// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* Copyright(c) 2018-2019 Realtek Corporation */ #include #include #include "main.h" #include "coex.h" #include "sec.h" #include "fw.h" #include "debug.h" #include "phy.h" #include "reg.h" #include "ps.h" #include "regd.h" #ifdef CONFIG_RTW88_DEBUGFS struct rtw_debugfs_priv { struct rtw_dev *rtwdev; int (*cb_read)(struct seq_file *m, void *v); ssize_t (*cb_write)(struct file *filp, const char __user *buffer, size_t count, loff_t *loff); union { u32 cb_data; u8 *buf; struct { u32 page_offset; u32 page_num; } rsvd_page; struct { u8 rf_path; u32 rf_addr; u32 rf_mask; }; struct { u32 addr; u32 len; } read_reg; struct { u8 bit; } dm_cap; }; }; struct rtw_debugfs { struct rtw_debugfs_priv mac_0; struct rtw_debugfs_priv mac_1; struct rtw_debugfs_priv mac_2; struct rtw_debugfs_priv mac_3; struct rtw_debugfs_priv mac_4; struct rtw_debugfs_priv mac_5; struct rtw_debugfs_priv mac_6; struct rtw_debugfs_priv mac_7; struct rtw_debugfs_priv mac_10; struct rtw_debugfs_priv mac_11; struct rtw_debugfs_priv mac_12; struct rtw_debugfs_priv mac_13; struct rtw_debugfs_priv mac_14; struct rtw_debugfs_priv mac_15; struct rtw_debugfs_priv mac_16; struct rtw_debugfs_priv mac_17; struct rtw_debugfs_priv bb_8; struct rtw_debugfs_priv bb_9; struct rtw_debugfs_priv bb_a; struct rtw_debugfs_priv bb_b; struct rtw_debugfs_priv bb_c; struct rtw_debugfs_priv bb_d; struct rtw_debugfs_priv bb_e; struct rtw_debugfs_priv bb_f; struct rtw_debugfs_priv bb_18; struct rtw_debugfs_priv bb_19; struct rtw_debugfs_priv bb_1a; struct rtw_debugfs_priv bb_1b; struct rtw_debugfs_priv bb_1c; struct rtw_debugfs_priv bb_1d; struct rtw_debugfs_priv bb_1e; struct rtw_debugfs_priv bb_1f; struct rtw_debugfs_priv bb_2c; struct rtw_debugfs_priv bb_2d; struct rtw_debugfs_priv bb_40; struct rtw_debugfs_priv bb_41; struct rtw_debugfs_priv rf_dump; struct rtw_debugfs_priv tx_pwr_tbl; struct rtw_debugfs_priv write_reg; struct rtw_debugfs_priv h2c; struct rtw_debugfs_priv rf_write; struct rtw_debugfs_priv rf_read; struct rtw_debugfs_priv read_reg; struct rtw_debugfs_priv fix_rate; struct rtw_debugfs_priv dump_cam; struct rtw_debugfs_priv rsvd_page; struct rtw_debugfs_priv phy_info; struct rtw_debugfs_priv coex_enable; struct rtw_debugfs_priv coex_info; struct rtw_debugfs_priv edcca_enable; struct rtw_debugfs_priv fw_crash; struct rtw_debugfs_priv force_lowest_basic_rate; struct rtw_debugfs_priv dm_cap; }; static const char * const rtw_dm_cap_strs[] = { [RTW_DM_CAP_NA] = "NA", [RTW_DM_CAP_TXGAPK] = "TXGAPK", }; static int rtw_debugfs_single_show(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; return debugfs_priv->cb_read(m, v); } static ssize_t rtw_debugfs_common_write(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct rtw_debugfs_priv *debugfs_priv = filp->private_data; return debugfs_priv->cb_write(filp, buffer, count, loff); } static ssize_t rtw_debugfs_single_write(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; return debugfs_priv->cb_write(filp, buffer, count, loff); } static int rtw_debugfs_single_open_rw(struct inode *inode, struct file *filp) { return single_open(filp, rtw_debugfs_single_show, inode->i_private); } static int rtw_debugfs_close(struct inode *inode, struct file *filp) { return 0; } static const struct file_operations file_ops_single_r = { .owner = THIS_MODULE, .open = rtw_debugfs_single_open_rw, .read = seq_read, .llseek = seq_lseek, .release = single_release, }; static const struct file_operations file_ops_single_rw = { .owner = THIS_MODULE, .open = rtw_debugfs_single_open_rw, .release = single_release, .read = seq_read, .llseek = seq_lseek, .write = rtw_debugfs_single_write, }; static const struct file_operations file_ops_common_write = { .owner = THIS_MODULE, .write = rtw_debugfs_common_write, .open = simple_open, .release = rtw_debugfs_close, }; static int