From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/net/wireless/realtek/rtlwifi/debug.c | 514 +++++++++++++++++++++++++++ 1 file changed, 514 insertions(+) create mode 100644 drivers/net/wireless/realtek/rtlwifi/debug.c (limited to 'drivers/net/wireless/realtek/rtlwifi/debug.c') diff --git a/drivers/net/wireless/realtek/rtlwifi/debug.c b/drivers/net/wireless/realtek/rtlwifi/debug.c new file mode 100644 index 0000000000..9eb26dfe4c --- /dev/null +++ b/drivers/net/wireless/realtek/rtlwifi/debug.c @@ -0,0 +1,514 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2009-2012 Realtek Corporation.*/ + +#include "wifi.h" +#include "cam.h" + +#include +#include + +#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 (copy_from_user(tmp, buffer, tmp_len)) + return -EFAULT; + + tmp[tmp_len] = '\0'; + + /* write BB/MAC register */ + num = sscanf(tmp, "%x %x %x", &addr, &val, &len); + + if (num != 3) + return -EINVAL; + + 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 (copy_from_user(tmp, buffer, tmp_len)) + return -EFAULT; + + 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 \n"); + return -EINVAL; + } + + 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 -- cgit v1.2.3