Defined in 1 files as a prototype:
Defined in 2 files as a function:
- drivers/usb/core/driver.c, line 2070 (as a function)
- drivers/usb/core/usb.h, line 137 (as a function)
Referenced in 4 files:
- drivers/usb/core/hub.c
- drivers/usb/core/message.c, line 1489
- drivers/usb/core/port.c, line 475
- drivers/usb/core/sysfs.c, line 515
Smatch caller information:
drivers/usb/core/message.c usb_disable_device() -> usb_disable_usb2_hardware_lpm()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | udev | 4096-ptr_max |
| PARAM_VALUE | 0 | udev->actconfig | 4096-ptr_max |
| PARAM_VALUE | 0 | udev->dev.power.wakeirq->status | 0-4294967295 |
| PARAM_VALUE | 0 | *udev->toggle | 0-4294967295 |
| CAPPED_DATA | 0 | udev->actconfig->desc.bNumInterfaces | 1 |
| DATA_SOURCE | 0 | udev | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | 0 | &udev->dev.mutex |
drivers/usb/core/port.c usb_port_shutdown() -> usb_disable_usb2_hardware_lpm()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | udev | 4096-ptr_max |
| PARAM_VALUE | 0 | udev->port_is_suspended | 0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &dev->mutex | ||
| HALF_LOCKED2 | &dev->mutex | ||
| HALF_LOCKED2 | &parent->mutex | ||
| HALF_LOCKED2 | global &system_transition_mutex | ||
| TYPE_LOCK | (struct device)->mutex |
drivers/usb/core/hub.c usb_port_suspend() -> usb_disable_usb2_hardware_lpm()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | udev | 4096-ptr_max |
| PARAM_VALUE | 0 | udev->dev.dma_io_tlb_mem->debugfs | 0-s64max |
| PARAM_VALUE | 0 | udev->dev.kobj.sd->attr.open->nr_mmapped | 0-4294967295 |
| PARAM_VALUE | 0 | udev->dev.power.wakeirq->status | 0-4294967295 |
| PARAM_VALUE | 0 | udev->parent | 0,4096-ptr_max |
| PARAM_VALUE | 0 | udev->usb4_link->link_dev.kobj.parent->sd->attr.open->nr_mmapped | 0-4294967295 |
| PARAM_VALUE | 0 | udev->usb4_link->link_dev.kobj.sd->attr.open->nr_mmapped | 0-4294967295 |
| PARAM_VALUE | 0 | udev->usb4_link->link_dev.power.wakeirq->status | 0-4294967295 |
| PARAM_VALUE | 0 | udev->usb4_link->supplier->power.wakeirq->status | 0-4294967295 |
| PARAM_VALUE | 0 | *udev->toggle | 0-4294967295 |
| DATA_SOURCE | 0 | udev | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &port_dev->status_lock | ||
| TYPE_LOCK | (struct usb_port)->status_lock |
drivers/usb/core/hub.c usb_reset_and_verify_device() -> usb_disable_usb2_hardware_lpm()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | udev | 4096-ptr_max |
| PARAM_VALUE | 0 | udev->dev.power.wakeirq->status | 0-4294967295 |
| PARAM_VALUE | 0 | udev->parent | 4096-ptr_max |
| PARAM_VALUE | 0 | udev->state | 1-7,9-u32max |
| PARAM_VALUE | 0 | *udev->toggle | 0-4294967295 |
| CAPPED_DATA | 0 | udev | 1 |
| DATA_SOURCE | 0 | udev | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &port_dev->status_lock | ||
| HALF_LOCKED2 | 0 | &udev->dev.mutex | |
| TYPE_LOCK | (struct usb_port)->status_lock |
drivers/usb/core/sysfs.c usb2_hardware_lpm_store() -> usb_disable_usb2_hardware_lpm()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | udev | 4096-ptr_max |
| PARAM_VALUE | 0 | udev->usb2_hw_lpm_allowed | 0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &of->mutex | ||
| LOCK2 | 0 | &udev->dev.mutex | |
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct device)->mutex | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |