747 lines
22 KiB
C
747 lines
22 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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/* Texas Instruments K3 AM65 Ethernet Switch SubSystem Driver ethtool ops
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*
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* Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com/
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*
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*/
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#include <linux/net_tstamp.h>
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#include <linux/phylink.h>
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#include <linux/platform_device.h>
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#include <linux/pm_runtime.h>
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#include "am65-cpsw-nuss.h"
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#include "cpsw_ale.h"
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#include "am65-cpts.h"
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#define AM65_CPSW_REGDUMP_VER 0x1
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enum {
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AM65_CPSW_REGDUMP_MOD_NUSS = 1,
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AM65_CPSW_REGDUMP_MOD_RGMII_STATUS = 2,
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AM65_CPSW_REGDUMP_MOD_MDIO = 3,
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AM65_CPSW_REGDUMP_MOD_CPSW = 4,
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AM65_CPSW_REGDUMP_MOD_CPSW_P0 = 5,
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AM65_CPSW_REGDUMP_MOD_CPSW_P1 = 6,
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AM65_CPSW_REGDUMP_MOD_CPSW_CPTS = 7,
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AM65_CPSW_REGDUMP_MOD_CPSW_ALE = 8,
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AM65_CPSW_REGDUMP_MOD_CPSW_ALE_TBL = 9,
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AM65_CPSW_REGDUMP_MOD_LAST,
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};
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/**
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* struct am65_cpsw_regdump_hdr - regdump record header
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*
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* @module_id: CPSW module ID
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* @len: CPSW module registers space length in u32
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*/
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struct am65_cpsw_regdump_hdr {
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u32 module_id;
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u32 len;
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};
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/**
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* struct am65_cpsw_regdump_item - regdump module description
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*
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* @hdr: CPSW module header
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* @start_ofs: CPSW module registers start addr
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* @end_ofs: CPSW module registers end addr
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*
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* Registers dump provided in the format:
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* u32 : module ID
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* u32 : dump length
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* u32[..len]: registers values
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*/
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struct am65_cpsw_regdump_item {
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struct am65_cpsw_regdump_hdr hdr;
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u32 start_ofs;
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u32 end_ofs;
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};
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#define AM65_CPSW_REGDUMP_REC(mod, start, end) { \
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.hdr.module_id = (mod), \
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.hdr.len = (end + 4 - start) * 2 + \
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sizeof(struct am65_cpsw_regdump_hdr), \
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.start_ofs = (start), \
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.end_ofs = end, \
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}
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static const struct am65_cpsw_regdump_item am65_cpsw_regdump[] = {
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AM65_CPSW_REGDUMP_REC(AM65_CPSW_REGDUMP_MOD_NUSS, 0x0, 0x1c),
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AM65_CPSW_REGDUMP_REC(AM65_CPSW_REGDUMP_MOD_RGMII_STATUS, 0x30, 0x4c),
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AM65_CPSW_REGDUMP_REC(AM65_CPSW_REGDUMP_MOD_MDIO, 0xf00, 0xffc),
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AM65_CPSW_REGDUMP_REC(AM65_CPSW_REGDUMP_MOD_CPSW, 0x20000, 0x2011c),
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AM65_CPSW_REGDUMP_REC(AM65_CPSW_REGDUMP_MOD_CPSW_P0, 0x21000, 0x21320),
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AM65_CPSW_REGDUMP_REC(AM65_CPSW_REGDUMP_MOD_CPSW_P1, 0x22000, 0x223a4),
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AM65_CPSW_REGDUMP_REC(AM65_CPSW_REGDUMP_MOD_CPSW_CPTS,
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0x3d000, 0x3d048),
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AM65_CPSW_REGDUMP_REC(AM65_CPSW_REGDUMP_MOD_CPSW_ALE, 0x3e000, 0x3e13c),
