blob: 0b1bc04cb6adbaaaae25b94691fdf976fa5b3bed [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2009-2012 Realtek Corporation.*/
#include "wifi.h"
#include "cam.h"
#include <linux/moduleparam.h>
#include <linux/vmalloc.h>
#ifdef CONFIG_RTLWIFI_DEBUG
void _rtl_dbg_print(struct rtl_priv *rtlpriv, u64 comp, int level,
const char *fmt, ...)
{
if (unlikely((comp & rtlpriv->cfg->mod_params->debug_mask) &&
level <= rtlpriv->cfg->mod_params->debug_level)) {
struct va_format vaf;
va_list args;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
pr_info("%pV", &vaf);
va_end(args);
}
}
EXPORT_SYMBOL_GPL(_rtl_dbg_print);
void _rtl_dbg_print_data(struct rtl_priv *rtlpriv, u64 comp, int level,
const char *titlestring,
const void *hexdata, int hexdatalen)
{
if (unlikely(((comp) & rtlpriv->cfg->mod_params->debug_mask) &&
((level) <= rtlpriv->cfg->mod_params->debug_level))) {
pr_info("In process \"%s\" (pid %i): %s\n",
current->comm, current->pid, titlestring);
print_hex_dump_bytes("", DUMP_PREFIX_NONE,
hexdata, hexdatalen);
}
}
EXPORT_SYMBOL_GPL(_rtl_dbg_print_data);
struct rtl_debugfs_priv {
struct rtl_priv *rtlpriv;
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);
u32 cb_data;
};
static struct dentry *debugfs_topdir;
static int rtl_debug_get_common(struct seq_file *m, void *v)
{
struct rtl_debugfs_priv *debugfs_priv = m->private;
return debugfs_priv->cb_read(m, v);
}
static int dl_debug_open_common(struct inode *inode, struct file *file)
{
return single_open(file, rtl_debug_get_common, inode->i_private);
}
static const struct file_operations file_ops_common = {
.open = dl_debug_open_common,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int rtl_debug_get_mac_page(struct seq_file *m, void *v)
{
struct rtl_debugfs_priv *debugfs_priv = m->private;
struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
u32 page = debugfs_priv->cb_data;
int i, n;
int max = 0xff;
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 ",
rtl_read_dword(rtlpriv, (page | n)));
}
seq_puts(m, "\n");
return 0;
}
#define RTL_DEBUG_IMPL_MAC_SERIES(page, addr) \
static struct rtl_debugfs_priv rtl_debug_priv_mac_ ##page = { \
.cb_read = rtl_debug_get_mac_page, \
.cb_data = addr, \
}
RTL_DEBUG_IMPL_MAC_SERIES(0, 0x0000);
RTL_DEBUG_IMPL_MAC_SERIES(1, 0x0100);
RTL_DEBUG_IMPL_MAC_SERIES(2, 0x0200);
RTL_DEBUG_IMPL_MAC_SERIES(3, 0x0300);
RTL_DEBUG_IMPL_MAC_SERIES(4, 0x0400);
RTL_DEBUG_IMPL_MAC_SERIES(5, 0x0500);
RTL_DEBUG_IMPL_MAC_SERIES(6, 0x0600);
RTL_DEBUG_IMPL_MAC_SERIES(7, 0x0700);
RTL_DEBUG_IMPL_MAC_SERIES(10, 0x1000);
RTL_DEBUG_IMPL_MAC_SERIES(11, 0x1100);
RTL_DEBUG_IMPL_MAC_SERIES(12, 0x1200);
RTL_DEBUG_IMPL_MAC_SERIES(13, 0x1300);
RTL_DEBUG_IMPL_MAC_SERIES(14, 0x1400);
RTL_DEBUG_IMPL_MAC_SERIES(15, 0x1500);
RTL_DEBUG_IMPL_MAC_SERIES(16, 0x1600);
RTL_DEBUG_IMPL_MAC_SERIES(17, 0x1700);
static int rtl_debug_get_bb_page(struct seq_file *m, void *v)
{
struct rtl_debugfs_priv *debugfs_priv = m->private;
struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
struct ieee80211_hw *hw = rtlpriv->hw;
