thermal: cpu_cooling: Rearrange struct cpufreq_cooling_device

This shrinks the size of the structure on arm64 by 8 bytes by avoiding
padding of 4 bytes at two places.

Also add missing doc comment for freq_table

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Lukasz Luba <lukasz.luba@arm.com>
Tested-by: Lukasz Luba <lukasz.luba@arm.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>

diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c
index 9cbf7bd..1305020 100644 (file)
--- a/drivers/thermal/cpu_cooling.c
+++ b/drivers/thermal/cpu_cooling.c
@@ -75,17 +75,18 @@ struct time_in_idle {
  * struct cpufreq_cooling_device - data for cooling device with cpufreq
  * @id: unique integer value corresponding to each cpufreq_cooling_device
  *     registered.
- * @cdev: thermal_cooling_device pointer to keep track of the
- *     registered cooling device.
- * @policy: cpufreq policy.
+ * @last_load: load measured by the latest call to cpufreq_get_requested_power()
  * @cpufreq_state: integer value representing the current state of cpufreq
  *     cooling devices.
  * @clipped_freq: integer value representing the absolute value of the clipped
  *     frequency.
  * @max_level: maximum cooling level. One less than total number of valid
  *     cpufreq frequencies.
+ * @freq_table: Freq table in descending order of frequencies
+ * @cdev: thermal_cooling_device pointer to keep track of the
+ *     registered cooling device.
+ * @policy: cpufreq policy.
  * @node: list_head to link all cpufreq_cooling_device together.
- * @last_load: load measured by the latest call to cpufreq_get_requested_power()
  * @idle_time: idle time stats
  * @plat_get_static_power: callback to calculate the static power
  *
@@ -94,14 +95,14 @@ struct time_in_idle {
  */
 struct cpufreq_cooling_device {
        int id;
-       struct thermal_cooling_device *cdev;
-       struct cpufreq_policy *policy;
+       u32 last_load;
        unsigned int cpufreq_state;
        unsigned int clipped_freq;
        unsigned int max_level;
        struct freq_table *freq_table;  /* In descending order */
+       struct thermal_cooling_device *cdev;
+       struct cpufreq_policy *policy;
        struct list_head node;
-       u32 last_load;
        struct time_in_idle *idle_time;
        get_static_t plat_get_static_power;
 };