[ARM] omap: move clock propagation into core omap clock code

Move the clock propagation calls for set_parent and set_rate into
the core omap clock code, rather than having these calls scattered
throughout the OMAP1 and OMAP2 implementations.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-omap1/clock.c

@@ -628,9 +628,6 @@ static int omap1_clk_set_rate(struct clk *clk, unsigned long rate)
 		ret = 0;
 	}
 
-	if (unlikely(ret == 0 && (clk->flags & RATE_PROPAGATES)))
-		propagate_rate(clk);
-
 	return ret;
 }
 

arch/arm/mach-omap2/clock.c

@@ -684,9 +684,6 @@ int omap2_clk_set_rate(struct clk *clk, unsigned long rate)
 	if (clk->set_rate != NULL)
 		ret = clk->set_rate(clk, rate);
 
-	if (unlikely(ret == 0 && (clk->flags & RATE_PROPAGATES)))
-		propagate_rate(clk);
-
 	return ret;
 }
 
@@ -774,9 +771,6 @@ int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent)
 	pr_debug("clock: set parent of %s to %s (new rate %ld)\n",
 		 clk->name, clk->parent->name, clk->rate);
 
-	if (unlikely(clk->flags & RATE_PROPAGATES))
-		propagate_rate(clk);
-
 	return 0;
 }
 

arch/arm/plat-omap/clock.c

@@ -182,6 +182,8 @@ int clk_set_rate(struct clk *clk, unsigned long rate)
 	spin_lock_irqsave(&clockfw_lock, flags);
 	if (arch_clock->clk_set_rate)
 		ret = arch_clock->clk_set_rate(clk, rate);
+	if (ret == 0 && (clk->flags & RATE_PROPAGATES))
+		propagate_rate(clk);
 	spin_unlock_irqrestore(&clockfw_lock, flags);
 
 	return ret;
@@ -198,7 +200,9 @@ int clk_set_parent(struct clk *clk, struct clk *parent)
 
 	spin_lock_irqsave(&clockfw_lock, flags);
 	if (arch_clock->clk_set_parent)
-		ret =  arch_clock->clk_set_parent(clk, parent);
+		ret = arch_clock->clk_set_parent(clk, parent);
+	if (ret == 0 && (clk->flags & RATE_PROPAGATES))
+		propagate_rate(clk);
 	spin_unlock_irqrestore(&clockfw_lock, flags);
 
 	return ret;