mirror of https://gitee.com/openkylin/linux.git
46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
/*
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* This header declares the utility functions used by "Gadget Zero", plus
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* interfaces to its two single-configuration function drivers.
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*/
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#ifndef __G_ZERO_H
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#define __G_ZERO_H
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struct usb_zero_options {
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unsigned pattern;
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unsigned isoc_interval;
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unsigned isoc_maxpacket;
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unsigned isoc_mult;
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unsigned isoc_maxburst;
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unsigned bulk_buflen;
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unsigned qlen;
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};
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struct f_ss_opts {
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struct usb_function_instance func_inst;
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unsigned pattern;
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unsigned isoc_interval;
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unsigned isoc_maxpacket;
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unsigned isoc_mult;
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unsigned isoc_maxburst;
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unsigned bulk_buflen;
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};
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struct f_lb_opts {
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struct usb_function_instance func_inst;
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unsigned bulk_buflen;
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unsigned qlen;
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};
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void lb_modexit(void);
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int lb_modinit(void);
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/* common utilities */
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struct usb_request *alloc_ep_req(struct usb_ep *ep, int len);
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void free_ep_req(struct usb_ep *ep, struct usb_request *req);
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void disable_endpoints(struct usb_composite_dev *cdev,
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struct usb_ep *in, struct usb_ep *out,
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struct usb_ep *iso_in, struct usb_ep *iso_out);
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#endif /* __G_ZERO_H */
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