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From: Fiona Klute <fiona.klute@gmx.de>
To: linux-wireless@vger.kernel.org,
	Ping-Ke Shih <pkshih@realtek.com>
Cc: Fiona Klute <fiona.klute@gmx.de>,
	Kalle Valo <kvalo@kernel.org>,
	Ulf Hansson <ulf.hansson@linaro.org>,
	linux-mmc@vger.kernel.org,
	Pavel Machek <pavel@ucw.cz>,
	=?UTF-8?q?Ond=C5=99ej=20Jirman?= <megi@xff.cz>
Subject: [PATCH v4 9/9] wifi: rtw88: SDIO device driver for RTL8723CS
Date: Mon, 11 Mar 2024 11:37:13 +0100
Message-ID: <20240311103735.615541-10-fiona.klute@gmx.de>
In-Reply-To: <20240311103735.615541-1-fiona.klute@gmx.de>
References: <20240311103735.615541-1-fiona.klute@gmx.de>
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This driver uses the new rtw8703b chip driver code.

Acked-by: Ping-Ke Shih <pkshih@realtek.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org> # For SDIO
Tested-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Fiona Klute <fiona.klute@gmx.de>
=2D--
 drivers/net/wireless/realtek/rtw88/Kconfig    | 18 ++++++++++
 drivers/net/wireless/realtek/rtw88/Makefile   |  6 ++++
 .../net/wireless/realtek/rtw88/rtw8723cs.c    | 34 +++++++++++++++++++
 include/linux/mmc/sdio_ids.h                  |  1 +
 4 files changed, 59 insertions(+)
 create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8723cs.c

diff --git a/drivers/net/wireless/realtek/rtw88/Kconfig b/drivers/net/wire=
less/realtek/rtw88/Kconfig
index 07b5b2f6eef..22838ede03c 100644
=2D-- a/drivers/net/wireless/realtek/rtw88/Kconfig
+++ b/drivers/net/wireless/realtek/rtw88/Kconfig
@@ -31,6 +31,10 @@ config RTW88_8822C
 config RTW88_8723X
 	tristate

+config RTW88_8703B
+	tristate
+	select RTW88_8723X
+
 config RTW88_8723D
 	tristate
 	select RTW88_8723X
@@ -126,6 +130,20 @@ config RTW88_8723DS

 	  802.11n SDIO wireless network adapter

+config RTW88_8723CS
+	tristate "Realtek 8723CS SDIO wireless network adapter"
+	depends on MMC
+	select RTW88_CORE
+	select RTW88_SDIO
+	select RTW88_8703B
+	help
+	  Select this option to enable support for 8723CS chipset (EXPERIMENTAL)
+
+	  This module adds support for the 8723CS 802.11n SDIO
+	  wireless network adapter.
+
+	  If you choose to build a module, it'll be called rtw88_8723cs.
+
 config RTW88_8723DU
 	tristate "Realtek 8723DU USB wireless network adapter"
 	depends on USB
diff --git a/drivers/net/wireless/realtek/rtw88/Makefile b/drivers/net/wir=
eless/realtek/rtw88/Makefile
index 22516c98460..8f47359b438 100644
=2D-- a/drivers/net/wireless/realtek/rtw88/Makefile
+++ b/drivers/net/wireless/realtek/rtw88/Makefile
@@ -47,6 +47,12 @@ rtw88_8822cu-objs		:=3D rtw8822cu.o
 obj-$(CONFIG_RTW88_8723X)	+=3D rtw88_8723x.o
 rtw88_8723x-objs		:=3D rtw8723x.o

+obj-$(CONFIG_RTW88_8703B)	+=3D rtw88_8703b.o
+rtw88_8703b-objs		:=3D rtw8703b.o rtw8703b_tables.o
+
+obj-$(CONFIG_RTW88_8723CS)	+=3D rtw88_8723cs.o
+rtw88_8723cs-objs		:=3D rtw8723cs.o
+
 obj-$(CONFIG_RTW88_8723D)	+=3D rtw88_8723d.o
 rtw88_8723d-objs		:=3D rtw8723d.o rtw8723d_table.o

diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723cs.c b/drivers/net/=
wireless/realtek/rtw88/rtw8723cs.c
new file mode 100644
index 00000000000..8d38d36be8c
=2D-- /dev/null
+++ b/drivers/net/wireless/realtek/rtw88/rtw8723cs.c
@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+/* Copyright Fiona Klute <fiona.klute@gmx.de> */
+
+#include <linux/mmc/sdio_func.h>
+#include <linux/mmc/sdio_ids.h>
+#include <linux/module.h>
+#include "main.h"
+#include "rtw8703b.h"
+#include "sdio.h"
+
+static const struct sdio_device_id rtw_8723cs_id_table[] =3D {
+	{
+		SDIO_DEVICE(SDIO_VENDOR_ID_REALTEK,
+			    SDIO_DEVICE_ID_REALTEK_RTW8723CS),
+		.driver_data =3D (kernel_ulong_t)&rtw8703b_hw_spec,
+	},
+	{}
+};
+MODULE_DEVICE_TABLE(sdio, rtw_8723cs_id_table);
+
+static struct sdio_driver rtw_8723cs_driver =3D {
+	.name =3D "rtw8723cs",
+	.id_table =3D rtw_8723cs_id_table,
+	.probe =3D rtw_sdio_probe,
+	.remove =3D rtw_sdio_remove,
+	.drv =3D {
+		.pm =3D &rtw_sdio_pm_ops,
+		.shutdown =3D rtw_sdio_shutdown
+	}};
+module_sdio_driver(rtw_8723cs_driver);
+
+MODULE_AUTHOR("Fiona Klute <fiona.klute@gmx.de>");
+MODULE_DESCRIPTION("Realtek 802.11n wireless 8723cs driver");
+MODULE_LICENSE("Dual BSD/GPL");
diff --git a/include/linux/mmc/sdio_ids.h b/include/linux/mmc/sdio_ids.h
index 7fada7a714f..7cddfdac2f5 100644
=2D-- a/include/linux/mmc/sdio_ids.h
+++ b/include/linux/mmc/sdio_ids.h
@@ -124,6 +124,7 @@
 #define SDIO_DEVICE_ID_REALTEK_RTW8723DS_2ANT	0xd723
 #define SDIO_DEVICE_ID_REALTEK_RTW8723DS_1ANT	0xd724
 #define SDIO_DEVICE_ID_REALTEK_RTW8821DS	0xd821
+#define SDIO_DEVICE_ID_REALTEK_RTW8723CS	0xb703

 #define SDIO_VENDOR_ID_SIANO			0x039a
 #define SDIO_DEVICE_ID_SIANO_NOVA_B0		0x0201
=2D-
2.43.0