patches.renesas/0461-sh-clk-Use-cpufreq_for_each_valid_entry-macro-for-it.patch

From ac926e83708bf51d4226e7b0eb932daa8acd0825 Mon Sep 17 00:00:00 2001
From: Stratos Karafotis <stratosk@semaphore.gr>
Date: Fri, 25 Apr 2014 23:16:58 +0300
Subject: sh: clk: Use cpufreq_for_each_valid_entry macro for iteration

The cpufreq core now supports the cpufreq_for_each_valid_entry macro
helper for iteration over the cpufreq_frequency_table, so use it.

It should have no functional changes.

Signed-off-by: Stratos Karafotis <stratosk@semaphore.gr>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
(cherry picked from commit 4229e1c61a4a7ac21d5d0790f6add1c9b98d33e7)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 drivers/sh/clk/core.c | 20 +++++---------------
 1 file changed, 5 insertions(+), 15 deletions(-)

diff --git a/drivers/sh/clk/core.c b/drivers/sh/clk/core.c
index 74727851820d..be56b22ca941 100644
--- a/drivers/sh/clk/core.c
+++ b/drivers/sh/clk/core.c
@@ -196,17 +196,11 @@ int clk_rate_table_find(struct clk *clk,
 			struct cpufreq_frequency_table *freq_table,
 			unsigned long rate)
 {
-	int i;
-
-	for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
-		unsigned long freq = freq_table[i].frequency;
+	struct cpufreq_frequency_table *pos;
 
-		if (freq == CPUFREQ_ENTRY_INVALID)
-			continue;
-
-		if (freq == rate)
-			return i;
-	}
+	cpufreq_for_each_valid_entry(pos, freq_table)
+		if (pos->frequency == rate)
+			return pos - freq_table;
 
 	return -ENOENT;
 }
@@ -575,11 +569,7 @@ long clk_round_parent(struct clk *clk, unsigned long target,
 		return abs(target - *best_freq);
 	}
 
-	for (freq = parent->freq_table; freq->frequency != CPUFREQ_TABLE_END;
-	     freq++) {
-		if (freq->frequency == CPUFREQ_ENTRY_INVALID)
-			continue;
-
+	cpufreq_for_each_valid_entry(freq, parent->freq_table) {
 		if (unlikely(freq->frequency / target <= div_min - 1)) {
 			unsigned long freq_max;
 
-- 
2.1.2