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C++ USB_ID函数代码示例

本文整理汇总了C++中USB_ID函数的典型用法代码示例。如果您正苦于以下问题：C++ USB_ID函数的具体用法？C++ USB_ID怎么用？C++ USB_ID使用的例子？那么, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了USB_ID函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: snd_caiaq_input_read_analog

static void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *dev,
					const unsigned char *buf,
					unsigned int len)
{
	struct input_dev *input_dev = dev->input_dev;

	switch (dev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
		snd_caiaq_input_report_abs(dev, ABS_X, buf, 2);
		snd_caiaq_input_report_abs(dev, ABS_Y, buf, 0);
		snd_caiaq_input_report_abs(dev, ABS_Z, buf, 1);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
		snd_caiaq_input_report_abs(dev, ABS_X, buf, 0);
		snd_caiaq_input_report_abs(dev, ABS_Y, buf, 1);
		snd_caiaq_input_report_abs(dev, ABS_Z, buf, 2);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
		snd_caiaq_input_report_abs(dev, ABS_HAT0X, buf, 4);
		snd_caiaq_input_report_abs(dev, ABS_HAT0Y, buf, 2);
		snd_caiaq_input_report_abs(dev, ABS_HAT1X, buf, 6);
		snd_caiaq_input_report_abs(dev, ABS_HAT1Y, buf, 1);
		snd_caiaq_input_report_abs(dev, ABS_HAT2X, buf, 7);
		snd_caiaq_input_report_abs(dev, ABS_HAT2Y, buf, 0);
		snd_caiaq_input_report_abs(dev, ABS_HAT3X, buf, 5);
		snd_caiaq_input_report_abs(dev, ABS_HAT3Y, buf, 3);
		break;
	}

	input_sync(input_dev);
}
开发者ID:ANFS，项目名称:ANFS-kernel，代码行数:33，代码来源:input.c

示例2: snd_caiaq_input_read_io

static void snd_caiaq_input_read_io(struct snd_usb_caiaqdev *dev,
				    unsigned char *buf, unsigned int len)
{
	struct input_dev *input_dev = dev->input_dev;
	unsigned short *keycode = input_dev->keycode;
	int i;

	if (!keycode)
		return;

	if (input_dev->id.product == USB_PID_RIGKONTROL2)
		for (i = 0; i < len; i++)
			buf[i] = ~buf[i];

	for (i = 0; i < input_dev->keycodemax && i < len * 8; i++)
		input_report_key(input_dev, keycode[i],
				 buf[i / 8] & (1 << (i % 8)));

	switch (dev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
		input_report_abs(dev->input_dev, ABS_MISC, 255 - buf[4]);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
		/* rotary encoders */
		input_report_abs(dev->input_dev, ABS_X, buf[5] & 0xf);
		input_report_abs(dev->input_dev, ABS_Y, buf[5] >> 4);
		input_report_abs(dev->input_dev, ABS_Z, buf[6] & 0xf);
		input_report_abs(dev->input_dev, ABS_MISC, buf[6] >> 4);
		break;
	}

	input_sync(input_dev);
}
开发者ID:ANFS，项目名称:ANFS-kernel，代码行数:34，代码来源:input.c

示例3: snd_caiaq_input_read_erp

static void snd_caiaq_input_read_erp(struct snd_usb_caiaqdev *dev,
				     const char *buf, unsigned int len)
{
	struct input_dev *input_dev = dev->input_dev;
	int i;

	switch (dev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
		i = decode_erp(buf[0], buf[1]);
		input_report_abs(input_dev, ABS_X, i);
		input_sync(input_dev);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
		i = decode_erp(buf[7], buf[5]);
		input_report_abs(input_dev, ABS_HAT0X, i);
		i = decode_erp(buf[12], buf[14]);
		input_report_abs(input_dev, ABS_HAT0Y, i);
		i = decode_erp(buf[15], buf[13]);
		input_report_abs(input_dev, ABS_HAT1X, i);
		i = decode_erp(buf[0], buf[2]);
		input_report_abs(input_dev, ABS_HAT1Y, i);
		i = decode_erp(buf[3], buf[1]);
		input_report_abs(input_dev, ABS_HAT2X, i);
		i = decode_erp(buf[8], buf[10]);
		input_report_abs(input_dev, ABS_HAT2Y, i);
		i = decode_erp(buf[11], buf[9]);
		input_report_abs(input_dev, ABS_HAT3X, i);
		i = decode_erp(buf[4], buf[6]);
		input_report_abs(input_dev, ABS_HAT3Y, i);
		input_sync(input_dev);
		break;
	}
}
开发者ID:ANFS，项目名称:ANFS-kernel，代码行数:34，代码来源:input.c

