| /* |
| * Copyright (c) 2015,2018 The Linux Foundation. All rights reserved. |
| * |
| * 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> |
| #include <unistd.h> |
| #include <pthread.h> |
| |
| #define LOG_TAG "QTI 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" |
| |
| #define MIN_VAL(X,Y) ((X>Y)?(Y):(X)) |
| |
| static int saved_interactive_mode = -1; |
| static int display_hint_sent; |
| static int video_encode_hint_sent; |
| pthread_mutex_t camera_hint_mutex = PTHREAD_MUTEX_INITIALIZER; |
| static int camera_hint_ref_count; |
| static void process_video_encode_hint(void *metadata); |
| static int display_fd; |
| #define SYS_DISPLAY_PWR "/sys/kernel/hbtp/display_pwr" |
| |
| static bool is_target_SDM439() /* Returns value=1 if target is Hathi else value 0 */ |
| { |
| int fd; |
| bool is_target_SDM439 = false; |
| char buf[10] = {0}; |
| fd = open("/sys/devices/soc0/soc_id", O_RDONLY); |
| if (fd >= 0) { |
| if (read(fd, buf, sizeof(buf) - 1) == -1) { |
| ALOGW("Unable to read soc_id"); |
| is_target_SDM439 = false; |
| } else { |
| int soc_id = atoi(buf); |
| if (soc_id == 353 || soc_id == 363 || soc_id == 354 || soc_id == 364) { |
| is_target_SDM439 = true; /* Above SOCID for SDM439/429 */ |
| } |
| } |
| } |
| close(fd); |
| return is_target_SDM439; |
| } |
| |
| int power_hint_override(struct power_module *module, power_hint_t hint, |
| void *data) |
| { |
| |
| switch(hint) { |
| case POWER_HINT_VSYNC: |
| break; |
| case POWER_HINT_VIDEO_ENCODE: |
| { |
| process_video_encode_hint(data); |
| return HINT_HANDLED; |
| } |
| } |
| return HINT_NONE; |
| } |
| |
| int set_interactive_override(struct power_module *module, int on) |
| { |
| char governor[80]; |
| char tmp_str[NODE_MAX]; |
| struct video_encode_metadata_t video_encode_metadata; |
| int rc = 0; |
| |
| static const char *display_on = "1"; |
| static const char *display_off = "0"; |
| char err_buf[80]; |
| static int init_interactive_hint = 0; |
| static int set_i_count = 0; |
| |
| ALOGI("Got set_interactive hint"); |
| |
| if (get_scaling_governor_check_cores(governor, sizeof(governor),CPU0) == -1) { |
| if (get_scaling_governor_check_cores(governor, sizeof(governor),CPU1) == -1) { |
| if (get_scaling_governor_check_cores(governor, sizeof(governor),CPU2) == -1) { |
| if (get_scaling_governor_check_cores(governor, sizeof(governor),CPU3) == -1) { |
| ALOGE("Can't obtain scaling governor."); |
| return HINT_HANDLED; |
| } |
| } |
| } |
| } |
| |
| if (!on) { |
| /* Display off. */ |
| if ((strncmp(governor, INTERACTIVE_GOVERNOR, strlen(INTERACTIVE_GOVERNOR)) == 0) && |
| (strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) { |
| int resource_values[] = {INT_OP_CLUSTER0_TIMER_RATE, BIG_LITTLE_TR_MS_50, |
| INT_OP_CLUSTER1_TIMER_RATE, BIG_LITTLE_TR_MS_50, |
| INT_OP_NOTIFY_ON_MIGRATE, 0x00}; |
| |
| if (!display_hint_sent) { |
| perform_hint_action(DISPLAY_STATE_HINT_ID, |
