diff options
Diffstat (limited to 'power-8084.c')
| -rw-r--r-- | power-8084.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/power-8084.c b/power-8084.c new file mode 100644 index 0000000..5d4b6bf --- /dev/null +++ b/power-8084.c @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2014, 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> + +#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" + +static int display_hint_sent; +static int display_hint2_sent; +static int first_display_off_hint; +extern int display_boost; + +int set_interactive_override(struct power_module *module, int on) +{ + char governor[80]; + + if (get_scaling_governor(governor, sizeof(governor)) == -1) { + ALOGE("Can't obtain scaling governor."); + + return HINT_NONE; + } + + if (!on) { + /* Display off. */ + /* + * We need to be able to identify the first display off hint + * and release the current lock holder + */ + if (display_boost) { + if (!first_display_off_hint) { + undo_initial_hint_action(); + first_display_off_hint = 1; + } + /* used for all subsequent toggles to the display */ + if (!display_hint2_sent) { + undo_hint_action(DISPLAY_STATE_HINT_ID_2); + display_hint2_sent = 1; + } + } + + if ((strncmp(governor, ONDEMAND_GOVERNOR, strlen(ONDEMAND_GOVERNOR)) == 0) && + (strlen(governor) == strlen(ONDEMAND_GOVERNOR))) { + int resource_values[] = {MS_500, SYNC_FREQ_600, OPTIMAL_FREQ_600, THREAD_MIGRATION_SYNC_OFF}; + + if (!display_hint_sent) { + perform_hint_action(DISPLAY_STATE_HINT_ID, + resource_values, sizeof(resource_values)/sizeof(resource_values[0])); + display_hint_sent = 1; + } + + return HINT_HANDLED; + } + } else { + /* Display on */ + if (display_boost && display_hint2_sent) { + int resource_values2[] = {CPUS_ONLINE_MIN_2}; + perform_hint_action(DISPLAY_STATE_HINT_ID_2, + resource_values2, sizeof(resource_values2)/sizeof(resource_values2[0])); + display_hint2_sent = 0; + } + + if ((strncmp(governor, ONDEMAND_GOVERNOR, strlen(ONDEMAND_GOVERNOR)) == 0) && + (strlen(governor) == strlen(ONDEMAND_GOVERNOR))) { + undo_hint_action(DISPLAY_STATE_HINT_ID); + display_hint_sent = 0; + + return HINT_HANDLED; + } + } + + return HINT_NONE; +} |