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/Linux-v5.10/Documentation/devicetree/bindings/rtc/
Datmel,at91sam9-rtc.txt5 - "atmel,at91sam9260-rtt"
6 - "microchip,sam9x60-rtt", "atmel,at91sam9260-rtt"
8 - interrupts: rtt alarm/event interrupt
10 - atmel,rtt-rtc-time-reg: should encode the GPBR register used to store
19 rtt@fffffd20 {
20 compatible = "atmel,at91sam9260-rtt";
24 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
/Linux-v5.10/net/ipv4/
Dtcp_cdg.c80 struct cdg_minmax rtt; member
145 ca->delay_min = min_not_zero(ca->delay_min, ca->rtt.min); in tcp_cdg_hystart_update()
178 if (ca->rtt.min > thresh) { in tcp_cdg_hystart_update()
192 s32 gmin = ca->rtt.min - ca->rtt_prev.min; in tcp_cdg_grad()
193 s32 gmax = ca->rtt.max - ca->rtt_prev.max; in tcp_cdg_grad()
272 if (after(ack, ca->rtt_seq) && ca->rtt.v64) { in tcp_cdg_cong_avoid()
278 ca->rtt_prev = ca->rtt; in tcp_cdg_cong_avoid()
279 ca->rtt.v64 = 0; in tcp_cdg_cong_avoid()
316 ca->rtt.min = min(ca->rtt.min, sample->rtt_us); in tcp_cdg_acked()
324 ca->rtt.min = min_not_zero(ca->rtt.min, sample->rtt_us); in tcp_cdg_acked()
[all …]
Dtcp_westwood.c40 u32 rtt; member
71 w->rtt_min = w->rtt = TCP_WESTWOOD_INIT_RTT; in tcp_westwood_init()
109 w->rtt = usecs_to_jiffies(sample->rtt_us); in tcp_westwood_pkts_acked()
140 if (w->rtt && delta > max_t(u32, w->rtt, TCP_WESTWOOD_RTT_MIN)) { in westwood_update_window()
151 w->rtt_min = w->rtt; in update_rtt_min()
154 w->rtt_min = min(w->rtt, w->rtt_min); in update_rtt_min()
269 info->vegas.tcpv_rtt = jiffies_to_usecs(ca->rtt); in tcp_westwood_info()
Dtcp_yeah.c114 u32 rtt, queue; in tcp_yeah_cong_avoid() local
128 rtt = yeah->vegas.minRTT; in tcp_yeah_cong_avoid()
134 bw *= rtt - yeah->vegas.baseRTT; in tcp_yeah_cong_avoid()
135 do_div(bw, rtt); in tcp_yeah_cong_avoid()
139 rtt - yeah->vegas.baseRTT > (yeah->vegas.baseRTT / TCP_YEAH_PHY)) { in tcp_yeah_cong_avoid()
Dtcp_vegas.c198 u32 rtt, diff; in tcp_vegas_cong_avoid() local
212 rtt = vegas->minRTT; in tcp_vegas_cong_avoid()
221 do_div(target_cwnd, rtt); in tcp_vegas_cong_avoid()
227 diff = tp->snd_cwnd * (rtt-vegas->baseRTT) / vegas->baseRTT; in tcp_vegas_cong_avoid()
Dtcp_veno.c141 u32 rtt; in tcp_veno_cong_avoid() local
147 rtt = veno->minrtt; in tcp_veno_cong_avoid()
151 do_div(target_cwnd, rtt); in tcp_veno_cong_avoid()
Dtcp_metrics.c327 unsigned long rtt; in tcp_update_metrics() local
351 rtt = tcp_metric_get(tm, TCP_METRIC_RTT); in tcp_update_metrics()
352 m = rtt - tp->srtt_us; in tcp_update_metrics()
360 rtt = tp->srtt_us; in tcp_update_metrics()
362 rtt -= (m >> 3); in tcp_update_metrics()
363 tcp_metric_set(tm, TCP_METRIC_RTT, rtt); in tcp_update_metrics()
/Linux-v5.10/fs/afs/
Dvl_probe.c21 server->rtt = UINT_MAX; in afs_finished_vl_probe()
119 rtt_us < server->probe.rtt) { in afs_vlserver_probe_result()
120 server->probe.rtt = rtt_us; in afs_vlserver_probe_result()
121 server->rtt = rtt_us; in afs_vlserver_probe_result()
