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/linux/drivers/usb/mtu3/
A Dmtu3_core.c300 struct mtu3 *mtu = mep->mtu; in mtu3_ep_reset() local
310 struct mtu3 *mtu = mep->mtu; in mtu3_ep_stall_set() local
344 if (mtu->is_u3_ip && mtu->speed >= USB_SPEED_SUPER) in mtu3_dev_on_off()
362 mtu3_set_speed(mtu, mtu->speed); in mtu3_start()
622 mtu->out_eps = &ep_array[mtu->num_eps]; in mtu3_mem_alloc()
624 mtu->ep0 = mtu->in_eps; in mtu3_mem_alloc()
625 mtu->ep0->mtu = mtu; in mtu3_mem_alloc()
844 mtu->speed = mtu->max_speed; in mtu3_check_params()
954 mtu->mac_base, mtu->ippc_base); in ssusb_gadget_init()
1017 if (!mtu) in ssusb_gadget_ip_sleep_check()
[all …]
A Dmtu3_gadget.c19 struct mtu3 *mtu = mreq->mtu; in mtu3_req_complete() local
63 struct mtu3 *mtu = mep->mtu; in mtu3_ep_enable() local
134 struct mtu3 *mtu = mep->mtu; in mtu3_ep_disable() local
170 mtu = mep->mtu; in mtu3_gadget_ep_enable()
210 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_ep_disable() local
264 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_queue() local
294 mreq->mtu = mtu; in mtu3_gadget_queue()
327 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_dequeue() local
366 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_ep_set_halt() local
620 mep->mtu = mtu; in init_hw_ep()
[all …]
A Dmtu3_gadget_ep0.c18 #define next_ep0_request(mtu) next_request((mtu)->ep0) argument
137 struct mtu3 *mtu = mep0->mtu; in ep0_stall_set() local
179 mtu = mreq->mtu; in ep0_set_sel_complete()
196 mtu->ep0_req.mep = mtu->ep0; in ep0_set_sel()
198 mtu->ep0_req.request.buf = mtu->setup_buf; in ep0_set_sel()
200 ret = ep0_queue(mtu->ep0, &mtu->ep0_req); in ep0_set_sel()
263 mtu->ep0_req.mep = mtu->ep0; in ep0_get_status()
796 struct mtu3 *mtu = mep->mtu; in ep0_queue() local
798 mreq->mtu = mtu; in ep0_queue()
849 mtu = mep->mtu; in mtu3_ep0_queue()
[all …]
A Dmtu3_qmu.c57 #define GPD_EXT_NGP(mtu, x) \ argument
191 struct mtu3 *mtu = mep->mtu; in mtu3_qmu_resume() local
249 struct mtu3 *mtu = mep->mtu; in mtu3_prepare_tx_gpd() local
270 if (mtu->gen2cp) in mtu3_prepare_tx_gpd()
292 struct mtu3 *mtu = mep->mtu; in mtu3_prepare_rx_gpd() local
332 struct mtu3 *mtu = mep->mtu; in mtu3_qmu_start() local
376 struct mtu3 *mtu = mep->mtu; in mtu3_qmu_stop() local
553 qmu_done_rx(mtu, i); in qmu_done_isr()
555 qmu_done_tx(mtu, i); in qmu_done_isr()
631 mtu->qmu_gpd_pool = dma_pool_create("QMU_GPD", mtu->dev, in mtu3_qmu_init()
[all …]
A Dmtu3_debugfs.c102 mep = mtu->in_eps + i; in mtu3_ep_used_show()
108 mep = mtu->out_eps + i; in mtu3_ep_used_show()
170 mtu3_debugfs_regset(mtu, mtu->mac_base, regs, 7, "ep-regs", parent); in mtu3_debugfs_ep_regset()
176 struct mtu3 *mtu = mep->mtu; in mtu3_ep_info_show() local
190 struct mtu3 *mtu = mep->mtu; in mtu3_fifo_show() local
204 struct mtu3 *mtu = mep->mtu; in mtu3_qmu_ring_show() local
