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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/net/ethernet/marvell/mvpp2/mvpp2.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/marvell/mvpp2/mvpp2.h')
-rw-r--r--drivers/net/ethernet/marvell/mvpp2/mvpp2.h1570
1 files changed, 1570 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
new file mode 100644
index 000000000..11e603686
--- /dev/null
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
@@ -0,0 +1,1570 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Definitions for Marvell PPv2 network controller for Armada 375 SoC.
+ *
+ * Copyright (C) 2014 Marvell
+ *
+ * Marcin Wojtas <mw@semihalf.com>
+ */
+#ifndef _MVPP2_H_
+#define _MVPP2_H_
+
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
+#include <linux/netdevice.h>
+#include <linux/net_tstamp.h>
+#include <linux/phy.h>
+#include <linux/phylink.h>
+#include <net/flow_offload.h>
+#include <net/page_pool.h>
+#include <linux/bpf.h>
+#include <net/xdp.h>
+
+/* The PacketOffset field is measured in units of 32 bytes and is 3 bits wide,
+ * so the maximum offset is 7 * 32 = 224
+ */
+#define MVPP2_SKB_HEADROOM min(max(XDP_PACKET_HEADROOM, NET_SKB_PAD), 224)
+
+#define MVPP2_XDP_PASS 0
+#define MVPP2_XDP_DROPPED BIT(0)
+#define MVPP2_XDP_TX BIT(1)
+#define MVPP2_XDP_REDIR BIT(2)
+
+/* Fifo Registers */
+#define MVPP2_RX_DATA_FIFO_SIZE_REG(port) (0x00 + 4 * (port))
+#define MVPP2_RX_ATTR_FIFO_SIZE_REG(port) (0x20 + 4 * (port))
+#define MVPP2_RX_MIN_PKT_SIZE_REG 0x60
+#define MVPP2_RX_FIFO_INIT_REG 0x64
+#define MVPP22_TX_FIFO_THRESH_REG(port) (0x8840 + 4 * (port))
+#define MVPP22_TX_FIFO_SIZE_REG(port) (0x8860 + 4 * (port))
+
+/* RX DMA Top Registers */
+#define MVPP2_RX_CTRL_REG(port) (0x140 + 4 * (port))
+#define MVPP2_RX_LOW_LATENCY_PKT_SIZE(s) (((s) & 0xfff) << 16)
+#define MVPP2_RX_USE_PSEUDO_FOR_CSUM_MASK BIT(31)
+#define MVPP2_POOL_BUF_SIZE_REG(pool) (0x180 + 4 * (pool))
+#define MVPP2_POOL_BUF_SIZE_OFFSET 5
+#define MVPP2_RXQ_CONFIG_REG(rxq) (0x800 + 4 * (rxq))
+#define MVPP2_SNOOP_PKT_SIZE_MASK 0x1ff
+#define MVPP2_SNOOP_BUF_HDR_MASK BIT(9)
+#define MVPP2_RXQ_POOL_SHORT_OFFS 20
+#define MVPP21_RXQ_POOL_SHORT_MASK 0x700000
+#define MVPP22_RXQ_POOL_SHORT_MASK 0xf00000
+#define MVPP2_RXQ_POOL_LONG_OFFS 24
+#define MVPP21_RXQ_POOL_LONG_MASK 0x7000000
+#define MVPP22_RXQ_POOL_LONG_MASK 0xf000000
+#define MVPP2_RXQ_PACKET_OFFSET_OFFS 28
+#define MVPP2_RXQ_PACKET_OFFSET_MASK 0x70000000
+#define MVPP2_RXQ_DISABLE_MASK BIT(31)
+
+/* Top Registers */
+#define MVPP2_MH_REG(port) (0x5040 + 4 * (port))
+#define MVPP2_DSA_EXTENDED BIT(5)
+#define MVPP2_VER_ID_REG 0x50b0
+#define MVPP2_VER_PP22 0x10
+#define MVPP2_VER_PP23 0x11
+
+/* Parser Registers */
+#define MVPP2_PRS_INIT_LOOKUP_REG 0x1000
+#define MVPP2_PRS_PORT_LU_MAX 0xf
+#define MVPP2_PRS_PORT_LU_MASK(port) (0xff << ((port) * 4))
+#define MVPP2_PRS_PORT_LU_VAL(port, val) ((val) << ((port) * 4))
+#define MVPP2_PRS_INIT_OFFS_REG(port) (0x1004 + ((port) & 4))
+#define MVPP2_PRS_INIT_OFF_MASK(port) (0x3f << (((port) % 4) * 8))
+#define MVPP2_PRS_INIT_OFF_VAL(port, val) ((val) << (((port) % 4) * 8))
+#define MVPP2_PRS_MAX_LOOP_REG(port) (0x100c + ((port) & 4))
+#define MVPP2_PRS_MAX_LOOP_MASK(port) (0xff << (((port) % 4) * 8))
+#define MVPP2_PRS_MAX_LOOP_VAL(port, val) ((val) << (((port) % 4) * 8))
+#define MVPP2_PRS_TCAM_IDX_REG 0x1100
+#define MVPP2_PRS_TCAM_DATA_REG(idx) (0x1104 + (idx) * 4)
+#define MVPP2_PRS_TCAM_INV_MASK BIT(31)
+#define MVPP2_PRS_SRAM_IDX_REG 0x1200
+#define MVPP2_PRS_SRAM_DATA_REG(idx) (0x1204 + (idx) * 4)
+#define MVPP2_PRS_TCAM_CTRL_REG 0x1230
+#define MVPP2_PRS_TCAM_EN_MASK BIT(0)
+#define MVPP2_PRS_TCAM_HIT_IDX_REG 0x1240
+#define MVPP2_PRS_TCAM_HIT_CNT_REG 0x1244
+#define MVPP2_PRS_TCAM_HIT_CNT_MASK GENMASK(15, 0)
+
+/* RSS Registers */
+#define MVPP22_RSS_INDEX 0x1500
+#define MVPP22_RSS_INDEX_TABLE_ENTRY(idx) (idx)
+#define MVPP22_RSS_INDEX_TABLE(idx) ((idx) << 8)
+#define MVPP22_RSS_INDEX_QUEUE(idx) ((idx) << 16)