| resource_values, sizeof(resource_values)/sizeof(resource_values[0])); |
| display_hint_sent = 1; |
| } |
| } /* Perf time rate set for CORE0,CORE4 8952 target*/ |
| |
| } else { |
| /* Display on. */ |
| if ((strncmp(governor, INTERACTIVE_GOVERNOR, strlen(INTERACTIVE_GOVERNOR)) == 0) && |
| (strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) { |
| |
| undo_hint_action(DISPLAY_STATE_HINT_ID); |
| display_hint_sent = 0; |
| } |
| } |
| saved_interactive_mode = !!on; |
| |
| set_i_count ++; |
| ALOGI("Got set_interactive hint on= %d, count= %d\n", on, set_i_count); |
| |
| if (init_interactive_hint == 0) |
| { |
| //First time the display is turned off |
| display_fd = TEMP_FAILURE_RETRY(open(SYS_DISPLAY_PWR, O_RDWR)); |
| if (display_fd < 0) { |
| strerror_r(errno,err_buf,sizeof(err_buf)); |
| ALOGE("Error opening %s: %s\n", SYS_DISPLAY_PWR, err_buf); |
| return HINT_HANDLED; |
| } |
| else |
| init_interactive_hint = 1; |
| } |
| else |
| if (!on ) { |
| /* Display off. */ |
| rc = TEMP_FAILURE_RETRY(write(display_fd, display_off, strlen(display_off))); |
| if (rc < 0) { |
| strerror_r(errno,err_buf,sizeof(err_buf)); |
| ALOGE("Error writing %s to %s: %s\n", display_off, SYS_DISPLAY_PWR, err_buf); |
| } |
| } |
| else { |
| /* Display on */ |
| rc = TEMP_FAILURE_RETRY(write(display_fd, display_on, strlen(display_on))); |
| if (rc < 0) { |
| strerror_r(errno,err_buf,sizeof(err_buf)); |
| ALOGE("Error writing %s to %s: %s\n", display_on, SYS_DISPLAY_PWR, err_buf); |
| } |
| } |
| |
| return HINT_HANDLED; |
| } |
| |
| /* Video Encode Hint */ |
| static void process_video_encode_hint(void *metadata) |
| { |
| char governor[80] = {0}; |
| int resource_values[20] = {0}; |
| int num_resources = 0; |
| struct video_encode_metadata_t video_encode_metadata; |
| |
| ALOGI("Got process_video_encode_hint"); |
| |
| if (get_scaling_governor_check_cores(governor, |
| sizeof(governor),CPU0) == -1) { |
| if (get_scaling_governor_check_cores(governor, |
| sizeof(governor),CPU1) == -1) { |
| if (get_scaling_governor_check_cores(governor, |
| sizeof(governor),CPU2) == -1) { |
| if (get_scaling_governor_check_cores(governor, |
| sizeof(governor),CPU3) == -1) { |
| ALOGE("Can't obtain scaling governor."); |
| return; |
| } |
| } |
| } |
| } |
| |
| /* Initialize encode metadata struct fields. */ |
| memset(&video_encode_metadata, 0, sizeof(struct video_encode_metadata_t)); |
| video_encode_metadata.state = -1; |
| video_encode_metadata.hint_id = DEFAULT_VIDEO_ENCODE_HINT_ID; |
| |
| if (metadata) { |
| if (parse_video_encode_metadata((char *)metadata, |
| &video_encode_metadata) == -1) { |
| ALOGE("Error occurred while parsing metadata."); |
| return; |
| } |
| } else { |
| return; |
| } |
| |
| if (video_encode_metadata.state == 1) { |
| if((strncmp(governor, SCHEDUTIL_GOVERNOR, |
| strlen(SCHEDUTIL_GOVERNOR)) == 0) && |
| (strlen(governor) == strlen(SCHEDUTIL_GOVERNOR))) { |
| if(is_target_SDM439()) { |
| /* sample_ms = 10mS |