rtw_debugfs_get_read_reg(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; u32 val, len, addr; len = debugfs_priv->read_reg.len; addr = debugfs_priv->read_reg.addr; switch (len) { case 1: val = rtw_read8(rtwdev, addr); seq_printf(m, "reg 0x%03x: 0x%02x\n", addr, val); break; case 2: val = rtw_read16(rtwdev, addr); seq_printf(m, "reg 0x%03x: 0x%04x\n", addr, val); break; case 4: val = rtw_read32(rtwdev, addr); seq_printf(m, "reg 0x%03x: 0x%08x\n", addr, val); break; } return 0; } static int rtw_debugfs_get_rf_read(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; u32 val, addr, mask; u8 path; path = debugfs_priv->rf_path; addr = debugfs_priv->rf_addr; mask = debugfs_priv->rf_mask; mutex_lock(&rtwdev->mutex); val = rtw_read_rf(rtwdev, path, addr, mask); mutex_unlock(&rtwdev->mutex); seq_printf(m, "rf_read path:%d addr:0x%08x mask:0x%08x val=0x%08x\n", path, addr, mask, val); return 0; } static int rtw_debugfs_get_fix_rate(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_dm_info *dm_info = &rtwdev->dm_info; u8 fix_rate = dm_info->fix_rate; if (fix_rate >= DESC_RATE_MAX) { seq_printf(m, "Fix rate disabled, fix_rate = %u\n", fix_rate); return 0; } seq_printf(m, "Data frames fixed at desc rate %u\n", fix_rate); return 0; } static int rtw_debugfs_copy_from_user(char tmp[], int size, const char __user *buffer, size_t count, int num) { int tmp_len; memset(tmp, 0, size); if (count < num) return -EFAULT; tmp_len = (count > size - 1 ? size - 1 : count); if (copy_from_user(tmp, buffer, tmp_len)) return -EFAULT; tmp[tmp_len] = '\0'; return 0; } static ssize_t rtw_debugfs_set_read_reg(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; char tmp[32 + 1]; u32 addr, len; int num; int ret; ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2); if (ret) return ret; num = sscanf(tmp, "%x %x", &addr, &len); if (num != 2) return -EINVAL; if (len != 1 && len != 2 && len != 4) { rtw_warn(rtwdev, "read reg setting wrong len\n"); return -EINVAL; } debugfs_priv->read_reg.addr = addr; debugfs_priv->read_reg.len = len; return count; } static int rtw_debugfs_get_dump_cam(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; u32 val, command; u32 hw_key_idx = debugfs_priv->cb_data << RTW_SEC_CAM_ENTRY_SHIFT; u32 read_cmd = RTW_SEC_CMD_POLLING; int i; seq_printf(m, "cam entry%d\n", debugfs_priv->cb_data); seq_puts(m, "0x0 0x1 0x2 0x3 "); seq_puts(m, "0x4 0x5\n"); mutex_lock(&rtwdev->mutex); for (i = 0; i <= 5; i++) { command = read_cmd | (hw_key_idx + i); rtw_write32(rtwdev, RTW_SEC_CMD_REG, command); val = rtw_read32(rtwdev, RTW_SEC_READ_REG); seq_printf(m, "%8.8x", val); if (i < 2) seq_puts(m, " "); } seq_puts(m, "\n"); mutex_unlock(&rtwdev->mutex); return 0; } static int rtw_debugfs_get_rsvd_page(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; u16 page_size = rtwdev->chip->page_size; u32 buf_size = debugfs_priv->rsvd_page.page_num * page_size; u32 offset = debugfs_priv->rsvd_page.page_offset * page_size; u8 *buf; int i; int ret; buf = vzalloc(buf_size); if (!buf) return -ENOMEM; ret = rtw_fw_dump_fifo(rtwdev, RTW_FW_FIFO_SEL_RSVD_PAGE, offset, buf_size, (u32 *)buf); if (ret) { rtw_err(rtwdev, "failed to dump rsvd page\n"); vfree(buf); return ret; } for (i = 0 ; i < buf_size ; i += 8) { if (i % page_size == 0) seq_printf(m, "PAGE %d\n", (i + offset) / page_size); seq_printf(m, "%8ph\n", buf + i); } vfree(buf); return 0; } static ssize_t rtw_debugfs_set_rsvd_page(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; char tmp[32 + 1]; u32 offset, page_num; int num; int ret; ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2); if (ret) return ret; num = sscanf(tmp, "%d %d", &offset, &page_num); if (num != 2) { rtw_warn(rtwdev, "invalid arguments\n"); return -EINVAL; } debugfs_priv->rsvd_page.page_offset = offset; debugfs_priv->rsvd_page.page_num = page_num; return count; } static ssize_t rtw_debugfs_set_single_input(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; u32 