+#define MVPP22_RXQ2RSS_TABLE 0x1504
+#define MVPP22_RSS_TABLE_POINTER(p) (p)
+#define MVPP22_RSS_TABLE_ENTRY 0x1508
+#define MVPP22_RSS_WIDTH 0x150c
+
+/* Classifier Registers */
+#define MVPP2_CLS_MODE_REG 0x1800
+#define MVPP2_CLS_MODE_ACTIVE_MASK BIT(0)
+#define MVPP2_CLS_PORT_WAY_REG 0x1810
+#define MVPP2_CLS_PORT_WAY_MASK(port) (1 << (port))
+#define MVPP2_CLS_LKP_INDEX_REG 0x1814
+#define MVPP2_CLS_LKP_INDEX_WAY_OFFS 6
+#define MVPP2_CLS_LKP_TBL_REG 0x1818
+#define MVPP2_CLS_LKP_TBL_RXQ_MASK 0xff
+#define MVPP2_CLS_LKP_FLOW_PTR(flow) ((flow) << 16)
+#define MVPP2_CLS_LKP_TBL_LOOKUP_EN_MASK BIT(25)
+#define MVPP2_CLS_FLOW_INDEX_REG 0x1820
+#define MVPP2_CLS_FLOW_TBL0_REG 0x1824
+#define MVPP2_CLS_FLOW_TBL0_LAST BIT(0)
+#define MVPP2_CLS_FLOW_TBL0_ENG_MASK 0x7
+#define MVPP2_CLS_FLOW_TBL0_OFFS 1
+#define MVPP2_CLS_FLOW_TBL0_ENG(x) ((x) << 1)
+#define MVPP2_CLS_FLOW_TBL0_PORT_ID_MASK 0xff
+#define MVPP2_CLS_FLOW_TBL0_PORT_ID(port) ((port) << 4)
+#define MVPP2_CLS_FLOW_TBL0_PORT_ID_SEL BIT(23)
+#define MVPP2_CLS_FLOW_TBL1_REG 0x1828
+#define MVPP2_CLS_FLOW_TBL1_N_FIELDS_MASK 0x7
+#define MVPP2_CLS_FLOW_TBL1_N_FIELDS(x) (x)
+#define MVPP2_CLS_FLOW_TBL1_LU_TYPE(lu) (((lu) & 0x3f) << 3)
+#define MVPP2_CLS_FLOW_TBL1_PRIO_MASK 0x3f
+#define MVPP2_CLS_FLOW_TBL1_PRIO(x) ((x) << 9)
+#define MVPP2_CLS_FLOW_TBL1_SEQ_MASK 0x7
+#define MVPP2_CLS_FLOW_TBL1_SEQ(x) ((x) << 15)
+#define MVPP2_CLS_FLOW_TBL2_REG 0x182c
+#define MVPP2_CLS_FLOW_TBL2_FLD_MASK 0x3f
+#define MVPP2_CLS_FLOW_TBL2_FLD_OFFS(n) ((n) * 6)
+#define MVPP2_CLS_FLOW_TBL2_FLD(n, x) ((x) << ((n) * 6))
+#define MVPP2_CLS_OVERSIZE_RXQ_LOW_REG(port) (0x1980 + ((port) * 4))
+#define MVPP2_CLS_OVERSIZE_RXQ_LOW_BITS 3
+#define MVPP2_CLS_OVERSIZE_RXQ_LOW_MASK 0x7
+#define MVPP2_CLS_SWFWD_P2HQ_REG(port) (0x19b0 + ((port) * 4))
+#define MVPP2_CLS_SWFWD_PCTRL_REG 0x19d0
+#define MVPP2_CLS_SWFWD_PCTRL_MASK(port) (1 << (port))
+
+/* Classifier C2 engine Registers */
+#define MVPP22_CLS_C2_TCAM_IDX 0x1b00
+#define MVPP22_CLS_C2_TCAM_DATA0 0x1b10
+#define MVPP22_CLS_C2_TCAM_DATA1 0x1b14
+#define MVPP22_CLS_C2_TCAM_DATA2 0x1b18
+#define MVPP22_CLS_C2_TCAM_DATA3 0x1b1c
+#define MVPP22_CLS_C2_TCAM_DATA4 0x1b20
+#define MVPP22_CLS_C2_LU_TYPE(lu) ((lu) & 0x3f)
+#define MVPP22_CLS_C2_PORT_ID(port) ((port) << 8)
+#define MVPP22_CLS_C2_PORT_MASK (0xff << 8)
+#define MVPP22_CLS_C2_TCAM_INV 0x1b24
+#define MVPP22_CLS_C2_TCAM_INV_BIT BIT(31)
+#define MVPP22_CLS_C2_HIT_CTR 0x1b50
+#define MVPP22_CLS_C2_ACT 0x1b60
+#define MVPP22_CLS_C2_ACT_RSS_EN(act) (((act) & 0x3) << 19)
+#define MVPP22_CLS_C2_ACT_FWD(act) (((act) & 0x7) << 13)
+#define MVPP22_CLS_C2_ACT_QHIGH(act) (((act) & 0x3) << 11)
+#define MVPP22_CLS_C2_ACT_QLOW(act) (((act) & 0x3) << 9)
+#define MVPP22_CLS_C2_ACT_COLOR(act) ((act) & 0x7)
+#define MVPP22_CLS_C2_ATTR0 0x1b64
+#define MVPP22_CLS_C2_ATTR0_QHIGH(qh) (((qh) & 0x1f) << 24)
+#define MVPP22_CLS_C2_ATTR0_QHIGH_MASK 0x1f
+#define MVPP22_CLS_C2_ATTR0_QHIGH_OFFS 24
+#define MVPP22_CLS_C2_ATTR0_QLOW(ql) (((ql) & 0x7) << 21)
+#define MVPP22_CLS_C2_ATTR0_QLOW_MASK 0x7
+#define MVPP22_CLS_C2_ATTR0_QLOW_OFFS 21
+#define MVPP22_CLS_C2_ATTR1 0x1b68
+#define MVPP22_CLS_C2_ATTR2 0x1b6c
+#define MVPP22_CLS_C2_ATTR2_RSS_EN BIT(30)
+#define MVPP22_CLS_C2_ATTR3 0x1b70
+#define MVPP22_CLS_C2_TCAM_CTRL 0x1b90
+#define MVPP22_CLS_C2_TCAM_BYPASS_FIFO BIT(0)
+
+/* Descriptor Manager Top Registers */
+#define MVPP2_RXQ_NUM_REG 0x2040
+#define MVPP2_RXQ_DESC_ADDR_REG 0x2044
+#define MVPP22_DESC_ADDR_OFFS 8
+#define MVPP2_RXQ_DESC_SIZE_REG 0x2048
+#define MVPP2_RXQ_DESC_SIZE_MASK 0x3ff0
+#define MVPP2_RXQ_STATUS_UPDATE_REG(rxq) (0x3000 + 4 * (rxq))
+#define MVPP2_RXQ_NUM_PROCESSED_OFFSET 0
+#define MVPP2_RXQ_NUM_NEW_OFFSET 16
+#define MVPP2_RXQ_STATUS_REG(rxq) (0x3400 + 4 * (rxq))
+#define MVPP2_RXQ_OCCUPIED_MASK 0x3fff
+#define MVPP2_RXQ_NON_OCCUPIED_OFFSET 16
+#define MVPP2_RXQ_NON_OCCUPIED_MASK 0x3fff0000
+#define MVPP2_RXQ_THRESH_REG 0x204c
