rtw88: extract: make 8723d an individual kernel module

Make objects about 8723d functions and 8723d tables,
i.e. rtw8723d.o and rtw8723d_table.o, an individual
kernel module called rtw88_8723d.ko.

For 8723d pcie chip, i.e. 8723DE chip, add a chip
entry point module called rtw88_8723de.ko which
will depend on rtw88_8723d.ko and rtwpci.ko.

Signed-off-by: Zong-Zhe Yang <[e-mail]>
Signed-off-by: Yan-Hsuan Chuang <[e-mail]>
Signed-off-by: Kalle Valo <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

drivers/net/wireless/realtek/rtw88/Kconfig

···
 config RTW88_8822C
 	tristate
 
+config RTW88_8723D
+	tristate
+
 config RTW88_8822BE
 	tristate "Realtek 8822BE PCI wireless network adapter"
 	depends on PCI
···
 	  802.11ac PCIe wireless network adapter
 
 config RTW88_8723DE
-	bool "Realtek 8723DE PCI wireless network adapter"
+	tristate "Realtek 8723DE PCI wireless network adapter"
 	depends on PCI
 	select RTW88_CORE
 	select RTW88_PCI
+	select RTW88_8723D
 	help
 	  Select this option will enable support for 8723DE chipset
 

drivers/net/wireless/realtek/rtw88/Makefile

···
 	   wow.o \
 	   regd.o
 
-rtw88-$(CONFIG_RTW88_8723DE)	+= rtw8723d.o rtw8723d_table.o
 
 obj-$(CONFIG_RTW88_8822B)	+= rtw88_8822b.o
 rtw88_8822b-objs		:= rtw8822b.o rtw8822b_table.o
···
 
 obj-$(CONFIG_RTW88_8822CE)	+= rtw88_8822ce.o
 rtw88_8822ce-objs		:= rtw8822ce.o
+
+obj-$(CONFIG_RTW88_8723D)	+= rtw88_8723d.o
+rtw88_8723d-objs		:= rtw8723d.o rtw8723d_table.o
+
+obj-$(CONFIG_RTW88_8723DE)	+= rtw88_8723de.o
+rtw88_8723de-objs		:= rtw8723de.o
 
 obj-$(CONFIG_RTW88_PCI)		+= rtwpci.o
 rtwpci-objs			:= pci.o

drivers/net/wireless/realtek/rtw88/main.h

···
 extern unsigned int rtw_fw_lps_deep_mode;
 extern unsigned int rtw_debug_mask;
 extern const struct ieee80211_ops rtw_ops;
-extern struct rtw_chip_info rtw8723d_hw_spec;
 
 #define RTW_MAX_CHANNEL_NUM_2G 14
 #define RTW_MAX_CHANNEL_NUM_5G 49

drivers/net/wireless/realtek/rtw88/pci.c

···
 EXPORT_SYMBOL(rtw_pci_shutdown);
 
 static const struct pci_device_id rtw_pci_id_table[] = {
-#ifdef CONFIG_RTW88_8723DE
-	{ RTK_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xD723, rtw8723d_hw_spec) },
-#endif
 	{},
 };
 MODULE_DEVICE_TABLE(pci, rtw_pci_id_table);

drivers/net/wireless/realtek/rtw88/rtw8723d.c

···
 /* Copyright(c) 2018-2019  Realtek Corporation
  */
 
+#include <linux/module.h>
 #include "main.h"
 #include "coex.h"
 #include "fw.h"
···
 EXPORT_SYMBOL(rtw8723d_hw_spec);
 
 MODULE_FIRMWARE("rtw88/rtw8723d_fw.bin");
+
+MODULE_AUTHOR("Realtek Corporation");
+MODULE_DESCRIPTION("Realtek 802.11n wireless 8723d driver");
+MODULE_LICENSE("Dual BSD/GPL");

drivers/net/wireless/realtek/rtw88/rtw8723de.c

···
+// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+/* Copyright(c) 2018-2019  Realtek Corporation
+ */
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include "rtw8723de.h"
+
+static const struct pci_device_id rtw_8723de_id_table[] = {
+	{
+		PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xD723),
+		.driver_data = (kernel_ulong_t)&rtw8723d_hw_spec
+	},
+	{}
+};
+MODULE_DEVICE_TABLE(pci, rtw_8723de_id_table);
+
+static struct pci_driver rtw_8723de_driver = {
+	.name = "rtw_8723de",
+	.id_table = rtw_8723de_id_table,
+	.probe = rtw_pci_probe,
+	.remove = rtw_pci_remove,
+	.driver.pm = &rtw_pm_ops,
+	.shutdown = rtw_pci_shutdown,
+};
+module_pci_driver(rtw_8723de_driver);
+
+MODULE_AUTHOR("Realtek Corporation");
+MODULE_DESCRIPTION("Realtek 802.11n wireless 8723de driver");
+MODULE_LICENSE("Dual BSD/GPL");

drivers/net/wireless/realtek/rtw88/rtw8723de.h

···
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
+/* Copyright(c) 2018-2019  Realtek Corporation
+ */
+
+#ifndef __RTW_8723DE_H_
+#define __RTW_8723DE_H_
+
+extern const struct dev_pm_ops rtw_pm_ops;
+extern struct rtw_chip_info rtw8723d_hw_spec;
+int rtw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id);
+void rtw_pci_remove(struct pci_dev *pdev);
+void rtw_pci_shutdown(struct pci_dev *pdev);
+
+#endif