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AM65_CPSW_REGDUMP_REC(AM65_CPSW_REGDUMP_MOD_CPSW_ALE_TBL, 0, 0),
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};
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struct am65_cpsw_stats_regs {
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u32 rx_good_frames;
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u32 rx_broadcast_frames;
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u32 rx_multicast_frames;
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u32 rx_pause_frames; /* slave */
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u32 rx_crc_errors;
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u32 rx_align_code_errors; /* slave */
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u32 rx_oversized_frames;
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u32 rx_jabber_frames; /* slave */
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u32 rx_undersized_frames;
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u32 rx_fragments; /* slave */
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u32 ale_drop;
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u32 ale_overrun_drop;
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u32 rx_octets;
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u32 tx_good_frames;
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u32 tx_broadcast_frames;
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u32 tx_multicast_frames;
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u32 tx_pause_frames; /* slave */
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u32 tx_deferred_frames; /* slave */
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u32 tx_collision_frames; /* slave */
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u32 tx_single_coll_frames; /* slave */
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u32 tx_mult_coll_frames; /* slave */
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u32 tx_excessive_collisions; /* slave */
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u32 tx_late_collisions; /* slave */
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u32 rx_ipg_error; /* slave 10G only */
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u32 tx_carrier_sense_errors; /* slave */
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u32 tx_octets;
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u32 tx_64B_frames;
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u32 tx_65_to_127B_frames;
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u32 tx_128_to_255B_frames;
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u32 tx_256_to_511B_frames;
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u32 tx_512_to_1023B_frames;
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u32 tx_1024B_frames;
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u32 net_octets;
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u32 rx_bottom_fifo_drop;
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u32 rx_port_mask_drop;
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u32 rx_top_fifo_drop;
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u32 ale_rate_limit_drop;
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u32 ale_vid_ingress_drop;
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u32 ale_da_eq_sa_drop;
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u32 ale_block_drop; /* K3 */
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u32 ale_secure_drop; /* K3 */
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u32 ale_auth_drop; /* K3 */
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u32 ale_unknown_ucast;
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u32 ale_unknown_ucast_bytes;
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u32 ale_unknown_mcast;
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u32 ale_unknown_mcast_bytes;
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u32 ale_unknown_bcast;
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u32 ale_unknown_bcast_bytes;
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u32 ale_pol_match;
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u32 ale_pol_match_red;
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u32 ale_pol_match_yellow;
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u32 ale_mcast_sa_drop; /* K3 */
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u32 ale_dual_vlan_drop; /* K3 */
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u32 ale_len_err_drop; /* K3 */
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u32 ale_ip_next_hdr_drop; /* K3 */
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u32 ale_ipv4_frag_drop; /* K3 */
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u32 __rsvd_1[24];
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u32 iet_rx_assembly_err; /* K3 slave */
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u32 iet_rx_assembly_ok; /* K3 slave */
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u32 iet_rx_smd_err; /* K3 slave */
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u32 iet_rx_frag; /* K3 slave */
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u32 iet_tx_hold; /* K3 slave */
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u32 iet_tx_frag; /* K3 slave */
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u32 __rsvd_2[9];
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u32 tx_mem_protect_err;
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/* following NU only */
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u32 tx_pri0;
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u32 tx_pri1;
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u32 tx_pri2;
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u32 tx_pri3;
