175 static int nsim_xdp_offload_prog(struct netdevsim *ns, struct netdev_bpf *bpf)  in nsim_xdp_offload_prog()  argument
177 	if (!nsim_xdp_offload_active(ns) && !bpf->prog)  in nsim_xdp_offload_prog()
179 	if (!nsim_xdp_offload_active(ns) && bpf->prog && ns->bpf_offloaded) {  in nsim_xdp_offload_prog()
180 		NSIM_EA(bpf->extack, "TC program is already loaded");  in nsim_xdp_offload_prog()
184 	return nsim_bpf_offload(ns, bpf->prog, nsim_xdp_offload_active(ns));  in nsim_xdp_offload_prog()
188 nsim_xdp_set_prog(struct netdevsim *ns, struct netdev_bpf *bpf,  in nsim_xdp_set_prog()  argument
193 	if (!xdp_attachment_flags_ok(xdp, bpf))  in nsim_xdp_set_prog()
196 	if (bpf->command == XDP_SETUP_PROG && !ns->bpf_xdpdrv_accept) {  in nsim_xdp_set_prog()
197 		NSIM_EA(bpf->extack, "driver XDP disabled in DebugFS");  in nsim_xdp_set_prog()
200 	if (bpf->command == XDP_SETUP_PROG_HW && !ns->bpf_xdpoffload_accept) {  in nsim_xdp_set_prog()
201 		NSIM_EA(bpf->extack, "XDP offload disabled in DebugFS");  in nsim_xdp_set_prog()
205 	if (bpf->command == XDP_SETUP_PROG_HW) {  in nsim_xdp_set_prog()
206 		err = nsim_xdp_offload_prog(ns, bpf);  in nsim_xdp_set_prog()
211 	xdp_attachment_setup(xdp, bpf);  in nsim_xdp_set_prog()
289 static int nsim_setup_prog_checks(struct netdevsim *ns, struct netdev_bpf *bpf)  in nsim_setup_prog_checks()  argument
291 	if (bpf->prog && bpf->prog->aux->offload) {  in nsim_setup_prog_checks()
292 		NSIM_EA(bpf->extack, "attempt to load offloaded prog to drv");  in nsim_setup_prog_checks()
296 		NSIM_EA(bpf->extack, "MTU too large w/ XDP enabled");  in nsim_setup_prog_checks()
303 nsim_setup_prog_hw_checks(struct netdevsim *ns, struct netdev_bpf *bpf)  in nsim_setup_prog_hw_checks()  argument
307 	if (!bpf->prog)  in nsim_setup_prog_hw_checks()
310 	if (!bpf->prog->aux->offload) {  in nsim_setup_prog_hw_checks()
311 		NSIM_EA(bpf->extack, "xdpoffload of non-bound program");  in nsim_setup_prog_hw_checks()
314 	if (!bpf_offload_dev_match(bpf->prog, ns->netdev)) {  in nsim_setup_prog_hw_checks()
315 		NSIM_EA(bpf->extack, "program bound to different dev");  in nsim_setup_prog_hw_checks()
319 	state = bpf->prog->aux->offload->dev_priv;  in nsim_setup_prog_hw_checks()
321 		NSIM_EA(bpf->extack, "offloading program in bad state");  in nsim_setup_prog_hw_checks()
544 int nsim_bpf(struct net_device *dev, struct netdev_bpf *bpf)  in nsim_bpf()  argument
551 	switch (bpf->command) {  in nsim_bpf()
553 		return xdp_attachment_query(&ns->xdp, bpf);  in nsim_bpf()
555 		return xdp_attachment_query(&ns->xdp_hw, bpf);  in nsim_bpf()
557 		err = nsim_setup_prog_checks(ns, bpf);  in nsim_bpf()
561 		return nsim_xdp_set_prog(ns, bpf, &ns->xdp);  in nsim_bpf()
563 		err = nsim_setup_prog_hw_checks(ns, bpf);  in nsim_bpf()
567 		return nsim_xdp_set_prog(ns, bpf, &ns->xdp_hw);  in nsim_bpf()
572 		return nsim_bpf_map_alloc(ns, bpf->offmap);  in nsim_bpf()
574 		nsim_bpf_map_free(bpf->offmap);  in nsim_bpf()