6dce78ab54
Current system animations can be much longer than 500ms. Increase the minimum time to 1 second, as Qualcomm uses to boost when the device is rotated. Change-Id: Ia55d3b9b17d5b010998db68581fab4150d2105cc
421 lines
13 KiB
C
421 lines
13 KiB
C
/*
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* Copyright (c) 2012-2019, The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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//#define LOG_NDEBUG 0
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#include <dlfcn.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <poll.h>
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#include <sys/eventfd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <pthread.h>
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#define LOG_TAG "QTI PowerHAL"
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#include <hardware/hardware.h>
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#include <hardware/power.h>
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#include <log/log.h>
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#include "hint-data.h"
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#include "performance.h"
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#include "power-common.h"
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#include "utils.h"
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#define MAX_LENGTH 64
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static struct hint_handles handles[NUM_HINTS];
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static int handleER = 0;
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static const char* fb_idle_paths[] = {"/sys/class/drm/card0/device/idle_state",
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"/sys/class/graphics/fb0/idle_state"};
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static pthread_t tid;
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static pthread_once_t once = PTHREAD_ONCE_INIT;
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static pthread_cond_t interaction_cond = PTHREAD_COND_INITIALIZER;
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static pthread_mutex_t interaction_lock = PTHREAD_MUTEX_INITIALIZER;
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static enum INTERACTION_STATE mState = INTERACTION_STATE_UNINITIALIZED;
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static int mIdleFd = 0;
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static int mEventFd = 0;
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const int kWaitDuration = 100; /* ms */
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const int kMaxLaunchDuration = 5000; /* ms */
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const int kMaxInteractiveDuration = 5000; /* ms */
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const int kMinInteractiveDuration = 1000; /* ms */
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static struct timespec s_previous_boost_timespec;
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static int s_previous_duration = 0;
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static int prev_interaction_handle = -1;
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int process_boost(int hint_id, int duration, int type) {
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ALOGV("%s: acquiring perf lock", __func__);
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int boost_handle = perf_hint_enable_with_type(hint_id, duration, type);
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if (!CHECK_HANDLE(boost_handle)) {
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ALOGE("Failed process_boost for boost_handle");
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}
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return boost_handle;
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}
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bool release_boost(int boost_handle) {
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ALOGV("%s: releasing perf lock %i", __func__, boost_handle);
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if (CHECK_HANDLE(boost_handle)) {
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release_request(boost_handle);
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return true;
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}
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return false;
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}
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int fb_idle_open(void) {
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int fd;
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int n = sizeof(fb_idle_paths) / sizeof(fb_idle_paths[0]);
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for (int i = 0; i < n; i++) {
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const char* path = fb_idle_paths[i];
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fd = open(path, O_RDONLY);
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if (fd >= 0)
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return fd;
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}
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ALOGE("Unable to open fb idle state path (%d)", errno);
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return -1;
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}
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void release() {
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pthread_mutex_lock(&interaction_lock);
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if (mState == INTERACTION_STATE_WAITING) {
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if (release_boost(prev_interaction_handle)) {
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prev_interaction_handle = -1;
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}
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mState = INTERACTION_STATE_IDLE;
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} else {
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// clear any wait aborts pending in event fd
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uint64_t val;
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ssize_t ret = read(mEventFd, &val, sizeof(val));
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ALOGW_IF(ret < 0, "%s: failed to clear eventfd (%zd, %d)",
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__func__, ret, errno);
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}
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pthread_mutex_unlock(&interaction_lock);
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}
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void abortWaitLocked() {
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uint64_t val = 1;
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ssize_t ret = write(mEventFd, &val, sizeof(val));
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if (ret != sizeof(val))
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ALOGW("Unable to write to event fd (%zd)", ret);
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}
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void waitForIdle(int32_t wait_ms, int32_t timeout_ms) {
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char data[MAX_LENGTH];
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ssize_t ret;
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struct pollfd pfd[2];
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ALOGV("%s: wait:%d timeout:%d", __func__, wait_ms, timeout_ms);
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pfd[0].fd = mEventFd;
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pfd[0].events = POLLIN;
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pfd[1].fd = mIdleFd;
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pfd[1].events = POLLPRI | POLLERR;
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ret = poll(pfd, 1, wait_ms);
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if (ret > 0) {
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ALOGV("%s: wait aborted", __func__);
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return;
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} else if (ret < 0) {
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ALOGE("%s: error in poll while waiting", __func__);
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return;
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}
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ret = pread(mIdleFd, data, sizeof(data), 0);
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if (!ret) {
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ALOGE("%s: Unexpected EOF!", __func__);
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return;
