xref: /openbmc/linux/drivers/net/ethernet/ti/cpsw_priv.h (revision c900529f3d9161bfde5cca0754f83b4d3c3e0220)
1814b4a67SGrygorii Strashko /* SPDX-License-Identifier: GPL-2.0 */
2814b4a67SGrygorii Strashko /*
3814b4a67SGrygorii Strashko  * Texas Instruments Ethernet Switch Driver
4814b4a67SGrygorii Strashko  */
5814b4a67SGrygorii Strashko 
6814b4a67SGrygorii Strashko #ifndef DRIVERS_NET_ETHERNET_TI_CPSW_PRIV_H_
7814b4a67SGrygorii Strashko #define DRIVERS_NET_ETHERNET_TI_CPSW_PRIV_H_
8814b4a67SGrygorii Strashko 
9*92272ec4SJakub Kicinski #include <net/xdp.h>
103b80b73aSJakub Kicinski #include <uapi/linux/bpf.h>
113b80b73aSJakub Kicinski 
12c24eef28SGrygorii Strashko #include "davinci_cpdma.h"
13c24eef28SGrygorii Strashko 
14814b4a67SGrygorii Strashko #define CPSW_DEBUG	(NETIF_MSG_HW		| NETIF_MSG_WOL		| \
15814b4a67SGrygorii Strashko 			 NETIF_MSG_DRV		| NETIF_MSG_LINK	| \
16814b4a67SGrygorii Strashko 			 NETIF_MSG_IFUP		| NETIF_MSG_INTR	| \
17814b4a67SGrygorii Strashko 			 NETIF_MSG_PROBE	| NETIF_MSG_TIMER	| \
18814b4a67SGrygorii Strashko 			 NETIF_MSG_IFDOWN	| NETIF_MSG_RX_ERR	| \
19814b4a67SGrygorii Strashko 			 NETIF_MSG_TX_ERR	| NETIF_MSG_TX_DONE	| \
20814b4a67SGrygorii Strashko 			 NETIF_MSG_PKTDATA	| NETIF_MSG_TX_QUEUED	| \
21814b4a67SGrygorii Strashko 			 NETIF_MSG_RX_STATUS)
22814b4a67SGrygorii Strashko 
23814b4a67SGrygorii Strashko #define cpsw_info(priv, type, format, ...)		\
24814b4a67SGrygorii Strashko do {								\
25814b4a67SGrygorii Strashko 	if (netif_msg_##type(priv) && net_ratelimit())		\
26814b4a67SGrygorii Strashko 		dev_info(priv->dev, format, ## __VA_ARGS__);	\
27814b4a67SGrygorii Strashko } while (0)
28814b4a67SGrygorii Strashko 
29814b4a67SGrygorii Strashko #define cpsw_err(priv, type, format, ...)		\
30814b4a67SGrygorii Strashko do {								\
31814b4a67SGrygorii Strashko 	if (netif_msg_##type(priv) && net_ratelimit())		\
32814b4a67SGrygorii Strashko 		dev_err(priv->dev, format, ## __VA_ARGS__);	\
33814b4a67SGrygorii Strashko } while (0)
34814b4a67SGrygorii Strashko 
35814b4a67SGrygorii Strashko #define cpsw_dbg(priv, type, format, ...)		\
36814b4a67SGrygorii Strashko do {								\
37814b4a67SGrygorii Strashko 	if (netif_msg_##type(priv) && net_ratelimit())		\
38814b4a67SGrygorii Strashko 		dev_dbg(priv->dev, format, ## __VA_ARGS__);	\
39814b4a67SGrygorii Strashko } while (0)
40814b4a67SGrygorii Strashko 
41814b4a67SGrygorii Strashko #define cpsw_notice(priv, type, format, ...)		\
42814b4a67SGrygorii Strashko do {								\
43814b4a67SGrygorii Strashko 	if (netif_msg_##type(priv) && net_ratelimit())		\
44814b4a67SGrygorii Strashko 		dev_notice(priv->dev, format, ## __VA_ARGS__);	\
45814b4a67SGrygorii Strashko } while (0)
46814b4a67SGrygorii Strashko 
47814b4a67SGrygorii Strashko #define ALE_ALL_PORTS		0x7
48814b4a67SGrygorii Strashko 
49814b4a67SGrygorii Strashko #define CPSW_MAJOR_VERSION(reg)		(reg >> 8 & 0x7)
50814b4a67SGrygorii Strashko #define CPSW_MINOR_VERSION(reg)		(reg & 0xff)
51814b4a67SGrygorii Strashko #define CPSW_RTL_VERSION(reg)		((reg >> 11) & 0x1f)
52814b4a67SGrygorii Strashko 
53814b4a67SGrygorii Strashko #define CPSW_VERSION_1		0x19010a
54814b4a67SGrygorii Strashko #define CPSW_VERSION_2		0x19010c
55814b4a67SGrygorii Strashko #define CPSW_VERSION_3		0x19010f
56814b4a67SGrygorii Strashko #define CPSW_VERSION_4		0x190112
57814b4a67SGrygorii Strashko 
58814b4a67SGrygorii Strashko #define HOST_PORT_NUM		0
59814b4a67SGrygorii Strashko #define CPSW_ALE_PORTS_NUM	3
60ed3525edSIlias Apalodimas #define CPSW_SLAVE_PORTS_NUM	2
61814b4a67SGrygorii Strashko #define SLIVER_SIZE		0x40
62814b4a67SGrygorii Strashko 
63814b4a67SGrygorii Strashko #define CPSW1_HOST_PORT_OFFSET	0x028
64814b4a67SGrygorii Strashko #define CPSW1_SLAVE_OFFSET	0x050
65814b4a67SGrygorii Strashko #define CPSW1_SLAVE_SIZE	0x040
66814b4a67SGrygorii Strashko #define CPSW1_CPDMA_OFFSET	0x100
67814b4a67SGrygorii Strashko #define CPSW1_STATERAM_OFFSET	0x200
68814b4a67SGrygorii Strashko #define CPSW1_HW_STATS		0x400
69814b4a67SGrygorii Strashko #define CPSW1_CPTS_OFFSET	0x500
70814b4a67SGrygorii Strashko #define CPSW1_ALE_OFFSET	0x600
71814b4a67SGrygorii Strashko #define CPSW1_SLIVER_OFFSET	0x700
