From 5b7c4cabbb65f5c469464da6c5f614cbd7f730f2 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Tue, 21 Feb 2023 18:24:12 -0800 Subject: Merge tag 'net-next-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next Pull networking updates from Jakub Kicinski: "Core: - Add dedicated kmem_cache for typical/small skb->head, avoid having to access struct page at kfree time, and improve memory use. - Introduce sysctl to set default RPS configuration for new netdevs. - Define Netlink protocol specification format which can be used to describe messages used by each family and auto-generate parsers. Add tools for generating kernel data structures and uAPI headers. - Expose all net/core sysctls inside netns. - Remove 4s sleep in netpoll if carrier is instantly detected on boot. - Add configurable limit of MDB entries per port, and port-vlan. - Continue populating drop reasons throughout the stack. - Retire a handful of legacy Qdiscs and classifiers. Protocols: - Support IPv4 big TCP (TSO frames larger than 64kB). - Add IP_LOCAL_PORT_RANGE socket option, to control local port range on socket by socket basis. - Track and report in procfs number of MPTCP sockets used. - Support mixing IPv4 and IPv6 flows in the in-kernel MPTCP path manager. - IPv6: don't check net.ipv6.route.max_size and rely on garbage collection to free memory (similarly to IPv4). - Support Penultimate Segment Pop (PSP) flavor in SRv6 (RFC8986). - ICMP: add per-rate limit counters. - Add support for user scanning requests in ieee802154. - Remove static WEP support. - Support minimal Wi-Fi 7 Extremely High Throughput (EHT) rate reporting. - WiFi 7 EHT channel puncturing support (client & AP). BPF: - Add a rbtree data structure following the "next-gen data structure" precedent set by recently added linked list, that is, by using kfunc + kptr instead of adding a new BPF map type. - Expose XDP hints via kfuncs with initial support for RX hash and timestamp metadata. - Add BPF_F_NO_TUNNEL_KEY extension to bpf_skb_set_tunnel_key to better support decap on GRE tunnel devices not operating in collect metadata. - Improve x86 JIT's codegen for PROBE_MEM runtime error checks. - Remove the need for trace_printk_lock for bpf_trace_printk and bpf_trace_vprintk helpers. - Extend libbpf's bpf_tracing.h support for tracing arguments of kprobes/uprobes and syscall as a special case. - Significantly reduce the search time for module symbols by livepatch and BPF. - Enable cpumasks to be used as kptrs, which is useful for tracing programs tracking which tasks end up running on which CPUs in different time intervals. - Add support for BPF trampoline on s390x and riscv64. - Add capability to export the XDP features supported by the NIC. - Add __bpf_kfunc tag for marking kernel functions as kfuncs. - Add cgroup.memory=nobpf kernel parameter option to disable BPF memory accounting for container environments. Netfilter: - Remove the CLUSTERIP target. It has been marked as obsolete for years, and we still have WARN splats wrt races of the out-of-band /proc interface installed by this target. - Add 'destroy' commands to nf_tables. They are identical to the existing 'delete' commands, but do not return an error if the referenced object (set, chain, rule...) did not exist. Driver API: - Improve cpumask_local_spread() locality to help NICs set the right IRQ affinity on AMD platforms. - Separate C22 and C45 MDIO bus transactions more clearly. - Introduce new DCB table to control DSCP rewrite on egress. - Support configuration of Physical Layer Collision Avoidance (PLCA) Reconciliation Sublayer (RS) (802.3cg-2019). Modern version of shared medium Ethernet. - Support for MAC Merge layer (IEEE 802.3-2018 clause 99). Allowing preemption of low priority frames by high priority frames. - Add support for controlling MACSec offload using netlink SET. - Rework devlink instance refcounts to allow registration and de-registration under the instance lock. Split the code into multiple files, drop some of the unnecessarily granular locks and factor out common parts of netlink operation handling. - Add TX frame aggregation parameters (for USB drivers). - Add a new attr TCA_EXT_WARN_MSG to report TC (offload) warning messages with notifications for debug. - Allow offloading of UDP NEW connections via act_ct. - Add support for per action HW stats