mmc: sdhci: Export sdhci_dumpregs

Export sdhci_dumpregs so that it can be called by drivers.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Tested-by: Ludovic Desroches <ludovic.desroches@microchip.com>

drivers/mmc/host/sdhci.c

@@ -52,7 +52,7 @@ static void sdhci_finish_data(struct sdhci_host *);
 
 static void sdhci_enable_preset_value(struct sdhci_host *host, bool enable);
 
-static void sdhci_dumpregs(struct sdhci_host *host)
+void sdhci_dumpregs(struct sdhci_host *host)
 {
 	SDHCI_DUMP("============ SDHCI REGISTER DUMP ===========\n");
 
@@ -113,6 +113,7 @@ static void sdhci_dumpregs(struct sdhci_host *host)
 
 	SDHCI_DUMP("============================================\n");
 }
+EXPORT_SYMBOL_GPL(sdhci_dumpregs);
 
 /*****************************************************************************\
  *                                                                           *

drivers/mmc/host/sdhci.h

@@ -698,4 +698,6 @@ extern int sdhci_runtime_suspend_host(struct sdhci_host *host);
 extern int sdhci_runtime_resume_host(struct sdhci_host *host);
 #endif
 
+void sdhci_dumpregs(struct sdhci_host *host);
+
 #endif /* __SDHCI_HW_H */