164 server->probe.rtt = UINT_MAX; in afs_do_probe_vlserver()
215 unsigned int rtt = UINT_MAX, rtt_s; in afs_wait_for_vl_probes() local
271 rtt_s = READ_ONCE(server->rtt); in afs_wait_for_vl_probes()
273 rtt_s < rtt) { in afs_wait_for_vl_probes()
275 rtt = rtt_s; in afs_wait_for_vl_probes()
Dfs_probe.c48 server->rtt = UINT_MAX; in afs_finished_fs_probe()
165 rtt_us < server->probe.rtt) { in afs_fileserver_probe_result()
166 server->probe.rtt = rtt_us; in afs_fileserver_probe_result()
167 server->rtt = rtt_us; in afs_fileserver_probe_result()
207 server->probe.rtt = UINT_MAX; in afs_fs_probe_fileserver()
232 unsigned int rtt = UINT_MAX, rtt_s; in afs_wait_for_fs_probes() local
288 rtt_s = READ_ONCE(server->rtt); in afs_wait_for_fs_probes()
290 rtt_s < rtt) { in afs_wait_for_fs_probes()
292 rtt = rtt_s; in afs_wait_for_fs_probes()
Dvl_rotate.c89 u32 rtt; in afs_select_vlserver() local
191 rtt = U32_MAX; in afs_select_vlserver()
198 if (s->probe.rtt < rtt) { in afs_select_vlserver()
200 rtt = s->probe.rtt; in afs_select_vlserver()
Drotate.c115 u32 rtt; in afs_select_fileserver() local
340 rtt = U32_MAX; in afs_select_fileserver()
347 if (s->probe.rtt < rtt) { in afs_select_fileserver()
349 rtt = s->probe.rtt; in afs_select_fileserver()
/Linux-v5.10/net/ax25/
Dax25_subr.c239 ax25->t1 = t * ax25->rtt; in ax25_calculate_t1()
251 ax25->rtt = (9 * ax25->rtt + ax25->t1 - ax25_display_timer(&ax25->t1timer)) / 10; in ax25_calculate_rtt()
253 if (ax25->rtt < AX25_T1CLAMPLO) in ax25_calculate_rtt()
254 ax25->rtt = AX25_T1CLAMPLO; in ax25_calculate_rtt()
256 if (ax25->rtt > AX25_T1CLAMPHI) in ax25_calculate_rtt()
257 ax25->rtt = AX25_T1CLAMPHI; in ax25_calculate_rtt()
/Linux-v5.10/samples/bpf/
Dhbm_kern.h77 int rtt; member
97 pkti->rtt = tp->srtt_us >> 3; in get_tcp_info()
105 pkti->rtt = 0; in get_tcp_info()
117 pkti->rtt = 0; in hbm_get_pkt_info()
194 if (pkti->rtt) in hbm_update_stats()
196 pkti->rtt); in hbm_update_stats()
/Linux-v5.10/net/sctp/
Dtransport.c330 void sctp_transport_update_rto(struct sctp_transport *tp, __u32 rtt) in sctp_transport_update_rto() argument
350 + (((__u32)abs((__s64)tp->srtt - (__s64)rtt)) >> net->sctp.rto_beta); in sctp_transport_update_rto()
352 + (rtt >> net->sctp.rto_alpha); in sctp_transport_update_rto()
357 tp->srtt = rtt; in sctp_transport_update_rto()
358 tp->rttvar = rtt >> 1; in sctp_transport_update_rto()
383 tp->rtt = rtt; in sctp_transport_update_rto()
391 __func__, tp, rtt, tp->srtt, tp->rttvar, tp->rto); in sctp_transport_update_rto()
556 transport->rtt)) { in sctp_transport_lower_cwnd()
652 t->rtt = 0; in sctp_transport_reset()
/Linux-v5.10/drivers/rtc/
Drtc-at91sam9.c69 void __iomem *rtt; member
82 readl((rtc)->rtt + AT91_RTT_ ## field)
84 writel((val), (rtc)->rtt + AT91_RTT_ ## field)
360 rtc->rtt = devm_platform_ioremap_resource(pdev, 0); in at91_rtc_probe()
361 if (IS_ERR(rtc->rtt)) in at91_rtc_probe()
