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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/drivers/net/ethernet/stmicro/stmmac/common.h
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@@ -1,19 +1,9 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*******************************************************************************
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   STMMAC Common Header File
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   Copyright (C) 2007-2009  STMicroelectronics Ltd
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-  This program is free software; you can redistribute it and/or modify it
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-  under the terms and conditions of the GNU General Public License,
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-  version 2, as published by the Free Software Foundation.
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-
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-  This program is distributed in the hope it will be useful, but WITHOUT
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-  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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-  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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-  more details.
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-
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-  The full GNU General Public License is included in this distribution in
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-  the file called "COPYING".
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   Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
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 *******************************************************************************/
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@@ -25,6 +15,7 @@
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 #include <linux/netdevice.h>
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 #include <linux/stmmac.h>
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 #include <linux/phy.h>
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+#include <linux/pcs/pcs-xpcs.h>
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 #include <linux/module.h>
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 #if IS_ENABLED(CONFIG_VLAN_8021Q)
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 #define STMMAC_VLAN_TAG_USED
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@@ -43,12 +34,32 @@
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 #define DWMAC_CORE_5_00		0x50
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 #define DWMAC_CORE_5_10		0x51
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 #define DWXGMAC_CORE_2_10	0x21
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+#define DWXLGMAC_CORE_2_00	0x20
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+
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+/* Device ID */
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+#define DWXGMAC_ID		0x76
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+#define DWXLGMAC_ID		0x27
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 #define STMMAC_CHAN0	0	/* Always supported and default for all chips */
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-/* These need to be power of two, and >= 4 */
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-#define DMA_TX_SIZE 512
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-#define DMA_RX_SIZE 512
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+/* TX and RX Descriptor Length, these need to be power of two.
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+ * TX descriptor length less than 64 may cause transmit queue timed out error.
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+ * RX descriptor length less than 64 may cause inconsistent Rx chain error.
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+ */
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+#define DMA_MIN_TX_SIZE		64
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+#define DMA_MAX_TX_SIZE		1024
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+#if IS_ENABLED(CONFIG_STMMAC_UIO)
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+#define DMA_DEFAULT_TX_SIZE	1024
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+#else
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+#define DMA_DEFAULT_TX_SIZE	512
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+#endif
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+#define DMA_MIN_RX_SIZE		64
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+#define DMA_MAX_RX_SIZE		1024
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+#if IS_ENABLED(CONFIG_STMMAC_UIO)
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+#define DMA_DEFAULT_RX_SIZE	1024
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+#else
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+#define DMA_DEFAULT_RX_SIZE	512
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+#endif
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 #define STMMAC_GET_ENTRY(x, size)	((x + 1) & (size - 1))
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 #undef FRAME_FILTER_DEBUG
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@@ -85,6 +96,7 @@
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 	unsigned long rx_missed_cntr;
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 	unsigned long rx_overflow_cntr;
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 	unsigned long rx_vlan;
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+	unsigned long rx_split_hdr_pkt_n;
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 	/* Tx/Rx IRQ error info */
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 	unsigned long tx_undeflow_irq;
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 	unsigned long tx_process_stopped_irq;
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@@ -256,12 +268,14 @@
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 /* Max/Min RI Watchdog Timer count value */
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 #define MAX_DMA_RIWT		0xff
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-#define MIN_DMA_RIWT		0x20
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+#define MIN_DMA_RIWT		0x10
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+#define DEF_DMA_RIWT		0xa0
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 /* Tx coalesce parameters */
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 #define STMMAC_COAL_TX_TIMER	1000
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 #define STMMAC_MAX_COAL_TX_TICK	100000
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 #define STMMAC_TX_MAX_FRAMES	256
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-#define STMMAC_TX_FRAMES	1
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+#define STMMAC_TX_FRAMES	25
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+#define STMMAC_RX_FRAMES	0
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 /* Packets types */
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 enum packets_types {
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@@ -335,6 +349,7 @@
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 	/* 802.3az - Energy-Efficient Ethernet (EEE) */
