From: Kasin Lee <kasin.li@amlogic.com>
Date: Mon, 16 Sep 2013 05:06:02 +0000 (+0800)
Subject: use 300Mhz for min freqency for temporary
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4e2caca72c665cb2a886bd57cf44efee50fb518b;p=GitHub%2FLineageOS%2FG12%2Fandroid_hardware_amlogic_kernel-modules_mali-driver.git

use 300Mhz for min freqency for temporary
---

diff --git a/mali/linux/mali_kernel_sysfs.c b/mali/linux/mali_kernel_sysfs.c
index 5c6753d..75b552c 100755
--- a/mali/linux/mali_kernel_sysfs.c
+++ b/mali/linux/mali_kernel_sysfs.c
@@ -53,7 +53,6 @@
 #define POWER_BUFFER_SIZE 3
 
 static struct dentry *mali_debugfs_dir = NULL;
-static struct dentry *mali_classfs_dir = NULL;
 
 typedef enum
 {
diff --git a/mali/platform/meson8/mali_scaling.c b/mali/platform/meson8/mali_scaling.c
index 6f01c8e..0bcfde3 100755
--- a/mali/platform/meson8/mali_scaling.c
+++ b/mali/platform/meson8/mali_scaling.c
@@ -151,11 +151,14 @@ void mali_pp_scaling_update(struct mali_gpu_utilization_data *data)
 	}
 	else if (mali_pp_scale_threshold[MALI_PP_THRESHOLD_40]< data->utilization_pp)
 	{
+		#if 0
 		currentStep = MALI_CLOCK_425;
 		schedule_work(&wq_work);
+		#endif
 	}
 	else if (0 < data->utilization_pp)
 	{
+		#if 0
 		if (num_cores_enabled == 1) {
 			if ( mali_pp_scale_threshold[MALI_PP_THRESHOLD_30]< data->utilization_pp )
 				currentStep = MALI_CLOCK_318;
@@ -165,6 +168,9 @@ void mali_pp_scaling_update(struct mali_gpu_utilization_data *data)
 		} else {
 			disable_one_core();
 		}
+		#else 
+		disable_one_core();
+		#endif
 	}
 	else
 	{
@@ -179,16 +185,19 @@ void mali_pp_fs_scaling_update(struct mali_gpu_utilization_data *data)
 	u32 utilization = data->utilization_gpu;
 
 	if (utilization > mali_dvfs_threshold[currentStep].upthreshold) {
+		#if 0
 		if (utilization < mali_utilization_high && currentStep < MALI_CLOCK_INDX_MAX) 
 			currentStep ++;
 		else
+		#endif
 			currentStep = MALI_CLOCK_637;
 
-		if (data->utilization_pp > MALI_PP_THRESHOLD_90) // 90%
+		if (data->utilization_pp > MALI_PP_THRESHOLD_90) { // 90%
 			enable_max_num_cores();
-		else
+		} else {
 			enable_one_core();
-	} else if (utilization < mali_dvfs_threshold[currentStep].downthreshold && currentStep > 0) {
+		}
+	} else if (utilization < mali_dvfs_threshold[currentStep].downthreshold && currentStep > 1) {
 		currentStep--;
 		MALI_DEBUG_PRINT(2, ("Mali clock set %d..\n",currentStep));
 	} else {
diff --git a/mali/platform/meson8/meson_main.c b/mali/platform/meson8/meson_main.c
index 9ac55b7..2b91be9 100755
--- a/mali/platform/meson8/meson_main.c
+++ b/mali/platform/meson8/meson_main.c
@@ -35,7 +35,7 @@ enum mali_scale_mode_t {
 	MALI_SCALING_MODE_MAX
 };
 
-static int  scaling_mode = MALI_PP_SCALING;
+static int  scaling_mode = MALI_PP_FS_SCALING;
 module_param(scaling_mode, int, 0664); 
 MODULE_PARM_DESC(scaling_mode, "0 disable, 1 pp, 2 fs, 4 double");
 static int last_scaling_mode;
@@ -115,7 +115,7 @@ static struct mali_gpu_device_data mali_gpu_data =
 	.fb_start = 0x84000000,
 #endif
 	.fb_size = 0x06000000,
-	.utilization_interval = 1000,
+	.utilization_interval = 500,
 	.utilization_callback = mali_gpu_utilization_callback,
 	.pmu_switch_delay = 0xFFFF, /* do not have to be this high on FPGA, but it is good for testing to have a delay */
 };