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Date: Tue, 21 Feb 2012 10:04:42 -0800 From: Stephen Boyd <sboyd@...eaurora.org> To: Yaniv Gardi <ygardi@...eaurora.org> CC: linux-mmc@...r.kernel.org, linux-arm-msm@...r.kernel.org, axboe@...nel.dk, open list <linux-kernel@...r.kernel.org> 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. > + > + 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? Sent by an employee of the Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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