86 строки
2.2 KiB
C
86 строки
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Greybus Interface Block code
|
|
*
|
|
* Copyright 2014 Google Inc.
|
|
* Copyright 2014 Linaro Ltd.
|
|
*/
|
|
|
|
#ifndef __INTERFACE_H
|
|
#define __INTERFACE_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/device.h>
|
|
|
|
enum gb_interface_type {
|
|
GB_INTERFACE_TYPE_INVALID = 0,
|
|
GB_INTERFACE_TYPE_UNKNOWN,
|
|
GB_INTERFACE_TYPE_DUMMY,
|
|
GB_INTERFACE_TYPE_UNIPRO,
|
|
GB_INTERFACE_TYPE_GREYBUS,
|
|
};
|
|
|
|
#define GB_INTERFACE_QUIRK_NO_CPORT_FEATURES BIT(0)
|
|
#define GB_INTERFACE_QUIRK_NO_INIT_STATUS BIT(1)
|
|
#define GB_INTERFACE_QUIRK_NO_GMP_IDS BIT(2)
|
|
#define GB_INTERFACE_QUIRK_FORCED_DISABLE BIT(3)
|
|
#define GB_INTERFACE_QUIRK_LEGACY_MODE_SWITCH BIT(4)
|
|
#define GB_INTERFACE_QUIRK_NO_BUNDLE_ACTIVATE BIT(5)
|
|
#define GB_INTERFACE_QUIRK_NO_PM BIT(6)
|
|
|
|
struct gb_interface {
|
|
struct device dev;
|
|
struct gb_control *control;
|
|
|
|
struct list_head bundles;
|
|
struct list_head module_node;
|
|
struct list_head manifest_descs;
|
|
u8 interface_id; /* Physical location within the Endo */
|
|
u8 device_id;
|
|
u8 features; /* Feature flags set in the manifest */
|
|
|
|
enum gb_interface_type type;
|
|
|
|
u32 ddbl1_manufacturer_id;
|
|
u32 ddbl1_product_id;
|
|
u32 vendor_id;
|
|
u32 product_id;
|
|
u64 serial_number;
|
|
|
|
struct gb_host_device *hd;
|
|
struct gb_module *module;
|
|
|
|
unsigned long quirks;
|
|
|
|
struct mutex mutex;
|
|
|
|
bool disconnected;
|
|
|
|
bool ejected;
|
|
bool removed;
|
|
bool active;
|
|
bool enabled;
|
|
bool mode_switch;
|
|
bool dme_read;
|
|
|
|
struct work_struct mode_switch_work;
|
|
struct completion mode_switch_completion;
|
|
};
|
|
#define to_gb_interface(d) container_of(d, struct gb_interface, dev)
|
|
|
|
struct gb_interface *gb_interface_create(struct gb_module *module,
|
|
u8 interface_id);
|
|
int gb_interface_activate(struct gb_interface *intf);
|
|
void gb_interface_deactivate(struct gb_interface *intf);
|
|
int gb_interface_enable(struct gb_interface *intf);
|
|
void gb_interface_disable(struct gb_interface *intf);
|
|
int gb_interface_add(struct gb_interface *intf);
|
|
void gb_interface_del(struct gb_interface *intf);
|
|
void gb_interface_put(struct gb_interface *intf);
|
|
void gb_interface_mailbox_event(struct gb_interface *intf, u16 result,
|
|
u32 mailbox);
|
|
|
|
int gb_interface_request_mode_switch(struct gb_interface *intf);
|
|
|
|
#endif /* __INTERFACE_H */
|