diff options
Diffstat (limited to 'lights')
| -rw-r--r-- | lights/Android.mk | 2 | ||||
| -rw-r--r-- | lights/gta04_lights.c (renamed from lights/lights.c) | 94 |
2 files changed, 56 insertions, 40 deletions
diff --git a/lights/Android.mk b/lights/Android.mk index 9dc66f6..ac90572 100644 --- a/lights/Android.mk +++ b/lights/Android.mk @@ -15,7 +15,7 @@ LOCAL_PATH:= $(call my-dir) include $(CLEAR_VARS) -LOCAL_SRC_FILES := lights.c +LOCAL_SRC_FILES := gta04_lights.c LOCAL_SHARED_LIBRARIES := liblog diff --git a/lights/lights.c b/lights/gta04_lights.c index 418c5ef..b0f4194 100644 --- a/lights/lights.c +++ b/lights/gta04_lights.c @@ -23,8 +23,9 @@ #include <sys/ioctl.h> #include <sys/types.h> -#define LOG_TAG "lights" +#define LOG_TAG "gta04_lights" #include <cutils/log.h> + #include <hardware/lights.h> /* @@ -124,16 +125,19 @@ complete: } /* - * Lights + * GTA04 Lights */ -int set_light_notifications(struct light_device_t *dev, +int gta04_lights_set_light_notifications(struct light_device_t *device, const struct light_state_t *state) { int red, green; int max; int rc = 0; + if (state == NULL) + return -EINVAL; + // GTA04 only has red and green red = state->color & 0x00ff0000; green = state->color & 0x0000ff00; @@ -142,12 +146,12 @@ int set_light_notifications(struct light_device_t *dev, // Red max max = sysfs_value_read(notifications_red_max_brightness); - if(max > 0) + if (max > 0) red = (red * max) / 0xff; // Green max max = sysfs_value_read(notifications_green_max_brightness); - if(max > 0) + if (max > 0) green = (green * max) / 0xff; rc |= sysfs_value_write(notifications_red_brightness, red); @@ -158,13 +162,16 @@ int set_light_notifications(struct light_device_t *dev, return rc; } -int set_light_battery(struct light_device_t *dev, +int gta04_lights_set_light_battery(struct light_device_t *device, const struct light_state_t *state) { int red, green; int max; int rc = 0; + if (state == NULL) + return -EINVAL; + // GTA04 only has red and green red = state->color & 0x00ff0000; green = state->color & 0x0000ff00; @@ -173,12 +180,12 @@ int set_light_battery(struct light_device_t *dev, // Red max max = sysfs_value_read(battery_red_max_brightness); - if(max > 0) + if (max > 0) red = (red * max) / 0xff; // Green max max = sysfs_value_read(battery_green_max_brightness); - if(max > 0) + if (max > 0) green = (green * max) / 0xff; rc |= sysfs_value_write(battery_red_brightness, red); @@ -189,7 +196,7 @@ int set_light_battery(struct light_device_t *dev, return rc; } -int set_light_backlight(struct light_device_t *dev, +int gta04_lights_set_light_backlight(struct light_device_t *device, const struct light_state_t *state) { int brightness; @@ -197,14 +204,17 @@ int set_light_backlight(struct light_device_t *dev, int max; int rc; - pthread_mutex_lock(&lights_mutex); + if (state == NULL) + return -EINVAL; color = state->color & 0x00ffffff; brightness = ((77 * ((color >> 16) & 0xff)) + (150 * ((color >> 8) & 0xff)) + (29 * (color & 0xff))) >> 8; + pthread_mutex_lock(&lights_mutex); + // Brightness max max = sysfs_value_read(backlight_max_brightness); - if(max > 0) + if (max > 0) brightness = (brightness * max) / 0xff; rc = sysfs_value_write(backlight_brightness, brightness); @@ -218,51 +228,57 @@ int set_light_backlight(struct light_device_t *dev, * Interface */ -int close_lights(struct light_device_t *dev) +int gta04_lights_close(struct light_device_t *device) { - ALOGD("%s()", __func__); + ALOGD("%s(%p)", __func__, device); + + if (device == NULL) + return -EINVAL; - if(dev != NULL) - free(dev); + pthread_mutex_destroy(&lights_mutex); + + free(device); return 0; } -int open_lights(const struct hw_module_t *module, char const *name, +int gta04_lights_open(const struct hw_module_t *module, char const *light_id, struct hw_device_t **device) { - struct light_device_t *dev = NULL; - int (*set_light)(struct light_device_t *dev, + struct light_device_t *light_device; + int (*set_light)(struct light_device_t *light_device, const struct light_state_t *state); - ALOGD("%s(%s)", __func__, name); + ALOGD("%s(%p, %s, %p)", __func__, module, light_id, device); + + if (module == NULL || light_id == NULL || device == NULL) + return -EINVAL; - if(strcmp(LIGHT_ID_BACKLIGHT, name) == 0) { - set_light = set_light_backlight; - } else if(strcmp(LIGHT_ID_BATTERY, name) == 0) { - set_light = set_light_battery; - } else if(strcmp(LIGHT_ID_NOTIFICATIONS, name) == 0) { - set_light = set_light_notifications; - } else { - return -1; - } + if (strcmp(LIGHT_ID_BACKLIGHT, light_id) == 0) + set_light = gta04_lights_set_light_backlight; + else if (strcmp(LIGHT_ID_BATTERY, light_id) == 0) + set_light = gta04_lights_set_light_battery; + else if (strcmp(LIGHT_ID_NOTIFICATIONS, light_id) == 0) + set_light = gta04_lights_set_light_notifications; + else + return -EINVAL; pthread_mutex_init(&lights_mutex, NULL); - dev = (struct light_device_t *) calloc(1, sizeof(struct light_device_t)); - dev->common.tag = HARDWARE_DEVICE_TAG; - dev->common.version = 0; - dev->common.module = (struct hw_module_t *) module; - dev->common.close = (int (*)(struct hw_device_t *)) close_lights; - dev->set_light = set_light; + light_device = (struct light_device_t *) calloc(1, sizeof(struct light_device_t)); + light_device->common.tag = HARDWARE_DEVICE_TAG; + light_device->common.version = 0; + light_device->common.module = (struct hw_module_t *) module; + light_device->common.close = (int (*)(struct hw_device_t *)) gta04_lights_close; + light_device->set_light = set_light; - *device = (struct hw_device_t *) dev; + *device = (struct hw_device_t *) light_device; return 0; } -struct hw_module_methods_t lights_module_methods = { - .open = open_lights, +struct hw_module_methods_t gta04_lights_module_methods = { + .open = gta04_lights_open, }; struct hw_module_t HAL_MODULE_INFO_SYM = { @@ -270,7 +286,7 @@ struct hw_module_t HAL_MODULE_INFO_SYM = { .version_major = 1, .version_minor = 0, .id = LIGHTS_HARDWARE_MODULE_ID, - .name = "Goldelico GTA04 lights", + .name = "GTA04 Lights", .author = "Paul Kocialkowski", - .methods = &lights_module_methods, + .methods = >a04_lights_module_methods, }; |