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2326 lines
61 KiB
2326 lines
61 KiB
// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) |
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/* QLogic qede NIC Driver |
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* Copyright (c) 2015-2017 QLogic Corporation |
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* Copyright (c) 2019-2020 Marvell International Ltd. |
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*/ |
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#include <linux/version.h> |
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#include <linux/types.h> |
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#include <linux/netdevice.h> |
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#include <linux/etherdevice.h> |
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#include <linux/ethtool.h> |
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#include <linux/string.h> |
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#include <linux/pci.h> |
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#include <linux/capability.h> |
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#include <linux/vmalloc.h> |
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#include <linux/phylink.h> |
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#include "qede.h" |
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#include "qede_ptp.h" |
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#define QEDE_RQSTAT_OFFSET(stat_name) \ |
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(offsetof(struct qede_rx_queue, stat_name)) |
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#define QEDE_RQSTAT_STRING(stat_name) (#stat_name) |
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#define QEDE_RQSTAT(stat_name) \ |
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{QEDE_RQSTAT_OFFSET(stat_name), QEDE_RQSTAT_STRING(stat_name)} |
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#define QEDE_SELFTEST_POLL_COUNT 100 |
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#define QEDE_DUMP_VERSION 0x1 |
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#define QEDE_DUMP_NVM_ARG_COUNT 2 |
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static const struct { |
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u64 offset; |
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char string[ETH_GSTRING_LEN]; |
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} qede_rqstats_arr[] = { |
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QEDE_RQSTAT(rcv_pkts), |
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QEDE_RQSTAT(rx_hw_errors), |
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QEDE_RQSTAT(rx_alloc_errors), |
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QEDE_RQSTAT(rx_ip_frags), |
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QEDE_RQSTAT(xdp_no_pass), |
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}; |
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#define QEDE_NUM_RQSTATS ARRAY_SIZE(qede_rqstats_arr) |
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#define QEDE_TQSTAT_OFFSET(stat_name) \ |
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(offsetof(struct qede_tx_queue, stat_name)) |
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#define QEDE_TQSTAT_STRING(stat_name) (#stat_name) |
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#define QEDE_TQSTAT(stat_name) \ |
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{QEDE_TQSTAT_OFFSET(stat_name), QEDE_TQSTAT_STRING(stat_name)} |
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#define QEDE_NUM_TQSTATS ARRAY_SIZE(qede_tqstats_arr) |
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static const struct { |
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u64 offset; |
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char string[ETH_GSTRING_LEN]; |
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} qede_tqstats_arr[] = { |
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QEDE_TQSTAT(xmit_pkts), |
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QEDE_TQSTAT(stopped_cnt), |
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QEDE_TQSTAT(tx_mem_alloc_err), |
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}; |
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#define QEDE_STAT_OFFSET(stat_name, type, base) \ |
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(offsetof(type, stat_name) + (base)) |
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#define QEDE_STAT_STRING(stat_name) (#stat_name) |
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#define _QEDE_STAT(stat_name, type, base, attr) \ |
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{QEDE_STAT_OFFSET(stat_name, type, base), \ |
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QEDE_STAT_STRING(stat_name), \ |
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attr} |
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#define QEDE_STAT(stat_name) \ |
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_QEDE_STAT(stat_name, struct qede_stats_common, 0, 0x0) |
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#define QEDE_PF_STAT(stat_name) \ |
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_QEDE_STAT(stat_name, struct qede_stats_common, 0, \ |
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BIT(QEDE_STAT_PF_ONLY)) |
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#define QEDE_PF_BB_STAT(stat_name) \ |
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_QEDE_STAT(stat_name, struct qede_stats_bb, \ |
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offsetof(struct qede_stats, bb), \ |
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BIT(QEDE_STAT_PF_ONLY) | BIT(QEDE_STAT_BB_ONLY)) |
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#define QEDE_PF_AH_STAT(stat_name) \ |
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_QEDE_STAT(stat_name, struct qede_stats_ah, \ |
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offsetof(struct qede_stats, ah), \ |
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BIT(QEDE_STAT_PF_ONLY) | BIT(QEDE_STAT_AH_ONLY)) |
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static const struct { |
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u64 offset; |
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char string[ETH_GSTRING_LEN]; |
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unsigned long attr; |
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#define QEDE_STAT_PF_ONLY 0 |
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#define QEDE_STAT_BB_ONLY 1 |
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#define QEDE_STAT_AH_ONLY 2 |
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} qede_stats_arr[] = { |
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QEDE_STAT(rx_ucast_bytes), |
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QEDE_STAT(rx_mcast_bytes), |
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QEDE_STAT(rx_bcast_bytes), |
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QEDE_STAT(rx_ucast_pkts), |
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QEDE_STAT(rx_mcast_pkts), |
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QEDE_STAT(rx_bcast_pkts), |
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QEDE_STAT(tx_ucast_bytes), |
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QEDE_STAT(tx_mcast_bytes), |
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QEDE_STAT(tx_bcast_bytes), |
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QEDE_STAT(tx_ucast_pkts), |
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QEDE_STAT(tx_mcast_pkts), |
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QEDE_STAT(tx_bcast_pkts), |
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QEDE_PF_STAT(rx_64_byte_packets), |
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QEDE_PF_STAT(rx_65_to_127_byte_packets), |
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QEDE_PF_STAT(rx_128_to_255_byte_packets), |
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QEDE_PF_STAT(rx_256_to_511_byte_packets), |
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QEDE_PF_STAT(rx_512_to_1023_byte_packets), |
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QEDE_PF_STAT(rx_1024_to_1518_byte_packets), |
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QEDE_PF_BB_STAT(rx_1519_to_1522_byte_packets), |
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QEDE_PF_BB_STAT(rx_1519_to_2047_byte_packets), |
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QEDE_PF_BB_STAT(rx_2048_to_4095_byte_packets), |
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QEDE_PF_BB_STAT(rx_4096_to_9216_byte_packets), |
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QEDE_PF_BB_STAT(rx_9217_to_16383_byte_packets), |
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QEDE_PF_AH_STAT(rx_1519_to_max_byte_packets), |
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QEDE_PF_STAT(tx_64_byte_packets), |
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QEDE_PF_STAT(tx_65_to_127_byte_packets), |
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QEDE_PF_STAT(tx_128_to_255_byte_packets), |
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QEDE_PF_STAT(tx_256_to_511_byte_packets), |
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QEDE_PF_STAT(tx_512_to_1023_byte_packets), |
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QEDE_PF_STAT(tx_1024_to_1518_byte_packets), |
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QEDE_PF_BB_STAT(tx_1519_to_2047_byte_packets), |
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QEDE_PF_BB_STAT(tx_2048_to_4095_byte_packets), |
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QEDE_PF_BB_STAT(tx_4096_to_9216_byte_packets), |
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QEDE_PF_BB_STAT(tx_9217_to_16383_byte_packets), |
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QEDE_PF_AH_STAT(tx_1519_to_max_byte_packets), |
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QEDE_PF_STAT(rx_mac_crtl_frames), |
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QEDE_PF_STAT(tx_mac_ctrl_frames), |
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QEDE_PF_STAT(rx_pause_frames), |
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QEDE_PF_STAT(tx_pause_frames), |
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QEDE_PF_STAT(rx_pfc_frames), |
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QEDE_PF_STAT(tx_pfc_frames), |
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QEDE_PF_STAT(rx_crc_errors), |
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QEDE_PF_STAT(rx_align_errors), |
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QEDE_PF_STAT(rx_carrier_errors), |
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QEDE_PF_STAT(rx_oversize_packets), |
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QEDE_PF_STAT(rx_jabbers), |
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QEDE_PF_STAT(rx_undersize_packets), |
