mmc: core: Export a few functions needed for blkmq support

The following functions are needed by the mmc block device driver, once it
converts to blkmq, therefore let's export them.

mmc_start_bkops()
mmc_start_request()
mmc_retune_hold_now()
mmc_retune_release()

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 2ff614d4ffacfab2d84ec0ec2b81bada9ba1ceef..a9ee960fbb7e57c0a9fac0a9de610030f4c53206 100644 (file)
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -337,7 +337,7 @@ static int mmc_mrq_prep(struct mmc_host *host, struct mmc_request *mrq)
        return 0;
 }
 
-static int mmc_start_request(struct mmc_host *host, struct mmc_request *mrq)
+int mmc_start_request(struct mmc_host *host, struct mmc_request *mrq)
 {
        int err;
 
@@ -359,6 +359,7 @@ static int mmc_start_request(struct mmc_host *host, struct mmc_request *mrq)
 
        return 0;
 }
+EXPORT_SYMBOL(mmc_start_request);
 
 /*
  * mmc_wait_data_done() - done callback for data request

diff --git a/drivers/mmc/core/core.h b/drivers/mmc/core/core.h
index ba5a8fea0dc2ebe033f8692fae77e33800de1b86..51a160762784e5430361442c7562b1fbac730f86 100644 (file)
--- a/drivers/mmc/core/core.h
+++ b/drivers/mmc/core/core.h
@@ -107,6 +107,8 @@ static inline void mmc_unregister_pm_notifier(struct mmc_host *host) { }
 void mmc_wait_for_req_done(struct mmc_host *host, struct mmc_request *mrq);
 bool mmc_is_req_done(struct mmc_host *host, struct mmc_request *mrq);
 
+int mmc_start_request(struct mmc_host *host, struct mmc_request *mrq);
+
 struct mmc_async_req;
 
 struct mmc_async_req *mmc_start_areq(struct mmc_host *host,

diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index ad88deb2e8f3b046838a3539841717951c33a6c6..e58be39b15685e6a1617daed823d122fa34c636d 100644 (file)
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -111,12 +111,6 @@ void mmc_retune_hold(struct mmc_host *host)
        host->hold_retune += 1;
 }
 
-void mmc_retune_hold_now(struct mmc_host *host)
-{
-       host->retune_now = 0;
-       host->hold_retune += 1;
-}
-
 void mmc_retune_release(struct mmc_host *host)
 {
        if (host->hold_retune)
@@ -124,6 +118,7 @@ void mmc_retune_release(struct mmc_host *host)
        else
                WARN_ON(1);
 }
+EXPORT_SYMBOL(mmc_retune_release);
 
 int mmc_retune(struct mmc_host *host)
 {

diff --git a/drivers/mmc/core/host.h b/drivers/mmc/core/host.h
index 77d6f60d1bf96814f921cb2a37b8bb429356bf8d..fb689a1065ed366040dd0c74d724ea40670b5640 100644 (file)
--- a/drivers/mmc/core/host.h
+++ b/drivers/mmc/core/host.h
@@ -19,12 +19,17 @@ void mmc_unregister_host_class(void);
 void mmc_retune_enable(struct mmc_host *host);
 void mmc_retune_disable(struct mmc_host *host);
 void mmc_retune_hold(struct mmc_host *host);
-void mmc_retune_hold_now(struct mmc_host *host);
 void mmc_retune_release(struct mmc_host *host);
 int mmc_retune(struct mmc_host *host);
 void mmc_retune_pause(struct mmc_host *host);
 void mmc_retune_unpause(struct mmc_host *host);
 
+static inline void mmc_retune_hold_now(struct mmc_host *host)
+{
+       host->retune_now = 0;
+       host->hold_retune += 1;
+}
+
 static inline void mmc_retune_recheck(struct mmc_host *host)
 {
        if (host->hold_retune <= 1)

diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c
index a6b0a232f24afa62e37801ded3f6a256f9d3f090..908e4db03535b038d548563188c0a11ac1ce4761 100644 (file)
--- a/drivers/mmc/core/mmc_ops.c
+++ b/drivers/mmc/core/mmc_ops.c
@@ -1007,6 +1007,7 @@ void mmc_start_bkops(struct mmc_card *card, bool from_exception)
        else
                mmc_retune_release(card->host);
 }
+EXPORT_SYMBOL(mmc_start_bkops);
 
 /*
  * Flush the cache to the non-volatile storage.