72ed3525edSIlias Apalodimas #define CPSW1_WR_OFFSET		0x900
73814b4a67SGrygorii Strashko 
74814b4a67SGrygorii Strashko #define CPSW2_HOST_PORT_OFFSET	0x108
75814b4a67SGrygorii Strashko #define CPSW2_SLAVE_OFFSET	0x200
76814b4a67SGrygorii Strashko #define CPSW2_SLAVE_SIZE	0x100
77814b4a67SGrygorii Strashko #define CPSW2_CPDMA_OFFSET	0x800
78814b4a67SGrygorii Strashko #define CPSW2_HW_STATS		0x900
79814b4a67SGrygorii Strashko #define CPSW2_STATERAM_OFFSET	0xa00
80814b4a67SGrygorii Strashko #define CPSW2_CPTS_OFFSET	0xc00
81814b4a67SGrygorii Strashko #define CPSW2_ALE_OFFSET	0xd00
82814b4a67SGrygorii Strashko #define CPSW2_SLIVER_OFFSET	0xd80
83814b4a67SGrygorii Strashko #define CPSW2_BD_OFFSET		0x2000
84ed3525edSIlias Apalodimas #define CPSW2_WR_OFFSET		0x1200
85814b4a67SGrygorii Strashko 
86814b4a67SGrygorii Strashko #define CPDMA_RXTHRESH		0x0c0
87814b4a67SGrygorii Strashko #define CPDMA_RXFREE		0x0e0
88814b4a67SGrygorii Strashko #define CPDMA_TXHDP		0x00
89814b4a67SGrygorii Strashko #define CPDMA_RXHDP		0x20
90814b4a67SGrygorii Strashko #define CPDMA_TXCP		0x40
91814b4a67SGrygorii Strashko #define CPDMA_RXCP		0x60
92814b4a67SGrygorii Strashko 
93814b4a67SGrygorii Strashko #define CPSW_RX_VLAN_ENCAP_HDR_SIZE		4
94acc68b8dSGrygorii Strashko #define CPSW_MIN_PACKET_SIZE_VLAN	(VLAN_ETH_ZLEN)
95acc68b8dSGrygorii Strashko #define CPSW_MIN_PACKET_SIZE	(ETH_ZLEN)
96814b4a67SGrygorii Strashko #define CPSW_MAX_PACKET_SIZE	(VLAN_ETH_FRAME_LEN +\
97814b4a67SGrygorii Strashko 				 ETH_FCS_LEN +\
98814b4a67SGrygorii Strashko 				 CPSW_RX_VLAN_ENCAP_HDR_SIZE)
99814b4a67SGrygorii Strashko 
100814b4a67SGrygorii Strashko #define RX_PRIORITY_MAPPING	0x76543210
101814b4a67SGrygorii Strashko #define TX_PRIORITY_MAPPING	0x33221100
102814b4a67SGrygorii Strashko #define CPDMA_TX_PRIORITY_MAP	0x76543210
103814b4a67SGrygorii Strashko 
104814b4a67SGrygorii Strashko #define CPSW_VLAN_AWARE		BIT(1)
105814b4a67SGrygorii Strashko #define CPSW_RX_VLAN_ENCAP	BIT(2)
106814b4a67SGrygorii Strashko #define CPSW_ALE_VLAN_AWARE	1
107814b4a67SGrygorii Strashko 
108814b4a67SGrygorii Strashko #define CPSW_FIFO_NORMAL_MODE		(0 << 16)
109814b4a67SGrygorii Strashko #define CPSW_FIFO_DUAL_MAC_MODE		(1 << 16)
110814b4a67SGrygorii Strashko #define CPSW_FIFO_RATE_LIMIT_MODE	(2 << 16)
111814b4a67SGrygorii Strashko 
112814b4a67SGrygorii Strashko #define CPSW_INTPACEEN		(0x3f << 16)
113814b4a67SGrygorii Strashko #define CPSW_INTPRESCALE_MASK	(0x7FF << 0)
114814b4a67SGrygorii Strashko #define CPSW_CMINTMAX_CNT	63
115814b4a67SGrygorii Strashko #define CPSW_CMINTMIN_CNT	2
116814b4a67SGrygorii Strashko #define CPSW_CMINTMAX_INTVL	(1000 / CPSW_CMINTMIN_CNT)
117814b4a67SGrygorii Strashko #define CPSW_CMINTMIN_INTVL	((1000 / CPSW_CMINTMAX_CNT) + 1)
118814b4a67SGrygorii Strashko 
119814b4a67SGrygorii Strashko #define IRQ_NUM			2
120814b4a67SGrygorii Strashko #define CPSW_MAX_QUEUES		8
121814b4a67SGrygorii Strashko #define CPSW_CPDMA_DESCS_POOL_SIZE_DEFAULT 256
122ed3525edSIlias Apalodimas #define CPSW_ALE_AGEOUT_DEFAULT		10 /* sec */
123814b4a67SGrygorii Strashko #define CPSW_FIFO_QUEUE_TYPE_SHIFT	16
124814b4a67SGrygorii Strashko #define CPSW_FIFO_SHAPE_EN_SHIFT	16
125814b4a67SGrygorii Strashko #define CPSW_FIFO_RATE_EN_SHIFT		20
126814b4a67SGrygorii Strashko #define CPSW_TC_NUM			4
127814b4a67SGrygorii Strashko #define CPSW_FIFO_SHAPERS_NUM		(CPSW_TC_NUM - 1)
128814b4a67SGrygorii Strashko #define CPSW_PCT_MASK			0x7f
129ed3525edSIlias Apalodimas #define CPSW_BD_RAM_SIZE		0x2000
130814b4a67SGrygorii Strashko 
131814b4a67SGrygorii Strashko #define CPSW_RX_VLAN_ENCAP_HDR_PRIO_SHIFT	29
132814b4a67SGrygorii Strashko #define CPSW_RX_VLAN_ENCAP_HDR_PRIO_MSK		GENMASK(2, 0)
133814b4a67SGrygorii Strashko #define CPSW_RX_VLAN_ENCAP_HDR_VID_SHIFT	16
134814b4a67SGrygorii Strashko #define CPSW_RX_VLAN_ENCAP_HDR_PKT_TYPE_SHIFT	8
135814b4a67SGrygorii Strashko #define CPSW_RX_VLAN_ENCAP_HDR_PKT_TYPE_MSK	GENMASK(1, 0)
136814b4a67SGrygorii Strashko enum {
137814b4a67SGrygorii Strashko 	CPSW_RX_VLAN_ENCAP_HDR_PKT_VLAN_TAG = 0,
138814b4a67SGrygorii Strashko 	CPSW_RX_VLAN_ENCAP_HDR_PKT_RESERV,
139814b4a67SGrygorii Strashko 	CPSW_RX_VLAN_ENCAP_HDR_PKT_PRIO_TAG,