222 struct mtu3 *mtu = mep->mtu; in mtu3_qmu_gpd_show() local
365 mtu3_debugfs_regset(mtu, mtu->ippc_base, mtu3_prb_regs, in mtu3_debugfs_create_prb_files()
408 mtu3_debugfs_regset(mtu, mtu->ippc_base, in ssusb_dev_debugfs_init()
412 mtu3_debugfs_regset(mtu, mtu->mac_base, in ssusb_dev_debugfs_init()
[all …]
A Dmtu3.h276 struct mtu3 *mtu; member
299 struct mtu3 *mtu; member
423 void mtu3_start(struct mtu3 *mtu);
424 void mtu3_stop(struct mtu3 *mtu);
427 int mtu3_gadget_setup(struct mtu3 *mtu);
428 void mtu3_gadget_cleanup(struct mtu3 *mtu);
429 void mtu3_gadget_reset(struct mtu3 *mtu);
430 void mtu3_gadget_suspend(struct mtu3 *mtu);
431 void mtu3_gadget_resume(struct mtu3 *mtu);
432 void mtu3_gadget_disconnect(struct mtu3 *mtu);
[all …]
/linux/drivers/clocksource/
A Dsh_mtu2.c346 ch->mtu = mtu; in sh_mtu2_setup_channel()
393 mtu->pdev = pdev; in sh_mtu2_setup()
398 mtu->clk = clk_get(&mtu->pdev->dev, "fck"); in sh_mtu2_setup()
423 mtu->channels = kcalloc(mtu->num_channels, sizeof(*mtu->channels), in sh_mtu2_setup()
431 ret = sh_mtu2_setup_channel(&mtu->channels[i], i, mtu); in sh_mtu2_setup()
441 kfree(mtu->channels); in sh_mtu2_setup()
446 clk_put(mtu->clk); in sh_mtu2_setup()
460 if (mtu) { in sh_mtu2_probe()
465 mtu = kzalloc(sizeof(*mtu), GFP_KERNEL); in sh_mtu2_probe()
466 if (mtu == NULL) in sh_mtu2_probe()
[all …]
/linux/tools/testing/selftests/net/
A Dpmtu.sh907 mtu() { function
910 mtu="${3}"
912 ${ns_cmd} ip link set dev ${dev} mtu ${mtu}
1483 mtu "${ns_a}" veth_a 4000
1484 mtu "${ns_b}" veth_b 4000
1485 mtu "${ns_a}" vti6_a 5000
1486 mtu "${ns_b}" vti6_b 5000
1494 mtu "${ns_a}" vti6_a 3000
1499 mtu "${ns_a}" vti6_a 9000
1676 if [ ${mtu} -lt ${min} -o ${mtu} -gt ${max} ]; then
[all …]
A Dfib_nexthop_multiprefix.sh156 local mtu=$2
158 run_cmd ip -netns h${hostid} li set eth0 mtu ${mtu}
159 run_cmd ip -netns r1 li set eth${hostid} mtu ${mtu}
168 local mtu=$2
183 echo " cache .* mtu ${mtu}"
188 grep -q "cache .* mtu ${mtu}"
191 log_test $rc 0 "IPv4: host 0 to host ${i}, mtu ${mtu}"
197 local mtu=$2
212 echo " ${dst} from :: via ${r1} dev eth0 src ${h0} .* mtu ${mtu}"
217 grep -q "${dst} from :: via ${r1} dev eth0 src ${h0} .* mtu ${mtu}"
[all …]
/linux/tools/testing/selftests/net/forwarding/
A Dipip_lib.sh320 local mtu=$1
322 ip link set mtu $mtu dev $h1
323 ip link set mtu $mtu dev $ol1
324 ip link set mtu $mtu dev g1a
325 ip link set mtu $mtu dev $ul1
326 ip link set mtu $mtu dev $ul1.111
327 ip link set mtu $mtu dev $h2
328 ip link set mtu $mtu dev $ol2
329 ip link set mtu $mtu dev g2a
330 ip link set mtu $mtu dev $ul2
[all …]
A Dip6gre_lib.sh411 local mtu=$1
413 ip link set mtu $mtu dev $h1
414 ip link set mtu $mtu dev $ol1
415 ip link set mtu $mtu dev g1a
416 ip link set mtu $mtu dev $ul1
417 ip link set mtu $mtu dev $ul1.111
418 ip link set mtu $mtu dev $h2
419 ip link set mtu $mtu dev $ol2