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QEDE_PF_STAT(rx_fragments), |
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QEDE_PF_BB_STAT(tx_lpi_entry_count), |
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QEDE_PF_BB_STAT(tx_total_collisions), |
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QEDE_PF_STAT(brb_truncates), |
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QEDE_PF_STAT(brb_discards), |
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QEDE_STAT(no_buff_discards), |
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QEDE_PF_STAT(mftag_filter_discards), |
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QEDE_PF_STAT(mac_filter_discards), |
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QEDE_PF_STAT(gft_filter_drop), |
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QEDE_STAT(tx_err_drop_pkts), |
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QEDE_STAT(ttl0_discard), |
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QEDE_STAT(packet_too_big_discard), |
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QEDE_STAT(coalesced_pkts), |
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QEDE_STAT(coalesced_events), |
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QEDE_STAT(coalesced_aborts_num), |
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QEDE_STAT(non_coalesced_pkts), |
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QEDE_STAT(coalesced_bytes), |
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QEDE_STAT(link_change_count), |
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QEDE_STAT(ptp_skip_txts), |
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}; |
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#define QEDE_NUM_STATS ARRAY_SIZE(qede_stats_arr) |
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#define QEDE_STAT_IS_PF_ONLY(i) \ |
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test_bit(QEDE_STAT_PF_ONLY, &qede_stats_arr[i].attr) |
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#define QEDE_STAT_IS_BB_ONLY(i) \ |
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test_bit(QEDE_STAT_BB_ONLY, &qede_stats_arr[i].attr) |
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#define QEDE_STAT_IS_AH_ONLY(i) \ |
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test_bit(QEDE_STAT_AH_ONLY, &qede_stats_arr[i].attr) |
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enum { |
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QEDE_PRI_FLAG_CMT, |
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QEDE_PRI_FLAG_SMART_AN_SUPPORT, /* MFW supports SmartAN */ |
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QEDE_PRI_FLAG_RECOVER_ON_ERROR, |
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QEDE_PRI_FLAG_LEN, |
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}; |
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static const char qede_private_arr[QEDE_PRI_FLAG_LEN][ETH_GSTRING_LEN] = { |
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"Coupled-Function", |
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"SmartAN capable", |
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"Recover on error", |
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}; |
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enum qede_ethtool_tests { |
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QEDE_ETHTOOL_INT_LOOPBACK, |
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QEDE_ETHTOOL_INTERRUPT_TEST, |
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QEDE_ETHTOOL_MEMORY_TEST, |
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QEDE_ETHTOOL_REGISTER_TEST, |
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QEDE_ETHTOOL_CLOCK_TEST, |
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QEDE_ETHTOOL_NVRAM_TEST, |
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QEDE_ETHTOOL_TEST_MAX |
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}; |
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static const char qede_tests_str_arr[QEDE_ETHTOOL_TEST_MAX][ETH_GSTRING_LEN] = { |
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"Internal loopback (offline)", |
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"Interrupt (online)\t", |
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"Memory (online)\t\t", |
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"Register (online)\t", |
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"Clock (online)\t\t", |
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"Nvram (online)\t\t", |
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}; |
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/* Forced speed capabilities maps */ |
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struct qede_forced_speed_map { |
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u32 speed; |
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__ETHTOOL_DECLARE_LINK_MODE_MASK(caps); |
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const u32 *cap_arr; |
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u32 arr_size; |
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}; |
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#define QEDE_FORCED_SPEED_MAP(value) \ |
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{ \ |
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.speed = SPEED_##value, \ |
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.cap_arr = qede_forced_speed_##value, \ |
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.arr_size = ARRAY_SIZE(qede_forced_speed_##value), \ |
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} |
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static const u32 qede_forced_speed_1000[] __initconst = { |
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ETHTOOL_LINK_MODE_1000baseT_Full_BIT, |
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ETHTOOL_LINK_MODE_1000baseKX_Full_BIT, |
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ETHTOOL_LINK_MODE_1000baseX_Full_BIT, |
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}; |
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static const u32 qede_forced_speed_10000[] __initconst = { |
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ETHTOOL_LINK_MODE_10000baseT_Full_BIT, |
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ETHTOOL_LINK_MODE_10000baseKR_Full_BIT, |
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ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT, |
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ETHTOOL_LINK_MODE_10000baseR_FEC_BIT, |
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ETHTOOL_LINK_MODE_10000baseCR_Full_BIT, |
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ETHTOOL_LINK_MODE_10000baseSR_Full_BIT, |
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ETHTOOL_LINK_MODE_10000baseLR_Full_BIT, |
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ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT, |
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}; |
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static const u32 qede_forced_speed_20000[] __initconst = { |
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ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT, |
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}; |
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static const u32 qede_forced_speed_25000[] __initconst = { |
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ETHTOOL_LINK_MODE_25000baseKR_Full_BIT, |
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ETHTOOL_LINK_MODE_25000baseCR_Full_BIT, |
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ETHTOOL_LINK_MODE_25000baseSR_Full_BIT, |
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}; |
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static const u32 qede_forced_speed_40000[] __initconst = { |
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ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT, |
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ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT, |
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ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT, |
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ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT, |
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}; |
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static const u32 qede_forced_speed_50000[] __initconst = { |
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ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT, |
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ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT, |
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ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT, |
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}; |
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static const u32 qede_forced_speed_100000[] __initconst = { |
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ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT, |
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ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT, |
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ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT, |
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ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT, |
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}; |
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static struct qede_forced_speed_map qede_forced_speed_maps[] __ro_after_init = { |
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QEDE_FORCED_SPEED_MAP(1000), |
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QEDE_FORCED_SPEED_MAP(10000), |
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QEDE_FORCED_SPEED_MAP(20000), |
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QEDE_FORCED_SPEED_MAP(25000), |
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QEDE_FORCED_SPEED_MAP(40000), |
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QEDE_FORCED_SPEED_MAP(50000), |
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QEDE_FORCED_SPEED_MAP(100000), |
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}; |
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void __init qede_forced_speed_maps_init(void) |
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{ |
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struct qede_forced_speed_map *map; |
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u32 i; |
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for (i = 0; i < ARRAY_SIZE(qede_forced_speed_maps); i++) { |
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map = qede_forced_speed_maps + i; |
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linkmode_set_bit_array(map->cap_arr, map->arr_size, map->caps); |
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map->cap_arr = NULL; |
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map->arr_size = 0; |
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} |
