linux-kernel - [PATCH 16/20] mips: lemote 2f: se cpufreq_for_each

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Message-ID: <534C4EC9.4010708@semaphore.gr>
Date:	Tue, 15 Apr 2014 00:10:33 +0300
From:	Stratos Karafotis <stratosk@...aphore.gr>
To:	Ralf Baechle <ralf@...ux-mips.org>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	Paul Gortmaker <paul.gortmaker@...driver.com>,
	Gautham R Shenoy <ego@...ux.vnet.ibm.com>
CC:	linux-mips@...ux-mips.org, LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH 16/20] mips: lemote 2f: se cpufreq_for_each_entry macro for
 iteration

The cpufreq core supports the cpufreq_for_each_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@...aphore.gr>
---
 arch/mips/loongson/lemote-2f/clock.c | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/arch/mips/loongson/lemote-2f/clock.c b/arch/mips/loongson/lemote-2f/clock.c
index e1f427f..24e4a26 100644
--- a/arch/mips/loongson/lemote-2f/clock.c
+++ b/arch/mips/loongson/lemote-2f/clock.c
@@ -91,9 +91,9 @@ EXPORT_SYMBOL(clk_put);
 
 int clk_set_rate(struct clk *clk, unsigned long rate)
 {
+	struct cpufreq_frequency_table *pos;
 	int ret = 0;
 	int regval;
-	int i;
 
 	if (likely(clk->ops && clk->ops->set_rate)) {
 		unsigned long flags;
@@ -106,22 +106,17 @@ int clk_set_rate(struct clk *clk, unsigned long rate)
 	if (unlikely(clk->flags & CLK_RATE_PROPAGATES))
 		propagate_rate(clk);
 
-	for (i = 0; loongson2_clockmod_table[i].frequency != CPUFREQ_TABLE_END;
-	     i++) {
-		if (loongson2_clockmod_table[i].frequency ==
-		    CPUFREQ_ENTRY_INVALID)
-			continue;
-		if (rate == loongson2_clockmod_table[i].frequency)
+	cpufreq_for_each_valid_entry(pos, loongson2_clockmod_table) {
+		if (rate == pos->frequency)
 			break;
 	}
-	if (rate != loongson2_clockmod_table[i].frequency)
+	if (rate != pos->frequency)
 		return -ENOTSUPP;
 
 	clk->rate = rate;
 
 	regval = LOONGSON_CHIPCFG0;
-	regval = (regval & ~0x7) |
-		(loongson2_clockmod_table[i].driver_data - 1);
+	regval = (regval & ~0x7) | (pos->driver_data - 1);
 	LOONGSON_CHIPCFG0 = regval;
 
 	return ret;
-- 
1.9.0
--
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