u32 page = debugfs_priv->cb_data;
int i, n;
int max = 0xff;
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 ",
rtl_get_bbreg(hw, (page | n), 0xffffffff));
}
seq_puts(m, "\n");
return 0;
}
#define RTL_DEBUG_IMPL_BB_SERIES(page, addr) \
static struct rtl_debugfs_priv rtl_debug_priv_bb_ ##page = { \
.cb_read = rtl_debug_get_bb_page, \
.cb_data = addr, \
}
RTL_DEBUG_IMPL_BB_SERIES(8, 0x0800);
RTL_DEBUG_IMPL_BB_SERIES(9, 0x0900);
RTL_DEBUG_IMPL_BB_SERIES(a, 0x0a00);
RTL_DEBUG_IMPL_BB_SERIES(b, 0x0b00);
RTL_DEBUG_IMPL_BB_SERIES(c, 0x0c00);
RTL_DEBUG_IMPL_BB_SERIES(d, 0x0d00);
RTL_DEBUG_IMPL_BB_SERIES(e, 0x0e00);
RTL_DEBUG_IMPL_BB_SERIES(f, 0x0f00);
RTL_DEBUG_IMPL_BB_SERIES(18, 0x1800);
RTL_DEBUG_IMPL_BB_SERIES(19, 0x1900);
RTL_DEBUG_IMPL_BB_SERIES(1a, 0x1a00);
RTL_DEBUG_IMPL_BB_SERIES(1b, 0x1b00);
RTL_DEBUG_IMPL_BB_SERIES(1c, 0x1c00);
RTL_DEBUG_IMPL_BB_SERIES(1d, 0x1d00);
RTL_DEBUG_IMPL_BB_SERIES(1e, 0x1e00);
RTL_DEBUG_IMPL_BB_SERIES(1f, 0x1f00);
static int rtl_debug_get_reg_rf(struct seq_file *m, void *v)
{
struct rtl_debugfs_priv *debugfs_priv = m->private;
struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
struct ieee80211_hw *hw = rtlpriv->hw;
enum radio_path rfpath = debugfs_priv->cb_data;
int i, n;
int max = 0x40;
if (IS_HARDWARE_TYPE_8822B(rtlpriv))
max = 0xff;
seq_printf(m, "\nPATH(%d)", rfpath);
for (n = 0; n <= max; ) {
seq_printf(m, "\n%8.8x ", n);
for (i = 0; i < 4 && n <= max; n += 1, i++)
seq_printf(m, "%8.8x ",
rtl_get_rfreg(hw, rfpath, n, 0xffffffff));
}
seq_puts(m, "\n");
return 0;
}
#define RTL_DEBUG_IMPL_RF_SERIES(page, addr) \
static struct rtl_debugfs_priv rtl_debug_priv_rf_ ##page = { \
.cb_read = rtl_debug_get_reg_rf, \
.cb_data = addr, \
}
RTL_DEBUG_IMPL_RF_SERIES(a, RF90_PATH_A);
RTL_DEBUG_IMPL_RF_SERIES(b, RF90_PATH_B);
static int rtl_debug_get_cam_register(struct seq_file *m, void *v)
{
struct rtl_debugfs_priv *debugfs_priv = m->private;
struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
int start = debugfs_priv->cb_data;
u32 target_cmd = 0;
u32 target_val = 0;
u8 entry_i = 0;
u32 ulstatus;
int i = 100, j = 0;
int end = (start + 11 > TOTAL_CAM_ENTRY ? TOTAL_CAM_ENTRY : start + 11);
/* This dump the current register page */
seq_printf(m,
"\n#################### SECURITY CAM (%d-%d) ##################\n",
start, end - 1);
for (j = start; j < end; j++) {
seq_printf(m, "\nD: %2x > ", j);
for (entry_i = 0; entry_i < CAM_CONTENT_COUNT; entry_i++) {
/* polling bit, and No Write enable, and address */
target_cmd = entry_i + CAM_CONTENT_COUNT * j;
target_cmd = target_cmd | BIT(31);
/* Check polling bit is clear */
while ((i--) >= 0) {
ulstatus =
rtl_read_dword(rtlpriv,
rtlpriv->cfg->maps[RWCAM]);
if (ulstatus & BIT(31))
continue;
else
break;
}
rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[RWCAM],
target_cmd);
target_val = rtl_read_dword(rtlpriv,
rtlpriv->cfg->maps[RCAMO]);
seq_printf(m, "%8.8x ", target_val);
}
}
seq_puts(m, "\n");
return 0;
}
#define RTL_DEBUG_IMPL_CAM_SERIES(page, addr) \
static struct rtl_debugfs_priv rtl_debug_priv_cam_ ##page = { \
