// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/* Copyright(c) 2018-2019 Realtek Corporation
*/
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#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;
};
};
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;
val = rtw_read_rf(rtwdev, path, addr, mask);
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 (!buffer || copy_from_user(tmp, buffer, tmp_len))
return count;
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;
rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2);
num = sscanf(tmp, "%x %x", &addr, &len);
if (num != 2)
return count;
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;
u8 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;
rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2);
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;
struct rtw_dev *rtwdev = debugfs_priv->rtwdev;
char tmp[32 + 1];
u32 input;
int num;
rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1);
num = kstrtoint(tmp, 0, &input);
if (num) {
rtw_warn(rtwdev, "kstrtoint failed\n");
return num;
}
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;
rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3);
/* write BB/MAC register */
num = sscanf(tmp, "%x %x %x", &addr, &val, &len);
if (num != 3)
return count;
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;
rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3);
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;
}
rtw_fw_h2c_cmd_dbg(rtwdev, param);
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;
rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 4);
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 count;
}
rtw_write_rf(rtwdev, path, addr, mask, val);
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;
rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3);
num = sscanf(tmp, "%x %x %x", &path, &addr, &mask);
if (num != 3) {
rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n");
return count;
}
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;
char tmp[32 + 1];
int ret;
rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1);
ret = kstrtou8(tmp, 0, &fix_rate);
if (ret) {
rtw_warn(rtwdev, "invalid args, [rate]\n");
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_debug_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;
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");
}
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;
rtw_coex_display_coex_info(rtwdev, m);
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;
char tmp[32 + 1];
bool enable;
int ret;
rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1);
ret = kstrtobool(tmp, &enable);
if (ret) {
rtw_warn(rtwdev, "invalid arguments\n");
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;
char tmp[32 + 1];
bool input;
int ret;
rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1);
ret = kstrtobool(tmp, &input);
if (ret)
return -EINVAL;
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 bit;
bool en;
if (kstrtoint_from_user(buffer, count, 10, &bit))
return -EINVAL;
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]);
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");
}
}
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_impl_mac(page, addr) \
static struct rtw_debugfs_priv rtw_debug_priv_mac_ ##page = { \
.cb_read = rtw_debug_get_mac_page, \
.cb_data = addr, \
}
rtw_debug_impl_mac(0, 0x0000);
rtw_debug_impl_mac(1, 0x0100);
rtw_debug_impl_mac(2, 0x0200);
rtw_debug_impl_mac(3, 0x0300);
rtw_debug_impl_mac(4, 0x0400);
rtw_debug_impl_mac(5, 0x0500);
rtw_debug_impl_mac(6, 0x0600);
rtw_debug_impl_mac(7, 0x0700);
rtw_debug_impl_mac(10, 0x1000);
rtw_debug_impl_mac(11, 0x1100);
rtw_debug_impl_mac(12, 0x1200);