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} |
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/* Ethtool callbacks */ |
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static void qede_get_strings_stats_txq(struct qede_dev *edev, |
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struct qede_tx_queue *txq, u8 **buf) |
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{ |
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int i; |
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for (i = 0; i < QEDE_NUM_TQSTATS; i++) { |
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if (txq->is_xdp) |
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sprintf(*buf, "%d [XDP]: %s", |
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QEDE_TXQ_XDP_TO_IDX(edev, txq), |
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qede_tqstats_arr[i].string); |
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else |
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sprintf(*buf, "%d_%d: %s", txq->index, txq->cos, |
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qede_tqstats_arr[i].string); |
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*buf += ETH_GSTRING_LEN; |
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} |
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} |
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static void qede_get_strings_stats_rxq(struct qede_dev *edev, |
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struct qede_rx_queue *rxq, u8 **buf) |
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{ |
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int i; |
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for (i = 0; i < QEDE_NUM_RQSTATS; i++) { |
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sprintf(*buf, "%d: %s", rxq->rxq_id, |
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qede_rqstats_arr[i].string); |
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*buf += ETH_GSTRING_LEN; |
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} |
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} |
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static bool qede_is_irrelevant_stat(struct qede_dev *edev, int stat_index) |
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{ |
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return (IS_VF(edev) && QEDE_STAT_IS_PF_ONLY(stat_index)) || |
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(QEDE_IS_BB(edev) && QEDE_STAT_IS_AH_ONLY(stat_index)) || |
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(QEDE_IS_AH(edev) && QEDE_STAT_IS_BB_ONLY(stat_index)); |
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} |
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static void qede_get_strings_stats(struct qede_dev *edev, u8 *buf) |
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{ |
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struct qede_fastpath *fp; |
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int i; |
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/* Account for queue statistics */ |
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for (i = 0; i < QEDE_QUEUE_CNT(edev); i++) { |
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fp = &edev->fp_array[i]; |
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if (fp->type & QEDE_FASTPATH_RX) |
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qede_get_strings_stats_rxq(edev, fp->rxq, &buf); |
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if (fp->type & QEDE_FASTPATH_XDP) |
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qede_get_strings_stats_txq(edev, fp->xdp_tx, &buf); |
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if (fp->type & QEDE_FASTPATH_TX) { |
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int cos; |
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for_each_cos_in_txq(edev, cos) |
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qede_get_strings_stats_txq(edev, |
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&fp->txq[cos], &buf); |
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} |
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} |
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/* Account for non-queue statistics */ |
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for (i = 0; i < QEDE_NUM_STATS; i++) { |
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if (qede_is_irrelevant_stat(edev, i)) |
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continue; |
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strcpy(buf, qede_stats_arr[i].string); |
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buf += ETH_GSTRING_LEN; |
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} |
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} |
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static void qede_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
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{ |
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struct qede_dev *edev = netdev_priv(dev); |
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switch (stringset) { |
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case ETH_SS_STATS: |
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qede_get_strings_stats(edev, buf); |
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break; |
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case ETH_SS_PRIV_FLAGS: |
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memcpy(buf, qede_private_arr, |
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ETH_GSTRING_LEN * QEDE_PRI_FLAG_LEN); |
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break; |
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case ETH_SS_TEST: |
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memcpy(buf, qede_tests_str_arr, |
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ETH_GSTRING_LEN * QEDE_ETHTOOL_TEST_MAX); |
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break; |
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default: |
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DP_VERBOSE(edev, QED_MSG_DEBUG, |
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"Unsupported stringset 0x%08x\n", stringset); |
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} |
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} |
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static void qede_get_ethtool_stats_txq(struct qede_tx_queue *txq, u64 **buf) |
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{ |
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int i; |
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|
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for (i = 0; i < QEDE_NUM_TQSTATS; i++) { |
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**buf = *((u64 *)(((void *)txq) + qede_tqstats_arr[i].offset)); |
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(*buf)++; |
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} |
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} |
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|
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static void qede_get_ethtool_stats_rxq(struct qede_rx_queue *rxq, u64 **buf) |
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{ |
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int i; |
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|
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for (i = 0; i < QEDE_NUM_RQSTATS; i++) { |
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**buf = *((u64 *)(((void *)rxq) + qede_rqstats_arr[i].offset)); |
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(*buf)++; |
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} |
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} |
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|
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static void qede_get_ethtool_stats(struct net_device *dev, |
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struct ethtool_stats *stats, u64 *buf) |
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{ |
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struct qede_dev *edev = netdev_priv(dev); |
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struct qede_fastpath *fp; |
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int i; |
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|
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qede_fill_by_demand_stats(edev); |
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|
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/* Need to protect the access to the fastpath array */ |
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__qede_lock(edev); |
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|
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for (i = 0; i < QEDE_QUEUE_CNT(edev); i++) { |
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fp = &edev->fp_array[i]; |
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|
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if (fp->type & QEDE_FASTPATH_RX) |
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qede_get_ethtool_stats_rxq(fp->rxq, &buf); |
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|
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if (fp->type & QEDE_FASTPATH_XDP) |
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qede_get_ethtool_stats_txq(fp->xdp_tx, &buf); |
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|
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if (fp->type & QEDE_FASTPATH_TX) { |
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int cos; |
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|
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for_each_cos_in_txq(edev, cos) |
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qede_get_ethtool_stats_txq(&fp->txq[cos], &buf); |
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} |
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} |
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|
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for (i = 0; i < QEDE_NUM_STATS; i++) { |
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if (qede_is_irrelevant_stat(edev, i)) |
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continue; |
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*buf = *((u64 *)(((void *)&edev->stats) + |
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qede_stats_arr[i].offset)); |
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|
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buf++; |
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} |
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|
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__qede_unlock(edev); |
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} |
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|
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static int qede_get_sset_count(struct net_device *dev, int stringset) |
