diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c | 1540 |
1 files changed, 1540 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c new file mode 100644 index 000000000000..ce80e7b5175b --- /dev/null +++ b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c @@ -0,0 +1,1540 @@ +// SPDX-License-Identifier: BSD-3-Clause-Clear +/* + * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include <linux/vmalloc.h> +#include "core.h" +#include "debug.h" +#include "debugfs_htt_stats.h" +#include "dp_tx.h" +#include "dp_rx.h" + +static u32 +print_array_to_buf(u8 *buf, u32 offset, const char *header, + const __le32 *array, u32 array_len, const char *footer) +{ + int index = 0; + u8 i; + + if (header) { + index += scnprintf(buf + offset, + ATH12K_HTT_STATS_BUF_SIZE - offset, + "%s = ", header); + } + for (i = 0; i < array_len; i++) { + index += scnprintf(buf + offset + index, + (ATH12K_HTT_STATS_BUF_SIZE - offset) - index, + " %u:%u,", i, le32_to_cpu(array[i])); + } + /* To overwrite the last trailing comma */ + index--; + *(buf + offset + index) = '\0'; + + if (footer) { + index += scnprintf(buf + offset + index, + (ATH12K_HTT_STATS_BUF_SIZE - offset) - index, + "%s", footer); + } + return index; +} + +static void +htt_print_tx_pdev_stats_cmn_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_cmn_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 mac_id_word; + + if (tag_len < sizeof(*htt_stats_buf)) + return; + + mac_id_word = le32_to_cpu(htt_stats_buf->mac_id__word); + + len += scnprintf(buf + len, buf_len - len, "HTT_TX_PDEV_STATS_CMN_TLV:\n"); + len += scnprintf(buf + len, buf_len - len, "mac_id = %u\n", + u32_get_bits(mac_id_word, ATH12K_HTT_STATS_MAC_ID)); + len += scnprintf(buf + len, buf_len - len, "comp_delivered = %u\n", + le32_to_cpu(htt_stats_buf->comp_delivered)); + len += scnprintf(buf + len, buf_len - len, "self_triggers = %u\n", + le32_to_cpu(htt_stats_buf->self_triggers)); + len += scnprintf(buf + len, buf_len - len, "hw_queued = %u\n", + le32_to_cpu(htt_stats_buf->hw_queued)); + len += scnprintf(buf + len, buf_len - len, "hw_reaped = %u\n", + le32_to_cpu(htt_stats_buf->hw_reaped)); + len += scnprintf(buf + len, buf_len - len, "underrun = %u\n", + le32_to_cpu(htt_stats_buf->underrun)); + len += scnprintf(buf + len, buf_len - len, "hw_paused = %u\n", + le32_to_cpu(htt_stats_buf->hw_paused)); + len += scnprintf(buf + len, buf_len - len, "hw_flush = %u\n", + le32_to_cpu(htt_stats_buf->hw_flush)); + len += scnprintf(buf + len, buf_len - len, "hw_filt = %u\n", + le32_to_cpu(htt_stats_buf->hw_filt)); + len += scnprintf(buf + len, buf_len - len, "tx_abort = %u\n", + le32_to_cpu(htt_stats_buf->tx_abort)); + len += scnprintf(buf + len, buf_len - len, "ppdu_ok = %u\n", + le32_to_cpu(htt_stats_buf->ppdu_ok)); + len += scnprintf(buf + len, buf_len - len, "mpdu_requeued = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_requed)); + len += scnprintf(buf + len, buf_len - len, "tx_xretry = %u\n", + le32_to_cpu(htt_stats_buf->tx_xretry)); + len += scnprintf(buf + len, buf_len - len, "data_rc = %u\n", + le32_to_cpu(htt_stats_buf->data_rc)); + len += scnprintf(buf + len, buf_len - len, "mpdu_dropped_xretry = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_dropped_xretry)); + len += scnprintf(buf + len, buf_len - len, "illegal_rate_phy_err = %u\n", + le32_to_cpu(htt_stats_buf->illgl_rate_phy_err)); + len += scnprintf(buf + len, buf_len - len, "cont_xretry = %u\n", + le32_to_cpu(htt_stats_buf->cont_xretry)); + len += scnprintf(buf + len, buf_len - len, "tx_timeout = %u\n", + le32_to_cpu(htt_stats_buf->tx_timeout)); + len += scnprintf(buf + len, buf_len - len, "tx_time_dur_data = %u\n", + le32_to_cpu(htt_stats_buf->tx_time_dur_data)); + len += scnprintf(buf + len, buf_len - len, "pdev_resets = %u\n", + le32_to_cpu(htt_stats_buf->pdev_resets)); + len += scnprintf(buf + len, buf_len - len, "phy_underrun = %u\n", + le32_to_cpu(htt_stats_buf->phy_underrun)); + len += scnprintf(buf + len, buf_len - len, "txop_ovf = %u\n", + le32_to_cpu(htt_stats_buf->txop_ovf)); + len += scnprintf(buf + len, buf_len - len, "seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->seq_posted)); + len += scnprintf(buf + len, buf_len - len, "seq_failed_queueing = %u\n", + le32_to_cpu(htt_stats_buf->seq_failed_queueing)); + len += scnprintf(buf + len, buf_len - len, "seq_completed = %u\n", + le32_to_cpu(htt_stats_buf->seq_completed)); + len += scnprintf(buf + len, buf_len - len, "seq_restarted = %u\n", + le32_to_cpu(htt_stats_buf->seq_restarted)); + len += scnprintf(buf + len, buf_len - len, "seq_txop_repost_stop = %u\n", + le32_to_cpu(htt_stats_buf->seq_txop_repost_stop)); + len += scnprintf(buf + len, buf_len - len, "next_seq_cancel = %u\n", + le32_to_cpu(htt_stats_buf->next_seq_cancel)); + len += scnprintf(buf + len, buf_len - len, "dl_mu_mimo_seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->mu_seq_posted)); + len += scnprintf(buf + len, buf_len - len, "dl_mu_ofdma_seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->mu_ofdma_seq_posted)); + len += scnprintf(buf + len, buf_len - len, "ul_mu_mimo_seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->ul_mumimo_seq_posted)); + len += scnprintf(buf + len, buf_len - len, "ul_mu_ofdma_seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->ul_ofdma_seq_posted)); + len += scnprintf(buf + len, buf_len - len, "mu_mimo_peer_blacklisted = %u\n", + le32_to_cpu(htt_stats_buf->num_mu_peer_blacklisted)); + len += scnprintf(buf + len, buf_len - len, "seq_qdepth_repost_stop = %u\n", + le32_to_cpu(htt_stats_buf->seq_qdepth_repost_stop)); + len += scnprintf(buf + len, buf_len - len, "seq_min_msdu_repost_stop = %u\n", + le32_to_cpu(htt_stats_buf->seq_min_msdu_repost_stop)); + len += scnprintf(buf + len, buf_len - len, "mu_seq_min_msdu_repost_stop = %u\n", + le32_to_cpu(htt_stats_buf->mu_seq_min_msdu_repost_stop)); + len += scnprintf(buf + len, buf_len - len, "seq_switch_hw_paused = %u\n", + le32_to_cpu(htt_stats_buf->seq_switch_hw_paused)); + len += scnprintf(buf + len, buf_len - len, "next_seq_posted_dsr = %u\n", + le32_to_cpu(htt_stats_buf->next_seq_posted_dsr)); + len += scnprintf(buf + len, buf_len - len, "seq_posted_isr = %u\n", + le32_to_cpu(htt_stats_buf->seq_posted_isr)); + len += scnprintf(buf + len, buf_len - len, "seq_ctrl_cached = %u\n", + le32_to_cpu(htt_stats_buf->seq_ctrl_cached)); + len += scnprintf(buf + len, buf_len - len, "mpdu_count_tqm = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_count_tqm)); + len += scnprintf(buf + len, buf_len - len, "msdu_count_tqm = %u\n", + le32_to_cpu(htt_stats_buf->msdu_count_tqm)); + len += scnprintf(buf + len, buf_len - len, "mpdu_removed_tqm = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_removed_tqm)); + len += scnprintf(buf + len, buf_len - len, "msdu_removed_tqm = %u\n", + le32_to_cpu(htt_stats_buf->msdu_removed_tqm)); + len += scnprintf(buf + len, buf_len - len, "remove_mpdus_max_retries = %u\n", + le32_to_cpu(htt_stats_buf->remove_mpdus_max_retries)); + len += scnprintf(buf + len, buf_len - len, "mpdus_sw_flush = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_sw_flush)); + len += scnprintf(buf + len, buf_len - len, "mpdus_hw_filter = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_hw_filter)); + len += scnprintf(buf + len, buf_len - len, "mpdus_truncated = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_truncated)); + len += scnprintf(buf + len, buf_len - len, "mpdus_ack_failed = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_ack_failed)); + len += scnprintf(buf + len, buf_len - len, "mpdus_expired = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_expired)); + len += scnprintf(buf + len, buf_len - len, "mpdus_seq_hw_retry = %u\n", + le32_to_cpu(htt_stats_buf->mpdus_seq_hw_retry)); + len += scnprintf(buf + len, buf_len - len, "ack_tlv_proc = %u\n", + le32_to_cpu(htt_stats_buf->ack_tlv_proc)); + len += scnprintf(buf + len, buf_len - len, "coex_abort_mpdu_cnt_valid = %u\n", + le32_to_cpu(htt_stats_buf->coex_abort_mpdu_cnt_valid)); + len += scnprintf(buf + len, buf_len - len, "coex_abort_mpdu_cnt = %u\n", + le32_to_cpu(htt_stats_buf->coex_abort_mpdu_cnt)); + len += scnprintf(buf + len, buf_len - len, "num_total_ppdus_tried_ota = %u\n", + le32_to_cpu(htt_stats_buf->num_total_ppdus_tried_ota)); + len += scnprintf(buf + len, buf_len - len, "num_data_ppdus_tried_ota = %u\n", + le32_to_cpu(htt_stats_buf->num_data_ppdus_tried_ota)); + len += scnprintf(buf + len, buf_len - len, "local_ctrl_mgmt_enqued = %u\n", + le32_to_cpu(htt_stats_buf->local_ctrl_mgmt_enqued)); + len += scnprintf(buf + len, buf_len - len, "local_ctrl_mgmt_freed = %u\n", + le32_to_cpu(htt_stats_buf->local_ctrl_mgmt_freed)); + len += scnprintf(buf + len, buf_len - len, "local_data_enqued = %u\n", + le32_to_cpu(htt_stats_buf->local_data_enqued)); + len += scnprintf(buf + len, buf_len - len, "local_data_freed = %u\n", + le32_to_cpu(htt_stats_buf->local_data_freed)); + len += scnprintf(buf + len, buf_len - len, "mpdu_tried = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_tried)); + len += scnprintf(buf + len, buf_len - len, "isr_wait_seq_posted = %u\n", + le32_to_cpu(htt_stats_buf->isr_wait_seq_posted)); + len += scnprintf(buf + len, buf_len - len, "tx_active_dur_us_low = %u\n", + le32_to_cpu(htt_stats_buf->tx_active_dur_us_low)); + len += scnprintf(buf + len, buf_len - len, "tx_active_dur_us_high = %u\n", + le32_to_cpu(htt_stats_buf->tx_active_dur_us_high)); + len += scnprintf(buf + len, buf_len - len, "fes_offsets_err_cnt = %u\n\n", + le32_to_cpu(htt_stats_buf->fes_offsets_err_cnt)); + + stats_req->buf_len = len; +} + +static void +htt_print_tx_pdev_stats_urrn_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_urrn_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + HTT_TX_PDEV_MAX_URRN_STATS); + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_URRN_TLV:\n"); + + len += print_array_to_buf(buf, len, "urrn_stats", htt_stats_buf->urrn_stats, + num_elems, "\n\n"); + + stats_req->buf_len = len; +} + +static void +htt_print_tx_pdev_stats_flush_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_flush_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + ATH12K_HTT_TX_PDEV_MAX_FLUSH_REASON_STATS); + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_FLUSH_TLV:\n"); + + len += print_array_to_buf(buf, len, "flush_errs", htt_stats_buf->flush_errs, + num_elems, "\n\n"); + + stats_req->buf_len = len; +} + +static void +htt_print_tx_pdev_stats_sifs_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_sifs_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + ATH12K_HTT_TX_PDEV_MAX_SIFS_BURST_STATS); + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_SIFS_TLV:\n"); + + len += print_array_to_buf(buf, len, "sifs_status", htt_stats_buf->sifs_status, + num_elems, "\n\n"); + + stats_req->buf_len = len; +} + +static void +htt_print_tx_pdev_mu_ppdu_dist_stats_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_mu_ppdu_dist_stats_tlv *htt_stats_buf = tag_buf; + char *mode; + u8 j, hw_mode, i, str_buf_len; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 stats_value; + u8 max_ppdu = ATH12K_HTT_STATS_MAX_NUM_MU_PPDU_PER_BURST; + u8 max_sched = ATH12K_HTT_STATS_MAX_NUM_SCHED_STATUS; + char str_buf[ATH12K_HTT_MAX_STRING_LEN]; + + if (tag_len < sizeof(*htt_stats_buf)) + return; + + hw_mode = le32_to_cpu(htt_stats_buf->hw_mode); + + switch (hw_mode) { + case ATH12K_HTT_STATS_HWMODE_AC: + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_AC_MU_PPDU_DISTRIBUTION_STATS:\n"); + mode = "ac"; + break; + case ATH12K_HTT_STATS_HWMODE_AX: + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_AX_MU_PPDU_DISTRIBUTION_STATS:\n"); + mode = "ax"; + break; + case ATH12K_HTT_STATS_HWMODE_BE: + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_BE_MU_PPDU_DISTRIBUTION_STATS:\n"); + mode = "be"; + break; + default: + return; + } + + for (i = 0; i < ATH12K_HTT_STATS_NUM_NR_BINS ; i++) { + len += scnprintf(buf + len, buf_len - len, + "%s_mu_mimo_num_seq_posted_nr%u = %u\n", mode, + ((i + 1) * 4), htt_stats_buf->num_seq_posted[i]); + str_buf_len = 0; + memset(str_buf, 0x0, sizeof(str_buf)); + for (j = 0; j < ATH12K_HTT_STATS_MAX_NUM_MU_PPDU_PER_BURST ; j++) { + stats_value = le32_to_cpu(htt_stats_buf->num_ppdu_posted_per_burst + [i * max_ppdu + j]); + str_buf_len += scnprintf(&str_buf[str_buf_len], + ATH12K_HTT_MAX_STRING_LEN - str_buf_len, + " %u:%u,", j, stats_value); + } + /* To overwrite the last trailing comma */ + str_buf[str_buf_len - 1] = '\0'; + len += scnprintf(buf + len, buf_len - len, + "%s_mu_mimo_num_ppdu_posted_per_burst_nr%u = %s\n", + mode, ((i + 1) * 4), str_buf); + str_buf_len = 0; + memset(str_buf, 0x0, sizeof(str_buf)); + for (j = 0; j < ATH12K_HTT_STATS_MAX_NUM_MU_PPDU_PER_BURST ; j++) { + stats_value = le32_to_cpu(htt_stats_buf->num_ppdu_cmpl_per_burst + [i * max_ppdu + j]); + str_buf_len += scnprintf(&str_buf[str_buf_len], + ATH12K_HTT_MAX_STRING_LEN - str_buf_len, + " %u:%u,", j, stats_value); + } + /* To overwrite the last trailing comma */ + str_buf[str_buf_len - 1] = '\0'; + len += scnprintf(buf + len, buf_len - len, + "%s_mu_mimo_num_ppdu_completed_per_burst_nr%u = %s\n", + mode, ((i + 1) * 4), str_buf); + str_buf_len = 0; + memset(str_buf, 0x0, sizeof(str_buf)); + for (j = 0; j < ATH12K_HTT_STATS_MAX_NUM_SCHED_STATUS ; j++) { + stats_value = le32_to_cpu(htt_stats_buf->num_seq_term_status + [i * max_sched + j]); + str_buf_len += scnprintf(&str_buf[str_buf_len], + ATH12K_HTT_MAX_STRING_LEN - str_buf_len, + " %u:%u,", j, stats_value); + } + /* To overwrite the last trailing comma */ + str_buf[str_buf_len - 1] = '\0'; + len += scnprintf(buf + len, buf_len - len, + "%s_mu_mimo_num_seq_term_status_nr%u = %s\n\n", + mode, ((i + 1) * 4), str_buf); + } + + stats_req->buf_len = len; +} + +static void +htt_print_tx_pdev_stats_sifs_hist_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_sifs_hist_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + ATH12K_HTT_TX_PDEV_MAX_SIFS_BURST_HIST_STATS); + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_SIFS_HIST_TLV:\n"); + + len += print_array_to_buf(buf, len, "sifs_hist_status", + htt_stats_buf->sifs_hist_status, num_elems, "\n\n"); + + stats_req->buf_len = len; +} + +static void +htt_print_pdev_ctrl_path_tx_stats_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_pdev_ctrl_path_tx_stats_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + + if (len < sizeof(*htt_stats_buf)) + return; + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_CTRL_PATH_TX_STATS:\n"); + len += print_array_to_buf(buf, len, "fw_tx_mgmt_subtype", + htt_stats_buf->fw_tx_mgmt_subtype, + ATH12K_HTT_STATS_SUBTYPE_MAX, "\n\n"); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_stats_tx_sched_cmn_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_stats_tx_sched_cmn_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 mac_id_word; + + if (tag_len < sizeof(*htt_stats_buf)) + return; + + mac_id_word = __le32_to_cpu(htt_stats_buf->mac_id__word); + + len += scnprintf(buf + len, buf_len - len, "HTT_STATS_TX_SCHED_CMN_TLV:\n"); + len += scnprintf(buf + len, buf_len - len, "mac_id = %u\n", + u32_get_bits(mac_id_word, ATH12K_HTT_STATS_MAC_ID)); + len += scnprintf(buf + len, buf_len - len, "current_timestamp = %u\n\n", + le32_to_cpu(htt_stats_buf->current_timestamp)); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_tx_pdev_stats_sched_per_txq_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_pdev_stats_sched_per_txq_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 mac_id_word; + + if (tag_len < sizeof(*htt_stats_buf)) + return; + + mac_id_word = __le32_to_cpu(htt_stats_buf->mac_id__word); + + len += scnprintf(buf + len, buf_len - len, + "HTT_TX_PDEV_STATS_SCHED_PER_TXQ_TLV:\n"); + len += scnprintf(buf + len, buf_len - len, "mac_id = %u\n", + u32_get_bits(mac_id_word, + ATH12K_HTT_TX_PDEV_STATS_SCHED_PER_TXQ_MAC_ID)); + len += scnprintf(buf + len, buf_len - len, "txq_id = %u\n", + u32_get_bits(mac_id_word, + ATH12K_HTT_TX_PDEV_STATS_SCHED_PER_TXQ_ID)); + len += scnprintf(buf + len, buf_len - len, "sched_policy = %u\n", + le32_to_cpu(htt_stats_buf->sched_policy)); + len += scnprintf(buf + len, buf_len - len, + "last_sched_cmd_posted_timestamp = %u\n", + le32_to_cpu(htt_stats_buf->last_sched_cmd_posted_timestamp)); + len += scnprintf(buf + len, buf_len - len, + "last_sched_cmd_compl_timestamp = %u\n", + le32_to_cpu(htt_stats_buf->last_sched_cmd_compl_timestamp)); + len += scnprintf(buf + len, buf_len - len, "sched_2_tac_lwm_count = %u\n", + le32_to_cpu(htt_stats_buf->sched_2_tac_lwm_count)); + len += scnprintf(buf + len, buf_len - len, "sched_2_tac_ring_full = %u\n", + le32_to_cpu(htt_stats_buf->sched_2_tac_ring_full)); + len += scnprintf(buf + len, buf_len - len, "sched_cmd_post_failure = %u\n", + le32_to_cpu(htt_stats_buf->sched_cmd_post_failure)); + len += scnprintf(buf + len, buf_len - len, "num_active_tids = %u\n", + le32_to_cpu(htt_stats_buf->num_active_tids)); + len += scnprintf(buf + len, buf_len - len, "num_ps_schedules = %u\n", + le32_to_cpu(htt_stats_buf->num_ps_schedules)); + len += scnprintf(buf + len, buf_len - len, "sched_cmds_pending = %u\n", + le32_to_cpu(htt_stats_buf->sched_cmds_pending)); + len += scnprintf(buf + len, buf_len - len, "num_tid_register = %u\n", + le32_to_cpu(htt_stats_buf->num_tid_register)); + len += scnprintf(buf + len, buf_len - len, "num_tid_unregister = %u\n", + le32_to_cpu(htt_stats_buf->num_tid_unregister)); + len += scnprintf(buf + len, buf_len - len, "num_qstats_queried = %u\n", + le32_to_cpu(htt_stats_buf->num_qstats_queried)); + len += scnprintf(buf + len, buf_len - len, "qstats_update_pending = %u\n", + le32_to_cpu(htt_stats_buf->qstats_update_pending)); + len += scnprintf(buf + len, buf_len - len, "last_qstats_query_timestamp = %u\n", + le32_to_cpu(htt_stats_buf->last_qstats_query_timestamp)); + len += scnprintf(buf + len, buf_len - len, "num_tqm_cmdq_full = %u\n", + le32_to_cpu(htt_stats_buf->num_tqm_cmdq_full)); + len += scnprintf(buf + len, buf_len - len, "num_de_sched_algo_trigger = %u\n", + le32_to_cpu(htt_stats_buf->num_de_sched_algo_trigger)); + len += scnprintf(buf + len, buf_len - len, "num_rt_sched_algo_trigger = %u\n", + le32_to_cpu(htt_stats_buf->num_rt_sched_algo_trigger)); + len += scnprintf(buf + len, buf_len - len, "num_tqm_sched_algo_trigger = %u\n", + le32_to_cpu(htt_stats_buf->num_tqm_sched_algo_trigger)); + len += scnprintf(buf + len, buf_len - len, "notify_sched = %u\n", + le32_to_cpu(htt_stats_buf->notify_sched)); + len += scnprintf(buf + len, buf_len - len, "dur_based_sendn_term = %u\n", + le32_to_cpu(htt_stats_buf->dur_based_sendn_term)); + len += scnprintf(buf + len, buf_len - len, "su_notify2_sched = %u\n", + le32_to_cpu(htt_stats_buf->su_notify2_sched)); + len += scnprintf(buf + len, buf_len - len, "su_optimal_queued_msdus_sched = %u\n", + le32_to_cpu(htt_stats_buf->su_optimal_queued_msdus_sched)); + len += scnprintf(buf + len, buf_len - len, "su_delay_timeout_sched = %u\n", + le32_to_cpu(htt_stats_buf->su_delay_timeout_sched)); + len += scnprintf(buf + len, buf_len - len, "su_min_txtime_sched_delay = %u\n", + le32_to_cpu(htt_stats_buf->su_min_txtime_sched_delay)); + len += scnprintf(buf + len, buf_len - len, "su_no_delay = %u\n", + le32_to_cpu(htt_stats_buf->su_no_delay)); + len += scnprintf(buf + len, buf_len - len, "num_supercycles = %u\n", + le32_to_cpu(htt_stats_buf->num_supercycles)); + len += scnprintf(buf + len, buf_len - len, "num_subcycles_with_sort = %u\n", + le32_to_cpu(htt_stats_buf->num_subcycles_with_sort)); + len += scnprintf(buf + len, buf_len - len, "num_subcycles_no_sort = %u\n\n", + le32_to_cpu(htt_stats_buf->num_subcycles_no_sort)); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_sched_txq_cmd_posted_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_sched_txq_cmd_posted_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elements = tag_len >> 2; + + len += scnprintf(buf + len, buf_len - len, "HTT_SCHED_TXQ_CMD_POSTED_TLV:\n"); + len += print_array_to_buf(buf, len, "sched_cmd_posted", + htt_stats_buf->sched_cmd_posted, num_elements, "\n\n"); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_sched_txq_cmd_reaped_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_sched_txq_cmd_reaped_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elements = tag_len >> 2; + + len += scnprintf(buf + len, buf_len - len, "HTT_SCHED_TXQ_CMD_REAPED_TLV:\n"); + len += print_array_to_buf(buf, len, "sched_cmd_reaped", + htt_stats_buf->sched_cmd_reaped, num_elements, "\n\n"); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_sched_txq_sched_order_su_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_sched_txq_sched_order_su_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 sched_order_su_num_entries = min_t(u32, (tag_len >> 2), + ATH12K_HTT_TX_PDEV_NUM_SCHED_ORDER_LOG); + + len += scnprintf(buf + len, buf_len - len, + "HTT_SCHED_TXQ_SCHED_ORDER_SU_TLV:\n"); + len += print_array_to_buf(buf, len, "sched_order_su", + htt_stats_buf->sched_order_su, + sched_order_su_num_entries, "\n\n"); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_sched_txq_sched_ineligibility_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_sched_txq_sched_ineligibility_tlv *htt_stats_buf = + tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 sched_ineligibility_num_entries = tag_len >> 2; + + len += scnprintf(buf + len, buf_len - len, + "HTT_SCHED_TXQ_SCHED_INELIGIBILITY:\n"); + len += print_array_to_buf(buf, len, "sched_ineligibility", + htt_stats_buf->sched_ineligibility, + sched_ineligibility_num_entries, "\n\n"); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_sched_txq_supercycle_trigger_tlv(const void *tag_buf, + u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_sched_txq_supercycle_triggers_tlv *htt_stats_buf = + tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + ATH12K_HTT_SCHED_SUPERCYCLE_TRIGGER_MAX); + + len += scnprintf(buf + len, buf_len - len, + "HTT_SCHED_TXQ_SUPERCYCLE_TRIGGER:\n"); + len += print_array_to_buf(buf, len, "supercycle_triggers", + htt_stats_buf->supercycle_triggers, num_elems, "\n\n"); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_hw_stats_pdev_errs_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_hw_stats_pdev_errs_tlv *htt_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 mac_id_word; + + if (tag_len < sizeof(*htt_buf)) + return; + + mac_id_word = le32_to_cpu(htt_buf->mac_id__word); + + len += scnprintf(buf + len, buf_len - len, "HTT_HW_STATS_PDEV_ERRS_TLV:\n"); + len += scnprintf(buf + len, buf_len - len, "mac_id = %u\n", + u32_get_bits(mac_id_word, ATH12K_HTT_STATS_MAC_ID)); + len += scnprintf(buf + len, buf_len - len, "tx_abort = %u\n", + le32_to_cpu(htt_buf->tx_abort)); + len += scnprintf(buf + len, buf_len - len, "tx_abort_fail_count = %u\n", + le32_to_cpu(htt_buf->tx_abort_fail_count)); + len += scnprintf(buf + len, buf_len - len, "rx_abort = %u\n", + le32_to_cpu(htt_buf->rx_abort)); + len += scnprintf(buf + len, buf_len - len, "rx_abort_fail_count = %u\n", + le32_to_cpu(htt_buf->rx_abort_fail_count)); + len += scnprintf(buf + len, buf_len - len, "rx_flush_cnt = %u\n", + le32_to_cpu(htt_buf->rx_flush_cnt)); + len += scnprintf(buf + len, buf_len - len, "warm_reset = %u\n", + le32_to_cpu(htt_buf->warm_reset)); + len += scnprintf(buf + len, buf_len - len, "cold_reset = %u\n", + le32_to_cpu(htt_buf->cold_reset)); + len += scnprintf(buf + len, buf_len - len, "mac_cold_reset_restore_cal = %u\n", + le32_to_cpu(htt_buf->mac_cold_reset_restore_cal)); + len += scnprintf(buf + len, buf_len - len, "mac_cold_reset = %u\n", + le32_to_cpu(htt_buf->mac_cold_reset)); + len += scnprintf(buf + len, buf_len - len, "mac_warm_reset = %u\n", + le32_to_cpu(htt_buf->mac_warm_reset)); + len += scnprintf(buf + len, buf_len - len, "mac_only_reset = %u\n", + le32_to_cpu(htt_buf->mac_only_reset)); + len += scnprintf(buf + len, buf_len - len, "phy_warm_reset = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset)); + len += scnprintf(buf + len, buf_len - len, "phy_warm_reset_ucode_trig = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_ucode_trig)); + len += scnprintf(buf + len, buf_len - len, "mac_warm_reset_restore_cal = %u\n", + le32_to_cpu(htt_buf->mac_warm_reset_restore_cal)); + len += scnprintf(buf + len, buf_len - len, "mac_sfm_reset = %u\n", + le32_to_cpu(htt_buf->mac_sfm_reset)); + len += scnprintf(buf + len, buf_len - len, "phy_warm_reset_m3_ssr = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_m3_ssr)); + len += scnprintf(buf + len, buf_len - len, "fw_rx_rings_reset = %u\n", + le32_to_cpu(htt_buf->fw_rx_rings_reset)); + len += scnprintf(buf + len, buf_len - len, "tx_flush = %u\n", + le32_to_cpu(htt_buf->tx_flush)); + len += scnprintf(buf + len, buf_len - len, "tx_glb_reset = %u\n", + le32_to_cpu(htt_buf->tx_glb_reset)); + len += scnprintf(buf + len, buf_len - len, "tx_txq_reset = %u\n", + le32_to_cpu(htt_buf->tx_txq_reset)); + len += scnprintf(buf + len, buf_len - len, "rx_timeout_reset = %u\n\n", + le32_to_cpu(htt_buf->rx_timeout_reset)); + + len += scnprintf(buf + len, buf_len - len, "PDEV_PHY_WARM_RESET_REASONS:\n"); + len += scnprintf(buf + len, buf_len - len, "phy_warm_reset_reason_phy_m3 = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_reason_phy_m3)); + len += scnprintf(buf + len, buf_len - len, + "phy_warm_reset_reason_tx_hw_stuck = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_reason_tx_hw_stuck)); + len += scnprintf(buf + len, buf_len - len, + "phy_warm_reset_reason_num_cca_rx_frame_stuck = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_reason_num_rx_frame_stuck)); + len += scnprintf(buf + len, buf_len - len, + "phy_warm_reset_reason_wal_rx_recovery_rst_rx_busy = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_reason_wal_rx_rec_rx_busy)); + len += scnprintf(buf + len, buf_len - len, + "phy_warm_reset_reason_wal_rx_recovery_rst_mac_hang = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_reason_wal_rx_rec_mac_hng)); + len += scnprintf(buf + len, buf_len - len, + "phy_warm_reset_reason_mac_reset_converted_phy_reset = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_reason_mac_conv_phy_reset)); + len += scnprintf(buf + len, buf_len - len, + "phy_warm_reset_reason_tx_lifetime_expiry_cca_stuck = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_reason_tx_exp_cca_stuck)); + len += scnprintf(buf + len, buf_len - len, + "phy_warm_reset_reason_tx_consecutive_flush9_war = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_reason_tx_consec_flsh_war)); + len += scnprintf(buf + len, buf_len - len, + "phy_warm_reset_reason_tx_hwsch_reset_war = %u\n", + le32_to_cpu(htt_buf->phy_warm_reset_reason_tx_hwsch_reset_war)); + len += scnprintf(buf + len, buf_len - len, + "phy_warm_reset_reason_hwsch_wdog_or_cca_wdog_war = %u\n\n", + le32_to_cpu(htt_buf->phy_warm_reset_reason_hwsch_cca_wdog_war)); + + len += scnprintf(buf + len, buf_len - len, "WAL_RX_RECOVERY_STATS:\n"); + len += scnprintf(buf + len, buf_len - len, + "wal_rx_recovery_rst_mac_hang_count = %u\n", + le32_to_cpu(htt_buf->wal_rx_recovery_rst_mac_hang_cnt)); + len += scnprintf(buf + len, buf_len - len, + "wal_rx_recovery_rst_known_sig_count = %u\n", + le32_to_cpu(htt_buf->wal_rx_recovery_rst_known_sig_cnt)); + len += scnprintf(buf + len, buf_len - len, + "wal_rx_recovery_rst_no_rx_count = %u\n", + le32_to_cpu(htt_buf->wal_rx_recovery_rst_no_rx_cnt)); + len += scnprintf(buf + len, buf_len - len, + "wal_rx_recovery_rst_no_rx_consecutive_count = %u\n", + le32_to_cpu(htt_buf->wal_rx_recovery_rst_no_rx_consec_cnt)); + len += scnprintf(buf + len, buf_len - len, + "wal_rx_recovery_rst_rx_busy_count = %u\n", + le32_to_cpu(htt_buf->wal_rx_recovery_rst_rx_busy_cnt)); + len += scnprintf(buf + len, buf_len - len, + "wal_rx_recovery_rst_phy_mac_hang_count = %u\n\n", + le32_to_cpu(htt_buf->wal_rx_recovery_rst_phy_mac_hang_cnt)); + + len += scnprintf(buf + len, buf_len - len, "HTT_RX_DEST_DRAIN_STATS:\n"); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_rx_descs_leak_prevention_done = %u\n", + le32_to_cpu(htt_buf->rx_dest_drain_rx_descs_leak_prevented)); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_rx_descs_saved_cnt = %u\n", + le32_to_cpu(htt_buf->rx_dest_drain_rx_descs_saved_cnt)); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_rxdma2reo_leak_detected = %u\n", + le32_to_cpu(htt_buf->rx_dest_drain_rxdma2reo_leak_detected)); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_rxdma2fw_leak_detected = %u\n", + le32_to_cpu(htt_buf->rx_dest_drain_rxdma2fw_leak_detected)); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_rxdma2wbm_leak_detected = %u\n", + le32_to_cpu(htt_buf->rx_dest_drain_rxdma2wbm_leak_detected)); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_rxdma1_2sw_leak_detected = %u\n", + le32_to_cpu(htt_buf->rx_dest_drain_rxdma1_2sw_leak_detected)); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_rx_drain_ok_mac_idle = %u\n", + le32_to_cpu(htt_buf->rx_dest_drain_rx_drain_ok_mac_idle)); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_ok_mac_not_idle = %u\n", + le32_to_cpu(htt_buf->rx_dest_drain_ok_mac_not_idle)); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_prerequisite_invld = %u\n", + le32_to_cpu(htt_buf->rx_dest_drain_prerequisite_invld)); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_skip_for_non_lmac_reset = %u\n", + le32_to_cpu(htt_buf->rx_dest_drain_skip_non_lmac_reset)); + len += scnprintf(buf + len, buf_len - len, + "rx_dest_drain_hw_fifo_not_empty_post_drain_wait = %u\n\n", + le32_to_cpu(htt_buf->rx_dest_drain_hw_fifo_notempty_post_wait)); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_hw_stats_intr_misc_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_hw_stats_intr_misc_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + + if (tag_len < sizeof(*htt_stats_buf)) + return; + + len += scnprintf(buf + len, buf_len - len, "HTT_HW_STATS_INTR_MISC_TLV:\n"); + len += scnprintf(buf + len, buf_len - len, "hw_intr_name = %s\n", + htt_stats_buf->hw_intr_name); + len += scnprintf(buf + len, buf_len - len, "mask = %u\n", + le32_to_cpu(htt_stats_buf->mask)); + len += scnprintf(buf + len, buf_len - len, "count = %u\n\n", + le32_to_cpu(htt_stats_buf->count)); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_hw_stats_whal_tx_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_hw_stats_whal_tx_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 mac_id_word; + + if (tag_len < sizeof(*htt_stats_buf)) + return; + + mac_id_word = __le32_to_cpu(htt_stats_buf->mac_id__word); + + len += scnprintf(buf + len, buf_len - len, "HTT_HW_STATS_WHAL_TX_TLV:\n"); + len += scnprintf(buf + len, buf_len - len, "mac_id = %u\n", + u32_get_bits(mac_id_word, ATH12K_HTT_STATS_MAC_ID)); + len += scnprintf(buf + len, buf_len - len, "last_unpause_ppdu_id = %u\n", + le32_to_cpu(htt_stats_buf->last_unpause_ppdu_id)); + len += scnprintf(buf + len, buf_len - len, "hwsch_unpause_wait_tqm_write = %u\n", + le32_to_cpu(htt_stats_buf->hwsch_unpause_wait_tqm_write)); + len += scnprintf(buf + len, buf_len - len, "hwsch_dummy_tlv_skipped = %u\n", + le32_to_cpu(htt_stats_buf->hwsch_dummy_tlv_skipped)); + len += scnprintf(buf + len, buf_len - len, + "hwsch_misaligned_offset_received = %u\n", + le32_to_cpu(htt_stats_buf->hwsch_misaligned_offset_received)); + len += scnprintf(buf + len, buf_len - len, "hwsch_reset_count = %u\n", + le32_to_cpu(htt_stats_buf->hwsch_reset_count)); + len += scnprintf(buf + len, buf_len - len, "hwsch_dev_reset_war = %u\n", + le32_to_cpu(htt_stats_buf->hwsch_dev_reset_war)); + len += scnprintf(buf + len, buf_len - len, "hwsch_delayed_pause = %u\n", + le32_to_cpu(htt_stats_buf->hwsch_delayed_pause)); + len += scnprintf(buf + len, buf_len - len, "hwsch_long_delayed_pause = %u\n", + le32_to_cpu(htt_stats_buf->hwsch_long_delayed_pause)); + len += scnprintf(buf + len, buf_len - len, "sch_rx_ppdu_no_response = %u\n", + le32_to_cpu(htt_stats_buf->sch_rx_ppdu_no_response)); + len += scnprintf(buf + len, buf_len - len, "sch_selfgen_response = %u\n", + le32_to_cpu(htt_stats_buf->sch_selfgen_response)); + len += scnprintf(buf + len, buf_len - len, "sch_rx_sifs_resp_trigger= %u\n\n", + le32_to_cpu(htt_stats_buf->sch_rx_sifs_resp_trigger)); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_hw_war_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_hw_war_stats_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 fixed_len, array_len; + u8 i, array_words; + u32 mac_id; + + if (tag_len < sizeof(*htt_stats_buf)) + return; + + mac_id = __le32_to_cpu(htt_stats_buf->mac_id__word); + fixed_len = sizeof(*htt_stats_buf); + array_len = tag_len - fixed_len; + array_words = array_len >> 2; + + len += scnprintf(buf + len, buf_len - len, "HTT_HW_WAR_STATS_TLV:\n"); + len += scnprintf(buf + len, buf_len - len, "mac_id = %u\n", + u32_get_bits(mac_id, ATH12K_HTT_STATS_MAC_ID)); + + for (i = 0; i < array_words; i++) { + len += scnprintf(buf + len, buf_len - len, "hw_war %u = %u\n\n", + i, le32_to_cpu(htt_stats_buf->hw_wars[i])); + } + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_tx_tqm_cmn_stats_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_tqm_cmn_stats_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u32 mac_id_word; + + if (tag_len < sizeof(*htt_stats_buf)) + return; + + mac_id_word = __le32_to_cpu(htt_stats_buf->mac_id__word); + + len += scnprintf(buf + len, buf_len - len, "HTT_TX_TQM_CMN_STATS_TLV:\n"); + len += scnprintf(buf + len, buf_len - len, "mac_id = %u\n", + u32_get_bits(mac_id_word, ATH12K_HTT_STATS_MAC_ID)); + len += scnprintf(buf + len, buf_len - len, "max_cmdq_id = %u\n", + le32_to_cpu(htt_stats_buf->max_cmdq_id)); + len += scnprintf(buf + len, buf_len - len, "list_mpdu_cnt_hist_intvl = %u\n", + le32_to_cpu(htt_stats_buf->list_mpdu_cnt_hist_intvl)); + len += scnprintf(buf + len, buf_len - len, "add_msdu = %u\n", + le32_to_cpu(htt_stats_buf->add_msdu)); + len += scnprintf(buf + len, buf_len - len, "q_empty = %u\n", + le32_to_cpu(htt_stats_buf->q_empty)); + len += scnprintf(buf + len, buf_len - len, "q_not_empty = %u\n", + le32_to_cpu(htt_stats_buf->q_not_empty)); + len += scnprintf(buf + len, buf_len - len, "drop_notification = %u\n", + le32_to_cpu(htt_stats_buf->drop_notification)); + len += scnprintf(buf + len, buf_len - len, "desc_threshold = %u\n", + le32_to_cpu(htt_stats_buf->desc_threshold)); + len += scnprintf(buf + len, buf_len - len, "hwsch_tqm_invalid_status = %u\n", + le32_to_cpu(htt_stats_buf->hwsch_tqm_invalid_status)); + len += scnprintf(buf + len, buf_len - len, "missed_tqm_gen_mpdus = %u\n", + le32_to_cpu(htt_stats_buf->missed_tqm_gen_mpdus)); + len += scnprintf(buf + len, buf_len - len, + "total_msduq_timestamp_updates = %u\n", + le32_to_cpu(htt_stats_buf->msduq_timestamp_updates)); + len += scnprintf(buf + len, buf_len - len, + "total_msduq_timestamp_updates_by_get_mpdu_head_info_cmd = %u\n", + le32_to_cpu(htt_stats_buf->msduq_updates_mpdu_head_info_cmd)); + len += scnprintf(buf + len, buf_len - len, + "total_msduq_timestamp_updates_by_emp_to_nonemp_status = %u\n", + le32_to_cpu(htt_stats_buf->msduq_updates_emp_to_nonemp_status)); + len += scnprintf(buf + len, buf_len - len, + "total_get_mpdu_head_info_cmds_by_sched_algo_la_query = %u\n", + le32_to_cpu(htt_stats_buf->get_mpdu_head_info_cmds_by_query)); + len += scnprintf(buf + len, buf_len - len, + "total_get_mpdu_head_info_cmds_by_tac = %u\n", + le32_to_cpu(htt_stats_buf->get_mpdu_head_info_cmds_by_tac)); + len += scnprintf(buf + len, buf_len - len, + "total_gen_mpdu_cmds_by_sched_algo_la_query = %u\n", + le32_to_cpu(htt_stats_buf->gen_mpdu_cmds_by_query)); + len += scnprintf(buf + len, buf_len - len, "active_tqm_tids = %u\n", + le32_to_cpu(htt_stats_buf->tqm_active_tids)); + len += scnprintf(buf + len, buf_len - len, "inactive_tqm_tids = %u\n", + le32_to_cpu(htt_stats_buf->tqm_inactive_tids)); + len += scnprintf(buf + len, buf_len - len, "tqm_active_msduq_flows = %u\n", + le32_to_cpu(htt_stats_buf->tqm_active_msduq_flows)); + len += scnprintf(buf + len, buf_len - len, "hi_prio_q_not_empty = %u\n\n", + le32_to_cpu(htt_stats_buf->high_prio_q_not_empty)); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_tx_tqm_error_stats_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_tqm_error_stats_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + + if (tag_len < sizeof(*htt_stats_buf)) + return; + + len += scnprintf(buf + len, buf_len - len, "HTT_TX_TQM_ERROR_STATS_TLV:\n"); + len += scnprintf(buf + len, buf_len - len, "q_empty_failure = %u\n", + le32_to_cpu(htt_stats_buf->q_empty_failure)); + len += scnprintf(buf + len, buf_len - len, "q_not_empty_failure = %u\n", + le32_to_cpu(htt_stats_buf->q_not_empty_failure)); + len += scnprintf(buf + len, buf_len - len, "add_msdu_failure = %u\n\n", + le32_to_cpu(htt_stats_buf->add_msdu_failure)); + + len += scnprintf(buf + len, buf_len - len, "TQM_ERROR_RESET_STATS:\n"); + len += scnprintf(buf + len, buf_len - len, "tqm_cache_ctl_err = %u\n", + le32_to_cpu(htt_stats_buf->tqm_cache_ctl_err)); + len += scnprintf(buf + len, buf_len - len, "tqm_soft_reset = %u\n", + le32_to_cpu(htt_stats_buf->tqm_soft_reset)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_total_num_in_use_link_descs = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_num_in_use_link_descs)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_worst_case_num_lost_link_descs = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_num_lost_link_descs)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_worst_case_num_lost_host_tx_bufs_count = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_num_lost_host_tx_buf_cnt)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_num_in_use_link_descs_internal_tqm = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_num_in_use_internal_tqm)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_num_in_use_link_descs_wbm_idle_link_ring = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_num_in_use_idle_link_rng)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_time_to_tqm_hang_delta_ms = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_time_to_tqm_hang_delta_ms)); + len += scnprintf(buf + len, buf_len - len, "tqm_reset_recovery_time_ms = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_recovery_time_ms)); + len += scnprintf(buf + len, buf_len - len, "tqm_reset_num_peers_hdl = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_num_peers_hdl)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_cumm_dirty_hw_mpduq_proc_cnt = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_cumm_dirty_hw_mpduq_cnt)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_cumm_dirty_hw_msduq_proc = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_cumm_dirty_hw_msduq_proc)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_flush_cache_cmd_su_cnt = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_flush_cache_cmd_su_cnt)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_flush_cache_cmd_other_cnt = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_flush_cache_cmd_other_cnt)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_flush_cache_cmd_trig_type = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_flush_cache_cmd_trig_type)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_flush_cache_cmd_trig_cfg = %u\n", + le32_to_cpu(htt_stats_buf->tqm_reset_flush_cache_cmd_trig_cfg)); + len += scnprintf(buf + len, buf_len - len, + "tqm_reset_flush_cache_cmd_skip_cmd_status_null = %u\n\n", + le32_to_cpu(htt_stats_buf->tqm_reset_flush_cmd_skp_status_null)); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_tx_tqm_gen_mpdu_stats_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_tqm_gen_mpdu_stats_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elements = tag_len >> 2; + + len += scnprintf(buf + len, buf_len - len, "HTT_TX_TQM_GEN_MPDU_STATS_TLV:\n"); + len += print_array_to_buf(buf, len, "gen_mpdu_end_reason", + htt_stats_buf->gen_mpdu_end_reason, num_elements, + "\n\n"); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_tx_tqm_list_mpdu_stats_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_tqm_list_mpdu_stats_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + ATH12K_HTT_TX_TQM_MAX_LIST_MPDU_END_REASON); + + len += scnprintf(buf + len, buf_len - len, "HTT_TX_TQM_LIST_MPDU_STATS_TLV:\n"); + len += print_array_to_buf(buf, len, "list_mpdu_end_reason", + htt_stats_buf->list_mpdu_end_reason, num_elems, "\n\n"); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_tx_tqm_list_mpdu_cnt_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_tqm_list_mpdu_cnt_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + u16 num_elems = min_t(u16, (tag_len >> 2), + ATH12K_HTT_TX_TQM_MAX_LIST_MPDU_CNT_HISTOGRAM_BINS); + + len += scnprintf(buf + len, buf_len - len, "HTT_TX_TQM_LIST_MPDU_CNT_TLV_V:\n"); + len += print_array_to_buf(buf, len, "list_mpdu_cnt_hist", + htt_stats_buf->list_mpdu_cnt_hist, num_elems, "\n\n"); + + stats_req->buf_len = len; +} + +static void +ath12k_htt_print_tx_tqm_pdev_stats_tlv(const void *tag_buf, u16 tag_len, + struct debug_htt_stats_req *stats_req) +{ + const struct ath12k_htt_tx_tqm_pdev_stats_tlv *htt_stats_buf = tag_buf; + u8 *buf = stats_req->buf; + u32 len = stats_req->buf_len; + u32 buf_len = ATH12K_HTT_STATS_BUF_SIZE; + + if (tag_len < sizeof(*htt_stats_buf)) + return; + + len += scnprintf(buf + len, buf_len - len, "HTT_TX_TQM_PDEV_STATS_TLV_V:\n"); + len += scnprintf(buf + len, buf_len - len, "msdu_count = %u\n", + le32_to_cpu(htt_stats_buf->msdu_count)); + len += scnprintf(buf + len, buf_len - len, "mpdu_count = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_count)); + len += scnprintf(buf + len, buf_len - len, "remove_msdu = %u\n", + le32_to_cpu(htt_stats_buf->remove_msdu)); + len += scnprintf(buf + len, buf_len - len, "remove_mpdu = %u\n", + le32_to_cpu(htt_stats_buf->remove_mpdu)); + len += scnprintf(buf + len, buf_len - len, "remove_msdu_ttl = %u\n", + le32_to_cpu(htt_stats_buf->remove_msdu_ttl)); + len += scnprintf(buf + len, buf_len - len, "send_bar = %u\n", + le32_to_cpu(htt_stats_buf->send_bar)); + len += scnprintf(buf + len, buf_len - len, "bar_sync = %u\n", + le32_to_cpu(htt_stats_buf->bar_sync)); + len += scnprintf(buf + len, buf_len - len, "notify_mpdu = %u\n", + le32_to_cpu(htt_stats_buf->notify_mpdu)); + len += scnprintf(buf + len, buf_len - len, "sync_cmd = %u\n", + le32_to_cpu(htt_stats_buf->sync_cmd)); + len += scnprintf(buf + len, buf_len - len, "write_cmd = %u\n", + le32_to_cpu(htt_stats_buf->write_cmd)); + len += scnprintf(buf + len, buf_len - len, "hwsch_trigger = %u\n", + le32_to_cpu(htt_stats_buf->hwsch_trigger)); + len += scnprintf(buf + len, buf_len - len, "ack_tlv_proc = %u\n", + le32_to_cpu(htt_stats_buf->ack_tlv_proc)); + len += scnprintf(buf + len, buf_len - len, "gen_mpdu_cmd = %u\n", + le32_to_cpu(htt_stats_buf->gen_mpdu_cmd)); + len += scnprintf(buf + len, buf_len - len, "gen_list_cmd = %u\n", + le32_to_cpu(htt_stats_buf->gen_list_cmd)); + len += scnprintf(buf + len, buf_len - len, "remove_mpdu_cmd = %u\n", + le32_to_cpu(htt_stats_buf->remove_mpdu_cmd)); + len += scnprintf(buf + len, buf_len - len, "remove_mpdu_tried_cmd = %u\n", + le32_to_cpu(htt_stats_buf->remove_mpdu_tried_cmd)); + len += scnprintf(buf + len, buf_len - len, "mpdu_queue_stats_cmd = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_queue_stats_cmd)); + len += scnprintf(buf + len, buf_len - len, "mpdu_head_info_cmd = %u\n", + le32_to_cpu(htt_stats_buf->mpdu_head_info_cmd)); + len += scnprintf(buf + len, buf_len - len, "msdu_flow_stats_cmd = %u\n", + le32_to_cpu(htt_stats_buf->msdu_flow_stats_cmd)); + len += scnprintf(buf + len, buf_len - len, "remove_msdu_cmd = %u\n", + le32_to_cpu(htt_stats_buf->remove_msdu_cmd)); + len += scnprintf(buf + len, buf_len - len, "remove_msdu_ttl_cmd = %u\n", + le32_to_cpu(htt_stats_buf->remove_msdu_ttl_cmd)); + len += scnprintf(buf + len, buf_len - len, "flush_cache_cmd = %u\n", + le32_to_cpu(htt_stats_buf->flush_cache_cmd)); + len += scnprintf(buf + len, buf_len - len, "update_mpduq_cmd = %u\n", + le32_to_cpu(htt_stats_buf->update_mpduq_cmd)); + len += scnprintf(buf + len, buf_len - len, "enqueue = %u\n", + le32_to_cpu(htt_stats_buf->enqueue)); + len += scnprintf(buf + len, buf_len - len, "enqueue_notify = %u\n", + le32_to_cpu(htt_stats_buf->enqueue_notify)); + len += scnprintf(buf + len, buf_len - len, "notify_mpdu_at_head = %u\n", + le32_to_cpu(htt_stats_buf->notify_mpdu_at_head)); + len += scnprintf(buf + len, buf_len - len, "notify_mpdu_state_valid = %u\n", + le32_to_cpu(htt_stats_buf->notify_mpdu_state_valid)); + len += scnprintf(buf + len, buf_len - len, "sched_udp_notify1 = %u\n", + le32_to_cpu(htt_stats_buf->sched_udp_notify1)); + len += scnprintf(buf + len, buf_len - len, "sched_udp_notify2 = %u\n", + le32_to_cpu(htt_stats_buf->sched_udp_notify2)); + len += scnprintf(buf + len, buf_len - len, "sched_nonudp_notify1 = %u\n", + le32_to_cpu(htt_stats_buf->sched_nonudp_notify1)); + len += scnprintf(buf + len, buf_len - len, "sched_nonudp_notify2 = %u\n\n", + le32_to_cpu(htt_stats_buf->sched_nonudp_notify2)); + + stats_req->buf_len = len; +} + +static int ath12k_dbg_htt_ext_stats_parse(struct ath12k_base *ab, + u16 tag, u16 len, const void *tag_buf, + void *user_data) +{ + struct debug_htt_stats_req *stats_req = user_data; + + switch (tag) { + case HTT_STATS_TX_PDEV_CMN_TAG: + htt_print_tx_pdev_stats_cmn_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_PDEV_UNDERRUN_TAG: + htt_print_tx_pdev_stats_urrn_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_PDEV_SIFS_TAG: + htt_print_tx_pdev_stats_sifs_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_PDEV_FLUSH_TAG: + htt_print_tx_pdev_stats_flush_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_PDEV_SIFS_HIST_TAG: + htt_print_tx_pdev_stats_sifs_hist_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_PDEV_CTRL_PATH_TX_STATS_TAG: + htt_print_pdev_ctrl_path_tx_stats_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_MU_PPDU_DIST_TAG: + htt_print_tx_pdev_mu_ppdu_dist_stats_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_SCHED_CMN_TAG: + ath12k_htt_print_stats_tx_sched_cmn_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_PDEV_SCHEDULER_TXQ_STATS_TAG: + ath12k_htt_print_tx_pdev_stats_sched_per_txq_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_SCHED_TXQ_CMD_POSTED_TAG: + ath12k_htt_print_sched_txq_cmd_posted_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_SCHED_TXQ_CMD_REAPED_TAG: + ath12k_htt_print_sched_txq_cmd_reaped_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_SCHED_TXQ_SCHED_ORDER_SU_TAG: + ath12k_htt_print_sched_txq_sched_order_su_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_SCHED_TXQ_SCHED_INELIGIBILITY_TAG: + ath12k_htt_print_sched_txq_sched_ineligibility_tlv(tag_buf, len, + stats_req); + break; + case HTT_STATS_SCHED_TXQ_SUPERCYCLE_TRIGGER_TAG: + ath12k_htt_print_sched_txq_supercycle_trigger_tlv(tag_buf, len, + stats_req); + break; + case HTT_STATS_HW_PDEV_ERRS_TAG: + ath12k_htt_print_hw_stats_pdev_errs_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_HW_INTR_MISC_TAG: + ath12k_htt_print_hw_stats_intr_misc_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_WHAL_TX_TAG: + ath12k_htt_print_hw_stats_whal_tx_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_HW_WAR_TAG: + ath12k_htt_print_hw_war_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_TQM_CMN_TAG: + ath12k_htt_print_tx_tqm_cmn_stats_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_TQM_ERROR_STATS_TAG: + ath12k_htt_print_tx_tqm_error_stats_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_TQM_GEN_MPDU_TAG: + ath12k_htt_print_tx_tqm_gen_mpdu_stats_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_TQM_LIST_MPDU_TAG: + ath12k_htt_print_tx_tqm_list_mpdu_stats_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_TQM_LIST_MPDU_CNT_TAG: + ath12k_htt_print_tx_tqm_list_mpdu_cnt_tlv(tag_buf, len, stats_req); + break; + case HTT_STATS_TX_TQM_PDEV_TAG: + ath12k_htt_print_tx_tqm_pdev_stats_tlv(tag_buf, len, stats_req); + break; + default: + break; + } + + return 0; +} + +void ath12k_debugfs_htt_ext_stats_handler(struct ath12k_base *ab, + struct sk_buff *skb) +{ + struct ath12k_htt_extd_stats_msg *msg; + struct debug_htt_stats_req *stats_req; + struct ath12k *ar; + u32 len, pdev_id, stats_info; + u64 cookie; + int ret; + bool send_completion = false; + + msg = (struct ath12k_htt_extd_stats_msg *)skb->data; + cookie = le64_to_cpu(msg->cookie); + + if (u64_get_bits(cookie, ATH12K_HTT_STATS_COOKIE_MSB) != + ATH12K_HTT_STATS_MAGIC_VALUE) { + ath12k_warn(ab, "received invalid htt ext stats event\n"); + return; + } + + pdev_id = u64_get_bits(cookie, ATH12K_HTT_STATS_COOKIE_LSB); + rcu_read_lock(); + ar = ath12k_mac_get_ar_by_pdev_id(ab, pdev_id); + if (!ar) { + ath12k_warn(ab, "failed to get ar for pdev_id %d\n", pdev_id); + goto exit; + } + + stats_req = ar->debug.htt_stats.stats_req; + if (!stats_req) + goto exit; + + spin_lock_bh(&ar->data_lock); + + stats_info = le32_to_cpu(msg->info1); + stats_req->done = u32_get_bits(stats_info, ATH12K_HTT_T2H_EXT_STATS_INFO1_DONE); + if (stats_req->done) + send_completion = true; + + spin_unlock_bh(&ar->data_lock); + + len = u32_get_bits(stats_info, ATH12K_HTT_T2H_EXT_STATS_INFO1_LENGTH); + if (len > skb->len) { + ath12k_warn(ab, "invalid length %d for HTT stats", len); + goto exit; + } + + ret = ath12k_dp_htt_tlv_iter(ab, msg->data, len, + ath12k_dbg_htt_ext_stats_parse, + stats_req); + if (ret) + ath12k_warn(ab, "Failed to parse tlv %d\n", ret); + + if (send_completion) + complete(&stats_req->htt_stats_rcvd); +exit: + rcu_read_unlock(); +} + +static ssize_t ath12k_read_htt_stats_type(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath12k *ar = file->private_data; + enum ath12k_dbg_htt_ext_stats_type type; + char buf[32]; + size_t len; + + mutex_lock(&ar->conf_mutex); + type = ar->debug.htt_stats.type; + mutex_unlock(&ar->conf_mutex); + + len = scnprintf(buf, sizeof(buf), "%u\n", type); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t ath12k_write_htt_stats_type(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath12k *ar = file->private_data; + enum ath12k_dbg_htt_ext_stats_type type; + unsigned int cfg_param[4] = {0}; + const int size = 32; + int num_args; + + char *buf __free(kfree) = kzalloc(size, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + if (copy_from_user(buf, user_buf, count)) + return -EFAULT; + + num_args = sscanf(buf, "%u %u %u %u %u\n", &type, &cfg_param[0], + &cfg_param[1], &cfg_param[2], &cfg_param[3]); + if (!num_args || num_args > 5) + return -EINVAL; + + if (type == ATH12K_DBG_HTT_EXT_STATS_RESET || + type >= ATH12K_DBG_HTT_NUM_EXT_STATS) + return -EINVAL; + + mutex_lock(&ar->conf_mutex); + + ar->debug.htt_stats.type = type; + ar->debug.htt_stats.cfg_param[0] = cfg_param[0]; + ar->debug.htt_stats.cfg_param[1] = cfg_param[1]; + ar->debug.htt_stats.cfg_param[2] = cfg_param[2]; + ar->debug.htt_stats.cfg_param[3] = cfg_param[3]; + + mutex_unlock(&ar->conf_mutex); + + return count; +} + +static const struct file_operations fops_htt_stats_type = { + .read = ath12k_read_htt_stats_type, + .write = ath12k_write_htt_stats_type, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static int ath12k_debugfs_htt_stats_req(struct ath12k *ar) +{ + struct debug_htt_stats_req *stats_req = ar->debug.htt_stats.stats_req; + enum ath12k_dbg_htt_ext_stats_type type = stats_req->type; + u64 cookie; + int ret, pdev_id; + struct htt_ext_stats_cfg_params cfg_params = { 0 }; + + lockdep_assert_held(&ar->conf_mutex); + + init_completion(&stats_req->htt_stats_rcvd); + + pdev_id = ath12k_mac_get_target_pdev_id(ar); + stats_req->done = false; + stats_req->pdev_id = pdev_id; + + cookie = u64_encode_bits(ATH12K_HTT_STATS_MAGIC_VALUE, + ATH12K_HTT_STATS_COOKIE_MSB); + cookie |= u64_encode_bits(pdev_id, ATH12K_HTT_STATS_COOKIE_LSB); + + if (stats_req->override_cfg_param) { + cfg_params.cfg0 = stats_req->cfg_param[0]; + cfg_params.cfg1 = stats_req->cfg_param[1]; + cfg_params.cfg2 = stats_req->cfg_param[2]; + cfg_params.cfg3 = stats_req->cfg_param[3]; + } + + ret = ath12k_dp_tx_htt_h2t_ext_stats_req(ar, type, &cfg_params, cookie); + if (ret) { + ath12k_warn(ar->ab, "failed to send htt stats request: %d\n", ret); + return ret; + } + if (!wait_for_completion_timeout(&stats_req->htt_stats_rcvd, 3 * HZ)) { + spin_lock_bh(&ar->data_lock); + if (!stats_req->done) { + stats_req->done = true; + spin_unlock_bh(&ar->data_lock); + ath12k_warn(ar->ab, "stats request timed out\n"); + return -ETIMEDOUT; + } + spin_unlock_bh(&ar->data_lock); + } + + return 0; +} + +static int ath12k_open_htt_stats(struct inode *inode, + struct file *file) +{ + struct ath12k *ar = inode->i_private; + struct debug_htt_stats_req *stats_req; + enum ath12k_dbg_htt_ext_stats_type type = ar->debug.htt_stats.type; + struct ath12k_hw *ah = ath12k_ar_to_ah(ar); + int ret; + + if (type == ATH12K_DBG_HTT_EXT_STATS_RESET) + return -EPERM; + + mutex_lock(&ar->conf_mutex); + + if (ah->state != ATH12K_HW_STATE_ON) { + ret = -ENETDOWN; + goto err_unlock; + } + + if (ar->debug.htt_stats.stats_req) { + ret = -EAGAIN; + goto err_unlock; + } + + stats_req = kzalloc(sizeof(*stats_req) + ATH12K_HTT_STATS_BUF_SIZE, GFP_KERNEL); + if (!stats_req) { + ret = -ENOMEM; + goto err_unlock; + } + + ar->debug.htt_stats.stats_req = stats_req; + stats_req->type = type; + stats_req->cfg_param[0] = ar->debug.htt_stats.cfg_param[0]; + stats_req->cfg_param[1] = ar->debug.htt_stats.cfg_param[1]; + stats_req->cfg_param[2] = ar->debug.htt_stats.cfg_param[2]; + stats_req->cfg_param[3] = ar->debug.htt_stats.cfg_param[3]; + stats_req->override_cfg_param = !!stats_req->cfg_param[0] || + !!stats_req->cfg_param[1] || + !!stats_req->cfg_param[2] || + !!stats_req->cfg_param[3]; + + ret = ath12k_debugfs_htt_stats_req(ar); + if (ret < 0) + goto out; + + file->private_data = stats_req; + + mutex_unlock(&ar->conf_mutex); + + return 0; +out: + kfree(stats_req); + ar->debug.htt_stats.stats_req = NULL; +err_unlock: + mutex_unlock(&ar->conf_mutex); + + return ret; +} + +static int ath12k_release_htt_stats(struct inode *inode, + struct file *file) +{ + struct ath12k *ar = inode->i_private; + + mutex_lock(&ar->conf_mutex); + kfree(file->private_data); + ar->debug.htt_stats.stats_req = NULL; + mutex_unlock(&ar->conf_mutex); + + return 0; +} + +static ssize_t ath12k_read_htt_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; + + buf = stats_req->buf; + length = min_t(u32, stats_req->buf_len, ATH12K_HTT_STATS_BUF_SIZE); + return simple_read_from_buffer(user_buf, count, ppos, buf, length); +} + +static const struct file_operations fops_dump_htt_stats = { + .open = ath12k_open_htt_stats, + .release = ath12k_release_htt_stats, + .read = ath12k_read_htt_stats, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath12k_write_htt_stats_reset(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath12k *ar = file->private_data; + enum ath12k_dbg_htt_ext_stats_type type; + struct htt_ext_stats_cfg_params cfg_params = { 0 }; + u8 param_pos; + int ret; + + ret = kstrtou32_from_user(user_buf, count, 0, &type); + if (ret) + return ret; + + if (type >= ATH12K_DBG_HTT_NUM_EXT_STATS || + type == ATH12K_DBG_HTT_EXT_STATS_RESET) + return -E2BIG; + + mutex_lock(&ar->conf_mutex); + cfg_params.cfg0 = HTT_STAT_DEFAULT_RESET_START_OFFSET; + param_pos = (type >> 5) + 1; + + switch (param_pos) { + case ATH12K_HTT_STATS_RESET_PARAM_CFG_32_BYTES: + cfg_params.cfg1 = 1 << (cfg_params.cfg0 + type); + break; + case ATH12K_HTT_STATS_RESET_PARAM_CFG_64_BYTES: + cfg_params.cfg2 = ATH12K_HTT_STATS_RESET_BITMAP32_BIT(cfg_params.cfg0 + + type); + break; + case ATH12K_HTT_STATS_RESET_PARAM_CFG_128_BYTES: + cfg_params.cfg3 = ATH12K_HTT_STATS_RESET_BITMAP64_BIT(cfg_params.cfg0 + + type); + break; + default: + break; + } + + ret = ath12k_dp_tx_htt_h2t_ext_stats_req(ar, + ATH12K_DBG_HTT_EXT_STATS_RESET, + &cfg_params, + 0ULL); + if (ret) { + ath12k_warn(ar->ab, "failed to send htt stats request: %d\n", ret); + mutex_unlock(&ar->conf_mutex); + return ret; + } + + ar->debug.htt_stats.reset = type; + mutex_unlock(&ar->conf_mutex); + + return count; +} + +static const struct file_operations fops_htt_stats_reset = { + .write = ath12k_write_htt_stats_reset, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +void ath12k_debugfs_htt_stats_register(struct ath12k *ar) +{ + debugfs_create_file("htt_stats_type", 0600, ar->debug.debugfs_pdev, + ar, &fops_htt_stats_type); + debugfs_create_file("htt_stats", 0400, ar->debug.debugfs_pdev, + ar, &fops_dump_htt_stats); + debugfs_create_file("htt_stats_reset", 0200, ar->debug.debugfs_pdev, + ar, &fops_htt_stats_reset); +} |