diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-debugfs.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-debugfs.c | 55 |
1 files changed, 53 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index ad25806dfaf..29e16ba69cd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -55,6 +55,13 @@ goto err; \ } while (0) +#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ + dbgfs->dbgfs_##parent##_files.file_##name = \ + debugfs_create_bool(#name, 0644, dbgfs->dir_##parent, ptr); \ + if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name)) \ + goto err; \ +} while (0) + #define DEBUGFS_REMOVE(name) do { \ debugfs_remove(name); \ name = NULL; \ @@ -85,6 +92,14 @@ static const struct file_operations iwl_dbgfs_##name##_ops = { \ .open = iwl_dbgfs_open_file_generic, \ }; +#define DEBUGFS_WRITE_FILE_OPS(name) \ + DEBUGFS_WRITE_FUNC(name); \ +static const struct file_operations iwl_dbgfs_##name##_ops = { \ + .write = iwl_dbgfs_##name##_write, \ + .open = iwl_dbgfs_open_file_generic, \ +}; + + #define DEBUGFS_READ_WRITE_FILE_OPS(name) \ DEBUGFS_READ_FUNC(name); \ DEBUGFS_WRITE_FUNC(name); \ @@ -317,7 +332,29 @@ static ssize_t iwl_dbgfs_eeprom_read(struct file *file, return ret; } +static ssize_t iwl_dbgfs_log_event_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + u32 event_log_flag; + char buf[8]; + int buf_size; + + memset(buf, 0, sizeof(buf)); + buf_size = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, buf_size)) + return -EFAULT; + if (sscanf(buf, "%d", &event_log_flag) != 1) + return -EFAULT; + if (event_log_flag == 1) + iwl_dump_nic_event_log(priv); + + return count; +} + DEBUGFS_READ_WRITE_FILE_OPS(sram); +DEBUGFS_WRITE_FILE_OPS(log_event); DEBUGFS_READ_FILE_OPS(eeprom); DEBUGFS_READ_FILE_OPS(stations); DEBUGFS_READ_FILE_OPS(rx_statistics); @@ -330,6 +367,7 @@ DEBUGFS_READ_FILE_OPS(tx_statistics); int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) { struct iwl_debugfs *dbgfs; + struct dentry *phyd = priv->hw->wiphy->debugfsdir; dbgfs = kzalloc(sizeof(struct iwl_debugfs), GFP_KERNEL); if (!dbgfs) { @@ -338,18 +376,24 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) priv->dbgfs = dbgfs; dbgfs->name = name; - dbgfs->dir_drv = debugfs_create_dir(name, NULL); + dbgfs->dir_drv = debugfs_create_dir(name, phyd); if (!dbgfs->dir_drv || IS_ERR(dbgfs->dir_drv)){ goto err; } DEBUGFS_ADD_DIR(data, dbgfs->dir_drv); + DEBUGFS_ADD_DIR(rf, dbgfs->dir_drv); DEBUGFS_ADD_FILE(eeprom, data); DEBUGFS_ADD_FILE(sram, data); + DEBUGFS_ADD_FILE(log_event, data); DEBUGFS_ADD_FILE(stations, data); DEBUGFS_ADD_FILE(rx_statistics, data); DEBUGFS_ADD_FILE(tx_statistics, data); - +#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB + DEBUGFS_ADD_BOOL(disable_sensitivity, rf, &priv->disable_sens_cal); + DEBUGFS_ADD_BOOL(disable_chain_noise, rf, + &priv->disable_chain_noise_cal); +#endif /* CONFIG_IWLWIFI_RUN_TIME_CALIB */ return 0; err: @@ -372,8 +416,14 @@ void iwl_dbgfs_unregister(struct iwl_priv *priv) DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_rx_statistics); DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_tx_statistics); DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sram); + DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_log_event); DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_stations); DEBUGFS_REMOVE(priv->dbgfs->dir_data); +#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB + DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_sensitivity); + DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_chain_noise); +#endif /* CONFIG_IWLWIFI_RUN_TIME_CALIB */ + DEBUGFS_REMOVE(priv->dbgfs->dir_rf); DEBUGFS_REMOVE(priv->dbgfs->dir_drv); kfree(priv->dbgfs); priv->dbgfs = NULL; @@ -381,3 +431,4 @@ void iwl_dbgfs_unregister(struct iwl_priv *priv) EXPORT_SYMBOL(iwl_dbgfs_unregister); + |