1112 lines
37 KiB
C
1112 lines
37 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Definitions for Marvell PPv2 network controller for Armada 375 SoC.
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*
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* Copyright (C) 2014 Marvell
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*
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* Marcin Wojtas <mw@semihalf.com>
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*/
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#ifndef _MVPP2_H_
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#define _MVPP2_H_
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#include <linux/interrupt.h>
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#include <linux/kernel.h>
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#include <linux/netdevice.h>
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#include <linux/phy.h>
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#include <linux/phylink.h>
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/* Fifo Registers */
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#define MVPP2_RX_DATA_FIFO_SIZE_REG(port) (0x00 + 4 * (port))
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#define MVPP2_RX_ATTR_FIFO_SIZE_REG(port) (0x20 + 4 * (port))
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#define MVPP2_RX_MIN_PKT_SIZE_REG 0x60
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#define MVPP2_RX_FIFO_INIT_REG 0x64
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#define MVPP22_TX_FIFO_THRESH_REG(port) (0x8840 + 4 * (port))
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#define MVPP22_TX_FIFO_SIZE_REG(port) (0x8860 + 4 * (port))
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/* RX DMA Top Registers */
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#define MVPP2_RX_CTRL_REG(port) (0x140 + 4 * (port))
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#define MVPP2_RX_LOW_LATENCY_PKT_SIZE(s) (((s) & 0xfff) << 16)
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#define MVPP2_RX_USE_PSEUDO_FOR_CSUM_MASK BIT(31)
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#define MVPP2_POOL_BUF_SIZE_REG(pool) (0x180 + 4 * (pool))
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#define MVPP2_POOL_BUF_SIZE_OFFSET 5
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#define MVPP2_RXQ_CONFIG_REG(rxq) (0x800 + 4 * (rxq))
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#define MVPP2_SNOOP_PKT_SIZE_MASK 0x1ff
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#define MVPP2_SNOOP_BUF_HDR_MASK BIT(9)
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#define MVPP2_RXQ_POOL_SHORT_OFFS 20
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#define MVPP21_RXQ_POOL_SHORT_MASK 0x700000
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#define MVPP22_RXQ_POOL_SHORT_MASK 0xf00000
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#define MVPP2_RXQ_POOL_LONG_OFFS 24
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#define MVPP21_RXQ_POOL_LONG_MASK 0x7000000
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#define MVPP22_RXQ_POOL_LONG_MASK 0xf000000
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#define MVPP2_RXQ_PACKET_OFFSET_OFFS 28
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#define MVPP2_RXQ_PACKET_OFFSET_MASK 0x70000000
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#define MVPP2_RXQ_DISABLE_MASK BIT(31)
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/* Top Registers */
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#define MVPP2_MH_REG(port) (0x5040 + 4 * (port))
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#define MVPP2_DSA_EXTENDED BIT(5)
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/* Parser Registers */
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#define MVPP2_PRS_INIT_LOOKUP_REG 0x1000
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#define MVPP2_PRS_PORT_LU_MAX 0xf
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#define MVPP2_PRS_PORT_LU_MASK(port) (0xff << ((port) * 4))
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#define MVPP2_PRS_PORT_LU_VAL(port, val) ((val) << ((port) * 4))
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#define MVPP2_PRS_INIT_OFFS_REG(port) (0x1004 + ((port) & 4))
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#define MVPP2_PRS_INIT_OFF_MASK(port) (0x3f << (((port) % 4) * 8))
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#define MVPP2_PRS_INIT_OFF_VAL(port, val) ((val) << (((port) % 4) * 8))
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#define MVPP2_PRS_MAX_LOOP_REG(port) (0x100c + ((port) & 4))
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#define MVPP2_PRS_MAX_LOOP_MASK(port) (0xff << (((port) % 4) * 8))
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#define MVPP2_PRS_MAX_LOOP_VAL(port, val) ((val) << (((port) % 4) * 8))
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#define MVPP2_PRS_TCAM_IDX_REG 0x1100
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#define MVPP2_PRS_TCAM_DATA_REG(idx) (0x1104 + (idx) * 4)
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#define MVPP2_PRS_TCAM_INV_MASK BIT(31)
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#define MVPP2_PRS_SRAM_IDX_REG 0x1200
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#define MVPP2_PRS_SRAM_DATA_REG(idx) (0x1204 + (idx) * 4)
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#define MVPP2_PRS_TCAM_CTRL_REG 0x1230
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#define MVPP2_PRS_TCAM_EN_MASK BIT(0)
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#define MVPP2_PRS_TCAM_HIT_IDX_REG 0x1240
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#define MVPP2_PRS_TCAM_HIT_CNT_REG 0x1244
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#define MVPP2_PRS_TCAM_HIT_CNT_MASK GENMASK(15, 0)
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/* RSS Registers */
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#define MVPP22_RSS_INDEX 0x1500
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#define MVPP22_RSS_INDEX_TABLE_ENTRY(idx) (idx)
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#define MVPP22_RSS_INDEX_TABLE(idx) ((idx) << 8)
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#define MVPP22_RSS_INDEX_QUEUE(idx) ((idx) << 16)
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#define MVPP22_RXQ2RSS_TABLE 0x1504
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#define MVPP22_RSS_TABLE_POINTER(p) (p)
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#define MVPP22_RSS_TABLE_ENTRY 0x1508
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#define MVPP22_RSS_WIDTH 0x150c
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/* Classifier Registers */
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#define MVPP2_CLS_MODE_REG 0x1800
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#define MVPP2_CLS_MODE_ACTIVE_MASK BIT(0)
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#define MVPP2_CLS_PORT_WAY_REG 0x1810
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#define MVPP2_CLS_PORT_WAY_MASK(port) (1 << (port))
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#define MVPP2_CLS_LKP_INDEX_REG 0x1814
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#define MVPP2_CLS_LKP_INDEX_WAY_OFFS 6
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#define MVPP2_CLS_LKP_TBL_REG 0x1818
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#define MVPP2_CLS_LKP_TBL_RXQ_MASK 0xff
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#define MVPP2_CLS_LKP_FLOW_PTR(flow) ((flow) << 16)
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#define MVPP2_CLS_LKP_TBL_LOOKUP_EN_MASK BIT(25)
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#define MVPP2_CLS_FLOW_INDEX_REG 0x1820
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#define MVPP2_CLS_FLOW_TBL0_REG 0x1824