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{ |
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struct qede_dev *edev = netdev_priv(dev); |
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int num_stats = QEDE_NUM_STATS, i; |
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|
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switch (stringset) { |
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case ETH_SS_STATS: |
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for (i = 0; i < QEDE_NUM_STATS; i++) |
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if (qede_is_irrelevant_stat(edev, i)) |
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num_stats--; |
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|
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/* Account for the Regular Tx statistics */ |
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num_stats += QEDE_TSS_COUNT(edev) * QEDE_NUM_TQSTATS * |
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edev->dev_info.num_tc; |
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|
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/* Account for the Regular Rx statistics */ |
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num_stats += QEDE_RSS_COUNT(edev) * QEDE_NUM_RQSTATS; |
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|
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/* Account for XDP statistics [if needed] */ |
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if (edev->xdp_prog) |
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num_stats += QEDE_RSS_COUNT(edev) * QEDE_NUM_TQSTATS; |
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return num_stats; |
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|
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case ETH_SS_PRIV_FLAGS: |
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return QEDE_PRI_FLAG_LEN; |
|
case ETH_SS_TEST: |
|
if (!IS_VF(edev)) |
|
return QEDE_ETHTOOL_TEST_MAX; |
|
else |
|
return 0; |
|
default: |
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"Unsupported stringset 0x%08x\n", stringset); |
|
return -EINVAL; |
|
} |
|
} |
|
|
|
static u32 qede_get_priv_flags(struct net_device *dev) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
u32 flags = 0; |
|
|
|
if (edev->dev_info.common.num_hwfns > 1) |
|
flags |= BIT(QEDE_PRI_FLAG_CMT); |
|
|
|
if (edev->dev_info.common.smart_an) |
|
flags |= BIT(QEDE_PRI_FLAG_SMART_AN_SUPPORT); |
|
|
|
if (edev->err_flags & BIT(QEDE_ERR_IS_RECOVERABLE)) |
|
flags |= BIT(QEDE_PRI_FLAG_RECOVER_ON_ERROR); |
|
|
|
return flags; |
|
} |
|
|
|
static int qede_set_priv_flags(struct net_device *dev, u32 flags) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
u32 cflags = qede_get_priv_flags(dev); |
|
u32 dflags = flags ^ cflags; |
|
|
|
/* can only change RECOVER_ON_ERROR flag */ |
|
if (dflags & ~BIT(QEDE_PRI_FLAG_RECOVER_ON_ERROR)) |
|
return -EINVAL; |
|
|
|
if (flags & BIT(QEDE_PRI_FLAG_RECOVER_ON_ERROR)) |
|
set_bit(QEDE_ERR_IS_RECOVERABLE, &edev->err_flags); |
|
else |
|
clear_bit(QEDE_ERR_IS_RECOVERABLE, &edev->err_flags); |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_get_link_ksettings(struct net_device *dev, |
|
struct ethtool_link_ksettings *cmd) |
|
{ |
|
typeof(cmd->link_modes) *link_modes = &cmd->link_modes; |
|
struct ethtool_link_settings *base = &cmd->base; |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qed_link_output current_link; |
|
|
|
__qede_lock(edev); |
|
|
|
memset(¤t_link, 0, sizeof(current_link)); |
|
edev->ops->common->get_link(edev->cdev, ¤t_link); |
|
|
|
linkmode_copy(link_modes->supported, current_link.supported_caps); |
|
linkmode_copy(link_modes->advertising, current_link.advertised_caps); |
|
linkmode_copy(link_modes->lp_advertising, current_link.lp_caps); |
|
|
|
if ((edev->state == QEDE_STATE_OPEN) && (current_link.link_up)) { |
|
base->speed = current_link.speed; |
|
base->duplex = current_link.duplex; |
|
} else { |
|
base->speed = SPEED_UNKNOWN; |
|
base->duplex = DUPLEX_UNKNOWN; |
|
} |
|
|
|
__qede_unlock(edev); |
|
|
|
base->port = current_link.port; |
|
base->autoneg = (current_link.autoneg) ? AUTONEG_ENABLE : |
|
AUTONEG_DISABLE; |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_set_link_ksettings(struct net_device *dev, |
|
const struct ethtool_link_ksettings *cmd) |
|
{ |
|
const struct ethtool_link_settings *base = &cmd->base; |
|
struct qede_dev *edev = netdev_priv(dev); |
|
const struct qede_forced_speed_map *map; |
|
struct qed_link_output current_link; |
|
struct qed_link_params params; |
|
u32 i; |
|
|
|
if (!edev->ops || !edev->ops->common->can_link_change(edev->cdev)) { |
|
DP_INFO(edev, "Link settings are not allowed to be changed\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
memset(¤t_link, 0, sizeof(current_link)); |
|
memset(¶ms, 0, sizeof(params)); |
|
edev->ops->common->get_link(edev->cdev, ¤t_link); |
|
|
|
params.override_flags |= QED_LINK_OVERRIDE_SPEED_ADV_SPEEDS; |
|
params.override_flags |= QED_LINK_OVERRIDE_SPEED_AUTONEG; |
|
|
|
if (base->autoneg == AUTONEG_ENABLE) { |
|
if (!phylink_test(current_link.supported_caps, Autoneg)) { |
|
DP_INFO(edev, "Auto negotiation is not supported\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
params.autoneg = true; |
|
params.forced_speed = 0; |
|
|
|
linkmode_copy(params.adv_speeds, cmd->link_modes.advertising); |
|
} else { /* forced speed */ |
|
params.override_flags |= QED_LINK_OVERRIDE_SPEED_FORCED_SPEED; |
|
params.autoneg = false; |
|
params.forced_speed = base->speed; |
|
|
|
for (i = 0; i < ARRAY_SIZE(qede_forced_speed_maps); i++) { |
|
map = qede_forced_speed_maps + i; |
|
|
|
if (base->speed != map->speed || |
|
!linkmode_intersects(current_link.supported_caps, |
|
map->caps)) |
|
continue; |
|
|
|
linkmode_and(params.adv_speeds, |
|
current_link.supported_caps, map->caps); |
|
goto set_link; |
|
} |
|
|
|
DP_INFO(edev, "Unsupported speed %u\n", base->speed); |
|
return -EINVAL; |
|
} |
|
|
|
set_link: |
|
params.link_up = true; |
|
edev->ops->common->set_link(edev->cdev, ¶ms); |
|
|
|
return 0; |
|
} |
|
|
|
static void qede_get_drvinfo(struct net_device *ndev, |
|
struct ethtool_drvinfo *info) |
|
{ |
|
char mfw[ETHTOOL_FWVERS_LEN], storm[ETHTOOL_FWVERS_LEN]; |
|
struct qede_dev *edev = netdev_priv(ndev); |
|
char mbi[ETHTOOL_FWVERS_LEN]; |
|
|
|
strlcpy(info->driver, "qede", sizeof(info->driver)); |
|
|
|
snprintf(storm, ETHTOOL_FWVERS_LEN, "%d.%d.%d.%d", |
|
edev->dev_info.common.fw_major, |
|
edev->dev_info.common.fw_minor, |
|
edev->dev_info.common.fw_rev, |
|
edev->dev_info.common.fw_eng); |
|
|
|
snprintf(mfw, ETHTOOL_FWVERS_LEN, "%d.%d.%d.%d", |
|
(edev->dev_info.common.mfw_rev >> 24) & 0xFF, |
|
(edev->dev_info.common.mfw_rev >> 16) & 0xFF, |
|
(edev->dev_info.common.mfw_rev >> 8) & 0xFF, |
|
edev->dev_info.common.mfw_rev & 0xFF); |
|
|
|
if ((strlen(storm) + strlen("[storm]")) < |
|
sizeof(info->version)) |
|
snprintf(info->version, sizeof(info->version), |
|
"[storm %s]", storm); |
|
else |
|
snprintf(info->version, sizeof(info->version), |
|
"%s", storm); |
|
|
|
if (edev->dev_info.common.mbi_version) { |
|
snprintf(mbi, ETHTOOL_FWVERS_LEN, "%d.%d.%d", |
|
(edev->dev_info.common.mbi_version & |
|
QED_MBI_VERSION_2_MASK) >> QED_MBI_VERSION_2_OFFSET, |
|
(edev->dev_info.common.mbi_version & |
|
QED_MBI_VERSION_1_MASK) >> QED_MBI_VERSION_1_OFFSET, |
|
(edev->dev_info.common.mbi_version & |
|
QED_MBI_VERSION_0_MASK) >> QED_MBI_VERSION_0_OFFSET); |
|
snprintf(info->fw_version, sizeof(info->fw_version), |
|
"mbi %s [mfw %s]", mbi, mfw); |
|
} else { |
|
snprintf(info->fw_version, sizeof(info->fw_version), |
|
"mfw %s", mfw); |
|
} |
|
|
|
strlcpy(info->bus_info, pci_name(edev->pdev), sizeof(info->bus_info)); |
|
} |
|
|
|
static void qede_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) |
|
{ |
|
struct qede_dev *edev = netdev_priv(ndev); |
|
|
|
if (edev->dev_info.common.wol_support) { |
|
wol->supported = WAKE_MAGIC; |
|
wol->wolopts = edev->wol_enabled ? WAKE_MAGIC : 0; |
|
} |
|
} |
|
|
|
static int qede_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) |
|
{ |
|
struct qede_dev *edev = netdev_priv(ndev); |
|
bool wol_requested; |
|
int rc; |
|
|
|
if (wol->wolopts & ~WAKE_MAGIC) { |
|
DP_INFO(edev, |
|
"Can't support WoL options other than magic-packet\n"); |
|
return -EINVAL; |
|
} |
|
|
|
wol_requested = !!(wol->wolopts & WAKE_MAGIC); |
|
if (wol_requested == edev->wol_enabled) |
|
return 0; |
|
|
|
/* Need to actually change configuration */ |
|
if (!edev->dev_info.common.wol_support) { |
|
DP_INFO(edev, "Device doesn't support WoL\n"); |
|
return -EINVAL; |
|
} |
|
|
|
rc = edev->ops->common->update_wol(edev->cdev, wol_requested); |
|
if (!rc) |
|
edev->wol_enabled = wol_requested; |
|
|
|
return rc; |
|
} |
|
|
|
static u32 qede_get_msglevel(struct net_device *ndev) |
|
{ |
|
struct qede_dev *edev = netdev_priv(ndev); |
|
|
|
return ((u32)edev->dp_level << QED_LOG_LEVEL_SHIFT) | edev->dp_module; |
|
} |
|
|
|
static void qede_set_msglevel(struct net_device *ndev, u32 level) |
|
{ |
|
struct qede_dev *edev = netdev_priv(ndev); |
|
u32 dp_module = 0; |
|
u8 dp_level = 0; |
|
|
|
qede_config_debug(level, &dp_module, &dp_level); |
|
|
|
edev->dp_level = dp_level; |
|
edev->dp_module = dp_module; |
|
edev->ops->common->update_msglvl(edev->cdev, |
|
dp_module, dp_level); |
|
} |
|
|
|
static int qede_nway_reset(struct net_device *dev) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qed_link_output current_link; |
|
struct qed_link_params link_params; |
|
|
|
if (!edev->ops || !edev->ops->common->can_link_change(edev->cdev)) { |
|
DP_INFO(edev, "Link settings are not allowed to be changed\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
if (!netif_running(dev)) |
|
return 0; |
|
|
|
memset(¤t_link, 0, sizeof(current_link)); |
|
edev->ops->common->get_link(edev->cdev, ¤t_link); |
|
if (!current_link.link_up) |
|
return 0; |
|
|
|
/* Toggle the link */ |
|
memset(&link_params, 0, sizeof(link_params)); |
|
link_params.link_up = false; |
|
edev->ops->common->set_link(edev->cdev, &link_params); |
|
link_params.link_up = true; |
|
edev->ops->common->set_link(edev->cdev, &link_params); |
|
|
|
return 0; |
|
} |
|
|
|
static u32 qede_get_link(struct net_device *dev) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qed_link_output current_link; |
|
|
|
memset(¤t_link, 0, sizeof(current_link)); |
|
edev->ops->common->get_link(edev->cdev, ¤t_link); |
|
|
|
return current_link.link_up; |
|
} |
|
|
|
static int qede_flash_device(struct net_device *dev, |
|
struct ethtool_flash *flash) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
|
|
return edev->ops->common->nvm_flash(edev->cdev, flash->data); |
|
} |
|
|
|
static int qede_get_coalesce(struct net_device *dev, |
|
struct ethtool_coalesce *coal, |
|
struct kernel_ethtool_coalesce *kernel_coal, |
|
struct netlink_ext_ack *extack) |
|
{ |
|
void *rx_handle = NULL, *tx_handle = NULL; |
|
struct qede_dev *edev = netdev_priv(dev); |
|
u16 rx_coal, tx_coal, i, rc = 0; |
|
struct qede_fastpath *fp; |
|
|
|
rx_coal = QED_DEFAULT_RX_USECS; |
|
tx_coal = QED_DEFAULT_TX_USECS; |
|
|
|
memset(coal, 0, sizeof(struct ethtool_coalesce)); |
