Commit 17e9ff55 authored by Seungwon Jeon's avatar Seungwon Jeon Committed by Chris Ball
Browse files

mmc: core: Add claiming of hosts during mmc_cache_ctrl 



While calling mmc_cache_ctrl() a host is not claimed. This patch
adds the mmc_try_claim_host() for quick response in suspend.

Signed-off-by: default avatarSeungwon Jeon <tgih.jun@samsung.com>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent d83b6e03

drivers/mmc/core/core.c

+7 −1
Original line number Diff line number Diff line
@@ -2355,7 +2355,13 @@ int mmc_suspend_host(struct mmc_host *host) 
		cancel_delayed_work(&host->disable);

	cancel_delayed_work(&host->detect);

	mmc_flush_scheduled_work();

	if (mmc_try_claim_host(host)) {

		err = mmc_cache_ctrl(host, 0);

		mmc_do_release_host(host);

	} else {

		err = -EBUSY;

	}



	if (err)

		goto out;