420 ip link set mtu $mtu dev g2a
421 ip link set mtu $mtu dev $ul2
[all …]
/linux/tools/testing/selftests/bpf/prog_tests/
A Dcheck_mtu.c111 static void test_check_mtu_xdp(__u32 mtu, __u32 ifindex) in test_check_mtu_xdp() argument
121 skel->rodata->GLOBAL_USER_MTU = mtu; in test_check_mtu_xdp()
128 test_check_mtu_run_xdp(skel, skel->progs.xdp_use_helper, mtu); in test_check_mtu_xdp()
129 test_check_mtu_run_xdp(skel, skel->progs.xdp_exceed_mtu, mtu); in test_check_mtu_xdp()
131 test_check_mtu_run_xdp(skel, skel->progs.xdp_input_len, mtu); in test_check_mtu_xdp()
171 static void test_check_mtu_tc(__u32 mtu, __u32 ifindex) in test_check_mtu_tc() argument
181 skel->rodata->GLOBAL_USER_MTU = mtu; in test_check_mtu_tc()
188 test_check_mtu_run_tc(skel, skel->progs.tc_use_helper, mtu); in test_check_mtu_tc()
189 test_check_mtu_run_tc(skel, skel->progs.tc_exceed_mtu, mtu); in test_check_mtu_tc()
191 test_check_mtu_run_tc(skel, skel->progs.tc_minus_delta, mtu); in test_check_mtu_tc()
[all …]
/linux/net/rxrpc/
A Dpeer_event.c114 if (mtu > 0 && peer->if_mtu == 65535 && mtu < peer->if_mtu) { in rxrpc_adjust_mtu()
115 peer->if_mtu = mtu; in rxrpc_adjust_mtu()
119 if (mtu == 0) { in rxrpc_adjust_mtu()
121 mtu = peer->if_mtu; in rxrpc_adjust_mtu()
122 if (mtu > 1500) { in rxrpc_adjust_mtu()
123 mtu >>= 1; in rxrpc_adjust_mtu()
124 if (mtu < 1500) in rxrpc_adjust_mtu()
125 mtu = 1500; in rxrpc_adjust_mtu()
127 mtu -= 100; in rxrpc_adjust_mtu()
133 if (mtu < peer->mtu) { in rxrpc_adjust_mtu()
[all …]
/linux/net/ipv6/
A Dxfrm6_output.c19 void xfrm6_local_rxpmtu(struct sk_buff *skb, u32 mtu) in xfrm6_local_rxpmtu() argument
27 ipv6_local_rxpmtu(sk, &fl6, mtu); in xfrm6_local_rxpmtu()
30 void xfrm6_local_error(struct sk_buff *skb, u32 mtu) in xfrm6_local_error() argument
40 ipv6_local_error(sk, EMSGSIZE, &fl6, mtu); in xfrm6_local_error()
52 unsigned int mtu; in __xfrm6_output() local
66 mtu = ip6_skb_dst_mtu(skb); in __xfrm6_output()
68 mtu = dst_mtu(skb_dst(skb)); in __xfrm6_output()
70 toobig = skb->len > mtu && !skb_is_gso(skb); in __xfrm6_output()
73 xfrm6_local_rxpmtu(skb, mtu); in __xfrm6_output()
77 xfrm_local_error(skb, mtu); in __xfrm6_output()
A Dip6_output.c172 unsigned int mtu; in __ip6_finish_output() local
259 u32 mtu; in ip6_xmit() local
310 mtu = dst_mtu(dst); in ip6_xmit()
449 if (skb->len <= mtu) in ip6_pkt_too_big()
472 u32 mtu; in ip6_forward() local
721 state->mtu = mtu; in ip6_frag_init()
743 len = state->mtu; in ip6_frag_next()
1344 *mtu = orig_mtu; in ip6_append_data_mtu()
1356 unsigned int mtu; in ip6_setup_cork() local
1464 orig_mtu = mtu; in __ip6_append_data()
[all …]
A Dnetfilter.c127 unsigned int mtu, hlen; in br_ip6_fragment() local
137 mtu = skb->dev->mtu; in br_ip6_fragment()
138 if (frag_max_size > mtu || in br_ip6_fragment()
142 mtu = frag_max_size; in br_ip6_fragment()