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#define MVPP2_CLS_FLOW_TBL0_LAST BIT(0)
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#define MVPP2_CLS_FLOW_TBL0_ENG_MASK 0x7
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#define MVPP2_CLS_FLOW_TBL0_OFFS 1
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#define MVPP2_CLS_FLOW_TBL0_ENG(x) ((x) << 1)
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#define MVPP2_CLS_FLOW_TBL0_PORT_ID_MASK 0xff
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#define MVPP2_CLS_FLOW_TBL0_PORT_ID(port) ((port) << 4)
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#define MVPP2_CLS_FLOW_TBL0_PORT_ID_SEL BIT(23)
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#define MVPP2_CLS_FLOW_TBL1_REG 0x1828
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#define MVPP2_CLS_FLOW_TBL1_N_FIELDS_MASK 0x7
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#define MVPP2_CLS_FLOW_TBL1_N_FIELDS(x) (x)
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#define MVPP2_CLS_FLOW_TBL1_PRIO_MASK 0x3f
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#define MVPP2_CLS_FLOW_TBL1_PRIO(x) ((x) << 9)
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#define MVPP2_CLS_FLOW_TBL1_SEQ_MASK 0x7
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#define MVPP2_CLS_FLOW_TBL1_SEQ(x) ((x) << 15)
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#define MVPP2_CLS_FLOW_TBL2_REG 0x182c
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#define MVPP2_CLS_FLOW_TBL2_FLD_MASK 0x3f
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#define MVPP2_CLS_FLOW_TBL2_FLD_OFFS(n) ((n) * 6)
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#define MVPP2_CLS_FLOW_TBL2_FLD(n, x) ((x) << ((n) * 6))
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#define MVPP2_CLS_OVERSIZE_RXQ_LOW_REG(port) (0x1980 + ((port) * 4))
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#define MVPP2_CLS_OVERSIZE_RXQ_LOW_BITS 3
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#define MVPP2_CLS_OVERSIZE_RXQ_LOW_MASK 0x7
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#define MVPP2_CLS_SWFWD_P2HQ_REG(port) (0x19b0 + ((port) * 4))
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#define MVPP2_CLS_SWFWD_PCTRL_REG 0x19d0
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#define MVPP2_CLS_SWFWD_PCTRL_MASK(port) (1 << (port))
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/* Classifier C2 engine Registers */
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#define MVPP22_CLS_C2_TCAM_IDX 0x1b00
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#define MVPP22_CLS_C2_TCAM_DATA0 0x1b10
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#define MVPP22_CLS_C2_TCAM_DATA1 0x1b14
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#define MVPP22_CLS_C2_TCAM_DATA2 0x1b18
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#define MVPP22_CLS_C2_TCAM_DATA3 0x1b1c
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#define MVPP22_CLS_C2_TCAM_DATA4 0x1b20
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#define MVPP22_CLS_C2_PORT_ID(port) ((port) << 8)
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#define MVPP22_CLS_C2_HIT_CTR 0x1b50
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#define MVPP22_CLS_C2_ACT 0x1b60
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#define MVPP22_CLS_C2_ACT_RSS_EN(act) (((act) & 0x3) << 19)
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#define MVPP22_CLS_C2_ACT_FWD(act) (((act) & 0x7) << 13)
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#define MVPP22_CLS_C2_ACT_QHIGH(act) (((act) & 0x3) << 11)
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#define MVPP22_CLS_C2_ACT_QLOW(act) (((act) & 0x3) << 9)
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#define MVPP22_CLS_C2_ATTR0 0x1b64
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#define MVPP22_CLS_C2_ATTR0_QHIGH(qh) (((qh) & 0x1f) << 24)
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#define MVPP22_CLS_C2_ATTR0_QHIGH_MASK 0x1f
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#define MVPP22_CLS_C2_ATTR0_QHIGH_OFFS 24
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#define MVPP22_CLS_C2_ATTR0_QLOW(ql) (((ql) & 0x7) << 21)
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#define MVPP22_CLS_C2_ATTR0_QLOW_MASK 0x7
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#define MVPP22_CLS_C2_ATTR0_QLOW_OFFS 21
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#define MVPP22_CLS_C2_ATTR1 0x1b68
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#define MVPP22_CLS_C2_ATTR2 0x1b6c
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#define MVPP22_CLS_C2_ATTR2_RSS_EN BIT(30)
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#define MVPP22_CLS_C2_ATTR3 0x1b70
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/* Descriptor Manager Top Registers */
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#define MVPP2_RXQ_NUM_REG 0x2040
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#define MVPP2_RXQ_DESC_ADDR_REG 0x2044
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#define MVPP22_DESC_ADDR_OFFS 8
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#define MVPP2_RXQ_DESC_SIZE_REG 0x2048
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#define MVPP2_RXQ_DESC_SIZE_MASK 0x3ff0
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#define MVPP2_RXQ_STATUS_UPDATE_REG(rxq) (0x3000 + 4 * (rxq))
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#define MVPP2_RXQ_NUM_PROCESSED_OFFSET 0
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#define MVPP2_RXQ_NUM_NEW_OFFSET 16
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#define MVPP2_RXQ_STATUS_REG(rxq) (0x3400 + 4 * (rxq))
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#define MVPP2_RXQ_OCCUPIED_MASK 0x3fff
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#define MVPP2_RXQ_NON_OCCUPIED_OFFSET 16
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#define MVPP2_RXQ_NON_OCCUPIED_MASK 0x3fff0000
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#define MVPP2_RXQ_THRESH_REG 0x204c
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#define MVPP2_OCCUPIED_THRESH_OFFSET 0
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#define MVPP2_OCCUPIED_THRESH_MASK 0x3fff
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#define MVPP2_RXQ_INDEX_REG 0x2050
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#define MVPP2_TXQ_NUM_REG 0x2080
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#define MVPP2_TXQ_DESC_ADDR_REG 0x2084
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#define MVPP2_TXQ_DESC_SIZE_REG 0x2088
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#define MVPP2_TXQ_DESC_SIZE_MASK 0x3ff0
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#define MVPP2_TXQ_THRESH_REG 0x2094
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#define MVPP2_TXQ_THRESH_OFFSET 16
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#define MVPP2_TXQ_THRESH_MASK 0x3fff
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#define MVPP2_AGGR_TXQ_UPDATE_REG 0x2090
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#define MVPP2_TXQ_INDEX_REG 0x2098
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#define MVPP2_TXQ_PREF_BUF_REG 0x209c
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#define MVPP2_PREF_BUF_PTR(desc) ((desc) & 0xfff)
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#define MVPP2_PREF_BUF_SIZE_4 (BIT(12) | BIT(13))
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#define MVPP2_PREF_BUF_SIZE_16 (BIT(12) | BIT(14))
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#define MVPP2_PREF_BUF_THRESH(val) ((val) << 17)
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#define MVPP2_TXQ_DRAIN_EN_MASK BIT(31)
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#define MVPP2_TXQ_PENDING_REG 0x20a0