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u32 tx_pri4;
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u32 tx_pri5;
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u32 tx_pri6;
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u32 tx_pri7;
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u32 tx_pri0_bcnt;
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u32 tx_pri1_bcnt;
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u32 tx_pri2_bcnt;
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u32 tx_pri3_bcnt;
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u32 tx_pri4_bcnt;
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u32 tx_pri5_bcnt;
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u32 tx_pri6_bcnt;
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u32 tx_pri7_bcnt;
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u32 tx_pri0_drop;
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u32 tx_pri1_drop;
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u32 tx_pri2_drop;
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u32 tx_pri3_drop;
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u32 tx_pri4_drop;
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u32 tx_pri5_drop;
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u32 tx_pri6_drop;
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u32 tx_pri7_drop;
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u32 tx_pri0_drop_bcnt;
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u32 tx_pri1_drop_bcnt;
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u32 tx_pri2_drop_bcnt;
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u32 tx_pri3_drop_bcnt;
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u32 tx_pri4_drop_bcnt;
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u32 tx_pri5_drop_bcnt;
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u32 tx_pri6_drop_bcnt;
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u32 tx_pri7_drop_bcnt;
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};
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struct am65_cpsw_ethtool_stat {
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char desc[ETH_GSTRING_LEN];
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int offset;
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};
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#define AM65_CPSW_STATS(prefix, field) \
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{ \
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#prefix#field, \
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offsetof(struct am65_cpsw_stats_regs, field) \
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}
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static const struct am65_cpsw_ethtool_stat am65_host_stats[] = {
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AM65_CPSW_STATS(p0_, rx_good_frames),
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AM65_CPSW_STATS(p0_, rx_broadcast_frames),
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AM65_CPSW_STATS(p0_, rx_multicast_frames),
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AM65_CPSW_STATS(p0_, rx_crc_errors),
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AM65_CPSW_STATS(p0_, rx_oversized_frames),
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AM65_CPSW_STATS(p0_, rx_undersized_frames),
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AM65_CPSW_STATS(p0_, ale_drop),
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AM65_CPSW_STATS(p0_, ale_overrun_drop),
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AM65_CPSW_STATS(p0_, rx_octets),
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AM65_CPSW_STATS(p0_, tx_good_frames),
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AM65_CPSW_STATS(p0_, tx_broadcast_frames),
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AM65_CPSW_STATS(p0_, tx_multicast_frames),
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AM65_CPSW_STATS(p0_, tx_octets),
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AM65_CPSW_STATS(p0_, tx_64B_frames),
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AM65_CPSW_STATS(p0_, tx_65_to_127B_frames),
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AM65_CPSW_STATS(p0_, tx_128_to_255B_frames),
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AM65_CPSW_STATS(p0_, tx_256_to_511B_frames),
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AM65_CPSW_STATS(p0_, tx_512_to_1023B_frames),
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AM65_CPSW_STATS(p0_, tx_1024B_frames),
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AM65_CPSW_STATS(p0_, net_octets),
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AM65_CPSW_STATS(p0_, rx_bottom_fifo_drop),
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AM65_CPSW_STATS(p0_, rx_port_mask_drop),
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AM65_CPSW_STATS(p0_, rx_top_fifo_drop),
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AM65_CPSW_STATS(p0_, ale_rate_limit_drop),
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AM65_CPSW_STATS(p0_, ale_vid_ingress_drop),
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AM65_CPSW_STATS(p0_, ale_da_eq_sa_drop),
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AM65_CPSW_STATS(p0_, ale_block_drop),
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AM65_CPSW_STATS(p0_, ale_secure_drop),
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AM65_CPSW_STATS(p0_, ale_auth_drop),
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AM65_CPSW_STATS(p0_, ale_unknown_ucast),
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AM65_CPSW_STATS(p0_, ale_unknown_ucast_bytes),
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AM65_CPSW_STATS(p0_, ale_unknown_mcast),