|
|
|
__qede_lock(edev); |
|
if (edev->state == QEDE_STATE_OPEN) { |
|
for_each_queue(i) { |
|
fp = &edev->fp_array[i]; |
|
|
|
if (fp->type & QEDE_FASTPATH_RX) { |
|
rx_handle = fp->rxq->handle; |
|
break; |
|
} |
|
} |
|
|
|
rc = edev->ops->get_coalesce(edev->cdev, &rx_coal, rx_handle); |
|
if (rc) { |
|
DP_INFO(edev, "Read Rx coalesce error\n"); |
|
goto out; |
|
} |
|
|
|
for_each_queue(i) { |
|
struct qede_tx_queue *txq; |
|
|
|
fp = &edev->fp_array[i]; |
|
|
|
/* All TX queues of given fastpath uses same |
|
* coalescing value, so no need to iterate over |
|
* all TCs, TC0 txq should suffice. |
|
*/ |
|
if (fp->type & QEDE_FASTPATH_TX) { |
|
txq = QEDE_FP_TC0_TXQ(fp); |
|
tx_handle = txq->handle; |
|
break; |
|
} |
|
} |
|
|
|
rc = edev->ops->get_coalesce(edev->cdev, &tx_coal, tx_handle); |
|
if (rc) |
|
DP_INFO(edev, "Read Tx coalesce error\n"); |
|
} |
|
|
|
out: |
|
__qede_unlock(edev); |
|
|
|
coal->rx_coalesce_usecs = rx_coal; |
|
coal->tx_coalesce_usecs = tx_coal; |
|
|
|
return rc; |
|
} |
|
|
|
int qede_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal, |
|
struct kernel_ethtool_coalesce *kernel_coal, |
|
struct netlink_ext_ack *extack) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qede_fastpath *fp; |
|
int i, rc = 0; |
|
u16 rxc, txc; |
|
|
|
if (!netif_running(dev)) { |
|
DP_INFO(edev, "Interface is down\n"); |
|
return -EINVAL; |
|
} |
|
|
|
if (coal->rx_coalesce_usecs > QED_COALESCE_MAX || |
|
coal->tx_coalesce_usecs > QED_COALESCE_MAX) { |
|
DP_INFO(edev, |
|
"Can't support requested %s coalesce value [max supported value %d]\n", |
|
coal->rx_coalesce_usecs > QED_COALESCE_MAX ? "rx" : |
|
"tx", QED_COALESCE_MAX); |
|
return -EINVAL; |
|
} |
|
|
|
rxc = (u16)coal->rx_coalesce_usecs; |
|
txc = (u16)coal->tx_coalesce_usecs; |
|
for_each_queue(i) { |
|
fp = &edev->fp_array[i]; |
|
|
|
if (edev->fp_array[i].type & QEDE_FASTPATH_RX) { |
|
rc = edev->ops->common->set_coalesce(edev->cdev, |
|
rxc, 0, |
|
fp->rxq->handle); |
|
if (rc) { |
|
DP_INFO(edev, |
|
"Set RX coalesce error, rc = %d\n", rc); |
|
return rc; |
|
} |
|
edev->coal_entry[i].rxc = rxc; |
|
edev->coal_entry[i].isvalid = true; |
|
} |
|
|
|
if (edev->fp_array[i].type & QEDE_FASTPATH_TX) { |
|
struct qede_tx_queue *txq; |
|
|
|
/* All TX queues of given fastpath uses same |
|
* coalescing value, so no need to iterate over |
|
* all TCs, TC0 txq should suffice. |
|
*/ |
|
txq = QEDE_FP_TC0_TXQ(fp); |
|
|
|
rc = edev->ops->common->set_coalesce(edev->cdev, |
|
0, txc, |
|
txq->handle); |
|
if (rc) { |
|
DP_INFO(edev, |
|
"Set TX coalesce error, rc = %d\n", rc); |
|
return rc; |
|
} |
|
edev->coal_entry[i].txc = txc; |
|
edev->coal_entry[i].isvalid = true; |
|
} |
|
} |
|
|
|
return rc; |
|
} |
|
|
|
static void qede_get_ringparam(struct net_device *dev, |
|
struct ethtool_ringparam *ering) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
|
|
ering->rx_max_pending = NUM_RX_BDS_MAX; |
|
ering->rx_pending = edev->q_num_rx_buffers; |
|
ering->tx_max_pending = NUM_TX_BDS_MAX; |
|
ering->tx_pending = edev->q_num_tx_buffers; |
|
} |
|
|
|
static int qede_set_ringparam(struct net_device *dev, |
|
struct ethtool_ringparam *ering) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
|
|
DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN), |
|
"Set ring params command parameters: rx_pending = %d, tx_pending = %d\n", |
|
ering->rx_pending, ering->tx_pending); |
|
|
|
/* Validate legality of configuration */ |
|
if (ering->rx_pending > NUM_RX_BDS_MAX || |
|
ering->rx_pending < NUM_RX_BDS_MIN || |
|
ering->tx_pending > NUM_TX_BDS_MAX || |
|
ering->tx_pending < NUM_TX_BDS_MIN) { |
|
DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN), |
|
"Can only support Rx Buffer size [0%08x,...,0x%08x] and Tx Buffer size [0x%08x,...,0x%08x]\n", |
|
NUM_RX_BDS_MIN, NUM_RX_BDS_MAX, |
|
NUM_TX_BDS_MIN, NUM_TX_BDS_MAX); |
|
return -EINVAL; |
|
} |
|
|
|
/* Change ring size and re-load */ |
|
edev->q_num_rx_buffers = ering->rx_pending; |
|
edev->q_num_tx_buffers = ering->tx_pending; |
|
|
|
qede_reload(edev, NULL, false); |
|
|
|
return 0; |
|
} |
|
|
|
static void qede_get_pauseparam(struct net_device *dev, |
|
struct ethtool_pauseparam *epause) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qed_link_output current_link; |
|
|
|
memset(¤t_link, 0, sizeof(current_link)); |
|
edev->ops->common->get_link(edev->cdev, ¤t_link); |
|
|
|
if (current_link.pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE) |
|
epause->autoneg = true; |
|
if (current_link.pause_config & QED_LINK_PAUSE_RX_ENABLE) |
|
epause->rx_pause = true; |
|
if (current_link.pause_config & QED_LINK_PAUSE_TX_ENABLE) |
|
epause->tx_pause = true; |
|
|
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"ethtool_pauseparam: cmd %d autoneg %d rx_pause %d tx_pause %d\n", |
|
epause->cmd, epause->autoneg, epause->rx_pause, |
|
epause->tx_pause); |
|
} |
|
|
|
static int qede_set_pauseparam(struct net_device *dev, |
|
struct ethtool_pauseparam *epause) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qed_link_params params; |
|
struct qed_link_output current_link; |
|
|
|
if (!edev->ops || !edev->ops->common->can_link_change(edev->cdev)) { |
|
DP_INFO(edev, |
|
"Pause settings are not allowed to be changed\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
memset(¤t_link, 0, sizeof(current_link)); |
|
edev->ops->common->get_link(edev->cdev, ¤t_link); |
|
|
|
memset(¶ms, 0, sizeof(params)); |
|
params.override_flags |= QED_LINK_OVERRIDE_PAUSE_CONFIG; |
|
|
|
if (epause->autoneg) { |
|
if (!phylink_test(current_link.supported_caps, Autoneg)) { |
|
DP_INFO(edev, "autoneg not supported\n"); |
|
return -EINVAL; |
|
} |
|
|
|
params.pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE; |
|
} |
|
|
|
if (epause->rx_pause) |
|
params.pause_config |= QED_LINK_PAUSE_RX_ENABLE; |
|
if (epause->tx_pause) |
|
params.pause_config |= QED_LINK_PAUSE_TX_ENABLE; |
|
|
|
params.link_up = true; |
|
edev->ops->common->set_link(edev->cdev, ¶ms); |
|
|
|
return 0; |
|
} |
|
|
|
static void qede_get_regs(struct net_device *ndev, |
|
struct ethtool_regs *regs, void *buffer) |
|
{ |
|
struct qede_dev *edev = netdev_priv(ndev); |
|
|
|
regs->version = 0; |
|
memset(buffer, 0, regs->len); |
|
|
|
if (edev->ops && edev->ops->common) |
|
edev->ops->common->dbg_all_data(edev->cdev, buffer); |
|
} |
|
|
|
static int qede_get_regs_len(struct net_device *ndev) |
|
{ |
|
struct qede_dev *edev = netdev_priv(ndev); |
|
|
|
if (edev->ops && edev->ops->common) |
|
return edev->ops->common->dbg_all_data_size(edev->cdev); |
|
else |
|
return -EINVAL; |
|
} |
|
|
|
static void qede_update_mtu(struct qede_dev *edev, |
|
struct qede_reload_args *args) |
|
{ |
|
edev->ndev->mtu = args->u.mtu; |
|
} |
|
|
|
/* Netdevice NDOs */ |
|
int qede_change_mtu(struct net_device *ndev, int new_mtu) |
|
{ |
|
struct qede_dev *edev = netdev_priv(ndev); |
|
struct qede_reload_args args; |
|
|
|
DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN), |
|
"Configuring MTU size of %d\n", new_mtu); |
|
|
|
if (new_mtu > PAGE_SIZE) |
|
ndev->features &= ~NETIF_F_GRO_HW; |
|
|
|
/* Set the mtu field and re-start the interface if needed */ |
|
args.u.mtu = new_mtu; |
|
args.func = &qede_update_mtu; |
|
qede_reload(edev, &args, false); |
|
#if IS_ENABLED(CONFIG_QED_RDMA) |
|
qede_rdma_event_change_mtu(edev); |
|
#endif |
|
edev->ops->common->update_mtu(edev->cdev, new_mtu); |
|
|
|
return 0; |
|
} |
|
|
|
static void qede_get_channels(struct net_device *dev, |
|
struct ethtool_channels *channels) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
|
|
channels->max_combined = QEDE_MAX_RSS_CNT(edev); |
|
channels->max_rx = QEDE_MAX_RSS_CNT(edev); |
|
channels->max_tx = QEDE_MAX_RSS_CNT(edev); |
|
channels->combined_count = QEDE_QUEUE_CNT(edev) - edev->fp_num_tx - |
|
edev->fp_num_rx; |
|
channels->tx_count = edev->fp_num_tx; |
|
channels->rx_count = edev->fp_num_rx; |
|
} |
|
|
|
static int qede_set_channels(struct net_device *dev, |
|
struct ethtool_channels *channels) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
u32 count; |
|
|
|
DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN), |
|
"set-channels command parameters: rx = %d, tx = %d, other = %d, combined = %d\n", |
|
channels->rx_count, channels->tx_count, |
|
channels->other_count, channels->combined_count); |
|
|
|
count = channels->rx_count + channels->tx_count + |
|
channels->combined_count; |
|
|
|
/* We don't support `other' channels */ |
|
if (channels->other_count) { |
|
DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN), |
|
"command parameters not supported\n"); |
|
return -EINVAL; |
|
} |
|
|
|
if (!(channels->combined_count || (channels->rx_count && |
|
channels->tx_count))) { |
|
DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN), |
|
"need to request at least one transmit and one receive channel\n"); |
|
return -EINVAL; |
|
} |
|
|
|
if (count > QEDE_MAX_RSS_CNT(edev)) { |
|
DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN), |
|
"requested channels = %d max supported channels = %d\n", |
|
count, QEDE_MAX_RSS_CNT(edev)); |
|
return -EINVAL; |
|
} |
|
|
|
/* Check if there was a change in the active parameters */ |
|
if ((count == QEDE_QUEUE_CNT(edev)) && |
|
(channels->tx_count == edev->fp_num_tx) && |
|
(channels->rx_count == edev->fp_num_rx)) { |
|
DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN), |
|
"No change in active parameters\n"); |
|
return 0; |
|
} |
|
|
|
/* We need the number of queues to be divisible between the hwfns */ |
|
if ((count % edev->dev_info.common.num_hwfns) || |
|
(channels->tx_count % edev->dev_info.common.num_hwfns) || |
|
(channels->rx_count % edev->dev_info.common.num_hwfns)) { |
|
DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN), |
|
"Number of channels must be divisible by %04x\n", |
|
edev->dev_info.common.num_hwfns); |
|
return -EINVAL; |
|
} |
|
|
|
/* Set number of queues and reload if necessary */ |
|
edev->req_queues = count; |
|
edev->req_num_tx = channels->tx_count; |
|
edev->req_num_rx = channels->rx_count; |
|
/* Reset the indirection table if rx queue count is updated */ |
|
if ((edev->req_queues - edev->req_num_tx) != QEDE_RSS_COUNT(edev)) { |
|
edev->rss_params_inited &= ~QEDE_RSS_INDIR_INITED; |
|
memset(edev->rss_ind_table, 0, sizeof(edev->rss_ind_table)); |
|
} |
|
|
|
qede_reload(edev, NULL, false); |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_get_ts_info(struct net_device *dev, |
|
struct ethtool_ts_info *info) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
|
|
return qede_ptp_get_ts_info(edev, info); |
|
} |
|
|
|
static int qede_set_phys_id(struct net_device *dev, |
|
enum ethtool_phys_id_state state) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
u8 led_state = 0; |
|
|
|
switch (state) { |
|
case ETHTOOL_ID_ACTIVE: |
|
return 1; /* cycle on/off once per second */ |
|
|
|
case ETHTOOL_ID_ON: |
|
led_state = QED_LED_MODE_ON; |
|
break; |
|
|
|
case ETHTOOL_ID_OFF: |
|
led_state = QED_LED_MODE_OFF; |
|
break; |
|
|
|
case ETHTOOL_ID_INACTIVE: |
|
led_state = QED_LED_MODE_RESTORE; |
|
break; |
|
} |
|
|
|