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#define MVPP2_TXQ_PENDING_MASK 0x3fff
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#define MVPP2_TXQ_INT_STATUS_REG 0x20a4
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#define MVPP2_TXQ_SENT_REG(txq) (0x3c00 + 4 * (txq))
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#define MVPP2_TRANSMITTED_COUNT_OFFSET 16
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#define MVPP2_TRANSMITTED_COUNT_MASK 0x3fff0000
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#define MVPP2_TXQ_RSVD_REQ_REG 0x20b0
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#define MVPP2_TXQ_RSVD_REQ_Q_OFFSET 16
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#define MVPP2_TXQ_RSVD_RSLT_REG 0x20b4
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#define MVPP2_TXQ_RSVD_RSLT_MASK 0x3fff
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#define MVPP2_TXQ_RSVD_CLR_REG 0x20b8
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#define MVPP2_TXQ_RSVD_CLR_OFFSET 16
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#define MVPP2_AGGR_TXQ_DESC_ADDR_REG(cpu) (0x2100 + 4 * (cpu))
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#define MVPP22_AGGR_TXQ_DESC_ADDR_OFFS 8
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#define MVPP2_AGGR_TXQ_DESC_SIZE_REG(cpu) (0x2140 + 4 * (cpu))
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#define MVPP2_AGGR_TXQ_DESC_SIZE_MASK 0x3ff0
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#define MVPP2_AGGR_TXQ_STATUS_REG(cpu) (0x2180 + 4 * (cpu))
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#define MVPP2_AGGR_TXQ_PENDING_MASK 0x3fff
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#define MVPP2_AGGR_TXQ_INDEX_REG(cpu) (0x21c0 + 4 * (cpu))
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/* MBUS bridge registers */
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#define MVPP2_WIN_BASE(w) (0x4000 + ((w) << 2))
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#define MVPP2_WIN_SIZE(w) (0x4020 + ((w) << 2))
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#define MVPP2_WIN_REMAP(w) (0x4040 + ((w) << 2))
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#define MVPP2_BASE_ADDR_ENABLE 0x4060
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/* AXI Bridge Registers */
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#define MVPP22_AXI_BM_WR_ATTR_REG 0x4100
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#define MVPP22_AXI_BM_RD_ATTR_REG 0x4104
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#define MVPP22_AXI_AGGRQ_DESCR_RD_ATTR_REG 0x4110
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#define MVPP22_AXI_TXQ_DESCR_WR_ATTR_REG 0x4114
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#define MVPP22_AXI_TXQ_DESCR_RD_ATTR_REG 0x4118
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#define MVPP22_AXI_RXQ_DESCR_WR_ATTR_REG 0x411c
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#define MVPP22_AXI_RX_DATA_WR_ATTR_REG 0x4120
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#define MVPP22_AXI_TX_DATA_RD_ATTR_REG 0x4130
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#define MVPP22_AXI_RD_NORMAL_CODE_REG 0x4150
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#define MVPP22_AXI_RD_SNOOP_CODE_REG 0x4154
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#define MVPP22_AXI_WR_NORMAL_CODE_REG 0x4160
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#define MVPP22_AXI_WR_SNOOP_CODE_REG 0x4164
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/* Values for AXI Bridge registers */
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#define MVPP22_AXI_ATTR_CACHE_OFFS 0
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#define MVPP22_AXI_ATTR_DOMAIN_OFFS 12
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#define MVPP22_AXI_CODE_CACHE_OFFS 0
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#define MVPP22_AXI_CODE_DOMAIN_OFFS 4
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#define MVPP22_AXI_CODE_CACHE_NON_CACHE 0x3
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#define MVPP22_AXI_CODE_CACHE_WR_CACHE 0x7
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#define MVPP22_AXI_CODE_CACHE_RD_CACHE 0xb
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#define MVPP22_AXI_CODE_DOMAIN_OUTER_DOM 2
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#define MVPP22_AXI_CODE_DOMAIN_SYSTEM 3
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/* Interrupt Cause and Mask registers */
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#define MVPP2_ISR_TX_THRESHOLD_REG(port) (0x5140 + 4 * (port))
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#define MVPP2_MAX_ISR_TX_THRESHOLD 0xfffff0
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#define MVPP2_ISR_RX_THRESHOLD_REG(rxq) (0x5200 + 4 * (rxq))
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#define MVPP2_MAX_ISR_RX_THRESHOLD 0xfffff0
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#define MVPP21_ISR_RXQ_GROUP_REG(port) (0x5400 + 4 * (port))
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#define MVPP22_ISR_RXQ_GROUP_INDEX_REG 0x5400
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#define MVPP22_ISR_RXQ_GROUP_INDEX_SUBGROUP_MASK 0xf
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#define MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_MASK 0x380
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#define MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_OFFSET 7
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#define MVPP22_ISR_RXQ_GROUP_INDEX_SUBGROUP_MASK 0xf
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#define MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_MASK 0x380
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#define MVPP22_ISR_RXQ_SUB_GROUP_CONFIG_REG 0x5404
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#define MVPP22_ISR_RXQ_SUB_GROUP_STARTQ_MASK 0x1f
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#define MVPP22_ISR_RXQ_SUB_GROUP_SIZE_MASK 0xf00
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#define MVPP22_ISR_RXQ_SUB_GROUP_SIZE_OFFSET 8
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#define MVPP2_ISR_ENABLE_REG(port) (0x5420 + 4 * (port))
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#define MVPP2_ISR_ENABLE_INTERRUPT(mask) ((mask) & 0xffff)
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#define MVPP2_ISR_DISABLE_INTERRUPT(mask) (((mask) << 16) & 0xffff0000)
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#define MVPP2_ISR_RX_TX_CAUSE_REG(port) (0x5480 + 4 * (port))
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#define MVPP2_CAUSE_RXQ_OCCUP_DESC_ALL_MASK(version) \
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((version) == MVPP21 ? 0xffff : 0xff)
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#define MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_MASK 0xff0000
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#define MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_OFFSET 16
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#define MVPP2_CAUSE_RX_FIFO_OVERRUN_MASK BIT(24)
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#define MVPP2_CAUSE_FCS_ERR_MASK BIT(25)
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#define MVPP2_CAUSE_TX_FIFO_UNDERRUN_MASK BIT(26)
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#define MVPP2_CAUSE_TX_EXCEPTION_SUM_MASK BIT(29)
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#define MVPP2_CAUSE_RX_EXCEPTION_SUM_MASK BIT(30)
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#define MVPP2_CAUSE_MISC_SUM_MASK BIT(31)
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#define MVPP2_ISR_RX_TX_MASK_REG(port) (0x54a0 + 4 * (port))
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#define MVPP2_ISR_PON_RX_TX_MASK_REG 0x54bc
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#define MVPP2_PON_CAUSE_RXQ_OCCUP_DESC_ALL_MASK 0xffff
