| David Ng | ee7c4c5 | 2018-03-22 23:49:12 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2013, The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are |
| 6 | * met: |
| 7 | * * * Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * * Redistributions in binary form must reproduce the above |
| 10 | * copyright notice, this list of conditions and the following |
| 11 | * disclaimer in the documentation and/or other materials provided |
| 12 | * with the distribution. |
| 13 | * * Neither the name of The Linux Foundation nor the names of its |
| 14 | * contributors may be used to endorse or promote products derived |
| 15 | * from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 21 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 22 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 23 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 24 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 25 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 26 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 27 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | */ |
| 29 | #define LOG_NIDEBUG 0 |
| 30 | |
| 31 | #include <errno.h> |
| 32 | #include <string.h> |
| 33 | #include <sys/types.h> |
| 34 | #include <sys/stat.h> |
| 35 | #include <fcntl.h> |
| 36 | #include <dlfcn.h> |
| 37 | #include <stdlib.h> |
| 38 | |
| 39 | #define LOG_TAG "QTI PowerHAL" |
| 40 | #include <utils/Log.h> |
| 41 | #include <hardware/hardware.h> |
| 42 | #include <hardware/power.h> |
| 43 | |
| 44 | #include "utils.h" |
| 45 | #include "metadata-defs.h" |
| 46 | #include "hint-data.h" |
| 47 | #include "performance.h" |
| 48 | #include "power-common.h" |
| 49 | |
| 50 | static int display_hint_sent; |
| 51 | static int display_hint2_sent; |
| 52 | static int first_display_off_hint; |
| 53 | extern int display_boost; |
| 54 | |
| 55 | int set_interactive_override(struct power_module *module, int on) |
| 56 | { |
| 57 | char governor[80]; |
| 58 | |
| 59 | if (get_scaling_governor(governor, sizeof(governor)) == -1) { |
| 60 | ALOGE("Can't obtain scaling governor."); |
| 61 | |
| 62 | return HINT_NONE; |
| 63 | } |
| 64 | |
| 65 | if (!on) { |
| 66 | /* Display off. */ |
| 67 | /* |
| 68 | * We need to be able to identify the first display off hint |
| 69 | * and release the current lock holder |
| 70 | */ |
| 71 | if (display_boost) { |
| 72 | if (!first_display_off_hint) { |
| 73 | undo_initial_hint_action(); |
| 74 | first_display_off_hint = 1; |
| 75 | } |
| 76 | /* used for all subsequent toggles to the display */ |
| 77 | if (!display_hint2_sent) { |
| 78 | undo_hint_action(DISPLAY_STATE_HINT_ID_2); |
| 79 | display_hint2_sent = 1; |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | if ((strncmp(governor, ONDEMAND_GOVERNOR, strlen(ONDEMAND_GOVERNOR)) == 0) && |
| 84 | (strlen(governor) == strlen(ONDEMAND_GOVERNOR))) { |
| 85 | int resource_values[] = {MS_500, SYNC_FREQ_600, OPTIMAL_FREQ_600, THREAD_MIGRATION_SYNC_OFF}; |
| 86 | |
| 87 | if (!display_hint_sent) { |
| 88 | perform_hint_action(DISPLAY_STATE_HINT_ID, |
| 89 | resource_values, sizeof(resource_values)/sizeof(resource_values[0])); |
| 90 | display_hint_sent = 1; |
| 91 | } |
| 92 | |
| 93 | return HINT_HANDLED; |
| 94 | } |
| 95 | } else { |
| 96 | /* Display on */ |
| 97 | if (display_boost && display_hint2_sent) { |
| 98 | int resource_values2[] = {CPUS_ONLINE_MIN_2}; |
| 99 | perform_hint_action(DISPLAY_STATE_HINT_ID_2, |
| 100 | resource_values2, sizeof(resource_values2)/sizeof(resource_values2[0])); |
| 101 | display_hint2_sent = 0; |
| 102 | } |
| 103 | |
| 104 | if ((strncmp(governor, ONDEMAND_GOVERNOR, strlen(ONDEMAND_GOVERNOR)) == 0) && |
| 105 | (strlen(governor) == strlen(ONDEMAND_GOVERNOR))) { |
| 106 | undo_hint_action(DISPLAY_STATE_HINT_ID); |
| 107 | display_hint_sent = 0; |
| 108 | |
| 109 | return HINT_HANDLED; |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | return HINT_NONE; |
| 114 | } |