示例4: snd_usb_caiaq_ep4_reply_dispatch

static void snd_usb_caiaq_ep4_reply_dispatch(struct urb *urb)
{
	struct snd_usb_caiaqdev *dev = urb->context;
	unsigned char *buf = urb->transfer_buffer;
	int ret;

	if (urb->status || !dev || urb != dev->ep4_in_urb)
		return;

	switch (dev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
		if (urb->actual_length < 24)
			goto requeue;

		if (buf[0] & 0x3)
			snd_caiaq_input_read_io(dev, buf + 1, 7);

		if (buf[0] & 0x4)
			snd_caiaq_input_read_analog(dev, buf + 8, 16);

		break;

	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):
		snd_usb_caiaq_tks4_dispatch(dev, buf, urb->actual_length);
		break;
	}

requeue:
	dev->ep4_in_urb->actual_length = 0;
	ret = usb_submit_urb(dev->ep4_in_urb, GFP_ATOMIC);
	if (ret < 0)
		log("unable to submit urb. OOM!?\n");
}
开发者ID:ANFS，项目名称:ANFS-kernel，代码行数:33，代码来源:input.c

示例5: snd_caiaq_input_read_analog

static void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *dev,
					const unsigned char *buf,
					unsigned int len)
{
	struct input_dev *input_dev = dev->input_dev;

	switch (dev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
		input_report_abs(input_dev, ABS_X, (buf[4] << 8) | buf[5]);
		input_report_abs(input_dev, ABS_Y, (buf[0] << 8) | buf[1]);
		input_report_abs(input_dev, ABS_Z, (buf[2] << 8) | buf[3]);
		input_sync(input_dev);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
		input_report_abs(input_dev, ABS_X, (buf[0] << 8) | buf[1]);
		input_report_abs(input_dev, ABS_Y, (buf[2] << 8) | buf[3]);
		input_report_abs(input_dev, ABS_Z, (buf[4] << 8) | buf[5]);
		input_sync(input_dev);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
		input_report_abs(input_dev, ABS_X, (buf[0] << 8) | buf[1]);
		input_report_abs(input_dev, ABS_Y, (buf[2] << 8) | buf[3]);
		input_report_abs(input_dev, ABS_Z, (buf[4] << 8) | buf[5]);
		input_sync(input_dev);
		break;
	}
}
开发者ID:johnny，项目名称:CobraDroidBeta，代码行数:28，代码来源:caiaq-input.c

示例6: snd_caiaq_input_read_io

static void snd_caiaq_input_read_io(struct snd_usb_caiaqdev *dev,
				    char *buf, unsigned int len)
{
	struct input_dev *input_dev = dev->input_dev;
	unsigned short *keycode = input_dev->keycode;
	int i;

	if (!keycode)
		return;

	if (input_dev->id.product == USB_PID_RIGKONTROL2)
		for (i = 0; i < len; i++)
			buf[i] = ~buf[i];

	for (i = 0; i < input_dev->keycodemax && i < len * 8; i++)
		input_report_key(input_dev, keycode[i],
				 buf[i / 8] & (1 << (i % 8)));

	if (dev->chip.usb_id ==
		USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER) ||
	    dev->chip.usb_id ==
		USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2))
		input_report_abs(dev->input_dev, ABS_MISC, 255 - buf[4]);

	input_sync(input_dev);
}
开发者ID:johnny，项目名称:CobraDroidBeta，代码行数:26，代码来源:caiaq-input.c