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#define MVPP2_PON_CAUSE_TXP_OCCUP_DESC_ALL_MASK 0x3fc00000
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#define MVPP2_PON_CAUSE_MISC_SUM_MASK BIT(31)
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#define MVPP2_ISR_MISC_CAUSE_REG 0x55b0
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/* Buffer Manager registers */
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|
#define MVPP2_BM_POOL_BASE_REG(pool) (0x6000 + ((pool) * 4))
|
||
|
#define MVPP2_BM_POOL_BASE_ADDR_MASK 0xfffff80
|
||
|
#define MVPP2_BM_POOL_SIZE_REG(pool) (0x6040 + ((pool) * 4))
|
||
|
#define MVPP2_BM_POOL_SIZE_MASK 0xfff0
|
||
|
#define MVPP2_BM_POOL_READ_PTR_REG(pool) (0x6080 + ((pool) * 4))
|
||
|
#define MVPP2_BM_POOL_GET_READ_PTR_MASK 0xfff0
|
||
|
#define MVPP2_BM_POOL_PTRS_NUM_REG(pool) (0x60c0 + ((pool) * 4))
|
||
|
#define MVPP2_BM_POOL_PTRS_NUM_MASK 0xfff0
|
||
|
#define MVPP2_BM_BPPI_READ_PTR_REG(pool) (0x6100 + ((pool) * 4))
|
||
|
#define MVPP2_BM_BPPI_PTRS_NUM_REG(pool) (0x6140 + ((pool) * 4))
|
||
|
#define MVPP2_BM_BPPI_PTR_NUM_MASK 0x7ff
|
||
|
#define MVPP22_BM_POOL_PTRS_NUM_MASK 0xfff8
|
||
|
#define MVPP2_BM_BPPI_PREFETCH_FULL_MASK BIT(16)
|
||
|
#define MVPP2_BM_POOL_CTRL_REG(pool) (0x6200 + ((pool) * 4))
|
||
|
#define MVPP2_BM_START_MASK BIT(0)
|
||
|
#define MVPP2_BM_STOP_MASK BIT(1)
|
||
|
#define MVPP2_BM_STATE_MASK BIT(4)
|
||
|
#define MVPP2_BM_LOW_THRESH_OFFS 8
|
||
|
#define MVPP2_BM_LOW_THRESH_MASK 0x7f00
|
||
|
#define MVPP2_BM_LOW_THRESH_VALUE(val) ((val) << \
|
||
|
MVPP2_BM_LOW_THRESH_OFFS)
|
||
|
#define MVPP2_BM_HIGH_THRESH_OFFS 16
|
||
|
#define MVPP2_BM_HIGH_THRESH_MASK 0x7f0000
|
||
|
#define MVPP2_BM_HIGH_THRESH_VALUE(val) ((val) << \
|
||
|
MVPP2_BM_HIGH_THRESH_OFFS)
|
||
|
#define MVPP2_BM_INTR_CAUSE_REG(pool) (0x6240 + ((pool) * 4))
|
||
|
#define MVPP2_BM_RELEASED_DELAY_MASK BIT(0)
|
||
|
#define MVPP2_BM_ALLOC_FAILED_MASK BIT(1)
|
||
|
#define MVPP2_BM_BPPE_EMPTY_MASK BIT(2)
|
||
|
#define MVPP2_BM_BPPE_FULL_MASK BIT(3)
|
||
|
#define MVPP2_BM_AVAILABLE_BP_LOW_MASK BIT(4)
|
||
|
#define MVPP2_BM_INTR_MASK_REG(pool) (0x6280 + ((pool) * 4))
|
||
|
#define MVPP2_BM_PHY_ALLOC_REG(pool) (0x6400 + ((pool) * 4))
|
||
|
#define MVPP2_BM_PHY_ALLOC_GRNTD_MASK BIT(0)
|
||
|
#define MVPP2_BM_VIRT_ALLOC_REG 0x6440
|
||
|
#define MVPP22_BM_ADDR_HIGH_ALLOC 0x6444
|
||
|
#define MVPP22_BM_ADDR_HIGH_PHYS_MASK 0xff
|
||
|
#define MVPP22_BM_ADDR_HIGH_VIRT_MASK 0xff00
|
||
|
#define MVPP22_BM_ADDR_HIGH_VIRT_SHIFT 8
|
||
|
#define MVPP2_BM_PHY_RLS_REG(pool) (0x6480 + ((pool) * 4))
|
||
|
#define MVPP2_BM_PHY_RLS_MC_BUFF_MASK BIT(0)
|
||
|
#define MVPP2_BM_PHY_RLS_PRIO_EN_MASK BIT(1)
|
||
|
#define MVPP2_BM_PHY_RLS_GRNTD_MASK BIT(2)
|
||
|
#define MVPP2_BM_VIRT_RLS_REG 0x64c0
|
||
|
#define MVPP22_BM_ADDR_HIGH_RLS_REG 0x64c4
|
||
|
#define MVPP22_BM_ADDR_HIGH_PHYS_RLS_MASK 0xff
|
||
|
#define MVPP22_BM_ADDR_HIGH_VIRT_RLS_MASK 0xff00
|
||
|
#define MVPP22_BM_ADDR_HIGH_VIRT_RLS_SHIFT 8
|
||
|
|
||
|
/* Hit counters registers */
|
||
|
#define MVPP2_CTRS_IDX 0x7040
|
||
|
#define MVPP2_CLS_DEC_TBL_HIT_CTR 0x7700
|
||
|
#define MVPP2_CLS_FLOW_TBL_HIT_CTR 0x7704
|
||
|
|
||
|
/* TX Scheduler registers */
|
||
|
#define MVPP2_TXP_SCHED_PORT_INDEX_REG 0x8000
|
||
|
#define MVPP2_TXP_SCHED_Q_CMD_REG 0x8004
|
||
|
#define MVPP2_TXP_SCHED_ENQ_MASK 0xff
|
||
|
#define MVPP2_TXP_SCHED_DISQ_OFFSET 8
|
||
|
#define MVPP2_TXP_SCHED_CMD_1_REG 0x8010
|
||
|
#define MVPP2_TXP_SCHED_PERIOD_REG 0x8018
|
||
|
#define MVPP2_TXP_SCHED_MTU_REG 0x801c
|
||
|
#define MVPP2_TXP_MTU_MAX 0x7FFFF
|
||
|
#define MVPP2_TXP_SCHED_REFILL_REG 0x8020
|
||
|
#define MVPP2_TXP_REFILL_TOKENS_ALL_MASK 0x7ffff
|
||
|
#define MVPP2_TXP_REFILL_PERIOD_ALL_MASK 0x3ff00000
|
||
|
#define MVPP2_TXP_REFILL_PERIOD_MASK(v) ((v) << 20)
|
||
|
#define MVPP2_TXP_SCHED_TOKEN_SIZE_REG 0x8024
|
||
|
#define MVPP2_TXP_TOKEN_SIZE_MAX 0xffffffff
|
||
|
#define MVPP2_TXQ_SCHED_REFILL_REG(q) (0x8040 + ((q) << 2))
|
||
|
#define MVPP2_TXQ_REFILL_TOKENS_ALL_MASK 0x7ffff
|
||
|
#define MVPP2_TXQ_REFILL_PERIOD_ALL_MASK 0x3ff00000
|
||
|
#define MVPP2_TXQ_REFILL_PERIOD_MASK(v) ((v) << 20)
|
||
|
#define MVPP2_TXQ_SCHED_TOKEN_SIZE_REG(q) (0x8060 + ((q) << 2))
|
||
|
#define MVPP2_TXQ_TOKEN_SIZE_MAX 0x7fffffff
|
||
|
#define MVPP2_TXQ_SCHED_TOKEN_CNTR_REG(q) (0x8080 + ((q) << 2))
|
||
|
#define MVPP2_TXQ_TOKEN_CNTR_MAX 0xffffffff
|
||
|
|
||
|
/* TX general registers */
|
||
|
#define MVPP2_TX_SNOOP_REG 0x8800
|
||
|
#define MVPP2_TX_PORT_FLUSH_REG 0x8810
|
||
|
#define MVPP2_TX_PORT_FLUSH_MASK(port) (1 << (port))
|
||
|
|
||
|
/* LMS registers */
|
||
|
#define MVPP2_SRC_ADDR_MIDDLE 0x24
|
||
|
#define MVPP2_SRC_ADDR_HIGH 0x28
|
||
|
#define MVPP2_PHY_AN_CFG0_REG 0x34
|
||
|
#define MVPP2_PHY_AN_STOP_SMI0_MASK BIT(7)
|
||
|
#define MVPP2_MNG_EXTENDED_GLOBAL_CTRL_REG 0x305c
|
||
|
#define MVPP2_EXT_GLOBAL_CTRL_DEFAULT 0x27
|
||
|
|
||
|
/* Per-port registers */
|
||
|
#define MVPP2_GMAC_CTRL_0_REG 0x0
|
||
|
#define MVPP2_GMAC_PORT_EN_MASK BIT(0)
|
||
|
#define MVPP2_GMAC_PORT_TYPE_MASK BIT(1)
|
||
|
#define MVPP2_GMAC_MAX_RX_SIZE_OFFS 2
|
||
|
#define MVPP2_GMAC_MAX_RX_SIZE_MASK 0x7ffc
|
||
|
#define MVPP2_GMAC_MIB_CNTR_EN_MASK BIT(15)
|
||
|
#define MVPP2_GMAC_CTRL_1_REG 0x4
|
||
|
#define MVPP2_GMAC_PERIODIC_XON_EN_MASK BIT(1)
|
||
|
#define MVPP2_GMAC_GMII_LB_EN_MASK BIT(5)
|
||
|
#define MVPP2_GMAC_PCS_LB_EN_BIT 6
|
||
|
#define MVPP2_GMAC_PCS_LB_EN_MASK BIT(6)
|
||
|
#define MVPP2_GMAC_SA_LOW_OFFS 7
|
||
|
#define MVPP2_GMAC_CTRL_2_REG 0x8
|
||
|
#define MVPP2_GMAC_INBAND_AN_MASK BIT(0)
|
||
|
#define MVPP2_GMAC_FLOW_CTRL_MASK GENMASK(2, 1)
|
||
|
#define MVPP2_GMAC_PCS_ENABLE_MASK BIT(3)
|
||
|
#define MVPP2_GMAC_INTERNAL_CLK_MASK BIT(4)
|
||
|
#define MVPP2_GMAC_DISABLE_PADDING BIT(5)
|
||
|
#define MVPP2_GMAC_PORT_RESET_MASK BIT(6)
|
||
|
#define MVPP2_GMAC_AUTONEG_CONFIG 0xc
|
||
|
#define MVPP2_GMAC_FORCE_LINK_DOWN BIT(0)
|
||
|
#define MVPP2_GMAC_FORCE_LINK_PASS BIT(1)
|
||
|
#define MVPP2_GMAC_IN_BAND_AUTONEG BIT(2)
|
||
|
#define MVPP2_GMAC_IN_BAND_AUTONEG_BYPASS BIT(3)
|
||
|
#define MVPP2_GMAC_IN_BAND_RESTART_AN BIT(4)
|
||
|
#define MVPP2_GMAC_CONFIG_MII_SPEED BIT(5)
|
||
|
#define MVPP2_GMAC_CONFIG_GMII_SPEED BIT(6)
|
||
|
#define MVPP2_GMAC_AN_SPEED_EN BIT(7)
|
||
|
#define MVPP2_GMAC_FC_ADV_EN BIT(9)
|
||
|
#define MVPP2_GMAC_FC_ADV_ASM_EN BIT(10)
|
||
|
#define MVPP2_GMAC_FLOW_CTRL_AUTONEG BIT(11)
|
||
|
#define MVPP2_GMAC_CONFIG_FULL_DUPLEX BIT(12)
|
||
|
#define MVPP2_GMAC_AN_DUPLEX_EN BIT(13)
|
||
|
#define MVPP2_GMAC_STATUS0 0x10
|
||
|
#define MVPP2_GMAC_STATUS0_LINK_UP BIT(0)
|
||
|
#define MVPP2_GMAC_STATUS0_GMII_SPEED BIT(1)
|
||
|
#define MVPP2_GMAC_STATUS0_MII_SPEED BIT(2)
|
||
|
#define MVPP2_GMAC_STATUS0_FULL_DUPLEX BIT(3)
|
||
|
#define MVPP2_GMAC_STATUS0_RX_PAUSE BIT(6)
|
||
|
#define MVPP2_GMAC_STATUS0_TX_PAUSE BIT(7)
|
||
|
#define MVPP2_GMAC_STATUS0_AN_COMPLETE BIT(11)
|
||
|
#define MVPP2_GMAC_PORT_FIFO_CFG_1_REG 0x1c
|
||
|
#define MVPP2_GMAC_TX_FIFO_MIN_TH_OFFS 6
|
||
|
#define MVPP2_GMAC_TX_FIFO_MIN_TH_ALL_MASK 0x1fc0
|
||
|
#define MVPP2_GMAC_TX_FIFO_MIN_TH_MASK(v) (((v) << 6) & \
|
||
|
MVPP2_GMAC_TX_FIFO_MIN_TH_ALL_MASK)
|
||
|
#define MVPP22_GMAC_INT_STAT 0x20
|
||
|
#define MVPP22_GMAC_INT_STAT_LINK BIT(1)
|
||
|
#define MVPP22_GMAC_INT_MASK 0x24
|
||
|
#define MVPP22_GMAC_INT_MASK_LINK_STAT BIT(1)
|
||
|
#define MVPP22_GMAC_CTRL_4_REG 0x90
|
||
|
#define MVPP22_CTRL4_EXT_PIN_GMII_SEL BIT(0)
|
||
|
#define MVPP22_CTRL4_RX_FC_EN BIT(3)
|
||
|
#define MVPP22_CTRL4_TX_FC_EN BIT(4)
|
||
|
#define MVPP22_CTRL4_DP_CLK_SEL BIT(5)
|
||
|
#define MVPP22_CTRL4_SYNC_BYPASS_DIS BIT(6)
|
||
|
#define MVPP22_CTRL4_QSGMII_BYPASS_ACTIVE BIT(7)
|
||
|
#define MVPP22_GMAC_INT_SUM_MASK 0xa4
|
||
|
#define MVPP22_GMAC_INT_SUM_MASK_LINK_STAT BIT(1)
|
||
|
|
||
|
/* Per-port XGMAC registers. PPv2.2 only, only for GOP port 0,
|
||
|
* relative to port->base.
