xref: /illumos-gate/usr/src/man/man9f/usb_handle_remote_wakeup.9f (revision 20a7641f9918de8574b8b3b47dbe35c4bfc78df1)
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USB_HANDLE_REMOTE_WAKEUP 9F "Feb 5, 2004"
NAME
usb_handle_remote_wakeup - Enable or disable remote wakeup on USB devices
SYNOPSIS
#include <sys/usb/usba.h>



int usb_handle_remote_wakeup(dev_info_t *dip, int cmd);
INTERFACE LEVEL
illumos DDI specific (illumos DDI)
PARAMETERS
dip

Pointer to the device's dev_info structure.

cmd

Command. Either USB_REMOTE_WAKEUP_ENABLE or USB_REMOTE_WAKEUP_DISABLE.

DESCRIPTION
The usb_handle_remote_wakeup() function enables or disables remote wakeup on a USB device. This call can block.
RETURN VALUES
USB_SUCCESS

Remote wakeup is successfully enabled or disabled.

USB_FAILURE

Remote wakeup is not supported by the device. An internal error occurred.

CONTEXT
May be called from user or kernel context.
EXAMPLES
 uint_t *pwrstates;

 /* Hook into device's power management. Enable remote wakeup. */
 if (usb_create_pm_components(dip, pwrstates) == USB_SUCCESS) {
 usb_handle_remote_wakeup(dip, USB_REMOTE_WAKEUP_ENABLE);
 }

ATTRIBUTES
See attributes(7) for descriptions of the following attributes:
ATTRIBUTE TYPE ATTRIBUTE VALUE
Architecture PCI-based systems
Interface stability Committed
SEE ALSO
attributes (7), pm_busy_component (9F), pm_idle_component (9F), pm_lower_power (9F), pm_raise_power (9F), usb_clr_feature (9F), usb_create_pm_components (9F), usb_get_cfg (9F), usb_get_dev_data (9F), usb_register_hotplug_cbs (9F), usb_cfg_descr (9S)