函数逻辑报告

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Brick Technologies Co., Ltd

Source Code:kernel\power\qos.c Create Date:2022-07-27 10:56:24
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:pm_qos_update_request_timeout - modifies an existing qos request temporarily.*@req : handle to list element holding a pm_qos request to use*@new_value: defines the temporal qos request*@timeout_us: the effective duration of this qos request in usecs.

函数原型:void pm_qos_update_request_timeout(struct pm_qos_request *req, s32 new_value, unsigned long timeout_us)

返回类型:void

参数:

类型参数名称
struct pm_qos_request *req
s32new_value
unsigned longtimeout_us
444  如果非req则返回
446  如果WARN(!pm_qos_request_active(req), "%s called for unknown object.", __func__)则返回
450  ancel_delayed_work_sync - cancel a delayed work and wait for it to finish*@dwork: the delayed work cancel* This is cancel_work_sync() for delayed works.* Return:* %true if @dwork was pending, %false otherwise.
452  trace_pm_qos_update_request_timeout(pm_qos_class, new_value, timeout_us)
454  如果new_value不等于priopm_qos_update_target - manages the constraints list and calls the notifiers* if needed*@c: constraints data struct*@node: request to add to the list, to update or to remove*@action: action to take on the constraints list*@value: value of the request to
459  在延迟工作队列中放置任务