+#define MVPP2_OCCUPIED_THRESH_OFFSET 0
+#define MVPP2_OCCUPIED_THRESH_MASK 0x3fff
+#define MVPP2_RXQ_INDEX_REG 0x2050
+#define MVPP2_TXQ_NUM_REG 0x2080
+#define MVPP2_TXQ_DESC_ADDR_REG 0x2084
+#define MVPP2_TXQ_DESC_SIZE_REG 0x2088
+#define MVPP2_TXQ_DESC_SIZE_MASK 0x3ff0
+#define MVPP2_TXQ_THRESH_REG 0x2094
+#define MVPP2_TXQ_THRESH_OFFSET 16
+#define MVPP2_TXQ_THRESH_MASK 0x3fff
+#define MVPP2_AGGR_TXQ_UPDATE_REG 0x2090
+#define MVPP2_TXQ_INDEX_REG 0x2098
+#define MVPP2_TXQ_PREF_BUF_REG 0x209c
+#define MVPP2_PREF_BUF_PTR(desc) ((desc) & 0xfff)
+#define MVPP2_PREF_BUF_SIZE_4 (BIT(12) | BIT(13))
+#define MVPP2_PREF_BUF_SIZE_16 (BIT(12) | BIT(14))
+#define MVPP2_PREF_BUF_THRESH(val) ((val) << 17)
+#define MVPP2_TXQ_DRAIN_EN_MASK BIT(31)
+#define MVPP2_TXQ_PENDING_REG 0x20a0
+#define MVPP2_TXQ_PENDING_MASK 0x3fff
+#define MVPP2_TXQ_INT_STATUS_REG 0x20a4
+#define MVPP2_TXQ_SENT_REG(txq) (0x3c00 + 4 * (txq))
+#define MVPP2_TRANSMITTED_COUNT_OFFSET 16
+#define MVPP2_TRANSMITTED_COUNT_MASK 0x3fff0000
+#define MVPP2_TXQ_RSVD_REQ_REG 0x20b0
+#define MVPP2_TXQ_RSVD_REQ_Q_OFFSET 16
+#define MVPP2_TXQ_RSVD_RSLT_REG 0x20b4
+#define MVPP2_TXQ_RSVD_RSLT_MASK 0x3fff
+#define MVPP2_TXQ_RSVD_CLR_REG 0x20b8
+#define MVPP2_TXQ_RSVD_CLR_OFFSET 16
+#define MVPP2_AGGR_TXQ_DESC_ADDR_REG(cpu) (0x2100 + 4 * (cpu))
+#define MVPP22_AGGR_TXQ_DESC_ADDR_OFFS 8
+#define MVPP2_AGGR_TXQ_DESC_SIZE_REG(cpu) (0x2140 + 4 * (cpu))
+#define MVPP2_AGGR_TXQ_DESC_SIZE_MASK 0x3ff0
+#define MVPP2_AGGR_TXQ_STATUS_REG(cpu) (0x2180 + 4 * (cpu))
+#define MVPP2_AGGR_TXQ_PENDING_MASK 0x3fff
+#define MVPP2_AGGR_TXQ_INDEX_REG(cpu) (0x21c0 + 4 * (cpu))
+
+/* MBUS bridge registers */
+#define MVPP2_WIN_BASE(w) (0x4000 + ((w) << 2))
+#define MVPP2_WIN_SIZE(w) (0x4020 + ((w) << 2))
+#define MVPP2_WIN_REMAP(w) (0x4040 + ((w) << 2))
+#define MVPP2_BASE_ADDR_ENABLE 0x4060
+
+/* AXI Bridge Registers */
+#define MVPP22_AXI_BM_WR_ATTR_REG 0x4100
+#define MVPP22_AXI_BM_RD_ATTR_REG 0x4104
+#define MVPP22_AXI_AGGRQ_DESCR_RD_ATTR_REG 0x4110
+#define MVPP22_AXI_TXQ_DESCR_WR_ATTR_REG 0x4114
+#define MVPP22_AXI_TXQ_DESCR_RD_ATTR_REG 0x4118
+#define MVPP22_AXI_RXQ_DESCR_WR_ATTR_REG 0x411c
+#define MVPP22_AXI_RX_DATA_WR_ATTR_REG 0x4120
+#define MVPP22_AXI_TX_DATA_RD_ATTR_REG 0x4130
+#define MVPP22_AXI_RD_NORMAL_CODE_REG 0x4150
+#define MVPP22_AXI_RD_SNOOP_CODE_REG 0x4154
+#define MVPP22_AXI_WR_NORMAL_CODE_REG 0x4160
+#define MVPP22_AXI_WR_SNOOP_CODE_REG 0x4164
+
+/* Values for AXI Bridge registers */
+#define MVPP22_AXI_ATTR_CACHE_OFFS 0
+#define MVPP22_AXI_ATTR_DOMAIN_OFFS 12
+
+#define MVPP22_AXI_CODE_CACHE_OFFS 0
+#define MVPP22_AXI_CODE_DOMAIN_OFFS 4
+
+#define MVPP22_AXI_CODE_CACHE_NON_CACHE 0x3
+#define MVPP22_AXI_CODE_CACHE_WR_CACHE 0x7
+#define MVPP22_AXI_CODE_CACHE_RD_CACHE 0xb
+
+#define MVPP22_AXI_CODE_DOMAIN_OUTER_DOM 2
+#define MVPP22_AXI_CODE_DOMAIN_SYSTEM 3
+
+/* Interrupt Cause and Mask registers */
+#define MVPP2_ISR_TX_THRESHOLD_REG(port) (0x5140 + 4 * (port))
+#define MVPP2_MAX_ISR_TX_THRESHOLD 0xfffff0
+
+#define MVPP2_ISR_RX_THRESHOLD_REG(rxq) (0x5200 + 4 * (rxq))
+#define MVPP2_MAX_ISR_RX_THRESHOLD 0xfffff0
+#define MVPP21_ISR_RXQ_GROUP_REG(port) (0x5400 + 4 * (port))
+
+#define MVPP22_ISR_RXQ_GROUP_INDEX_REG 0x5400
+#define MVPP22_ISR_RXQ_GROUP_INDEX_SUBGROUP_MASK 0xf
+#define MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_MASK 0x380
+#define MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_OFFSET 7
+
+#define MVPP22_ISR_RXQ_GROUP_INDEX_SUBGROUP_MASK 0xf
+#define MVPP22_ISR_RXQ_GROUP_INDEX_GROUP_MASK 0x380
+
+#define MVPP22_ISR_RXQ_SUB_GROUP_CONFIG_REG 0x5404
+#define MVPP22_ISR_RXQ_SUB_GROUP_STARTQ_MASK 0x1f
+#define MVPP22_ISR_RXQ_SUB_GROUP_SIZE_MASK 0xf00
+#define MVPP22_ISR_RXQ_SUB_GROUP_SIZE_OFFSET 8
+
+#define MVPP2_ISR_ENABLE_REG(port) (0x5420 + 4 * (port))
+#define MVPP2_ISR_ENABLE_INTERRUPT(mask) ((mask) & 0xffff)
+#define MVPP2_ISR_DISABLE_INTERRUPT(mask) (((mask) << 16) & 0xffff0000)
+#define MVPP2_ISR_RX_TX_CAUSE_REG(port) (0x5480 + 4 * (port))