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AM65_CPSW_STATS(p0_, ale_unknown_mcast_bytes),
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AM65_CPSW_STATS(p0_, ale_unknown_bcast),
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AM65_CPSW_STATS(p0_, ale_unknown_bcast_bytes),
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AM65_CPSW_STATS(p0_, ale_pol_match),
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AM65_CPSW_STATS(p0_, ale_pol_match_red),
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AM65_CPSW_STATS(p0_, ale_pol_match_yellow),
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AM65_CPSW_STATS(p0_, ale_mcast_sa_drop),
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AM65_CPSW_STATS(p0_, ale_dual_vlan_drop),
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AM65_CPSW_STATS(p0_, ale_len_err_drop),
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AM65_CPSW_STATS(p0_, ale_ip_next_hdr_drop),
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AM65_CPSW_STATS(p0_, ale_ipv4_frag_drop),
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AM65_CPSW_STATS(p0_, tx_mem_protect_err),
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AM65_CPSW_STATS(p0_, tx_pri0),
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AM65_CPSW_STATS(p0_, tx_pri1),
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AM65_CPSW_STATS(p0_, tx_pri2),
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AM65_CPSW_STATS(p0_, tx_pri3),
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AM65_CPSW_STATS(p0_, tx_pri4),
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AM65_CPSW_STATS(p0_, tx_pri5),
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AM65_CPSW_STATS(p0_, tx_pri6),
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AM65_CPSW_STATS(p0_, tx_pri7),
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AM65_CPSW_STATS(p0_, tx_pri0_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri1_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri2_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri3_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri4_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri5_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri6_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri7_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri0_drop),
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AM65_CPSW_STATS(p0_, tx_pri1_drop),
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AM65_CPSW_STATS(p0_, tx_pri2_drop),
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AM65_CPSW_STATS(p0_, tx_pri3_drop),
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AM65_CPSW_STATS(p0_, tx_pri4_drop),
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AM65_CPSW_STATS(p0_, tx_pri5_drop),
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AM65_CPSW_STATS(p0_, tx_pri6_drop),
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AM65_CPSW_STATS(p0_, tx_pri7_drop),
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AM65_CPSW_STATS(p0_, tx_pri0_drop_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri1_drop_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri2_drop_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri3_drop_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri4_drop_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri5_drop_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri6_drop_bcnt),
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AM65_CPSW_STATS(p0_, tx_pri7_drop_bcnt),
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};
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static const struct am65_cpsw_ethtool_stat am65_slave_stats[] = {
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AM65_CPSW_STATS(, rx_good_frames),
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AM65_CPSW_STATS(, rx_broadcast_frames),
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AM65_CPSW_STATS(, rx_multicast_frames),
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AM65_CPSW_STATS(, rx_pause_frames),
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AM65_CPSW_STATS(, rx_crc_errors),
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AM65_CPSW_STATS(, rx_align_code_errors),
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AM65_CPSW_STATS(, rx_oversized_frames),
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AM65_CPSW_STATS(, rx_jabber_frames),
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AM65_CPSW_STATS(, rx_undersized_frames),
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AM65_CPSW_STATS(, rx_fragments),
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AM65_CPSW_STATS(, ale_drop),
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AM65_CPSW_STATS(, ale_overrun_drop),
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AM65_CPSW_STATS(, rx_octets),
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AM65_CPSW_STATS(, tx_good_frames),
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AM65_CPSW_STATS(, tx_broadcast_frames),
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AM65_CPSW_STATS(, tx_multicast_frames),
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AM65_CPSW_STATS(, tx_pause_frames),
|
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AM65_CPSW_STATS(, tx_deferred_frames),
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|
|
AM65_CPSW_STATS(, tx_collision_frames),
|
||
|
|
AM65_CPSW_STATS(, tx_single_coll_frames),
|
||
|
|
AM65_CPSW_STATS(, tx_mult_coll_frames),
|
||
|
|
AM65_CPSW_STATS(, tx_excessive_collisions),
|
||
|
|
AM65_CPSW_STATS(, tx_late_collisions),
|
||
|
|
AM65_CPSW_STATS(, rx_ipg_error),
|
||
|
|
AM65_CPSW_STATS(, tx_carrier_sense_errors),
|
||
|
|
AM65_CPSW_STATS(, tx_octets),
|
||
|
|
AM65_CPSW_STATS(, tx_64B_frames),
|
||
|
|
AM65_CPSW_STATS(, tx_65_to_127B_frames),
