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Searched refs:mtu (Results 1 – 25 of 819) sorted by relevance

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/linux/drivers/usb/mtu3/
H A Dmtu3_gadget.c15 __releases(mep->mtu->lock) in mtu3_req_complete()
16 __acquires(mep->mtu->lock) in mtu3_req_complete()
19 struct mtu3 *mtu = mreq->mtu; in mtu3_req_complete() local
29 usb_gadget_unmap_request(&mtu->g, req, mep->is_in); in mtu3_req_complete()
31 dev_dbg(mtu->dev, "%s complete req: %p, sts %d, %d/%d\n", in mtu3_req_complete()
34 spin_unlock(&mtu->lock); in mtu3_req_complete()
36 spin_lock(&mtu->lock); in mtu3_req_complete()
46 dev_dbg(mep->mtu->dev, "abort %s's req: sts %d\n", mep->name, status); in nuke()
63 struct mtu3 *mtu = mep->mtu; in mtu3_ep_enable() local
74 switch (mtu->g.speed) { in mtu3_ep_enable()
[all …]
H A Dmtu3_core.c45 dev_dbg(mep->mtu->dev, "%s fifo:%#x/%#x, start_bit: %d\n", in ep_fifo_alloc()
66 dev_dbg(mep->mtu->dev, "%s size:%#x/%#x, start_bit: %d\n", in ep_fifo_free()
71 static inline void mtu3_ss_func_set(struct mtu3 *mtu, bool enable) in mtu3_ss_func_set() argument
75 mtu3_setbits(mtu->mac_base, U3D_USB3_CONFIG, USB3_EN); in mtu3_ss_func_set()
77 mtu3_clrbits(mtu->mac_base, U3D_USB3_CONFIG, USB3_EN); in mtu3_ss_func_set()
79 dev_dbg(mtu->dev, "USB3_EN = %d\n", !!enable); in mtu3_ss_func_set()
83 static inline void mtu3_hs_softconn_set(struct mtu3 *mtu, bool enable) in mtu3_hs_softconn_set() argument
86 mtu3_setbits(mtu->mac_base, U3D_POWER_MANAGEMENT, in mtu3_hs_softconn_set()
89 mtu3_clrbits(mtu->mac_base, U3D_POWER_MANAGEMENT, in mtu3_hs_softconn_set()
92 dev_dbg(mtu->dev, "SOFTCONN = %d\n", !!enable); in mtu3_hs_softconn_set()
[all …]
H A Dmtu3_gadget_ep0.c18 #define next_ep0_request(mtu) next_request((mtu)->ep0) argument
39 static char *decode_ep0_state(struct mtu3 *mtu) in decode_ep0_state() argument
41 switch (mtu->ep0_state) { in decode_ep0_state()
57 static void ep0_req_giveback(struct mtu3 *mtu, struct usb_request *req) in ep0_req_giveback() argument
59 mtu3_req_complete(mtu->ep0, req, 0); in ep0_req_giveback()
63 forward_to_driver(struct mtu3 *mtu, const struct usb_ctrlrequest *setup) in forward_to_driver() argument
64 __releases(mtu->lock) in forward_to_driver()
65 __acquires(mtu->lock) in forward_to_driver()
69 if (!mtu->gadget_driver || !mtu->async_callbacks) in forward_to_driver()
72 spin_unlock(&mtu->lock); in forward_to_driver()
[all …]
H A Dmtu3_qmu.c38 #define GPD_RX_BUF_LEN(mtu, x) \ argument
41 ((mtu)->gen2cp) ? GPD_RX_BUF_LEN_EL(x_) : GPD_RX_BUF_LEN_OG(x_); \
46 #define GPD_DATA_LEN(mtu, x) \ argument
49 ((mtu)->gen2cp) ? GPD_DATA_LEN_EL(x_) : GPD_DATA_LEN_OG(x_); \
57 #define GPD_EXT_NGP(mtu, x) \ argument
60 ((mtu)->gen2cp) ? GPD_EXT_NGP_EL(x_) : GPD_EXT_NGP_OG(x_); \
63 #define GPD_EXT_BUF(mtu, x) \ argument
