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7f1e4ba814
In order to support tc-taprio offload, the TTEthernet egress scheduling core registers must be made visible through the static interface. Signed-off-by: Vladimir Oltean <olteanv@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
337 lines
8.3 KiB
C
337 lines
8.3 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright (c) 2016-2018, NXP Semiconductors
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* Copyright (c) 2018-2019, Vladimir Oltean <olteanv@gmail.com>
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*/
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#ifndef _SJA1105_STATIC_CONFIG_H
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#define _SJA1105_STATIC_CONFIG_H
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#include <linux/packing.h>
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#include <linux/types.h>
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#include <asm/types.h>
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#define SJA1105_SIZE_DEVICE_ID 4
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#define SJA1105_SIZE_TABLE_HEADER 12
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#define SJA1105_SIZE_SCHEDULE_ENTRY 8
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#define SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_ENTRY 4
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#define SJA1105_SIZE_L2_POLICING_ENTRY 8
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#define SJA1105_SIZE_VLAN_LOOKUP_ENTRY 8
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#define SJA1105_SIZE_L2_FORWARDING_ENTRY 8
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#define SJA1105_SIZE_L2_FORWARDING_PARAMS_ENTRY 12
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#define SJA1105_SIZE_XMII_PARAMS_ENTRY 4
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#define SJA1105_SIZE_SCHEDULE_PARAMS_ENTRY 12
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#define SJA1105_SIZE_SCHEDULE_ENTRY_POINTS_PARAMS_ENTRY 4
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#define SJA1105ET_SIZE_L2_LOOKUP_ENTRY 12
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#define SJA1105ET_SIZE_MAC_CONFIG_ENTRY 28
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#define SJA1105ET_SIZE_L2_LOOKUP_PARAMS_ENTRY 4
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#define SJA1105ET_SIZE_GENERAL_PARAMS_ENTRY 40
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#define SJA1105ET_SIZE_AVB_PARAMS_ENTRY 12
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#define SJA1105PQRS_SIZE_L2_LOOKUP_ENTRY 20
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#define SJA1105PQRS_SIZE_MAC_CONFIG_ENTRY 32
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#define SJA1105PQRS_SIZE_L2_LOOKUP_PARAMS_ENTRY 16
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#define SJA1105PQRS_SIZE_GENERAL_PARAMS_ENTRY 44
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#define SJA1105PQRS_SIZE_AVB_PARAMS_ENTRY 16
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/* UM10944.pdf Page 11, Table 2. Configuration Blocks */
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enum {
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BLKID_SCHEDULE = 0x00,
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BLKID_SCHEDULE_ENTRY_POINTS = 0x01,
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BLKID_L2_LOOKUP = 0x05,
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BLKID_L2_POLICING = 0x06,
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BLKID_VLAN_LOOKUP = 0x07,
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BLKID_L2_FORWARDING = 0x08,
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BLKID_MAC_CONFIG = 0x09,
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BLKID_SCHEDULE_PARAMS = 0x0A,
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BLKID_SCHEDULE_ENTRY_POINTS_PARAMS = 0x0B,
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BLKID_L2_LOOKUP_PARAMS = 0x0D,
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BLKID_L2_FORWARDING_PARAMS = 0x0E,
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BLKID_AVB_PARAMS = 0x10,
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BLKID_GENERAL_PARAMS = 0x11,
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BLKID_XMII_PARAMS = 0x4E,
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};
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enum sja1105_blk_idx {
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BLK_IDX_SCHEDULE = 0,
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BLK_IDX_SCHEDULE_ENTRY_POINTS,
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BLK_IDX_L2_LOOKUP,
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BLK_IDX_L2_POLICING,
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BLK_IDX_VLAN_LOOKUP,
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BLK_IDX_L2_FORWARDING,
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BLK_IDX_MAC_CONFIG,
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BLK_IDX_SCHEDULE_PARAMS,
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BLK_IDX_SCHEDULE_ENTRY_POINTS_PARAMS,
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BLK_IDX_L2_LOOKUP_PARAMS,
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BLK_IDX_L2_FORWARDING_PARAMS,
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BLK_IDX_AVB_PARAMS,
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BLK_IDX_GENERAL_PARAMS,
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BLK_IDX_XMII_PARAMS,
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BLK_IDX_MAX,
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/* Fake block indices that are only valid for dynamic access */
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BLK_IDX_MGMT_ROUTE,
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BLK_IDX_MAX_DYN,
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BLK_IDX_INVAL = -1,
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};
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#define SJA1105_MAX_SCHEDULE_COUNT 1024
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#define SJA1105_MAX_SCHEDULE_ENTRY_POINTS_COUNT 2048
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#define SJA1105_MAX_L2_LOOKUP_COUNT 1024
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#define SJA1105_MAX_L2_POLICING_COUNT 45
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#define SJA1105_MAX_VLAN_LOOKUP_COUNT 4096
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#define SJA1105_MAX_L2_FORWARDING_COUNT 13
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#define SJA1105_MAX_MAC_CONFIG_COUNT 5
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#define SJA1105_MAX_SCHEDULE_PARAMS_COUNT 1
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#define SJA1105_MAX_SCHEDULE_ENTRY_POINTS_PARAMS_COUNT 1
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#define SJA1105_MAX_L2_LOOKUP_PARAMS_COUNT 1
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#define SJA1105_MAX_L2_FORWARDING_PARAMS_COUNT 1
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#define SJA1105_MAX_GENERAL_PARAMS_COUNT 1
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#define SJA1105_MAX_XMII_PARAMS_COUNT 1
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#define SJA1105_MAX_AVB_PARAMS_COUNT 1
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#define SJA1105_MAX_FRAME_MEMORY 929
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#define SJA1105E_DEVICE_ID 0x9C00000Cull
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#define SJA1105T_DEVICE_ID 0x9E00030Eull
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#define SJA1105PR_DEVICE_ID 0xAF00030Eull
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#define SJA1105QS_DEVICE_ID 0xAE00030Eull
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#define SJA1105ET_PART_NO 0x9A83
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#define SJA1105P_PART_NO 0x9A84
