Michael Bestas | 7af0fea | 2019-10-06 02:05:22 +0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2013, The Linux Foundation. All rights reserved. |
Michael Bestas | 6e8e091 | 2019-10-06 04:51:28 +0300 | [diff] [blame] | 3 | * Copyright (C) 2018-2019 The LineageOS Project |
Michael Bestas | 7af0fea | 2019-10-06 02:05:22 +0300 | [diff] [blame] | 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are |
| 7 | * met: |
| 8 | * * * Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * * Redistributions in binary form must reproduce the above |
| 11 | * copyright notice, this list of conditions and the following |
| 12 | * disclaimer in the documentation and/or other materials provided |
| 13 | * with the distribution. |
| 14 | * * Neither the name of The Linux Foundation nor the names of its |
| 15 | * contributors may be used to endorse or promote products derived |
| 16 | * from this software without specific prior written permission. |
| 17 | * |
| 18 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 19 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 21 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 22 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 23 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 24 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 25 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 26 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 27 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 28 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 | */ |
| 30 | |
| 31 | #define LOG_NIDEBUG 0 |
| 32 | |
| 33 | #include <dlfcn.h> |
| 34 | #include <errno.h> |
| 35 | #include <fcntl.h> |
| 36 | #include <stdlib.h> |
| 37 | #include <string.h> |
| 38 | #include <sys/stat.h> |
| 39 | #include <sys/types.h> |
| 40 | |
| 41 | #define LOG_TAG "QCOM PowerHAL" |
| 42 | #include <hardware/hardware.h> |
| 43 | #include <hardware/power.h> |
| 44 | #include <log/log.h> |
| 45 | |
| 46 | #include "hint-data.h" |
| 47 | #include "metadata-defs.h" |
| 48 | #include "performance.h" |
| 49 | #include "power-common.h" |
| 50 | #include "utils.h" |
| 51 | |
Michael Bestas | 6e8e091 | 2019-10-06 04:51:28 +0300 | [diff] [blame] | 52 | /** |
| 53 | * Returns true if the target is APQ8064. |
| 54 | */ |
| 55 | static bool is_target_8064(void) { |
| 56 | static int is_8064 = -1; |
| 57 | int soc_id; |
| 58 | |
| 59 | if (is_8064 >= 0) return is_8064; |
| 60 | |
| 61 | soc_id = get_soc_id(); |
| 62 | is_8064 = soc_id == 153; |
| 63 | |
| 64 | return is_8064; |
| 65 | } |
| 66 | |
| 67 | static int current_power_profile = PROFILE_BALANCED; |
| 68 | |
| 69 | // clang-format off |
| 70 | static int profile_high_performance_8960[] = { |
| 71 | CPUS_ONLINE_MIN_2, |
| 72 | }; |
| 73 | |
| 74 | static int profile_high_performance_8064[] = { |
| 75 | CPUS_ONLINE_MIN_4, |
| 76 | }; |
| 77 | |
| 78 | static int profile_power_save_8960[] = { |
| 79 | /* Don't do anything for now */ |
| 80 | }; |
| 81 | |
| 82 | static int profile_power_save_8064[] = { |
| 83 | CPUS_ONLINE_MAX_LIMIT_2, |
| 84 | }; |
| 85 | // clang-format on |
| 86 | |
| 87 | #ifdef INTERACTION_BOOST |
| 88 | int get_number_of_profiles() { |
| 89 | return 3; |
| 90 | } |
| 91 | #endif |
| 92 | |
| 93 | static int set_power_profile(void* data) { |