66 ((mtu)->gen2cp) ? GPD_EXT_BUF_EL(x_) : GPD_EXT_BUF_OG(x_); \
171 gpd = dma_pool_zalloc(mep->mtu->qmu_gpd_pool, GFP_ATOMIC, &ring->dma); in mtu3_gpd_ring_alloc()
184 dma_pool_free(mep->mtu->qmu_gpd_pool, in mtu3_gpd_ring_free()
[all …]
H A Dmtu3_debugfs.c81 struct mtu3 *mtu = sf->private; in mtu3_link_state_show() local
82 void __iomem *mbase = mtu->mac_base; in mtu3_link_state_show()
93 struct mtu3 *mtu = sf->private; in mtu3_ep_used_show() local
99 spin_lock_irqsave(&mtu->lock, flags); in mtu3_ep_used_show()
101 for (i = 0; i < mtu->num_eps; i++) { in mtu3_ep_used_show()
102 mep = mtu->in_eps + i; in mtu3_ep_used_show()
108 mep = mtu->out_eps + i; in mtu3_ep_used_show()
116 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_ep_used_show()
124 static void mtu3_debugfs_regset(struct mtu3 *mtu, void __iomem *base, in mtu3_debugfs_regset() argument
131 mregs = devm_kzalloc(mtu->dev, sizeof(*mregs), GFP_KERNEL); in mtu3_debugfs_regset()
[all …]
H A Dmtu3.h277 struct mtu3 *mtu; member
300 struct mtu3 *mtu; member
423 int mtu3_config_ep(struct mtu3 *mtu, struct mtu3_ep *mep,
425 void mtu3_deconfig_ep(struct mtu3 *mtu, struct mtu3_ep *mep);
427 void mtu3_start(struct mtu3 *mtu);
428 void mtu3_stop(struct mtu3 *mtu);
429 void mtu3_dev_on_off(struct mtu3 *mtu, int is_on);
431 int mtu3_gadget_setup(struct mtu3 *mtu);
432 void mtu3_gadget_cleanup(struct mtu3 *mtu);
433 void mtu3_gadget_reset(struct mtu3 *mtu);
[all …]
/linux/drivers/clocksource/
H A Dsh_mtu2.c33 struct sh_mtu2_device *mtu; member
161 return ioread8(ch->mtu->mapbase + 0x280); in sh_mtu2_read()
177 return iowrite8(value, ch->mtu->mapbase + 0x280); in sh_mtu2_write()
192 raw_spin_lock_irqsave(&ch->mtu->lock, flags); in sh_mtu2_start_stop_ch()
201 raw_spin_unlock_irqrestore(&ch->mtu->lock, flags); in sh_mtu2_start_stop_ch()
210 pm_runtime_get_sync(&ch->mtu->pdev->dev); in sh_mtu2_enable()
211 dev_pm_syscore_device(&ch->mtu->pdev->dev, true); in sh_mtu2_enable()
214 ret = clk_enable(ch->mtu->clk); in sh_mtu2_enable()
216 dev_err(&ch->mtu->pdev->dev, "ch%u: cannot enable clock\n", in sh_mtu2_enable()
224 rate = clk_get_rate(ch->mtu->clk) / 64; in sh_mtu2_enable()
[all …]
/linux/tools/testing/selftests/net/
H A Dpmtu.sh1100 mtu() { function
1103 mtu="${3}"
1105 ${ns_cmd} ip link set dev ${dev} mtu ${mtu}
1179 mtu "${ns_a}" veth_A-R1 2000
1180 mtu "${ns_r1}" veth_R1-A 2000
1181 mtu "${ns_r1}" veth_R1-B 1400
1182 mtu "${ns_b}" veth_B-R1 1400
1184 mtu "${ns_a}" veth_A-R2 2000
1185 mtu "${ns_r2}" veth_R2-A 2000
1186 mtu "${ns_r2}" veth_R2-B 1500
[all …]
H A Dfib_nexthop_multiprefix.sh154 local mtu=$2
156 run_cmd ip -netns h${hostid} li set eth0 mtu ${mtu}
157 run_cmd ip -netns ${r1} li set eth${hostid} mtu ${mtu}
166 local mtu=$2
181 echo " cache .* mtu ${mtu}"
186 grep -q "cache .* mtu ${mtu}"
189 log_test $rc 0 "IPv4: host 0 to host ${i}, mtu ${mtu}"
195 local mtu=$2