|
||
|
|
AM65_CPSW_STATS(, tx_128_to_255B_frames),
|
||
|
|
AM65_CPSW_STATS(, tx_256_to_511B_frames),
|
||
|
|
AM65_CPSW_STATS(, tx_512_to_1023B_frames),
|
||
|
|
AM65_CPSW_STATS(, tx_1024B_frames),
|
||
|
|
AM65_CPSW_STATS(, net_octets),
|
||
|
|
AM65_CPSW_STATS(, rx_bottom_fifo_drop),
|
||
|
|
AM65_CPSW_STATS(, rx_port_mask_drop),
|
||
|
|
AM65_CPSW_STATS(, rx_top_fifo_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_rate_limit_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_vid_ingress_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_da_eq_sa_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_block_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_secure_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_auth_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_unknown_ucast),
|
||
|
|
AM65_CPSW_STATS(, ale_unknown_ucast_bytes),
|
||
|
|
AM65_CPSW_STATS(, ale_unknown_mcast),
|
||
|
|
AM65_CPSW_STATS(, ale_unknown_mcast_bytes),
|
||
|
|
AM65_CPSW_STATS(, ale_unknown_bcast),
|
||
|
|
AM65_CPSW_STATS(, ale_unknown_bcast_bytes),
|
||
|
|
AM65_CPSW_STATS(, ale_pol_match),
|
||
|
|
AM65_CPSW_STATS(, ale_pol_match_red),
|
||
|
|
AM65_CPSW_STATS(, ale_pol_match_yellow),
|
||
|
|
AM65_CPSW_STATS(, ale_mcast_sa_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_dual_vlan_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_len_err_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_ip_next_hdr_drop),
|
||
|
|
AM65_CPSW_STATS(, ale_ipv4_frag_drop),
|
||
|
|
AM65_CPSW_STATS(, iet_rx_assembly_err),
|
||
|
|
AM65_CPSW_STATS(, iet_rx_assembly_ok),
|
||
|
|
AM65_CPSW_STATS(, iet_rx_smd_err),
|
||
|
|
AM65_CPSW_STATS(, iet_rx_frag),
|
||
|
|
AM65_CPSW_STATS(, iet_tx_hold),
|
||
|
|
AM65_CPSW_STATS(, iet_tx_frag),
|
||
|
|
AM65_CPSW_STATS(, tx_mem_protect_err),
|
||
|
|
AM65_CPSW_STATS(, tx_pri0),
|
||
|
|
AM65_CPSW_STATS(, tx_pri1),
|
||
|
|
AM65_CPSW_STATS(, tx_pri2),
|
||
|
|
AM65_CPSW_STATS(, tx_pri3),
|
||
|
|
AM65_CPSW_STATS(, tx_pri4),
|
||
|
|
AM65_CPSW_STATS(, tx_pri5),
|
||
|
|
AM65_CPSW_STATS(, tx_pri6),
|
||
|
|
AM65_CPSW_STATS(, tx_pri7),
|
||
|
|
AM65_CPSW_STATS(, tx_pri0_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri1_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri2_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri3_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri4_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri5_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri6_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri7_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri0_drop),
|
||
|
|
AM65_CPSW_STATS(, tx_pri1_drop),
|
||
|
|
AM65_CPSW_STATS(, tx_pri2_drop),
|
||
|
|
AM65_CPSW_STATS(, tx_pri3_drop),
|
||
|
|
AM65_CPSW_STATS(, tx_pri4_drop),
|
||
|
|
AM65_CPSW_STATS(, tx_pri5_drop),
|
||
|
|
AM65_CPSW_STATS(, tx_pri6_drop),
|
||
|
|
AM65_CPSW_STATS(, tx_pri7_drop),
|
||
|
|
AM65_CPSW_STATS(, tx_pri0_drop_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri1_drop_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri2_drop_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri3_drop_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri4_drop_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri5_drop_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri6_drop_bcnt),
|
||
|
|
AM65_CPSW_STATS(, tx_pri7_drop_bcnt),
|
||
|
|
};
|
||
|
|
|
||
|
|
/* Ethtool priv_flags */
|
||
|
|
static const char am65_cpsw_ethtool_priv_flags[][ETH_GSTRING_LEN] = {
|
||
|
|
#define AM65_CPSW_PRIV_P0_RX_PTYPE_RROBIN BIT(0)
|
||
|
|
"p0-rx-ptype-rrobin",
|
||
|
|
};
|
||
|
|
|
||
|
|
static int am65_cpsw_ethtool_op_begin(struct net_device *ndev)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
int ret;
|
||
|
|
|
||
|
|
ret = pm_runtime_resume_and_get(common->dev);
|
||
|
|
if (ret < 0)
|
||
|
|
dev_err(common->dev, "ethtool begin failed %d\n", ret);
|
||
|
|
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void am65_cpsw_ethtool_op_complete(struct net_device *ndev)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
int ret;
|
||
|
|
|
||
|
|
ret = pm_runtime_put(common->dev);
|
||
|
|
if (ret < 0 && ret != -EBUSY)
|
||
|
|
dev_err(common->dev, "ethtool complete failed %d\n", ret);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void am65_cpsw_get_drvinfo(struct net_device *ndev,
|
||
|
|
struct ethtool_drvinfo *info)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
|
||
|
|
strscpy(info->driver, dev_driver_string(common->dev),
|
||
|
|
sizeof(info->driver));
|
||
|
|
strscpy(info->bus_info, dev_name(common->dev), sizeof(info->bus_info));
|
||
|
|
}
|
||
|
|
|
||
|
|
static u32 am65_cpsw_get_msglevel(struct net_device *ndev)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_ndev_priv *priv = am65_ndev_to_priv(ndev);
|
||
|
|
|
||
|
|
return priv->msg_enable;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void am65_cpsw_set_msglevel(struct net_device *ndev, u32 value)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_ndev_priv *priv = am65_ndev_to_priv(ndev);
|
||
|
|
|
||
|
|
priv->msg_enable = value;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void am65_cpsw_get_channels(struct net_device *ndev,
|
||
|
|
struct ethtool_channels *ch)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
|
||
|
|
ch->max_rx = AM65_CPSW_MAX_RX_QUEUES;
|
||
|
|
ch->max_tx = AM65_CPSW_MAX_TX_QUEUES;
|
||
|
|
ch->rx_count = AM65_CPSW_MAX_RX_QUEUES;
|
||
|
|
ch->tx_count = common->tx_ch_num;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_set_channels(struct net_device *ndev,
|
||
|
|
struct ethtool_channels *chs)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
|
||
|
|
if (!chs->rx_count || !chs->tx_count)
|
||
|
|
return -EINVAL;
|
||
|
|
|
||
|
|
/* Check if interface is up. Can change the num queues when
|
||
|
|
* the interface is down.