edev->ops->common->set_led(edev->cdev, led_state); |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_get_rss_flags(struct qede_dev *edev, struct ethtool_rxnfc *info) |
|
{ |
|
info->data = RXH_IP_SRC | RXH_IP_DST; |
|
|
|
switch (info->flow_type) { |
|
case TCP_V4_FLOW: |
|
case TCP_V6_FLOW: |
|
info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
|
break; |
|
case UDP_V4_FLOW: |
|
if (edev->rss_caps & QED_RSS_IPV4_UDP) |
|
info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
|
break; |
|
case UDP_V6_FLOW: |
|
if (edev->rss_caps & QED_RSS_IPV6_UDP) |
|
info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
|
break; |
|
case IPV4_FLOW: |
|
case IPV6_FLOW: |
|
break; |
|
default: |
|
info->data = 0; |
|
break; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info, |
|
u32 *rule_locs) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
int rc = 0; |
|
|
|
switch (info->cmd) { |
|
case ETHTOOL_GRXRINGS: |
|
info->data = QEDE_RSS_COUNT(edev); |
|
break; |
|
case ETHTOOL_GRXFH: |
|
rc = qede_get_rss_flags(edev, info); |
|
break; |
|
case ETHTOOL_GRXCLSRLCNT: |
|
info->rule_cnt = qede_get_arfs_filter_count(edev); |
|
info->data = QEDE_RFS_MAX_FLTR; |
|
break; |
|
case ETHTOOL_GRXCLSRULE: |
|
rc = qede_get_cls_rule_entry(edev, info); |
|
break; |
|
case ETHTOOL_GRXCLSRLALL: |
|
rc = qede_get_cls_rule_all(edev, info, rule_locs); |
|
break; |
|
default: |
|
DP_ERR(edev, "Command parameters not supported\n"); |
|
rc = -EOPNOTSUPP; |
|
} |
|
|
|
return rc; |
|
} |
|
|
|
static int qede_set_rss_flags(struct qede_dev *edev, struct ethtool_rxnfc *info) |
|
{ |
|
struct qed_update_vport_params *vport_update_params; |
|
u8 set_caps = 0, clr_caps = 0; |
|
int rc = 0; |
|
|
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"Set rss flags command parameters: flow type = %d, data = %llu\n", |
|
info->flow_type, info->data); |
|
|
|
switch (info->flow_type) { |
|
case TCP_V4_FLOW: |
|
case TCP_V6_FLOW: |
|
/* For TCP only 4-tuple hash is supported */ |
|
if (info->data ^ (RXH_IP_SRC | RXH_IP_DST | |
|
RXH_L4_B_0_1 | RXH_L4_B_2_3)) { |
|
DP_INFO(edev, "Command parameters not supported\n"); |
|
return -EINVAL; |
|
} |
|
return 0; |
|
case UDP_V4_FLOW: |
|
/* For UDP either 2-tuple hash or 4-tuple hash is supported */ |
|
if (info->data == (RXH_IP_SRC | RXH_IP_DST | |
|
RXH_L4_B_0_1 | RXH_L4_B_2_3)) { |
|
set_caps = QED_RSS_IPV4_UDP; |
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"UDP 4-tuple enabled\n"); |
|
} else if (info->data == (RXH_IP_SRC | RXH_IP_DST)) { |
|
clr_caps = QED_RSS_IPV4_UDP; |
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"UDP 4-tuple disabled\n"); |
|
} else { |
|
return -EINVAL; |
|
} |
|
break; |
|
case UDP_V6_FLOW: |
|
/* For UDP either 2-tuple hash or 4-tuple hash is supported */ |
|
if (info->data == (RXH_IP_SRC | RXH_IP_DST | |
|
RXH_L4_B_0_1 | RXH_L4_B_2_3)) { |
|
set_caps = QED_RSS_IPV6_UDP; |
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"UDP 4-tuple enabled\n"); |
|
} else if (info->data == (RXH_IP_SRC | RXH_IP_DST)) { |
|
clr_caps = QED_RSS_IPV6_UDP; |
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"UDP 4-tuple disabled\n"); |
|
} else { |
|
return -EINVAL; |
|
} |
|
break; |
|
case IPV4_FLOW: |
|
case IPV6_FLOW: |
|
/* For IP only 2-tuple hash is supported */ |
|
if (info->data ^ (RXH_IP_SRC | RXH_IP_DST)) { |
|
DP_INFO(edev, "Command parameters not supported\n"); |
|
return -EINVAL; |
|
} |
|
return 0; |
|
case SCTP_V4_FLOW: |
|
case AH_ESP_V4_FLOW: |
|
case AH_V4_FLOW: |
|
case ESP_V4_FLOW: |
|
case SCTP_V6_FLOW: |
|
case AH_ESP_V6_FLOW: |
|
case AH_V6_FLOW: |
|
case ESP_V6_FLOW: |
|
case IP_USER_FLOW: |
|
case ETHER_FLOW: |
|
/* RSS is not supported for these protocols */ |
|
if (info->data) { |
|
DP_INFO(edev, "Command parameters not supported\n"); |
|
return -EINVAL; |
|
} |
|
return 0; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
/* No action is needed if there is no change in the rss capability */ |
|
if (edev->rss_caps == ((edev->rss_caps & ~clr_caps) | set_caps)) |
|
return 0; |
|
|
|
/* Update internal configuration */ |
|
edev->rss_caps = ((edev->rss_caps & ~clr_caps) | set_caps); |
|
edev->rss_params_inited |= QEDE_RSS_CAPS_INITED; |
|
|
|
/* Re-configure if possible */ |
|
__qede_lock(edev); |
|
if (edev->state == QEDE_STATE_OPEN) { |
|
vport_update_params = vzalloc(sizeof(*vport_update_params)); |
|
if (!vport_update_params) { |
|
__qede_unlock(edev); |
|
return -ENOMEM; |
|
} |
|
qede_fill_rss_params(edev, &vport_update_params->rss_params, |
|
&vport_update_params->update_rss_flg); |
|
rc = edev->ops->vport_update(edev->cdev, vport_update_params); |
|
vfree(vport_update_params); |
|
} |
|
__qede_unlock(edev); |
|
|
|
return rc; |
|
} |
|
|
|
static int qede_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
int rc; |
|
|
|
switch (info->cmd) { |
|
case ETHTOOL_SRXFH: |
|
rc = qede_set_rss_flags(edev, info); |
|
break; |
|
case ETHTOOL_SRXCLSRLINS: |
|
rc = qede_add_cls_rule(edev, info); |
|
break; |
|
case ETHTOOL_SRXCLSRLDEL: |
|
rc = qede_delete_flow_filter(edev, info->fs.location); |
|
break; |
|
default: |
|
DP_INFO(edev, "Command parameters not supported\n"); |
|
rc = -EOPNOTSUPP; |
|
} |
|
|
|
return rc; |
|
} |
|
|
|
static u32 qede_get_rxfh_indir_size(struct net_device *dev) |
|
{ |
|
return QED_RSS_IND_TABLE_SIZE; |
|
} |
|
|
|
static u32 qede_get_rxfh_key_size(struct net_device *dev) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
|
|
return sizeof(edev->rss_key); |
|
} |
|
|
|
static int qede_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, u8 *hfunc) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
int i; |
|
|
|
if (hfunc) |
|
*hfunc = ETH_RSS_HASH_TOP; |
|
|
|
if (!indir) |
|
return 0; |
|
|
|
for (i = 0; i < QED_RSS_IND_TABLE_SIZE; i++) |
|
indir[i] = edev->rss_ind_table[i]; |
|
|
|
if (key) |
|
memcpy(key, edev->rss_key, qede_get_rxfh_key_size(dev)); |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_set_rxfh(struct net_device *dev, const u32 *indir, |
|
const u8 *key, const u8 hfunc) |
|
{ |
|
struct qed_update_vport_params *vport_update_params; |
|
struct qede_dev *edev = netdev_priv(dev); |
|
int i, rc = 0; |
|
|
|
if (edev->dev_info.common.num_hwfns > 1) { |
|
DP_INFO(edev, |
|
"RSS configuration is not supported for 100G devices\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) |
|
return -EOPNOTSUPP; |
|
|
|
if (!indir && !key) |
|
return 0; |
|
|
|
if (indir) { |
|
for (i = 0; i < QED_RSS_IND_TABLE_SIZE; i++) |
|
edev->rss_ind_table[i] = indir[i]; |
|
edev->rss_params_inited |= QEDE_RSS_INDIR_INITED; |
|
} |
|
|
|
if (key) { |
|
memcpy(&edev->rss_key, key, qede_get_rxfh_key_size(dev)); |
|
edev->rss_params_inited |= QEDE_RSS_KEY_INITED; |
|
} |
|
|
|
__qede_lock(edev); |
|
if (edev->state == QEDE_STATE_OPEN) { |
|
vport_update_params = vzalloc(sizeof(*vport_update_params)); |
|
if (!vport_update_params) { |
|
__qede_unlock(edev); |
|
return -ENOMEM; |
|
} |
|
qede_fill_rss_params(edev, &vport_update_params->rss_params, |
|
&vport_update_params->update_rss_flg); |
|
rc = edev->ops->vport_update(edev->cdev, vport_update_params); |
|
vfree(vport_update_params); |
|
} |
|
__qede_unlock(edev); |
|
|
|
return rc; |
|
} |
|
|
|
/* This function enables the interrupt generation and the NAPI on the device */ |
|
static void qede_netif_start(struct qede_dev *edev) |
|
{ |
|
int i; |
|
|
|
if (!netif_running(edev->ndev)) |
|
return; |
|
|
|
for_each_queue(i) { |
|
/* Update and reenable interrupts */ |
|
qed_sb_ack(edev->fp_array[i].sb_info, IGU_INT_ENABLE, 1); |
|
napi_enable(&edev->fp_array[i].napi); |
|
} |
|
} |
|
|
|
/* This function disables the NAPI and the interrupt generation on the device */ |
|
static void qede_netif_stop(struct qede_dev *edev) |
|
{ |
|
int i; |
|
|
|
for_each_queue(i) { |
|
napi_disable(&edev->fp_array[i].napi); |
|
/* Disable interrupts */ |
|
qed_sb_ack(edev->fp_array[i].sb_info, IGU_INT_DISABLE, 0); |
|
} |
|
} |
|
|
|
static int qede_selftest_transmit_traffic(struct qede_dev *edev, |
|
struct sk_buff *skb) |
|
{ |
|
struct qede_tx_queue *txq = NULL; |
|
struct eth_tx_1st_bd *first_bd; |
|
dma_addr_t mapping; |
|
int i, idx; |
|
u16 val; |
|
|
|
for_each_queue(i) { |
|
struct qede_fastpath *fp = &edev->fp_array[i]; |
|
|
|
if (fp->type & QEDE_FASTPATH_TX) { |
|
txq = QEDE_FP_TC0_TXQ(fp); |
|
break; |
|
} |
|
} |
|
|
|
if (!txq) { |
|
DP_NOTICE(edev, "Tx path is not available\n"); |
|
return -1; |
|
} |
|
|
|
/* Fill the entry in the SW ring and the BDs in the FW ring */ |
|
idx = txq->sw_tx_prod; |
|
txq->sw_tx_ring.skbs[idx].skb = skb; |
|
first_bd = qed_chain_produce(&txq->tx_pbl); |
|
memset(first_bd, 0, sizeof(*first_bd)); |
|
val = 1 << ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT; |
|
first_bd->data.bd_flags.bitfields = val; |
|
val = skb->len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK; |
|
val = val << ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT; |
|
first_bd->data.bitfields |= cpu_to_le16(val); |
|
|
|
/* Map skb linear data for DMA and set in the first BD */ |
|
mapping = dma_map_single(&edev->pdev->dev, skb->data, |
|
skb_headlen(skb), DMA_TO_DEVICE); |
|
if (unlikely(dma_mapping_error(&edev->pdev->dev, mapping))) { |
|
DP_NOTICE(edev, "SKB mapping failed\n"); |
|
return -ENOMEM; |
|
} |
|
BD_SET_UNMAP_ADDR_LEN(first_bd, mapping, skb_headlen(skb)); |
|
|
|
/* update the first BD with the actual num BDs */ |
|
first_bd->data.nbds = 1; |
|
txq->sw_tx_prod = (txq->sw_tx_prod + 1) % txq->num_tx_buffers; |
|
/* 'next page' entries are counted in the producer value */ |
|
val = qed_chain_get_prod_idx(&txq->tx_pbl); |
|
txq->tx_db.data.bd_prod = cpu_to_le16(val); |
|
|
|
/* wmb makes sure that the BDs data is updated before updating the |
|
* producer, otherwise FW may read old data from the BDs. |
|
*/ |
|
wmb(); |
|
barrier(); |
|
writel(txq->tx_db.raw, txq->doorbell_addr); |
|
|
|
for (i = 0; i < QEDE_SELFTEST_POLL_COUNT; i++) { |
|
if (qede_txq_has_work(txq)) |
|
break; |
|
usleep_range(100, 200); |
|
} |
|
|
|
if (!qede_txq_has_work(txq)) { |
|
DP_NOTICE(edev, "Tx completion didn't happen\n"); |
|
return -1; |
|
} |
|
|
|
first_bd = (struct eth_tx_1st_bd *)qed_chain_consume(&txq->tx_pbl); |
|
dma_unmap_single(&edev->pdev->dev, BD_UNMAP_ADDR(first_bd), |
|
BD_UNMAP_LEN(first_bd), DMA_TO_DEVICE); |
|
txq->sw_tx_cons = (txq->sw_tx_cons + 1) % txq->num_tx_buffers; |
|
txq->sw_tx_ring.skbs[idx].skb = NULL; |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_selftest_receive_traffic(struct qede_dev *edev) |
|
{ |
|
u16 sw_rx_index, len; |
|
struct eth_fast_path_rx_reg_cqe *fp_cqe; |
|
struct qede_rx_queue *rxq = NULL; |
|
struct sw_rx_data *sw_rx_data; |
|
union eth_rx_cqe *cqe; |
|
int i, iter, rc = 0; |
|
u8 *data_ptr; |
|
|
|
for_each_queue(i) { |
|
if (edev->fp_array[i].type & QEDE_FASTPATH_RX) { |
|
rxq = edev->fp_array[i].rxq; |
|
break; |
|
} |
|
} |
|
|
|
if (!rxq) { |
|
DP_NOTICE(edev, "Rx path is not available\n"); |
|
return -1; |
|
} |
|
|
|
/* The packet is expected to receive on rx-queue 0 even though RSS is |
|
* enabled. This is because the queue 0 is configured as the default |
|
* queue and that the loopback traffic is not IP. |
|
*/ |
|
for (iter = 0; iter < QEDE_SELFTEST_POLL_COUNT; iter++) { |
|
if (!qede_has_rx_work(rxq)) { |
|