rtw_debug_impl_mac(13, 0x1300);
rtw_debug_impl_mac(14, 0x1400);
rtw_debug_impl_mac(15, 0x1500);
rtw_debug_impl_mac(16, 0x1600);
rtw_debug_impl_mac(17, 0x1700);
#define rtw_debug_impl_bb(page, addr) \
static struct rtw_debugfs_priv rtw_debug_priv_bb_ ##page = { \
.cb_read = rtw_debug_get_bb_page, \
.cb_data = addr, \
}
rtw_debug_impl_bb(8, 0x0800);
rtw_debug_impl_bb(9, 0x0900);
rtw_debug_impl_bb(a, 0x0a00);
rtw_debug_impl_bb(b, 0x0b00);
rtw_debug_impl_bb(c, 0x0c00);
rtw_debug_impl_bb(d, 0x0d00);
rtw_debug_impl_bb(e, 0x0e00);
rtw_debug_impl_bb(f, 0x0f00);
rtw_debug_impl_bb(18, 0x1800);
rtw_debug_impl_bb(19, 0x1900);
rtw_debug_impl_bb(1a, 0x1a00);
rtw_debug_impl_bb(1b, 0x1b00);
rtw_debug_impl_bb(1c, 0x1c00);
rtw_debug_impl_bb(1d, 0x1d00);
rtw_debug_impl_bb(1e, 0x1e00);
rtw_debug_impl_bb(1f, 0x1f00);
rtw_debug_impl_bb(2c, 0x2c00);
rtw_debug_impl_bb(2d, 0x2d00);
rtw_debug_impl_bb(40, 0x4000);
rtw_debug_impl_bb(41, 0x4100);
static struct rtw_debugfs_priv rtw_debug_priv_rf_dump = {
.cb_read = rtw_debug_get_rf_dump,
};
static struct rtw_debugfs_priv rtw_debug_priv_tx_pwr_tbl = {
.cb_read = rtw_debugfs_get_tx_pwr_tbl,
};
static struct rtw_debugfs_priv rtw_debug_priv_write_reg = {
.cb_write = rtw_debugfs_set_write_reg,
};
static struct rtw_debugfs_priv rtw_debug_priv_h2c = {
.cb_write = rtw_debugfs_set_h2c,
};
static struct rtw_debugfs_priv rtw_debug_priv_rf_write = {
.cb_write = rtw_debugfs_set_rf_write,
};
static struct rtw_debugfs_priv rtw_debug_priv_rf_read = {
.cb_write = rtw_debugfs_set_rf_read,
.cb_read = rtw_debugfs_get_rf_read,
};
static struct rtw_debugfs_priv rtw_debug_priv_read_reg = {
.cb_write = rtw_debugfs_set_read_reg,
.cb_read = rtw_debugfs_get_read_reg,
};
static struct rtw_debugfs_priv rtw_debug_priv_fix_rate = {
.cb_write = rtw_debugfs_set_fix_rate,
.cb_read = rtw_debugfs_get_fix_rate,
};
static struct rtw_debugfs_priv rtw_debug_priv_dump_cam = {
.cb_write = rtw_debugfs_set_single_input,
.cb_read = rtw_debugfs_get_dump_cam,
};
static struct rtw_debugfs_priv rtw_debug_priv_rsvd_page = {
.cb_write = rtw_debugfs_set_rsvd_page,
.cb_read = rtw_debugfs_get_rsvd_page,
};
static struct rtw_debugfs_priv rtw_debug_priv_phy_info = {
.cb_read = rtw_debugfs_get_phy_info,
};
static struct rtw_debugfs_priv rtw_debug_priv_coex_enable = {
.cb_write = rtw_debugfs_set_coex_enable,
.cb_read = rtw_debugfs_get_coex_enable,
};
static struct rtw_debugfs_priv rtw_debug_priv_coex_info = {
.cb_read = rtw_debugfs_get_coex_info,
};
static struct rtw_debugfs_priv rtw_debug_priv_edcca_enable = {
.cb_write = rtw_debugfs_set_edcca_enable,
.cb_read = rtw_debugfs_get_edcca_enable,
};
static struct rtw_debugfs_priv rtw_debug_priv_fw_crash = {
.cb_write = rtw_debugfs_set_fw_crash,
.cb_read = rtw_debugfs_get_fw_crash,
};
static struct rtw_debugfs_priv rtw_debug_priv_force_lowest_basic_rate = {
.cb_write = rtw_debugfs_set_force_lowest_basic_rate,
.cb_read = rtw_debugfs_get_force_lowest_basic_rate,
};
static struct rtw_debugfs_priv rtw_debug_priv_dm_cap = {
.cb_write = rtw_debugfs_set_dm_cap,
.cb_read = rtw_debugfs_get_dm_cap,
};
#define rtw_debugfs_add_core(name, mode, fopname, parent) \
do { \
rtw_debug_priv_ ##name.rtwdev = rtwdev; \
if (IS_ERR(debugfs_create_file(#name, mode, \
parent, &rtw_debug_priv_ ##name,\
&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)
void rtw_debugfs_init(struct rtw_dev *rtwdev)
{
struct dentry *debugfs_topdir;
debugfs_topdir = debugfs_create_dir("rtw88",
rtwdev->hw->wiphy->debugfsdir);
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(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);
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);
}
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);
}
#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 */
