Commit b83e8670 authored by Grant Grundler's avatar Grant Grundler Committed by Chris Ball

mmc: core: remove dead function mmc_try_claim_host

cscope says there are no callers for mmc_try_claim_host in the kernel.
No reason to keep it.
Signed-off-by: default avatarGrant Grundler <grundler@chromium.org>
Acked-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent 4b972806
...@@ -917,31 +917,6 @@ int __mmc_claim_host(struct mmc_host *host, atomic_t *abort) ...@@ -917,31 +917,6 @@ int __mmc_claim_host(struct mmc_host *host, atomic_t *abort)
EXPORT_SYMBOL(__mmc_claim_host); EXPORT_SYMBOL(__mmc_claim_host);
/**
* mmc_try_claim_host - try exclusively to claim a host
* @host: mmc host to claim
*
* Returns %1 if the host is claimed, %0 otherwise.
*/
int mmc_try_claim_host(struct mmc_host *host)
{
int claimed_host = 0;
unsigned long flags;
spin_lock_irqsave(&host->lock, flags);
if (!host->claimed || host->claimer == current) {
host->claimed = 1;
host->claimer = current;
host->claim_cnt += 1;
claimed_host = 1;
}
spin_unlock_irqrestore(&host->lock, flags);
if (host->ops->enable && claimed_host && host->claim_cnt == 1)
host->ops->enable(host);
return claimed_host;
}
EXPORT_SYMBOL(mmc_try_claim_host);
/** /**
* mmc_release_host - release a host * mmc_release_host - release a host
* @host: mmc host to release * @host: mmc host to release
......
...@@ -188,7 +188,6 @@ extern unsigned int mmc_align_data_size(struct mmc_card *, unsigned int); ...@@ -188,7 +188,6 @@ extern unsigned int mmc_align_data_size(struct mmc_card *, unsigned int);
extern int __mmc_claim_host(struct mmc_host *host, atomic_t *abort); extern int __mmc_claim_host(struct mmc_host *host, atomic_t *abort);
extern void mmc_release_host(struct mmc_host *host); extern void mmc_release_host(struct mmc_host *host);
extern int mmc_try_claim_host(struct mmc_host *host);
extern void mmc_get_card(struct mmc_card *card); extern void mmc_get_card(struct mmc_card *card);
extern void mmc_put_card(struct mmc_card *card); extern void mmc_put_card(struct mmc_card *card);
......
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