input; int ret; ret = kstrtou32_from_user(buffer, count, 0, &input); if (ret) return ret; debugfs_priv->cb_data = input; return count; } static ssize_t rtw_debugfs_set_write_reg(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct rtw_debugfs_priv *debugfs_priv = filp->private_data; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; char tmp[32 + 1]; u32 addr, val, len; int num; int ret; ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); if (ret) return ret; /* write BB/MAC register */ num = sscanf(tmp, "%x %x %x", &addr, &val, &len); if (num != 3) return -EINVAL; switch (len) { case 1: rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, "reg write8 0x%03x: 0x%08x\n", addr, val); rtw_write8(rtwdev, addr, (u8)val); break; case 2: rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, "reg write16 0x%03x: 0x%08x\n", addr, val); rtw_write16(rtwdev, addr, (u16)val); break; case 4: rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, "reg write32 0x%03x: 0x%08x\n", addr, val); rtw_write32(rtwdev, addr, (u32)val); break; default: rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, "error write length = %d\n", len); break; } return count; } static ssize_t rtw_debugfs_set_h2c(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct rtw_debugfs_priv *debugfs_priv = filp->private_data; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; char tmp[32 + 1]; u8 param[8]; int num; int ret; ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); if (ret) return ret; num = sscanf(tmp, "%hhx,%hhx,%hhx,%hhx,%hhx,%hhx,%hhx,%hhx", ¶m[0], ¶m[1], ¶m[2], ¶m[3], ¶m[4], ¶m[5], ¶m[6], ¶m[7]); if (num != 8) { rtw_warn(rtwdev, "invalid H2C command format for debug\n"); return -EINVAL; } mutex_lock(&rtwdev->mutex); rtw_fw_h2c_cmd_dbg(rtwdev, param); mutex_unlock(&rtwdev->mutex); return count; } static ssize_t rtw_debugfs_set_rf_write(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct rtw_debugfs_priv *debugfs_priv = filp->private_data; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; char tmp[32 + 1]; u32 path, addr, mask, val; int num; int ret; ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 4); if (ret) return ret; num = sscanf(tmp, "%x %x %x %x", &path, &addr, &mask, &val); if (num != 4) { rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n"); return -EINVAL; } mutex_lock(&rtwdev->mutex); rtw_write_rf(rtwdev, path, addr, mask, val); mutex_unlock(&rtwdev->mutex); rtw_dbg(rtwdev, RTW_DBG_DEBUGFS, "write_rf path:%d addr:0x%08x mask:0x%08x, val:0x%08x\n", path, addr, mask, val); return count; } static ssize_t rtw_debugfs_set_rf_read(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; char tmp[32 + 1]; u32 path, addr, mask; int num; int ret; ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); if (ret) return ret; num = sscanf(tmp, "%x %x %x", &path, &addr, &mask); if (num != 3) { rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n"); return -EINVAL; } debugfs_priv->rf_path = path; debugfs_priv->rf_addr = addr; debugfs_priv->rf_mask = mask; return count; } static ssize_t rtw_debugfs_set_fix_rate(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_dm_info *dm_info = &rtwdev->dm_info; u8 fix_rate; int ret; ret = kstrtou8_from_user(buffer, count, 0, &fix_rate); if (ret) return ret; dm_info->fix_rate = fix_rate; return count; } static int rtw_debug_get_mac_page(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; u32 page = debugfs_priv->cb_data; int i, n; int max = 0xff; rtw_read32(rtwdev, debugfs_priv->cb_data); for (n = 0; n <= max; ) { seq_printf(m, "\n%8.8x ", n + page); for (i = 0; i < 4 && n <= max; i++, n += 4) seq_printf(m, "%8.8x ", rtw_read32(rtwdev, (page | n))); } seq_puts(m, "\n"); return 0; } static int rtw_debug_get_bb_page(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; u32 page = debugfs_priv->cb_data; int i, n; int max = 0xff; rtw_read32(rtwdev, debugfs_priv->cb_data); for (n = 