|
||
|
*/
|
||
|
#define MVPP22_XLG_CTRL0_REG 0x100
|
||
|
#define MVPP22_XLG_CTRL0_PORT_EN BIT(0)
|
||
|
#define MVPP22_XLG_CTRL0_MAC_RESET_DIS BIT(1)
|
||
|
#define MVPP22_XLG_CTRL0_RX_FLOW_CTRL_EN BIT(7)
|
||
|
#define MVPP22_XLG_CTRL0_TX_FLOW_CTRL_EN BIT(8)
|
||
|
#define MVPP22_XLG_CTRL0_MIB_CNT_DIS BIT(14)
|
||
|
#define MVPP22_XLG_CTRL1_REG 0x104
|
||
|
#define MVPP22_XLG_CTRL1_FRAMESIZELIMIT_OFFS 0
|
||
|
#define MVPP22_XLG_CTRL1_FRAMESIZELIMIT_MASK 0x1fff
|
||
|
#define MVPP22_XLG_STATUS 0x10c
|
||
|
#define MVPP22_XLG_STATUS_LINK_UP BIT(0)
|
||
|
#define MVPP22_XLG_INT_STAT 0x114
|
||
|
#define MVPP22_XLG_INT_STAT_LINK BIT(1)
|
||
|
#define MVPP22_XLG_INT_MASK 0x118
|
||
|
#define MVPP22_XLG_INT_MASK_LINK BIT(1)
|
||
|
#define MVPP22_XLG_CTRL3_REG 0x11c
|
||
|
#define MVPP22_XLG_CTRL3_MACMODESELECT_MASK (7 << 13)
|
||
|
#define MVPP22_XLG_CTRL3_MACMODESELECT_GMAC (0 << 13)
|
||
|
#define MVPP22_XLG_CTRL3_MACMODESELECT_10G (1 << 13)
|
||
|
#define MVPP22_XLG_EXT_INT_MASK 0x15c
|
||
|
#define MVPP22_XLG_EXT_INT_MASK_XLG BIT(1)
|
||
|
#define MVPP22_XLG_EXT_INT_MASK_GIG BIT(2)
|
||
|
#define MVPP22_XLG_CTRL4_REG 0x184
|
||
|
#define MVPP22_XLG_CTRL4_FWD_FC BIT(5)
|
||
|
#define MVPP22_XLG_CTRL4_FWD_PFC BIT(6)
|
||
|
#define MVPP22_XLG_CTRL4_MACMODSELECT_GMAC BIT(12)
|
||
|
#define MVPP22_XLG_CTRL4_EN_IDLE_CHECK BIT(14)
|
||
|
|
||
|
/* SMI registers. PPv2.2 only, relative to priv->iface_base. */
|
||
|
#define MVPP22_SMI_MISC_CFG_REG 0x1204
|
||
|
#define MVPP22_SMI_POLLING_EN BIT(10)
|
||
|
|
||
|
#define MVPP22_GMAC_BASE(port) (0x7000 + (port) * 0x1000 + 0xe00)
|
||
|
|
||
|
#define MVPP2_CAUSE_TXQ_SENT_DESC_ALL_MASK 0xff
|
||
|
|
||
|
/* Descriptor ring Macros */
|
||
|
#define MVPP2_QUEUE_NEXT_DESC(q, index) \
|
||
|
(((index) < (q)->last_desc) ? ((index) + 1) : 0)
|
||
|
|
||
|
/* XPCS registers. PPv2.2 only */
|
||
|
#define MVPP22_MPCS_BASE(port) (0x7000 + (port) * 0x1000)
|
||
|
#define MVPP22_MPCS_CTRL 0x14
|
||
|
#define MVPP22_MPCS_CTRL_FWD_ERR_CONN BIT(10)
|
||
|
#define MVPP22_MPCS_CLK_RESET 0x14c
|
||
|
#define MAC_CLK_RESET_SD_TX BIT(0)
|
||
|
#define MAC_CLK_RESET_SD_RX BIT(1)
|
||
|
#define MAC_CLK_RESET_MAC BIT(2)
|
||
|
#define MVPP22_MPCS_CLK_RESET_DIV_RATIO(n) ((n) << 4)
|
||
|
#define MVPP22_MPCS_CLK_RESET_DIV_SET BIT(11)
|
||
|
|
||
|
/* XPCS registers. PPv2.2 only */
|
||
|
#define MVPP22_XPCS_BASE(port) (0x7400 + (port) * 0x1000)
|
||
|
#define MVPP22_XPCS_CFG0 0x0
|
||
|
#define MVPP22_XPCS_CFG0_PCS_MODE(n) ((n) << 3)
|
||
|
#define MVPP22_XPCS_CFG0_ACTIVE_LANE(n) ((n) << 5)
|
||
|
|
||
|
/* System controller registers. Accessed through a regmap. */
|
||
|
#define GENCONF_SOFT_RESET1 0x1108
|
||
|
#define GENCONF_SOFT_RESET1_GOP BIT(6)
|
||
|
#define GENCONF_PORT_CTRL0 0x1110
|
||
|
#define GENCONF_PORT_CTRL0_BUS_WIDTH_SELECT BIT(1)
|
||
|
#define GENCONF_PORT_CTRL0_RX_DATA_SAMPLE BIT(29)
|
||
|
#define GENCONF_PORT_CTRL0_CLK_DIV_PHASE_CLR BIT(31)
|
||
|
#define GENCONF_PORT_CTRL1 0x1114
|
||
|
#define GENCONF_PORT_CTRL1_EN(p) BIT(p)
|
||
|
#define GENCONF_PORT_CTRL1_RESET(p) (BIT(p) << 28)
|
||
|
#define GENCONF_CTRL0 0x1120
|
||
|
#define GENCONF_CTRL0_PORT0_RGMII BIT(0)
|
||
|
#define GENCONF_CTRL0_PORT1_RGMII_MII BIT(1)
|
||
|
#define GENCONF_CTRL0_PORT1_RGMII BIT(2)
|
||
|
|
||
|
/* Various constants */
|
||
|
|
||
|
/* Coalescing */
|
||
|
#define MVPP2_TXDONE_COAL_PKTS_THRESH 64
|
||
|
#define MVPP2_TXDONE_HRTIMER_PERIOD_NS 1000000UL
|
||
|
#define MVPP2_TXDONE_COAL_USEC 1000
|
||
|
#define MVPP2_RX_COAL_PKTS 32
|
||
|
#define MVPP2_RX_COAL_USEC 64
|
||
|
|
||
|
/* The two bytes Marvell header. Either contains a special value used
|
||
|
* by Marvell switches when a specific hardware mode is enabled (not
|
||
|
* supported by this driver) or is filled automatically by zeroes on
|
||
|
* the RX side. Those two bytes being at the front of the Ethernet
|
||
|
* header, they allow to have the IP header aligned on a 4 bytes
|
||
|
* boundary automatically: the hardware skips those two bytes on its
|
||
|
* own.
|
||
|
*/
|
||
|
#define MVPP2_MH_SIZE 2
|
||
|
#define MVPP2_ETH_TYPE_LEN 2
|
||
|
#define MVPP2_PPPOE_HDR_SIZE 8
|
||
|
#define MVPP2_VLAN_TAG_LEN 4
|
||
|
#define MVPP2_VLAN_TAG_EDSA_LEN 8
|
||
|
|
||
|
/* Lbtd 802.3 type */
|
||
|
#define MVPP2_IP_LBDT_TYPE 0xfffa
|
||
|
|
||
|
#define MVPP2_TX_CSUM_MAX_SIZE 9800
|
||
|
|
||
|
/* Timeout constants */
|
||
|
#define MVPP2_TX_DISABLE_TIMEOUT_MSEC 1000
|
||
|
#define MVPP2_TX_PENDING_TIMEOUT_MSEC 1000
|
||
|
|
||
|
#define MVPP2_TX_MTU_MAX 0x7ffff
|
||
|
|
||
|
/* Maximum number of T-CONTs of PON port */
|
||
|
#define MVPP2_MAX_TCONT 16
|
||
|
|
||
|
/* Maximum number of supported ports */
|
||
|
#define MVPP2_MAX_PORTS 4
|
||
|
|
||
|
/* Maximum number of TXQs used by single port */
|
||
|
#define MVPP2_MAX_TXQ 8
|
||
|
|
||
|
/* MVPP2_MAX_TSO_SEGS is the maximum number of fragments to allow in the GSO
|
||
|
* skb. As we need a maxium of two descriptors per fragments (1 header, 1 data),
|
||
|
* multiply this value by two to count the maximum number of skb descs needed.