usleep_range(100, 200); |
|
continue; |
|
} |
|
|
|
/* Get the CQE from the completion ring */ |
|
cqe = (union eth_rx_cqe *)qed_chain_consume(&rxq->rx_comp_ring); |
|
|
|
/* Get the data from the SW ring */ |
|
sw_rx_index = rxq->sw_rx_cons & NUM_RX_BDS_MAX; |
|
sw_rx_data = &rxq->sw_rx_ring[sw_rx_index]; |
|
fp_cqe = &cqe->fast_path_regular; |
|
len = le16_to_cpu(fp_cqe->len_on_first_bd); |
|
data_ptr = (u8 *)(page_address(sw_rx_data->data) + |
|
fp_cqe->placement_offset + |
|
sw_rx_data->page_offset + |
|
rxq->rx_headroom); |
|
if (ether_addr_equal(data_ptr, edev->ndev->dev_addr) && |
|
ether_addr_equal(data_ptr + ETH_ALEN, |
|
edev->ndev->dev_addr)) { |
|
for (i = ETH_HLEN; i < len; i++) |
|
if (data_ptr[i] != (unsigned char)(i & 0xff)) { |
|
rc = -1; |
|
break; |
|
} |
|
|
|
qede_recycle_rx_bd_ring(rxq, 1); |
|
qed_chain_recycle_consumed(&rxq->rx_comp_ring); |
|
break; |
|
} |
|
|
|
DP_INFO(edev, "Not the transmitted packet\n"); |
|
qede_recycle_rx_bd_ring(rxq, 1); |
|
qed_chain_recycle_consumed(&rxq->rx_comp_ring); |
|
} |
|
|
|
if (iter == QEDE_SELFTEST_POLL_COUNT) { |
|
DP_NOTICE(edev, "Failed to receive the traffic\n"); |
|
return -1; |
|
} |
|
|
|
qede_update_rx_prod(edev, rxq); |
|
|
|
return rc; |
|
} |
|
|
|
static int qede_selftest_run_loopback(struct qede_dev *edev, u32 loopback_mode) |
|
{ |
|
struct qed_link_params link_params; |
|
struct sk_buff *skb = NULL; |
|
int rc = 0, i; |
|
u32 pkt_size; |
|
u8 *packet; |
|
|
|
if (!netif_running(edev->ndev)) { |
|
DP_NOTICE(edev, "Interface is down\n"); |
|
return -EINVAL; |
|
} |
|
|
|
qede_netif_stop(edev); |
|
|
|
/* Bring up the link in Loopback mode */ |
|
memset(&link_params, 0, sizeof(link_params)); |
|
link_params.link_up = true; |
|
link_params.override_flags = QED_LINK_OVERRIDE_LOOPBACK_MODE; |
|
link_params.loopback_mode = loopback_mode; |
|
edev->ops->common->set_link(edev->cdev, &link_params); |
|
|
|
/* Wait for loopback configuration to apply */ |
|
msleep_interruptible(500); |
|
|
|
/* Setting max packet size to 1.5K to avoid data being split over |
|
* multiple BDs in cases where MTU > PAGE_SIZE. |
|
*/ |
|
pkt_size = (((edev->ndev->mtu < ETH_DATA_LEN) ? |
|
edev->ndev->mtu : ETH_DATA_LEN) + ETH_HLEN); |
|
|
|
skb = netdev_alloc_skb(edev->ndev, pkt_size); |
|
if (!skb) { |
|
DP_INFO(edev, "Can't allocate skb\n"); |
|
rc = -ENOMEM; |
|
goto test_loopback_exit; |
|
} |
|
packet = skb_put(skb, pkt_size); |
|
ether_addr_copy(packet, edev->ndev->dev_addr); |
|
ether_addr_copy(packet + ETH_ALEN, edev->ndev->dev_addr); |
|
memset(packet + (2 * ETH_ALEN), 0x77, (ETH_HLEN - (2 * ETH_ALEN))); |
|
for (i = ETH_HLEN; i < pkt_size; i++) |
|
packet[i] = (unsigned char)(i & 0xff); |
|
|
|
rc = qede_selftest_transmit_traffic(edev, skb); |
|
if (rc) |
|
goto test_loopback_exit; |
|
|
|
rc = qede_selftest_receive_traffic(edev); |
|
if (rc) |
|
goto test_loopback_exit; |
|
|
|
DP_VERBOSE(edev, NETIF_MSG_RX_STATUS, "Loopback test successful\n"); |
|
|
|
test_loopback_exit: |
|
dev_kfree_skb(skb); |
|
|
|
/* Bring up the link in Normal mode */ |
|
memset(&link_params, 0, sizeof(link_params)); |
|
link_params.link_up = true; |
|
link_params.override_flags = QED_LINK_OVERRIDE_LOOPBACK_MODE; |
|
link_params.loopback_mode = QED_LINK_LOOPBACK_NONE; |
|
edev->ops->common->set_link(edev->cdev, &link_params); |
|
|
|
/* Wait for loopback configuration to apply */ |
|
msleep_interruptible(500); |
|
|
|
qede_netif_start(edev); |
|
|
|
return rc; |
|
} |
|
|
|
static void qede_self_test(struct net_device *dev, |
|
struct ethtool_test *etest, u64 *buf) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
|
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"Self-test command parameters: offline = %d, external_lb = %d\n", |
|
(etest->flags & ETH_TEST_FL_OFFLINE), |
|
(etest->flags & ETH_TEST_FL_EXTERNAL_LB) >> 2); |
|
|
|
memset(buf, 0, sizeof(u64) * QEDE_ETHTOOL_TEST_MAX); |
|
|
|
if (etest->flags & ETH_TEST_FL_OFFLINE) { |
|
if (qede_selftest_run_loopback(edev, |
|
QED_LINK_LOOPBACK_INT_PHY)) { |
|
buf[QEDE_ETHTOOL_INT_LOOPBACK] = 1; |
|
etest->flags |= ETH_TEST_FL_FAILED; |
|
} |
|
} |
|
|
|
if (edev->ops->common->selftest->selftest_interrupt(edev->cdev)) { |
|
buf[QEDE_ETHTOOL_INTERRUPT_TEST] = 1; |
|
etest->flags |= ETH_TEST_FL_FAILED; |
|
} |
|
|
|
if (edev->ops->common->selftest->selftest_memory(edev->cdev)) { |
|
buf[QEDE_ETHTOOL_MEMORY_TEST] = 1; |
|
etest->flags |= ETH_TEST_FL_FAILED; |
|
} |
|
|
|
if (edev->ops->common->selftest->selftest_register(edev->cdev)) { |
|
buf[QEDE_ETHTOOL_REGISTER_TEST] = 1; |
|
etest->flags |= ETH_TEST_FL_FAILED; |
|
} |
|
|
|
if (edev->ops->common->selftest->selftest_clock(edev->cdev)) { |
|
buf[QEDE_ETHTOOL_CLOCK_TEST] = 1; |
|
etest->flags |= ETH_TEST_FL_FAILED; |
|
} |
|
|
|
if (edev->ops->common->selftest->selftest_nvram(edev->cdev)) { |
|
buf[QEDE_ETHTOOL_NVRAM_TEST] = 1; |
|
etest->flags |= ETH_TEST_FL_FAILED; |
|
} |
|
} |
|
|
|
static int qede_set_tunable(struct net_device *dev, |
|
const struct ethtool_tunable *tuna, |
|
const void *data) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
u32 val; |
|
|
|
switch (tuna->id) { |
|
case ETHTOOL_RX_COPYBREAK: |
|
val = *(u32 *)data; |
|
if (val < QEDE_MIN_PKT_LEN || val > QEDE_RX_HDR_SIZE) { |
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"Invalid rx copy break value, range is [%u, %u]", |
|
QEDE_MIN_PKT_LEN, QEDE_RX_HDR_SIZE); |
|
return -EINVAL; |
|
} |
|
|
|
edev->rx_copybreak = *(u32 *)data; |
|
break; |
|
default: |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_get_tunable(struct net_device *dev, |
|
const struct ethtool_tunable *tuna, void *data) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
|
|
switch (tuna->id) { |
|
case ETHTOOL_RX_COPYBREAK: |
|
*(u32 *)data = edev->rx_copybreak; |
|
break; |
|
default: |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_get_eee(struct net_device *dev, struct ethtool_eee *edata) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qed_link_output current_link; |
|
|
|
memset(¤t_link, 0, sizeof(current_link)); |
|
edev->ops->common->get_link(edev->cdev, ¤t_link); |
|
|
|
if (!current_link.eee_supported) { |
|
DP_INFO(edev, "EEE is not supported\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
if (current_link.eee.adv_caps & QED_EEE_1G_ADV) |
|
edata->advertised = ADVERTISED_1000baseT_Full; |
|
if (current_link.eee.adv_caps & QED_EEE_10G_ADV) |
|
edata->advertised |= ADVERTISED_10000baseT_Full; |
|
if (current_link.sup_caps & QED_EEE_1G_ADV) |
|
edata->supported = ADVERTISED_1000baseT_Full; |
|
if (current_link.sup_caps & QED_EEE_10G_ADV) |
|
edata->supported |= ADVERTISED_10000baseT_Full; |
|
if (current_link.eee.lp_adv_caps & QED_EEE_1G_ADV) |
|
edata->lp_advertised = ADVERTISED_1000baseT_Full; |
|
if (current_link.eee.lp_adv_caps & QED_EEE_10G_ADV) |
|
edata->lp_advertised |= ADVERTISED_10000baseT_Full; |
|
|
|
edata->tx_lpi_timer = current_link.eee.tx_lpi_timer; |
|
edata->eee_enabled = current_link.eee.enable; |
|
edata->tx_lpi_enabled = current_link.eee.tx_lpi_enable; |
|
edata->eee_active = current_link.eee_active; |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_set_eee(struct net_device *dev, struct ethtool_eee *edata) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qed_link_output current_link; |
|
struct qed_link_params params; |
|
|
|
if (!edev->ops->common->can_link_change(edev->cdev)) { |
|
DP_INFO(edev, "Link settings are not allowed to be changed\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
memset(¤t_link, 0, sizeof(current_link)); |
|
edev->ops->common->get_link(edev->cdev, ¤t_link); |
|
|
|
if (!current_link.eee_supported) { |
|
DP_INFO(edev, "EEE is not supported\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
memset(¶ms, 0, sizeof(params)); |
|
params.override_flags |= QED_LINK_OVERRIDE_EEE_CONFIG; |
|
|
|
if (!(edata->advertised & (ADVERTISED_1000baseT_Full | |
|
ADVERTISED_10000baseT_Full)) || |
|
((edata->advertised & (ADVERTISED_1000baseT_Full | |
|
ADVERTISED_10000baseT_Full)) != |
|
edata->advertised)) { |
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"Invalid advertised capabilities %d\n", |
|
edata->advertised); |
|
return -EINVAL; |
|
} |
|
|
|
if (edata->advertised & ADVERTISED_1000baseT_Full) |
|
params.eee.adv_caps = QED_EEE_1G_ADV; |
|
if (edata->advertised & ADVERTISED_10000baseT_Full) |
|
params.eee.adv_caps |= QED_EEE_10G_ADV; |
|
params.eee.enable = edata->eee_enabled; |
|
params.eee.tx_lpi_enable = edata->tx_lpi_enabled; |
|
params.eee.tx_lpi_timer = edata->tx_lpi_timer; |
|
|
|
params.link_up = true; |
|
edev->ops->common->set_link(edev->cdev, ¶ms); |
|
|
|
return 0; |
|
} |
|
|
|
static u32 qede_link_to_ethtool_fec(u32 link_fec) |
|
{ |
|
u32 eth_fec = 0; |
|
|
|
if (link_fec & QED_FEC_MODE_NONE) |
|
eth_fec |= ETHTOOL_FEC_OFF; |
|
if (link_fec & QED_FEC_MODE_FIRECODE) |
|
eth_fec |= ETHTOOL_FEC_BASER; |
|
if (link_fec & QED_FEC_MODE_RS) |
|
eth_fec |= ETHTOOL_FEC_RS; |
|
if (link_fec & QED_FEC_MODE_AUTO) |
|
eth_fec |= ETHTOOL_FEC_AUTO; |
|
if (link_fec & QED_FEC_MODE_UNSUPPORTED) |
|
eth_fec |= ETHTOOL_FEC_NONE; |
|
|
|
return eth_fec; |
|
} |
|
|
|
static u32 qede_ethtool_to_link_fec(u32 eth_fec) |
|
{ |
|
u32 link_fec = 0; |
|
|
|
if (eth_fec & ETHTOOL_FEC_OFF) |
|
link_fec |= QED_FEC_MODE_NONE; |
|
if (eth_fec & ETHTOOL_FEC_BASER) |
|
link_fec |= QED_FEC_MODE_FIRECODE; |
|
if (eth_fec & ETHTOOL_FEC_RS) |
|
link_fec |= QED_FEC_MODE_RS; |
|
if (eth_fec & ETHTOOL_FEC_AUTO) |
|
link_fec |= QED_FEC_MODE_AUTO; |
|
if (eth_fec & ETHTOOL_FEC_NONE) |
|
link_fec |= QED_FEC_MODE_UNSUPPORTED; |
|
|
|
return link_fec; |
|
} |
|
|
|
static int qede_get_fecparam(struct net_device *dev, |
|
struct ethtool_fecparam *fecparam) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qed_link_output curr_link; |
|
|
|
memset(&curr_link, 0, sizeof(curr_link)); |
|
edev->ops->common->get_link(edev->cdev, &curr_link); |
|
|
|
fecparam->active_fec = qede_link_to_ethtool_fec(curr_link.active_fec); |
|
fecparam->fec = qede_link_to_ethtool_fec(curr_link.sup_fec); |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_set_fecparam(struct net_device *dev, |
|
struct ethtool_fecparam *fecparam) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qed_link_params params; |
|
|
|
if (!edev->ops || !edev->ops->common->can_link_change(edev->cdev)) { |
|
DP_INFO(edev, "Link settings are not allowed to be changed\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
memset(¶ms, 0, sizeof(params)); |
|
params.override_flags |= QED_LINK_OVERRIDE_FEC_CONFIG; |
|
params.fec = qede_ethtool_to_link_fec(fecparam->fec); |
|
params.link_up = true; |
|
|
|
edev->ops->common->set_link(edev->cdev, ¶ms); |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_get_module_info(struct net_device *dev, |
|
struct ethtool_modinfo *modinfo) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
u8 buf[4]; |
|
int rc; |
|
|
|
/* Read first 4 bytes to find the sfp type */ |
|
rc = edev->ops->common->read_module_eeprom(edev->cdev, buf, |
|
QED_I2C_DEV_ADDR_A0, 0, 4); |
|
if (rc) { |
|
DP_ERR(edev, "Failed reading EEPROM data %d\n", rc); |
|
return rc; |
|
} |
|
|
|
switch (buf[0]) { |
|
case 0x3: /* SFP, SFP+, SFP-28 */ |
|