0; n <= max; ) { seq_printf(m, "\n%8.8x ", n + page); for (i = 0; i < 4 && n <= max; i++, n += 4) seq_printf(m, "%8.8x ", rtw_read32(rtwdev, (page | n))); } seq_puts(m, "\n"); return 0; } static int rtw_debugfs_get_rf_dump(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; u32 addr, offset, data; u8 path; mutex_lock(&rtwdev->mutex); for (path = 0; path < rtwdev->hal.rf_path_num; path++) { seq_printf(m, "RF path:%d\n", path); for (addr = 0; addr < 0x100; addr += 4) { seq_printf(m, "%8.8x ", addr); for (offset = 0; offset < 4; offset++) { data = rtw_read_rf(rtwdev, path, addr + offset, 0xffffffff); seq_printf(m, "%8.8x ", data); } seq_puts(m, "\n"); } seq_puts(m, "\n"); } mutex_unlock(&rtwdev->mutex); return 0; } static void rtw_print_cck_rate_txt(struct seq_file *m, u8 rate) { static const char * const cck_rate[] = {"1M", "2M", "5.5M", "11M"}; u8 idx = rate - DESC_RATE1M; seq_printf(m, " CCK_%-5s", cck_rate[idx]); } static void rtw_print_ofdm_rate_txt(struct seq_file *m, u8 rate) { static const char * const ofdm_rate[] = {"6M", "9M", "12M", "18M", "24M", "36M", "48M", "54M"}; u8 idx = rate - DESC_RATE6M; seq_printf(m, " OFDM_%-4s", ofdm_rate[idx]); } static void rtw_print_ht_rate_txt(struct seq_file *m, u8 rate) { u8 mcs_n = rate - DESC_RATEMCS0; seq_printf(m, " MCS%-6u", mcs_n); } static void rtw_print_vht_rate_txt(struct seq_file *m, u8 rate) { u8 idx = rate - DESC_RATEVHT1SS_MCS0; u8 n_ss, mcs_n; /* n spatial stream */ n_ss = 1 + idx / 10; /* MCS n */ mcs_n = idx % 10; seq_printf(m, " VHT%uSMCS%u", n_ss, mcs_n); } static void rtw_print_rate(struct seq_file *m, u8 rate) { switch (rate) { case DESC_RATE1M...DESC_RATE11M: rtw_print_cck_rate_txt(m, rate); break; case DESC_RATE6M...DESC_RATE54M: rtw_print_ofdm_rate_txt(m, rate); break; case DESC_RATEMCS0...DESC_RATEMCS15: rtw_print_ht_rate_txt(m, rate); break; case DESC_RATEVHT1SS_MCS0...DESC_RATEVHT2SS_MCS9: rtw_print_vht_rate_txt(m, rate); break; default: seq_printf(m, " Unknown rate=0x%x\n", rate); break; } } #define case_REGD(src) \ case RTW_REGD_##src: return #src static const char *rtw_get_regd_string(u8 regd) { switch (regd) { case_REGD(FCC); case_REGD(MKK); case_REGD(ETSI); case_REGD(IC); case_REGD(KCC); case_REGD(ACMA); case_REGD(CHILE); case_REGD(UKRAINE); case_REGD(MEXICO); case_REGD(CN); case_REGD(WW); default: return "Unknown"; } } static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_hal *hal = &rtwdev->hal; u8 path, rate, bw, ch, regd; struct rtw_power_params pwr_param = {0}; mutex_lock(&rtwdev->mutex); bw = hal->current_band_width; ch = hal->current_channel; regd = rtw_regd_get(rtwdev); seq_printf(m, "channel: %u\n", ch); seq_printf(m, "bandwidth: %u\n", bw); seq_printf(m, "regulatory: %s\n", rtw_get_regd_string(regd)); seq_printf(m, "%-4s %-10s %-9s %-9s (%-4s %-4s %-4s) %-4s\n", "path", "rate", "pwr", "base", "byr", "lmt", "sar", "rem"); mutex_lock(&hal->tx_power_mutex); for (path = RF_PATH_A; path <= RF_PATH_B; path++) { /* there is no CCK rates used in 5G */ if (hal->current_band_type == RTW_BAND_5G) rate = DESC_RATE6M; else rate = DESC_RATE1M; /* now, not support vht 3ss and vht 4ss*/ for (; rate <= DESC_RATEVHT2SS_MCS9; rate++) { /* now, not support ht 3ss and ht 4ss*/ if (rate > DESC_RATEMCS15 && rate < DESC_RATEVHT1SS_MCS0) continue; rtw_get_tx_power_params(rtwdev, path, rate, bw, ch, regd, &pwr_param); seq_printf(m, "%4c ", path + 'A'); rtw_print_rate(m, rate); seq_printf(m, " %3u(0x%02x) %4u %4d (%4d %4d %4d) %4d\n", hal->tx_pwr_tbl[path][rate], hal->tx_pwr_tbl[path][rate], pwr_param.pwr_base, min3(pwr_param.pwr_offset, pwr_param.pwr_limit, pwr_param.pwr_sar), pwr_param.pwr_offset, pwr_param.pwr_limit, pwr_param.pwr_sar, pwr_param.pwr_remnant); } } mutex_unlock(&hal->tx_power_mutex); mutex_unlock(&rtwdev->mutex); return 0; } void rtw_debugfs_get_simple_phy_info(struct seq_file *m) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_hal *hal = &rtwdev->hal; struct rtw_dm_info *dm_info = &rtwdev->dm_info; struct rtw_traffic_stats *stats = &rtwdev->stats; seq_printf(m, "%-40s = %ddBm/ %d\n", "RSSI/ STA Channel", dm_info->rssi[RF_PATH_A] - 100, hal->current_channel); seq_printf(m, "TP {Tx, Rx} = {%u, %u}Mbps\n", stats->tx_throughput, stats->rx_throughput); seq_puts(m, "[Tx Rate] = "); rtw_print_rate(m, dm_info->tx_rate); seq_printf(m, "(0x%x)\n", dm_info->tx_rate); seq_puts(m, "[Rx Rate] = "); rtw_print_rate(m, dm_info->curr_rx_rate); seq_printf(m, "(0x%x)\n", dm_info->curr_rx_rate); } static int rtw_debugfs_get_phy_info(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_dm_info *dm_info = &rtwdev->dm_info; struct rtw_traffic_stats *stats = &rtwdev->stats; struct rtw_pkt_count *last_cnt = &dm_info->last_pkt_count; struct rtw_efuse *efuse = &rtwdev->efuse; struct ewma_evm *ewma_evm = dm_info->ewma_evm; struct ewma_snr *ewma_snr = dm_info->ewma_snr; u8 ss, rate_id; seq_puts(m, "==========[Common Info]========\n"); seq_printf(m, "Is link = %c\n", rtw_is_assoc(rtwdev) ? 'Y' : 'N'); seq_printf(m, "Current CH(fc) = %u\n", rtwdev->hal.current_channel); seq_printf(m, "Current BW = %u\n", rtwdev->hal.current_band_width); seq_printf(m, "Current IGI = 0x%x\n", dm_info->igi_history[0]); seq_printf(m, "TP {Tx, Rx} = {%u, %u}Mbps\n", stats->tx_throughput, stats->rx_throughput); seq_printf(m, "1SS for TX and RX = %c\n\n", rtwdev->hal.txrx_1ss ? 'Y' : 'N'); seq_puts(m, "==========[Tx Phy Info]========\n"); seq_puts(m, "[Tx Rate] = "); rtw_print_rate(m, dm_info->tx_rate); seq_printf(m, "(0x%x)\n\n", dm_info->tx_rate); seq_puts(m, "==========[Rx Phy Info]========\n"); seq_printf(m, "[Rx Beacon Count] = %u\n", last_cnt->num_bcn_pkt); seq_puts(m, "[Rx Rate] = "); rtw_print_rate(m, dm_info->curr_rx_rate); seq_printf(m, "(0x%x)\n", dm_info->curr_rx_rate); seq_puts(m, "[Rx Rate Count]:\n"); seq_printf(m, " * CCK = {%u, %u, %u, %u}\n", last_cnt->num_qry_pkt[DESC_RATE1M], last_cnt->num_qry_pkt[DESC_RATE2M], last_cnt->num_qry_pkt[DESC_RATE5_5M], last_cnt->num_qry_pkt[DESC_RATE11M]); seq_printf(m, " * OFDM = {%u, %u, %u, %u, %u, %u, %u, %u}\n", last_cnt->num_qry_pkt[DESC_RATE6M], last_cnt->num_qry_pkt[DESC_RATE9M], last_cnt->num_qry_pkt[DESC_RATE12M], last_cnt->num_qry_pkt[DESC_RATE18M], last_cnt->num_qry_pkt[DESC_RATE24M], last_cnt->num_qry_pkt[DESC_RATE36M], last_cnt->num_qry_pkt[DESC_RATE48M], last_cnt->num_qry_pkt[DESC_RATE54M]); for (ss = 0; ss < efuse->hw_cap.nss; ss++) { rate_id = DESC_RATEMCS0 + ss * 8; seq_printf(m, " * HT_MCS[%u:%u] = {%u, %u, %u, %u, %u, %u, %u, %u}\n", ss * 8, ss * 8 + 7, last_cnt->num_qry_pkt[rate_id], last_cnt->num_qry_pkt[rate_id + 1], last_cnt->num_qry_pkt[rate_id + 2], last_cnt->num_qry_pkt[rate_id + 3], last_cnt->num_qry_pkt[rate_id + 4], last_cnt->num_qry_pkt[rate_id + 5], last_cnt->num_qry_pkt[rate_id + 6], last_cnt->num_qry_pkt[rate_id + 7]); } for (ss = 0; ss < efuse->hw_cap.nss; ss++) { rate_id = DESC_RATEVHT1SS_MCS0 + ss * 10; seq_printf(m, " * VHT_MCS-%uss MCS[0:9] = {%u, %u, %u, %u, %u, %u, %u, %u, %u, %u}\n", ss + 1, last_cnt->num_qry_pkt[rate_id], last_cnt->num_qry_pkt[rate_id + 1], last_cnt->num_qry_pkt[rate_id + 2], last_cnt->num_qry_pkt[rate_id + 3], last_cnt->num_qry_pkt[rate_id + 4], last_cnt->num_qry_pkt[rate_id + 5], last_cnt->num_qry_pkt[rate_id + 6], last_cnt->num_qry_pkt[rate_id + 7], last_cnt->num_qry_pkt[rate_id + 8], last_cnt->num_qry_pkt[rate_id + 9]); } seq_printf(m, "[RSSI(dBm)] = {%d, %d}\n", dm_info->rssi[RF_PATH_A] - 100, dm_info->rssi[RF_PATH_B] - 100); seq_printf(m, "[Rx EVM(dB)] = {-%d, -%d}\n", dm_info->rx_evm_dbm[RF_PATH_A], dm_info->rx_evm_dbm[RF_PATH_B]); seq_printf(m, "[Rx SNR] = {%d, %d}\n", dm_info->rx_snr[RF_PATH_A], dm_info->rx_snr[RF_PATH_B]); seq_printf(m, "[CFO_tail(KHz)] = {%d, %d}\n", dm_info->cfo_tail[RF_PATH_A], dm_info->cfo_tail[RF_PATH_B]); if (dm_info->curr_rx_rate >= DESC_RATE11M) { seq_puts(m, "[Rx Average