|
||
|
|
*/
|
||
|
|
if (common->usage_count)
|
||
|
|
return -EBUSY;
|
||
|
|
|
||
|
|
am65_cpsw_nuss_remove_tx_chns(common);
|
||
|
|
|
||
|
|
return am65_cpsw_nuss_update_tx_chns(common, chs->tx_count);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
am65_cpsw_get_ringparam(struct net_device *ndev,
|
||
|
|
struct ethtool_ringparam *ering,
|
||
|
|
struct kernel_ethtool_ringparam *kernel_ering,
|
||
|
|
struct netlink_ext_ack *extack)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
|
||
|
|
/* not supported */
|
||
|
|
ering->tx_pending = common->tx_chns[0].descs_num;
|
||
|
|
ering->rx_pending = common->rx_chns.descs_num;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void am65_cpsw_get_pauseparam(struct net_device *ndev,
|
||
|
|
struct ethtool_pauseparam *pause)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev);
|
||
|
|
|
||
|
|
phylink_ethtool_get_pauseparam(salve->phylink, pause);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_set_pauseparam(struct net_device *ndev,
|
||
|
|
struct ethtool_pauseparam *pause)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev);
|
||
|
|
|
||
|
|
return phylink_ethtool_set_pauseparam(salve->phylink, pause);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void am65_cpsw_get_wol(struct net_device *ndev,
|
||
|
|
struct ethtool_wolinfo *wol)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev);
|
||
|
|
|
||
|
|
phylink_ethtool_get_wol(salve->phylink, wol);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_set_wol(struct net_device *ndev,
|
||
|
|
struct ethtool_wolinfo *wol)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev);
|
||
|
|
|
||
|
|
return phylink_ethtool_set_wol(salve->phylink, wol);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_get_link_ksettings(struct net_device *ndev,
|
||
|
|
struct ethtool_link_ksettings *ecmd)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev);
|
||
|
|
|
||
|
|
return phylink_ethtool_ksettings_get(salve->phylink, ecmd);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int
|
||
|
|
am65_cpsw_set_link_ksettings(struct net_device *ndev,
|
||
|
|
const struct ethtool_link_ksettings *ecmd)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev);
|
||
|
|
|
||
|
|
return phylink_ethtool_ksettings_set(salve->phylink, ecmd);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_get_eee(struct net_device *ndev, struct ethtool_eee *edata)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev);
|
||
|
|
|
||
|
|
return phylink_ethtool_get_eee(salve->phylink, edata);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_set_eee(struct net_device *ndev, struct ethtool_eee *edata)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev);
|
||
|
|
|
||
|
|
return phylink_ethtool_set_eee(salve->phylink, edata);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_nway_reset(struct net_device *ndev)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_slave_data *salve = am65_ndev_to_slave(ndev);
|
||
|
|
|
||
|
|
return phylink_ethtool_nway_reset(salve->phylink);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_get_regs_len(struct net_device *ndev)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
u32 ale_entries, i, regdump_len = 0;
|
||
|
|
|
||
|
|
ale_entries = cpsw_ale_get_num_entries(common->ale);
|
||
|
|
for (i = 0; i < ARRAY_SIZE(am65_cpsw_regdump); i++) {
|
||
|
|
if (am65_cpsw_regdump[i].hdr.module_id ==
|
||
|
|
AM65_CPSW_REGDUMP_MOD_CPSW_ALE_TBL) {
|
||
|
|
regdump_len += sizeof(struct am65_cpsw_regdump_hdr);
