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From: Avri Altman <Avri.Altman@wdc.com>
To: Ulf Hansson <ulf.hansson@linaro.org>
Cc: "linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	Wolfram Sang <wsa+renesas@sang-engineering.com>,
	Shawn Lin <shawn.lin@rock-chips.com>,
	Masami Hiramatsu <masami.hiramatsu@linaro.org>,
	"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH 2/2] mmc: core: Add support for cache ctrl for SD cards
Date: Tue, 11 May 2021 08:22:07 +0000	[thread overview]
Message-ID: <DM6PR04MB657598D0CCDB34B7BA8AEB73FC539@DM6PR04MB6575.namprd04.prod.outlook.com> (raw)
In-Reply-To: <CAPDyKFrvhNntCAWdyN5Kw8znq4RKE6yQS5G38XYY5iBhqMW0Pw@mail.gmail.com>


> > I would expect 2 more patches in this series:
> >  - flush cache on power down
> 
> According to the spec that should not be needed, because that should
> be managed internally in the SD card when we send a poweroff
> notification.
> 
> Did I get that wrong? Do you prefer to send a flush cache as well
> before the poweroff notification?
> 
> >  - cache disablement events?
> 
> This I don't know about. Can you elaborate?
As for the above 2 questions - I asked internally - it may take a while for people to get back to me.
Let's leave it for now.

Thanks,
Avri

> 
> >
> > Thanks,
> > Avri
> 
> Kind regards
> Uffe

  reply	other threads:[~2021-05-11  8:22 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-06 14:58 [PATCH 0/2] mmc: core: Implement " Ulf Hansson
2021-05-06 14:58 ` [PATCH 1/2] mmc: core: Move eMMC cache flushing to a new bus_ops callback Ulf Hansson
2021-05-07  7:15   ` Avri Altman
2021-05-09 18:48   ` Linus Walleij
2021-05-06 14:58 ` [PATCH 2/2] mmc: core: Add support for cache ctrl for SD cards Ulf Hansson
2021-05-09 19:01   ` Linus Walleij
2021-05-10 14:32     ` Ulf Hansson
2021-05-10  9:10   ` Avri Altman
2021-05-10 10:41     ` Avri Altman
2021-05-10 14:41     ` Ulf Hansson
2021-05-11  8:22       ` Avri Altman [this message]
2021-05-10  7:39 ` [PATCH 0/2] mmc: core: Implement " Avri Altman
2021-05-10  9:44   ` Ulf Hansson
2021-05-10 10:12     ` Avri Altman

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