pci/hotplug/pciehp.h

1 /* SPDX-License-Identifier: GPL-2.0+ */
6  * Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com)
8  * Copyright (C) 2003-2004 Intel Corporation
26 #include "../pcie/portdrv.h"
36 	pci_dbg(ctrl->pcie->port, format, ## arg)
38 	pci_err(ctrl->pcie->port, format, ## arg)
40 	pci_info(ctrl->pcie->port, format, ## arg)
42 	pci_warn(ctrl->pcie->port, format, ## arg)
47  * struct controller - PCIe hotplug controller
48  * @pcie: pointer to the controller's PCIe port service device
50  *	(PCIe r6.2 sec 7.9.3); used to determine whether a hotplugged device
53  * @inband_presence_disabled: In-Band Presence Detect Disable supported by
54  *	controller and disabled per spec recommendation (PCIe r5.0, appendix I
60  *	interrupt (PCIe r4.0, sec 6.7.3.2)
75  * @button_work: work item to turn the slot on or off after 5 seconds
88  * PCIe hotplug has a 1:1 relationship between controller and slot, hence
92 	struct pcie_device *pcie;  member
125  * @BLINKINGON_STATE: slot will be powered on after the 5 second delay,
127  * @BLINKINGOFF_STATE: slot will be powered off after the 5 second delay,
138 #define ON_STATE			5
144  * hence must be greater than its 16-bit width.
147  *	an Attention Button press after the 5 second delay
156 #define ATTN_BUTTN(ctrl)	((ctrl)->slot_cap & PCI_EXP_SLTCAP_ABP)
157 #define POWER_CTRL(ctrl)	((ctrl)->slot_cap & PCI_EXP_SLTCAP_PCP)
158 #define MRL_SENS(ctrl)		((ctrl)->slot_cap & PCI_EXP_SLTCAP_MRLSP)
159 #define ATTN_LED(ctrl)		((ctrl)->slot_cap & PCI_EXP_SLTCAP_AIP)
160 #define PWR_LED(ctrl)		((ctrl)->slot_cap & PCI_EXP_SLTCAP_PIP)
161 #define NO_CMD_CMPL(ctrl)	((ctrl)->slot_cap & PCI_EXP_SLTCAP_NCCS)
162 #define PSN(ctrl)		(((ctrl)->slot_cap & PCI_EXP_SLTCAP_PSN) >> 19)
181 #define INDICATOR_NOOP -1	/* Leave indicator unchanged */
203 	return hotplug_slot_name(&ctrl->hotplug_slot);  in slot_name()