示例7: parse_audio_format_rates_v1

/*
 * parse the format descriptor and stores the possible sample rates
 * on the audioformat table (audio class v1).
 *
 * @dev: usb device
 * @fp: audioformat record
 * @fmt: the format descriptor
 * @offset: the start offset of descriptor pointing the rate type
 *          (7 for type I and II, 8 for type II)
 */
static int parse_audio_format_rates_v1(struct snd_usb_audio *chip, struct audioformat *fp,
				       unsigned char *fmt, int offset)
{
	int nr_rates = fmt[offset];

	if (fmt[0] < offset + 1 + 3 * (nr_rates ? nr_rates : 2)) {
		snd_printk(KERN_ERR "%d:%u:%d : invalid UAC_FORMAT_TYPE desc\n",
				   chip->dev->devnum, fp->iface, fp->altsetting);
		return -1;
	}

	if (nr_rates) {
		/*
		 * build the rate table and bitmap flags
		 */
		int r, idx;

		fp->rate_table = kmalloc(sizeof(int) * nr_rates, GFP_KERNEL);
		if (fp->rate_table == NULL) {
			snd_printk(KERN_ERR "cannot malloc\n");
			return -1;
		}

		fp->nr_rates = 0;
		fp->rate_min = fp->rate_max = 0;
		for (r = 0, idx = offset + 1; r < nr_rates; r++, idx += 3) {
			unsigned int rate = combine_triple(&fmt[idx]);
			if (!rate)
				continue;
			/* C-Media CM6501 mislabels its 96 kHz altsetting */
			if (rate == 48000 && nr_rates == 1 &&
			    (chip->usb_id == USB_ID(0x0d8c, 0x0201) ||
			     chip->usb_id == USB_ID(0x0d8c, 0x0102)) &&
			    fp->altsetting == 5 && fp->maxpacksize == 392)
				rate = 96000;
			/* Creative VF0470 Live Cam reports 16 kHz instead of 8kHz */
			if (rate == 16000 && chip->usb_id == USB_ID(0x041e, 0x4068))
				rate = 8000;

			fp->rate_table[fp->nr_rates] = rate;
			if (!fp->rate_min || rate < fp->rate_min)
				fp->rate_min = rate;
			if (!fp->rate_max || rate > fp->rate_max)
				fp->rate_max = rate;
			fp->rates |= snd_pcm_rate_to_rate_bit(rate);
			fp->nr_rates++;
		}
		if (!fp->nr_rates) {
			hwc_debug("All rates were zero. Skipping format!\n");
			return -1;
		}
	} else {
		/* continuous rates */
		fp->rates = SNDRV_PCM_RATE_CONTINUOUS;
		fp->rate_min = combine_triple(&fmt[offset + 1]);
		fp->rate_max = combine_triple(&fmt[offset + 4]);
	}
	return 0;
}
开发者ID:3sOx，项目名称:asuswrt-merlin，代码行数:69，代码来源:format.c

示例8: snd_usb_caiaq_input_init

int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev)
{
	struct usb_device *usb_dev = dev->chip.dev;
	struct input_dev *input;
	int i, ret;

	input = input_allocate_device();
	if (!input)
		return -ENOMEM;

	input->name = dev->product_name;
	input->id.bustype = BUS_USB;
	input->id.vendor  = usb_dev->descriptor.idVendor;
	input->id.product = usb_dev->descriptor.idProduct;
	input->id.version = usb_dev->descriptor.bcdDevice;

        switch (dev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
		input->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
		input->absbit[0] = BIT(ABS_X) | BIT(ABS_Y) | BIT(ABS_Z);
		input->keycode = keycode_rk2;
		input->keycodesize = sizeof(char);
		input->keycodemax = ARRAY_SIZE(keycode_rk2);
		for (i=0; i<ARRAY_SIZE(keycode_rk2); i++)
			set_bit(keycode_rk2[i], input->keybit);

		input_set_abs_params(input, ABS_X, 0, 4096, 0, 10);
		input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10);
		input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10);
		snd_usb_caiaq_set_auto_msg(dev, 1, 10, 0);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
		input->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
		input->absbit[0] = BIT(ABS_X);
		input->keycode = keycode_ak1;
		input->keycodesize = sizeof(char);
		input->keycodemax = ARRAY_SIZE(keycode_ak1);
		for (i=0; i<ARRAY_SIZE(keycode_ak1); i++)
			set_bit(keycode_ak1[i], input->keybit);

		input_set_abs_params(input, ABS_X, 0, 999, 0, 10);
		snd_usb_caiaq_set_auto_msg(dev, 1, 0, 5);
		break;
	default:
		/* no input methods supported on this device */
		input_free_device(input);
		return 0;
	}

	ret = input_register_device(input);
	if (ret < 0) {
		input_free_device(input);
		return ret;
	}

	dev->input_dev = input;
	return 0;
}
开发者ID:3sOx，项目名称:asuswrt-merlin，代码行数:58，代码来源:caiaq-input.c

