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()
144 	*value = pciehp_card_present_or_link_active(ctrl);  in get_adapter_status()
159 static void pciehp_check_presence(struct controller *ctrl)  in pciehp_check_presence()  argument
163 	down_read(&ctrl->reset_lock);  in pciehp_check_presence()
164 	mutex_lock(&ctrl->state_lock);  in pciehp_check_presence()
166 	occupied = pciehp_card_present_or_link_active(ctrl);  in pciehp_check_presence()
167 	if ((occupied && (ctrl->state == OFF_STATE ||  in pciehp_check_presence()
168 			  ctrl->state == BLINKINGON_STATE)) ||  in pciehp_check_presence()
169 	    (!occupied && (ctrl->state == ON_STATE ||  in pciehp_check_presence()
170 			   ctrl->state == BLINKINGOFF_STATE)))  in pciehp_check_presence()
171 		pciehp_request(ctrl, PCI_EXP_SLTSTA_PDC);  in pciehp_check_presence()
173 	mutex_unlock(&ctrl->state_lock);  in pciehp_check_presence()
174 	up_read(&ctrl->reset_lock);  in pciehp_check_presence()
180 	struct controller *ctrl;  in pciehp_probe()  local
193 	ctrl = pcie_init(dev);  in pciehp_probe()
194 	if (!ctrl) {  in pciehp_probe()
198 	set_service_data(dev, ctrl);  in pciehp_probe()
201 	rc = init_slot(ctrl);  in pciehp_probe()
204 			ctrl_warn(ctrl, "Slot already registered by another hotplug driver\n");  in pciehp_probe()
206 			ctrl_err(ctrl, "Slot initialization failed (%d)\n", rc);  in pciehp_probe()
211 	rc = pcie_init_notification(ctrl);  in pciehp_probe()
213 		ctrl_err(ctrl, "Notification initialization failed (%d)\n", rc);  in pciehp_probe()
218 	rc = pci_hp_add(&ctrl->hotplug_slot);  in pciehp_probe()
220 		ctrl_err(ctrl, "Publication to user space failed (%d)\n", rc);  in pciehp_probe()
224 	pciehp_check_presence(ctrl);  in pciehp_probe()
229 	pcie_shutdown_notification(ctrl);  in pciehp_probe()
231 	cleanup_slot(ctrl);  in pciehp_probe()
233 	pciehp_release_ctrl(ctrl);  in pciehp_probe()
239 	struct controller *ctrl = get_service_data(dev);  in pciehp_remove()  local
241 	pci_hp_del(&ctrl->hotplug_slot);  in pciehp_remove()
242 	pcie_shutdown_notification(ctrl);  in pciehp_remove()
243 	cleanup_slot(ctrl);  in pciehp_remove()
244 	pciehp_release_ctrl(ctrl);  in pciehp_remove()
270 	struct controller *ctrl = get_service_data(dev);  in pciehp_resume_noirq()  local
273 	ctrl->cmd_started = jiffies;  in pciehp_resume_noirq()
274 	ctrl->cmd_busy = true;  in pciehp_resume_noirq()
277 	if (ctrl->state == ON_STATE || ctrl->state == BLINKINGOFF_STATE)  in pciehp_resume_noirq()
278 		pcie_clear_hotplug_events(ctrl);  in pciehp_resume_noirq()
285 	struct controller *ctrl = get_service_data(dev);  in pciehp_resume()  local
288 		pcie_enable_interrupt(ctrl);  in pciehp_resume()
290 	pciehp_check_presence(ctrl);  in pciehp_resume()
297 	struct controller *ctrl = get_service_data(dev);  in pciehp_runtime_resume()  local
300 	ctrl->cmd_started = jiffies;  in pciehp_runtime_resume()
301 	ctrl->cmd_busy = true;  in pciehp_runtime_resume()
304 	if ((ctrl->state == ON_STATE || ctrl->state == BLINKINGOFF_STATE) &&  in pciehp_runtime_resume()
306 		pcie_clear_hotplug_events(ctrl);  in pciehp_runtime_resume()