diff options
Diffstat (limited to 'healthd/healthd_mode_charger.cpp')
| -rw-r--r-- | healthd/healthd_mode_charger.cpp | 180 |
1 files changed, 168 insertions, 12 deletions
diff --git a/healthd/healthd_mode_charger.cpp b/healthd/healthd_mode_charger.cpp index 6800ad2..6df9f12 100644 --- a/healthd/healthd_mode_charger.cpp +++ b/healthd/healthd_mode_charger.cpp @@ -65,13 +65,26 @@ char *locale; #define BATTERY_UNKNOWN_TIME (2 * MSEC_PER_SEC) #define POWER_ON_KEY_TIME (2 * MSEC_PER_SEC) -#define UNPLUGGED_SHUTDOWN_TIME (10 * MSEC_PER_SEC) +#define UNPLUGGED_SHUTDOWN_TIME (5 * MSEC_PER_SEC) #define BATTERY_FULL_THRESH 95 #define LAST_KMSG_PATH "/proc/last_kmsg" #define LAST_KMSG_PSTORE_PATH "/sys/fs/pstore/console-ramoops" #define LAST_KMSG_MAX_SZ (32 * 1024) +#ifndef RED_LED_PATH +#define RED_LED_PATH "/sys/class/leds/red/brightness" +#endif +#ifndef GREEN_LED_PATH +#define GREEN_LED_PATH "/sys/class/leds/green/brightness" +#endif +#ifndef BLUE_LED_PATH +#define BLUE_LED_PATH "/sys/class/leds/blue/brightness" +#endif + +#ifndef BLINK_PATH +#define BLINK_PATH "/sys/class/leds/red/device/blink" +#endif #define LOGE(x...) do { KLOG_ERROR("charger", x); } while (0) #define LOGW(x...) do { KLOG_WARNING("charger", x); } while (0) @@ -147,7 +160,7 @@ static struct frame batt_anim_frames[] = { { .disp_time = 750, .min_capacity = 80, - .level_only = true, + .level_only = false, .surface = NULL, }, { @@ -168,6 +181,35 @@ static struct animation battery_animation = { .capacity = 0, }; +enum { + RED_LED = 0x01 << 0, + GREEN_LED = 0x01 << 1, + BLUE_LED = 0x01 << 2, +}; + +#ifndef NO_CHARGER_LED +struct led_ctl { + int color; + const char *path; +}; + +struct led_ctl leds[3] = + {{RED_LED, RED_LED_PATH}, + {GREEN_LED, GREEN_LED_PATH}, + {BLUE_LED, BLUE_LED_PATH}}; + +struct soc_led_color_mapping { + int soc; + int color; +}; + +struct soc_led_color_mapping soc_leds[3] = { + {15, RED_LED}, + {90, RED_LED | GREEN_LED}, + {100, GREEN_LED}, +}; +#endif + static struct charger charger_state; static struct healthd_config *healthd_config; static struct android::BatteryProperties *batt_prop; @@ -175,6 +217,78 @@ static int char_width; static int char_height; static bool minui_inited; +#ifndef NO_CHARGER_LED +static int set_blink(int val) +{ + int fd; + char buffer[10]; + + fd = open(BLINK_PATH, O_RDWR); + if (fd < 0) { + LOGE("Could not open blink file\n"); + return -1; + } + snprintf(buffer, sizeof(buffer), "%d\n", val); + if (write(fd, buffer, strlen(buffer)) < 0) { + LOGE("Could not write to blink file\n"); + close(fd); + return -1; + } + close(fd); + return 0; +} + +static int set_tricolor_led(int on, int color) +{ + int fd, i; + char buffer[10]; + + for (i = 0; i < (int)ARRAY_SIZE(leds); i++) { + if ((color & leds[i].color) && (access(leds[i].path, R_OK | W_OK) == 0)) { + fd = open(leds[i].path, O_RDWR); + if (fd < 0) { + LOGE("Could not open led node %d\n", i); + continue; + } + if (on) + snprintf(buffer, sizeof(int), "%d\n", 255); + else + snprintf(buffer, sizeof(int), "%d\n", 0); + + if (write(fd, buffer, strlen(buffer)) < 0) + LOGE("Could not write to led node\n"); + if (fd >= 0) + close(fd); + } + } + + return 0; +} + +static int set_battery_soc_leds(int soc) +{ + int i, color; + static int old_color = 0; + + for (i = 0; i < (int)ARRAY_SIZE(soc_leds); i++) { + if (soc <= soc_leds[i].soc) + break; + } + color = soc_leds[i].color; + if (old_color != color) { + set_tricolor_led(0, old_color); + set_tricolor_led(1, color); + old_color = color; + LOGV("soc = %d, set led color 0x%x\n", soc, soc_leds[i].color); + } + + /* This is required to commit the changes to hardware */ + set_blink(0); + + return 0; +} +#endif + /* current time in milliseconds */ static int64_t curr_time_ms(void) { @@ -314,6 +428,7 @@ static void draw_battery(struct charger *charger) batt_anim->cur_frame, frame->min_capacity, frame->disp_time); } + healthd_board_mode_charger_draw_battery(batt_prop); } static void redraw_screen(struct charger *charger) @@ -367,6 +482,7 @@ static void update_screen_state(struct charger *charger, int64_t now) gr_font_size(&char_width, &char_height); #ifndef CHARGER_DISABLE_INIT_BLANK + healthd_board_mode_charger_set_backlight(false); gr_fb_blank(true); #endif minui_inited = true; @@ -376,6 +492,7 @@ static void update_screen_state(struct charger *charger, int64_t now) if (batt_anim->cur_cycle == batt_anim->num_cycles) { reset_animation(batt_anim); charger->next_screen_transition = -1; + healthd_board_mode_charger_set_backlight(false); gr_fb_blank(true); LOGV("[%" PRId64 "] animation done\n", now); if (charger->charger_connected) @@ -406,9 +523,11 @@ static void update_screen_state(struct charger *charger, int64_t now) batt_anim->capacity = batt_prop->batteryLevel; } - /* unblank the screen on first cycle */ - if (batt_anim->cur_cycle == 0) + /* unblank the screen on first cycle */ + if (batt_anim->cur_cycle == 0) { gr_fb_blank(false); + healthd_board_mode_charger_set_backlight(true); + } /* draw the new frame (@ cur_frame) */ redraw_screen(charger); @@ -508,6 +627,7 @@ static void set_next_key_check(struct charger *charger, static void process_key(struct charger *charger, int code, int64_t now) { + struct animation *batt_anim = charger->batt_anim; struct key_state *key = &charger->keys[code]; if (code == KEY_POWER) { @@ -519,6 +639,8 @@ static void process_key(struct charger *charger, int code, int64_t now) accordingly. */ if (property_get_bool("ro.enable_boot_charger_mode", false)) { LOGW("[%" PRId64 "] booting from charger mode\n", now); + healthd_board_mode_charger_set_backlight(false); + gr_fb_blank(true); property_set("sys.boot_from_charger_mode", "1"); } else { if (charger->batt_anim->capacity >= charger->boot_min_cap) { @@ -534,19 +656,32 @@ static void process_key(struct charger *charger, int code, int64_t now) * make sure we wake up at the right-ish time to check */ set_next_key_check(charger, key, POWER_ON_KEY_TIME); - - /* Turn on the display and kick animation on power-key press - * rather than on key release - */ - kick_animation(charger->batt_anim); - request_suspend(false); } } else { - /* if the power key got released, force screen state cycle */ if (key->pending) { - kick_animation(charger->batt_anim); + /* If key is pressed when the animation is not running, kick + * the animation and quite suspend; If key is pressed when + * the animation is running, turn off the animation and request + * suspend. + */ + if (!batt_anim->run) { + kick_animation(batt_anim); + request_suspend(false); + } else { + reset_animation(batt_anim); + charger->next_screen_transition = -1; + healthd_board_mode_charger_set_backlight(false); + gr_fb_blank(true); + if (charger->charger_connected) + request_suspend(true); + } } } + } else { + if (key->pending) { + request_suspend(false); + kick_animation(charger->batt_anim); + } } key->pending = false; @@ -555,6 +690,7 @@ static void process_key(struct charger *charger, int code, int64_t now) static void handle_input_state(struct charger *charger, int64_t now) { process_key(charger, KEY_POWER, now); + process_key(charger, KEY_HOME, now); if (charger->next_key_check != -1 && now > charger->next_key_check) charger->next_key_check = -1; @@ -562,9 +698,27 @@ static void handle_input_state(struct charger *charger, int64_t now) static void handle_power_supply_state(struct charger *charger, int64_t now) { +#ifndef NO_CHARGER_LED + static int old_soc = 0; + int soc = 0; +#endif + if (!charger->have_battery_state) return; + healthd_board_mode_charger_battery_update(batt_prop); + +#ifndef NO_CHARGER_LED + if (batt_prop && batt_prop->batteryLevel >= 0) { + soc = batt_prop->batteryLevel; + } + + if (old_soc != soc) { + old_soc = soc; + set_battery_soc_leds(soc); + } +#endif + if (!charger->charger_connected) { /* Last cycle would have stopped at the extreme top of battery-icon @@ -683,6 +837,8 @@ void healthd_mode_charger_init(struct healthd_config* config) LOGW("--------------- STARTING CHARGER MODE ---------------\n"); + healthd_board_mode_charger_init(); + ret = ev_init(input_callback, charger); if (!ret) { epollfd = ev_get_epollfd(); |