Ping-Ke Shih <pkshih@xxxxxxxxxxx> wrote: > From: Zong-Zhe Yang <kevin_yang@xxxxxxxxxxx> > > We are planning to support more chipsets, e.g. 8852C. Before that, we > consider architecutre to handle multiple kinds of chipsets. Obviosuly, > based on original design, rtw89_core module will have large size even > if there is only one chipset under running. It is because all chipset > related things are put in rtw89_core now. To reduce such overhead, we > extract modules of rtw89 and adjust dependencies between modules. > > The following assumes that 8852AE, 8852AU, and 8852CE are all supported, > we describe the difference before and after extraction. > > [Before extraction] > ------------- > |------------------------------------ | rtw89_usb | > V ------------- > --------------------------------------- ------------- > | rtw89_core (including 8852A, 8852C) | <--- | rtw89_pci | > --------------------------------------- ------------- > The data of 8852A and 8852C are built in rtw89_core. > And rtw89_pci is the entry of 8852AE and 8852CE. > And rtw89_usb is the entry of 8852AU. > > [After extraction] > ------------- ---------------- > |----------- | rtw89_usb | <-------- | rtw89_8852au | > | ------------- ---------------- > V --------------- | > -------------- | | <--------------- > | rtw89_core | <--- | rtw89_8852a | > -------------- | | <--------------- > ^ ^ --------------- | > | | ------------- ---------------- > | | | | <-------- | rtw89_8852ae | > | |----------- | rtw89_pci | ---------------- > | | | <----------------- > | ------------- | > | --------------- ---------------- > |--------------- | rtw89_8852c | <------ | rtw89_8852ce | > --------------- ---------------- > The data of 8852A/8852C is extracted to rtw89_8852a/rtw89_8852c. > And rtw89_pci/rtw89_usb handles only common flow of pci/usb bus. > Finally, 8852AE, 8852AU, and 8852CE have individual entry modules, > i.e. rtw89_8852ae, rtw89_8852au, and rtw89_8852ce correspondingly. > > Signed-off-by: Zong-Zhe Yang <kevin_yang@xxxxxxxxxxx> > Signed-off-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx> Patch applied to wireless-next.git, thanks. 861e58c8fc6b rtw89: extract modules by chipset -- https://patchwork.kernel.org/project/linux-wireless/patch/20211221025828.25092-1-pkshih@xxxxxxxxxxx/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
