usb/host/ehci.h

71 struct ehci_hcd {			/* one per controller */  struct
73 	struct ehci_caps __iomem *caps;
74 	struct ehci_regs __iomem *regs;
75 	struct ehci_dbg_port __iomem *debug;
77 	__u32			hcs_params;	/* cached register copy */
78 	spinlock_t		lock;
79 	enum ehci_rh_state	rh_state;
82 	struct ehci_qh		*async;
83 	struct ehci_qh		*dummy;		/* For AMD quirk use */
84 	struct ehci_qh		*reclaim;
85 	struct ehci_qh		*qh_scan_next;
86 	unsigned		scanning : 1;
90 	unsigned		periodic_size;
91 	__hc32			*periodic;	/* hw periodic table */
92 	dma_addr_t		periodic_dma;
93 	unsigned		i_thresh;	/* uframes HC might cache */
95 	union ehci_shadow	*pshadow;	/* mirror hw periodic table */
96 	int			next_uframe;	/* scan periodic, start here */
97 	unsigned		periodic_sched;	/* periodic activity count */
98 	unsigned		uframe_periodic_max; /* max periodic time per uframe */
102 	struct list_head	cached_itd_list;
103 	struct list_head	cached_sitd_list;
104 	unsigned		clock_frame;
107 	unsigned long		reset_done [EHCI_MAX_ROOT_PORTS];
110 	unsigned long		bus_suspended;		/* which ports were
112 	unsigned long		companion_ports;	/* which ports are
114 	unsigned long		owned_ports;		/* which ports are
116 	unsigned long		port_c_suspend;		/* which ports have
118 	unsigned long		suspended_ports;	/* which ports are
122 	struct dma_pool		*qh_pool;	/* qh per active urb */
123 	struct dma_pool		*qtd_pool;	/* one or more per qh */
124 	struct dma_pool		*itd_pool;	/* itd per iso urb */
125 	struct dma_pool		*sitd_pool;	/* sitd per split iso urb */
127 	struct timer_list	iaa_watchdog;
128 	struct timer_list	watchdog;
129 	unsigned long		actions;
130 	unsigned		periodic_stamp;
131 	unsigned		random_frame;
132 	unsigned long		next_statechange;
133 	ktime_t			last_periodic_enable;
134 	u32			command;
137 	unsigned		no_selective_suspend:1;
138 	unsigned		has_fsl_port_bug:1; /* FreeScale */
139 	unsigned		big_endian_mmio:1;
140 	unsigned		big_endian_desc:1;
141 	unsigned		big_endian_capbase:1;
142 	unsigned		has_amcc_usb23:1;
143 	unsigned		need_io_watchdog:1;
144 	unsigned		broken_periodic:1;
145 	unsigned		amd_pll_fix:1;
146 	unsigned		fs_i_thresh:1;	/* Intel iso scheduling */
147 	unsigned		use_dummy_qh:1;	/* AMD Frame List table quirk*/
148 	unsigned		has_synopsys_hc_bug:1; /* Synopsys HC */
149 	unsigned		frame_index_bug:1; /* MosChip (AKA NetMos) */
158 	__hc32			*ohci_hcctrl_reg;
159 	unsigned		has_hostpc:1;
183 static inline struct ehci_hcd *hcd_to_ehci (struct usb_hcd *hcd)  in hcd_to_ehci()  argument