143 if (mtu < hlen + sizeof(struct frag_hdr) + 8) in br_ip6_fragment()
145 mtu -= hlen + sizeof(struct frag_hdr); in br_ip6_fragment()
160 if (first_len - hlen > mtu || in br_ip6_fragment()
168 if (frag2->len > mtu || in br_ip6_fragment()
209 ip6_frag_init(skb, hlen, mtu, skb->dev->needed_tailroom, in br_ip6_fragment()
/linux/drivers/infiniband/sw/rxe/
A Drxe_param.h14 static inline enum ib_mtu rxe_mtu_int_to_enum(int mtu) in rxe_mtu_int_to_enum() argument
16 if (mtu < 256) in rxe_mtu_int_to_enum()
18 else if (mtu < 512) in rxe_mtu_int_to_enum()
20 else if (mtu < 1024) in rxe_mtu_int_to_enum()
22 else if (mtu < 2048) in rxe_mtu_int_to_enum()
24 else if (mtu < 4096) in rxe_mtu_int_to_enum()
31 static inline enum ib_mtu eth_mtu_int_to_enum(int mtu) in eth_mtu_int_to_enum() argument
33 mtu -= RXE_MAX_HDR_LENGTH; in eth_mtu_int_to_enum()
35 return rxe_mtu_int_to_enum(mtu); in eth_mtu_int_to_enum()
/linux/include/net/
A Dip6_route.h268 unsigned int mtu; in ip6_skb_dst_mtu() local
274 mtu = READ_ONCE(skb_dst(skb)->dev->mtu); in ip6_skb_dst_mtu()
275 mtu -= lwtunnel_headroom(skb_dst(skb)->lwtstate, mtu); in ip6_skb_dst_mtu()
277 mtu = dst_mtu(skb_dst(skb)); in ip6_skb_dst_mtu()
279 return mtu; in ip6_skb_dst_mtu()
323 unsigned int mtu; in ip6_dst_mtu_maybe_forward() local
326 mtu = dst_metric_raw(dst, RTAX_MTU); in ip6_dst_mtu_maybe_forward()
327 if (mtu) in ip6_dst_mtu_maybe_forward()
331 mtu = IPV6_MIN_MTU; in ip6_dst_mtu_maybe_forward()
335 mtu = idev->cnf.mtu6; in ip6_dst_mtu_maybe_forward()
[all …]
A Dip.h194 unsigned int mtu; member
446 unsigned int mtu; in ip_dst_mtu_maybe_forward() local
451 mtu = rt->rt_pmtu; in ip_dst_mtu_maybe_forward()
458 if (mtu) in ip_dst_mtu_maybe_forward()
461 mtu = READ_ONCE(dst->dev->mtu); in ip_dst_mtu_maybe_forward()
465 mtu = 576; in ip_dst_mtu_maybe_forward()
469 mtu = min_t(unsigned int, mtu, IP_MAX_MTU); in ip_dst_mtu_maybe_forward()
471 return mtu - lwtunnel_headroom(dst->lwtstate, mtu); in ip_dst_mtu_maybe_forward()
477 unsigned int mtu; in ip_skb_dst_mtu() local
485 mtu = min(READ_ONCE(skb_dst(skb)->dev->mtu), IP_MAX_MTU); in ip_skb_dst_mtu()
[all …]
/linux/net/sched/
A Dsch_teql.c194 dev->mtu < m->dev->mtu) in teql_qdisc_init()
203 if (dev->mtu < m->dev->mtu) in teql_qdisc_init()
204 m->dev->mtu = dev->mtu; in teql_qdisc_init()
211 m->dev->mtu = dev->mtu; in teql_qdisc_init()
360 int mtu = 0xFFFE; in teql_master_open() local
375 if (slave->mtu < mtu) in teql_master_open()
376 mtu = slave->mtu; in teql_master_open()
392 m->dev->mtu = mtu; in teql_master_open()
423 if (new_mtu > qdisc_dev(q)->mtu) in teql_master_mtu()
428 dev->mtu = new_mtu; in teql_master_mtu()
[all …]
/linux/net/mctp/test/
A Droute-test.c42 unsigned int mtu) in mctp_test_create_route() argument
52 rt->rt.mtu = mtu; in mctp_test_create_route()
124 unsigned int mtu; member
