mmc: core: export function mmc_do_release_host()

When using mmc_try_claim_host the corresponding release
function is mmc_do_release_host, which then also must
be exported.

Reviewed-by: Jonas Aberg <jonas.aberg@stericsson.com>
Reviewed-by: Sebastian Rasmussen <sebastian.rasmussen@stericsson.com>
Signed-off-by: Ulf Hansson <ulf.hansson@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Chris Ball <cjb@laptop.org>

diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index c47e13b79eeec0cb5792bfb571c50dc3743d5b2a..4956da133be46f58099ef6eb0d5bee769fd7c97c 100644 (file)
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -527,7 +527,14 @@ int mmc_try_claim_host(struct mmc_host *host)
 }
 EXPORT_SYMBOL(mmc_try_claim_host);
 
-static void mmc_do_release_host(struct mmc_host *host)
+/**
+ *     mmc_do_release_host - release a claimed host
+ *     @host: mmc host to release
+ *
+ *     If you successfully claimed a host, this function will
+ *     release it again.
+ */
+void mmc_do_release_host(struct mmc_host *host)
 {
        unsigned long flags;
 
@@ -542,6 +549,7 @@ static void mmc_do_release_host(struct mmc_host *host)
                wake_up(&host->wq);
        }
 }
+EXPORT_SYMBOL(mmc_do_release_host);
 
 void mmc_host_deeper_disable(struct work_struct *work)
 {

diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
index 64e013f1cfb82a883a93982ec2cea3b42a0729fb..07f27af4dba5221b1139206cc2bd33858a3b38ef 100644 (file)
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
@@ -160,6 +160,7 @@ 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 void mmc_release_host(struct mmc_host *host);
+extern void mmc_do_release_host(struct mmc_host *host);
 extern int mmc_try_claim_host(struct mmc_host *host);
 
 /**