144 lines
4.2 KiB
C
144 lines
4.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* xhci-debugfs.h - xHCI debugfs interface
|
|
*
|
|
* Copyright (C) 2017 Intel Corporation
|
|
*
|
|
* Author: Lu Baolu <baolu.lu@linux.intel.com>
|
|
*/
|
|
|
|
#ifndef __LINUX_XHCI_DEBUGFS_H
|
|
#define __LINUX_XHCI_DEBUGFS_H
|
|
|
|
#include <linux/debugfs.h>
|
|
|
|
#define DEBUGFS_NAMELEN 32
|
|
|
|
#define REG_CAPLENGTH 0x00
|
|
#define REG_HCSPARAMS1 0x04
|
|
#define REG_HCSPARAMS2 0x08
|
|
#define REG_HCSPARAMS3 0x0c
|
|
#define REG_HCCPARAMS1 0x10
|
|
#define REG_DOORBELLOFF 0x14
|
|
#define REG_RUNTIMEOFF 0x18
|
|
#define REG_HCCPARAMS2 0x1c
|
|
|
|
#define REG_USBCMD 0x00
|
|
#define REG_USBSTS 0x04
|
|
#define REG_PAGESIZE 0x08
|
|
#define REG_DNCTRL 0x14
|
|
#define REG_CRCR 0x18
|
|
#define REG_DCBAAP_LOW 0x30
|
|
#define REG_DCBAAP_HIGH 0x34
|
|
#define REG_CONFIG 0x38
|
|
|
|
#define REG_MFINDEX 0x00
|
|
#define REG_IR0_IMAN 0x20
|
|
#define REG_IR0_IMOD 0x24
|
|
#define REG_IR0_ERSTSZ 0x28
|
|
#define REG_IR0_ERSTBA_LOW 0x30
|
|
#define REG_IR0_ERSTBA_HIGH 0x34
|
|
#define REG_IR0_ERDP_LOW 0x38
|
|
#define REG_IR0_ERDP_HIGH 0x3c
|
|
|
|
#define REG_EXTCAP_USBLEGSUP 0x00
|
|
#define REG_EXTCAP_USBLEGCTLSTS 0x04
|
|
|
|
#define REG_EXTCAP_REVISION 0x00
|
|
#define REG_EXTCAP_NAME 0x04
|
|
#define REG_EXTCAP_PORTINFO 0x08
|
|
#define REG_EXTCAP_PORTTYPE 0x0c
|
|
#define REG_EXTCAP_MANTISSA1 0x10
|
|
#define REG_EXTCAP_MANTISSA2 0x14
|
|
#define REG_EXTCAP_MANTISSA3 0x18
|
|
#define REG_EXTCAP_MANTISSA4 0x1c
|
|
#define REG_EXTCAP_MANTISSA5 0x20
|
|
#define REG_EXTCAP_MANTISSA6 0x24
|
|
|
|
#define REG_EXTCAP_DBC_CAPABILITY 0x00
|
|
#define REG_EXTCAP_DBC_DOORBELL 0x04
|
|
#define REG_EXTCAP_DBC_ERSTSIZE 0x08
|
|
#define REG_EXTCAP_DBC_ERST_LOW 0x10
|
|
#define REG_EXTCAP_DBC_ERST_HIGH 0x14
|
|
#define REG_EXTCAP_DBC_ERDP_LOW 0x18
|
|
#define REG_EXTCAP_DBC_ERDP_HIGH 0x1c
|
|
#define REG_EXTCAP_DBC_CONTROL 0x20
|
|
#define REG_EXTCAP_DBC_STATUS 0x24
|
|
#define REG_EXTCAP_DBC_PORTSC 0x28
|
|
#define REG_EXTCAP_DBC_CONT_LOW 0x30
|
|
#define REG_EXTCAP_DBC_CONT_HIGH 0x34
|
|
#define REG_EXTCAP_DBC_DEVINFO1 0x38
|
|
#define REG_EXTCAP_DBC_DEVINFO2 0x3c
|
|
|
|
#define dump_register(nm) \
|
|
{ \
|
|
.name = __stringify(nm), \
|
|
.offset = REG_ ##nm, \
|
|
}
|
|
|
|
struct xhci_regset {
|
|
char name[DEBUGFS_NAMELEN];
|
|
struct debugfs_regset32 regset;
|
|
size_t nregs;
|
|
struct list_head list;
|
|
};
|
|
|
|
struct xhci_file_map {
|
|
const char *name;
|
|
int (*show)(struct seq_file *s, void *unused);
|
|
};
|
|
|
|
struct xhci_ep_priv {
|
|
char name[DEBUGFS_NAMELEN];
|
|
struct dentry *root;
|
|
struct xhci_stream_info *stream_info;
|
|
struct xhci_ring *show_ring;
|
|
unsigned int stream_id;
|
|
};
|
|
|
|
struct xhci_slot_priv {
|
|
char name[DEBUGFS_NAMELEN];
|
|
struct dentry *root;
|
|
struct xhci_ep_priv *eps[31];
|
|
struct xhci_virt_device *dev;
|
|
};
|
|
|
|
#ifdef CONFIG_DEBUG_FS
|
|
void xhci_debugfs_init(struct xhci_hcd *xhci);
|
|
void xhci_debugfs_exit(struct xhci_hcd *xhci);
|
|
void __init xhci_debugfs_create_root(void);
|
|
void __exit xhci_debugfs_remove_root(void);
|
|
void xhci_debugfs_create_slot(struct xhci_hcd *xhci, int slot_id);
|
|
void xhci_debugfs_remove_slot(struct xhci_hcd *xhci, int slot_id);
|
|
void xhci_debugfs_create_endpoint(struct xhci_hcd *xhci,
|
|
struct xhci_virt_device *virt_dev,
|
|
int ep_index);
|
|
void xhci_debugfs_remove_endpoint(struct xhci_hcd *xhci,
|
|
struct xhci_virt_device *virt_dev,
|
|
int ep_index);
|
|
void xhci_debugfs_create_stream_files(struct xhci_hcd *xhci,
|
|
struct xhci_virt_device *virt_dev,
|
|
int ep_index);
|
|
#else
|
|
static inline void xhci_debugfs_init(struct xhci_hcd *xhci) { }
|
|
static inline void xhci_debugfs_exit(struct xhci_hcd *xhci) { }
|
|
static inline void __init xhci_debugfs_create_root(void) { }
|
|
static inline void __exit xhci_debugfs_remove_root(void) { }
|
|
static inline void xhci_debugfs_create_slot(struct xhci_hcd *x, int s) { }
|
|
static inline void xhci_debugfs_remove_slot(struct xhci_hcd *x, int s) { }
|
|
static inline void
|
|
xhci_debugfs_create_endpoint(struct xhci_hcd *xhci,
|
|
struct xhci_virt_device *virt_dev,
|
|
int ep_index) { }
|
|
static inline void
|
|
xhci_debugfs_remove_endpoint(struct xhci_hcd *xhci,
|
|
struct xhci_virt_device *virt_dev,
|
|
int ep_index) { }
|
|
static inline void
|
|
xhci_debugfs_create_stream_files(struct xhci_hcd *xhci,
|
|
struct xhci_virt_device *virt_dev,
|
|
int ep_index) { }
|
|
#endif /* CONFIG_DEBUG_FS */
|
|
|
|
#endif /* __LINUX_XHCI_DEBUGFS_H */
|