210 echo " ${dst}.* via ${r1_ip} dev eth0 src ${h0_ip} .* mtu ${mtu}"
215 grep -q "${dst}.* via ${r1_ip} dev eth0 src ${h0_ip} .* mtu ${mtu}"
[all …]
/linux/tools/testing/selftests/net/forwarding/
H A Dipip_lib.sh319 local mtu=$1
321 ip link set mtu $mtu dev $h1
322 ip link set mtu $mtu dev $ol1
323 ip link set mtu $mtu dev g1a
324 ip link set mtu $mtu dev $ul1
325 ip link set mtu $mtu dev $ul1.111
326 ip link set mtu $mtu dev $h2
327 ip link set mtu $mtu dev $ol2
328 ip link set mtu $mtu dev g2a
329 ip link set mtu $mtu dev $ul2
[all …]
H A Dmin_max_mtu.sh110 local mtu=$(min_max_mtu_get_if ${NETIFS[p1]} $min_max)
116 if [ $current_mtu -ne $mtu ]; then
125 local mtu=$1; shift
128 mtu_set $dev $mtu 2>/dev/null
129 check_err_fail $should_fail $? "Set MTU $mtu for $dev"
134 local mtu=$1; shift
138 mtu_set_if ${NETIFS[p$i]} $mtu
139 mtu_set_if ${NETIFS[p$i]}.10 $mtu
155 local mtu=$1; shift
160 local pkt_size=$((mtu - ping_headers_len))
[all …]
H 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/
H A Dcheck_mtu.c104 static void test_check_mtu_xdp(__u32 mtu, __u32 ifindex) in test_check_mtu_xdp() argument
114 skel->rodata->GLOBAL_USER_MTU = mtu; in test_check_mtu_xdp()
121 test_check_mtu_run_xdp(skel, skel->progs.xdp_use_helper, mtu); in test_check_mtu_xdp()
122 test_check_mtu_run_xdp(skel, skel->progs.xdp_exceed_mtu, mtu); in test_check_mtu_xdp()
123 test_check_mtu_run_xdp(skel, skel->progs.xdp_minus_delta, mtu); in test_check_mtu_xdp()
124 test_check_mtu_run_xdp(skel, skel->progs.xdp_input_len, mtu); in test_check_mtu_xdp()
125 test_check_mtu_run_xdp(skel, skel->progs.xdp_input_len_exceed, mtu); in test_check_mtu_xdp()
157 static void test_check_mtu_tc(__u32 mtu, __u32 ifindex) in test_check_mtu_tc() argument
167 skel->rodata->GLOBAL_USER_MTU = mtu; in test_check_mtu_tc()
174 test_check_mtu_run_tc(skel, skel->progs.tc_use_helper, mtu); in test_check_mtu_tc()
[all …]
/linux/drivers/mfd/
H A Drz-mtu3.c67 struct rz_mtu3 *mtu = dev_get_drvdata(ch->dev->parent); in rz_mtu3_shared_reg_read() local
68 struct rz_mtu3_priv *priv = mtu->priv_data; in rz_mtu3_shared_reg_read()
79 struct rz_mtu3 *mtu = dev_get_drvdata(ch->dev->parent); in rz_mtu3_8bit_ch_read() local
80 struct rz_mtu3_priv *priv = mtu->priv_data; in rz_mtu3_8bit_ch_read()
91 struct rz_mtu3 *mtu = dev_get_drvdata(ch->dev->parent); in rz_mtu3_16bit_ch_read() local
92 struct rz_mtu3_priv *priv = mtu->priv_data; in rz_mtu3_16bit_ch_read()
107 struct rz_mtu3 *mtu = dev_get_drvdata(ch->dev->parent); in rz_mtu3_32bit_ch_read() local
108 struct rz_mtu3_priv *priv = mtu->priv_data; in rz_mtu3_32bit_ch_read()
122 struct rz_mtu3 *mtu = dev_get_drvdata(ch->dev->parent); in rz_mtu3_8bit_ch_write() local
123 struct rz_mtu3_priv *priv = mtu->priv_data; in rz_mtu3_8bit_ch_write()
[all …]
/linux/drivers/infiniband/sw/rxe/