Status]:\n"); seq_printf(m, " * OFDM, EVM: {-%d}, SNR: {%d}\n", (u8)ewma_evm_read(&ewma_evm[RTW_EVM_OFDM]), (u8)ewma_snr_read(&ewma_snr[RTW_SNR_OFDM_A])); seq_printf(m, " * 1SS, EVM: {-%d}, SNR: {%d}\n", (u8)ewma_evm_read(&ewma_evm[RTW_EVM_1SS]), (u8)ewma_snr_read(&ewma_snr[RTW_SNR_1SS_A])); seq_printf(m, " * 2SS, EVM: {-%d, -%d}, SNR: {%d, %d}\n", (u8)ewma_evm_read(&ewma_evm[RTW_EVM_2SS_A]), (u8)ewma_evm_read(&ewma_evm[RTW_EVM_2SS_B]), (u8)ewma_snr_read(&ewma_snr[RTW_SNR_2SS_A]), (u8)ewma_snr_read(&ewma_snr[RTW_SNR_2SS_B])); } seq_puts(m, "[Rx Counter]:\n"); seq_printf(m, " * CCA (CCK, OFDM, Total) = (%u, %u, %u)\n", dm_info->cck_cca_cnt, dm_info->ofdm_cca_cnt, dm_info->total_cca_cnt); seq_printf(m, " * False Alarm (CCK, OFDM, Total) = (%u, %u, %u)\n", dm_info->cck_fa_cnt, dm_info->ofdm_fa_cnt, dm_info->total_fa_cnt); seq_printf(m, " * CCK cnt (ok, err) = (%u, %u)\n", dm_info->cck_ok_cnt, dm_info->cck_err_cnt); seq_printf(m, " * OFDM cnt (ok, err) = (%u, %u)\n", dm_info->ofdm_ok_cnt, dm_info->ofdm_err_cnt); seq_printf(m, " * HT cnt (ok, err) = (%u, %u)\n", dm_info->ht_ok_cnt, dm_info->ht_err_cnt); seq_printf(m, " * VHT cnt (ok, err) = (%u, %u)\n", dm_info->vht_ok_cnt, dm_info->vht_err_cnt); return 0; } static int rtw_debugfs_get_coex_info(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; mutex_lock(&rtwdev->mutex); rtw_coex_display_coex_info(rtwdev, m); mutex_unlock(&rtwdev->mutex); return 0; } static ssize_t rtw_debugfs_set_coex_enable(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_coex *coex = &rtwdev->coex; bool enable; int ret; ret = kstrtobool_from_user(buffer, count, &enable); if (ret) return ret; mutex_lock(&rtwdev->mutex); coex->manual_control = !enable; mutex_unlock(&rtwdev->mutex); return count; } static int rtw_debugfs_get_coex_enable(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_coex *coex = &rtwdev->coex; seq_printf(m, "coex mechanism %s\n", coex->manual_control ? "disabled" : "enabled"); return 0; } static ssize_t rtw_debugfs_set_edcca_enable(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; bool input; int err; err = kstrtobool_from_user(buffer, count, &input); if (err) return err; rtw_edcca_enabled = input; rtw_phy_adaptivity_set_mode(rtwdev); return count; } static int rtw_debugfs_get_edcca_enable(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_dm_info *dm_info = &rtwdev->dm_info; seq_printf(m, "EDCCA %s: EDCCA mode %d\n", rtw_edcca_enabled ? "enabled" : "disabled", dm_info->edcca_mode); return 0; } static ssize_t rtw_debugfs_set_fw_crash(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; bool input; int ret; ret = kstrtobool_from_user(buffer, count, &input); if (ret) return ret; if (!input) return -EINVAL; if (test_bit(RTW_FLAG_RESTARTING, rtwdev->flags)) return -EINPROGRESS; mutex_lock(&rtwdev->mutex); rtw_leave_lps_deep(rtwdev); set_bit(RTW_FLAG_RESTART_TRIGGERING, rtwdev->flags); rtw_write8(rtwdev, REG_HRCV_MSG, 1); mutex_unlock(&rtwdev->mutex); return count; } static int rtw_debugfs_get_fw_crash(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; seq_printf(m, "%d\n", test_bit(RTW_FLAG_RESTART_TRIGGERING, rtwdev->flags) || test_bit(RTW_FLAG_RESTARTING, rtwdev->flags)); return 0; } static ssize_t rtw_debugfs_set_force_lowest_basic_rate(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; bool input; int err; err = kstrtobool_from_user(buffer, count, &input); if (err) return err; if (input) set_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags); else clear_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags); return count; } static int rtw_debugfs_get_force_lowest_basic_rate(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; seq_printf(m, "force lowest basic rate: %d\n", test_bit(RTW_FLAG_FORCE_LOWEST_RATE, rtwdev->flags)); return 0; } static ssize_t rtw_debugfs_set_dm_cap(struct file *filp, const char __user *buffer, size_t count, loff_t *loff) { struct