in TC. - Support hardware miss to TC action (continue processing in SW from a specific point in the action chain). - Warn if old Wireless Extension user space interface is used with modern cfg80211/mac80211 drivers. Do not support Wireless Extensions for Wi-Fi 7 devices at all. Everyone should switch to using nl80211 interface instead. - Improve the CAN bit timing configuration. Use extack to return error messages directly to user space, update the SJW handling, including the definition of a new default value that will benefit CAN-FD controllers, by increasing their oscillator tolerance. New hardware / drivers: - Ethernet: - nVidia BlueField-3 support (control traffic driver) - Ethernet support for imx93 SoCs - Motorcomm yt8531 gigabit Ethernet PHY - onsemi NCN26000 10BASE-T1S PHY (with support for PLCA) - Microchip LAN8841 PHY (incl. cable diagnostics and PTP) - Amlogic gxl MDIO mux - WiFi: - RealTek RTL8188EU (rtl8xxxu) - Qualcomm Wi-Fi 7 devices (ath12k) - CAN: - Renesas R-Car V4H Drivers: - Bluetooth: - Set Per Platform Antenna Gain (PPAG) for Intel controllers. - Ethernet NICs: - Intel (1G, igc): - support TSN / Qbv / packet scheduling features of i226 model - Intel (100G, ice): - use GNSS subsystem instead of TTY - multi-buffer XDP support - extend support for GPIO pins to E823 devices - nVidia/Mellanox: - update the shared buffer configuration on PFC commands - implement PTP adjphase function for HW offset control - TC support for Geneve and GRE with VF tunnel offload - more efficient crypto key management method - multi-port eswitch support - Netronome/Corigine: - add DCB IEEE support - support IPsec offloading for NFP3800 - Freescale/NXP (enetc): - support XDP_REDIRECT for XDP non-linear buffers - improve reconfig, avoid link flap and waiting for idle - support MAC Merge layer - Other NICs: - sfc/ef100: add basic devlink support for ef100 - ionic: rx_push mode operation (writing descriptors via MMIO) - bnxt: use the auxiliary bus abstraction for RDMA - r8169: disable ASPM and reset bus in case of tx timeout - cpsw: support QSGMII mode for J721e CPSW9G - cpts: support pulse-per-second output - ngbe: add an mdio bus driver - usbnet: optimize usbnet_bh() by avoiding unnecessary queuing - r8152: handle devices with FW with NCM support - amd-xgbe: support 10Mbps, 2.5GbE speeds and rx-adaptation - virtio-net: support multi buffer XDP - virtio/vsock: replace virtio_vsock_pkt with sk_buff - tsnep: XDP support - Ethernet high-speed switches: - nVidia/Mellanox (mlxsw): - add support for latency TLV (in FW control messages) - Microchip (sparx5): - separate explicit and implicit traffic forwarding rules, make the implicit rules always active - add support for egress DSCP rewrite - IS0 VCAP support (Ingress Classification) - IS2 VCAP filters (protos, L3 addrs, L4 ports, flags, ToS etc.) - ES2 VCAP support (Egress Access Control) - support for Per-Stream Filtering and Policing (802.1Q, 8.6.5.1) - Ethernet embedded switches: - Marvell (mv88e6xxx): - add MAB (port auth) offload support - enable PTP receive for mv88e6390 - NXP (ocelot): - support MAC Merge layer - support for the the vsc7512 internal copper phys - Microchip: - lan9303: convert to PHYLINK - lan966x: support TC flower filter statistics - lan937x: PTP support for KSZ9563/KSZ8563 and LAN937x - lan937x: support Credit Based Shaper configuration - ksz9477: support Energy Efficient Ethernet - other: - qca8k: convert to regmap read/write API, use bulk operations - rswitch: Improve TX timestamp accuracy - Intel WiFi (iwlwifi): - EHT (Wi-Fi 7) rate reporting - STEP equalizer support: transfer some STEP (connection to radio on platforms with integrated wifi) related parameters from the BIOS to the firmware. - Qualcomm 802.11ax WiFi (ath11k): - IPQ5018 support - Fine Timing Measurement (FTM) responder role support - channel 177 support - MediaTek WiFi (mt76): - per-PHY LED support - mt7996: EHT (Wi-Fi 7) support - Wireless Ethernet Dispatch (WED) reset support - switch to using page pool allocator - RealTek WiFi (rtw89): - support new version of Bluetooth co-existance - Mobile: - rmnet: support TX aggregation" * tag 'net-next-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1872 commits) page_pool: add a comment explaining the fragment counter usage net: ethtool: fix __ethtool_dev_mm_supported() implementation