| 94 | int profile = data ? *((int*)data) : 0; |
| 95 | int ret = -EINVAL; |
| 96 | const char* profile_name = NULL; |
| 97 | |
| 98 | if (profile == current_power_profile) return 0; |
| 99 | |
| 100 | ALOGV("%s: Profile=%d", __func__, profile); |
| 101 | |
| 102 | if (current_power_profile != PROFILE_BALANCED) { |
| 103 | undo_hint_action(DEFAULT_PROFILE_HINT_ID); |
| 104 | ALOGV("%s: Hint undone", __func__); |
| 105 | current_power_profile = PROFILE_BALANCED; |
| 106 | } |
| 107 | |
| 108 | if (profile == PROFILE_POWER_SAVE) { |
| 109 | if (is_target_8064()) { |
| 110 | ret = perform_hint_action(DEFAULT_PROFILE_HINT_ID, profile_power_save_8064, |
| 111 | ARRAY_SIZE(profile_power_save_8064)); |
| 112 | } else { |
| 113 | ret = perform_hint_action(DEFAULT_PROFILE_HINT_ID, profile_power_save_8960, |
| 114 | ARRAY_SIZE(profile_power_save_8960)); |
| 115 | } |
| 116 | profile_name = "powersave"; |
| 117 | } else if (profile == PROFILE_HIGH_PERFORMANCE) { |
| 118 | if (is_target_8064()) { |
| 119 | ret = perform_hint_action(DEFAULT_PROFILE_HINT_ID, profile_high_performance_8064, |
| 120 | ARRAY_SIZE(profile_high_performance_8064)); |
| 121 | } else { |
| 122 | ret = perform_hint_action(DEFAULT_PROFILE_HINT_ID, profile_high_performance_8960, |
| 123 | ARRAY_SIZE(profile_high_performance_8960)); |
| 124 | } |
| 125 | profile_name = "performance"; |
| 126 | } else if (profile == PROFILE_BALANCED) { |
| 127 | ret = 0; |
| 128 | profile_name = "balanced"; |
| 129 | } |
| 130 | |
| 131 | if (ret == 0) { |
| 132 | current_power_profile = profile; |
| 133 | ALOGD("%s: Set %s mode", __func__, profile_name); |
| 134 | } |
| 135 | return ret; |
| 136 | } |
| 137 | |
Michael Bestas | 7af0fea | 2019-10-06 02:05:22 +0300 | [diff] [blame] | 138 | static int process_video_encode_hint(void* metadata) { |
| 139 | char governor[80]; |
| 140 | struct video_encode_metadata_t video_encode_metadata; |
| 141 | |
| 142 | if (!metadata) return HINT_NONE; |
| 143 | |
| 144 | if (get_scaling_governor(governor, sizeof(governor)) == -1) { |
| 145 | ALOGE("Can't obtain scaling governor."); |
| 146 | return HINT_NONE; |
| 147 | } |
| 148 | |
| 149 | /* Initialize encode metadata struct fields */ |
| 150 | memset(&video_encode_metadata, 0, sizeof(struct video_encode_metadata_t)); |
| 151 | video_encode_metadata.state = -1; |
| 152 | video_encode_metadata.hint_id = DEFAULT_VIDEO_ENCODE_HINT_ID; |
| 153 | |
| 154 | if (parse_video_encode_metadata((char*)metadata, &video_encode_metadata) == -1) { |
| 155 | ALOGE("Error occurred while parsing metadata."); |
| 156 | return HINT_NONE; |
| 157 | } |
| 158 | |
| 159 | if (video_encode_metadata.state == 1) { |
| 160 | if (is_interactive_governor(governor)) { |
| 161 | int resource_values[] = {TR_MS_30, HISPEED_LOAD_90, HS_FREQ_1026, |
| 162 | THREAD_MIGRATION_SYNC_OFF, INTERACTIVE_IO_BUSY_OFF}; |
| 163 | perform_hint_action(video_encode_metadata.hint_id, resource_values, |
| 164 | ARRAY_SIZE(resource_values)); |
| 165 | return HINT_HANDLED; |
| 166 | } |
| 167 | } else if (video_encode_metadata.state == 0) { |
| 168 | if (is_interactive_governor(governor)) { |
| 169 | undo_hint_action(video_encode_metadata.hint_id); |
| 170 | return HINT_HANDLED; |
| 171 | } |
| 172 | } |
| 173 | return HINT_NONE; |
| 174 | } |
| 175 | |
| 176 | static int process_video_decode_hint(void* metadata) { |
