netdev - [PATCH net-next v4 04/11] net: dsa: realtek: convert subdrivers into modules

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Message-Id: <20220105031515.29276-5-luizluca@gmail.com>
Date:   Wed,  5 Jan 2022 00:15:08 -0300
From:   Luiz Angelo Daros de Luca <luizluca@...il.com>
To:     netdev@...r.kernel.org
Cc:     linus.walleij@...aro.org, andrew@...n.ch, vivien.didelot@...il.com,
        f.fainelli@...il.com, olteanv@...il.com, alsi@...g-olufsen.dk,
        arinc.unal@...nc9.com, frank-w@...lic-files.de,
        Luiz Angelo Daros de Luca <luizluca@...il.com>
Subject: [PATCH net-next v4 04/11] net: dsa: realtek: convert subdrivers into modules

Preparing for multiple interfaces support, the drivers
must be independent of realtek-smi.

Signed-off-by: Luiz Angelo Daros de Luca <luizluca@...il.com>
Tested-by: Arınç ÜNAL <arinc.unal@...nc9.com>
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
---
 drivers/net/dsa/realtek/Kconfig               | 20 +++++++++++++++++--
 drivers/net/dsa/realtek/Makefile              |  4 +++-
 .../{realtek-smi-core.c => realtek-smi.c}     |  6 ++++++
 drivers/net/dsa/realtek/rtl8365mb.c           |  4 ++++
 .../dsa/realtek/{rtl8366.c => rtl8366-core.c} |  0
 drivers/net/dsa/realtek/rtl8366rb.c           |  4 ++++
 6 files changed, 35 insertions(+), 3 deletions(-)
 rename drivers/net/dsa/realtek/{realtek-smi-core.c => realtek-smi.c} (97%)
 rename drivers/net/dsa/realtek/{rtl8366.c => rtl8366-core.c} (100%)

diff --git a/drivers/net/dsa/realtek/Kconfig b/drivers/net/dsa/realtek/Kconfig
index 1c62212fb0ec..cd1aa95b7bf0 100644
--- a/drivers/net/dsa/realtek/Kconfig
+++ b/drivers/net/dsa/realtek/Kconfig
@@ -2,8 +2,6 @@
 menuconfig NET_DSA_REALTEK
 	tristate "Realtek Ethernet switch family support"
 	depends on NET_DSA
-	select NET_DSA_TAG_RTL4_A
-	select NET_DSA_TAG_RTL8_4
 	select FIXED_PHY
 	select IRQ_DOMAIN
 	select REALTEK_PHY
@@ -18,3 +16,21 @@ config NET_DSA_REALTEK_SMI
 	help
 	  Select to enable support for registering switches connected
 	  through SMI.
+
+config NET_DSA_REALTEK_RTL8365MB
+	tristate "Realtek RTL8365MB switch subdriver"
+	default y
+	depends on NET_DSA_REALTEK
+	depends on NET_DSA_REALTEK_SMI
+	select NET_DSA_TAG_RTL8_4
+	help
+	  Select to enable support for Realtek RTL8365MB
+
+config NET_DSA_REALTEK_RTL8366RB
+	tristate "Realtek RTL8366RB switch subdriver"
+	default y
+	depends on NET_DSA_REALTEK
+	depends on NET_DSA_REALTEK_SMI
+	select NET_DSA_TAG_RTL4_A
+	help
+	  Select to enable support for Realtek RTL8366RB
diff --git a/drivers/net/dsa/realtek/Makefile b/drivers/net/dsa/realtek/Makefile
index 323b921bfce0..8b5a4abcedd3 100644
--- a/drivers/net/dsa/realtek/Makefile
+++ b/drivers/net/dsa/realtek/Makefile
@@ -1,3 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_NET_DSA_REALTEK_SMI) 	+= realtek-smi.o
-realtek-smi-objs			:= realtek-smi-core.o rtl8366.o rtl8366rb.o rtl8365mb.o
+obj-$(CONFIG_NET_DSA_REALTEK_RTL8366RB) += rtl8366.o
+rtl8366-objs 				:= rtl8366-core.o rtl8366rb.o
+obj-$(CONFIG_NET_DSA_REALTEK_RTL8365MB) += rtl8365mb.o
diff --git a/drivers/net/dsa/realtek/realtek-smi-core.c b/drivers/net/dsa/realtek/realtek-smi.c
similarity index 97%
rename from drivers/net/dsa/realtek/realtek-smi-core.c
rename to drivers/net/dsa/realtek/realtek-smi.c
index a917801385c9..5514fe81d64f 100644
--- a/drivers/net/dsa/realtek/realtek-smi-core.c
+++ b/drivers/net/dsa/realtek/realtek-smi.c
@@ -495,19 +495,23 @@ static void realtek_smi_shutdown(struct platform_device *pdev)
 }
 