|
||
|
*/
|
||
|
#define MVPP2_MAX_TSO_SEGS 300
|
||
|
#define MVPP2_MAX_SKB_DESCS (MVPP2_MAX_TSO_SEGS * 2 + MAX_SKB_FRAGS)
|
||
|
|
||
|
/* Dfault number of RXQs in use */
|
||
|
#define MVPP2_DEFAULT_RXQ 1
|
||
|
|
||
|
/* Max number of Rx descriptors */
|
||
|
#define MVPP2_MAX_RXD_MAX 1024
|
||
|
#define MVPP2_MAX_RXD_DFLT 128
|
||
|
|
||
|
/* Max number of Tx descriptors */
|
||
|
#define MVPP2_MAX_TXD_MAX 2048
|
||
|
#define MVPP2_MAX_TXD_DFLT 1024
|
||
|
|
||
|
/* Amount of Tx descriptors that can be reserved at once by CPU */
|
||
|
#define MVPP2_CPU_DESC_CHUNK 64
|
||
|
|
||
|
/* Max number of Tx descriptors in each aggregated queue */
|
||
|
#define MVPP2_AGGR_TXQ_SIZE 256
|
||
|
|
||
|
/* Descriptor aligned size */
|
||
|
#define MVPP2_DESC_ALIGNED_SIZE 32
|
||
|
|
||
|
/* Descriptor alignment mask */
|
||
|
#define MVPP2_TX_DESC_ALIGN (MVPP2_DESC_ALIGNED_SIZE - 1)
|
||
|
|
||
|
/* RX FIFO constants */
|
||
|
#define MVPP2_RX_FIFO_PORT_DATA_SIZE_32KB 0x8000
|
||
|
#define MVPP2_RX_FIFO_PORT_DATA_SIZE_8KB 0x2000
|
||
|
#define MVPP2_RX_FIFO_PORT_DATA_SIZE_4KB 0x1000
|
||
|
#define MVPP2_RX_FIFO_PORT_ATTR_SIZE_32KB 0x200
|
||
|
#define MVPP2_RX_FIFO_PORT_ATTR_SIZE_8KB 0x80
|
||
|
#define MVPP2_RX_FIFO_PORT_ATTR_SIZE_4KB 0x40
|
||
|
#define MVPP2_RX_FIFO_PORT_MIN_PKT 0x80
|
||
|
|
||
|
/* TX FIFO constants */
|
||
|
#define MVPP22_TX_FIFO_DATA_SIZE_10KB 0xa
|
||
|
#define MVPP22_TX_FIFO_DATA_SIZE_3KB 0x3
|
||
|
#define MVPP2_TX_FIFO_THRESHOLD_MIN 256
|
||
|
#define MVPP2_TX_FIFO_THRESHOLD_10KB \
|
||
|
(MVPP22_TX_FIFO_DATA_SIZE_10KB * 1024 - MVPP2_TX_FIFO_THRESHOLD_MIN)
|
||
|
#define MVPP2_TX_FIFO_THRESHOLD_3KB \
|
||
|
(MVPP22_TX_FIFO_DATA_SIZE_3KB * 1024 - MVPP2_TX_FIFO_THRESHOLD_MIN)
|
||
|
|
||
|
/* RX buffer constants */
|
||
|
#define MVPP2_SKB_SHINFO_SIZE \
|
||
|
SKB_DATA_ALIGN(sizeof(struct skb_shared_info))
|
||
|
|
||
|
#define MVPP2_RX_PKT_SIZE(mtu) \
|
||
|
ALIGN((mtu) + MVPP2_MH_SIZE + MVPP2_VLAN_TAG_LEN + \
|
||
|
ETH_HLEN + ETH_FCS_LEN, cache_line_size())
|
||
|
|
||
|
#define MVPP2_RX_BUF_SIZE(pkt_size) ((pkt_size) + NET_SKB_PAD)
|
||
|
#define MVPP2_RX_TOTAL_SIZE(buf_size) ((buf_size) + MVPP2_SKB_SHINFO_SIZE)
|
||
|
#define MVPP2_RX_MAX_PKT_SIZE(total_size) \
|
||
|
((total_size) - NET_SKB_PAD - MVPP2_SKB_SHINFO_SIZE)
|
||
|
|
||
|
#define MVPP2_BIT_TO_BYTE(bit) ((bit) / 8)
|
||
|
#define MVPP2_BIT_TO_WORD(bit) ((bit) / 32)
|
||
|
#define MVPP2_BIT_IN_WORD(bit) ((bit) % 32)
|
||
|
|
||
|
/* RSS constants */
|
||
|
#define MVPP22_RSS_TABLE_ENTRIES 32
|
||
|
|
||
|
/* IPv6 max L3 address size */
|
||
|
#define MVPP2_MAX_L3_ADDR_SIZE 16
|
||
|
|
||
|
/* Port flags */
|
||
|
#define MVPP2_F_LOOPBACK BIT(0)
|
||
|
|
||
|
/* Marvell tag types */
|
||
|
enum mvpp2_tag_type {
|
||
|
MVPP2_TAG_TYPE_NONE = 0,
|
||
|
MVPP2_TAG_TYPE_MH = 1,
|
||
|
MVPP2_TAG_TYPE_DSA = 2,
|
||
|
MVPP2_TAG_TYPE_EDSA = 3,
|
||
|
MVPP2_TAG_TYPE_VLAN = 4,
|
||
|
MVPP2_TAG_TYPE_LAST = 5
|
||
|
};
|
||
|
|
||
|
/* L2 cast enum */
|
||
|
enum mvpp2_prs_l2_cast {
|
||
|
MVPP2_PRS_L2_UNI_CAST,
|
||
|
MVPP2_PRS_L2_MULTI_CAST,
|
||
|
};
|
||
|
|
||
|
/* L3 cast enum */
|
||
|
enum mvpp2_prs_l3_cast {
|
||
|
MVPP2_PRS_L3_UNI_CAST,
|
||
|
MVPP2_PRS_L3_MULTI_CAST,
|
||
|
MVPP2_PRS_L3_BROAD_CAST
|
||
|
};
|
||
|
|
||
|
/* BM constants */
|
||
|
#define MVPP2_BM_JUMBO_BUF_NUM 512
|
||
|
#define MVPP2_BM_LONG_BUF_NUM 1024
|
||
|
#define MVPP2_BM_SHORT_BUF_NUM 2048
|
||
|
#define MVPP2_BM_POOL_SIZE_MAX (16*1024 - MVPP2_BM_POOL_PTR_ALIGN/4)
|
||
|
#define MVPP2_BM_POOL_PTR_ALIGN 128
|
||
|
|
||
|
/* BM cookie (32 bits) definition */
|
||
|
#define MVPP2_BM_COOKIE_POOL_OFFS 8
|
||
|
#define MVPP2_BM_COOKIE_CPU_OFFS 24
|
||
|
|
||
|
#define MVPP2_BM_SHORT_FRAME_SIZE 512
|
||
|
#define MVPP2_BM_LONG_FRAME_SIZE 2048
|
||
|
#define MVPP2_BM_JUMBO_FRAME_SIZE 10240
|
||
|
/* BM short pool packet size
|
||
|
* These value assure that for SWF the total number
|
||
|
* of bytes allocated for each buffer will be 512
|
||
|
*/
|
||
|
#define MVPP2_BM_SHORT_PKT_SIZE MVPP2_RX_MAX_PKT_SIZE(MVPP2_BM_SHORT_FRAME_SIZE)
|
||
|
#define MVPP2_BM_LONG_PKT_SIZE MVPP2_RX_MAX_PKT_SIZE(MVPP2_BM_LONG_FRAME_SIZE)
|
||
|
#define MVPP2_BM_JUMBO_PKT_SIZE MVPP2_RX_MAX_PKT_SIZE(MVPP2_BM_JUMBO_FRAME_SIZE)
|
||
|
|
||
|
#define MVPP21_ADDR_SPACE_SZ 0
|
||
|
#define MVPP22_ADDR_SPACE_SZ SZ_64K
|
||
|
|
||
|
#define MVPP2_MAX_THREADS 8
|
||
|
#define MVPP2_MAX_QVECS MVPP2_MAX_THREADS
|
||
|
|
||
|
/* GMAC MIB Counters register definitions */
|
||
|
#define MVPP21_MIB_COUNTERS_OFFSET 0x1000
|
||
|
#define MVPP21_MIB_COUNTERS_PORT_SZ 0x400
|
||
|
#define MVPP22_MIB_COUNTERS_OFFSET 0x0
|
||
|
#define MVPP22_MIB_COUNTERS_PORT_SZ 0x100
|
||
|
|
||
|
#define MVPP2_MIB_GOOD_OCTETS_RCVD 0x0
|
||
|
#define MVPP2_MIB_BAD_OCTETS_RCVD 0x8
|
||
|
#define MVPP2_MIB_CRC_ERRORS_SENT 0xc
|
||
|
#define MVPP2_MIB_UNICAST_FRAMES_RCVD 0x10
|
||
|
#define MVPP2_MIB_BROADCAST_FRAMES_RCVD 0x18
|
||
|
#define MVPP2_MIB_MULTICAST_FRAMES_RCVD 0x1c
|
||
|
#define MVPP2_MIB_FRAMES_64_OCTETS 0x20
|
||
|
#define MVPP2_MIB_FRAMES_65_TO_127_OCTETS 0x24
|
||
|
#define MVPP2_MIB_FRAMES_128_TO_255_OCTETS 0x28
|
||
|
#define MVPP2_MIB_FRAMES_256_TO_511_OCTETS 0x2c
|
||
|
#define MVPP2_MIB_FRAMES_512_TO_1023_OCTETS 0x30
|
||
|
#define MVPP2_MIB_FRAMES_1024_TO_MAX_OCTETS 0x34
|
||
|
#define MVPP2_MIB_GOOD_OCTETS_SENT 0x38
|
||
|
#define MVPP2_MIB_UNICAST_FRAMES_SENT 0x40
|
||
|
#define MVPP2_MIB_MULTICAST_FRAMES_SENT 0x48
|
||
|
#define MVPP2_MIB_BROADCAST_FRAMES_SENT 0x4c
|
||
|
#define MVPP2_MIB_FC_SENT 0x54
|
||
|
#define MVPP2_MIB_FC_RCVD 0x58
|
||
|
#define MVPP2_MIB_RX_FIFO_OVERRUN 0x5c
|
||
|
#define MVPP2_MIB_UNDERSIZE_RCVD 0x60
|
||
|
#define MVPP2_MIB_FRAGMENTS_RCVD 0x64
|
||
|
#define MVPP2_MIB_OVERSIZE_RCVD 0x68
|
||
|
#define MVPP2_MIB_JABBER_RCVD 0x6c
|
||
|
#define MVPP2_MIB_MAC_RCV_ERROR 0x70
|
||
|
#define MVPP2_MIB_BAD_CRC_EVENT 0x74
|
||
|
#define MVPP2_MIB_COLLISION 0x78
|
||
|
#define MVPP2_MIB_LATE_COLLISION 0x7c
|
||
|
|
||
|
#define MVPP2_MIB_COUNTERS_STATS_DELAY (1 * HZ)
|
||
|
|
||
|
#define MVPP2_DESC_DMA_MASK DMA_BIT_MASK(40)
|
||
|
|
||
|
/* Definitions */
|
||
|
|
||
|
/* Shared Packet Processor resources */
|
||
|
struct mvpp2 {
|
||
|
/* Shared registers' base addresses */
|
||
|
void __iomem *lms_base;
|
||
|
void __iomem *iface_base;
|
||
|
|
||
|
/* On PPv2.2, each "software thread" can access the base
|
||
|
* register through a separate address space, each 64 KB apart
|
||
|
* from each other. Typically, such address spaces will be
|
||
|
* used per CPU.