140814b4a67SGrygorii Strashko 	CPSW_RX_VLAN_ENCAP_HDR_PKT_UNTAG,
141814b4a67SGrygorii Strashko };
142814b4a67SGrygorii Strashko 
143814b4a67SGrygorii Strashko struct cpsw_wr_regs {
144814b4a67SGrygorii Strashko 	u32	id_ver;
145814b4a67SGrygorii Strashko 	u32	soft_reset;
146814b4a67SGrygorii Strashko 	u32	control;
147814b4a67SGrygorii Strashko 	u32	int_control;
148814b4a67SGrygorii Strashko 	u32	rx_thresh_en;
149814b4a67SGrygorii Strashko 	u32	rx_en;
150814b4a67SGrygorii Strashko 	u32	tx_en;
151814b4a67SGrygorii Strashko 	u32	misc_en;
152814b4a67SGrygorii Strashko 	u32	mem_allign1[8];
153814b4a67SGrygorii Strashko 	u32	rx_thresh_stat;
154814b4a67SGrygorii Strashko 	u32	rx_stat;
155814b4a67SGrygorii Strashko 	u32	tx_stat;
156814b4a67SGrygorii Strashko 	u32	misc_stat;
157814b4a67SGrygorii Strashko 	u32	mem_allign2[8];
158814b4a67SGrygorii Strashko 	u32	rx_imax;
159814b4a67SGrygorii Strashko 	u32	tx_imax;
160814b4a67SGrygorii Strashko 
161814b4a67SGrygorii Strashko };
162814b4a67SGrygorii Strashko 
163814b4a67SGrygorii Strashko struct cpsw_ss_regs {
164814b4a67SGrygorii Strashko 	u32	id_ver;
165814b4a67SGrygorii Strashko 	u32	control;
166814b4a67SGrygorii Strashko 	u32	soft_reset;
167814b4a67SGrygorii Strashko 	u32	stat_port_en;
168814b4a67SGrygorii Strashko 	u32	ptype;
169814b4a67SGrygorii Strashko 	u32	soft_idle;
170814b4a67SGrygorii Strashko 	u32	thru_rate;
171814b4a67SGrygorii Strashko 	u32	gap_thresh;
172814b4a67SGrygorii Strashko 	u32	tx_start_wds;
173814b4a67SGrygorii Strashko 	u32	flow_control;
174814b4a67SGrygorii Strashko 	u32	vlan_ltype;
175814b4a67SGrygorii Strashko 	u32	ts_ltype;
176814b4a67SGrygorii Strashko 	u32	dlr_ltype;
177814b4a67SGrygorii Strashko };
178814b4a67SGrygorii Strashko 
179814b4a67SGrygorii Strashko /* CPSW_PORT_V1 */
180814b4a67SGrygorii Strashko #define CPSW1_MAX_BLKS      0x00 /* Maximum FIFO Blocks */
181814b4a67SGrygorii Strashko #define CPSW1_BLK_CNT       0x04 /* FIFO Block Usage Count (Read Only) */
182814b4a67SGrygorii Strashko #define CPSW1_TX_IN_CTL     0x08 /* Transmit FIFO Control */
183814b4a67SGrygorii Strashko #define CPSW1_PORT_VLAN     0x0c /* VLAN Register */
184814b4a67SGrygorii Strashko #define CPSW1_TX_PRI_MAP    0x10 /* Tx Header Priority to Switch Pri Mapping */
185814b4a67SGrygorii Strashko #define CPSW1_TS_CTL        0x14 /* Time Sync Control */
186814b4a67SGrygorii Strashko #define CPSW1_TS_SEQ_LTYPE  0x18 /* Time Sync Sequence ID Offset and Msg Type */
187814b4a67SGrygorii Strashko #define CPSW1_TS_VLAN       0x1c /* Time Sync VLAN1 and VLAN2 */
188814b4a67SGrygorii Strashko 
189814b4a67SGrygorii Strashko /* CPSW_PORT_V2 */
190814b4a67SGrygorii Strashko #define CPSW2_CONTROL       0x00 /* Control Register */
191814b4a67SGrygorii Strashko #define CPSW2_MAX_BLKS      0x08 /* Maximum FIFO Blocks */
192814b4a67SGrygorii Strashko #define CPSW2_BLK_CNT       0x0c /* FIFO Block Usage Count (Read Only) */
193814b4a67SGrygorii Strashko #define CPSW2_TX_IN_CTL     0x10 /* Transmit FIFO Control */
194814b4a67SGrygorii Strashko #define CPSW2_PORT_VLAN     0x14 /* VLAN Register */
195814b4a67SGrygorii Strashko #define CPSW2_TX_PRI_MAP    0x18 /* Tx Header Priority to Switch Pri Mapping */
196814b4a67SGrygorii Strashko #define CPSW2_TS_SEQ_MTYPE  0x1c /* Time Sync Sequence ID Offset and Msg Type */
197814b4a67SGrygorii Strashko 
198814b4a67SGrygorii Strashko /* CPSW_PORT_V1 and V2 */
199814b4a67SGrygorii Strashko #define SA_LO               0x20 /* CPGMAC_SL Source Address Low */
200814b4a67SGrygorii Strashko #define SA_HI               0x24 /* CPGMAC_SL Source Address High */
201814b4a67SGrygorii Strashko #define SEND_PERCENT        0x28 /* Transmit Queue Send Percentages */
202814b4a67SGrygorii Strashko 
203814b4a67SGrygorii Strashko /* CPSW_PORT_V2 only */
204814b4a67SGrygorii Strashko #define RX_DSCP_PRI_MAP0    0x30 /* Rx DSCP Priority to Rx Packet Mapping */
205814b4a67SGrygorii Strashko #define RX_DSCP_PRI_MAP1    0x34 /* Rx DSCP Priority to Rx Packet Mapping */
206814b4a67SGrygorii Strashko #define RX_DSCP_PRI_MAP2    0x38 /* Rx DSCP Priority to Rx Packet Mapping */
207814b4a67SGrygorii Strashko #define RX_DSCP_PRI_MAP3    0x3c /* Rx DSCP Priority to Rx Packet Mapping */
