usb/core/config.c

52 		int cfgno, int inum, int asnum, struct usb_host_endpoint *ep,
65 			 "for config %d interface %d altsetting %d ep %d.\n",
66 			 cfgno, inum, asnum, ep->desc.bEndpointAddress);
69 	memcpy(&ep->ssp_isoc_ep_comp, desc, USB_DT_SSP_ISOC_EP_COMP_SIZE);
73 		int inum, int asnum, struct usb_host_endpoint *ep,
87 				" interface %d altsetting %d ep %d: "
89 				cfgno, inum, asnum, ep->desc.bEndpointAddress);
98 		ep->ss_ep_comp.bLength = USB_DT_SS_EP_COMP_SIZE;
99 		ep->ss_ep_comp.bDescriptorType = USB_DT_SS_ENDPOINT_COMP;
100 		if (usb_endpoint_xfer_isoc(&ep->desc) ||
101 				usb_endpoint_xfer_int(&ep->desc))
102 			ep->ss_ep_comp.wBytesPerInterval =
103 					ep->desc.wMaxPacketSize;
108 	memcpy(&ep->ss_ep_comp, desc, USB_DT_SS_EP_COMP_SIZE);
111 	if (usb_endpoint_xfer_control(&ep->desc) && desc->bMaxBurst != 0) {
113 				"config %d interface %d altsetting %d ep %d: "
115 				cfgno, inum, asnum, ep->desc.bEndpointAddress);
116 		ep->ss_ep_comp.bMaxBurst = 0;
119 				"config %d interface %d altsetting %d ep %d: "
121 				cfgno, inum, asnum, ep->desc.bEndpointAddress);
122 		ep->ss_ep_comp.bMaxBurst = 15;
125 	if ((usb_endpoint_xfer_control(&ep->desc) ||
126 			usb_endpoint_xfer_int(&ep->desc)) &&
129 				"config %d interface %d altsetting %d ep %d: "
131 				usb_endpoint_xfer_control(&ep->desc) ? "Control" : "Bulk",
133 				cfgno, inum, asnum, ep->desc.bEndpointAddress);
134 		ep->ss_ep_comp.bmAttributes = 0;
135 	} else if (usb_endpoint_xfer_bulk(&ep->desc) &&
138 				"config %d interface %d altsetting %d ep %d: "
140 				cfgno, inum, asnum, ep->desc.bEndpointAddress);
141 		ep->ss_ep_comp.bmAttributes = 16;
142 	} else if (usb_endpoint_xfer_isoc(&ep->desc) &&
146 				"config %d interface %d altsetting %d ep %d: "
149 				cfgno, inum, asnum, ep->desc.bEndpointAddress);
150 		ep->ss_ep_comp.bmAttributes = 2;
153 	if (usb_endpoint_xfer_isoc(&ep->desc))
156 			usb_endpoint_maxp(&ep->desc);
157 	else if (usb_endpoint_xfer_int(&ep->desc))
158 		max_tx = usb_endpoint_maxp(&ep->desc) *
164 				"config %d interface %d altsetting %d ep %d: "
166 				usb_endpoint_xfer_isoc(&ep->desc) ? "Isoc" : "Int",
168 				cfgno, inum, asnum, ep->desc.bEndpointAddress,
170 		ep->ss_ep_comp.wBytesPerInterval = cpu_to_le16(max_tx);
172 	/* Parse a possible SuperSpeedPlus isoc ep companion descriptor */
173 	if (usb_endpoint_xfer_isoc(&ep->desc) &&
176 							ep, buffer, size);