linux/drivers/thunderbolt/nhi.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * Thunderbolt driver - NHI driver
   4 *
   5 * Copyright (c) 2014 Andreas Noever <andreas.noever@gmail.com>
   6 * Copyright (C) 2018, Intel Corporation
   7 */
   8
   9#ifndef DSL3510_H_
  10#define DSL3510_H_
  11
  12#include <linux/thunderbolt.h>
  13
  14enum nhi_fw_mode {
  15        NHI_FW_SAFE_MODE,
  16        NHI_FW_AUTH_MODE,
  17        NHI_FW_EP_MODE,
  18        NHI_FW_CM_MODE,
  19};
  20
  21enum nhi_mailbox_cmd {
  22        NHI_MAILBOX_SAVE_DEVS = 0x05,
  23        NHI_MAILBOX_DISCONNECT_PCIE_PATHS = 0x06,
  24        NHI_MAILBOX_DRV_UNLOADS = 0x07,
  25        NHI_MAILBOX_DISCONNECT_PA = 0x10,
  26        NHI_MAILBOX_DISCONNECT_PB = 0x11,
  27        NHI_MAILBOX_ALLOW_ALL_DEVS = 0x23,
  28};
  29
  30int nhi_mailbox_cmd(struct tb_nhi *nhi, enum nhi_mailbox_cmd cmd, u32 data);
  31enum nhi_fw_mode nhi_mailbox_mode(struct tb_nhi *nhi);
  32
  33/**
  34 * struct tb_nhi_ops - NHI specific optional operations
  35 * @init: NHI specific initialization
  36 * @suspend_noirq: NHI specific suspend_noirq hook
  37 * @resume_noirq: NHI specific resume_noirq hook
  38 * @runtime_suspend: NHI specific runtime_suspend hook
  39 * @runtime_resume: NHI specific runtime_resume hook
  40 * @shutdown: NHI specific shutdown
  41 */
  42struct tb_nhi_ops {
  43        int (*init)(struct tb_nhi *nhi);
  44        int (*suspend_noirq)(struct tb_nhi *nhi, bool wakeup);
  45        int (*resume_noirq)(struct tb_nhi *nhi);
  46        int (*runtime_suspend)(struct tb_nhi *nhi);
  47        int (*runtime_resume)(struct tb_nhi *nhi);
  48        void (*shutdown)(struct tb_nhi *nhi);
  49};
  50
  51extern const struct tb_nhi_ops icl_nhi_ops;
  52
  53/*
  54 * PCI IDs used in this driver from Win Ridge forward. There is no
  55 * need for the PCI quirk anymore as we will use ICM also on Apple
  56 * hardware.
  57 */
  58#define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_4C_NHI          0x1137
  59#define PCI_DEVICE_ID_INTEL_WIN_RIDGE_2C_NHI            0x157d
  60#define PCI_DEVICE_ID_INTEL_WIN_RIDGE_2C_BRIDGE         0x157e
  61#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_LP_NHI         0x15bf
  62#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_LP_BRIDGE      0x15c0
  63#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_C_4C_NHI       0x15d2
  64#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_C_4C_BRIDGE    0x15d3
  65#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_C_2C_NHI       0x15d9
  66#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_C_2C_BRIDGE    0x15da
  67#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_LP_USBONLY_NHI 0x15dc
  68#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_USBONLY_NHI    0x15dd
  69#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_C_USBONLY_NHI  0x15de
  70#define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_2C_BRIDGE       0x15e7
  71#define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_2C_NHI          0x15e8
  72#define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_4C_BRIDGE       0x15ea
  73#define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_4C_NHI          0x15eb
  74#define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_DD_BRIDGE       0x15ef
  75#define PCI_DEVICE_ID_INTEL_ICL_NHI1                    0x8a0d
  76#define PCI_DEVICE_ID_INTEL_ICL_NHI0                    0x8a17
  77#define PCI_DEVICE_ID_INTEL_TGL_NHI0                    0x9a1b
  78#define PCI_DEVICE_ID_INTEL_TGL_NHI1                    0x9a1d
  79#define PCI_DEVICE_ID_INTEL_TGL_H_NHI0                  0x9a1f
  80#define PCI_DEVICE_ID_INTEL_TGL_H_NHI1                  0x9a21
  81
  82#define PCI_CLASS_SERIAL_USB_USB4                       0x0c0340
  83
  84#endif
  85