HID: hid-led: add support for ThingM blink(1) (007414e8) · Commits · 戴 / test

drivers/hid/Kconfig

+4 −3

Original line number	Diff line number	Diff line
		@@ -393,9 +393,10 @@ config HID_LED
		depends on HID
		depends on LEDS_CLASS
		---help---
		Support for simple RGB LED devices. Currently supported are the
		Riso Kagaku Webmail Notifier and the Dream Cheeky Webmail Notifier
		and Friends Alert.
		Support for simple RGB LED devices. Currently supported are:
		- Riso Kagaku Webmail Notifier
		- Dream Cheeky Webmail Notifier and Friends Alert
		- ThingM blink(1)

		To compile this driver as a module, choose M here: the
		module will be called hid-led.

drivers/hid/hid-led.c

+66 −0

Original line number	Diff line number	Diff line
		@@ -26,6 +26,7 @@ enum hidled_report_type {
		enum hidled_type {
		RISO_KAGAKU,
		DREAM_CHEEKY,
		THINGM,
		};

		static unsigned const char riso_kagaku_tbl[] = {
		@@ -198,6 +199,57 @@ static int dream_cheeky_init(struct hidled_device *ldev)
		return hidled_send(ldev, buf);
		}

		static int _thingm_write(struct led_classdev *cdev, enum led_brightness br,
		u8 offset)
		{
		struct hidled_led *led = to_hidled_led(cdev);
		__u8 buf[MAX_REPORT_SIZE] = { [1] = 'c' };

		buf[2] = led->rgb->red.cdev.brightness;
		buf[3] = led->rgb->green.cdev.brightness;
		buf[4] = led->rgb->blue.cdev.brightness;
		buf[7] = led->rgb->num + offset;

		return hidled_send(led->rgb->ldev, buf);
		}

		static int thingm_write_v1(struct led_classdev *cdev, enum led_brightness br)
		{
		return _thingm_write(cdev, br, 0);
		}

		static int thingm_write(struct led_classdev *cdev, enum led_brightness br)
		{
		return _thingm_write(cdev, br, 1);
		}

		static const struct hidled_config hidled_config_thingm_v1 = {
		.name = "ThingM blink(1) v1",
		.short_name = "thingm",
		.max_brightness = 255,
		.num_leds = 1,
		.report_size = 9,
		.report_type = RAW_REQUEST,
		.report_id = 1,
		.write = thingm_write_v1,
		};

		static int thingm_init(struct hidled_device *ldev)
		{
		__u8 buf[MAX_REPORT_SIZE] = { [1] = 'v' };
		int ret;

		ret = hidled_recv(ldev, buf);
		if (ret)
		return ret;

		/* Check for firmware major version 1 */
		if (buf[3] == '1')
		ldev->config = &hidled_config_thingm_v1;

		return 0;
		}

		static const struct hidled_config hidled_configs[] = {
		{
		.type = RISO_KAGAKU,
		@@ -222,6 +274,18 @@ static const struct hidled_config hidled_configs[] = {
		.init = dream_cheeky_init,
		.write = dream_cheeky_write,
		},
		{
		.type = THINGM,
		.name = "ThingM blink(1)",
		.short_name = "thingm",
		.max_brightness = 255,
		.num_leds = 2,
		.report_size = 9,
		.report_type = RAW_REQUEST,
		.report_id = 1,
		.init = thingm_init,
		.write = thingm_write,
		},
		};

		static int hidled_init_led(struct hidled_led led, const char color_name,
		@@ -325,6 +389,8 @@ static const struct hid_device_id hidled_table[] = {
		USB_DEVICE_ID_DREAM_CHEEKY_WN), .driver_data = DREAM_CHEEKY },
		{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY,
		USB_DEVICE_ID_DREAM_CHEEKY_FA), .driver_data = DREAM_CHEEKY },
		{ HID_USB_DEVICE(USB_VENDOR_ID_THINGM,
		USB_DEVICE_ID_BLINK1), .driver_data = THINGM },
		{ }
		};
		MODULE_DEVICE_TABLE(hid, hidled_table);

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