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Add uw lightbar "animation led"

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This commit is contained in:
Christoffer Sandberg 2020-09-02 14:14:03 +02:00
parent a3e69ca8f9
commit 50f8afdf75
1 changed files with 108 additions and 19 deletions
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127
src/uniwill_keyboard.h
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@ -588,6 +588,10 @@ static int uw_kbd_bl_init(struct platform_device *dev)
}
#define UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS 0x24
#define UNIWILL_LIGHTBAR_LED_NAME_RGB_RED "lightbar_rgb:1:status"
#define UNIWILL_LIGHTBAR_LED_NAME_RGB_GREEN "lightbar_rgb:2:status"
#define UNIWILL_LIGHTBAR_LED_NAME_RGB_BLUE "lightbar_rgb:3:status"
#define UNIWILL_LIGHTBAR_LED_NAME_ANIMATION "lightbar_animation::status"
static void uniwill_write_lightbar_rgb(u8 red, u8 green, u8 blue)
{
@ -641,30 +645,109 @@ static int uniwill_read_lightbar_rgb(u8 *red, u8 *green, u8 *blue)
return status;
}
static void uniwill_write_lightbar_animation(bool animation_status)
{
union uw_ec_write_return reg_write_return;
union uw_ec_read_return reg_read_return;
u8 value;
uw_ec_write_func *__uw_ec_write_addr;
uw_ec_read_func *__uw_ec_read_addr;
__uw_ec_write_addr = symbol_get(uw_ec_write_addr);
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
if (__uw_ec_write_addr && __uw_ec_read_addr) {
__uw_ec_read_addr(0x48, 0x07, &reg_read_return);
value = reg_read_return.bytes.data_low;
if (animation_status) {
value |= 0x80;
} else {
value &= ~0x80;
}
__uw_ec_write_addr(0x48, 0x07, value, 0x00, &reg_write_return);
} else {
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}
if (__uw_ec_write_addr) symbol_put(uw_ec_write_addr);
if (__uw_ec_read_addr) symbol_put(uw_ec_read_addr);
}
static int uniwill_read_lightbar_animation(bool *animation_status)
{
int status;
union uw_ec_read_return reg_read_return;
uw_ec_read_func *__uw_ec_read_addr;
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
if (__uw_ec_read_addr) {
__uw_ec_read_addr(0x48, 0x07, &reg_read_return);
*animation_status = (reg_read_return.bytes.data_low & 0x80) > 0;
status = 0;
} else {
status = -EIO;
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}
if (__uw_ec_read_addr) symbol_put(uw_ec_read_addr);
return status;
}
static int lightbar_set_blocking(struct led_classdev *led_cdev, enum led_brightness brightness)
{
u8 red = 0xff, green = 0xff, blue = 0xff;
if (strstr(led_cdev->name, ":1:") != NULL) {
red = brightness;
} else if (strstr(led_cdev->name, ":2:") != NULL) {
green = brightness;
} else if (strstr(led_cdev->name, ":3:") != NULL) {
blue = brightness;
bool led_red = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_RED) != NULL;
bool led_green = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_GREEN) != NULL;
bool led_blue = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_BLUE) != NULL;
bool led_animation = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_ANIMATION) != NULL;
if (led_red || led_green || led_blue) {
if (led_red) {
red = brightness;
} else if (led_green) {
green = brightness;
} else if (led_blue) {
blue = brightness;
}
uniwill_write_lightbar_rgb(red, green, blue);
// Also make sure the animation is off
uniwill_write_lightbar_animation(false);
} else if (led_animation) {
if (brightness == 1) {
uniwill_write_lightbar_animation(true);
} else {
uniwill_write_lightbar_animation(false);
}
}
uniwill_write_lightbar_rgb(red, green, blue);
return 0;
}
static enum led_brightness lightbar_get(struct led_classdev *led_cdev)
{
u8 red, green, blue;
uniwill_read_lightbar_rgb(&red, &green, &blue);
if (strstr(led_cdev->name, ":1:") != NULL) {
return red;
} else if (strstr(led_cdev->name, ":2:") != NULL) {
return green;
} else if (strstr(led_cdev->name, ":3:") != NULL) {
return blue;
bool animation_status;
bool led_red = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_RED) != NULL;
bool led_green = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_GREEN) != NULL;
bool led_blue = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_BLUE) != NULL;
bool led_animation = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_ANIMATION) != NULL;
if (led_red || led_green || led_blue) {
uniwill_read_lightbar_rgb(&red, &green, &blue);
if (led_red) {
return red;
} else if (led_green) {
return green;
} else if (led_blue) {
return blue;
}
} else if (led_animation) {
uniwill_read_lightbar_animation(&animation_status);
return animation_status ? 1 : 0;
}
return 0;
@ -672,22 +755,28 @@ static enum led_brightness lightbar_get(struct led_classdev *led_cdev)
static struct led_classdev lightbar_led_classdevs[] = {
{
.name = "tuxedo_lightbar:1:status",
.name = UNIWILL_LIGHTBAR_LED_NAME_RGB_RED,
.max_brightness = UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS,
.brightness_set_blocking = &lightbar_set_blocking,
.brightness_get = &lightbar_get
},
{
.name = "tuxedo_lightbar:2:status",
.name = UNIWILL_LIGHTBAR_LED_NAME_RGB_GREEN,
.max_brightness = UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS,
.brightness_set_blocking = &lightbar_set_blocking,
.brightness_get = &lightbar_get
},
{
.name = "tuxedo_lightbar:3:status",
.name = UNIWILL_LIGHTBAR_LED_NAME_RGB_BLUE,
.max_brightness = UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS,
.brightness_set_blocking = &lightbar_set_blocking,
.brightness_get = &lightbar_get
},
{
.name = UNIWILL_LIGHTBAR_LED_NAME_ANIMATION,
.max_brightness = 1,
.brightness_set_blocking = &lightbar_set_blocking,
.brightness_get = &lightbar_get
}
};
@ -732,7 +821,7 @@ static int uniwill_keyboard_probe(struct platform_device *dev)
uw_kbd_bl_init(dev);
for (i = 0; i < 3; ++i) {
for (i = 0; i < 4; ++i) {
led_classdev_register(&dev->dev, &lightbar_led_classdevs[i]);
}
@ -766,7 +855,7 @@ static int uniwill_keyboard_remove(struct platform_device *dev)
del_timer(&uw_kbd_bl_init_timer);
for (i = 0; i < 3; ++i) {
for (i = 0; i < 4; ++i) {
led_classdev_unregister(&lightbar_led_classdevs[i]);
}