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}
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if (!strncmp(data, "idle", 4)) {
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ALOGV("%s: already idle", __func__);
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return;
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}
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ret = poll(pfd, 2, timeout_ms);
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if (ret < 0)
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ALOGE("%s: Error on waiting for idle (%zd)", __func__, ret);
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else if (ret == 0)
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ALOGV("%s: timed out waiting for idle", __func__);
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else if (pfd[0].revents)
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ALOGV("%s: wait for idle aborted", __func__);
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else if (pfd[1].revents)
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ALOGV("%s: idle detected", __func__);
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}
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void* interaction_routine(void *vargp) {
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while (true) {
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pthread_mutex_lock(&interaction_lock);
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while (mState == INTERACTION_STATE_IDLE)
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pthread_cond_wait(&interaction_cond, &interaction_lock);
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if (mState == INTERACTION_STATE_UNINITIALIZED) {
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pthread_mutex_unlock(&interaction_lock);
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return NULL;
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}
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mState = INTERACTION_STATE_WAITING;
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pthread_mutex_unlock(&interaction_lock);
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waitForIdle(kWaitDuration, s_previous_duration);
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release();
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}
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return NULL;
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}
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static void create_once(void) {
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pthread_create(&tid, NULL, interaction_routine, NULL);
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}
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void power_init() {
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ALOGI("Initing");
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for (int i = 0; i < NUM_HINTS; i++) {
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handles[i].handle = 0;
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handles[i].ref_count = 0;
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}
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pthread_mutex_lock(&interaction_lock);
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if (mState != INTERACTION_STATE_UNINITIALIZED) {
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pthread_mutex_unlock(&interaction_lock);
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return;
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}
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int fd = fb_idle_open();
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if (fd < 0) {
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pthread_mutex_unlock(&interaction_lock);
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return;
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}
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mIdleFd = fd;
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mEventFd = eventfd(0, EFD_NONBLOCK);
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if (mEventFd < 0) {
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ALOGE("Unable to create event fd (%d)", errno);
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close(mIdleFd);
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pthread_mutex_unlock(&interaction_lock);
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return;
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}
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mState = INTERACTION_STATE_IDLE;
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pthread_once(&once, create_once);
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pthread_mutex_unlock(&interaction_lock);
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}
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void process_interaction_hint(void* data) {
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struct timespec cur_boost_timespec;
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long long elapsed_time;
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int duration = kMinInteractiveDuration;
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pthread_mutex_lock(&interaction_lock);
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if (data) {
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int input_duration = *((int*)data);
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if (input_duration > duration) {
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duration = (input_duration > kMaxInteractiveDuration) ? kMaxInteractiveDuration
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: input_duration;
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}
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}
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clock_gettime(CLOCK_MONOTONIC, &cur_boost_timespec);
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elapsed_time = calc_timespan_us(s_previous_boost_timespec, cur_boost_timespec);
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if (mState == INTERACTION_STATE_UNINITIALIZED) {
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// don't hint if it's been less than 250ms since last boost
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// also detect if we're doing anything resembling a fling
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// support additional boosting in case of flings
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if (elapsed_time < 250000 && duration <= kMinInteractiveDuration) {
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pthread_mutex_unlock(&interaction_lock);
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return;
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}
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}
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if (mState != INTERACTION_STATE_IDLE && duration <= s_previous_duration) {
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// don't hint if previous hint's duration covers this hint's duration
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if (elapsed_time <= (s_previous_duration - duration) * 1000) {
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ALOGV("%s: Previous duration (%d) cover this (%d) elapsed: %lld",
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__func__, s_previous_duration, duration, elapsed_time);
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pthread_mutex_unlock(&interaction_lock);
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return;
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}
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}
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s_previous_boost_timespec = cur_boost_timespec;
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s_previous_duration = duration;
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if (mState == INTERACTION_STATE_UNINITIALIZED) {
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int interaction_handle =
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process_boost(VENDOR_HINT_SCROLL_BOOST, duration, SCROLL_VERTICAL);
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release_boost(prev_interaction_handle);
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prev_interaction_handle = interaction_handle;
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pthread_mutex_unlock(&interaction_lock);
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return;
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}
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if (mState == INTERACTION_STATE_WAITING)
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abortWaitLocked();
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else if (mState == INTERACTION_STATE_IDLE)
