diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-drv.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 66 |
1 files changed, 58 insertions, 8 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 77124b8b235e..5cec467b995b 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -31,7 +31,6 @@ #define DRV_DESCRIPTION "Intel(R) Wireless WiFi driver for Linux" MODULE_DESCRIPTION(DRV_DESCRIPTION); -MODULE_AUTHOR(DRV_AUTHOR); MODULE_LICENSE("GPL"); #ifdef CONFIG_IWLWIFI_DEBUGFS @@ -550,6 +549,43 @@ static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv, return 0; } +static void iwl_drv_set_dump_exclude(struct iwl_drv *drv, + enum iwl_ucode_tlv_type tlv_type, + const void *tlv_data, u32 tlv_len) +{ + const struct iwl_fw_dump_exclude *fw = tlv_data; + struct iwl_dump_exclude *excl; + + if (tlv_len < sizeof(*fw)) + return; + + if (tlv_type == IWL_UCODE_TLV_SEC_TABLE_ADDR) { + excl = &drv->fw.dump_excl[0]; + + /* second time we find this, it's for WoWLAN */ + if (excl->addr) + excl = &drv->fw.dump_excl_wowlan[0]; + } else if (fw_has_capa(&drv->fw.ucode_capa, + IWL_UCODE_TLV_CAPA_CNSLDTD_D3_D0_IMG)) { + /* IWL_UCODE_TLV_D3_KEK_KCK_ADDR is regular image */ + excl = &drv->fw.dump_excl[0]; + } else { + /* IWL_UCODE_TLV_D3_KEK_KCK_ADDR is WoWLAN image */ + excl = &drv->fw.dump_excl_wowlan[0]; + } + + if (excl->addr) + excl++; + + if (excl->addr) { + IWL_DEBUG_FW_INFO(drv, "found too many excludes in fw file\n"); + return; + } + + excl->addr = le32_to_cpu(fw->addr) & ~FW_ADDR_CACHE_CONTROL; + excl->size = le32_to_cpu(fw->size); +} + static int iwl_parse_tlv_firmware(struct iwl_drv *drv, const struct firmware *ucode_raw, struct iwl_firmware_pieces *pieces, @@ -1133,6 +1169,7 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, case IWL_UCODE_TLV_TYPE_HCMD: case IWL_UCODE_TLV_TYPE_REGIONS: case IWL_UCODE_TLV_TYPE_TRIGGERS: + case IWL_UCODE_TLV_TYPE_CONF_SET: if (iwlwifi_mod_params.enable_ini) iwl_dbg_tlv_alloc(drv->trans, tlv, false); break; @@ -1166,6 +1203,11 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, return -ENOMEM; drv->fw.phy_integration_ver_len = tlv_len; break; + case IWL_UCODE_TLV_SEC_TABLE_ADDR: + case IWL_UCODE_TLV_D3_KEK_KCK_ADDR: + iwl_drv_set_dump_exclude(drv, tlv_type, + tlv_data, tlv_len); + break; default: IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type); break; @@ -1271,23 +1313,31 @@ _iwl_op_mode_start(struct iwl_drv *drv, struct iwlwifi_opmode_table *op) const struct iwl_op_mode_ops *ops = op->ops; struct dentry *dbgfs_dir = NULL; struct iwl_op_mode *op_mode = NULL; + int retry, max_retry = !!iwlwifi_mod_params.fw_restart * IWL_MAX_INIT_RETRY; + + for (retry = 0; retry <= max_retry; retry++) { #ifdef CONFIG_IWLWIFI_DEBUGFS - drv->dbgfs_op_mode = debugfs_create_dir(op->name, - drv->dbgfs_drv); - dbgfs_dir = drv->dbgfs_op_mode; + drv->dbgfs_op_mode = debugfs_create_dir(op->name, + drv->dbgfs_drv); + dbgfs_dir = drv->dbgfs_op_mode; #endif - op_mode = ops->start(drv->trans, drv->trans->cfg, &drv->fw, dbgfs_dir); + op_mode = ops->start(drv->trans, drv->trans->cfg, + &drv->fw, dbgfs_dir); + + if (op_mode) + return op_mode; + + IWL_ERR(drv, "retry init count %d\n", retry); #ifdef CONFIG_IWLWIFI_DEBUGFS - if (!op_mode) { debugfs_remove_recursive(drv->dbgfs_op_mode); drv->dbgfs_op_mode = NULL; - } #endif + } - return op_mode; + return NULL; } static void _iwl_op_mode_stop(struct iwl_drv *drv) |