362 return PTR_ERR(rtc->rtt); in at91_rtc_probe()
/Linux-v5.10/drivers/net/wireless/intel/iwlwifi/mvm/
Dftm-initiator.c916 s64 rtt_avg, rtt = res->ftm.rtt_avg; in iwl_mvm_ftm_rtt_smoothing() local
924 WARN_ON(rtt < 0); in iwl_mvm_ftm_rtt_smoothing()
949 resp->rtt_avg = rtt; in iwl_mvm_ftm_rtt_smoothing()
958 resp->rtt_avg = rtt; in iwl_mvm_ftm_rtt_smoothing()
970 rtt_avg = (alpha * rtt + (100 - alpha) * resp->rtt_avg) / 100; in iwl_mvm_ftm_rtt_smoothing()
974 resp->addr, resp->rtt_avg, rtt_avg, rtt); in iwl_mvm_ftm_rtt_smoothing()
983 if (rtt_avg > rtt && (rtt_avg - rtt) > undershoot) { in iwl_mvm_ftm_rtt_smoothing()
988 (rtt_avg - rtt)); in iwl_mvm_ftm_rtt_smoothing()
989 } else if (rtt_avg < rtt && (rtt - rtt_avg) > in iwl_mvm_ftm_rtt_smoothing()
994 (rtt - rtt_avg)); in iwl_mvm_ftm_rtt_smoothing()
[all …]
/Linux-v5.10/drivers/target/iscsi/
Discsi_target_tmr.c40 ref_cmd = iscsit_find_cmd_from_itt(conn, hdr->rtt); in iscsit_tmr_abort_task()
43 " %hu.\n", hdr->rtt, conn->cid); in iscsit_tmr_abort_task()
55 se_tmr->ref_task_tag = (__force u32)hdr->rtt; in iscsit_tmr_abort_task()
119 hdr->itt, hdr->rtt, hdr->exp_datasn, conn->cid); in iscsit_tmr_task_reassign()
127 ret = iscsit_find_cmd_for_recovery(conn->sess, &ref_cmd, &cr, hdr->rtt); in iscsit_tmr_task_reassign()
134 " connection recovery command list.\n", hdr->rtt); in iscsit_tmr_task_reassign()
164 se_tmr->ref_task_tag = (__force u32)hdr->rtt; in iscsit_tmr_task_reassign()
/Linux-v5.10/net/rxrpc/
Dsendmsg.c69 signed long rtt, timeout; in rxrpc_wait_for_tx_window_waitall() local
71 rtt = READ_ONCE(call->peer->srtt_us) >> 3; in rxrpc_wait_for_tx_window_waitall()
72 rtt = usecs_to_jiffies(rtt) * 2; in rxrpc_wait_for_tx_window_waitall()
73 if (rtt < 2) in rxrpc_wait_for_tx_window_waitall()
74 rtt = 2; in rxrpc_wait_for_tx_window_waitall()
76 timeout = rtt; in rxrpc_wait_for_tx_window_waitall()
94 timeout = rtt; in rxrpc_wait_for_tx_window_waitall()
DMakefile28 rtt.o \
/Linux-v5.10/arch/arm/boot/dts/
Dat91sam9260ek.dts116 atmel,wakeup-rtt-timer;
120 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
Dusb_a9260.dts27 atmel,wakeup-rtt-timer;
Dat91sam9g20ek_common.dtsi121 atmel,wakeup-rtt-timer;
125 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
/Linux-v5.10/net/decnet/
Ddn_nsp_out.c157 static void dn_nsp_rtt(struct sock *sk, long rtt) in dn_nsp_rtt() argument
169 if (rtt < 0) in dn_nsp_rtt()
170 rtt = -rtt; in dn_nsp_rtt()
174 delta = ((rtt << 3) - srtt); in dn_nsp_rtt()
/Linux-v5.10/drivers/net/wireless/intel/iwlwifi/fw/api/
Dlocation.h1020 __le32 rtt; member
1072 __le32 rtt; member
1127 __le32 rtt; member
1188 __le32 rtt; member
/Linux-v5.10/Documentation/devicetree/bindings/arm/
Datmel-sysregs.txt72 - atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.
76 - atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.
107 - atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.

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