H 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/net/rxrpc/
H A Dpeer_event.c103 static void rxrpc_adjust_mtu(struct rxrpc_peer *peer, unsigned int mtu) in rxrpc_adjust_mtu() argument
106 if (mtu > 0 && peer->if_mtu == 65535 && mtu < peer->if_mtu) in rxrpc_adjust_mtu()
107 peer->if_mtu = mtu; in rxrpc_adjust_mtu()
109 if (mtu == 0) { in rxrpc_adjust_mtu()
111 mtu = peer->if_mtu; in rxrpc_adjust_mtu()
112 if (mtu > 1500) { in rxrpc_adjust_mtu()
113 mtu >>= 1; in rxrpc_adjust_mtu()
114 if (mtu < 1500) in rxrpc_adjust_mtu()
115 mtu = 1500; in rxrpc_adjust_mtu()
117 mtu -= 100; in rxrpc_adjust_mtu()
[all …]
/linux/net/ipv6/
H 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()
65 unsigned int mtu; in __xfrm6_output() local
79 mtu = ip6_skb_dst_mtu(skb); in __xfrm6_output()
81 mtu = dst_mtu(skb_dst(skb)); in __xfrm6_output()
83 toobig = skb->len > mtu && !skb_is_gso(skb); in __xfrm6_output()
86 xfrm6_local_rxpmtu(skb, mtu); in __xfrm6_output()
93 xfrm_local_error(skb, mtu); in __xfrm6_output()
H A Dip6_output.c148 struct sk_buff *skb, unsigned int mtu) in ip6_finish_output_gso_slowpath_drop() argument
175 err = segs->len > mtu ? in ip6_finish_output_gso_slowpath_drop()
186 struct sk_buff *skb, unsigned int mtu) in ip6_finish_output_gso() argument
189 !skb_gso_validate_network_len(skb, mtu)) in ip6_finish_output_gso()
190 return ip6_finish_output_gso_slowpath_drop(net, sk, skb, mtu); in ip6_finish_output_gso()
197 unsigned int mtu; in __ip6_finish_output() local
207 mtu = ip6_skb_dst_mtu(skb); in __ip6_finish_output()
209 return ip6_finish_output_gso(net, sk, skb, mtu); in __ip6_finish_output()
211 if (skb->len > mtu || in __ip6_finish_output()
283 u32 mtu; in ip6_xmit() local
[all …]
H A Dnetfilter.c134 unsigned int mtu, hlen; in br_ip6_fragment() local
144 mtu = skb->dev->mtu; in br_ip6_fragment()
145 if (frag_max_size > mtu || in br_ip6_fragment()
149 mtu = frag_max_size; in br_ip6_fragment()
150 if (mtu < hlen + sizeof(struct frag_hdr) + 8) in br_ip6_fragment()
152 mtu -= hlen + sizeof(struct frag_hdr); in br_ip6_fragment()
167 if (first_len - hlen > mtu || in br_ip6_fragment()
175 if (frag2->len > mtu || in br_ip6_fragment()
216 ip6_frag_init(skb, hlen, mtu, skb->dev->needed_tailroom, in br_ip6_fragment()
/linux/drivers/pwm/
H A Dpwm-rz-mtu3.c57 struct rz_mtu3_channel *mtu; member
100 *pv_val = rz_mtu3_16bit_ch_read(priv->mtu, reg_pv_offset); in rz_mtu3_pwm_read_tgr_registers()
101 *dc_val = rz_mtu3_16bit_ch_read(priv->mtu, reg_dc_offset); in rz_mtu3_pwm_read_tgr_registers()
108 rz_mtu3_16bit_ch_write(priv->mtu, reg_pv_offset, pv_val); in rz_mtu3_pwm_write_tgr_registers()
109 rz_mtu3_16bit_ch_write(priv->mtu, reg_dc_offset, dc_val); in rz_mtu3_pwm_write_tgr_registers()
153 is_channel_en = rz_mtu3_is_enabled(priv->mtu); in rz_mtu3_pwm_is_ch_enabled()
158 val = rz_mtu3_8bit_ch_read(priv->mtu, RZ_MTU3_TIORH); in rz_mtu3_pwm_is_ch_enabled()
