root/drivers/thunderbolt/nhi.h

INCLUDED FROM

   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 
  14 enum 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 
  21 enum 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 
  30 int nhi_mailbox_cmd(struct tb_nhi *nhi, enum nhi_mailbox_cmd cmd, u32 data);
  31 enum 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  */
  42 struct 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 
  51 extern 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_WIN_RIDGE_2C_NHI            0x157d
  59 #define PCI_DEVICE_ID_INTEL_WIN_RIDGE_2C_BRIDGE         0x157e
  60 #define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_LP_NHI         0x15bf
  61 #define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_LP_BRIDGE      0x15c0
  62 #define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_C_4C_NHI       0x15d2
  63 #define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_C_4C_BRIDGE    0x15d3
  64 #define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_C_2C_NHI       0x15d9
  65 #define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_C_2C_BRIDGE    0x15da
  66 #define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_LP_USBONLY_NHI 0x15dc
  67 #define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_USBONLY_NHI    0x15dd
  68 #define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_C_USBONLY_NHI  0x15de
  69 #define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_2C_BRIDGE       0x15e7
  70 #define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_2C_NHI          0x15e8
  71 #define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_4C_BRIDGE       0x15ea
  72 #define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_4C_NHI          0x15eb
  73 #define PCI_DEVICE_ID_INTEL_TITAN_RIDGE_DD_BRIDGE       0x15ef
  74 #define PCI_DEVICE_ID_INTEL_ICL_NHI1                    0x8a0d
  75 #define PCI_DEVICE_ID_INTEL_ICL_NHI0                    0x8a17
  76 
  77 #endif