|
||
|
|
regdump_len += ale_entries *
|
||
|
|
ALE_ENTRY_WORDS * sizeof(u32);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
regdump_len += am65_cpsw_regdump[i].hdr.len;
|
||
|
|
}
|
||
|
|
|
||
|
|
return regdump_len;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void am65_cpsw_get_regs(struct net_device *ndev,
|
||
|
|
struct ethtool_regs *regs, void *p)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
u32 ale_entries, i, j, pos, *reg = p;
|
||
|
|
|
||
|
|
/* update CPSW IP version */
|
||
|
|
regs->version = AM65_CPSW_REGDUMP_VER;
|
||
|
|
ale_entries = cpsw_ale_get_num_entries(common->ale);
|
||
|
|
|
||
|
|
pos = 0;
|
||
|
|
for (i = 0; i < ARRAY_SIZE(am65_cpsw_regdump); i++) {
|
||
|
|
reg[pos++] = am65_cpsw_regdump[i].hdr.module_id;
|
||
|
|
|
||
|
|
if (am65_cpsw_regdump[i].hdr.module_id ==
|
||
|
|
AM65_CPSW_REGDUMP_MOD_CPSW_ALE_TBL) {
|
||
|
|
u32 ale_tbl_len = ale_entries *
|
||
|
|
ALE_ENTRY_WORDS * sizeof(u32) +
|
||
|
|
sizeof(struct am65_cpsw_regdump_hdr);
|
||
|
|
reg[pos++] = ale_tbl_len;
|
||
|
|
cpsw_ale_dump(common->ale, ®[pos]);
|
||
|
|
pos += ale_tbl_len;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
reg[pos++] = am65_cpsw_regdump[i].hdr.len;
|
||
|
|
|
||
|
|
j = am65_cpsw_regdump[i].start_ofs;
|
||
|
|
do {
|
||
|
|
reg[pos++] = j;
|
||
|
|
reg[pos++] = readl_relaxed(common->ss_base + j);
|
||
|
|
j += sizeof(u32);
|
||
|
|
} while (j <= am65_cpsw_regdump[i].end_ofs);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_get_sset_count(struct net_device *ndev, int sset)
|
||
|
|
{
|
||
|
|
switch (sset) {
|
||
|
|
case ETH_SS_STATS:
|
||
|
|
return ARRAY_SIZE(am65_host_stats) +
|
||
|
|
ARRAY_SIZE(am65_slave_stats);
|
||
|
|
case ETH_SS_PRIV_FLAGS:
|
||
|
|
return ARRAY_SIZE(am65_cpsw_ethtool_priv_flags);
|
||
|
|
default:
|
||
|
|
return -EOPNOTSUPP;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void am65_cpsw_get_strings(struct net_device *ndev,
|
||
|
|
u32 stringset, u8 *data)
|
||
|
|
{
|
||
|
|
const struct am65_cpsw_ethtool_stat *hw_stats;
|
||
|
|
u32 i, num_stats;
|
||
|
|
u8 *p = data;
|
||
|
|
|
||
|
|
switch (stringset) {
|
||
|
|
case ETH_SS_STATS:
|
||
|
|
num_stats = ARRAY_SIZE(am65_host_stats);
|
||
|
|
hw_stats = am65_host_stats;
|
||
|
|
for (i = 0; i < num_stats; i++) {
|
||
|
|
memcpy(p, hw_stats[i].desc, ETH_GSTRING_LEN);
|
||
|
|
p += ETH_GSTRING_LEN;
|
||
|
|
}
|
||
|
|
|
||
|
|
num_stats = ARRAY_SIZE(am65_slave_stats);
|
||
|
|
hw_stats = am65_slave_stats;
|
||
|
|
for (i = 0; i < num_stats; i++) {
|
||
|
|
memcpy(p, hw_stats[i].desc, ETH_GSTRING_LEN);
|
||
|
|
p += ETH_GSTRING_LEN;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case ETH_SS_PRIV_FLAGS:
|
||
|
|
num_stats = ARRAY_SIZE(am65_cpsw_ethtool_priv_flags);
|
||
|
|
|
||
|
|
for (i = 0; i < num_stats; i++) {
|
||
|
|
memcpy(p, am65_cpsw_ethtool_priv_flags[i],
|
||
|
|
ETH_GSTRING_LEN);
|
||
|
|
p += ETH_GSTRING_LEN;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void am65_cpsw_get_ethtool_stats(struct net_device *ndev,
|
||
|
|
struct ethtool_stats *stats, u64 *data)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
const struct am65_cpsw_ethtool_stat *hw_stats;
|
||
|
|
struct am65_cpsw_host *host_p;
|
||
|
|
struct am65_cpsw_port *port;
|
||
|
|
u32 i, num_stats;
|
||
|
|
|
||
|
|
host_p = am65_common_get_host(common);
|
||
|
|
port = am65_ndev_to_port(ndev);
|
||
|
|
num_stats = ARRAY_SIZE(am65_host_stats);
|
||
|
|
hw_stats = am65_host_stats;
|
||
|
|