 static const struct of_device_id realtek_smi_of_match[] = {
+#if IS_ENABLED(CONFIG_NET_DSA_REALTEK_RTL8366RB)
 	{
 		.compatible = "realtek,rtl8366rb",
 		.data = &rtl8366rb_variant,
 	},
+#endif
 	{
 		/* FIXME: add support for RTL8366S and more */
 		.compatible = "realtek,rtl8366s",
 		.data = NULL,
 	},
+#if IS_ENABLED(CONFIG_NET_DSA_REALTEK_RTL8365MB)
 	{
 		.compatible = "realtek,rtl8365mb",
 		.data = &rtl8365mb_variant,
 	},
+#endif
 	{ /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, realtek_smi_of_match);
@@ -523,4 +527,6 @@ static struct platform_driver realtek_smi_driver = {
 };
 module_platform_driver(realtek_smi_driver);
 
+MODULE_AUTHOR("Linus Walleij <linus.walleij@...aro.org>");
+MODULE_DESCRIPTION("Driver for Realtek ethernet switch connected via SMI interface");
 MODULE_LICENSE("GPL");
diff --git a/drivers/net/dsa/realtek/rtl8365mb.c b/drivers/net/dsa/realtek/rtl8365mb.c
index 5fb453b5f650..b52bb987027c 100644
--- a/drivers/net/dsa/realtek/rtl8365mb.c
+++ b/drivers/net/dsa/realtek/rtl8365mb.c
@@ -1987,3 +1987,7 @@ const struct realtek_variant rtl8365mb_variant = {
 	.chip_data_sz = sizeof(struct rtl8365mb),
 };
 EXPORT_SYMBOL_GPL(rtl8365mb_variant);
+
+MODULE_AUTHOR("Alvin Šipraga <alsi@...g-olufsen.dk>");
+MODULE_DESCRIPTION("Driver for RTL8365MB-VC ethernet switch");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/dsa/realtek/rtl8366.c b/drivers/net/dsa/realtek/rtl8366-core.c
similarity index 100%
rename from drivers/net/dsa/realtek/rtl8366.c
rename to drivers/net/dsa/realtek/rtl8366-core.c
diff --git a/drivers/net/dsa/realtek/rtl8366rb.c b/drivers/net/dsa/realtek/rtl8366rb.c
index 34e371084d6d..ff607608dead 100644
--- a/drivers/net/dsa/realtek/rtl8366rb.c
+++ b/drivers/net/dsa/realtek/rtl8366rb.c
@@ -1814,3 +1814,7 @@ const struct realtek_variant rtl8366rb_variant = {
 	.chip_data_sz = sizeof(struct rtl8366rb),
 };
 EXPORT_SYMBOL_GPL(rtl8366rb_variant);
+
+MODULE_AUTHOR("Linus Walleij <linus.walleij@...aro.org>");
+MODULE_DESCRIPTION("Driver for RTL8366RB ethernet switch");
+MODULE_LICENSE("GPL");
-- 
2.34.0