函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\pcspeaker.c Create Date:2022-07-27 09:45:42
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：add_pcspkr

函数原型：static __init int add_pcspkr(void)

返回类型：int

参数：无

10  pd等于platform_device_register_simple - add a platform-level device and its resources*@name: base name of the device we're adding*@id: instance id*@res: set of resources that needs to be allocated for the device*@num: number of resources* This function creates
12  返回:PTR_ERR_OR_ZERO(pd)