ethtool: pse-pd: Fix double word in comments xsk: add linux/vmalloc.h to xsk.c sefltests: netdevsim: wait for devlink instance after netns removal selftest: fib_tests: Always cleanup before exit net/mlx5e: Align IPsec ASO result memory to be as required by hardware net/mlx5e: TC, Set CT miss to the specific ct action instance net/mlx5e: Rename CHAIN_TO_REG to MAPPED_OBJ_TO_REG net/mlx5: Refactor tc miss handling to a single function net/mlx5: Kconfig: Make tc offload depend on tc skb extension net/sched: flower: Support hardware miss to tc action net/sched: flower: Move filter handle initialization earlier net/sched: cls_api: Support hardware miss to tc action net/sched: Rename user cookie and act cookie sfc: fix builds without CONFIG_RTC_LIB sfc: clean up some inconsistent indentings net/mlx4_en: Introduce flexible array to silence overflow warning net: lan966x: Fix possible deadlock inside PTP net/ulp: Remove redundant ->clone() test in inet_clone_ulp(). ... --- drivers/net/wireless/ath/ath11k/debugfs_sta.c | 888 ++++++++++++++++++++++++++ 1 file changed, 888 insertions(+) create mode 100644 drivers/net/wireless/ath/ath11k/debugfs_sta.c (limited to 'drivers/net/wireless/ath/ath11k/debugfs_sta.c') diff --git a/drivers/net/wireless/ath/ath11k/debugfs_sta.c b/drivers/net/wireless/ath/ath11k/debugfs_sta.c new file mode 100644 index 000000000..9cc4ef28e --- /dev/null +++ b/drivers/net/wireless/ath/ath11k/debugfs_sta.c @@ -0,0 +1,888 @@ +// SPDX-License-Identifier: BSD-3-Clause-Clear +/* + * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. + */ + +#include + +#include "debugfs_sta.h" +#include "core.h" +#include "peer.h" +#include "debug.h" +#include "dp_tx.h" +#include "debugfs_htt_stats.h" + +void ath11k_debugfs_sta_add_tx_stats(struct ath11k_sta *arsta, + struct ath11k_per_peer_tx_stats *peer_stats, + u8 legacy_rate_idx) +{ + struct rate_info *txrate = &arsta->txrate; + struct ath11k_htt_tx_stats *tx_stats; + int gi, mcs, bw, nss; + + if (!arsta->tx_stats) + return; + + tx_stats = arsta->tx_stats; + gi = FIELD_GET(RATE_INFO_FLAGS_SHORT_GI, arsta->txrate.flags); + mcs = txrate->mcs; + bw = ath11k_mac_mac80211_bw_to_ath11k_bw(txrate->bw); + nss = txrate->nss - 1; + +#define STATS_OP_FMT(name) tx_stats->stats[ATH11K_STATS_TYPE_##name] + + if (txrate->flags & RATE_INFO_FLAGS_HE_MCS) { + STATS_OP_FMT(SUCC).he[0][mcs] += peer_stats->succ_bytes; + STATS_OP_FMT(SUCC).he[1][mcs] += peer_stats->succ_pkts; + STATS_OP_FMT(FAIL).he[0][mcs] += peer_stats->failed_bytes; + STATS_OP_FMT(FAIL).he[1][mcs] += peer_stats->failed_pkts; + STATS_OP_FMT(RETRY).he[0][mcs] += peer_stats->retry_bytes; + STATS_OP_FMT(RETRY).he[1][mcs] += peer_stats->retry_pkts; + } else if (txrate->flags & RATE_INFO_FLAGS_VHT_MCS) { + STATS_OP_FMT(SUCC).vht[0][mcs] += peer_stats->succ_bytes; + STATS_OP_FMT(SUCC).vht[1][mcs] += peer_stats->succ_pkts; + STATS_OP_FMT(FAIL).vht[0][mcs] += peer_stats->failed_bytes; + STATS_OP_FMT(FAIL).vht[1][mcs] += peer_stats->failed_pkts; + STATS_OP_FMT(RETRY).vht[0][mcs] += peer_stats->retry_bytes; + STATS_OP_FMT(RETRY).vht[1][mcs] += peer_stats->retry_pkts; + } else if (txrate->flags & RATE_INFO_FLAGS_MCS) { + STATS_OP_FMT(SUCC).ht[0][mcs] += peer_stats->succ_bytes; + STATS_OP_FMT(SUCC).ht[1][mcs] += peer_stats->succ_pkts; + STATS_OP_FMT(FAIL).ht[0][mcs] += peer_stats->failed_bytes; + STATS_OP_FMT(FAIL).ht[1][mcs] += peer_stats->failed_pkts; + STATS_OP_FMT(RETRY).ht[0][mcs] += peer_stats->retry_bytes; + STATS_OP_FMT(RETRY).ht[1][mcs] += peer_stats->retry_pkts; + } else { + mcs = legacy_rate_idx; + + STATS_OP_FMT(SUCC).legacy[0][mcs] += peer_stats->succ_bytes; + STATS_OP_FMT(SUCC).legacy[1][mcs] += peer_stats->succ_pkts; + STATS_OP_FMT(FAIL).legacy[0][mcs] += peer_stats->failed_bytes; + STATS_OP_FMT(FAIL).legacy[1][mcs] += peer_stats->failed_pkts; + STATS_OP_FMT(RETRY).legacy[0][mcs] += peer_stats->retry_bytes; + STATS_OP_FMT(RETRY).legacy[1][mcs] += peer_stats->retry_pkts; + } + + if (peer_stats->is_ampdu) { + tx_stats->ba_fails += peer_stats->ba_fails; + + if (txrate->flags & RATE_INFO_FLAGS_HE_MCS) { + STATS_OP_FMT(AMPDU).he[0][mcs] += + peer_stats->succ_bytes + peer_stats->retry_bytes; + STATS_OP_FMT(AMPDU).he[1][mcs] += + peer_stats->succ_pkts + peer_stats->retry_pkts; + } else if (txrate->flags & RATE_INFO_FLAGS_MCS) { + STATS_OP_FMT(AMPDU).ht[0][mcs] += + peer_stats->succ_bytes + peer_stats->retry_bytes; + STATS_OP_FMT(AMPDU).ht[1][mcs] += + peer_stats->succ_pkts + peer_stats->retry_pkts; + } else { + STATS_OP_FMT(AMPDU).vht[0][mcs] += + peer_stats->succ_bytes + peer_stats->retry_bytes; + STATS_OP_FMT(AMPDU).vht[1][mcs] += + peer_stats->succ_pkts + peer_stats->retry_pkts; + } + STATS_OP_FMT(AMPDU).bw[0][bw] += + peer_stats->succ_bytes + peer_stats->retry_bytes; + STATS_OP_FMT(AMPDU).nss[0][nss] += + peer_stats->succ_bytes + peer_stats->retry_bytes; + STATS_OP_FMT(AMPDU).gi[0][gi] += + peer_stats->succ_bytes + peer_stats->retry_bytes; + STATS_OP_FMT(AMPDU).bw[1][bw] += + peer_stats->succ_pkts + peer_stats->retry_pkts; + STATS_OP_FMT(AMPDU).nss[1][nss] += + peer_stats->succ_pkts + peer_stats->retry_pkts; + STATS_OP_FMT(AMPDU).gi[1][gi] += + peer_stats->succ_pkts + peer_stats->retry_pkts; + } else { + tx_stats->ack_fails += peer_stats->ba_fails; + } + + STATS_OP_FMT(SUCC).bw[0][bw] += peer_stats->succ_bytes; + STATS_OP_FMT(SUCC).nss[0][nss] += peer_stats->succ_bytes; + STATS_OP_FMT(SUCC).gi[0][gi] += peer_stats->succ_bytes; + + STATS_OP_FMT(SUCC).bw[1][bw] += peer_stats->succ_pkts; + STATS_OP_FMT(SUCC).nss[1][nss] += peer_stats->succ_pkts; + STATS_OP_FMT(SUCC).gi[1][gi] += peer_stats->succ_pkts; + + STATS_OP_FMT(FAIL).bw[0][bw] += peer_stats->failed_bytes; + STATS_OP_FMT(FAIL).nss[0][nss] += peer_stats->failed_bytes; + STATS_OP_FMT(FAIL).gi[0][gi] += peer_stats->failed_bytes; + + STATS_OP_FMT(FAIL).bw[1][bw] += peer_stats->failed_pkts; + STATS_OP_FMT(FAIL).nss[1][nss] += peer_stats->failed_pkts; + STATS_OP_FMT(FAIL).gi[1][gi] += peer_stats->failed_pkts; + + STATS_OP_FMT(RETRY).bw[0][bw] += peer_stats->retry_bytes; + STATS_OP_FMT(RETRY).nss[0][nss] += peer_stats->retry_bytes; + STATS_OP_FMT(RETRY).gi[0][gi] += peer_stats->retry_bytes; + + STATS_OP_FMT(RETRY).bw[1][bw] += peer_stats->retry_pkts; + STATS_OP_FMT(RETRY).nss[1][nss] += peer_stats->retry_pkts; + STATS_OP_FMT(RETRY).gi[1][gi] += peer_stats->retry_pkts; + + tx_stats->tx_duration += peer_stats->duration; +} + +void ath11k_debugfs_sta_update_txcompl(struct ath11k *ar, + struct hal_tx_status *ts) +{ + ath11k_dp_tx_update_txcompl(ar, ts); +} + +static ssize_t ath11k_dbg_sta_dump_tx_stats(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + struct ath11k_htt_data_stats *stats; + static const char *str_name[ATH11K_STATS_TYPE_MAX] = {"succ", "fail", + "retry", "ampdu"}; + static const char *str[ATH11K_COUNTER_TYPE_MAX] = {"bytes", "packets"}; + int len = 0, i, j, k, retval = 0; + const int size = 2 * 4096; + char *buf; + + if (!arsta->tx_stats) + return -ENOENT; + + buf = kzalloc(size, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + mutex_lock(&ar->conf_mutex); + + spin_lock_bh(&ar->data_lock); + for (k = 0; k < ATH11K_STATS_TYPE_MAX; k++) { + for (j = 0; j < ATH11K_COUNTER_TYPE_MAX; j++) { + stats = &arsta->tx_stats->stats[k]; + len += scnprintf(buf + len, size - len, "%s_%s\n", + str_name[k], + str[j]); + len += scnprintf(buf + len, size - len, + " HE MCS %s\n", + str[j]); + for (i = 0; i < ATH11K_HE_MCS_NUM; i++) + len += scnprintf(buf + len, size - len, + " %llu ", + stats->he[j][i]); + len += scnprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, + " VHT MCS %s\n", + str[j]); + for (i = 0; i < ATH11K_VHT_MCS_NUM; i++) + len += scnprintf(buf + len, size - len, + " %llu ", + stats->vht[j][i]); + len += scnprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, " HT MCS %s\n", + str[j]); + for (i = 0; i < ATH11K_HT_MCS_NUM; i++) + len += scnprintf(buf + len, size - len, + " %llu ", stats->ht[j][i]); + len += scnprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, + " BW %s (20,40,80,160 MHz)\n", str[j]); + len += scnprintf(buf + len, size - len, + " %llu %llu %llu %llu\n", + stats->bw[j][0], stats->bw[j][1], + stats->bw[j][2], stats->bw[j][3]); + len += scnprintf(buf + len, size - len, + " NSS %s (1x1,2x2,3x3,4x4)\n", str[j]); + len += scnprintf(buf + len, size - len, + " %llu %llu %llu %llu\n", + stats->nss[j][0], stats->nss[j][1], + stats->nss[j][2], stats->nss[j][3]); + len += scnprintf(buf + len, size - len, + " GI %s (0.4us,0.8us,1.6us,3.2us)\n", + str[j]); + len += scnprintf(buf + len, size - len, + " %llu %llu %llu %llu\n", + stats->gi[j][0], stats->gi[j][1], + stats->gi[j][2], stats->gi[j][3]); + len += scnprintf(buf + len, size - len, + " legacy