+#define MVPP2_CAUSE_RXQ_OCCUP_DESC_ALL_MASK(version) \
+ ((version) == MVPP21 ? 0xffff : 0xff)
+#define MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_MASK 0xff0000
+#define MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_OFFSET 16
+#define MVPP2_CAUSE_RX_FIFO_OVERRUN_MASK BIT(24)
+#define MVPP2_CAUSE_FCS_ERR_MASK BIT(25)
+#define MVPP2_CAUSE_TX_FIFO_UNDERRUN_MASK BIT(26)
+#define MVPP2_CAUSE_TX_EXCEPTION_SUM_MASK BIT(29)
+#define MVPP2_CAUSE_RX_EXCEPTION_SUM_MASK BIT(30)
+#define MVPP2_CAUSE_MISC_SUM_MASK BIT(31)
+#define MVPP2_ISR_RX_TX_MASK_REG(port) (0x54a0 + 4 * (port))
+#define MVPP2_ISR_PON_RX_TX_MASK_REG 0x54bc
+#define MVPP2_PON_CAUSE_RXQ_OCCUP_DESC_ALL_MASK 0xffff
+#define MVPP2_PON_CAUSE_TXP_OCCUP_DESC_ALL_MASK 0x3fc00000
+#define MVPP2_PON_CAUSE_MISC_SUM_MASK BIT(31)
+#define MVPP2_ISR_MISC_CAUSE_REG 0x55b0
+#define MVPP2_ISR_RX_ERR_CAUSE_REG(port) (0x5520 + 4 * (port))
+#define MVPP2_ISR_RX_ERR_CAUSE_NONOCC_MASK 0x00ff
+
+/* Buffer Manager registers */
+#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_BPPI_HIGH_THRESH 0x1E
+#define MVPP2_BM_BPPI_LOW_THRESH 0x1C
+#define MVPP23_BM_BPPI_HIGH_THRESH 0x34
+#define MVPP23_BM_BPPI_LOW_THRESH 0x28
+#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
+
+/* Packet Processor per-port counters */
+#define MVPP2_OVERRUN_ETH_DROP 0x7000
+#define MVPP2_CLS_ETH_DROP 0x7020
+
+#define MVPP22_BM_POOL_BASE_ADDR_HIGH_REG 0x6310
+#define MVPP22_BM_POOL_BASE_ADDR_HIGH_MASK 0xff
+#define MVPP23_BM_8POOL_MODE BIT(8)
+
+/* Hit counters registers */
+#define MVPP2_CTRS_IDX 0x7040
+#define MVPP22_CTRS_TX_CTR(port, txq) ((txq) | ((port) << 3) | BIT(7))
+#define MVPP2_TX_DESC_ENQ_CTR 0x7100
+#define MVPP2_TX_DESC_ENQ_TO_DDR_CTR 0x7104
+#define MVPP2_TX_BUFF_ENQ_TO_DDR_CTR 0x7108
+#define MVPP2_TX_DESC_ENQ_HW_FWD_CTR 0x710c
+#define MVPP2_RX_DESC_ENQ_CTR 0x7120
+#define MVPP2_TX_PKTS_DEQ_CTR 0x7130
+#define MVPP2_TX_PKTS_FULL_QUEUE_DROP_CTR 0x7200
+#define MVPP2_TX_PKTS_EARLY_DROP_CTR 0x7204
+#define MVPP2_TX_PKTS_BM_DROP_CTR 0x7208
+#define MVPP2_TX_PKTS_BM_MC_DROP_CTR 0x720c
+#define MVPP2_RX_PKTS_FULL_QUEUE_DROP_CTR 0x7220
+#define MVPP2_RX_PKTS_EARLY_DROP_CTR 0x7224
+#define MVPP2_RX_PKTS_BM_DROP_CTR 0x7228
+#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_FIXED_PRIO_REG 0x8014
+#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(4)
+#define MVPP2_GMAC_STATUS0_TX_PAUSE BIT(5)
+#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_STAT 0xa0
+#define MVPP22_GMAC_INT_SUM_STAT_INTERNAL BIT(1)
+#define MVPP22_GMAC_INT_SUM_STAT_PTP BIT(2)
+#define MVPP22_GMAC_INT_SUM_MASK 0xa4
+#define MVPP22_GMAC_INT_SUM_MASK_LINK_STAT BIT(1)
+#define MVPP22_GMAC_INT_SUM_MASK_PTP BIT(2)
+
+/* Per-port XGMAC registers. PPv2.2 and PPv2.3, 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_FORCE_LINK_DOWN BIT(2)
+#define MVPP22_XLG_CTRL0_FORCE_LINK_PASS BIT(3)
+#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_STAT 0x158
+#define MVPP22_XLG_EXT_INT_STAT_XLG BIT(1)
+#define MVPP22_XLG_EXT_INT_STAT_PTP BIT(7)
+#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_EXT_INT_MASK_PTP BIT(7)
+#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 and PPv2.3, relative to priv->iface_base. */
+#define MVPP22_SMI_MISC_CFG_REG 0x1204
+#define MVPP22_SMI_POLLING_EN BIT(10)
+
+/* TAI registers, PPv2.2 only, relative to priv->iface_base */
+#define MVPP22_TAI_INT_CAUSE 0x1400
+#define MVPP22_TAI_INT_MASK 0x1404
+#define MVPP22_TAI_CR0 0x1408
+#define MVPP22_TAI_CR1 0x140c
+#define MVPP22_TAI_TCFCR0 0x1410
+#define MVPP22_TAI_TCFCR1 0x1414
+#define MVPP22_TAI_TCFCR2 0x1418
+#define MVPP22_TAI_FATWR 0x141c
+#define MVPP22_TAI_TOD_STEP_NANO_CR 0x1420
+#define MVPP22_TAI_TOD_STEP_FRAC_HIGH 0x1424
+#define MVPP22_TAI_TOD_STEP_FRAC_LOW 0x1428
+#define MVPP22_TAI_TAPDC_HIGH 0x142c
+#define MVPP22_TAI_TAPDC_LOW 0x1430
+#define MVPP22_TAI_TGTOD_SEC_HIGH 0x1434
+#define MVPP22_TAI_TGTOD_SEC_MED 0x1438
+#define MVPP22_TAI_TGTOD_SEC_LOW 0x143c
