linux-kernel - Re: [PATCH v2 1/2] sdhci: tegra: Implement Tegra specific set

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Date:   Thu, 12 Mar 2020 16:35:41 +0100
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Sowjanya Komatineni <skomatineni@...dia.com>
Cc:     Adrian Hunter <adrian.hunter@...el.com>,
        Bradley Bolen <bradleybolen@...il.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jon Hunter <jonathanh@...dia.com>,
        Aniruddha Tvs Rao <anrao@...dia.com>,
        linux-tegra <linux-tegra@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>
Subject: Re: [PATCH v2 1/2] sdhci: tegra: Implement Tegra specific set_timeout callback

On Thu, 12 Mar 2020 at 16:28, Sowjanya Komatineni
<skomatineni@...dia.com> wrote:
>
>
> On 3/12/20 6:08 AM, Ulf Hansson wrote:
> > External email: Use caution opening links or attachments
> >
> >
> > -trimmed cc list
> >
> > On Thu, 12 Mar 2020 at 00:51, Sowjanya Komatineni
> > <skomatineni@...dia.com> wrote:
> >> Tegra host supports HW busy detection and timeouts based on the
> >> count programmed in SDHCI_TIMEOUT_CONTROL register and max busy
> >> timeout it supports is 11s in finite busy wait mode.
> >>
> >> Some operations like SLEEP_AWAKE, ERASE and flush cache through
> >> SWITCH commands take longer than 11s and Tegra host supports
> >> infinite HW busy wait mode where HW waits forever till the card
> >> is busy without HW timeout.
> >>
> >> This patch implements Tegra specific set_timeout sdhci_ops to allow
> >> switching between finite and infinite HW busy detection wait modes
> >> based on the device command expected operation time.
> >>
> >> Signed-off-by: Sowjanya Komatineni <skomatineni@...dia.com>
> > Applied for next, thanks!
> >
> > We should probably tag this for stable as well, don't you think?
> >
> > Kind regards
> > Uffe
>
> Yes, we need this for stable as well. As this is applied for next, looks
> like can't re-send patch with tag.
>
> Can you please help to add tag if you don't mind?

Yes, I will amend the change to add the stable tag, no worries!

Thanks for confirming!

[...]

Kind regards
Uffe