seq_file *seqpriv = (struct seq_file *)filp->private_data; struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_dm_info *dm_info = &rtwdev->dm_info; int ret, bit; bool en; ret = kstrtoint_from_user(buffer, count, 10, &bit); if (ret) return ret; en = bit > 0; bit = abs(bit); if (bit >= RTW_DM_CAP_NUM) { rtw_warn(rtwdev, "unknown DM CAP %d\n", bit); return -EINVAL; } if (en) dm_info->dm_flags &= ~BIT(bit); else dm_info->dm_flags |= BIT(bit); debugfs_priv->dm_cap.bit = bit; return count; } static void dump_gapk_status(struct rtw_dev *rtwdev, struct seq_file *m) { struct rtw_dm_info *dm_info = &rtwdev->dm_info; struct rtw_gapk_info *txgapk = &rtwdev->dm_info.gapk; int i, path; u32 val; seq_printf(m, "\n(%2d) %c%s\n\n", RTW_DM_CAP_TXGAPK, dm_info->dm_flags & BIT(RTW_DM_CAP_TXGAPK) ? '-' : '+', rtw_dm_cap_strs[RTW_DM_CAP_TXGAPK]); mutex_lock(&rtwdev->mutex); for (path = 0; path < rtwdev->hal.rf_path_num; path++) { val = rtw_read_rf(rtwdev, path, RF_GAINTX, RFREG_MASK); seq_printf(m, "path %d:\n0x%x = 0x%x\n", path, RF_GAINTX, val); for (i = 0; i < RF_HW_OFFSET_NUM; i++) seq_printf(m, "[TXGAPK] offset %d %d\n", txgapk->rf3f_fs[path][i], i); seq_puts(m, "\n"); } mutex_unlock(&rtwdev->mutex); } static int rtw_debugfs_get_dm_cap(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; struct rtw_dev *rtwdev = debugfs_priv->rtwdev; struct rtw_dm_info *dm_info = &rtwdev->dm_info; int i; switch (debugfs_priv->dm_cap.bit) { case RTW_DM_CAP_TXGAPK: dump_gapk_status(rtwdev, m); break; default: for (i = 1; i < RTW_DM_CAP_NUM; i++) { seq_printf(m, "(%2d) %c%s\n", i, dm_info->dm_flags & BIT(i) ? '-' : '+', rtw_dm_cap_strs[i]); } break; } debugfs_priv->dm_cap.bit = RTW_DM_CAP_NA; return 0; } #define rtw_debug_priv_mac(addr) \ { \ .cb_read = rtw_debug_get_mac_page, \ .cb_data = addr, \ } #define rtw_debug_priv_bb(addr) \ { \ .cb_read = rtw_debug_get_bb_page, \ .cb_data = addr, \ } #define rtw_debug_priv_get(name) \ { \ .cb_read = rtw_debugfs_get_ ##name, \ } #define rtw_debug_priv_set(name) \ { \ .cb_write = rtw_debugfs_set_ ##name, \ } #define rtw_debug_priv_set_and_get(name) \ { \ .cb_write = rtw_debugfs_set_ ##name, \ .cb_read = rtw_debugfs_get_ ##name, \ } #define rtw_debug_priv_set_single_and_get(name) \ { \ .cb_write = rtw_debugfs_set_single_input, \ .cb_read = rtw_debugfs_get_ ##name, \ } static const struct rtw_debugfs rtw_debugfs_templ = { .mac_0 = rtw_debug_priv_mac(0x0000), .mac_1 = rtw_debug_priv_mac(0x0100), .mac_2 = rtw_debug_priv_mac(0x0200), .mac_3 = rtw_debug_priv_mac(0x0300), .mac_4 = rtw_debug_priv_mac(0x0400), .mac_5 = rtw_debug_priv_mac(0x0500), .mac_6 = rtw_debug_priv_mac(0x0600), .mac_7 = rtw_debug_priv_mac(0x0700), .mac_10 = rtw_debug_priv_mac(0x1000), .mac_11 = rtw_debug_priv_mac(0x1100), .mac_12 = rtw_debug_priv_mac(0x1200), .mac_13 = rtw_debug_priv_mac(0x1300), .mac_14 = rtw_debug_priv_mac(0x1400), .mac_15 = rtw_debug_priv_mac(0x1500), .mac_16 = rtw_debug_priv_mac(0x1600), .mac_17 = rtw_debug_priv_mac(0x1700), .bb_8 = rtw_debug_priv_bb(0x0800), .bb_9 = rtw_debug_priv_bb(0x0900), .bb_a = rtw_debug_priv_bb(0x0a00), .bb_b = rtw_debug_priv_bb(0x0b00), .bb_c = rtw_debug_priv_bb(0x0c00), .bb_d = rtw_debug_priv_bb(0x0d00), .bb_e = rtw_debug_priv_bb(0x0e00), .bb_f = rtw_debug_priv_bb(0x0f00), .bb_18 = rtw_debug_priv_bb(0x1800), .bb_19 = rtw_debug_priv_bb(0x1900), .bb_1a = rtw_debug_priv_bb(0x1a00), .bb_1b = rtw_debug_priv_bb(0x1b00), .bb_1c = rtw_debug_priv_bb(0x1c00), .bb_1d = rtw_debug_priv_bb(0x1d00), .bb_1e = rtw_debug_priv_bb(0x1e00), .bb_1f = rtw_debug_priv_bb(0x1f00), .bb_2c = rtw_debug_priv_bb(0x2c00), .bb_2d = rtw_debug_priv_bb(0x2d00), .bb_40 = rtw_debug_priv_bb(0x4000), .bb_41 = rtw_debug_priv_bb(0x4100), .rf_dump = rtw_debug_priv_get(rf_dump), .tx_pwr_tbl = rtw_debug_priv_get(tx_pwr_tbl), .write_reg = rtw_debug_priv_set(write_reg), .h2c = rtw_debug_priv_set(h2c), .rf_write = rtw_debug_priv_set(rf_write), .rf_read = rtw_debug_priv_set_and_get(rf_read), .read_reg = rtw_debug_priv_set_and_get(read_reg), .fix_rate = rtw_debug_priv_set_and_get(fix_rate), .dump_cam = rtw_debug_priv_set_single_and_get(dump_cam), .rsvd_page = rtw_debug_priv_set_and_get(rsvd_page), .phy_info = rtw_debug_priv_get(phy_info), .coex_enable = rtw_debug_priv_set_and_get(coex_enable), .coex_info = rtw_debug_priv_get(coex_info), .edcca_enable = rtw_debug_priv_set_and_get(edcca_enable), .fw_crash = rtw_debug_priv_set_and_get(fw_crash), .force_lowest_basic_rate = rtw_debug_priv_set_and_get(force_lowest_basic_rate), .dm_cap = rtw_debug_priv_set_and_get(dm_cap), }; #define rtw_debugfs_add_core(name, mode, fopname, parent) \ do { \ struct rtw_debugfs_priv *priv = &rtwdev->debugfs->name; \ priv->rtwdev = rtwdev; \ if (IS_ERR(debugfs_create_file(#name, mode, \ parent, priv, \ &file_ops_ ##fopname))) \ pr_debug("Unable to initialize debugfs:%s\n", \ #name); \ } while (0) #define rtw_debugfs_add_w(name) \ rtw_debugfs_add_core(name, S_IFREG | 0222, common_write, debugfs_topdir) #define rtw_debugfs_add_rw(name) \ rtw_debugfs_add_core(name, S_IFREG | 0666, single_rw, debugfs_topdir) #define rtw_debugfs_add_r(name) \ rtw_debugfs_add_core(name, S_IFREG | 0444, single_r, debugfs_topdir) static void rtw_debugfs_add_basic(struct rtw_dev *rtwdev, struct dentry *debugfs_topdir) { rtw_debugfs_add_w(write_reg); rtw_debugfs_add_rw(read_reg); rtw_debugfs_add_w(rf_write); rtw_debugfs_add_rw(rf_read); rtw_debugfs_add_rw(fix_rate); rtw_debugfs_add_rw(dump_cam); rtw_debugfs_add_rw(rsvd_page); rtw_debugfs_add_r(phy_info); rtw_debugfs_add_r(coex_info); rtw_debugfs_add_rw(coex_enable); rtw_debugfs_add_w(h2c); rtw_debugfs_add_r(rf_dump); rtw_debugfs_add_r(tx_pwr_tbl); rtw_debugfs_add_rw(edcca_enable); rtw_debugfs_add_rw(fw_crash); rtw_debugfs_add_rw(force_lowest_basic_rate); rtw_debugfs_add_rw(dm_cap); } static void rtw_debugfs_add_sec0(struct rtw_dev *rtwdev, struct dentry *debugfs_topdir) { rtw_debugfs_add_r(mac_0); rtw_debugfs_add_r(mac_1); rtw_debugfs_add_r(mac_2); rtw_debugfs_add_r(mac_3); rtw_debugfs_add_r(mac_4); rtw_debugfs_add_r(mac_5); rtw_debugfs_add_r(mac_6); rtw_debugfs_add_r(mac_7); rtw_debugfs_add_r(bb_8); rtw_debugfs_add_r(bb_9); rtw_debugfs_add_r(bb_a); rtw_debugfs_add_r(bb_b); rtw_debugfs_add_r(bb_c); rtw_debugfs_add_r(bb_d); rtw_debugfs_add_r(bb_e); rtw_debugfs_add_r(bb_f); } static void rtw_debugfs_add_sec1(struct rtw_dev *rtwdev, struct dentry *debugfs_topdir) { rtw_debugfs_add_r(mac_10); rtw_debugfs_add_r(mac_11); rtw_debugfs_add_r(mac_12); rtw_debugfs_add_r(mac_13); rtw_debugfs_add_r(mac_14); rtw_debugfs_add_r(mac_15); rtw_debugfs_add_r(mac_16); rtw_debugfs_add_r(mac_17); rtw_debugfs_add_r(bb_18); rtw_debugfs_add_r(bb_19); rtw_debugfs_add_r(bb_1a); rtw_debugfs_add_r(bb_1b); rtw_debugfs_add_r(bb_1c); rtw_debugfs_add_r(bb_1d); rtw_debugfs_add_r(bb_1e); rtw_debugfs_add_r(bb_1f); if (rtwdev->chip->id == RTW_CHIP_TYPE_8822C) { rtw_debugfs_add_r(bb_2c); rtw_debugfs_add_r(bb_2d); rtw_debugfs_add_r(bb_40); rtw_debugfs_add_r(bb_41); } } void rtw_debugfs_init(struct rtw_dev *rtwdev) { struct dentry *debugfs_topdir; rtwdev->debugfs = kmemdup(&rtw_debugfs_templ, sizeof(rtw_debugfs_templ), GFP_KERNEL); if (!rtwdev->debugfs) return; debugfs_topdir = debugfs_create_dir("rtw88", rtwdev->hw->wiphy->debugfsdir); rtw_debugfs_add_basic(rtwdev, debugfs_topdir); rtw_debugfs_add_sec0(rtwdev, debugfs_topdir); rtw_debugfs_add_sec1(rtwdev, debugfs_topdir); } void rtw_debugfs_deinit(struct rtw_dev *rtwdev) { kfree(rtwdev->debugfs); } #endif /* CONFIG_RTW88_DEBUGFS */ #ifdef CONFIG_RTW88_DEBUG void rtw_dbg(struct rtw_dev *rtwdev, enum rtw_debug_mask mask, const char *fmt, ...) { struct va_format vaf = { .fmt = fmt, }; va_list args; va_start(args, fmt); vaf.va = &args; if (rtw_debug_mask & mask) dev_printk(KERN_DEBUG, rtwdev->dev, "%pV", &vaf); va_end(args); } EXPORT_SYMBOL(rtw_dbg); #endif /* CONFIG_RTW88_DEBUG */