208814b4a67SGrygorii Strashko #define RX_DSCP_PRI_MAP4    0x40 /* Rx DSCP Priority to Rx Packet Mapping */
209814b4a67SGrygorii Strashko #define RX_DSCP_PRI_MAP5    0x44 /* Rx DSCP Priority to Rx Packet Mapping */
210814b4a67SGrygorii Strashko #define RX_DSCP_PRI_MAP6    0x48 /* Rx DSCP Priority to Rx Packet Mapping */
211814b4a67SGrygorii Strashko #define RX_DSCP_PRI_MAP7    0x4c /* Rx DSCP Priority to Rx Packet Mapping */
212814b4a67SGrygorii Strashko 
213814b4a67SGrygorii Strashko /* Bit definitions for the CPSW2_CONTROL register */
214814b4a67SGrygorii Strashko #define PASS_PRI_TAGGED     BIT(24) /* Pass Priority Tagged */
215814b4a67SGrygorii Strashko #define VLAN_LTYPE2_EN      BIT(21) /* VLAN LTYPE 2 enable */
216814b4a67SGrygorii Strashko #define VLAN_LTYPE1_EN      BIT(20) /* VLAN LTYPE 1 enable */
217814b4a67SGrygorii Strashko #define DSCP_PRI_EN         BIT(16) /* DSCP Priority Enable */
218814b4a67SGrygorii Strashko #define TS_107              BIT(15) /* Tyme Sync Dest IP Address 107 */
219814b4a67SGrygorii Strashko #define TS_320              BIT(14) /* Time Sync Dest Port 320 enable */
220814b4a67SGrygorii Strashko #define TS_319              BIT(13) /* Time Sync Dest Port 319 enable */
221814b4a67SGrygorii Strashko #define TS_132              BIT(12) /* Time Sync Dest IP Addr 132 enable */
222814b4a67SGrygorii Strashko #define TS_131              BIT(11) /* Time Sync Dest IP Addr 131 enable */
223814b4a67SGrygorii Strashko #define TS_130              BIT(10) /* Time Sync Dest IP Addr 130 enable */
224814b4a67SGrygorii Strashko #define TS_129              BIT(9)  /* Time Sync Dest IP Addr 129 enable */
225814b4a67SGrygorii Strashko #define TS_TTL_NONZERO      BIT(8)  /* Time Sync Time To Live Non-zero enable */
226814b4a67SGrygorii Strashko #define TS_ANNEX_F_EN       BIT(6)  /* Time Sync Annex F enable */
227814b4a67SGrygorii Strashko #define TS_ANNEX_D_EN       BIT(4)  /* Time Sync Annex D enable */
228814b4a67SGrygorii Strashko #define TS_LTYPE2_EN        BIT(3)  /* Time Sync LTYPE 2 enable */
229814b4a67SGrygorii Strashko #define TS_LTYPE1_EN        BIT(2)  /* Time Sync LTYPE 1 enable */
230814b4a67SGrygorii Strashko #define TS_TX_EN            BIT(1)  /* Time Sync Transmit Enable */
231814b4a67SGrygorii Strashko #define TS_RX_EN            BIT(0)  /* Time Sync Receive Enable */
232814b4a67SGrygorii Strashko 
233814b4a67SGrygorii Strashko #define CTRL_V2_TS_BITS \
234814b4a67SGrygorii Strashko 	(TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 |\
235814b4a67SGrygorii Strashko 	 TS_TTL_NONZERO  | TS_ANNEX_D_EN | TS_LTYPE1_EN | VLAN_LTYPE1_EN)
236814b4a67SGrygorii Strashko 
237814b4a67SGrygorii Strashko #define CTRL_V2_ALL_TS_MASK (CTRL_V2_TS_BITS | TS_TX_EN | TS_RX_EN)
238814b4a67SGrygorii Strashko #define CTRL_V2_TX_TS_BITS  (CTRL_V2_TS_BITS | TS_TX_EN)
239814b4a67SGrygorii Strashko #define CTRL_V2_RX_TS_BITS  (CTRL_V2_TS_BITS | TS_RX_EN)
240814b4a67SGrygorii Strashko 
241814b4a67SGrygorii Strashko 
242814b4a67SGrygorii Strashko #define CTRL_V3_TS_BITS \
243814b4a67SGrygorii Strashko 	(TS_107 | TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 |\
244814b4a67SGrygorii Strashko 	 TS_TTL_NONZERO | TS_ANNEX_F_EN | TS_ANNEX_D_EN |\
245814b4a67SGrygorii Strashko 	 TS_LTYPE1_EN | VLAN_LTYPE1_EN)
246814b4a67SGrygorii Strashko 
247814b4a67SGrygorii Strashko #define CTRL_V3_ALL_TS_MASK (CTRL_V3_TS_BITS | TS_TX_EN | TS_RX_EN)
248814b4a67SGrygorii Strashko #define CTRL_V3_TX_TS_BITS  (CTRL_V3_TS_BITS | TS_TX_EN)
249814b4a67SGrygorii Strashko #define CTRL_V3_RX_TS_BITS  (CTRL_V3_TS_BITS | TS_RX_EN)
250814b4a67SGrygorii Strashko 
251814b4a67SGrygorii Strashko /* Bit definitions for the CPSW2_TS_SEQ_MTYPE register */
252814b4a67SGrygorii Strashko #define TS_SEQ_ID_OFFSET_SHIFT   (16)    /* Time Sync Sequence ID Offset */
253814b4a67SGrygorii Strashko #define TS_SEQ_ID_OFFSET_MASK    (0x3f)
254814b4a67SGrygorii Strashko #define TS_MSG_TYPE_EN_SHIFT     (0)     /* Time Sync Message Type Enable */
255814b4a67SGrygorii Strashko #define TS_MSG_TYPE_EN_MASK      (0xffff)
256814b4a67SGrygorii Strashko 
257814b4a67SGrygorii Strashko /* The PTP event messages - Sync, Delay_Req, Pdelay_Req, and Pdelay_Resp. */
