50 static int init_slot(struct controller *ctrl)  in init_slot()  argument
66 	if (MRL_SENS(ctrl))  in init_slot()
68 	if (ATTN_LED(ctrl)) {  in init_slot()
71 	} else if (ctrl->pcie->port->hotplug_user_indicators) {  in init_slot()
77 	ctrl->hotplug_slot.ops = ops;  in init_slot()
78 	snprintf(name, SLOT_NAME_SIZE, "%u", PSN(ctrl));  in init_slot()
80 	retval = pci_hp_initialize(&ctrl->hotplug_slot,  in init_slot()
81 				   ctrl->pcie->port->subordinate, 0, name);  in init_slot()
83 		ctrl_err(ctrl, "pci_hp_initialize failed: error %d\n", retval);  in init_slot()
89 static void cleanup_slot(struct controller *ctrl)  in cleanup_slot()  argument
91 	struct hotplug_slot *hotplug_slot = &ctrl->hotplug_slot;  in cleanup_slot()
102 	struct controller *ctrl = to_ctrl(hotplug_slot);  in set_attention_status()  local
103 	struct pci_dev *pdev = ctrl->pcie->port;  in set_attention_status()
111 	pciehp_set_indicators(ctrl, INDICATOR_NOOP, status);  in set_attention_status()
118 	struct controller *ctrl = to_ctrl(hotplug_slot);  in get_power_status()  local
119 	struct pci_dev *pdev = ctrl->pcie->port;  in get_power_status()
122 	pciehp_get_power_status(ctrl, value);  in get_power_status()
129 	struct controller *ctrl = to_ctrl(hotplug_slot);  in get_latch_status()  local
130 	struct pci_dev *pdev = ctrl->pcie->port;  in get_latch_status()
133 	pciehp_get_latch_status(ctrl, value);  in get_latch_status()
140 	struct controller *ctrl = to_ctrl(hotplug_slot);  in get_adapter_status()  local
141 	struct pci_dev *pdev = ctrl->pcie->port;  in get_adapter_status()
145 	ret = pciehp_card_present_or_link_active(ctrl);  in get_adapter_status()
156  * @ctrl: controller to check
165 static void pciehp_check_presence(struct controller *ctrl)  in pciehp_check_presence()  argument
169 	down_read_nested(&ctrl->reset_lock, ctrl->depth);  in pciehp_check_presence()
170 	mutex_lock(&ctrl->state_lock);  in pciehp_check_presence()
172 	occupied = pciehp_card_present_or_link_active(ctrl);  in pciehp_check_presence()
173 	if ((occupied > 0 && (ctrl->state == OFF_STATE ||  in pciehp_check_presence()
174 			  ctrl->state == BLINKINGON_STATE)) ||  in pciehp_check_presence()
175 	    (!occupied && (ctrl->state == ON_STATE ||  in pciehp_check_presence()
176 			   ctrl->state == BLINKINGOFF_STATE)))  in pciehp_check_presence()
177 		pciehp_request(ctrl, PCI_EXP_SLTSTA_PDC);  in pciehp_check_presence()
179 	mutex_unlock(&ctrl->state_lock);  in pciehp_check_presence()
180 	up_read(&ctrl->reset_lock);  in pciehp_check_presence()
186 	struct controller *ctrl;  in pciehp_probe()  local
199 	ctrl = pcie_init(dev);  in pciehp_probe()
200 	if (!ctrl) {  in pciehp_probe()
204 	set_service_data(dev, ctrl);  in pciehp_probe()
207 	rc = init_slot(ctrl);  in pciehp_probe()
210 			ctrl_warn(ctrl, "Slot already registered by another hotplug driver\n");  in pciehp_probe()
212 			ctrl_err(ctrl, "Slot initialization failed (%d)\n", rc);  in pciehp_probe()
217 	rc = pcie_init_notification(ctrl);  in pciehp_probe()
219 		ctrl_err(ctrl, "Notification initialization failed (%d)\n", rc);  in pciehp_probe()
224 	rc = pci_hp_add(&ctrl->hotplug_slot);  in pciehp_probe()
226 		ctrl_err(ctrl, "Publication to user space failed (%d)\n", rc);  in pciehp_probe()
230 	pciehp_check_presence(ctrl);  in pciehp_probe()
235 	pcie_shutdown_notification(ctrl);  in pciehp_probe()
237 	cleanup_slot(ctrl);  in pciehp_probe()
239 	pciehp_release_ctrl(ctrl);  in pciehp_probe()
245 	struct controller *ctrl = get_service_data(dev);  in pciehp_remove()  local
247 	pci_hp_del(&ctrl->hotplug_slot);  in pciehp_remove()
248 	pcie_shutdown_notification(ctrl);  in pciehp_remove()
249 	cleanup_slot(ctrl);  in pciehp_remove()
250 	pciehp_release_ctrl(ctrl);  in pciehp_remove()
288 	struct controller *ctrl = get_service_data(dev);  in pciehp_resume_noirq()  local
291 	ctrl->cmd_started = jiffies;  in pciehp_resume_noirq()
292 	ctrl->cmd_busy = true;  in pciehp_resume_noirq()
295 	if (ctrl->state == ON_STATE || ctrl->state == BLINKINGOFF_STATE)  in pciehp_resume_noirq()
296 		pcie_clear_hotplug_events(ctrl);  in pciehp_resume_noirq()
304 	struct controller *ctrl = get_service_data(dev);  in pciehp_resume()  local
307 		pcie_enable_interrupt(ctrl);  in pciehp_resume()
309 	pciehp_check_presence(ctrl);  in pciehp_resume()
322 	struct controller *ctrl = get_service_data(dev);  in pciehp_runtime_resume()  local
325 	ctrl->cmd_started = jiffies;  in pciehp_runtime_resume()
326 	ctrl->cmd_busy = true;  in pciehp_runtime_resume()
329 	if ((ctrl->state == ON_STATE || ctrl->state == BLINKINGOFF_STATE) &&  in pciehp_runtime_resume()
331 		pcie_clear_hotplug_events(ctrl);  in pciehp_runtime_resume()