| 177 | char governor[80]; |
| 178 | struct video_decode_metadata_t video_decode_metadata; |
| 179 | |
| 180 | if (!metadata) return HINT_NONE; |
| 181 | |
| 182 | if (get_scaling_governor(governor, sizeof(governor)) == -1) { |
| 183 | ALOGE("Can't obtain scaling governor."); |
| 184 | return HINT_NONE; |
| 185 | } |
| 186 | |
| 187 | /* Initialize encode metadata struct fields */ |
| 188 | memset(&video_decode_metadata, 0, sizeof(struct video_decode_metadata_t)); |
| 189 | video_decode_metadata.state = -1; |
| 190 | video_decode_metadata.hint_id = DEFAULT_VIDEO_DECODE_HINT_ID; |
| 191 | |
| 192 | if (parse_video_decode_metadata((char*)metadata, &video_decode_metadata) == -1) { |
| 193 | ALOGE("Error occurred while parsing metadata."); |
| 194 | return HINT_NONE; |
| 195 | } |
| 196 | |
| 197 | if (video_decode_metadata.state == 1) { |
| 198 | if (is_interactive_governor(governor)) { |
| 199 | int resource_values[] = {TR_MS_30, HISPEED_LOAD_90, HS_FREQ_1026, |
| 200 | THREAD_MIGRATION_SYNC_OFF}; |
| 201 | perform_hint_action(video_decode_metadata.hint_id, resource_values, |
| 202 | ARRAY_SIZE(resource_values)); |
| 203 | return HINT_HANDLED; |
| 204 | } |
| 205 | } else if (video_decode_metadata.state == 0) { |
| 206 | if (is_interactive_governor(governor)) { |
| 207 | undo_hint_action(video_decode_metadata.hint_id); |
| 208 | return HINT_HANDLED; |
| 209 | } |
| 210 | } |
| 211 | return HINT_NONE; |
| 212 | } |
| 213 | |
| 214 | int power_hint_override(power_hint_t hint, void* data) { |
| 215 | int ret_val = HINT_NONE; |
Michael Bestas | 6e8e091 | 2019-10-06 04:51:28 +0300 | [diff] [blame] | 216 | |
| 217 | if (hint == POWER_HINT_SET_PROFILE) { |
| 218 | if (set_power_profile(data) < 0) ALOGE("Setting power profile failed. perfd not started?"); |
| 219 | return HINT_HANDLED; |
| 220 | } |
| 221 | |
| 222 | // Skip other hints in high/low power modes |
| 223 | if (current_power_profile == PROFILE_POWER_SAVE || |
| 224 | current_power_profile == PROFILE_HIGH_PERFORMANCE) { |
| 225 | return HINT_HANDLED; |
| 226 | } |
| 227 | |
Michael Bestas | 7af0fea | 2019-10-06 02:05:22 +0300 | [diff] [blame] | 228 | switch (hint) { |
| 229 | case POWER_HINT_VIDEO_ENCODE: |
| 230 | ret_val = process_video_encode_hint(data); |
| 231 | break; |
| 232 | case POWER_HINT_VIDEO_DECODE: |
| 233 | ret_val = process_video_decode_hint(data); |
| 234 | break; |
| 235 | default: |
| 236 | break; |
| 237 | } |
| 238 | return ret_val; |
| 239 | } |
Michael Bestas | 43b9e35 | 2019-10-06 01:34:17 +0300 | [diff] [blame] | 240 | |
| 241 | int set_interactive_override(int on) { |
| 242 | char governor[80]; |
| 243 | |
| 244 | if (get_scaling_governor(governor, sizeof(governor)) == -1) { |
| 245 | ALOGE("Can't obtain scaling governor."); |
| 246 | return HINT_NONE; |
| 247 | } |
| 248 | |
| 249 | if (!on) { |
| 250 | /* Display off */ |
| 251 | if (is_interactive_governor(governor)) { |
| 252 | int resource_values[] = {TR_MS_50, THREAD_MIGRATION_SYNC_OFF}; |
| 253 | perform_hint_action(DISPLAY_STATE_HINT_ID, resource_values, |
| 254 | ARRAY_SIZE(resource_values)); |
| 255 | } |
| 256 | } else { |
| 257 | /* Display on */ |
| 258 | if (is_interactive_governor(governor)) { |
| 259 | undo_hint_action(DISPLAY_STATE_HINT_ID); |
| 260 | } |
| 261 | } |
| 262 | return HINT_HANDLED; |
| 263 | } |