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#define SJA1105Q_PART_NO 0x9A85
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#define SJA1105R_PART_NO 0x9A86
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#define SJA1105S_PART_NO 0x9A87
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struct sja1105_schedule_entry {
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u64 winstindex;
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u64 winend;
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u64 winst;
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u64 destports;
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u64 setvalid;
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u64 txen;
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u64 resmedia_en;
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u64 resmedia;
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u64 vlindex;
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u64 delta;
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};
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struct sja1105_schedule_params_entry {
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u64 subscheind[8];
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};
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struct sja1105_general_params_entry {
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u64 vllupformat;
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u64 mirr_ptacu;
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u64 switchid;
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u64 hostprio;
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u64 mac_fltres1;
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u64 mac_fltres0;
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u64 mac_flt1;
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u64 mac_flt0;
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u64 incl_srcpt1;
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u64 incl_srcpt0;
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u64 send_meta1;
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u64 send_meta0;
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u64 casc_port;
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u64 host_port;
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u64 mirr_port;
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u64 vlmarker;
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u64 vlmask;
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u64 tpid;
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u64 ignore2stf;
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u64 tpid2;
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/* P/Q/R/S only */
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u64 queue_ts;
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u64 egrmirrvid;
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u64 egrmirrpcp;
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u64 egrmirrdei;
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u64 replay_port;
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};
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struct sja1105_schedule_entry_points_entry {
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u64 subschindx;
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u64 delta;
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u64 address;
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};
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struct sja1105_schedule_entry_points_params_entry {
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u64 clksrc;
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u64 actsubsch;
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};
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struct sja1105_vlan_lookup_entry {
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u64 ving_mirr;
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u64 vegr_mirr;
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u64 vmemb_port;
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u64 vlan_bc;
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u64 tag_port;
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u64 vlanid;
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};
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struct sja1105_l2_lookup_entry {
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u64 vlanid;
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u64 macaddr;
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u64 destports;
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u64 enfport;
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u64 index;
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/* P/Q/R/S only */
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u64 mask_iotag;
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u64 mask_vlanid;
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u64 mask_macaddr;
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u64 iotag;
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u64 lockeds;
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union {
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/* LOCKEDS=1: Static FDB entries */
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struct {
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u64 tsreg;
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u64 mirrvlan;
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u64 takets;
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u64 mirr;
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u64 retag;
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};
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/* LOCKEDS=0: Dynamically learned FDB entries */
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struct {
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u64 touched;
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u64 age;
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};
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};
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};
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struct sja1105_l2_lookup_params_entry {
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u64 maxaddrp[5]; /* P/Q/R/S only */
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u64 start_dynspc; /* P/Q/R/S only */
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u64 drpnolearn; /* P/Q/R/S only */
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u64 use_static; /* P/Q/R/S only */
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u64 owr_dyn; /* P/Q/R/S only */
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u64 learn_once; /* P/Q/R/S only */
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u64 maxage; /* Shared */
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u64 dyn_tbsz; /* E/T only */
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u64 poly; /* E/T only */
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u64 shared_learn; /* Shared */
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u64 no_enf_hostprt; /* Shared */
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u64 no_mgmt_learn; /* Shared */
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};
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struct sja1105_l2_forwarding_entry {
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u64 bc_domain;
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u64 reach_port;
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u64 fl_domain;
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u64 vlan_pmap[8];
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};
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struct sja1105_l2_forwarding_params_entry {
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u64 max_dynp;
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u64 part_spc[8];
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};
