MODULE_PARM_DESC(disable_device_id_wildcards,
"Disable device ID wildcards.");
+static int pqi_disable_heartbeat;
+module_param_named(disable_heartbeat,
+ pqi_disable_heartbeat, int, 0644);
+MODULE_PARM_DESC(disable_heartbeat,
+ "Disable heartbeat.");
+
+static int pqi_disable_ctrl_shutdown;
+module_param_named(disable_ctrl_shutdown,
+ pqi_disable_ctrl_shutdown, int, 0644);
+MODULE_PARM_DESC(disable_ctrl_shutdown,
+ "Disable controller shutdown when controller locked up.");
+
static char *pqi_lockup_action_param;
module_param_named(lockup_action,
pqi_lockup_action_param, charp, 0644);
switch (get_unaligned_le16(§ion->section_id)) {
case PQI_CONFIG_TABLE_SECTION_HEARTBEAT:
- ctrl_info->heartbeat_counter = table_iomem_addr +
- section_offset +
- offsetof(struct pqi_config_table_heartbeat,
- heartbeat_counter);
+ if (pqi_disable_heartbeat)
+ dev_warn(&ctrl_info->pci_dev->dev,
+ "heartbeat disabled by module parameter\n");
+ else
+ ctrl_info->heartbeat_counter =
+ table_iomem_addr +
+ section_offset +
+ offsetof(
+ struct pqi_config_table_heartbeat,
+ heartbeat_counter);
break;
}
ctrl_info->controller_online = false;
ctrl_info->pqi_mode_enabled = false;
pqi_ctrl_block_requests(ctrl_info);
- sis_shutdown_ctrl(ctrl_info);
+ if (!pqi_disable_ctrl_shutdown)
+ sis_shutdown_ctrl(ctrl_info);
pci_disable_device(ctrl_info->pci_dev);
dev_err(&ctrl_info->pci_dev->dev, "controller offline\n");
schedule_work(&ctrl_info->ctrl_offline_work);