rate %s (1,2 ... Mbps)\n ", + str[j]); + for (i = 0; i < ATH11K_LEGACY_NUM; i++) + len += scnprintf(buf + len, size - len, "%llu ", + stats->legacy[j][i]); + len += scnprintf(buf + len, size - len, "\n"); + } + } + + len += scnprintf(buf + len, size - len, + "\nTX duration\n %llu usecs\n", + arsta->tx_stats->tx_duration); + len += scnprintf(buf + len, size - len, + "BA fails\n %llu\n", arsta->tx_stats->ba_fails); + len += scnprintf(buf + len, size - len, + "ack fails\n %llu\n", arsta->tx_stats->ack_fails); + spin_unlock_bh(&ar->data_lock); + + if (len > size) + len = size; + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + mutex_unlock(&ar->conf_mutex); + return retval; +} + +static const struct file_operations fops_tx_stats = { + .read = ath11k_dbg_sta_dump_tx_stats, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_dump_rx_stats(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + struct ath11k_rx_peer_stats *rx_stats = arsta->rx_stats; + int len = 0, i, retval = 0; + const int size = 4096; + char *buf; + + if (!rx_stats) + return -ENOENT; + + buf = kzalloc(size, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + mutex_lock(&ar->conf_mutex); + spin_lock_bh(&ar->ab->base_lock); + + len += scnprintf(buf + len, size - len, "RX peer stats:\n"); + len += scnprintf(buf + len, size - len, "Num of MSDUs: %llu\n", + rx_stats->num_msdu); + len += scnprintf(buf + len, size - len, "Num of MSDUs with TCP L4: %llu\n", + rx_stats->tcp_msdu_count); + len += scnprintf(buf + len, size - len, "Num of MSDUs with UDP L4: %llu\n", + rx_stats->udp_msdu_count); + len += scnprintf(buf + len, size - len, "Num of MSDUs part of AMPDU: %llu\n", + rx_stats->ampdu_msdu_count); + len += scnprintf(buf + len, size - len, "Num of MSDUs not part of AMPDU: %llu\n", + rx_stats->non_ampdu_msdu_count); + len += scnprintf(buf + len, size - len, "Num of MSDUs using STBC: %llu\n", + rx_stats->stbc_count); + len += scnprintf(buf + len, size - len, "Num of MSDUs beamformed: %llu\n", + rx_stats->beamformed_count); + len += scnprintf(buf + len, size - len, "Num of MPDUs with FCS ok: %llu\n", + rx_stats->num_mpdu_fcs_ok); + len += scnprintf(buf + len, size - len, "Num of MPDUs with FCS error: %llu\n", + rx_stats->num_mpdu_fcs_err); + len += scnprintf(buf + len, size - len, + "GI: 0.8us %llu 0.4us %llu 1.6us %llu 3.2us %llu\n", + rx_stats->gi_count[0], rx_stats->gi_count[1], + rx_stats->gi_count[2], rx_stats->gi_count[3]); + len += scnprintf(buf + len, size - len, + "BW: 20Mhz %llu 40Mhz %llu 80Mhz %llu 160Mhz %llu\n", + rx_stats->bw_count[0], rx_stats->bw_count[1], + rx_stats->bw_count[2], rx_stats->bw_count[3]); + len += scnprintf(buf + len, size - len, "BCC %llu LDPC %llu\n", + rx_stats->coding_count[0], rx_stats->coding_count[1]); + len += scnprintf(buf + len, size - len, + "preamble: 11A %llu 11B %llu 11N %llu 11AC %llu 11AX %llu\n", + rx_stats->pream_cnt[0], rx_stats->pream_cnt[1], + rx_stats->pream_cnt[2], rx_stats->pream_cnt[3], + rx_stats->pream_cnt[4]); + len += scnprintf(buf + len, size - len, + "reception type: SU %llu MU_MIMO %llu MU_OFDMA %llu MU_OFDMA_MIMO %llu\n", + rx_stats->reception_type[0], rx_stats->reception_type[1], + rx_stats->reception_type[2], rx_stats->reception_type[3]); + len += scnprintf(buf + len, size - len, "TID(0-15) Legacy TID(16):"); + for (i = 0; i <= IEEE80211_NUM_TIDS; i++) + len += scnprintf(buf + len, size - len, "%llu ", rx_stats->tid_count[i]); + len += scnprintf(buf + len, size - len, "\nMCS(0-11) Legacy MCS(12):"); + for (i = 0; i < HAL_RX_MAX_MCS + 1; i++) + len += scnprintf(buf + len, size - len, "%llu ", rx_stats->mcs_count[i]); + len += scnprintf(buf + len, size - len, "\nNSS(1-8):"); + for (i = 0; i < HAL_RX_MAX_NSS; i++) + len += scnprintf(buf + len, size - len, "%llu ", rx_stats->nss_count[i]); + len += scnprintf(buf + len, size - len, "\nRX Duration:%llu ", + rx_stats->rx_duration); + len += scnprintf(buf + len, size - len, + "\nDCM: %llu\nRU: 26 %llu 52: %llu 106: %llu 242: %llu 484: %llu 996: %llu\n", + rx_stats->dcm_count, rx_stats->ru_alloc_cnt[0], + rx_stats->ru_alloc_cnt[1], rx_stats->ru_alloc_cnt[2], + rx_stats->ru_alloc_cnt[3], rx_stats->ru_alloc_cnt[4], + rx_stats->ru_alloc_cnt[5]); + + len += scnprintf(buf + len, size - len, "\n"); + + spin_unlock_bh(&ar->ab->base_lock); + + if (len > size) + len = size; + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + mutex_unlock(&ar->conf_mutex); + return retval; +} + +static const struct file_operations fops_rx_stats = { + .read = ath11k_dbg_sta_dump_rx_stats, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static int +ath11k_dbg_sta_open_htt_peer_stats(struct inode *inode, struct file *file) +{ + struct ieee80211_sta *sta = inode->i_private; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + struct debug_htt_stats_req *stats_req; + int type = ar->debug.htt_stats.type; + int ret; + + if ((type != ATH11K_DBG_HTT_EXT_STATS_PEER_INFO && + type != ATH11K_DBG_HTT_EXT_STATS_PEER_CTRL_PATH_TXRX_STATS) || + type == ATH11K_DBG_HTT_EXT_STATS_RESET) + return -EPERM; + + stats_req = vzalloc(sizeof(*stats_req) + ATH11K_HTT_STATS_BUF_SIZE); + if (!stats_req) + return -ENOMEM; + + mutex_lock(&ar->conf_mutex); + ar->debug.htt_stats.stats_req = stats_req; + stats_req->type = type; + memcpy(stats_req->peer_addr, sta->addr, ETH_ALEN); + ret = ath11k_debugfs_htt_stats_req(ar); + mutex_unlock(&ar->conf_mutex); + if (ret < 0) + goto out; + + file->private_data = stats_req; + return 0; +out: + vfree(stats_req); + ar->debug.htt_stats.stats_req = NULL; + return ret; +} + +static int +ath11k_dbg_sta_release_htt_peer_stats(struct inode *inode, struct file *file) +{ + struct ieee80211_sta *sta = inode->i_private; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + + mutex_lock(&ar->conf_mutex); + vfree(file->private_data); + ar->debug.htt_stats.stats_req = NULL; + mutex_unlock(&ar->conf_mutex); + + return 0; +} + +static ssize_t ath11k_dbg_sta_read_htt_peer_stats(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct debug_htt_stats_req *stats_req = file->private_data; + char *buf; + u32 length = 0; + + buf = stats_req->buf; + length = min_t(u32, stats_req->buf_len, ATH11K_HTT_STATS_BUF_SIZE); + return simple_read_from_buffer(user_buf, count, ppos, buf, length); +} + +static const struct file_operations fops_htt_peer_stats = { + .open = ath11k_dbg_sta_open_htt_peer_stats, + .release = ath11k_dbg_sta_release_htt_peer_stats, + .read = ath11k_dbg_sta_read_htt_peer_stats, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_write_peer_pktlog(struct file *file, + const char __user *buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + int ret, enable; + + mutex_lock(&ar->conf_mutex); + + if (ar->state != ATH11K_STATE_ON) { + ret = -ENETDOWN; + goto out; + } + + ret = kstrtoint_from_user(buf, count, 0, &enable); + if (ret) + goto out; + + ar->debug.pktlog_peer_valid = enable; + memcpy(ar->debug.pktlog_peer_addr, sta->addr, ETH_ALEN); + + /* Send peer based pktlog enable/disable */ + ret = ath11k_wmi_pdev_peer_pktlog_filter(ar, sta->addr, enable); + if (ret) { + ath11k_warn(ar->ab, "failed to set peer pktlog filter %pM: %d\n", + sta->addr, ret); + goto out; + } + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, "peer pktlog filter set to %d\n", + enable); + ret = count; + +out: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static ssize_t ath11k_dbg_sta_read_peer_pktlog(struct file *file, + char __user *ubuf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + char buf[32] = {0}; + int len; + + mutex_lock(&ar->conf_mutex); + len = scnprintf(buf, sizeof(buf), "%08x %pM\n", + ar->debug.pktlog_peer_valid, + ar->debug.pktlog_peer_addr); + mutex_unlock(&ar->conf_mutex); + + return simple_read_from_buffer(ubuf, count, ppos, buf, len); +} + +static const struct file_operations fops_peer_pktlog = { + .write = ath11k_dbg_sta_write_peer_pktlog, + .read = ath11k_dbg_sta_read_peer_pktlog, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_write_delba(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + u32 tid, initiator, reason; + int ret; + char buf[64] = {0}; + + ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, + user_buf, count); + if (ret <= 0) + return ret; + + ret = sscanf(buf, "%u %u %u", &tid, &initiator, &reason); + if (ret != 3) + return -EINVAL; + + /* Valid TID values are 0 through 15 */ + if (tid > HAL_DESC_REO_NON_QOS_TID - 1) + return -EINVAL; + + mutex_lock(&ar->conf_mutex); + if (ar->state != ATH11K_STATE_ON || + arsta->aggr_mode != ATH11K_DBG_AGGR_MODE_MANUAL) { + ret = count; + goto out; + } + + ret = ath11k_wmi_delba_send(ar, arsta->arvif->vdev_id, sta->addr, + tid, initiator, reason); + if (ret) { + ath11k_warn(ar->ab, "failed