.cb_read = rtl_debug_get_cam_register, \
.cb_data = addr, \
}
RTL_DEBUG_IMPL_CAM_SERIES(1, 0);
RTL_DEBUG_IMPL_CAM_SERIES(2, 11);
RTL_DEBUG_IMPL_CAM_SERIES(3, 22);
static int rtl_debug_get_btcoex(struct seq_file *m, void *v)
{
struct rtl_debugfs_priv *debugfs_priv = m->private;
struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
if (rtlpriv->cfg->ops->get_btc_status())
rtlpriv->btcoexist.btc_ops->btc_display_bt_coex_info(rtlpriv,
m);
seq_puts(m, "\n");
return 0;
}
static struct rtl_debugfs_priv rtl_debug_priv_btcoex = {
.cb_read = rtl_debug_get_btcoex,
.cb_data = 0,
};
static ssize_t rtl_debugfs_set_write_reg(struct file *filp,
const char __user *buffer,
size_t count, loff_t *loff)
{
struct rtl_debugfs_priv *debugfs_priv = filp->private_data;
struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
char tmp[32 + 1];
int tmp_len;
u32 addr, val, len;
int num;
if (count < 3)
return -EFAULT;
tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count);
if (!buffer || copy_from_user(tmp, buffer, tmp_len))
return count;
tmp[tmp_len] = '\0';
/* write BB/MAC register */
num = sscanf(tmp, "%x %x %x", &addr, &val, &len);
if (num != 3)
return count;
switch (len) {
case 1:
rtl_write_byte(rtlpriv, addr, (u8)val);
break;
case 2:
rtl_write_word(rtlpriv, addr, (u16)val);
break;
case 4:
rtl_write_dword(rtlpriv, addr, val);
break;
default:
/*printk("error write length=%d", len);*/
break;
}
return count;
}
static struct rtl_debugfs_priv rtl_debug_priv_write_reg = {
.cb_write = rtl_debugfs_set_write_reg,
};
static ssize_t rtl_debugfs_set_write_h2c(struct file *filp,
const char __user *buffer,
size_t count, loff_t *loff)
{
struct rtl_debugfs_priv *debugfs_priv = filp->private_data;
struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
struct ieee80211_hw *hw = rtlpriv->hw;
char tmp[32 + 1];
int tmp_len;
u8 h2c_len, h2c_data_packed[8];
int h2c_data[8]; /* idx 0: cmd */
int i;
if (count < 3)
return -EFAULT;
tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count);
if (copy_from_user(tmp, buffer, tmp_len))
return -EFAULT;
tmp[tmp_len] = '\0';
h2c_len = sscanf(tmp, "%X %X %X %X %X %X %X %X",
&h2c_data[0], &h2c_data[1],
&h2c_data[2], &h2c_data[3],
&h2c_data[4], &h2c_data[5],
&h2c_data[6], &h2c_data[7]);
if (h2c_len == 0)
return -EINVAL;
for (i = 0; i < h2c_len; i++)
h2c_data_packed[i] = (u8)h2c_data[i];
rtlpriv->cfg->ops->fill_h2c_cmd(hw, h2c_data_packed[0],
h2c_len - 1,
&h2c_data_packed[1]);
return count;
}
static struct rtl_debugfs_priv rtl_debug_priv_write_h2c = {
.cb_write = rtl_debugfs_set_write_h2c,
};
static ssize_t rtl_debugfs_set_write_rfreg(struct file *filp,
const char __user *buffer,
size_t count, loff_t *loff)
{
struct rtl_debugfs_priv *debugfs_priv = filp->private_data;
struct rtl_priv *rtlpriv = debugfs_priv->rtlpriv;
struct ieee80211_hw *hw = rtlpriv->hw;
char tmp[32 + 1];
int tmp_len;
int num;
int path;
u32 addr, bitmask, data;
if (count < 3)
return -EFAULT;
tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count);
