime PM")
> > Signed-off-by: Kai-Heng Feng <kai.heng.feng@...onical.com>
> 
> This looks good to me!
> 
> Reviewed-by: Ulf Hansson <ulf.hansson@...aro.org>
> 
> Greg, do you want to funnel this through your tree - or should I wait
> for an rc containing 7499b529d97f and take it through my mmc tree?
> Either way works for me.

I will take it now, thanks.

greg k-h