+#define MVPP22_TAI_TGTOD_NANO_HIGH 0x1440
+#define MVPP22_TAI_TGTOD_NANO_LOW 0x1444
+#define MVPP22_TAI_TGTOD_FRAC_HIGH 0x1448
+#define MVPP22_TAI_TGTOD_FRAC_LOW 0x144c
+#define MVPP22_TAI_TLV_SEC_HIGH 0x1450
+#define MVPP22_TAI_TLV_SEC_MED 0x1454
+#define MVPP22_TAI_TLV_SEC_LOW 0x1458
+#define MVPP22_TAI_TLV_NANO_HIGH 0x145c
+#define MVPP22_TAI_TLV_NANO_LOW 0x1460
+#define MVPP22_TAI_TLV_FRAC_HIGH 0x1464
+#define MVPP22_TAI_TLV_FRAC_LOW 0x1468
+#define MVPP22_TAI_TCV0_SEC_HIGH 0x146c
+#define MVPP22_TAI_TCV0_SEC_MED 0x1470
+#define MVPP22_TAI_TCV0_SEC_LOW 0x1474
+#define MVPP22_TAI_TCV0_NANO_HIGH 0x1478
+#define MVPP22_TAI_TCV0_NANO_LOW 0x147c
+#define MVPP22_TAI_TCV0_FRAC_HIGH 0x1480
+#define MVPP22_TAI_TCV0_FRAC_LOW 0x1484
+#define MVPP22_TAI_TCV1_SEC_HIGH 0x1488
+#define MVPP22_TAI_TCV1_SEC_MED 0x148c
+#define MVPP22_TAI_TCV1_SEC_LOW 0x1490
+#define MVPP22_TAI_TCV1_NANO_HIGH 0x1494
+#define MVPP22_TAI_TCV1_NANO_LOW 0x1498
+#define MVPP22_TAI_TCV1_FRAC_HIGH 0x149c
+#define MVPP22_TAI_TCV1_FRAC_LOW 0x14a0
+#define MVPP22_TAI_TCSR 0x14a4
+#define MVPP22_TAI_TUC_LSB 0x14a8
+#define MVPP22_TAI_GFM_SEC_HIGH 0x14ac
+#define MVPP22_TAI_GFM_SEC_MED 0x14b0
+#define MVPP22_TAI_GFM_SEC_LOW 0x14b4
+#define MVPP22_TAI_GFM_NANO_HIGH 0x14b8
+#define MVPP22_TAI_GFM_NANO_LOW 0x14bc
+#define MVPP22_TAI_GFM_FRAC_HIGH 0x14c0
+#define MVPP22_TAI_GFM_FRAC_LOW 0x14c4
+#define MVPP22_TAI_PCLK_DA_HIGH 0x14c8
+#define MVPP22_TAI_PCLK_DA_LOW 0x14cc
+#define MVPP22_TAI_CTCR 0x14d0
+#define MVPP22_TAI_PCLK_CCC_HIGH 0x14d4
+#define MVPP22_TAI_PCLK_CCC_LOW 0x14d8
+#define MVPP22_TAI_DTC_HIGH 0x14dc
+#define MVPP22_TAI_DTC_LOW 0x14e0
+#define MVPP22_TAI_CCC_HIGH 0x14e4
+#define MVPP22_TAI_CCC_LOW 0x14e8
+#define MVPP22_TAI_ICICE 0x14f4
+#define MVPP22_TAI_ICICC_LOW 0x14f8
+#define MVPP22_TAI_TUC_MSB 0x14fc
+
+#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 and PPv2.3 */
+#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)
+
+/* FCA registers. PPv2.2 and PPv2.3 */
+#define MVPP22_FCA_BASE(port) (0x7600 + (port) * 0x1000)
+#define MVPP22_FCA_REG_SIZE 16
+#define MVPP22_FCA_REG_MASK 0xFFFF
+#define MVPP22_FCA_CONTROL_REG 0x0
+#define MVPP22_FCA_ENABLE_PERIODIC BIT(11)
+#define MVPP22_PERIODIC_COUNTER_LSB_REG (0x110)
+#define MVPP22_PERIODIC_COUNTER_MSB_REG (0x114)
+
+/* XPCS registers. PPv2.2 and PPv2.3 */
+#define MVPP22_XPCS_BASE(port) (0x7400 + (port) * 0x1000)
+#define MVPP22_XPCS_CFG0 0x0
+#define MVPP22_XPCS_CFG0_RESET_DIS BIT(0)
+#define MVPP22_XPCS_CFG0_PCS_MODE(n) ((n) << 3)
+#define MVPP22_XPCS_CFG0_ACTIVE_LANE(n) ((n) << 5)
+
+/* PTP registers. PPv2.2 only */
+#define MVPP22_PTP_BASE(port) (0x7800 + (port * 0x1000))
+#define MVPP22_PTP_INT_CAUSE 0x00
+#define MVPP22_PTP_INT_CAUSE_QUEUE1 BIT(6)
+#define MVPP22_PTP_INT_CAUSE_QUEUE0 BIT(5)
+#define MVPP22_PTP_INT_MASK 0x04
+#define MVPP22_PTP_INT_MASK_QUEUE1 BIT(6)
+#define MVPP22_PTP_INT_MASK_QUEUE0 BIT(5)
+#define MVPP22_PTP_GCR 0x08
+#define MVPP22_PTP_GCR_RX_RESET BIT(13)
+#define MVPP22_PTP_GCR_TX_RESET BIT(1)
+#define MVPP22_PTP_GCR_TSU_ENABLE BIT(0)
+#define MVPP22_PTP_TX_Q0_R0 0x0c
+#define MVPP22_PTP_TX_Q0_R1 0x10
+#define MVPP22_PTP_TX_Q0_R2 0x14
+#define MVPP22_PTP_TX_Q1_R0 0x18
+#define MVPP22_PTP_TX_Q1_R1 0x1c
+#define MVPP22_PTP_TX_Q1_R2 0x20
+#define MVPP22_PTP_TPCR 0x24
+#define MVPP22_PTP_V1PCR 0x28
+#define MVPP22_PTP_V2PCR 0x2c
+#define MVPP22_PTP_Y1731PCR 0x30
+#define MVPP22_PTP_NTPTSPCR 0x34
+#define MVPP22_PTP_NTPRXPCR 0x38
+#define MVPP22_PTP_NTPTXPCR 0x3c
+#define MVPP22_PTP_WAMPPCR 0x40
+#define MVPP22_PTP_NAPCR 0x44
+#define MVPP22_PTP_FAPCR 0x48
+#define MVPP22_PTP_CAPCR 0x50
+#define MVPP22_PTP_ATAPCR 0x54
+#define MVPP22_PTP_ACTAPCR 0x58
+#define MVPP22_PTP_CATAPCR 0x5c
+#define MVPP22_PTP_CACTAPCR 0x60
+#define MVPP22_PTP_AITAPCR 0x64
+#define MVPP22_PTP_CAITAPCR 0x68
+#define MVPP22_PTP_CITAPCR 0x6c
+#define MVPP22_PTP_NTP_OFF_HIGH 0x70
+#define MVPP22_PTP_NTP_OFF_LOW 0x74
+#define MVPP22_PTP_TX_PIPE_STATUS_DELAY 0x78
+
