bus_managers/firewire/fwmem.cpp

60 	struct fw_xfer *xfer;
62 	xfer = fw_xfer_alloc();
63 	if (xfer == NULL)
66 	xfer->fc = fwdev->fc;
67 	xfer->send.hdr.mode.hdr.dst = FWLOCALBUS | fwdev->dst;
69 		xfer->send.spd = fwdev->speed;
71 		xfer->send.spd = min_c(spd, fwdev->speed);
72 	xfer->hand = (void (*)(fw_xfer*))hand;
73 	xfer->sc = sc;
74 	xfer->send.pay_len = slen;
75 	xfer->recv.pay_len = rlen;
77 	return xfer;
90 	struct fw_xfer *xfer;
93 	xfer = fwmem_xfer_req(fwdev, (char *)sc, spd, 0, 4, (void*)hand);
94 	if (xfer == NULL) {
98 	fp = &xfer->send.hdr;
103 	xfer->send.payload = NULL;
104 	xfer->recv.payload = (uint32_t *)data;
110 	if (fw_asyreq(xfer->fc, -1, xfer) == 0)
111 		return xfer;
113 	fw_xfer_free(xfer);
127 	struct fw_xfer *xfer;
130 	xfer = fwmem_xfer_req(fwdev, sc, spd, 0, 0, (void*)hand);
131 	if (xfer == NULL)
134 	fp = &xfer->send.hdr;
140 	xfer->send.payload = xfer->recv.payload = NULL;
146 	if (fw_asyreq(xfer->fc, -1, xfer) == 0)
147 		return xfer;
149 	fw_xfer_free(xfer);
164 	struct fw_xfer *xfer;
167 	xfer = fwmem_xfer_req(fwdev, sc, spd, 0, roundup2(len, 4), (void*)hand);
168 	if (xfer == NULL)
171 	fp = &xfer->send.hdr;
178 	xfer->send.payload = NULL;
179 	xfer->recv.payload = (uint32_t*)data;
184 	if (fw_asyreq(xfer->fc, -1, xfer) == 0)
185 		return xfer;
187 	fw_xfer_free(xfer);
202 	struct fw_xfer *xfer;
205 	xfer = fwmem_xfer_req(fwdev, sc, spd, len, 0, (void*)hand);
206 	if (xfer == NULL)
209 	fp = &xfer->send.hdr;
216 	xfer->send.payload = (uint32_t*)data;
217 	xfer->recv.payload = NULL;
222 	if (fw_asyreq(xfer->fc, -1, xfer) == 0)
223 		return xfer;
225 	fw_xfer_free(xfer);