示例9: snd_usb_caiaq_control_init

int snd_usb_caiaq_control_init(struct snd_usb_caiaqdev *cdev)
{
	int ret = 0;

	switch (cdev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
		ret = add_controls(ak1_controller,
			ARRAY_SIZE(ak1_controller), cdev);
		break;

	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
		ret = add_controls(rk2_controller,
			ARRAY_SIZE(rk2_controller), cdev);
		break;

	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
		ret = add_controls(rk3_controller,
			ARRAY_SIZE(rk3_controller), cdev);
		break;

	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
		ret = add_controls(kore_controller,
			ARRAY_SIZE(kore_controller), cdev);
		break;

	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ):
		ret = add_controls(a8dj_controller,
			ARRAY_SIZE(a8dj_controller), cdev);
		break;

	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ):
		ret = add_controls(a4dj_controller,
			ARRAY_SIZE(a4dj_controller), cdev);
		break;

	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
		ret = add_controls(kontrolx1_controller,
			ARRAY_SIZE(kontrolx1_controller), cdev);
		break;

	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):
		ret = add_controls(kontrols4_controller,
			ARRAY_SIZE(kontrols4_controller), cdev);
		break;

	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):
		ret = add_controls(maschine_controller,
			ARRAY_SIZE(maschine_controller), cdev);
		break;
	}

	return ret;
}
开发者ID:020gzh，项目名称:linux，代码行数:54，代码来源:control.c

示例10: setup_card

static void setup_card(struct snd_usb_caiaqdev *dev)
{
	int ret;
	char val[4];
	
	/* device-specific startup specials */
	switch (dev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
		/* RigKontrol2 - display centered dash ('-') */
		val[0] = 0x00;
		val[1] = 0x00;
		val[2] = 0x01;
		send_command(dev, EP1_CMD_WRITE_IO, val, 3);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
		/* RigKontrol2 - display two centered dashes ('--') */
		val[0] = 0x00;
		val[1] = 0x40;
		val[2] = 0x40;
		val[3] = 0x00;
		send_command(dev, EP1_CMD_WRITE_IO, val, 4);
		break;
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
		/* Audio Kontrol 1 - make USB-LED stop blinking */
		val[0] = 0x00;
		send_command(dev, EP1_CMD_WRITE_IO, val, 1);
		break;
	}
	
	ret = snd_usb_caiaq_audio_init(dev);
	if (ret < 0)
		log("Unable to set up audio system (ret=%d)\n", ret);
	
	ret = snd_usb_caiaq_midi_init(dev);
	if (ret < 0)
		log("Unable to set up MIDI system (ret=%d)\n", ret);

#ifdef CONFIG_SND_USB_CAIAQ_INPUT
	ret = snd_usb_caiaq_input_init(dev);
	if (ret < 0)
		log("Unable to set up input system (ret=%d)\n", ret);
#endif

	/* finally, register the card and all its sub-instances */
	ret = snd_card_register(dev->chip.card);
	if (ret < 0) {
		log("snd_card_register() returned %d\n", ret);
		snd_card_free(dev->chip.card);
	}
}
开发者ID:acassis，项目名称:emlinux-ssd1935，代码行数:50，代码来源:caiaq-device.c

示例11: snd_usb_caiaq_input_close

static void snd_usb_caiaq_input_close(struct input_dev *idev)
{
	struct snd_usb_caiaqdev *dev = input_get_drvdata(idev);

	if (!dev)
		return;

	switch (dev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):
		usb_kill_urb(dev->ep4_in_urb);
		break;
	}
}
开发者ID:ANFS，项目名称:ANFS-kernel，代码行数:14，代码来源:input.c