258814b4a67SGrygorii Strashko #define EVENT_MSG_BITS ((1<<0) | (1<<1) | (1<<2) | (1<<3))
259814b4a67SGrygorii Strashko 
260814b4a67SGrygorii Strashko /* Bit definitions for the CPSW1_TS_CTL register */
261814b4a67SGrygorii Strashko #define CPSW_V1_TS_RX_EN		BIT(0)
262814b4a67SGrygorii Strashko #define CPSW_V1_TS_TX_EN		BIT(4)
263814b4a67SGrygorii Strashko #define CPSW_V1_MSG_TYPE_OFS		16
264814b4a67SGrygorii Strashko 
265814b4a67SGrygorii Strashko /* Bit definitions for the CPSW1_TS_SEQ_LTYPE register */
266814b4a67SGrygorii Strashko #define CPSW_V1_SEQ_ID_OFS_SHIFT	16
267814b4a67SGrygorii Strashko 
268814b4a67SGrygorii Strashko #define CPSW_MAX_BLKS_TX		15
269814b4a67SGrygorii Strashko #define CPSW_MAX_BLKS_TX_SHIFT		4
270814b4a67SGrygorii Strashko #define CPSW_MAX_BLKS_RX		5
271814b4a67SGrygorii Strashko 
272814b4a67SGrygorii Strashko struct cpsw_host_regs {
273814b4a67SGrygorii Strashko 	u32	max_blks;
274814b4a67SGrygorii Strashko 	u32	blk_cnt;
275814b4a67SGrygorii Strashko 	u32	tx_in_ctl;
276814b4a67SGrygorii Strashko 	u32	port_vlan;
277814b4a67SGrygorii Strashko 	u32	tx_pri_map;
278814b4a67SGrygorii Strashko 	u32	cpdma_tx_pri_map;
279814b4a67SGrygorii Strashko 	u32	cpdma_rx_chan_map;
280814b4a67SGrygorii Strashko };
281814b4a67SGrygorii Strashko 
282814b4a67SGrygorii Strashko struct cpsw_slave_data {
283337d1727SMarek Vasut 	struct device_node *slave_node;
284814b4a67SGrygorii Strashko 	struct device_node *phy_node;
285814b4a67SGrygorii Strashko 	char		phy_id[MII_BUS_ID_SIZE];
2860c65b2b9SAndrew Lunn 	phy_interface_t	phy_if;
287814b4a67SGrygorii Strashko 	u8		mac_addr[ETH_ALEN];
288814b4a67SGrygorii Strashko 	u16		dual_emac_res_vlan;	/* Reserved VLAN for DualEMAC */
289814b4a67SGrygorii Strashko 	struct phy	*ifphy;
290ed3525edSIlias Apalodimas 	bool		disabled;
291814b4a67SGrygorii Strashko };
292814b4a67SGrygorii Strashko 
293814b4a67SGrygorii Strashko struct cpsw_platform_data {
294814b4a67SGrygorii Strashko 	struct cpsw_slave_data	*slave_data;
295814b4a67SGrygorii Strashko 	u32	ss_reg_ofs;	/* Subsystem control register offset */
296814b4a67SGrygorii Strashko 	u32	channels;	/* number of cpdma channels (symmetric) */
297814b4a67SGrygorii Strashko 	u32	slaves;		/* number of slave cpgmac ports */
298814b4a67SGrygorii Strashko 	u32	active_slave;/* time stamping, ethtool and SIOCGMIIPHY slave */
299814b4a67SGrygorii Strashko 	u32	bd_ram_size;	/*buffer descriptor ram size */
300814b4a67SGrygorii Strashko 	u32	mac_control;	/* Mac control register */
301814b4a67SGrygorii Strashko 	u16	default_vlan;	/* Def VLAN for ALE lookup in VLAN aware mode*/
302814b4a67SGrygorii Strashko 	bool	dual_emac;	/* Enable Dual EMAC mode */
303814b4a67SGrygorii Strashko };
304814b4a67SGrygorii Strashko 
305814b4a67SGrygorii Strashko struct cpsw_slave {
306814b4a67SGrygorii Strashko 	void __iomem			*regs;
307814b4a67SGrygorii Strashko 	int				slave_num;
308814b4a67SGrygorii Strashko 	u32				mac_control;
309814b4a67SGrygorii Strashko 	struct cpsw_slave_data		*data;
310814b4a67SGrygorii Strashko 	struct phy_device		*phy;
311814b4a67SGrygorii Strashko 	struct net_device		*ndev;
312814b4a67SGrygorii Strashko 	u32				port_vlan;
313cfc08345SGrygorii Strashko 	struct cpsw_sl			*mac_sl;
314814b4a67SGrygorii Strashko };
315814b4a67SGrygorii Strashko 
slave_read(struct cpsw_slave * slave,u32 offset)316814b4a67SGrygorii Strashko static inline u32 slave_read(struct cpsw_slave *slave, u32 offset)
317814b4a67SGrygorii Strashko {
318814b4a67SGrygorii Strashko 	return readl_relaxed(slave->regs + offset);
319814b4a67SGrygorii Strashko }
320814b4a67SGrygorii Strashko 
slave_write(struct cpsw_slave * slave,u32 val,u32 offset)321814b4a67SGrygorii Strashko static inline void slave_write(struct cpsw_slave *slave, u32 val, u32 offset)
322814b4a67SGrygorii Strashko {
323814b4a67SGrygorii Strashko 	writel_relaxed(val, slave->regs + offset);
324814b4a67SGrygorii Strashko }
325814b4a67SGrygorii Strashko 
326814b4a67SGrygorii Strashko struct cpsw_vector {
327814b4a67SGrygorii Strashko 	struct cpdma_chan *ch;
328814b4a67SGrygorii Strashko 	int budget;
329814b4a67SGrygorii Strashko };
330814b4a67SGrygorii Strashko 