|
||
|
*/
|
||
|
void __iomem *swth_base[MVPP2_MAX_THREADS];
|
||
|
|
||
|
/* On PPv2.2, some port control registers are located into the system
|
||
|
* controller space. These registers are accessible through a regmap.
|
||
|
*/
|
||
|
struct regmap *sysctrl_base;
|
||
|
|
||
|
/* Common clocks */
|
||
|
struct clk *pp_clk;
|
||
|
struct clk *gop_clk;
|
||
|
struct clk *mg_clk;
|
||
|
struct clk *mg_core_clk;
|
||
|
struct clk *axi_clk;
|
||
|
|
||
|
/* List of pointers to port structures */
|
||
|
int port_count;
|
||
|
struct mvpp2_port *port_list[MVPP2_MAX_PORTS];
|
||
|
|
||
|
/* Aggregated TXQs */
|
||
|
struct mvpp2_tx_queue *aggr_txqs;
|
||
|
|
||
|
/* BM pools */
|
||
|
struct mvpp2_bm_pool *bm_pools;
|
||
|
|
||
|
/* PRS shadow table */
|
||
|
struct mvpp2_prs_shadow *prs_shadow;
|
||
|
/* PRS auxiliary table for double vlan entries control */
|
||
|
bool *prs_double_vlans;
|
||
|
|
||
|
/* Tclk value */
|
||
|
u32 tclk;
|
||
|
|
||
|
/* HW version */
|
||
|
enum { MVPP21, MVPP22 } hw_version;
|
||
|
|
||
|
/* Maximum number of RXQs per port */
|
||
|
unsigned int max_port_rxqs;
|
||
|
|
||
|
/* Workqueue to gather hardware statistics */
|
||
|
char queue_name[30];
|
||
|
struct workqueue_struct *stats_queue;
|
||
|
|
||
|
/* Debugfs root entry */
|
||
|
struct dentry *dbgfs_dir;
|
||
|
};
|
||
|
|
||
|
struct mvpp2_pcpu_stats {
|
||
|
struct u64_stats_sync syncp;
|
||
|
u64 rx_packets;
|
||
|
u64 rx_bytes;
|
||
|
u64 tx_packets;
|
||
|
u64 tx_bytes;
|
||
|
};
|
||
|
|
||
|
/* Per-CPU port control */
|
||
|
struct mvpp2_port_pcpu {
|
||
|
struct hrtimer tx_done_timer;
|
||
|
bool timer_scheduled;
|
||
|
/* Tasklet for egress finalization */
|
||
|
struct tasklet_struct tx_done_tasklet;
|
||
|
};
|
||
|
|
||
|
struct mvpp2_queue_vector {
|
||
|
int irq;
|
||
|
struct napi_struct napi;
|
||
|
enum { MVPP2_QUEUE_VECTOR_SHARED, MVPP2_QUEUE_VECTOR_PRIVATE } type;
|
||
|
int sw_thread_id;
|
||
|
u16 sw_thread_mask;
|
||
|
int first_rxq;
|
||
|
int nrxqs;
|
||
|
u32 pending_cause_rx;
|
||
|
struct mvpp2_port *port;
|
||
|
};
|
||
|
|
||
|
struct mvpp2_port {
|
||
|
u8 id;
|
||
|
|
||
|
/* Index of the port from the "group of ports" complex point
|
||
|
* of view
|
||
|
*/
|
||
|
int gop_id;
|
||
|
|
||
|
int link_irq;
|
||
|
|
||
|
struct mvpp2 *priv;
|
||
|
|
||
|
/* Firmware node associated to the port */
|
||
|
struct fwnode_handle *fwnode;
|
||
|
|
||
|
/* Is a PHY always connected to the port */
|
||
|
bool has_phy;
|
||
|
|
||
|
/* Per-port registers' base address */
|
||
|
void __iomem *base;
|
||
|
void __iomem *stats_base;
|
||
|
|
||
|
struct mvpp2_rx_queue **rxqs;
|
||
|
unsigned int nrxqs;
|
||
|
struct mvpp2_tx_queue **txqs;
|
||
|
unsigned int ntxqs;
|
||
|
struct net_device *dev;
|
||
|
|
||
|
int pkt_size;
|
||
|
|
||
|
/* Per-CPU port control */
|
||
|
struct mvpp2_port_pcpu __percpu *pcpu;
|
||
|
|
||
|
/* Flags */
|
||
|
unsigned long flags;
|
||
|
|
||
|
u16 tx_ring_size;
|
||
|
u16 rx_ring_size;
|
||
|
struct mvpp2_pcpu_stats __percpu *stats;
|
||
|
u64 *ethtool_stats;
|
||
|
|
||
|
/* Per-port work and its lock to gather hardware statistics */
|
||
|
struct mutex gather_stats_lock;
|
||
|
struct delayed_work stats_work;
|
||
|
|
||
|
struct device_node *of_node;
|
||
|
|
||
|
phy_interface_t phy_interface;
|
||
|
struct phylink *phylink;
|
||
|
struct phy *comphy;
|
||
|
|
||
|
struct mvpp2_bm_pool *pool_long;
|
||
|
struct mvpp2_bm_pool *pool_short;
|
||
|
|
||
|
/* Index of first port's physical RXQ */
|
||
|
u8 first_rxq;
|
||
|
|
||
|
struct mvpp2_queue_vector qvecs[MVPP2_MAX_QVECS];
|
||
|
unsigned int nqvecs;
|
||
|
bool has_tx_irqs;
|
||
|
|
||
|
u32 tx_time_coal;
|
||
|
|
||
|
/* RSS indirection table */
|
||
|
u32 indir[MVPP22_RSS_TABLE_ENTRIES];
|
||
|
};
|
||
|
|
||
|
/* The mvpp2_tx_desc and mvpp2_rx_desc structures describe the
|
||
|
* layout of the transmit and reception DMA descriptors, and their
|
||
|
* layout is therefore defined by the hardware design
|
||
|
*/
|
||
|
|
||
|
#define MVPP2_TXD_L3_OFF_SHIFT 0
|
||
|
#define MVPP2_TXD_IP_HLEN_SHIFT 8
|
||
|
#define MVPP2_TXD_L4_CSUM_FRAG BIT(13)
|
||
|
#define MVPP2_TXD_L4_CSUM_NOT BIT(14)
|
||
|
#define MVPP2_TXD_IP_CSUM_DISABLE BIT(15)
|
||
|
#define MVPP2_TXD_PADDING_DISABLE BIT(23)
|
||
|
#define MVPP2_TXD_L4_UDP BIT(24)
|
||
|
#define MVPP2_TXD_L3_IP6 BIT(26)
|
||
|
#define MVPP2_TXD_L_DESC BIT(28)
|
||
|
#define MVPP2_TXD_F_DESC BIT(29)
|
||
|
|
||
|
#define MVPP2_RXD_ERR_SUMMARY BIT(15)
|
||
|
#define MVPP2_RXD_ERR_CODE_MASK (BIT(13) | BIT(14))
|
||
|
#define MVPP2_RXD_ERR_CRC 0x0
|
||
|
#define MVPP2_RXD_ERR_OVERRUN BIT(13)
|
||
|
#define MVPP2_RXD_ERR_RESOURCE (BIT(13) | BIT(14))
|
||
|
#define MVPP2_RXD_BM_POOL_ID_OFFS 16
|
||
|
#define MVPP2_RXD_BM_POOL_ID_MASK (BIT(16) | BIT(17) | BIT(18))
|
||
|
#define MVPP2_RXD_HWF_SYNC BIT(21)
|
||
|
#define MVPP2_RXD_L4_CSUM_OK BIT(22)
|
||
|
#define MVPP2_RXD_IP4_HEADER_ERR BIT(24)
|
||
|
#define MVPP2_RXD_L4_TCP BIT(25)
|
||
|
#define MVPP2_RXD_L4_UDP BIT(26)
|
||
|
#define MVPP2_RXD_L3_IP4 BIT(28)
|
||
|
#define MVPP2_RXD_L3_IP6 BIT(30)
|
||
|
#define MVPP2_RXD_BUF_HDR BIT(31)
|
||
|
|
||
|
/* HW TX descriptor for PPv2.1 */
|
||
|
struct mvpp21_tx_desc {
|
||
|
__le32 command; /* Options used by HW for packet transmitting.*/
|
||
|
u8 packet_offset; /* the offset from the buffer beginning */
|
||
|
u8 phys_txq; /* destination queue ID */
|
||
|
__le16 data_size; /* data size of transmitted packet in bytes */
|
||
|
__le32 buf_dma_addr; /* physical addr of transmitted buffer */
|
||
|
__le32 buf_cookie; /* cookie for access to TX buffer in tx path */
|
||
|
__le32 reserved1[3]; /* hw_cmd (for future use, BM, PON, PNC) */
|
||
|
__le32 reserved2; /* reserved (for future use) */
|
||
|
};
|
||
|
|
||
|
/* HW RX descriptor for PPv2.1 */
|
||
|
struct mvpp21_rx_desc {
|
||
|
__le32 status; /* info about received packet */
|
||
|
