mmc: fix freeze if wifi get turned off

Added by Samsung on JB Update Change-Id: I9fff5c3aca00ebd011567ea8765309c0a61013eb
OMAP4-AOSP · Apr 11, 2016 · 05544cc · 05544cc
1 parent 0e466c0
commit 05544cc
Showing 1 changed file with 6 additions and 6 deletions.
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
@@ -1225,15 +1225,15 @@ static inline void omap_hsmmc_reset_controller_fsm(struct omap_hsmmc_host *host,
 	 * Monitor a 0->1 transition first
 	 */
 	if (mmc_slot(host).features & HSMMC_HAS_UPDATED_RESET) {
-		while ((!(OMAP_HSMMC_READ(host->base, SYSCTL) & bit))
-					&& (i++ < limit))
-			cpu_relax();
+		while ((!(OMAP_HSMMC_READ(host, SYSCTL) & bit))
+					&& (i++ < 50))
+			udelay(100);
 	}
 	i = 0;
 
-	while ((OMAP_HSMMC_READ(host->base, SYSCTL) & bit) &&
-		(i++ < limit))
-		cpu_relax();
+	while ((OMAP_HSMMC_READ(host, SYSCTL) & bit) &&
+		(i++ < 50))
+		udelay(100);
 
 	if (OMAP_HSMMC_READ(host->base, SYSCTL) & bit)
 		dev_err(mmc_dev(host->mmc),