for (i = 0; i < num_stats; i++)
|
||
|
|
*data++ = readl_relaxed(host_p->stat_base +
|
||
|
|
hw_stats[i].offset);
|
||
|
|
|
||
|
|
num_stats = ARRAY_SIZE(am65_slave_stats);
|
||
|
|
hw_stats = am65_slave_stats;
|
||
|
|
for (i = 0; i < num_stats; i++)
|
||
|
|
*data++ = readl_relaxed(port->stat_base +
|
||
|
|
hw_stats[i].offset);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_get_ethtool_ts_info(struct net_device *ndev,
|
||
|
|
struct ethtool_ts_info *info)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
|
||
|
|
if (!IS_ENABLED(CONFIG_TI_K3_AM65_CPTS))
|
||
|
|
return ethtool_op_get_ts_info(ndev, info);
|
||
|
|
|
||
|
|
info->so_timestamping =
|
||
|
|
SOF_TIMESTAMPING_TX_HARDWARE |
|
||
|
|
SOF_TIMESTAMPING_TX_SOFTWARE |
|
||
|
|
SOF_TIMESTAMPING_RX_HARDWARE |
|
||
|
|
SOF_TIMESTAMPING_RX_SOFTWARE |
|
||
|
|
SOF_TIMESTAMPING_SOFTWARE |
|
||
|
|
SOF_TIMESTAMPING_RAW_HARDWARE;
|
||
|
|
info->phc_index = am65_cpts_phc_index(common->cpts);
|
||
|
|
info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON);
|
||
|
|
info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) | BIT(HWTSTAMP_FILTER_ALL);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static u32 am65_cpsw_get_ethtool_priv_flags(struct net_device *ndev)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
u32 priv_flags = 0;
|
||
|
|
|
||
|
|
if (common->pf_p0_rx_ptype_rrobin)
|
||
|
|
priv_flags |= AM65_CPSW_PRIV_P0_RX_PTYPE_RROBIN;
|
||
|
|
|
||
|
|
return priv_flags;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int am65_cpsw_set_ethtool_priv_flags(struct net_device *ndev, u32 flags)
|
||
|
|
{
|
||
|
|
struct am65_cpsw_common *common = am65_ndev_to_common(ndev);
|
||
|
|
int rrobin;
|
||
|
|
|
||
|
|
rrobin = !!(flags & AM65_CPSW_PRIV_P0_RX_PTYPE_RROBIN);
|
||
|
|
|
||
|
|
if (common->usage_count)
|
||
|
|
return -EBUSY;
|
||
|
|
|
||
|
|
if (common->est_enabled && rrobin) {
|
||
|
|
netdev_err(ndev,
|
||
|
|
"p0-rx-ptype-rrobin flag conflicts with QOS\n");
|
||
|
|
return -EINVAL;
|
||
|
|
}
|
||
|
|
|
||
|
|
common->pf_p0_rx_ptype_rrobin = rrobin;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
const struct ethtool_ops am65_cpsw_ethtool_ops_slave = {
|
||
|
|
.begin = am65_cpsw_ethtool_op_begin,
|
||
|
|
.complete = am65_cpsw_ethtool_op_complete,
|
||
|
|
.get_drvinfo = am65_cpsw_get_drvinfo,
|
||
|
|
.get_msglevel = am65_cpsw_get_msglevel,
|
||
|
|
.set_msglevel = am65_cpsw_set_msglevel,
|
||
|
|
.get_channels = am65_cpsw_get_channels,
|
||
|
|
.set_channels = am65_cpsw_set_channels,
|
||
|
|
.get_ringparam = am65_cpsw_get_ringparam,
|
||
|
|
.get_regs_len = am65_cpsw_get_regs_len,
|
||
|
|
.get_regs = am65_cpsw_get_regs,
|
||
|
|
.get_sset_count = am65_cpsw_get_sset_count,
|
||
|
|
.get_strings = am65_cpsw_get_strings,
|
||
|
|
.get_ethtool_stats = am65_cpsw_get_ethtool_stats,
|
||
|
|
.get_ts_info = am65_cpsw_get_ethtool_ts_info,
|
||
|
|
.get_priv_flags = am65_cpsw_get_ethtool_priv_flags,
|
||
|
|
.set_priv_flags = am65_cpsw_set_ethtool_priv_flags,
|
||
|
|
|
||
|
|
.get_link = ethtool_op_get_link,
|
||
|
|
.get_link_ksettings = am65_cpsw_get_link_ksettings,
|
||
|
|
.set_link_ksettings = am65_cpsw_set_link_ksettings,
|
||
|
|
.get_pauseparam = am65_cpsw_get_pauseparam,
|
||
|
|
.set_pauseparam = am65_cpsw_set_pauseparam,
|
||
|
|
.get_wol = am65_cpsw_get_wol,
|
||
|
|
.set_wol = am65_cpsw_set_wol,
|
||
|
|
.get_eee = am65_cpsw_get_eee,
|
||
|
|
.set_eee = am65_cpsw_set_eee,
|
||
|
|
.nway_reset = am65_cpsw_nway_reset,
|
||
|
|
};
|