From: Soomin Kim <sm8326.kim@samsung.com>
Date: Sun, 14 Aug 2016 12:24:32 +0000 (+0900)
Subject: [COMMON] thermal: isp_cooling: Add fucntion to get fps
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c2aaa1c02fcbf52f3a75a8163c9e178b7ef34388;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[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 7353481ec84c..bcdca29ff0c1 100644
--- 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 74de3ae80484..b3290b675145 100644
--- 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__ */