modinfo->type = ETH_MODULE_SFF_8472; |
|
modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; |
|
break; |
|
case 0xc: /* QSFP */ |
|
case 0xd: /* QSFP+ */ |
|
modinfo->type = ETH_MODULE_SFF_8436; |
|
modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; |
|
break; |
|
case 0x11: /* QSFP-28 */ |
|
modinfo->type = ETH_MODULE_SFF_8636; |
|
modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN; |
|
break; |
|
default: |
|
DP_ERR(edev, "Unknown transceiver type 0x%x\n", buf[0]); |
|
return -EINVAL; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int qede_get_module_eeprom(struct net_device *dev, |
|
struct ethtool_eeprom *ee, u8 *data) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
u32 start_addr = ee->offset, size = 0; |
|
u8 *buf = data; |
|
int rc = 0; |
|
|
|
/* Read A0 section */ |
|
if (ee->offset < ETH_MODULE_SFF_8079_LEN) { |
|
/* Limit transfer size to the A0 section boundary */ |
|
if (ee->offset + ee->len > ETH_MODULE_SFF_8079_LEN) |
|
size = ETH_MODULE_SFF_8079_LEN - ee->offset; |
|
else |
|
size = ee->len; |
|
|
|
rc = edev->ops->common->read_module_eeprom(edev->cdev, buf, |
|
QED_I2C_DEV_ADDR_A0, |
|
start_addr, size); |
|
if (rc) { |
|
DP_ERR(edev, "Failed reading A0 section %d\n", rc); |
|
return rc; |
|
} |
|
|
|
buf += size; |
|
start_addr += size; |
|
} |
|
|
|
/* Read A2 section */ |
|
if (start_addr >= ETH_MODULE_SFF_8079_LEN && |
|
start_addr < ETH_MODULE_SFF_8472_LEN) { |
|
size = ee->len - size; |
|
/* Limit transfer size to the A2 section boundary */ |
|
if (start_addr + size > ETH_MODULE_SFF_8472_LEN) |
|
size = ETH_MODULE_SFF_8472_LEN - start_addr; |
|
start_addr -= ETH_MODULE_SFF_8079_LEN; |
|
rc = edev->ops->common->read_module_eeprom(edev->cdev, buf, |
|
QED_I2C_DEV_ADDR_A2, |
|
start_addr, size); |
|
if (rc) { |
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"Failed reading A2 section %d\n", rc); |
|
return 0; |
|
} |
|
} |
|
|
|
return rc; |
|
} |
|
|
|
static int qede_set_dump(struct net_device *dev, struct ethtool_dump *val) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
int rc = 0; |
|
|
|
if (edev->dump_info.cmd == QEDE_DUMP_CMD_NONE) { |
|
if (val->flag > QEDE_DUMP_CMD_MAX) { |
|
DP_ERR(edev, "Invalid command %d\n", val->flag); |
|
return -EINVAL; |
|
} |
|
edev->dump_info.cmd = val->flag; |
|
edev->dump_info.num_args = 0; |
|
return 0; |
|
} |
|
|
|
if (edev->dump_info.num_args == QEDE_DUMP_MAX_ARGS) { |
|
DP_ERR(edev, "Arg count = %d\n", edev->dump_info.num_args); |
|
return -EINVAL; |
|
} |
|
|
|
switch (edev->dump_info.cmd) { |
|
case QEDE_DUMP_CMD_NVM_CFG: |
|
edev->dump_info.args[edev->dump_info.num_args] = val->flag; |
|
edev->dump_info.num_args++; |
|
break; |
|
case QEDE_DUMP_CMD_GRCDUMP: |
|
rc = edev->ops->common->set_grc_config(edev->cdev, |
|
val->flag, 1); |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
return rc; |
|
} |
|
|
|
static int qede_get_dump_flag(struct net_device *dev, |
|
struct ethtool_dump *dump) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
|
|
if (!edev->ops || !edev->ops->common) { |
|
DP_ERR(edev, "Edev ops not populated\n"); |
|
return -EINVAL; |
|
} |
|
|
|
dump->version = QEDE_DUMP_VERSION; |
|
switch (edev->dump_info.cmd) { |
|
case QEDE_DUMP_CMD_NVM_CFG: |
|
dump->flag = QEDE_DUMP_CMD_NVM_CFG; |
|
dump->len = edev->ops->common->read_nvm_cfg_len(edev->cdev, |
|
edev->dump_info.args[0]); |
|
break; |
|
case QEDE_DUMP_CMD_GRCDUMP: |
|
dump->flag = QEDE_DUMP_CMD_GRCDUMP; |
|
dump->len = edev->ops->common->dbg_all_data_size(edev->cdev); |
|
break; |
|
default: |
|
DP_ERR(edev, "Invalid cmd = %d\n", edev->dump_info.cmd); |
|
return -EINVAL; |
|
} |
|
|
|
DP_VERBOSE(edev, QED_MSG_DEBUG, |
|
"dump->version = 0x%x dump->flag = %d dump->len = %d\n", |
|
dump->version, dump->flag, dump->len); |
|
return 0; |
|
} |
|
|
|
static int qede_get_dump_data(struct net_device *dev, |
|
struct ethtool_dump *dump, void *buf) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
int rc = 0; |
|
|
|
if (!edev->ops || !edev->ops->common) { |
|
DP_ERR(edev, "Edev ops not populated\n"); |
|
rc = -EINVAL; |
|
goto err; |
|
} |
|
|
|
switch (edev->dump_info.cmd) { |
|
case QEDE_DUMP_CMD_NVM_CFG: |
|
if (edev->dump_info.num_args != QEDE_DUMP_NVM_ARG_COUNT) { |
|
DP_ERR(edev, "Arg count = %d required = %d\n", |
|
edev->dump_info.num_args, |
|
QEDE_DUMP_NVM_ARG_COUNT); |
|
rc = -EINVAL; |
|
goto err; |
|
} |
|
rc = edev->ops->common->read_nvm_cfg(edev->cdev, (u8 **)&buf, |
|
edev->dump_info.args[0], |
|
edev->dump_info.args[1]); |
|
break; |
|
case QEDE_DUMP_CMD_GRCDUMP: |
|
memset(buf, 0, dump->len); |
|
rc = edev->ops->common->dbg_all_data(edev->cdev, buf); |
|
break; |
|
default: |
|
DP_ERR(edev, "Invalid cmd = %d\n", edev->dump_info.cmd); |
|
rc = -EINVAL; |
|
break; |
|
} |
|
|
|
err: |
|
edev->dump_info.cmd = QEDE_DUMP_CMD_NONE; |
|
edev->dump_info.num_args = 0; |
|
memset(edev->dump_info.args, 0, sizeof(edev->dump_info.args)); |
|
|
|
return rc; |
|
} |
|
|
|
int qede_set_per_coalesce(struct net_device *dev, u32 queue, |
|
struct ethtool_coalesce *coal) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qede_fastpath *fp; |
|
u16 rxc, txc; |
|
int rc = 0; |
|
|
|
if (coal->rx_coalesce_usecs > QED_COALESCE_MAX || |
|
coal->tx_coalesce_usecs > QED_COALESCE_MAX) { |
|
DP_INFO(edev, |
|
"Can't support requested %s coalesce value [max supported value %d]\n", |
|
coal->rx_coalesce_usecs > QED_COALESCE_MAX ? "rx" |
|
: "tx", |
|
QED_COALESCE_MAX); |
|
return -EINVAL; |
|
} |
|
|
|
rxc = (u16)coal->rx_coalesce_usecs; |
|
txc = (u16)coal->tx_coalesce_usecs; |
|
|
|
__qede_lock(edev); |
|
if (queue >= edev->num_queues) { |
|
DP_INFO(edev, "Invalid queue\n"); |
|
rc = -EINVAL; |
|
goto out; |
|
} |
|
|
|
if (edev->state != QEDE_STATE_OPEN) { |
|
rc = -EINVAL; |
|
goto out; |
|
} |
|
|
|
fp = &edev->fp_array[queue]; |
|
|
|
if (edev->fp_array[queue].type & QEDE_FASTPATH_RX) { |
|
rc = edev->ops->common->set_coalesce(edev->cdev, |
|
rxc, 0, |
|
fp->rxq->handle); |
|
if (rc) { |
|
DP_INFO(edev, |
|
"Set RX coalesce error, rc = %d\n", rc); |
|
goto out; |
|
} |
|
edev->coal_entry[queue].rxc = rxc; |
|
edev->coal_entry[queue].isvalid = true; |
|
} |
|
|
|
if (edev->fp_array[queue].type & QEDE_FASTPATH_TX) { |
|
rc = edev->ops->common->set_coalesce(edev->cdev, |
|
0, txc, |
|
fp->txq->handle); |
|
if (rc) { |
|
DP_INFO(edev, |
|
"Set TX coalesce error, rc = %d\n", rc); |
|
goto out; |
|
} |
|
edev->coal_entry[queue].txc = txc; |
|
edev->coal_entry[queue].isvalid = true; |
|
} |
|
out: |
|
__qede_unlock(edev); |
|
|
|
return rc; |
|
} |
|
|
|
static int qede_get_per_coalesce(struct net_device *dev, |
|
u32 queue, |
|
struct ethtool_coalesce *coal) |
|
{ |
|
void *rx_handle = NULL, *tx_handle = NULL; |
|
struct qede_dev *edev = netdev_priv(dev); |
|
struct qede_fastpath *fp; |
|
u16 rx_coal, tx_coal; |
|
int rc = 0; |
|
|
|
rx_coal = QED_DEFAULT_RX_USECS; |
|
tx_coal = QED_DEFAULT_TX_USECS; |
|
|
|
memset(coal, 0, sizeof(struct ethtool_coalesce)); |
|
|
|
__qede_lock(edev); |
|
if (queue >= edev->num_queues) { |
|
DP_INFO(edev, "Invalid queue\n"); |
|
rc = -EINVAL; |
|
goto out; |
|
} |
|
|
|
if (edev->state != QEDE_STATE_OPEN) { |
|
rc = -EINVAL; |
|
goto out; |
|
} |
|
|
|
fp = &edev->fp_array[queue]; |
|
|
|
if (fp->type & QEDE_FASTPATH_RX) |
|
rx_handle = fp->rxq->handle; |
|
|
|
rc = edev->ops->get_coalesce(edev->cdev, &rx_coal, |
|
rx_handle); |
|
if (rc) { |
|
DP_INFO(edev, "Read Rx coalesce error\n"); |
|
goto out; |
|
} |
|
|
|
fp = &edev->fp_array[queue]; |
|
if (fp->type & QEDE_FASTPATH_TX) |
|
tx_handle = fp->txq->handle; |
|
|
|
rc = edev->ops->get_coalesce(edev->cdev, &tx_coal, |
|
tx_handle); |
|
if (rc) |
|
DP_INFO(edev, "Read Tx coalesce error\n"); |
|
|
|
out: |
|
__qede_unlock(edev); |
|
|
|
coal->rx_coalesce_usecs = rx_coal; |
|
coal->tx_coalesce_usecs = tx_coal; |
|
|
|
return rc; |
|
} |
|
|
|
static const struct ethtool_ops qede_ethtool_ops = { |
|
.supported_coalesce_params = ETHTOOL_COALESCE_USECS, |
|
.get_link_ksettings = qede_get_link_ksettings, |
|
.set_link_ksettings = qede_set_link_ksettings, |
|
.get_drvinfo = qede_get_drvinfo, |
|
.get_regs_len = qede_get_regs_len, |
|
.get_regs = qede_get_regs, |
|
.get_wol = qede_get_wol, |
|
.set_wol = qede_set_wol, |
|
.get_msglevel = qede_get_msglevel, |
|
.set_msglevel = qede_set_msglevel, |
|
.nway_reset = qede_nway_reset, |
|
.get_link = qede_get_link, |
|
.get_coalesce = qede_get_coalesce, |
|
.set_coalesce = qede_set_coalesce, |
|
.get_ringparam = qede_get_ringparam, |
|
.set_ringparam = qede_set_ringparam, |
|
.get_pauseparam = qede_get_pauseparam, |
|
.set_pauseparam = qede_set_pauseparam, |
|
.get_strings = qede_get_strings, |
|
.set_phys_id = qede_set_phys_id, |
|
.get_ethtool_stats = qede_get_ethtool_stats, |
|
.get_priv_flags = qede_get_priv_flags, |
|
.set_priv_flags = qede_set_priv_flags, |
|
.get_sset_count = qede_get_sset_count, |
|
.get_rxnfc = qede_get_rxnfc, |
|
.set_rxnfc = qede_set_rxnfc, |
|
.get_rxfh_indir_size = qede_get_rxfh_indir_size, |
|
.get_rxfh_key_size = qede_get_rxfh_key_size, |
|
.get_rxfh = qede_get_rxfh, |
|
.set_rxfh = qede_set_rxfh, |
|
.get_ts_info = qede_get_ts_info, |
|
.get_channels = qede_get_channels, |
|
.set_channels = qede_set_channels, |
|
.self_test = qede_self_test, |
|
.get_module_info = qede_get_module_info, |
|
.get_module_eeprom = qede_get_module_eeprom, |
|
.get_eee = qede_get_eee, |
|
.set_eee = qede_set_eee, |
|
.get_fecparam = qede_get_fecparam, |
|
.set_fecparam = qede_set_fecparam, |
|
.get_tunable = qede_get_tunable, |
|
.set_tunable = qede_set_tunable, |
|
.get_per_queue_coalesce = qede_get_per_coalesce, |
|
.set_per_queue_coalesce = qede_set_per_coalesce, |
|
.flash_device = qede_flash_device, |
|
.get_dump_flag = qede_get_dump_flag, |
|
.get_dump_data = qede_get_dump_data, |
|
.set_dump = qede_set_dump, |
|
}; |
|
|
|
static const struct ethtool_ops qede_vf_ethtool_ops = { |
|
.supported_coalesce_params = ETHTOOL_COALESCE_USECS, |
|
.get_link_ksettings = qede_get_link_ksettings, |
|
.get_drvinfo = qede_get_drvinfo, |
|
.get_msglevel = qede_get_msglevel, |
|
.set_msglevel = qede_set_msglevel, |
|
.get_link = qede_get_link, |
|
.get_coalesce = qede_get_coalesce, |
|
.set_coalesce = qede_set_coalesce, |
|
.get_ringparam = qede_get_ringparam, |
|
.set_ringparam = qede_set_ringparam, |
|
.get_strings = qede_get_strings, |
|
.get_ethtool_stats = qede_get_ethtool_stats, |
|
.get_priv_flags = qede_get_priv_flags, |
|
.get_sset_count = qede_get_sset_count, |
|
.get_rxnfc = qede_get_rxnfc, |
|
.set_rxnfc = qede_set_rxnfc, |
|
.get_rxfh_indir_size = qede_get_rxfh_indir_size, |
|
.get_rxfh_key_size = qede_get_rxfh_key_size, |
|
.get_rxfh = qede_get_rxfh, |
|
.set_rxfh = qede_set_rxfh, |
|
.get_channels = qede_get_channels, |
|
.set_channels = qede_set_channels, |
|
.get_per_queue_coalesce = qede_get_per_coalesce, |
|
.set_per_queue_coalesce = qede_set_per_coalesce, |
|
.get_tunable = qede_get_tunable, |
|
.set_tunable = qede_set_tunable, |
|
}; |
|
|
|
void qede_set_ethtool_ops(struct net_device *dev) |
|
{ |
|
struct qede_dev *edev = netdev_priv(dev); |
|
|
|
if (IS_VF(edev)) |
|
dev->ethtool_ops = &qede_vf_ethtool_ops; |
|
else |
|
dev->ethtool_ops = &qede_ethtool_ops; |
|
}
|
|
|