Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 150 insertions, 0 deletions

diff --git a/drivers/net/dsa/realtek/realtek.h b/drivers/net/dsa/realtek/realtek.h
new file mode 100644
index 0000000000..4fa7c6ba87
--- /dev/null
+++ b/drivers/net/dsa/realtek/realtek.h
@@ -0,0 +1,150 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* Realtek SMI interface driver defines
+ *
+ * Copyright (C) 2017 Linus Walleij <linus.walleij@linaro.org>
+ * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
+ */
+
+#ifndef _REALTEK_H
+#define _REALTEK_H
+
+#include <linux/phy.h>
+#include <linux/platform_device.h>
+#include <linux/gpio/consumer.h>
+#include <net/dsa.h>
+
+#define REALTEK_HW_STOP_DELAY		25	/* msecs */
+#define REALTEK_HW_START_DELAY		100	/* msecs */
+
+struct realtek_ops;
+struct dentry;
+struct inode;
+struct file;
+
+struct rtl8366_mib_counter {
+	unsigned int	base;
+	unsigned int	offset;
+	unsigned int	length;
+	const char	*name;
+};
+
+/*
+ * struct rtl8366_vlan_mc - Virtual LAN member configuration
+ */
+struct rtl8366_vlan_mc {
+	u16	vid;
+	u16	untag;
+	u16	member;
+	u8	fid;
+	u8	priority;
+};
+
+struct rtl8366_vlan_4k {
+	u16	vid;
+	u16	untag;
+	u16	member;
+	u8	fid;
+};
+
+struct realtek_priv {
+	struct device		*dev;
+	struct gpio_desc	*reset;
+	struct gpio_desc	*mdc;
+	struct gpio_desc	*mdio;
+	struct regmap		*map;
+	struct regmap		*map_nolock;
+	struct mutex		map_lock;
+	struct mii_bus		*slave_mii_bus;
+	struct mii_bus		*bus;
+	int			mdio_addr;
+
+	unsigned int		clk_delay;
+	u8			cmd_read;
+	u8			cmd_write;
+	spinlock_t		lock; /* Locks around command writes */
+	struct dsa_switch	*ds;
+	struct irq_domain	*irqdomain;
+	bool			leds_disabled;
+
+	unsigned int		cpu_port;
+	unsigned int		num_ports;
+	unsigned int		num_vlan_mc;
+	unsigned int		num_mib_counters;
+	struct rtl8366_mib_counter *mib_counters;
+
+	const struct realtek_ops *ops;
+	int			(*setup_interface)(struct dsa_switch *ds);
+	int			(*write_reg_noack)(void *ctx, u32 addr, u32 data);
+
+	int			vlan_enabled;
+	int			vlan4k_enabled;
+
+	char			buf[4096];
+	void			*chip_data; /* Per-chip extra variant data */
+};
+
+/*
+ * struct realtek_ops - vtable for the per-SMI-chiptype operations
+ * @detect: detects the chiptype
+ */
+struct realtek_ops {
+	int	(*detect)(struct realtek_priv *priv);
+	int	(*reset_chip)(struct realtek_priv *priv);
+	int	(*setup)(struct realtek_priv *priv);
+	void	(*cleanup)(struct realtek_priv *priv);
+	int	(*get_mib_counter)(struct realtek_priv *priv,
+				   int port,
+				   struct rtl8366_mib_counter *mib,
+				   u64 *mibvalue);
+	int	(*get_vlan_mc)(struct realtek_priv *priv, u32 index,
+			       struct rtl8366_vlan_mc *vlanmc);
+	int	(*set_vlan_mc)(struct realtek_priv *priv, u32 index,
+			       const struct rtl8366_vlan_mc *vlanmc);
+	int	(*get_vlan_4k)(struct realtek_priv *priv, u32 vid,
+			       struct rtl8366_vlan_4k *vlan4k);
+	int	(*set_vlan_4k)(struct realtek_priv *priv,
+			       const struct rtl8366_vlan_4k *vlan4k);
+	int	(*get_mc_index)(struct realtek_priv *priv, int port, int *val);
+	int	(*set_mc_index)(struct realtek_priv *priv, int port, int index);
+	bool	(*is_vlan_valid)(struct realtek_priv *priv, unsigned int vlan);
+	int	(*enable_vlan)(struct realtek_priv *priv, bool enable);
+	int	(*enable_vlan4k)(struct realtek_priv *priv, bool enable);
+	int	(*enable_port)(struct realtek_priv *priv, int port, bool enable);
+	int	(*phy_read)(struct realtek_priv *priv, int phy, int regnum);
+	int	(*phy_write)(struct realtek_priv *priv, int phy, int regnum,
+			     u16 val);
+};
+
+struct realtek_variant {
+	const struct dsa_switch_ops *ds_ops_smi;
+	const struct dsa_switch_ops *ds_ops_mdio;
+	const struct realtek_ops *ops;
+	unsigned int clk_delay;
+	u8 cmd_read;
+	u8 cmd_write;
+	size_t chip_data_sz;
+};
+
+/* RTL8366 library helpers */
+int rtl8366_mc_is_used(struct realtek_priv *priv, int mc_index, int *used);
+int rtl8366_set_vlan(struct realtek_priv *priv, int vid, u32 member,
+		     u32 untag, u32 fid);
+int rtl8366_set_pvid(struct realtek_priv *priv, unsigned int port,
+		     unsigned int vid);
+int rtl8366_enable_vlan4k(struct realtek_priv *priv, bool enable);
+int rtl8366_enable_vlan(struct realtek_priv *priv, bool enable);
+int rtl8366_reset_vlan(struct realtek_priv *priv);
+int rtl8366_vlan_add(struct dsa_switch *ds, int port,
+		     const struct switchdev_obj_port_vlan *vlan,
+		     struct netlink_ext_ack *extack);
+int rtl8366_vlan_del(struct dsa_switch *ds, int port,
+		     const struct switchdev_obj_port_vlan *vlan);
+void rtl8366_get_strings(struct dsa_switch *ds, int port, u32 stringset,
+			 uint8_t *data);
+int rtl8366_get_sset_count(struct dsa_switch *ds, int port, int sset);
+void rtl8366_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *data);
+
+extern const struct realtek_variant rtl8366rb_variant;
+extern const struct realtek_variant rtl8365mb_variant;
+
+#endif /*  _REALTEK_H */