| * SLB for Core0 = -6 |
| * SLB for Core1 = -6 |
| * SLB for Core2 = -6 |
| * SLB for Core3 = -6 |
| * hispeed load = 95 |
| * hispeed freq = 998Mhz */ |
| int res[] = {0x41820000, 0xa, |
| 0x40c68100, 0xfffffffa, |
| 0x40c68110, 0xfffffffa, |
| 0x40c68120, 0xfffffffa, |
| 0x40c68130, 0xfffffffa, |
| 0x41440100, 0x5f, |
| 0x4143c100, 0x3e6, |
| }; |
| memcpy(resource_values, res, MIN_VAL(sizeof(resource_values), sizeof(res))); |
| num_resources = sizeof(res)/sizeof(res[0]); |
| pthread_mutex_lock(&camera_hint_mutex); |
| camera_hint_ref_count++; |
| if (camera_hint_ref_count == 1) { |
| if (!video_encode_hint_sent) { |
| perform_hint_action(video_encode_metadata.hint_id, |
| resource_values, num_resources); |
| video_encode_hint_sent = 1; |
| } |
| } |
| pthread_mutex_unlock(&camera_hint_mutex); |
| } |
| else { |
| /* sample_ms = 10mS */ |
| int res[] = {0x41820000, 0xa, |
| }; |
| memcpy(resource_values, res, MIN_VAL(sizeof(resource_values), sizeof(res))); |
| num_resources = sizeof(res)/sizeof(res[0]); |
| pthread_mutex_lock(&camera_hint_mutex); |
| camera_hint_ref_count++; |
| if (camera_hint_ref_count == 1) { |
| if (!video_encode_hint_sent) { |
| perform_hint_action(video_encode_metadata.hint_id, |
| resource_values, num_resources); |
| video_encode_hint_sent = 1; |
| } |
| } |
| pthread_mutex_unlock(&camera_hint_mutex); |
| } |
| } |
| else if ((strncmp(governor, INTERACTIVE_GOVERNOR, |
| strlen(INTERACTIVE_GOVERNOR)) == 0) && |
| (strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) { |
| /* Sched_load and migration_notif*/ |
| int res[] = {INT_OP_CLUSTER0_USE_SCHED_LOAD, |
| 0x1, |
| INT_OP_CLUSTER1_USE_SCHED_LOAD, |
| 0x1, |
| INT_OP_CLUSTER0_USE_MIGRATION_NOTIF, |
| 0x1, |
| INT_OP_CLUSTER1_USE_MIGRATION_NOTIF, |
| 0x1, |
| INT_OP_CLUSTER0_TIMER_RATE, |
| BIG_LITTLE_TR_MS_40, |
| INT_OP_CLUSTER1_TIMER_RATE, |
| BIG_LITTLE_TR_MS_40 |
| }; |
| memcpy(resource_values, res, MIN_VAL(sizeof(resource_values), sizeof(res))); |
| num_resources = sizeof(res)/sizeof(res[0]); |
| pthread_mutex_lock(&camera_hint_mutex); |
| camera_hint_ref_count++; |
| if (!video_encode_hint_sent) { |
| perform_hint_action(video_encode_metadata.hint_id, |
| resource_values,num_resources); |
| video_encode_hint_sent = 1; |
| } |
| pthread_mutex_unlock(&camera_hint_mutex); |
| } |
| } else if (video_encode_metadata.state == 0) { |
| if (((strncmp(governor, INTERACTIVE_GOVERNOR, |
| strlen(INTERACTIVE_GOVERNOR)) == 0) && |
| (strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) || |
| ((strncmp(governor, SCHEDUTIL_GOVERNOR, |
| strlen(SCHEDUTIL_GOVERNOR)) == 0) && |
| (strlen(governor) == strlen(SCHEDUTIL_GOVERNOR)))) { |
| pthread_mutex_lock(&camera_hint_mutex); |
| camera_hint_ref_count--; |
| if (!camera_hint_ref_count) { |
| undo_hint_action(video_encode_metadata.hint_id); |
| video_encode_hint_sent = 0; |
| } |
| pthread_mutex_unlock(&camera_hint_mutex); |
| return ; |
| } |
| } |
| return; |
| } |
| |