1 files changed, 81 insertions, 48 deletions

diff --git a/drivers/cpufreq/freq_table.c b/drivers/cpufreq/freq_table.c
index 3458d27f63b4..08e7bbcf6d73 100644
--- a/drivers/cpufreq/freq_table.c
+++ b/drivers/cpufreq/freq_table.c
@@ -32,8 +32,11 @@ int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy,
 
 			continue;
 		}
-		pr_debug("table entry %u: %u kHz, %u driver_data\n",
-					i, freq, table[i].driver_data);
+		if (!cpufreq_boost_enabled()
+		    && (table[i].flags & CPUFREQ_BOOST_FREQ))
+			continue;
+
+		pr_debug("table entry %u: %u kHz\n", i, freq);
 		if (freq < min_freq)
 			min_freq = freq;
 		if (freq > max_freq)
@@ -87,8 +90,8 @@ int cpufreq_frequency_table_verify(struct cpufreq_policy *policy,
 EXPORT_SYMBOL_GPL(cpufreq_frequency_table_verify);
 
 /*
- * Generic routine to verify policy & frequency table, requires driver to call
- * cpufreq_frequency_table_get_attr() prior to it.
+ * Generic routine to verify policy & frequency table, requires driver to set
+ * policy->freq_table prior to it.
  */
 int cpufreq_generic_frequency_table_verify(struct cpufreq_policy *policy)
 {
@@ -171,32 +174,64 @@ int cpufreq_frequency_table_target(struct cpufreq_policy *policy,
 	} else
 		*index = optimal.driver_data;
 
-	pr_debug("target is %u (%u kHz, %u)\n", *index, table[*index].frequency,
-		table[*index].driver_data);
+	pr_debug("target index is %u, freq is:%u kHz\n", *index,
+		 table[*index].frequency);
 
 	return 0;
 }
 EXPORT_SYMBOL_GPL(cpufreq_frequency_table_target);
 
-static DEFINE_PER_CPU(struct cpufreq_frequency_table *, cpufreq_show_table);
+int cpufreq_frequency_table_get_index(struct cpufreq_policy *policy,
+		unsigned int freq)
+{
+	struct cpufreq_frequency_table *table;
+	int i;
+
+	table = cpufreq_frequency_get_table(policy->cpu);
+	if (unlikely(!table)) {
+		pr_debug("%s: Unable to find frequency table\n", __func__);
+		return -ENOENT;
+	}
+
+	for (i = 0; table[i].frequency != CPUFREQ_TABLE_END; i++) {
+		if (table[i].frequency == freq)
+			return i;
+	}
+
+	return -EINVAL;
+}
+EXPORT_SYMBOL_GPL(cpufreq_frequency_table_get_index);
+
 /**
  * show_available_freqs - show available frequencies for the specified CPU
  */
-static ssize_t show_available_freqs(struct cpufreq_policy *policy, char *buf)
+static ssize_t show_available_freqs(struct cpufreq_policy *policy, char *buf,
+				    bool show_boost)
 {
 	unsigned int i = 0;
-	unsigned int cpu = policy->cpu;
 	ssize_t count = 0;
-	struct cpufreq_frequency_table *table;
+	struct cpufreq_frequency_table *table = policy->freq_table;
 
-	if (!per_cpu(cpufreq_show_table, cpu))
+	if (!table)
 		return -ENODEV;
 
-	table = per_cpu(cpufreq_show_table, cpu);
-
 	for (i = 0; (table[i].frequency != CPUFREQ_TABLE_END); i++) {
 		if (table[i].frequency == CPUFREQ_ENTRY_INVALID)
 			continue;
+		/*
+		 * show_boost = true and driver_data = BOOST freq
+		 * display BOOST freqs
+		 *
+		 * show_boost = false and driver_data = BOOST freq
+		 * show_boost = true and driver_data != BOOST freq
+		 * continue - do not display anything
+		 *
+		 * show_boost = false and driver_data != BOOST freq
+		 * display NON BOOST freqs
+		 */
+		if (show_boost ^ (table[i].flags & CPUFREQ_BOOST_FREQ))
+			continue;
+
 		count += sprintf(&buf[count], "%d ", table[i].frequency);
 	}
 	count += sprintf(&buf[count], "\n");
@@ -205,38 +240,42 @@ static ssize_t show_available_freqs(struct cpufreq_policy *policy, char *buf)
 
