diff options
Diffstat (limited to 'drivers/usb/host/xhci.h')
| -rw-r--r-- | drivers/usb/host/xhci.h | 34 |
1 files changed, 16 insertions, 18 deletions
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 2b48aa4f6b76..99a014a920d3 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * xHCI host controller driver @@ -6,19 +7,6 @@ * * Author: Sarah Sharp * Some code borrowed from the Linux EHCI driver. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef __LINUX_XHCI_HCD_H @@ -131,6 +119,8 @@ struct xhci_cap_regs { /* Extended Capabilities pointer from PCI base - section 5.3.6 */ #define HCC_EXT_CAPS(p) XHCI_HCC_EXT_CAPS(p) +#define CTX_SIZE(_hcc) (HCC_64BYTE_CONTEXT(_hcc) ? 64 : 32) + /* db_off bitmask - bits 0:1 reserved */ #define DBOFF_MASK (~0x3) @@ -1007,6 +997,8 @@ struct xhci_virt_device { struct xhci_tt_bw_info *tt_info; /* The current max exit latency for the enabled USB3 link states. */ u16 current_mel; + /* Used for the debugfs interfaces. */ + void *debugfs_private; }; /* @@ -1830,6 +1822,7 @@ struct xhci_hcd { #define XHCI_LIMIT_ENDPOINT_INTERVAL_7 (1 << 26) /* Reserved. It was XHCI_U2_DISABLE_WAKE */ #define XHCI_ASMEDIA_MODIFY_FLOWCONTROL (1 << 28) +#define XHCI_HW_LPM_DISABLE (1 << 29) unsigned int num_active_eps; unsigned int limit_active_eps; @@ -1859,6 +1852,10 @@ struct xhci_hcd { /* Compliance Mode Timer Triggered every 2 seconds */ #define COMP_MODE_RCVRY_MSECS 2000 + struct dentry *debugfs_root; + struct dentry *debugfs_slots; + struct list_head regset_list; + /* platform-specific data -- must come last */ unsigned long priv[0] __aligned(sizeof(s64)); }; @@ -2012,8 +2009,7 @@ int xhci_run(struct usb_hcd *hcd); int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks); void xhci_init_driver(struct hc_driver *drv, const struct xhci_driver_overrides *over); -int xhci_disable_slot(struct xhci_hcd *xhci, - struct xhci_command *command, u32 slot_id); +int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id); int xhci_suspend(struct xhci_hcd *xhci, bool do_wakeup); int xhci_resume(struct xhci_hcd *xhci, bool hibernated); @@ -2068,7 +2064,7 @@ void xhci_queue_new_dequeue_state(struct xhci_hcd *xhci, struct xhci_dequeue_state *deq_state); void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci, unsigned int ep_index, unsigned int stream_id, struct xhci_td *td); -void xhci_stop_endpoint_command_watchdog(unsigned long arg); +void xhci_stop_endpoint_command_watchdog(struct timer_list *t); void xhci_handle_command_timeout(struct work_struct *work); void xhci_ring_ep_doorbell(struct xhci_hcd *xhci, unsigned int slot_id, @@ -2107,6 +2103,7 @@ struct xhci_ep_ctx *xhci_get_ep_ctx(struct xhci_hcd *xhci, struct xhci_container struct xhci_ring *xhci_triad_to_transfer_ring(struct xhci_hcd *xhci, unsigned int slot_id, unsigned int ep_index, unsigned int stream_id); + static inline struct xhci_ring *xhci_urb_to_transfer_ring(struct xhci_hcd *xhci, struct urb *urb) { @@ -2442,11 +2439,12 @@ static inline const char *xhci_decode_portsc(u32 portsc) static char str[256]; int ret; - ret = sprintf(str, "%s %s %s Link:%s ", + ret = sprintf(str, "%s %s %s Link:%s PortSpeed:%d ", portsc & PORT_POWER ? "Powered" : "Powered-off", portsc & PORT_CONNECT ? "Connected" : "Not-connected", portsc & PORT_PE ? "Enabled" : "Disabled", - xhci_portsc_link_state_string(portsc)); + xhci_portsc_link_state_string(portsc), + DEV_PORT_SPEED(portsc)); if (portsc & PORT_OC) ret += sprintf(str + ret, "OverCurrent "); |