if (!buffer || copy_from_user(tmp, buffer, tmp_len))
return count;
tmp[tmp_len] = '\0';
num = sscanf(tmp, "%X %X %X %X",
&path, &addr, &bitmask, &data);
if (num != 4) {
rtl_dbg(rtlpriv, COMP_ERR, DBG_DMESG,
"Format is <path> <addr> <mask> <data>\n");
return count;
}
rtl_set_rfreg(hw, path, addr, bitmask, data);
return count;
}
static struct rtl_debugfs_priv rtl_debug_priv_write_rfreg = {
.cb_write = rtl_debugfs_set_write_rfreg,
};
static int rtl_debugfs_close(struct inode *inode, struct file *filp)
{
return 0;
}
static ssize_t rtl_debugfs_common_write(struct file *filp,
const char __user *buffer,
size_t count, loff_t *loff)
{
struct rtl_debugfs_priv *debugfs_priv = filp->private_data;
return debugfs_priv->cb_write(filp, buffer, count, loff);
}
static const struct file_operations file_ops_common_write = {
.owner = THIS_MODULE,
.write = rtl_debugfs_common_write,
.open = simple_open,
.release = rtl_debugfs_close,
};
#define RTL_DEBUGFS_ADD_CORE(name, mode, fopname) \
do { \
rtl_debug_priv_ ##name.rtlpriv = rtlpriv; \
debugfs_create_file(#name, mode, parent, \
&rtl_debug_priv_ ##name, \
&file_ops_ ##fopname); \
} while (0)
#define RTL_DEBUGFS_ADD(name) \
RTL_DEBUGFS_ADD_CORE(name, S_IFREG | 0444, common)
#define RTL_DEBUGFS_ADD_W(name) \
RTL_DEBUGFS_ADD_CORE(name, S_IFREG | 0222, common_write)
void rtl_debug_add_one(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct dentry *parent;
snprintf(rtlpriv->dbg.debugfs_name, 18, "%pMF", rtlefuse->dev_addr);
rtlpriv->dbg.debugfs_dir =
debugfs_create_dir(rtlpriv->dbg.debugfs_name, debugfs_topdir);
parent = rtlpriv->dbg.debugfs_dir;
RTL_DEBUGFS_ADD(mac_0);
RTL_DEBUGFS_ADD(mac_1);
RTL_DEBUGFS_ADD(mac_2);
RTL_DEBUGFS_ADD(mac_3);
RTL_DEBUGFS_ADD(mac_4);
RTL_DEBUGFS_ADD(mac_5);
RTL_DEBUGFS_ADD(mac_6);
RTL_DEBUGFS_ADD(mac_7);
RTL_DEBUGFS_ADD(bb_8);
RTL_DEBUGFS_ADD(bb_9);
RTL_DEBUGFS_ADD(bb_a);
RTL_DEBUGFS_ADD(bb_b);
RTL_DEBUGFS_ADD(bb_c);
RTL_DEBUGFS_ADD(bb_d);
RTL_DEBUGFS_ADD(bb_e);
RTL_DEBUGFS_ADD(bb_f);
RTL_DEBUGFS_ADD(mac_10);
RTL_DEBUGFS_ADD(mac_11);
RTL_DEBUGFS_ADD(mac_12);
RTL_DEBUGFS_ADD(mac_13);
RTL_DEBUGFS_ADD(mac_14);
RTL_DEBUGFS_ADD(mac_15);
RTL_DEBUGFS_ADD(mac_16);
RTL_DEBUGFS_ADD(mac_17);
RTL_DEBUGFS_ADD(bb_18);
RTL_DEBUGFS_ADD(bb_19);
RTL_DEBUGFS_ADD(bb_1a);
RTL_DEBUGFS_ADD(bb_1b);
RTL_DEBUGFS_ADD(bb_1c);
RTL_DEBUGFS_ADD(bb_1d);
RTL_DEBUGFS_ADD(bb_1e);
RTL_DEBUGFS_ADD(bb_1f);
RTL_DEBUGFS_ADD(rf_a);
RTL_DEBUGFS_ADD(rf_b);
RTL_DEBUGFS_ADD(cam_1);
RTL_DEBUGFS_ADD(cam_2);
RTL_DEBUGFS_ADD(cam_3);
RTL_DEBUGFS_ADD(btcoex);
RTL_DEBUGFS_ADD_W(write_reg);
RTL_DEBUGFS_ADD_W(write_h2c);
RTL_DEBUGFS_ADD_W(write_rfreg);
}
EXPORT_SYMBOL_GPL(rtl_debug_add_one);
void rtl_debug_remove_one(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
debugfs_remove_recursive(rtlpriv->dbg.debugfs_dir);
rtlpriv->dbg.debugfs_dir = NULL;
}
EXPORT_SYMBOL_GPL(rtl_debug_remove_one);
void rtl_debugfs_add_topdir(void)
{
debugfs_topdir = debugfs_create_dir("rtlwifi", NULL);
}
void rtl_debugfs_remove_topdir(void)
{
debugfs_remove_recursive(debugfs_topdir);
}
#endif