From: "Yaniv Gardi" <ygardi@codeaurora.org>
To: 'Stephen Boyd' <sboyd@codeaurora.org>
Cc: linux-mmc@vger.kernel.org, linux-arm-msm@vger.kernel.org,
axboe@kernel.dk, 'open list' <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH v3 2/2] mmc: card: Adding support for Sanitize in eMMC v4.5
Date: Sun, 26 Feb 2012 11:35:11 +0200 [thread overview]
Message-ID: <000a01ccf469$f18d6260$d4a82720$@org> (raw)
In-Reply-To: <4F43DCBA.5070605@codeaurora.org>
= > -----Original Message-----
= > From: Stephen Boyd [mailto:sboyd@codeaurora.org]
= > Sent: Tuesday, February 21, 2012 8:05 PM
= > To: Yaniv Gardi
= > Cc: linux-mmc@vger.kernel.org; linux-arm-msm@vger.kernel.org;
= > axboe@kernel.dk; open list
= > Subject: Re: [PATCH v3 2/2] mmc: card: Adding support for Sanitize in
= > eMMC v4.5
= >
= > On 02/21/12 06:00, Yaniv Gardi wrote:
= > > @@ -922,6 +918,44 @@ out:
= > > return err ? 0 : 1;
= > > }
= > >
= > > +int mmc_blk_issue_sanitize_rq(struct mmc_queue *mq,
= > > + struct request *req)
= > > +{
= > > + struct mmc_blk_data *md = mq->data;
= > > + struct mmc_card *card = md->queue.card;
= > > + int err = 0;
= > > +
= > > + if (!(mmc_can_sanitize(card) && (mq->card->host->caps2 &
= > MMC_CAP2_SANITIZE))) {
= > > + pr_err("%s: SANITIZE is not supported", __func__);
= > > + err = -EOPNOTSUPP;
= > > + goto out;
= > > + }
= > > +
= > > + pr_info("%s: SANITIZE is supported", __func__);
= >
= > These look like debug printks. Please remove them.
Printout Removed.
= >
= > > +
= > > + mmc_sd_card_set_sanitize_in_progress(card);
= > > +
= > > + pr_info("%s: issueing SANITIZE command...", __func__);
= > > +
= > > + err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
= > > + EXT_CSD_SANITIZE_START, 1, 0);
= > > +
= > > + pr_info("%s: SANITIZE command returned...", __func__);
= > > +
= > > + if (err)
= > > + pr_err("%s: mmcblk: mmc_switch() failed. err=%d\n",
= > > + __func__, err);
= > > +
= > > + mmc_sd_card_set_sanitize_completed(card);
= > > +
= > > +out:
= > > + spin_lock_irq(&md->lock);
= > > + __blk_end_request(req, err, blk_rq_bytes(req));
= > > + spin_unlock_irq(&md->lock);
= > > +
= > > + return err ? 0 : 1;
= > > +}
= > > +
= > > static int mmc_blk_issue_flush(struct mmc_queue *mq, struct
= > request *req)
= > > {
= > > struct mmc_blk_data *md = mq->data;
= > > @@ -181,6 +186,11 @@ int mmc_init_queue(struct mmc_queue *mq,
= > struct mmc_card *card,
= > > if (mmc_can_erase(card))
= > > mmc_queue_setup_discard(mq->queue, card);
= > >
= > > + if ((mmc_can_sanitize(card) && (host->caps2 &
= > MMC_CAP2_SANITIZE)))
= > > + mmc_queue_setup_sanitize(mq->queue);
= > > + else
= > > + pr_info("%s - card doesn't support sanitize", __func__);
= >
= > debug printk again?
Printout removed.
= >
= > Sent by an employee of the Qualcomm Innovation Center, Inc.
= > The Qualcomm Innovation Center, Inc. is a member of the Code Aurora
= > Forum.
next prev parent reply other threads:[~2012-02-26 9:35 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-21 14:00 [PATCH v3 0/2] *** exposing SANITIZE capability to the user space via a unique IOCTL *** Yaniv Gardi
2012-02-21 14:00 ` [PATCH v3 1/2] block: IOCTL support for Sanitize in eMMC v4.5 Yaniv Gardi
2012-02-21 14:00 ` [PATCH v3 2/2] mmc: card: Adding " Yaniv Gardi
2012-02-21 18:04 ` Stephen Boyd
2012-02-26 9:35 ` Yaniv Gardi [this message]
2012-02-22 6:09 ` Jaehoon Chung
2012-02-26 9:37 ` Yaniv Gardi
2012-02-27 1:26 ` Jaehoon Chung
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