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struct sja1105_l2_policing_entry {
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u64 sharindx;
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u64 smax;
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u64 rate;
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u64 maxlen;
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u64 partition;
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};
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struct sja1105_avb_params_entry {
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u64 destmeta;
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u64 srcmeta;
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};
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struct sja1105_mac_config_entry {
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u64 top[8];
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u64 base[8];
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u64 enabled[8];
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u64 ifg;
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u64 speed;
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u64 tp_delin;
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u64 tp_delout;
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u64 maxage;
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u64 vlanprio;
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u64 vlanid;
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u64 ing_mirr;
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u64 egr_mirr;
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u64 drpnona664;
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u64 drpdtag;
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u64 drpuntag;
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u64 retag;
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u64 dyn_learn;
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u64 egress;
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u64 ingress;
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};
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struct sja1105_xmii_params_entry {
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u64 phy_mac[5];
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u64 xmii_mode[5];
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};
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struct sja1105_table_header {
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u64 block_id;
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u64 len;
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u64 crc;
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};
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struct sja1105_table_ops {
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size_t (*packing)(void *buf, void *entry_ptr, enum packing_op op);
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size_t unpacked_entry_size;
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size_t packed_entry_size;
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size_t max_entry_count;
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};
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struct sja1105_table {
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const struct sja1105_table_ops *ops;
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size_t entry_count;
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void *entries;
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};
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struct sja1105_static_config {
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u64 device_id;
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struct sja1105_table tables[BLK_IDX_MAX];
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};
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extern struct sja1105_table_ops sja1105e_table_ops[BLK_IDX_MAX];
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extern struct sja1105_table_ops sja1105t_table_ops[BLK_IDX_MAX];
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extern struct sja1105_table_ops sja1105p_table_ops[BLK_IDX_MAX];
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extern struct sja1105_table_ops sja1105q_table_ops[BLK_IDX_MAX];
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extern struct sja1105_table_ops sja1105r_table_ops[BLK_IDX_MAX];
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extern struct sja1105_table_ops sja1105s_table_ops[BLK_IDX_MAX];
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size_t sja1105_table_header_packing(void *buf, void *hdr, enum packing_op op);
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void
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sja1105_table_header_pack_with_crc(void *buf, struct sja1105_table_header *hdr);
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size_t
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sja1105_static_config_get_length(const struct sja1105_static_config *config);
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typedef enum {
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SJA1105_CONFIG_OK = 0,
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SJA1105_TTETHERNET_NOT_SUPPORTED,
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SJA1105_INCORRECT_TTETHERNET_CONFIGURATION,
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SJA1105_MISSING_L2_POLICING_TABLE,
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SJA1105_MISSING_L2_FORWARDING_TABLE,
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SJA1105_MISSING_L2_FORWARDING_PARAMS_TABLE,
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SJA1105_MISSING_GENERAL_PARAMS_TABLE,
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SJA1105_MISSING_VLAN_TABLE,
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SJA1105_MISSING_XMII_TABLE,
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SJA1105_MISSING_MAC_TABLE,
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SJA1105_OVERCOMMITTED_FRAME_MEMORY,
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} sja1105_config_valid_t;
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extern const char *sja1105_static_config_error_msg[];
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sja1105_config_valid_t
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sja1105_static_config_check_valid(const struct sja1105_static_config *config);
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void
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sja1105_static_config_pack(void *buf, struct sja1105_static_config *config);
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int sja1105_static_config_init(struct sja1105_static_config *config,
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const struct sja1105_table_ops *static_ops,
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u64 device_id);
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void sja1105_static_config_free(struct sja1105_static_config *config);
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int sja1105_table_delete_entry(struct sja1105_table *table, int i);
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int sja1105_table_resize(struct sja1105_table *table, size_t new_count);
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u32 sja1105_crc32(const void *buf, size_t len);
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void sja1105_pack(void *buf, const u64 *val, int start, int end, size_t len);
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void sja1105_unpack(const void *buf, u64 *val, int start, int end, size_t len);
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void sja1105_packing(void *buf, u64 *val, int start, int end,
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size_t len, enum packing_op op);
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#endif
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