1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright 2015 Google Inc.
6 * Copyright 2015 Linaro Ltd.
12 #include <linux/types.h>
13 #include <linux/device.h>
15 struct gb_svc_l2_timer_cfg;
17 #define GB_SVC_CPORT_FLAG_E2EFC BIT(0)
18 #define GB_SVC_CPORT_FLAG_CSD_N BIT(1)
19 #define GB_SVC_CPORT_FLAG_CSV_N BIT(2)
23 GB_SVC_STATE_PROTOCOL_VERSION,
24 GB_SVC_STATE_SVC_HELLO,
27 enum gb_svc_watchdog_bite {
28 GB_SVC_WATCHDOG_BITE_RESET_UNIPRO = 0,
29 GB_SVC_WATCHDOG_BITE_PANIC_KERNEL,
32 struct gb_svc_watchdog;
34 struct svc_debugfs_pwrmon_rail {
42 struct gb_host_device *hd;
43 struct gb_connection *connection;
44 enum gb_svc_state state;
45 struct ida device_id_map;
46 struct workqueue_struct *wq;
54 struct gb_svc_watchdog *watchdog;
55 enum gb_svc_watchdog_bite action;
57 struct dentry *debugfs_dentry;
58 struct svc_debugfs_pwrmon_rail *pwrmon_rails;
60 #define to_gb_svc(d) container_of(d, struct gb_svc, dev)
62 struct gb_svc *gb_svc_create(struct gb_host_device *hd);
63 int gb_svc_add(struct gb_svc *svc);
64 void gb_svc_del(struct gb_svc *svc);
65 void gb_svc_put(struct gb_svc *svc);
67 int gb_svc_pwrmon_intf_sample_get(struct gb_svc *svc, u8 intf_id,
68 u8 measurement_type, u32 *value);
69 int gb_svc_intf_device_id(struct gb_svc *svc, u8 intf_id, u8 device_id);
70 int gb_svc_route_create(struct gb_svc *svc, u8 intf1_id, u8 dev1_id,
71 u8 intf2_id, u8 dev2_id);
72 void gb_svc_route_destroy(struct gb_svc *svc, u8 intf1_id, u8 intf2_id);
73 int gb_svc_connection_create(struct gb_svc *svc, u8 intf1_id, u16 cport1_id,
74 u8 intf2_id, u16 cport2_id, u8 cport_flags);
75 void gb_svc_connection_destroy(struct gb_svc *svc, u8 intf1_id, u16 cport1_id,
76 u8 intf2_id, u16 cport2_id);
77 int gb_svc_intf_eject(struct gb_svc *svc, u8 intf_id);
78 int gb_svc_intf_vsys_set(struct gb_svc *svc, u8 intf_id, bool enable);
79 int gb_svc_intf_refclk_set(struct gb_svc *svc, u8 intf_id, bool enable);
80 int gb_svc_intf_unipro_set(struct gb_svc *svc, u8 intf_id, bool enable);
81 int gb_svc_intf_activate(struct gb_svc *svc, u8 intf_id, u8 *intf_type);
82 int gb_svc_intf_resume(struct gb_svc *svc, u8 intf_id);
84 int gb_svc_dme_peer_get(struct gb_svc *svc, u8 intf_id, u16 attr, u16 selector,
86 int gb_svc_dme_peer_set(struct gb_svc *svc, u8 intf_id, u16 attr, u16 selector,
88 int gb_svc_intf_set_power_mode(struct gb_svc *svc, u8 intf_id, u8 hs_series,
89 u8 tx_mode, u8 tx_gear, u8 tx_nlanes,
90 u8 tx_amplitude, u8 tx_hs_equalizer,
91 u8 rx_mode, u8 rx_gear, u8 rx_nlanes,
93 struct gb_svc_l2_timer_cfg *local,
94 struct gb_svc_l2_timer_cfg *remote);
95 int gb_svc_intf_set_power_mode_hibernate(struct gb_svc *svc, u8 intf_id);
96 int gb_svc_ping(struct gb_svc *svc);
97 int gb_svc_watchdog_create(struct gb_svc *svc);
98 void gb_svc_watchdog_destroy(struct gb_svc *svc);
99 bool gb_svc_watchdog_enabled(struct gb_svc *svc);
100 int gb_svc_watchdog_enable(struct gb_svc *svc);
101 int gb_svc_watchdog_disable(struct gb_svc *svc);
103 int gb_svc_protocol_init(void);
104 void gb_svc_protocol_exit(void);