potter: back to N power HAL

Change-Id: Ibaf21913ba08750d69479b07a5b31bb31fdb7418
2017-09-16 13:43:15 +02:00
parent a70996813e
commit be87305271
27 changed files with 3665 additions and 626 deletions
--- a/power/power-8960.c
+++ b/power/power-8960.c
@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2015, The CyanogenMod Project
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ * *    * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ *       copyright notice, this list of conditions and the following
+ *       disclaimer in the documentation and/or other materials provided
+ *       with the distribution.
+ *     * Neither the name of The Linux Foundation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#define LOG_NIDEBUG 0
+
+#include <errno.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <dlfcn.h>
+#include <stdlib.h>
+
+#define LOG_TAG "QCOM PowerHAL"
+#include <utils/Log.h>
+#include <hardware/hardware.h>
+#include <hardware/power.h>
+
+#include "utils.h"
+#include "metadata-defs.h"
+#include "hint-data.h"
+#include "performance.h"
+#include "power-common.h"
+
+static int current_power_profile = PROFILE_BALANCED;
+
+int get_number_of_profiles() {
+    return 3;
+}
+
+/**
+ * If target is 8064:
+ *     return 1
+ * else:
+ *     return 0
+ */
+static int is_target_8064(void)
+{
+    static int is_8064 = -1;
+    int soc_id;
+
+    if (is_8064 >= 0)
+        return is_8064;
+
+    soc_id = get_soc_id();
+    if (soc_id == 153)
+        is_8064 = 1;
+    else
+        is_8064 = 0;
+
+    return is_8064;
+}
+
+static int profile_high_performance_8960[] = {
+    CPUS_ONLINE_MIN_2,
+};
+
+static int profile_high_performance_8064[] = {
+    CPUS_ONLINE_MIN_4,
+};
+
+static int profile_power_save_8960[] = {
+    /* Don't do anything for now */
+};
+
+static int profile_power_save_8064[] = {
+    CPUS_ONLINE_MAX_LIMIT_2,
+};
+
+static void set_power_profile(int profile) {
+
+    if (profile == current_power_profile)
+        return;
+
+    ALOGV("%s: profile=%d", __func__, profile);
+
+    if (current_power_profile != PROFILE_BALANCED) {
+        undo_hint_action(DEFAULT_PROFILE_HINT_ID);
+        ALOGV("%s: hint undone", __func__);
+    }
+
+    if (profile == PROFILE_HIGH_PERFORMANCE) {
+        int *resource_values = is_target_8064() ?
+            profile_high_performance_8064 : profile_high_performance_8960;
+
+        perform_hint_action(DEFAULT_PROFILE_HINT_ID,
+            resource_values, ARRAY_SIZE(resource_values));
+        ALOGD("%s: set performance mode", __func__);
+    } else if (profile == PROFILE_POWER_SAVE) {
+        int* resource_values = is_target_8064() ?
+            profile_power_save_8064 : profile_power_save_8960;
+
+        perform_hint_action(DEFAULT_PROFILE_HINT_ID,
+            resource_values, ARRAY_SIZE(resource_values));
+        ALOGD("%s: set powersave", __func__);
+    }
+
+    current_power_profile = profile;
+}
+
+int power_hint_override(__attribute__((unused)) struct power_module *module,
+        power_hint_t hint, void *data)
+{
+    if (hint == POWER_HINT_SET_PROFILE) {
+        set_power_profile(*(int32_t *)data);
+        return HINT_HANDLED;
+    }
+
+    /* Skip other hints in power save mode */
+    if (current_power_profile == PROFILE_POWER_SAVE) {
+        return HINT_HANDLED;
+    }
+
+    return HINT_NONE;
+}