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driver-hidpp20: Add LED API (#113)

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Read colors and effects from hidpp20 capable device
This commit is contained in:
Ilia guterman
2017-03-22 02:25:00 +02:00
committed by GitHub
parent 5418392143
commit da60f0748c
1 changed files with 121 additions and 1 deletions
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122
src/driver-hidpp20.c
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@@ -51,7 +51,8 @@
#define HIDPP_CAP_BUTTON_KEY_1b04 (1 << 2)
#define HIDPP_CAP_BATTERY_LEVEL_1000 (1 << 3)
#define HIDPP_CAP_KBD_REPROGRAMMABLE_KEYS_1b00 (1 << 4)
#define HIDPP_CAP_ONBOARD_PROFILES_8100 (1 << 5)
#define HIDPP_CAP_COLOR_LED_EFFECTS_8070 (1 << 5)
#define HIDPP_CAP_ONBOARD_PROFILES_8100 (1 << 6)
struct hidpp20drv_data {
struct hidpp20_device *dev;
@@ -61,6 +62,7 @@ struct hidpp20drv_data {
unsigned num_controls;
struct hidpp20_control_id *controls;
struct hidpp20_profiles *profiles;
struct hidpp20_color_led_zone_info *led_infos;
unsigned int num_profiles;
unsigned int num_resolutions;
@@ -226,6 +228,7 @@ hidpp20drv_read_button_8100(struct ratbag_button *button)
break;
default:
button->action.type = RATBAG_BUTTON_ACTION_TYPE_UNKNOWN;
break;
}
ratbag_button_enable_action_type(button, RATBAG_BUTTON_ACTION_TYPE_BUTTON);
@@ -241,6 +244,44 @@ hidpp20drv_read_button(struct ratbag_button *button)
hidpp20drv_read_button_8100(button);
}
static void
hidpp20drv_read_led(struct ratbag_led *led)
{
struct ratbag_device *device = led->profile->device;
struct hidpp20drv_data *drv_data = ratbag_get_drv_data(device);
struct hidpp20_profile *profile;
struct hidpp20_color_led_zone_info *led_info;
struct hidpp20_led *h_led;
if (!(drv_data->capabilities & HIDPP_CAP_ONBOARD_PROFILES_8100))
return;
led_info = &drv_data->led_infos[led->index];
profile = &drv_data->profiles->profiles[led->profile->index];
h_led = &profile->leds[led->index];
switch (h_led->mode) {
case HIDPP20_LED_ON:
led->mode = RATBAG_LED_ON;
break;
case HIDPP20_LED_CYCLE:
led->mode = RATBAG_LED_CYCLE;
break;
case HIDPP20_LED_BREATHING:
led->mode = RATBAG_LED_BREATHING;
break;
default:
led->mode = RATBAG_LED_OFF;
break;
}
led->type = hidpp20_8070_get_location_mapping(led_info->location);
led->color.red = h_led->color.red;
led->color.green = h_led->color.green;
led->color.blue = h_led->color.blue;
led->hz = h_led->rate;
led->brightness = h_led->brightness * 255.0 / 100;
}
static int
hidpp20drv_write_button_1b04(struct ratbag_button *button,
const struct ratbag_button_action *action)
@@ -344,6 +385,52 @@ hidpp20drv_write_button(struct ratbag_button *button,
return -ENOTSUP;
}
static int
hidpp20drv_write_led(struct ratbag_led *led,
enum ratbag_led_mode mode,
struct ratbag_color color, unsigned int hz,
unsigned int brightness)
{
struct ratbag_profile *profile = led->profile;
struct ratbag_device *device = profile->device;
struct hidpp20drv_data *drv_data = ratbag_get_drv_data(device);
struct hidpp20_profile *h_profile;
struct hidpp20_led *h_led;
if (!(drv_data->capabilities & HIDPP_CAP_COLOR_LED_EFFECTS_8070))
return -ENOTSUP;
h_profile = &drv_data->profiles->profiles[profile->index];
h_led = &(h_profile->leds[led->index]);
if (!h_led)
return -EINVAL;
switch (mode) {
case RATBAG_LED_ON:
h_led->mode = HIDPP20_LED_ON;
break;
case RATBAG_LED_CYCLE:
h_led->mode = HIDPP20_LED_CYCLE;
break;
case RATBAG_LED_BREATHING:
h_led->mode = HIDPP20_LED_BREATHING;
break;
default:
h_led->mode = HIDPP20_LED_OFF;
break;
}
h_led->color.red = color.red;
h_led->color.green = color.green;
h_led->color.blue = color.blue;
h_led->rate = hz;
h_led->brightness = brightness / 255.0 * 100;
return hidpp20_onboard_profiles_write(drv_data->dev, profile->index,
drv_data->profiles);
}
static int
hidpp20drv_current_profile(struct ratbag_device *device)
{
@@ -570,6 +657,29 @@ hidpp20drv_read_kbd_reprogrammable_key(struct ratbag_device *device)
return rc;
}
static int
hidpp20drv_read_color_leds(struct ratbag_device *device)
{
struct hidpp20drv_data *drv_data = ratbag_get_drv_data(device);
int rc;
if (!(drv_data->capabilities & HIDPP_CAP_COLOR_LED_EFFECTS_8070))
return 0;
free(drv_data->led_infos);
drv_data->led_infos = NULL;
drv_data->num_leds = 0;
rc = hidpp20_color_led_effects_get_zone_infos(drv_data->dev, &drv_data->led_infos);
if (rc > 0) {
drv_data->num_leds = rc;
rc = 0;
}
return rc;
}
static int
hidpp20drv_read_onboard_profile(struct ratbag_device *device, unsigned index)
{
@@ -719,6 +829,14 @@ hidpp20drv_init_feature(struct ratbag_device *device, uint16_t feature)
}
case HIDPP_PAGE_COLOR_LED_EFFECTS: {
log_debug(ratbag, "device has color effects\n");
drv_data->capabilities |= HIDPP_CAP_COLOR_LED_EFFECTS_8070;
/* we read the profile once to get the correct number of
* supported leds. */
if (hidpp20drv_read_color_leds(device))
return 0;
ratbag_device_set_capability(device, RATBAG_DEVICE_CAP_LED);
device->num_leds = drv_data->num_leds;
break;
}
@@ -889,6 +1007,8 @@ struct ratbag_driver hidpp20_driver = {
.write_profile = hidpp20drv_write_profile,
.set_active_profile = hidpp20drv_set_current_profile,
.read_button = hidpp20drv_read_button,
.read_led = hidpp20drv_read_led,
.write_button = hidpp20drv_write_button,
.write_resolution_dpi = hidpp20drv_write_resolution_dpi,
.write_led = hidpp20drv_write_led,
};