+/* 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_PORT2_RGMII BIT(0)
+#define GENCONF_CTRL0_PORT3_RGMII_MII BIT(1)
+#define GENCONF_CTRL0_PORT3_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
+
+/* Loopback port index */
+#define MVPP2_LOOPBACK_PORT_INDEX 3
+
+/* 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)
+
+/* Max number of RXQs per port */
+#define MVPP2_PORT_MAX_RXQ 32
+
+/* Max number of Rx descriptors */
+#define MVPP2_MAX_RXD_MAX 2048
+#define MVPP2_MAX_RXD_DFLT 1024
+
+/* 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_44KB 0xb000
+#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(data_size) ((data_size) >> 6)
+#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_18KB 18
+#define MVPP22_TX_FIFO_DATA_SIZE_10KB 10
+#define MVPP22_TX_FIFO_DATA_SIZE_1KB 1
+#define MVPP2_TX_FIFO_THRESHOLD_MIN 256 /* Bytes */
+#define MVPP2_TX_FIFO_THRESHOLD(kb) \
+ ((kb) * 1024 - MVPP2_TX_FIFO_THRESHOLD_MIN)
+
+/* RX FIFO threshold in 1KB granularity */
+#define MVPP23_PORT0_FIFO_TRSH (9 * 1024)
+#define MVPP23_PORT1_FIFO_TRSH (4 * 1024)
+#define MVPP23_PORT2_FIFO_TRSH (2 * 1024)
+
+/* RX Flow Control Registers */
+#define MVPP2_RX_FC_REG(port) (0x150 + 4 * (port))
+#define MVPP2_RX_FC_EN BIT(24)
+#define MVPP2_RX_FC_TRSH_OFFS 16
+#define MVPP2_RX_FC_TRSH_MASK (0xFF << MVPP2_RX_FC_TRSH_OFFS)
+#define MVPP2_RX_FC_TRSH_UNIT 256
+
+/* MSS Flow control */
+#define MSS_FC_COM_REG 0
+#define FLOW_CONTROL_ENABLE_BIT BIT(0)
+#define FLOW_CONTROL_UPDATE_COMMAND_BIT BIT(31)
+#define FC_QUANTA 0xFFFF
+#define FC_CLK_DIVIDER 100
+
+#define MSS_RXQ_TRESH_BASE 0x200
+#define MSS_RXQ_TRESH_OFFS 4
+#define MSS_RXQ_TRESH_REG(q, fq) (MSS_RXQ_TRESH_BASE + (((q) + (fq)) \
+ * MSS_RXQ_TRESH_OFFS))
+
+#define MSS_BUF_POOL_BASE 0x40
+#define MSS_BUF_POOL_OFFS 4
+#define MSS_BUF_POOL_REG(id) (MSS_BUF_POOL_BASE \
+ + (id) * MSS_BUF_POOL_OFFS)
+
+#define MSS_BUF_POOL_STOP_MASK 0xFFF
+#define MSS_BUF_POOL_START_MASK (0xFFF << MSS_BUF_POOL_START_OFFS)
+#define MSS_BUF_POOL_START_OFFS 12
+#define MSS_BUF_POOL_PORTS_MASK (0xF << MSS_BUF_POOL_PORTS_OFFS)
+#define MSS_BUF_POOL_PORTS_OFFS 24
+#define MSS_BUF_POOL_PORT_OFFS(id) (0x1 << \
+ ((id) + MSS_BUF_POOL_PORTS_OFFS))
+
+#define MSS_RXQ_TRESH_START_MASK 0xFFFF
+#define MSS_RXQ_TRESH_STOP_MASK (0xFFFF << MSS_RXQ_TRESH_STOP_OFFS)
+#define MSS_RXQ_TRESH_STOP_OFFS 16
+
+#define MSS_RXQ_ASS_BASE 0x80
+#define MSS_RXQ_ASS_OFFS 4
+#define MSS_RXQ_ASS_PER_REG 4
+#define MSS_RXQ_ASS_PER_OFFS 8
+#define MSS_RXQ_ASS_PORTID_OFFS 0
+#define MSS_RXQ_ASS_PORTID_MASK 0x3
+#define MSS_RXQ_ASS_HOSTID_OFFS 2
+#define MSS_RXQ_ASS_HOSTID_MASK 0x3F
+
+#define MSS_RXQ_ASS_Q_BASE(q, fq) ((((q) + (fq)) % MSS_RXQ_ASS_PER_REG) \
+ * MSS_RXQ_ASS_PER_OFFS)
+#define MSS_RXQ_ASS_PQ_BASE(q, fq) ((((q) + (fq)) / MSS_RXQ_ASS_PER_REG) \
+ * MSS_RXQ_ASS_OFFS)
+#define MSS_RXQ_ASS_REG(q, fq) (MSS_RXQ_ASS_BASE + MSS_RXQ_ASS_PQ_BASE(q, fq))
+
+#define MSS_THRESHOLD_STOP 768
+#define MSS_THRESHOLD_START 1024
+#define MSS_FC_MAX_TIMEOUT 5000
+
+/* 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) + MVPP2_SKB_HEADROOM)
+#define MVPP2_RX_TOTAL_SIZE(buf_size) ((buf_size) + MVPP2_SKB_SHINFO_SIZE)
+#define MVPP2_RX_MAX_PKT_SIZE(total_size) \
+ ((total_size) - MVPP2_SKB_HEADROOM - MVPP2_SKB_SHINFO_SIZE)
+
+#define MVPP2_MAX_RX_BUF_SIZE (PAGE_SIZE - MVPP2_SKB_SHINFO_SIZE - MVPP2_SKB_HEADROOM)
+
+#define MVPP2_BIT_TO_BYTE(bit) ((bit) / 8)
+#define MVPP2_BIT_TO_WORD(bit) ((bit) / 32)
+#define MVPP2_BIT_IN_WORD(bit) ((bit) % 32)
+
+#define MVPP2_N_PRS_FLOWS 52
+#define MVPP2_N_RFS_ENTRIES_PER_FLOW 4
+
+/* There are 7 supported high-level flows */
+#define MVPP2_N_RFS_RULES (MVPP2_N_RFS_ENTRIES_PER_FLOW * 7)
+
+/* RSS constants */
+#define MVPP22_N_RSS_TABLES 8
+#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)
+#define MVPP2_F_DT_COMPAT BIT(1)
+
+/* 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
+};
+
+/* PTP descriptor constants. The low bits of the descriptor are stored
+ * separately from the high bits.