__le16 reserved1; /* parser_info (for future use, PnC) */
|
||
|
__le16 data_size; /* size of received packet in bytes */
|
||
|
__le32 buf_dma_addr; /* physical address of the buffer */
|
||
|
__le32 buf_cookie; /* cookie for access to RX buffer in rx path */
|
||
|
__le16 reserved2; /* gem_port_id (for future use, PON) */
|
||
|
__le16 reserved3; /* csum_l4 (for future use, PnC) */
|
||
|
u8 reserved4; /* bm_qset (for future use, BM) */
|
||
|
u8 reserved5;
|
||
|
__le16 reserved6; /* classify_info (for future use, PnC) */
|
||
|
__le32 reserved7; /* flow_id (for future use, PnC) */
|
||
|
__le32 reserved8;
|
||
|
};
|
||
|
|
||
|
/* HW TX descriptor for PPv2.2 */
|
||
|
struct mvpp22_tx_desc {
|
||
|
__le32 command;
|
||
|
u8 packet_offset;
|
||
|
u8 phys_txq;
|
||
|
__le16 data_size;
|
||
|
__le64 reserved1;
|
||
|
__le64 buf_dma_addr_ptp;
|
||
|
__le64 buf_cookie_misc;
|
||
|
};
|
||
|
|
||
|
/* HW RX descriptor for PPv2.2 */
|
||
|
struct mvpp22_rx_desc {
|
||
|
__le32 status;
|
||
|
__le16 reserved1;
|
||
|
__le16 data_size;
|
||
|
__le32 reserved2;
|
||
|
__le32 reserved3;
|
||
|
__le64 buf_dma_addr_key_hash;
|
||
|
__le64 buf_cookie_misc;
|
||
|
};
|
||
|
|
||
|
/* Opaque type used by the driver to manipulate the HW TX and RX
|
||
|
* descriptors
|
||
|
*/
|
||
|
struct mvpp2_tx_desc {
|
||
|
union {
|
||
|
struct mvpp21_tx_desc pp21;
|
||
|
struct mvpp22_tx_desc pp22;
|
||
|
};
|
||
|
};
|
||
|
|
||
|
struct mvpp2_rx_desc {
|
||
|
union {
|
||
|
struct mvpp21_rx_desc pp21;
|
||
|
struct mvpp22_rx_desc pp22;
|
||
|
};
|
||
|
};
|
||
|
|
||
|
struct mvpp2_txq_pcpu_buf {
|
||
|
/* Transmitted SKB */
|
||
|
struct sk_buff *skb;
|
||
|
|
||
|
/* Physical address of transmitted buffer */
|
||
|
dma_addr_t dma;
|
||
|
|
||
|
/* Size transmitted */
|
||
|
size_t size;
|
||
|
};
|
||
|
|
||
|
/* Per-CPU Tx queue control */
|
||
|
struct mvpp2_txq_pcpu {
|
||
|
int cpu;
|
||
|
|
||
|
/* Number of Tx DMA descriptors in the descriptor ring */
|
||
|
int size;
|
||
|
|
||
|
/* Number of currently used Tx DMA descriptor in the
|
||
|
* descriptor ring
|
||
|
*/
|
||
|
int count;
|
||
|
|
||
|
int wake_threshold;
|
||
|
int stop_threshold;
|
||
|
|
||
|
/* Number of Tx DMA descriptors reserved for each CPU */
|
||
|
int reserved_num;
|
||
|
|
||
|
/* Infos about transmitted buffers */
|
||
|
struct mvpp2_txq_pcpu_buf *buffs;
|
||
|
|
||
|
/* Index of last TX DMA descriptor that was inserted */
|
||
|
int txq_put_index;
|
||
|
|
||
|
/* Index of the TX DMA descriptor to be cleaned up */
|
||
|
int txq_get_index;
|
||
|
|
||
|
/* DMA buffer for TSO headers */
|
||
|
char *tso_headers;
|
||
|
dma_addr_t tso_headers_dma;
|
||
|
};
|
||
|
|
||
|
struct mvpp2_tx_queue {
|
||
|
/* Physical number of this Tx queue */
|
||
|
u8 id;
|
||
|
|
||
|
/* Logical number of this Tx queue */
|
||
|
u8 log_id;
|
||
|
|
||
|
/* Number of Tx DMA descriptors in the descriptor ring */
|
||
|
int size;
|
||
|
|
||
|
/* Number of currently used Tx DMA descriptor in the descriptor ring */
|
||
|
int count;
|
||
|
|
||
|
/* Per-CPU control of physical Tx queues */
|
||
|
struct mvpp2_txq_pcpu __percpu *pcpu;
|
||
|
|
||
|
u32 done_pkts_coal;
|
||
|
|
||
|
/* Virtual address of thex Tx DMA descriptors array */
|
||
|
struct mvpp2_tx_desc *descs;
|
||
|
|
||
|
/* DMA address of the Tx DMA descriptors array */
|
||
|
dma_addr_t descs_dma;
|
||
|
|
||
|
/* Index of the last Tx DMA descriptor */
|
||
|
int last_desc;
|
||
|
|
||
|
/* Index of the next Tx DMA descriptor to process */
|
||
|
int next_desc_to_proc;
|
||
|
};
|
||
|
|
||
|
struct mvpp2_rx_queue {
|
||
|
/* RX queue number, in the range 0-31 for physical RXQs */
|
||
|
u8 id;
|
||
|
|
||
|
/* Num of rx descriptors in the rx descriptor ring */
|
||
|
int size;
|
||
|
|
||
|
u32 pkts_coal;
|
||
|
u32 time_coal;
|
||
|
|
||
|
/* Virtual address of the RX DMA descriptors array */
|
||
|
struct mvpp2_rx_desc *descs;
|
||
|
|
||
|
/* DMA address of the RX DMA descriptors array */
|
||
|
dma_addr_t descs_dma;
|
||
|
|
||
|
/* Index of the last RX DMA descriptor */
|
||
|
int last_desc;
|
||
|
|
||
|
/* Index of the next RX DMA descriptor to process */
|
||
|
int next_desc_to_proc;
|
||
|
|
||
|
/* ID of port to which physical RXQ is mapped */
|
||
|
int port;
|
||
|
|
||
|
/* Port's logic RXQ number to which physical RXQ is mapped */
|
||
|
int logic_rxq;
|
||
|
};
|
||
|
|
||
|
struct mvpp2_bm_pool {
|
||
|
/* Pool number in the range 0-7 */
|
||
|
int id;
|
||
|
|
||
|
/* Buffer Pointers Pool External (BPPE) size */
|
||
|
int size;
|
||
|
/* BPPE size in bytes */
|
||
|
int size_bytes;
|
||
|
/* Number of buffers for this pool */
|
||
|
int buf_num;
|
||
|
/* Pool buffer size */
|
||
|
int buf_size;
|
||
|
/* Packet size */
|
||
|
int pkt_size;
|
||
|
int frag_size;
|
||
|
|
||
|
/* BPPE virtual base address */
|
||
|
u32 *virt_addr;
|
||
|
/* BPPE DMA base address */
|
||
|
dma_addr_t dma_addr;
|
||
|
|
||
|
/* Ports using BM pool */
|
||
|
u32 port_map;
|
||
|
};
|
||
|
|
||
|
#define IS_TSO_HEADER(txq_pcpu, addr) \
|
||
|
((addr) >= (txq_pcpu)->tso_headers_dma && \
|
||
|
(addr) < (txq_pcpu)->tso_headers_dma + \
|
||
|
(txq_pcpu)->size * TSO_HEADER_SIZE)
|
||
|
|
||
|
#define MVPP2_DRIVER_NAME "mvpp2"
|
||
|
#define MVPP2_DRIVER_VERSION "1.0"
|
||
|
|
||
|
void mvpp2_write(struct mvpp2 *priv, u32 offset, u32 data);
|
||
|
u32 mvpp2_read(struct mvpp2 *priv, u32 offset);
|
||
|
|
||
|
u32 mvpp2_read_relaxed(struct mvpp2 *priv, u32 offset);
|
||
|
|
||
|
void mvpp2_percpu_write(struct mvpp2 *priv, int cpu, u32 offset, u32 data);
|
||
|
u32 mvpp2_percpu_read(struct mvpp2 *priv, int cpu, u32 offset);
|
||
|
|
||
|
void mvpp2_percpu_write_relaxed(struct mvpp2 *priv, int cpu, u32 offset,
|
||
|
u32 data);
|
||
|
|
||
|
void mvpp2_dbgfs_init(struct mvpp2 *priv, const char *name);
|
||
|
|
||
|
void mvpp2_dbgfs_cleanup(struct mvpp2 *priv);
|
||
|
|
||
|
#endif
|