331814b4a67SGrygorii Strashko struct cpsw_common {
332814b4a67SGrygorii Strashko 	struct device			*dev;
333814b4a67SGrygorii Strashko 	struct cpsw_platform_data	data;
334814b4a67SGrygorii Strashko 	struct napi_struct		napi_rx;
335814b4a67SGrygorii Strashko 	struct napi_struct		napi_tx;
336814b4a67SGrygorii Strashko 	struct cpsw_ss_regs __iomem	*regs;
337814b4a67SGrygorii Strashko 	struct cpsw_wr_regs __iomem	*wr_regs;
338814b4a67SGrygorii Strashko 	u8 __iomem			*hw_stats;
339814b4a67SGrygorii Strashko 	struct cpsw_host_regs __iomem	*host_port_regs;
340814b4a67SGrygorii Strashko 	u32				version;
341814b4a67SGrygorii Strashko 	u32				coal_intvl;
342814b4a67SGrygorii Strashko 	u32				bus_freq_mhz;
343814b4a67SGrygorii Strashko 	int				rx_packet_max;
344c24eef28SGrygorii Strashko 	int				descs_pool_size;
345814b4a67SGrygorii Strashko 	struct cpsw_slave		*slaves;
346814b4a67SGrygorii Strashko 	struct cpdma_ctlr		*dma;
347814b4a67SGrygorii Strashko 	struct cpsw_vector		txv[CPSW_MAX_QUEUES];
348814b4a67SGrygorii Strashko 	struct cpsw_vector		rxv[CPSW_MAX_QUEUES];
349814b4a67SGrygorii Strashko 	struct cpsw_ale			*ale;
350814b4a67SGrygorii Strashko 	bool				quirk_irq;
351814b4a67SGrygorii Strashko 	bool				rx_irq_disabled;
352814b4a67SGrygorii Strashko 	bool				tx_irq_disabled;
353814b4a67SGrygorii Strashko 	u32 irqs_table[IRQ_NUM];
35484ea9c0aSGrygorii Strashko 	int misc_irq;
355814b4a67SGrygorii Strashko 	struct cpts			*cpts;
356ed3525edSIlias Apalodimas 	struct devlink *devlink;
357814b4a67SGrygorii Strashko 	int				rx_ch_num, tx_ch_num;
358814b4a67SGrygorii Strashko 	int				speed;
359814b4a67SGrygorii Strashko 	int				usage_count;
3609ed4050cSIvan Khoronzhuk 	struct page_pool		*page_pool[CPSW_MAX_QUEUES];
361111cf1abSIlias Apalodimas 	u8 br_members;
362111cf1abSIlias Apalodimas 	struct net_device *hw_bridge_dev;
363111cf1abSIlias Apalodimas 	bool ale_bypass;
364111cf1abSIlias Apalodimas 	u8 base_mac[ETH_ALEN];
365814b4a67SGrygorii Strashko };
366814b4a67SGrygorii Strashko 
367127c9e97SGrygorii Strashko struct cpsw_ale_ratelimit {
368127c9e97SGrygorii Strashko 	unsigned long cookie;
369127c9e97SGrygorii Strashko 	u64 rate_packet_ps;
370127c9e97SGrygorii Strashko };
371127c9e97SGrygorii Strashko 
372814b4a67SGrygorii Strashko struct cpsw_priv {
373814b4a67SGrygorii Strashko 	struct net_device		*ndev;
374814b4a67SGrygorii Strashko 	struct device			*dev;
375814b4a67SGrygorii Strashko 	u32				msg_enable;
376814b4a67SGrygorii Strashko 	u8				mac_addr[ETH_ALEN];
377814b4a67SGrygorii Strashko 	bool				rx_pause;
378814b4a67SGrygorii Strashko 	bool				tx_pause;
379814b4a67SGrygorii Strashko 	bool				mqprio_hw;
380814b4a67SGrygorii Strashko 	int				fifo_bw[CPSW_TC_NUM];
381814b4a67SGrygorii Strashko 	int				shp_cfg_speed;
382814b4a67SGrygorii Strashko 	int				tx_ts_enabled;
383814b4a67SGrygorii Strashko 	int				rx_ts_enabled;
3849ed4050cSIvan Khoronzhuk 	struct bpf_prog			*xdp_prog;
3859ed4050cSIvan Khoronzhuk 	struct xdp_rxq_info		xdp_rxq[CPSW_MAX_QUEUES];
3869ed4050cSIvan Khoronzhuk 	struct xdp_attachment_info	xdpi;
3879ed4050cSIvan Khoronzhuk 
388814b4a67SGrygorii Strashko 	u32 emac_port;
389814b4a67SGrygorii Strashko 	struct cpsw_common *cpsw;
390111cf1abSIlias Apalodimas 	int offload_fwd_mark;
391acc68b8dSGrygorii Strashko 	u32 tx_packet_min;
392127c9e97SGrygorii Strashko 	struct cpsw_ale_ratelimit ale_bc_ratelimit;
393127c9e97SGrygorii Strashko 	struct cpsw_ale_ratelimit ale_mc_ratelimit;
394814b4a67SGrygorii Strashko };
395814b4a67SGrygorii Strashko 
396814b4a67SGrygorii Strashko #define ndev_to_cpsw(ndev) (((struct cpsw_priv *)netdev_priv(ndev))->cpsw)
397814b4a67SGrygorii Strashko #define napi_to_cpsw(napi)	container_of(napi, struct cpsw_common, napi)
398814b4a67SGrygorii Strashko 
39951a95337SGrygorii Strashko extern int (*cpsw_slave_index)(struct cpsw_common *cpsw,
40051a95337SGrygorii Strashko 			       struct cpsw_priv *priv);
401814b4a67SGrygorii Strashko 
402814b4a67SGrygorii Strashko struct addr_sync_ctx {
403814b4a67SGrygorii Strashko 	struct net_device *ndev;
404814b4a67SGrygorii Strashko 	const u8 *addr;		/* address to be synched */
405814b4a67SGrygorii Strashko 	int consumed;		/* number of address instances */
