[COMMON] thermal: isp_cooling: Add fucntion to get fps

isp_cooling_get_fps() is added to get fps value of ISP.

Change-Id: Ie6a925649757c6638035831368129c52d771d8d0
Signed-off-by: Soomin Kim <sm8326.kim@samsung.com>

diff --git a/drivers/thermal/isp_cooling.c b/drivers/thermal/isp_cooling.c
index 7353481ec84cd73a670ddbb52ceee1efc82b572b..bcdca29ff0c1762128fec112baf7151650183216 100644 (file)
--- a/drivers/thermal/isp_cooling.c
+++ b/drivers/thermal/isp_cooling.c
@@ -99,7 +99,7 @@ static void release_idr(struct idr *idr, int id)
 
 enum isp_cooling_property {
        GET_LEVEL,
-       GET_FREQ,
+       GET_FPS,
        GET_MAXL,
 };
 
@@ -166,6 +166,7 @@ static int get_property(unsigned int isp, unsigned long input,
        }
 
        i = 0;
+       level = (int)input;
        isp_fps_for_each_valid_entry(pos, table) {
                /* ignore duplicate entry */
                if (fps == pos->fps)
@@ -179,7 +180,7 @@ static int get_property(unsigned int isp, unsigned long input,
                        *output = descend ? i : (max_level - i);
                        return 0;
                }
-               if (property == GET_FREQ && level == i) {
+               if (property == GET_FPS && level == i) {
                        /* get fps by level */
                        *output = fps;
                        return 0;
@@ -212,6 +213,26 @@ unsigned long isp_cooling_get_level(unsigned int isp, unsigned int fps)
 }
 EXPORT_SYMBOL_GPL(isp_cooling_get_level);
 
+/**
+ * isp_cooling_get_fps - for a give isp, return the fps value corresponding to cooling level.
+ * @isp: isp for which the level is required
+ * @level: the cooling level
+ *
+ * This function will match the fps value corresponding to the
+ * requested @level and return it.
+ *
+ * Return: The matched fps value on success or ISP_FPS_INVALID otherwise.
+ */
+unsigned long isp_cooling_get_fps(unsigned int isp, unsigned long level)
+{
+       unsigned int val;
+
+       if (get_property(isp, level, &val, GET_FPS))
+               return ISP_FPS_INVALID;
+
+       return (unsigned long)val;
+}
+
 /**
  * isp_apply_cooling - function to apply fps clipping.
  * @isp_device: isp_cooling_device pointer containing fps

diff --git a/include/linux/isp_cooling.h b/include/linux/isp_cooling.h
index 74de3ae80484d60f10ecf525a95bde8c8024b9bd..b3290b67514588c902f83981a264ef1a57e0c252 100644 (file)
--- a/include/linux/isp_cooling.h
+++ b/include/linux/isp_cooling.h
@@ -28,6 +28,8 @@
 #include <linux/thermal.h>
 #include <linux/cpumask.h>
 
+#define ISP_FPS_INVALID     ~1
+
 #ifdef CONFIG_ISP_THERMAL
 
 #define ISP_FPS_ENTRY_INVALID ~0
@@ -102,6 +104,7 @@ of_isp_cooling_register(struct device_node *np,
 void isp_cooling_unregister(struct thermal_cooling_device *cdev);
 
 unsigned long isp_cooling_get_level(unsigned int isp, unsigned int fps);
+unsigned long isp_cooling_get_fps(unsigned int isp, unsigned long level);
 #else /* !CONFIG_GPU_THERMAL */
 static inline struct thermal_cooling_device *
 isp_cooling_register(const struct cpumask *clip_gpus)
@@ -124,6 +127,11 @@ unsigned long isp_cooling_get_level(unsigned int isp, unsigned int fps)
 {
        return THERMAL_CSTATE_INVALID;
 }
+static inline
+unsigned long isp_cooling_get_fps(unsigned int isp, unsigned long level)
+{
+       return ISP_FPS_INVALID;
+}
 #endif /* CONFIG_ISP_THERMAL */
 
 #endif /* __ISP_COOLING_H__ */