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prev_interaction_handle =
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process_boost(VENDOR_HINT_SCROLL_BOOST, INT_MAX, SCROLL_VERTICAL);
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mState = INTERACTION_STATE_INTERACTION;
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pthread_cond_signal(&interaction_cond);
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pthread_mutex_unlock(&interaction_lock);
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}
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void process_activity_launch_hint(void* data) {
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static int launch_handle = -1;
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static int launch_mode = 0;
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// release lock early if launch has finished
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if (!data) {
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if (release_boost(launch_handle)) {
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launch_handle = -1;
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}
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launch_mode = 0;
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return;
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}
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if (!launch_mode) {
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launch_handle = process_boost(VENDOR_HINT_FIRST_LAUNCH_BOOST,
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kMaxLaunchDuration, LAUNCH_BOOST_V1);
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if (!CHECK_HANDLE(launch_handle)) {
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ALOGE("Failed to perform launch boost");
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return;
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}
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launch_mode = 1;
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}
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}
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int __attribute__((weak)) power_hint_override(power_hint_t hint, void* data) {
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return HINT_NONE;
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}
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void power_hint(power_hint_t hint, void* data) {
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/* Check if this hint has been overridden. */
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if (power_hint_override(hint, data) == HINT_HANDLED) {
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/* The power_hint has been handled. We can skip the rest. */
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return;
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}
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switch (hint) {
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case POWER_HINT_VR_MODE:
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ALOGI("VR mode power hint not handled in power_hint_override");
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break;
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// fall through below, hints will fail if not defined in powerhint.xml
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case POWER_HINT_SUSTAINED_PERFORMANCE:
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case POWER_HINT_VIDEO_ENCODE:
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if (data) {
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if (handles[hint].ref_count == 0)
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handles[hint].handle = perf_hint_enable((AOSP_DELTA + hint), 0);
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if (handles[hint].handle > 0) handles[hint].ref_count++;
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} else {
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if (handles[hint].handle > 0) {
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if (--handles[hint].ref_count == 0) {
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release_request(handles[hint].handle);
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handles[hint].handle = 0;
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}
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} else {
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ALOGE("Lock for hint: %X was not acquired, cannot be released", hint);
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}
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}
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break;
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case POWER_HINT_INTERACTION:
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process_interaction_hint(data);
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break;
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case POWER_HINT_LAUNCH:
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process_activity_launch_hint(data);
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break;
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default:
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break;
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}
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}
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bool is_expensive_rendering_supported() {
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char property[PROPERTY_VALUE_MAX];
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strlcpy(property, perf_get_property("vendor.perf.expensive_rendering", "0").value,
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PROPERTY_VALUE_MAX);
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return atoi(property) == 1 ? true : false;
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}
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void set_expensive_rendering(bool enabled) {
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if (enabled) {
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handleER = perf_hint_enable(PERF_HINT_EXPENSIVE_RENDERING, 0);
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} else if (handleER > 0) {
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release_request(handleER);
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}
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}
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int __attribute__((weak)) set_interactive_override(int on) {
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return HINT_HANDLED;
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}
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#ifdef SET_INTERACTIVE_EXT
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extern void power_set_interactive_ext(int on);
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#endif
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void set_interactive(int on) {
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static int display_hint_sent;
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if (!on) {
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/* Send Display OFF hint to perf HAL */
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perf_hint_enable(VENDOR_HINT_DISPLAY_OFF, 0);
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} else {
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/* Send Display ON hint to perf HAL */
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perf_hint_enable(VENDOR_HINT_DISPLAY_ON, 0);
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}
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/**
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* Ignore consecutive display-off hints
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* Consecutive display-on hints are already handled
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*/
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if (display_hint_sent && !on) return;
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display_hint_sent = !on;
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#ifdef SET_INTERACTIVE_EXT
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power_set_interactive_ext(on);
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#endif
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if (set_interactive_override(on) == HINT_HANDLED) {
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return;
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} else {
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ALOGI("Hint not handled in set_interactive_override");
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}
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}
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