406814b4a67SGrygorii Strashko 	int flush;		/* flush flag */
407814b4a67SGrygorii Strashko };
408814b4a67SGrygorii Strashko 
409c5013ac1SGrygorii Strashko #define CPSW_XMETA_OFFSET	ALIGN(sizeof(struct xdp_frame), sizeof(long))
410c5013ac1SGrygorii Strashko 
411c5013ac1SGrygorii Strashko #define CPSW_XDP_CONSUMED		1
412c5013ac1SGrygorii Strashko #define CPSW_XDP_PASS			0
413c5013ac1SGrygorii Strashko 
__aligned(sizeof (long))414c5013ac1SGrygorii Strashko struct __aligned(sizeof(long)) cpsw_meta_xdp {
415c5013ac1SGrygorii Strashko 	struct net_device *ndev;
416c5013ac1SGrygorii Strashko 	int ch;
417c5013ac1SGrygorii Strashko };
418c5013ac1SGrygorii Strashko 
419c5013ac1SGrygorii Strashko /* The buf includes headroom compatible with both skb and xdpf */
420c5013ac1SGrygorii Strashko #define CPSW_HEADROOM_NA (max(XDP_PACKET_HEADROOM, NET_SKB_PAD) + NET_IP_ALIGN)
421c5013ac1SGrygorii Strashko 
cpsw_is_xdpf_handle(void * handle)422c5013ac1SGrygorii Strashko static inline int cpsw_is_xdpf_handle(void *handle)
423c5013ac1SGrygorii Strashko {
424c5013ac1SGrygorii Strashko 	return (unsigned long)handle & BIT(0);
425c5013ac1SGrygorii Strashko }
426c5013ac1SGrygorii Strashko 
cpsw_xdpf_to_handle(struct xdp_frame * xdpf)427c5013ac1SGrygorii Strashko static inline void *cpsw_xdpf_to_handle(struct xdp_frame *xdpf)
428c5013ac1SGrygorii Strashko {
429c5013ac1SGrygorii Strashko 	return (void *)((unsigned long)xdpf | BIT(0));
430c5013ac1SGrygorii Strashko }
431c5013ac1SGrygorii Strashko 
cpsw_handle_to_xdpf(void * handle)432c5013ac1SGrygorii Strashko static inline struct xdp_frame *cpsw_handle_to_xdpf(void *handle)
433c5013ac1SGrygorii Strashko {
434c5013ac1SGrygorii Strashko 	return (struct xdp_frame *)((unsigned long)handle & ~BIT(0));
435c5013ac1SGrygorii Strashko }
436c5013ac1SGrygorii Strashko 
437e6a84624SGrygorii Strashko int cpsw_init_common(struct cpsw_common *cpsw, void __iomem *ss_regs,
438e6a84624SGrygorii Strashko 		     int ale_ageout, phys_addr_t desc_mem_phys,
439e6a84624SGrygorii Strashko 		     int descs_pool_size);
440c24eef28SGrygorii Strashko void cpsw_split_res(struct cpsw_common *cpsw);
441c24eef28SGrygorii Strashko int cpsw_fill_rx_channels(struct cpsw_priv *priv);
442c24eef28SGrygorii Strashko void cpsw_intr_enable(struct cpsw_common *cpsw);
443c24eef28SGrygorii Strashko void cpsw_intr_disable(struct cpsw_common *cpsw);
444c24eef28SGrygorii Strashko void cpsw_tx_handler(void *token, int len, int status);
4459ed4050cSIvan Khoronzhuk int cpsw_create_xdp_rxqs(struct cpsw_common *cpsw);
4469ed4050cSIvan Khoronzhuk void cpsw_destroy_xdp_rxqs(struct cpsw_common *cpsw);
447c5013ac1SGrygorii Strashko int cpsw_ndo_bpf(struct net_device *ndev, struct netdev_bpf *bpf);
448c5013ac1SGrygorii Strashko int cpsw_xdp_tx_frame(struct cpsw_priv *priv, struct xdp_frame *xdpf,
449c5013ac1SGrygorii Strashko 		      struct page *page, int port);
450c5013ac1SGrygorii Strashko int cpsw_run_xdp(struct cpsw_priv *priv, int ch, struct xdp_buff *xdp,
451a8225efdSLorenzo Bianconi 		 struct page *page, int port, int *len);
452c5013ac1SGrygorii Strashko irqreturn_t cpsw_tx_interrupt(int irq, void *dev_id);
453c5013ac1SGrygorii Strashko irqreturn_t cpsw_rx_interrupt(int irq, void *dev_id);
45484ea9c0aSGrygorii Strashko irqreturn_t cpsw_misc_interrupt(int irq, void *dev_id);
455c5013ac1SGrygorii Strashko int cpsw_tx_mq_poll(struct napi_struct *napi_tx, int budget);
456c5013ac1SGrygorii Strashko int cpsw_tx_poll(struct napi_struct *napi_tx, int budget);
457c5013ac1SGrygorii Strashko int cpsw_rx_mq_poll(struct napi_struct *napi_rx, int budget);
458c5013ac1SGrygorii Strashko int cpsw_rx_poll(struct napi_struct *napi_rx, int budget);
459c5013ac1SGrygorii Strashko void cpsw_rx_vlan_encap(struct sk_buff *skb);
460c5013ac1SGrygorii Strashko void soft_reset(const char *module, void __iomem *reg);
461c5013ac1SGrygorii Strashko void cpsw_set_slave_mac(struct cpsw_slave *slave, struct cpsw_priv *priv);
4620290bd29SMichael S. Tsirkin void cpsw_ndo_tx_timeout(struct net_device *ndev, unsigned int txqueue);
463c5013ac1SGrygorii Strashko int cpsw_need_resplit(struct cpsw_common *cpsw);