132 int rc, i, n, mtu, msgsize; in mctp_test_fragment() local
139 mtu = params->mtu; in mctp_test_fragment()
205 KUNIT_EXPECT_EQ(test, skb2->len, mtu); in mctp_test_fragment()
207 KUNIT_EXPECT_LE(test, skb2->len, mtu); in mctp_test_fragment()
216 {.mtu = 68, .msgsize = 63, .n_frags = 1},
217 {.mtu = 68, .msgsize = 64, .n_frags = 1},
218 {.mtu = 68, .msgsize = 65, .n_frags = 2},
[all …]
/linux/net/ipv4/
A Dip_forward.c43 static bool ip_exceeds_mtu(const struct sk_buff *skb, unsigned int mtu) in ip_exceeds_mtu() argument
45 if (skb->len <= mtu) in ip_exceeds_mtu()
52 if (unlikely(IPCB(skb)->frag_max_size > mtu)) in ip_exceeds_mtu()
58 if (skb_is_gso(skb) && skb_gso_validate_network_len(skb, mtu)) in ip_exceeds_mtu()
88 u32 mtu; in ip_forward() local
130 mtu = ip_dst_mtu_maybe_forward(&rt->dst, true); in ip_forward()
131 if (ip_exceeds_mtu(skb, mtu)) { in ip_forward()
134 htonl(mtu)); in ip_forward()
A Dip_output.c88 unsigned int mtu,
283 unsigned int mtu; in __ip_finish_output() local
581 htonl(mtu)); in ip_fragment()
643 state->mtu = mtu; in ip_frag_init()
677 if (len > state->mtu) in ip_frag_next()
678 len = state->mtu; in ip_frag_next()
785 mtu = mtu - hlen; /* Size of data space */ in ip_do_fragment()
960 int mtu; in __ip_append_data() local
1073 alloclen = mtu; in __ip_append_data()
1324 int mtu; in ip_append_page() local
[all …]
A Dip_tunnel.c316 mtu = min(tdev->mtu, IP_MAX_MTU); in ip_tunnel_bind_dev()
323 mtu = IPV4_MIN_MTU; in ip_tunnel_bind_dev()
325 return mtu; in ip_tunnel_bind_dev()
335 int mtu; in ip_tunnel_create() local
491 int mtu; in tnl_update_pmtu() local
501 mtu = skb_valid_dst(skb) ? dst_mtu(skb_dst(skb)) : dev->mtu; in tnl_update_pmtu()
847 int mtu; in ip_tunnel_update() local
853 dev->mtu = mtu; in ip_tunnel_update()
995 dev->mtu = new_mtu; in __ip_tunnel_change_mtu()
1134 int mtu; in ip_tunnel_newlink() local
[all …]
/linux/drivers/infiniband/hw/irdma/
A Dmain.c55 static void irdma_log_invalid_mtu(u16 mtu, struct irdma_sc_dev *dev) in irdma_log_invalid_mtu() argument
57 if (mtu < IRDMA_MIN_MTU_IPV4) in irdma_log_invalid_mtu()
58 …rn(to_ibdev(dev), "MTU setting [%d] too low for RDMA traffic. Minimum MTU is 576 for IPv4\n", mtu); in irdma_log_invalid_mtu()
59 else if (mtu < IRDMA_MIN_MTU_IPV6) in irdma_log_invalid_mtu()
60 …(to_ibdev(dev), "MTU setting [%d] too low for RDMA traffic. Minimum MTU is 1280 for IPv6\\n", mtu); in irdma_log_invalid_mtu()
90 ibdev_dbg(&iwdev->ibdev, "CLNT: new MTU = %d\n", iwdev->netdev->mtu); in irdma_iidc_event_handler()
91 if (iwdev->vsi.mtu != iwdev->netdev->mtu) { in irdma_iidc_event_handler()
92 l2params.mtu = iwdev->netdev->mtu; in irdma_iidc_event_handler()
94 irdma_log_invalid_mtu(l2params.mtu, &iwdev->rf->sc_dev); in irdma_iidc_event_handler()
282 l2params.mtu = iwdev->netdev->mtu; in irdma_probe()

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