示例12: create_card

static int create_card(struct usb_device *usb_dev,
		       struct usb_interface *intf,
		       struct snd_card **cardp)
{
	int devnum;
	int err;
	struct snd_card *card;
	struct snd_usb_caiaqdev *dev;

	for (devnum = 0; devnum < SNDRV_CARDS; devnum++)
		if (enable[devnum] && !snd_card_used[devnum])
			break;

	if (devnum >= SNDRV_CARDS)
		return -ENODEV;

	err = snd_card_create(index[devnum], id[devnum], THIS_MODULE,
			      sizeof(struct snd_usb_caiaqdev), &card);
	if (err < 0)
		return err;

	dev = caiaqdev(card);
	dev->chip.dev = usb_dev;
	dev->chip.card = card;
	dev->chip.usb_id = USB_ID(le16_to_cpu(usb_dev->descriptor.idVendor),
				  le16_to_cpu(usb_dev->descriptor.idProduct));
	spin_lock_init(&dev->spinlock);
	snd_card_set_dev(card, &intf->dev);

	*cardp = card;
	return 0;
}
开发者ID:AiWinters，项目名称:linux，代码行数:32，代码来源:device.c

示例13: control_info

static int control_info(struct snd_kcontrol *kcontrol,
			struct snd_ctl_elem_info *uinfo)
{
	struct snd_usb_audio *chip = snd_kcontrol_chip(kcontrol);
	struct snd_usb_caiaqdev *dev = caiaqdev(chip->card);
	int pos = kcontrol->private_value;
	int is_intval = pos & CNT_INTVAL;

	uinfo->count = 1;
	pos &= ~CNT_INTVAL;

	if (dev->chip.usb_id ==
		USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)
		&& (pos == 0)) {
		/* current input mode of A8DJ */
		uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
		uinfo->value.integer.min = 0;
		uinfo->value.integer.max = 2;
		return 0;
	}

	if (is_intval) {
		uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
		uinfo->value.integer.min = 0;
		uinfo->value.integer.max = 64;
	} else {
		uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
		uinfo->value.integer.min = 0;
		uinfo->value.integer.max = 1;
	}

	return 0;
}
开发者ID:johnny，项目名称:CobraDroidBeta，代码行数:33，代码来源:caiaq-control.c

示例14: control_put

static int control_put(struct snd_kcontrol *kcontrol,
		       struct snd_ctl_elem_value *ucontrol)
{
	struct snd_usb_audio *chip = snd_kcontrol_chip(kcontrol);
	struct snd_usb_caiaqdev *dev = caiaqdev(chip->card);
	int pos = kcontrol->private_value;

	if (dev->chip.usb_id ==
		USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ)) {
		/* A4DJ has only one control */
		/* do not expose hardware input mode 0 */
		dev->control_state[0] = ucontrol->value.integer.value[0] + 1;
		snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
				dev->control_state, sizeof(dev->control_state));
		return 1;
	}

	if (pos & CNT_INTVAL) {
		dev->control_state[pos & ~CNT_INTVAL]
			= ucontrol->value.integer.value[0];
		snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
				dev->control_state, sizeof(dev->control_state));
	} else {
		if (ucontrol->value.integer.value[0])
			dev->control_state[pos / 8] |= 1 << (pos % 8);
		else
			dev->control_state[pos / 8] &= ~(1 << (pos % 8));

		snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO,
				dev->control_state, sizeof(dev->control_state));
	}

	return 1;
}
开发者ID:325116067，项目名称:semc-qsd8x50，代码行数:34，代码来源:control.c

示例15: snd_usb_caiaq_input_open

static int snd_usb_caiaq_input_open(struct input_dev *idev)
{
	struct snd_usb_caiaqdev *dev = input_get_drvdata(idev);

	if (!dev)
		return -EINVAL;

	switch (dev->chip.usb_id) {
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
	case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):
		if (usb_submit_urb(dev->ep4_in_urb, GFP_KERNEL) != 0)
			return -EIO;
		break;
	}

	return 0;
}
开发者ID:ANFS，项目名称:ANFS-kernel，代码行数:17，代码来源:input.c


注：本文中的USB_ID函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。