wifi: rtw89: Enable the new USB modules

JIRA: https://issues.redhat.com/browse/RHEL-114889

commit 0030088
Author: Bitterblue Smith <rtl8821cerfe2@gmail.com>
Date:   Mon Jun 30 23:47:52 2025 +0300

    wifi: rtw89: Enable the new USB modules
    
    Enable compilation of the new rtw89_usb and rtw89_8851bu modules.
    
    Tested mostly in station mode, and a little bit in AP mode.
    
    Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com>
    Acked-by: Ping-Ke Shih <pkshih@realtek.com>
    Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
    Link: https://patch.msgid.link/4968a9d5-02c8-4d35-a5ad-b75ece8f5d36@gmail.com

Signed-off-by: Jose Ignacio Tornos Martinez <jtornosm@redhat.com>

Author: jtornosm

drivers/net/wireless/realtek/rtw89/Kconfig

@@ -17,6 +17,9 @@ config RTW89_CORE
 config RTW89_PCI
 	tristate
 
+config RTW89_USB
+	tristate
+
 config RTW89_8851B
 	tristate
 
@@ -49,6 +52,17 @@ config RTW89_8851BE
 
 	  802.11ax PCIe wireless network (Wi-Fi 6) adapter
 
+config RTW89_8851BU
+	tristate "Realtek 8851BU USB wireless network (Wi-Fi 6) adapter"
+	depends on USB
+	select RTW89_CORE
+	select RTW89_USB
+	select RTW89_8851B
+	help
+	  Select this option will enable support for 8851BU chipset
+
+	  802.11ax USB wireless network (Wi-Fi 6) adapter
+
 config RTW89_8852AE
 	tristate "Realtek 8852AE PCI wireless network (Wi-Fi 6) adapter"
 	depends on PCI

drivers/net/wireless/realtek/rtw89/Makefile

@@ -31,6 +31,9 @@ rtw89_8851b-objs := rtw8851b.o \
 obj-$(CONFIG_RTW89_8851BE) += rtw89_8851be.o
 rtw89_8851be-objs := rtw8851be.o
 
+obj-$(CONFIG_RTW89_8851BU) += rtw89_8851bu.o
+rtw89_8851bu-objs := rtw8851bu.o
+
 obj-$(CONFIG_RTW89_8852A) += rtw89_8852a.o
 rtw89_8852a-objs := rtw8852a.o \
 		    rtw8852a_table.o \
@@ -81,3 +84,6 @@ rtw89_core-$(CONFIG_RTW89_DEBUG) += debug.o
 obj-$(CONFIG_RTW89_PCI) += rtw89_pci.o
 rtw89_pci-y := pci.o pci_be.o
 
+obj-$(CONFIG_RTW89_USB) += rtw89_usb.o
+rtw89_usb-y := usb.o
+