#ifndef _ISP1760_HCD_H_ #define _ISP1760_HCD_H_ #include struct isp1760_qh; struct isp1760_qtd; struct resource; struct usb_hcd; /* * 60kb divided in: * - 32 blocks @ 256 bytes * - 20 blocks @ 1024 bytes * - 4 blocks @ 8192 bytes */ #define BLOCK_1_NUM 32 #define BLOCK_2_NUM 20 #define BLOCK_3_NUM 4 #define BLOCK_1_SIZE 256 #define BLOCK_2_SIZE 1024 #define BLOCK_3_SIZE 8192 #define BLOCKS (BLOCK_1_NUM + BLOCK_2_NUM + BLOCK_3_NUM) #define MAX_PAYLOAD_SIZE BLOCK_3_SIZE #define PAYLOAD_AREA_SIZE 0xf000 struct isp1760_slotinfo { struct isp1760_qh *qh; struct isp1760_qtd *qtd; unsigned long timestamp; }; /* chip memory management */ struct isp1760_memory_chunk { unsigned int start; unsigned int size; unsigned int free; }; enum isp1760_queue_head_types { QH_CONTROL, QH_BULK, QH_INTERRUPT, QH_END }; struct isp1760_hcd { #ifdef CONFIG_USB_ISP1760_HCD struct usb_hcd *hcd; u32 hcs_params; spinlock_t lock; struct isp1760_slotinfo atl_slots[32]; int atl_done_map; struct isp1760_slotinfo int_slots[32]; int int_done_map; struct isp1760_memory_chunk memory_pool[BLOCKS]; struct list_head qh_list[QH_END]; /* periodic schedule support */ #define DEFAULT_I_TDPS 1024 unsigned periodic_size; unsigned i_thresh; unsigned long reset_done; unsigned long next_statechange; #endif }; #ifdef CONFIG_USB_ISP1760_HCD int isp1760_hcd_register(struct isp1760_hcd *priv, void __iomem *regs, struct resource *mem, int irq, unsigned long irqflags, struct device *dev); void isp1760_hcd_unregister(struct isp1760_hcd *priv); int isp1760_init_kmem_once(void); void isp1760_deinit_kmem_cache(void); #else static inline int isp1760_hcd_register(struct isp1760_hcd *priv, void __iomem *regs, struct resource *mem, int irq, unsigned long irqflags, struct device *dev) { return 0; } static inline void isp1760_hcd_unregister(struct isp1760_hcd *priv) { } static inline int isp1760_init_kmem_once(void) { return 0; } static inline void isp1760_deinit_kmem_cache(void) { } #endif #endif /* _ISP1760_HCD_H_ */

path: root/drivers/usb/host/ohci-hub.c

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