cpufreq: dbx500: use cpufreq_table_validate_and_show()

Lets use cpufreq_table_validate_and_show() instead of calling
cpufreq_frequency_table_cpuinfo() and cpufreq_frequency_table_get_attr().
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NViresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/cpufreq/dbx500-cpufreq.c

@@ -87,10 +87,8 @@ static int dbx500_cpufreq_init(struct cpufreq_policy *policy)
 	int res;
 
 	/* get policy fields based on the table */
-	res = cpufreq_frequency_table_cpuinfo(policy, freq_table);
-	if (!res)
-		cpufreq_frequency_table_get_attr(freq_table, policy->cpu);
-	else {
+	res = cpufreq_table_validate_and_show(policy, freq_table);
+	if (res) {
 		pr_err("dbx500-cpufreq: Failed to read policy table\n");
 		return res;
 	}