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