464c5013ac1SGrygorii Strashko int cpsw_ndo_ioctl(struct net_device *dev, struct ifreq *req, int cmd);
465c5013ac1SGrygorii Strashko int cpsw_ndo_set_tx_maxrate(struct net_device *ndev, int queue, u32 rate);
466c5013ac1SGrygorii Strashko int cpsw_ndo_setup_tc(struct net_device *ndev, enum tc_setup_type type,
467c5013ac1SGrygorii Strashko 		      void *type_data);
468c5013ac1SGrygorii Strashko bool cpsw_shp_is_off(struct cpsw_priv *priv);
469c5013ac1SGrygorii Strashko void cpsw_cbs_resume(struct cpsw_slave *slave, struct cpsw_priv *priv);
470c5013ac1SGrygorii Strashko void cpsw_mqprio_resume(struct cpsw_slave *slave, struct cpsw_priv *priv);
471127c9e97SGrygorii Strashko void cpsw_qos_clsflower_resume(struct cpsw_priv *priv);
472c24eef28SGrygorii Strashko 
473c24eef28SGrygorii Strashko /* ethtool */
474c24eef28SGrygorii Strashko u32 cpsw_get_msglevel(struct net_device *ndev);
475c24eef28SGrygorii Strashko void cpsw_set_msglevel(struct net_device *ndev, u32 value);
476f3ccfda1SYufeng Mo int cpsw_get_coalesce(struct net_device *ndev, struct ethtool_coalesce *coal,
477f3ccfda1SYufeng Mo 		      struct kernel_ethtool_coalesce *kernel_coal,
478f3ccfda1SYufeng Mo 		      struct netlink_ext_ack *extack);
479f3ccfda1SYufeng Mo int cpsw_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *coal,
480f3ccfda1SYufeng Mo 		      struct kernel_ethtool_coalesce *kernel_coal,
481f3ccfda1SYufeng Mo 		      struct netlink_ext_ack *extack);
482c24eef28SGrygorii Strashko int cpsw_get_sset_count(struct net_device *ndev, int sset);
483c24eef28SGrygorii Strashko void cpsw_get_strings(struct net_device *ndev, u32 stringset, u8 *data);
484c24eef28SGrygorii Strashko void cpsw_get_ethtool_stats(struct net_device *ndev,
485c24eef28SGrygorii Strashko 			    struct ethtool_stats *stats, u64 *data);
486c24eef28SGrygorii Strashko void cpsw_get_pauseparam(struct net_device *ndev,
487c24eef28SGrygorii Strashko 			 struct ethtool_pauseparam *pause);
488c24eef28SGrygorii Strashko void cpsw_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol);
489c24eef28SGrygorii Strashko int cpsw_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol);
490c24eef28SGrygorii Strashko int cpsw_get_regs_len(struct net_device *ndev);
491c24eef28SGrygorii Strashko void cpsw_get_regs(struct net_device *ndev, struct ethtool_regs *regs, void *p);
492c24eef28SGrygorii Strashko int cpsw_ethtool_op_begin(struct net_device *ndev);
493c24eef28SGrygorii Strashko void cpsw_ethtool_op_complete(struct net_device *ndev);
494c24eef28SGrygorii Strashko void cpsw_get_channels(struct net_device *ndev, struct ethtool_channels *ch);
495c24eef28SGrygorii Strashko int cpsw_get_link_ksettings(struct net_device *ndev,
496c24eef28SGrygorii Strashko 			    struct ethtool_link_ksettings *ecmd);
497c24eef28SGrygorii Strashko int cpsw_set_link_ksettings(struct net_device *ndev,
498c24eef28SGrygorii Strashko 			    const struct ethtool_link_ksettings *ecmd);
499c24eef28SGrygorii Strashko int cpsw_get_eee(struct net_device *ndev, struct ethtool_eee *edata);
500c24eef28SGrygorii Strashko int cpsw_set_eee(struct net_device *ndev, struct ethtool_eee *edata);
501c24eef28SGrygorii Strashko int cpsw_nway_reset(struct net_device *ndev);
502c24eef28SGrygorii Strashko void cpsw_get_ringparam(struct net_device *ndev,
50374624944SHao Chen 			struct ethtool_ringparam *ering,
50474624944SHao Chen 			struct kernel_ethtool_ringparam *kernel_ering,
50574624944SHao Chen 			struct netlink_ext_ack *extack);
506c24eef28SGrygorii Strashko int cpsw_set_ringparam(struct net_device *ndev,
50774624944SHao Chen 		       struct ethtool_ringparam *ering,
50874624944SHao Chen 		       struct kernel_ethtool_ringparam *kernel_ering,
50974624944SHao Chen 		       struct netlink_ext_ack *extack);
510c24eef28SGrygorii Strashko int cpsw_set_channels_common(struct net_device *ndev,
511c24eef28SGrygorii Strashko 			     struct ethtool_channels *chs,
512c24eef28SGrygorii Strashko 			     cpdma_handler_fn rx_handler);
513c24eef28SGrygorii Strashko int cpsw_get_ts_info(struct net_device *ndev, struct ethtool_ts_info *info);
514e6a84624SGrygorii Strashko 
515814b4a67SGrygorii Strashko #endif /* DRIVERS_NET_ETHERNET_TI_CPSW_PRIV_H_ */
516