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 	unsigned int eee;
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 	unsigned int av;
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+	unsigned int hash_tb_sz;
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 	unsigned int tsoen;
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 	/* TX and RX csum */
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 	unsigned int tx_coe;
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@@ -361,6 +376,20 @@
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 	unsigned int frpsel;
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 	unsigned int frpbs;
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 	unsigned int frpes;
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+	unsigned int addr64;
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+	unsigned int rssen;
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+	unsigned int vlhash;
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+	unsigned int sphen;
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+	unsigned int vlins;
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+	unsigned int dvlan;
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+	unsigned int l3l4fnum;
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+	unsigned int arpoffsel;
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+	/* TSN Features */
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+	unsigned int estwid;
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+	unsigned int estdep;
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+	unsigned int estsel;
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+	unsigned int fpesel;
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+	unsigned int tbssel;
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 };
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 /* RX Buffer size must be multiple of 4/8/16 bytes */
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@@ -387,6 +416,16 @@
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 #define JUMBO_LEN		9000
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+/* Receive Side Scaling */
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+#define STMMAC_RSS_HASH_KEY_SIZE	40
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+#define STMMAC_RSS_MAX_TABLE_SIZE	256
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+
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+/* VLAN */
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+#define STMMAC_VLAN_NONE	0x0
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+#define STMMAC_VLAN_REMOVE	0x1
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+#define STMMAC_VLAN_INSERT	0x2
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+#define STMMAC_VLAN_REPLACE	0x3
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+
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 extern const struct stmmac_desc_ops enh_desc_ops;
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 extern const struct stmmac_desc_ops ndesc_ops;
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@@ -401,8 +440,18 @@
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 	u32 speed100;
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 	u32 speed1000;
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 	u32 speed2500;
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-	u32 speed10000;
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 	u32 duplex;
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+	struct {
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+		u32 speed2500;
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+		u32 speed5000;
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+		u32 speed10000;
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+	} xgmii;
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+	struct {
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+		u32 speed25000;
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+		u32 speed40000;
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+		u32 speed50000;
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+		u32 speed100000;
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+	} xlgmii;
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 };
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 struct mii_regs {
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@@ -423,16 +472,24 @@
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 	const struct stmmac_mode_ops *mode;
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 	const struct stmmac_hwtimestamp *ptp;
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 	const struct stmmac_tc_ops *tc;
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+	const struct stmmac_mmc_ops *mmc;
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+	const struct mdio_xpcs_ops *xpcs;
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+	struct mdio_xpcs_args xpcs_args;
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 	struct mii_regs mii;	/* MII register Addresses */
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 	struct mac_link link;
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 	void __iomem *pcsr;     /* vpointer to device CSRs */
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-	int multicast_filter_bins;
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-	int unicast_filter_entries;
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-	int mcast_bits_log2;
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+	unsigned int multicast_filter_bins;
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+	unsigned int unicast_filter_entries;
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+	unsigned int mcast_bits_log2;
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 	unsigned int rx_csum;
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 	unsigned int pcs;
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 	unsigned int pmt;
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 	unsigned int ps;
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+	unsigned int xlgmac;
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+	unsigned int num_vlan;
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+	u32 vlan_filter[32];
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+	bool vlan_fail_q_en;
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+	u8 vlan_fail_q;
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 };
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 struct stmmac_rx_routing {
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@@ -444,6 +501,7 @@
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 int dwmac1000_setup(struct stmmac_priv *priv);
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 int dwmac4_setup(struct stmmac_priv *priv);
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 int dwxgmac2_setup(struct stmmac_priv *priv);
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+int dwxlgmac2_setup(struct stmmac_priv *priv);
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 void stmmac_set_mac_addr(void __iomem *ioaddr, u8 addr[6],
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 			 unsigned int high, unsigned int low);