+ */
+#define MVPP22_PTP_DESC_MASK_LOW 0xfff
+
+/* PTPAction */
+enum mvpp22_ptp_action {
+ MVPP22_PTP_ACTION_NONE = 0,
+ MVPP22_PTP_ACTION_FORWARD = 1,
+ MVPP22_PTP_ACTION_CAPTURE = 3,
+ /* The following have not been verified */
+ MVPP22_PTP_ACTION_ADDTIME = 4,
+ MVPP22_PTP_ACTION_ADDCORRECTEDTIME = 5,
+ MVPP22_PTP_ACTION_CAPTUREADDTIME = 6,
+ MVPP22_PTP_ACTION_CAPTUREADDCORRECTEDTIME = 7,
+ MVPP22_PTP_ACTION_ADDINGRESSTIME = 8,
+ MVPP22_PTP_ACTION_CAPTUREADDINGRESSTIME = 9,
+ MVPP22_PTP_ACTION_CAPTUREINGRESSTIME = 10,
+};
+
+/* PTPPacketFormat */
+enum mvpp22_ptp_packet_format {
+ MVPP22_PTP_PKT_FMT_PTPV2 = 0,
+ MVPP22_PTP_PKT_FMT_PTPV1 = 1,
+ MVPP22_PTP_PKT_FMT_Y1731 = 2,
+ MVPP22_PTP_PKT_FMT_NTPTS = 3,
+ MVPP22_PTP_PKT_FMT_NTPRX = 4,
+ MVPP22_PTP_PKT_FMT_NTPTX = 5,
+ MVPP22_PTP_PKT_FMT_TWAMP = 6,
+};
+
+#define MVPP22_PTP_ACTION(x) (((x) & 15) << 0)
+#define MVPP22_PTP_PACKETFORMAT(x) (((x) & 7) << 4)
+#define MVPP22_PTP_MACTIMESTAMPINGEN BIT(11)
+#define MVPP22_PTP_TIMESTAMPENTRYID(x) (((x) & 31) << 12)
+#define MVPP22_PTP_TIMESTAMPQUEUESELECT BIT(18)
+
+/* BM constants */
+#define MVPP2_BM_JUMBO_BUF_NUM 2048
+#define MVPP2_BM_LONG_BUF_NUM 2048
+#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
+#define MVPP2_BM_MAX_POOLS 8
+
+/* 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 736 /* frame size 128 */
+#define MVPP2_BM_LONG_FRAME_SIZE 2240 /* frame size 1664 */
+#define MVPP2_BM_JUMBO_FRAME_SIZE 10432 /* frame size 9856 */
+/* 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 9
+#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)
+
+/* Buffer header info bits */
+#define MVPP2_B_HDR_INFO_MC_ID_MASK 0xfff
+#define MVPP2_B_HDR_INFO_MC_ID(info) ((info) & MVPP2_B_HDR_INFO_MC_ID_MASK)
+#define MVPP2_B_HDR_INFO_LAST_OFFS 12
+#define MVPP2_B_HDR_INFO_LAST_MASK BIT(12)
+#define MVPP2_B_HDR_INFO_IS_LAST(info) \
+ (((info) & MVPP2_B_HDR_INFO_LAST_MASK) >> MVPP2_B_HDR_INFO_LAST_OFFS)
+
+struct mvpp2_tai;
+
+/* Definitions */
+struct mvpp2_dbgfs_entries;
+
+struct mvpp2_rss_table {
+ u32 indir[MVPP22_RSS_TABLE_ENTRIES];
+};
+
+struct mvpp2_buff_hdr {
+ __le32 next_phys_addr;
+ __le32 next_dma_addr;
+ __le16 byte_count;
+ __le16 info;
+ __le16 reserved1; /* bm_qset (for future use, BM) */
+ u8 next_phys_addr_high;
+ u8 next_dma_addr_high;
+ __le16 reserved2;
+ __le16 reserved3;
+ __le16 reserved4;
+ __le16 reserved5;
+};
+
+/* Shared Packet Processor resources */
+struct mvpp2 {
+ /* Shared registers' base addresses */
+ void __iomem *lms_base;
+ void __iomem *iface_base;
+ void __iomem *cm3_base;
+
+ /* On PPv2.2 and PPv2.3, 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 and PPv2.3, 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];
+ /* Map of enabled ports */
+ unsigned long port_map;
+
+ struct mvpp2_tai *tai;
+
+ /* Number of Tx threads used */
+ unsigned int nthreads;
+ /* Map of threads needing locking */
+ unsigned long lock_map;
+
+ /* Aggregated TXQs */
+ struct mvpp2_tx_queue *aggr_txqs;
+
+ /* Are we using page_pool with per-cpu pools? */
+ int percpu_pools;
+
+ /* 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, MVPP23 } 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;
+
+ /* Debugfs entries private data */
+ struct mvpp2_dbgfs_entries *dbgfs_entries;
+
+ /* RSS Indirection tables */
+ struct mvpp2_rss_table *rss_tables[MVPP22_N_RSS_TABLES];
+
+ /* page_pool allocator */
+ struct page_pool *page_pool[MVPP2_PORT_MAX_RXQ];
+
+ /* Global TX Flow Control config */
+ bool global_tx_fc;
+
+ /* Spinlocks for CM3 shared memory configuration */
+ spinlock_t mss_spinlock;
+};
+
+struct mvpp2_pcpu_stats {
+ struct u64_stats_sync syncp;
+ u64 rx_packets;
+ u64 rx_bytes;
+ u64 tx_packets;
+ u64 tx_bytes;
+ /* XDP */
+ u64 xdp_redirect;
+ u64 xdp_pass;
+ u64 xdp_drop;
+ u64 xdp_xmit;
+ u64 xdp_xmit_err;
+ u64 xdp_tx;
+ u64 xdp_tx_err;
+};
+
+/* Per-CPU port control */
+struct mvpp2_port_pcpu {
+ struct hrtimer tx_done_timer;
+ struct net_device *dev;
+ bool timer_scheduled;
+};
+
+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 cpumask *mask;
+};
+
+/* Internal represention of a Flow Steering rule */
+struct mvpp2_rfs_rule {
+ /* Rule location inside the flow*/
+ int loc;
+
+ /* Flow type, such as TCP_V4_FLOW, IP6_FLOW, etc. */
+ int flow_type;
+
+ /* Index of the C2 TCAM entry handling this rule */
+ int c2_index;
+
+ /* Header fields that needs to be extracted to match this flow */
+ u16 hek_fields;
+
+ /* CLS engine : only c2 is supported for now. */
+ u8 engine;
+
+ /* TCAM key and mask for C2-based steering. These fields should be
+ * encapsulated in a union should we add more engines.