to send delba: vdev_id %u peer %pM tid %u initiator %u reason %u\n", + arsta->arvif->vdev_id, sta->addr, tid, initiator, + reason); + } + ret = count; +out: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static const struct file_operations fops_delba = { + .write = ath11k_dbg_sta_write_delba, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_write_addba_resp(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + u32 tid, status; + int ret; + char buf[64] = {0}; + + ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, + user_buf, count); + if (ret <= 0) + return ret; + + ret = sscanf(buf, "%u %u", &tid, &status); + if (ret != 2) + return -EINVAL; + + /* Valid TID values are 0 through 15 */ + if (tid > HAL_DESC_REO_NON_QOS_TID - 1) + return -EINVAL; + + mutex_lock(&ar->conf_mutex); + if (ar->state != ATH11K_STATE_ON || + arsta->aggr_mode != ATH11K_DBG_AGGR_MODE_MANUAL) { + ret = count; + goto out; + } + + ret = ath11k_wmi_addba_set_resp(ar, arsta->arvif->vdev_id, sta->addr, + tid, status); + if (ret) { + ath11k_warn(ar->ab, "failed to send addba response: vdev_id %u peer %pM tid %u status%u\n", + arsta->arvif->vdev_id, sta->addr, tid, status); + } + ret = count; +out: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static const struct file_operations fops_addba_resp = { + .write = ath11k_dbg_sta_write_addba_resp, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_write_addba(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + u32 tid, buf_size; + int ret; + char buf[64] = {0}; + + ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, + user_buf, count); + if (ret <= 0) + return ret; + + ret = sscanf(buf, "%u %u", &tid, &buf_size); + if (ret != 2) + return -EINVAL; + + /* Valid TID values are 0 through 15 */ + if (tid > HAL_DESC_REO_NON_QOS_TID - 1) + return -EINVAL; + + mutex_lock(&ar->conf_mutex); + if (ar->state != ATH11K_STATE_ON || + arsta->aggr_mode != ATH11K_DBG_AGGR_MODE_MANUAL) { + ret = count; + goto out; + } + + ret = ath11k_wmi_addba_send(ar, arsta->arvif->vdev_id, sta->addr, + tid, buf_size); + if (ret) { + ath11k_warn(ar->ab, "failed to send addba request: vdev_id %u peer %pM tid %u buf_size %u\n", + arsta->arvif->vdev_id, sta->addr, tid, buf_size); + } + + ret = count; +out: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static const struct file_operations fops_addba = { + .write = ath11k_dbg_sta_write_addba, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_read_aggr_mode(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + char buf[64]; + int len = 0; + + mutex_lock(&ar->conf_mutex); + len = scnprintf(buf, sizeof(buf) - len, + "aggregation mode: %s\n\n%s\n%s\n", + (arsta->aggr_mode == ATH11K_DBG_AGGR_MODE_AUTO) ? + "auto" : "manual", "auto = 0", "manual = 1"); + mutex_unlock(&ar->conf_mutex); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t ath11k_dbg_sta_write_aggr_mode(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + u32 aggr_mode; + int ret; + + if (kstrtouint_from_user(user_buf, count, 0, &aggr_mode)) + return -EINVAL; + + if (aggr_mode >= ATH11K_DBG_AGGR_MODE_MAX) + return -EINVAL; + + mutex_lock(&ar->conf_mutex); + if (ar->state != ATH11K_STATE_ON || + aggr_mode == arsta->aggr_mode) { + ret = count; + goto out; + } + + ret = ath11k_wmi_addba_clear_resp(ar, arsta->arvif->vdev_id, sta->addr); + if (ret) { + ath11k_warn(ar->ab, "failed to clear addba session ret: %d\n", + ret); + goto out; + } + + arsta->aggr_mode = aggr_mode; +out: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static const struct file_operations fops_aggr_mode = { + .read = ath11k_dbg_sta_read_aggr_mode, + .write = ath11k_dbg_sta_write_aggr_mode, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t +ath11k_write_htt_peer_stats_reset(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + struct htt_ext_stats_cfg_params cfg_params = { 0 }; + int ret; + u8 type; + + ret = kstrtou8_from_user(user_buf, count, 0, &type); + if (ret) + return ret; + + if (!type) + return ret; + + mutex_lock(&ar->conf_mutex); + cfg_params.cfg0 = HTT_STAT_PEER_INFO_MAC_ADDR; + cfg_params.cfg0 |= FIELD_PREP(GENMASK(15, 1), + HTT_PEER_STATS_REQ_MODE_FLUSH_TQM); + + cfg_params.cfg1 = HTT_STAT_DEFAULT_PEER_REQ_TYPE; + + cfg_params.cfg2 |= FIELD_PREP(GENMASK(7, 0), sta->addr[0]); + cfg_params.cfg2 |= FIELD_PREP(GENMASK(15, 8), sta->addr[1]); + cfg_params.cfg2 |= FIELD_PREP(GENMASK(23, 16), sta->addr[2]); + cfg_params.cfg2 |= FIELD_PREP(GENMASK(31, 24), sta->addr[3]); + + cfg_params.cfg3 |= FIELD_PREP(GENMASK(7, 0), sta->addr[4]); + cfg_params.cfg3 |= FIELD_PREP(GENMASK(15, 8), sta->addr[5]); + + cfg_params.cfg3 |= ATH11K_HTT_PEER_STATS_RESET; + + ret = ath11k_dp_tx_htt_h2t_ext_stats_req(ar, + ATH11K_DBG_HTT_EXT_STATS_PEER_INFO, + &cfg_params, + 0ULL); + if (ret) { + ath11k_warn(ar->ab, "failed to send htt peer stats request: %d\n", ret); + mutex_unlock(&ar->conf_mutex); + return ret; + } + + mutex_unlock(&ar->conf_mutex); + + ret = count; + + return ret; +} + +static const struct file_operations fops_htt_peer_stats_reset = { + .write = ath11k_write_htt_peer_stats_reset, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_read_peer_ps_state(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + char buf[20]; + int len; + + spin_lock_bh(&ar->data_lock); + + len = scnprintf(buf, sizeof(buf), "%d\n", arsta->peer_ps_state); + + spin_unlock_bh(&ar->data_lock); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static const struct file_operations fops_peer_ps_state = { + .open = simple_open, + .read = ath11k_dbg_sta_read_peer_ps_state, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_read_current_ps_duration(struct file *file, + char __user *user_buf, + size_t count, + loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + u64 time_since_station_in_power_save; + char buf[20]; + int len; + + spin_lock_bh(&ar->data_lock); + + if (arsta->peer_ps_state == WMI_PEER_PS_STATE_ON && + arsta->peer_current_ps_valid) + time_since_station_in_power_save = jiffies_to_msecs(jiffies + - arsta->ps_start_jiffies); + else + time_since_station_in_power_save = 0; + + len = scnprintf(buf, sizeof(buf), "%llu\n", + time_since_station_in_power_save); + spin_unlock_bh(&ar->data_lock); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static const struct file_operations fops_current_ps_duration = { + .open = simple_open, + .read = ath11k_dbg_sta_read_current_ps_duration, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_read_total_ps_duration(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_sta *sta = file->private_data; + struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv; + struct ath11k *ar = arsta->arvif->ar; + char buf[20]; + u64 power_save_duration; + int len; + + spin_lock_bh(&ar->data_lock); + + if (arsta->peer_ps_state == WMI_PEER_PS_STATE_ON && + arsta->peer_current_ps_valid) + power_save_duration = jiffies_to_msecs(jiffies + - arsta->ps_start_jiffies) + + arsta->ps_total_duration; + else + power_save_duration = arsta->ps_total_duration; + + len = scnprintf(buf, sizeof(buf), "%llu\n", power_save_duration); + + spin_unlock_bh(&ar->data_lock); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static const struct file_operations fops_total_ps_duration = { + .open = simple_open, + .read = ath11k_dbg_sta_read_total_ps_duration, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +void ath11k_debugfs_sta_op_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, struct dentry *dir) +{ + struct ath11k *ar = hw->priv; + + if (ath11k_debugfs_is_extd_tx_stats_enabled(ar)) + debugfs_create_file("tx_stats", 0400, dir, sta, + &fops_tx_stats); + if (ath11k_debugfs_is_extd_rx_stats_enabled(ar)) + debugfs_create_file("rx_stats", 0400, dir, sta, + &fops_rx_stats); + + debugfs_create_file("htt_peer_stats", 0400, dir, sta, + &fops_htt_peer_stats); + + debugfs_create_file("peer_pktlog", 0644, dir, sta, + &fops_peer_pktlog); + + debugfs_create_file("aggr_mode", 0644, dir, sta, &fops_aggr_mode); + debugfs_create_file("addba", 0200, dir, sta, &fops_addba); + debugfs_create_file("addba_resp", 0200, dir, sta, &fops_addba_resp); + debugfs_create_file("delba", 0200, dir, sta, &fops_delba); + + if (test_bit(WMI_TLV_SERVICE_PER_PEER_HTT_STATS_RESET, + ar->ab->wmi_ab.svc_map)) + debugfs_create_file("htt_peer_stats_reset", 0600, dir, sta, + &fops_htt_peer_stats_reset); + + debugfs_create_file("peer_ps_state", 0400, dir, sta, + &fops_peer_ps_state); + + if (test_bit(WMI_TLV_SERVICE_PEER_POWER_SAVE_DURATION_SUPPORT, + ar->ab->wmi_ab.svc_map)) { + debugfs_create_file("current_ps_duration", 0440, dir, sta, + &fops_current_ps_duration); + debugfs_create_file("total_ps_duration", 0440, dir, sta, + &fops_total_ps_duration); + } +} -- cgit v1.2.3