 }
 
-struct freq_attr cpufreq_freq_attr_scaling_available_freqs = {
-	.attr = { .name = "scaling_available_frequencies",
-		  .mode = 0444,
-		},
-	.show = show_available_freqs,
-};
-EXPORT_SYMBOL_GPL(cpufreq_freq_attr_scaling_available_freqs);
+#define cpufreq_attr_available_freq(_name)	  \
+struct freq_attr cpufreq_freq_attr_##_name##_freqs =     \
+__ATTR_RO(_name##_frequencies)
 
-struct freq_attr *cpufreq_generic_attr[] = {
-	&cpufreq_freq_attr_scaling_available_freqs,
-	NULL,
-};
-EXPORT_SYMBOL_GPL(cpufreq_generic_attr);
-
-/*
- * if you use these, you must assure that the frequency table is valid
- * all the time between get_attr and put_attr!
+/**
+ * show_scaling_available_frequencies - show available normal frequencies for
+ * the specified CPU
  */
-void cpufreq_frequency_table_get_attr(struct cpufreq_frequency_table *table,
-				      unsigned int cpu)
+static ssize_t scaling_available_frequencies_show(struct cpufreq_policy *policy,
+						  char *buf)
 {
-	pr_debug("setting show_table for cpu %u to %p\n", cpu, table);
-	per_cpu(cpufreq_show_table, cpu) = table;
+	return show_available_freqs(policy, buf, false);
 }
-EXPORT_SYMBOL_GPL(cpufreq_frequency_table_get_attr);
+cpufreq_attr_available_freq(scaling_available);
+EXPORT_SYMBOL_GPL(cpufreq_freq_attr_scaling_available_freqs);
 
-void cpufreq_frequency_table_put_attr(unsigned int cpu)
+/**
+ * show_available_boost_freqs - show available boost frequencies for
+ * the specified CPU
+ */
+static ssize_t scaling_boost_frequencies_show(struct cpufreq_policy *policy,
+					      char *buf)
 {
-	pr_debug("clearing show_table for cpu %u\n", cpu);
-	per_cpu(cpufreq_show_table, cpu) = NULL;
+	return show_available_freqs(policy, buf, true);
 }
-EXPORT_SYMBOL_GPL(cpufreq_frequency_table_put_attr);
+cpufreq_attr_available_freq(scaling_boost);
+EXPORT_SYMBOL_GPL(cpufreq_freq_attr_scaling_boost_freqs);
+
+struct freq_attr *cpufreq_generic_attr[] = {
+	&cpufreq_freq_attr_scaling_available_freqs,
+#ifdef CONFIG_CPU_FREQ_BOOST_SW
+	&cpufreq_freq_attr_scaling_boost_freqs,
+#endif
+	NULL,
+};
+EXPORT_SYMBOL_GPL(cpufreq_generic_attr);
 
 int cpufreq_table_validate_and_show(struct cpufreq_policy *policy,
 				      struct cpufreq_frequency_table *table)
@@ -244,24 +283,18 @@ int cpufreq_table_validate_and_show(struct cpufreq_policy *policy,
 	int ret = cpufreq_frequency_table_cpuinfo(policy, table);
 
 	if (!ret)
-		cpufreq_frequency_table_get_attr(table, policy->cpu);
+		policy->freq_table = table;
 
 	return ret;
 }
 EXPORT_SYMBOL_GPL(cpufreq_table_validate_and_show);
 
-void cpufreq_frequency_table_update_policy_cpu(struct cpufreq_policy *policy)
-{
-	pr_debug("Updating show_table for new_cpu %u from last_cpu %u\n",
-			policy->cpu, policy->last_cpu);
-	per_cpu(cpufreq_show_table, policy->cpu) = per_cpu(cpufreq_show_table,
-			policy->last_cpu);
-	per_cpu(cpufreq_show_table, policy->last_cpu) = NULL;
-}
+struct cpufreq_policy *cpufreq_cpu_get_raw(unsigned int cpu);
 
 struct cpufreq_frequency_table *cpufreq_frequency_get_table(unsigned int cpu)
 {
-	return per_cpu(cpufreq_show_table, cpu);
+	struct cpufreq_policy *policy = cpufreq_cpu_get_raw(cpu);
+	return policy ? policy->freq_table : NULL;
 }
 EXPORT_SYMBOL_GPL(cpufreq_frequency_get_table);