+ */
+ u64 c2_tcam;
+ u64 c2_tcam_mask;
+
+ struct flow_rule *flow;
+};
+
+struct mvpp2_ethtool_fs {
+ struct mvpp2_rfs_rule rule;
+ struct ethtool_rxnfc rxnfc;
+};
+
+struct mvpp2_hwtstamp_queue {
+ struct sk_buff *skb[32];
+ u8 next;
+};
+
+struct mvpp2_port {
+ u8 id;
+
+ /* Index of the port from the "group of ports" complex point
+ * of view. This is specific to PPv2.2.
+ */
+ int gop_id;
+
+ int port_irq;
+
+ struct mvpp2 *priv;
+
+ /* Firmware node associated to the port */
+ struct fwnode_handle *fwnode;
+
+ /* 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;
+
+ struct bpf_prog *xdp_prog;
+
+ int pkt_size;
+
+ /* Per-CPU port control */
+ struct mvpp2_port_pcpu __percpu *pcpu;
+
+ /* Protect the BM refills and the Tx paths when a thread is used on more
+ * than a single CPU.
+ */
+ spinlock_t bm_lock[MVPP2_MAX_THREADS];
+ spinlock_t tx_lock[MVPP2_MAX_THREADS];
+
+ /* Flags */
+ unsigned long flags;
+
+ u16 tx_ring_size;
+ u16 rx_ring_size;
+ struct mvpp2_pcpu_stats __percpu *stats;
+ u64 *ethtool_stats;
+
+ unsigned long state;
+
+ /* 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 phylink_config phylink_config;
+ struct phylink_pcs pcs_gmac;
+ struct phylink_pcs pcs_xlg;
+ 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;
+
+ /* List of steering rules active on that port */
+ struct mvpp2_ethtool_fs *rfs_rules[MVPP2_N_RFS_ENTRIES_PER_FLOW];
+ int n_rfs_rules;
+
+ /* Each port has its own view of the rss contexts, so that it can number
+ * them from 0
+ */
+ int rss_ctx[MVPP22_N_RSS_TABLES];
+
+ bool hwtstamp;
+ bool rx_hwtstamp;
+ enum hwtstamp_tx_types tx_hwtstamp_type;
+ struct mvpp2_hwtstamp_queue tx_hwtstamp_queue[2];
+
+ /* Firmware TX flow control */
+ bool tx_fc;
+};
+
+/* 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 and PPv2.3 */
+struct mvpp22_tx_desc {
+ __le32 command;
+ u8 packet_offset;
+ u8 phys_txq;
+ __le16 data_size;
+ __le32 ptp_descriptor;
+ __le32 reserved2;
+ __le64 buf_dma_addr_ptp;
+ __le64 buf_cookie_misc;
+};
+
+/* HW RX descriptor for PPv2.2 and PPv2.3 */
+struct mvpp22_rx_desc {
+ __le32 status;
+ __le16 reserved1;
+ __le16 data_size;
+ __le32 reserved2;
+ __le32 timestamp;
+ __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;
+ };
+};
+
+enum mvpp2_tx_buf_type {
+ MVPP2_TYPE_SKB,
+ MVPP2_TYPE_XDP_TX,
+ MVPP2_TYPE_XDP_NDO,
+};
+
+struct mvpp2_txq_pcpu_buf {
+ enum mvpp2_tx_buf_type type;
+
+ /* Transmitted SKB */
+ union {
+ struct xdp_frame *xdpf;
+ 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 {
+ unsigned int thread;
+
+ /* 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;
+
+ /* XDP memory accounting */
+ struct xdp_rxq_info xdp_rxq_short;
+ struct xdp_rxq_info xdp_rxq_long;
+};
+
+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);
+
+void mvpp2_dbgfs_init(struct mvpp2 *priv, const char *name);
+
+void mvpp2_dbgfs_cleanup(struct mvpp2 *priv);
+void mvpp2_dbgfs_exit(void);
+
+void mvpp23_rx_fifo_fc_en(struct mvpp2 *priv, int port, bool en);
+
+#ifdef CONFIG_MVPP2_PTP
+int mvpp22_tai_probe(struct device *dev, struct mvpp2 *priv);
+void mvpp22_tai_tstamp(struct mvpp2_tai *tai, u32 tstamp,
+ struct skb_shared_hwtstamps *hwtstamp);
+void mvpp22_tai_start(struct mvpp2_tai *tai);
+void mvpp22_tai_stop(struct mvpp2_tai *tai);
+int mvpp22_tai_ptp_clock_index(struct mvpp2_tai *tai);
+#else
+static inline int mvpp22_tai_probe(struct device *dev, struct mvpp2 *priv)
+{
+ return 0;
+}
+static inline void mvpp22_tai_tstamp(struct mvpp2_tai *tai, u32 tstamp,
+ struct skb_shared_hwtstamps *hwtstamp)
+{
+}
+static inline void mvpp22_tai_start(struct mvpp2_tai *tai)
+{
+}
+static inline void mvpp22_tai_stop(struct mvpp2_tai *tai)
+{
+}
+static inline int mvpp22_tai_ptp_clock_index(struct mvpp2_tai *tai)
+{
+ return -1;
+}
+#endif
+
+static inline bool mvpp22_rx_hwtstamping(struct mvpp2_port *port)
+{
+ return IS_ENABLED(CONFIG_MVPP2_PTP) && port->rx_hwtstamp;
+}
+
+#endif