160 val = rz_mtu3_8bit_ch_read(priv->mtu, RZ_MTU3_TIORL); in rz_mtu3_pwm_is_ch_enabled()
182 is_mtu3_channel_available = rz_mtu3_request_channel(priv->mtu); in rz_mtu3_pwm_request()
207 rz_mtu3_release_channel(priv->mtu); in rz_mtu3_pwm_free()
[all …]
/linux/include/net/
H A Dip6_route.h189 void ip6_update_pmtu(struct sk_buff *skb, struct net *net, __be32 mtu, int oif,
191 void ip6_sk_update_pmtu(struct sk_buff *skb, struct sock *sk, __be32 mtu);
207 void rt6_mtu_change(struct net_device *dev, unsigned int mtu);
274 unsigned int mtu; in ip6_skb_dst_mtu() local
277 mtu = READ_ONCE(dst->dev->mtu); in ip6_skb_dst_mtu()
278 mtu -= lwtunnel_headroom(dst->lwtstate, mtu); in ip6_skb_dst_mtu()
280 mtu = dst_mtu(dst); in ip6_skb_dst_mtu()
282 return mtu; in ip6_skb_dst_mtu()
330 unsigned int mtu; in ip6_dst_mtu_maybe_forward() local
333 mtu = dst_metric_raw(dst, RTAX_MTU); in ip6_dst_mtu_maybe_forward()
[all …]
/linux/net/sched/
H A Dsch_teql.c193 dev->mtu < m->dev->mtu) in teql_qdisc_init()
202 if (dev->mtu < m->dev->mtu) in teql_qdisc_init()
203 m->dev->mtu = dev->mtu; in teql_qdisc_init()
210 m->dev->mtu = dev->mtu; in teql_qdisc_init()
359 int mtu = 0xFFFE; in teql_master_open() local
374 if (slave->mtu < mtu) in teql_master_open()
375 mtu = slave->mtu; in teql_master_open()
391 m->dev->mtu = mtu; in teql_master_open()
422 if (new_mtu > qdisc_dev(q)->mtu) in teql_master_mtu()
427 WRITE_ONCE(dev->mtu, new_mtu); in teql_master_mtu()
[all …]
/linux/net/ipv4/
H 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()
85 u32 mtu; in ip_forward() local
134 mtu = ip_dst_mtu_maybe_forward(&rt->dst, true); in ip_forward()
135 if (ip_exceeds_mtu(skb, mtu)) { in ip_forward()
138 htonl(mtu)); in ip_forward()
/linux/drivers/infiniband/hw/irdma/
H 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()
94 ibdev_dbg(&iwdev->ibdev, "CLNT: new MTU = %d\n", iwdev->netdev->mtu); in irdma_iidc_event_handler()
95 if (iwdev->vsi.mtu != iwdev->netdev->mtu) { in irdma_iidc_event_handler()
96 l2params.mtu = iwdev->netdev->mtu; in irdma_iidc_event_handler()
98 irdma_log_invalid_mtu(l2params.mtu, &iwdev->rf->sc_dev); in irdma_iidc_event_handler()
288 l2params.mtu = iwdev->netdev->mtu; in irdma_probe()
/linux/include/rdma/
H A Dib_addr.h174 static inline enum ib_mtu iboe_get_mtu(int mtu) in iboe_get_mtu() argument
179 mtu = mtu - (IB_GRH_BYTES + IB_UDP_BYTES + IB_BTH_BYTES + in iboe_get_mtu()
183 if (mtu >= ib_mtu_enum_to_int(IB_MTU_4096)) in iboe_get_mtu()
185 else if (mtu >= ib_mtu_enum_to_int(IB_MTU_2048)) in iboe_get_mtu()
187 else if (mtu >= ib_mtu_enum_to_int(IB_MTU_1024)) in iboe_get_mtu()
189 else if (mtu >= ib_mtu_enum_to_int(IB_MTU_512)) in iboe_get_mtu()
191 else if (mtu >= ib_mtu_enum_to_int(IB_MTU_256)) in iboe_get_mtu()

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