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Commit d51865bf authored by Sahitya Tummala's avatar Sahitya Tummala Committed by Xiaonian Wang
Browse files

mmc: core: Make sure host is active before sending pon command 



Add mmc_get_card() to make sure host is resumed before sending pon
command. Also, add mmc_put_card() after completing pon command so
that it can release the host and also vote for runtime suspend.

Signed-off-by: default avatarSahitya Tummala <stummala@codeaurora.org>
Change-Id: I52f4d854388a608c6a09e55a693e3b36bd801fd8
parent ebbb9006

drivers/mmc/core/mmc.c

+2 −2
Original line number Diff line number Diff line
@@ -2433,7 +2433,7 @@ int mmc_send_pon(struct mmc_card *card) 
	if (!mmc_can_poweroff_notify(card))

		goto out;



	mmc_claim_host(host);

	mmc_get_card(card);

	if (card->pon_type & MMC_LONG_PON)

		err = mmc_poweroff_notify(host->card, EXT_CSD_POWER_OFF_LONG);

	else if (card->pon_type & MMC_SHRT_PON)
@@ -2441,7 +2441,7 @@ int mmc_send_pon(struct mmc_card *card) 
	if (err)

		pr_warn("%s: error %d sending PON type %u",

			mmc_hostname(host), err, card->pon_type);

	mmc_release_host(host);

	mmc_put_card(card);

out:

	return err;

}