| /kernel/linux/linux-5.10/Documentation/networking/ |
| D | timestamping.rst | 11 The interfaces for receiving network packages timestamps are:
37 Generates timestamps on reception, transmission or both. Supports
39 timestamps for stream sockets.
55 SO_TIMESTAMP_OLD returns incorrect timestamps after the year 2038
61 Its struct timespec allows for higher resolution (ns) timestamps than the
67 SO_TIMESTAMPNS_OLD returns incorrect timestamps after the year 2038
90 Some bits are requests to the stack to try to generate timestamps. Any
93 is possible to selectively request timestamps for a subset of packets
96 Timestamps may also be generated for reasons other than being
101 Request rx timestamps generated by the network adapter.
[all …]
|
| /kernel/linux/linux-6.6/Documentation/networking/ |
| D | timestamping.rst | 11 The interfaces for receiving network packages timestamps are:
37 Generates timestamps on reception, transmission or both. Supports
39 timestamps for stream sockets.
55 SO_TIMESTAMP_OLD returns incorrect timestamps after the year 2038
62 Its struct timespec allows for higher resolution (ns) timestamps than the
68 SO_TIMESTAMPNS_OLD returns incorrect timestamps after the year 2038
91 Some bits are requests to the stack to try to generate timestamps. Any
94 is possible to selectively request timestamps for a subset of packets
97 Timestamps may also be generated for reasons other than being
102 Request rx timestamps generated by the network adapter.
[all …]
|
| /kernel/linux/linux-6.6/drivers/gpu/drm/amd/display/dc/link/accessories/ |
| D | link_dp_trace.c | 111 link->dp_trace.detect_lt_trace.timestamps.start = dm_get_timestamp(link->dc->ctx); in dp_trace_set_lt_start_timestamp()
113 link->dp_trace.commit_lt_trace.timestamps.start = dm_get_timestamp(link->dc->ctx); in dp_trace_set_lt_start_timestamp()
120 link->dp_trace.detect_lt_trace.timestamps.end = dm_get_timestamp(link->dc->ctx); in dp_trace_set_lt_end_timestamp()
122 link->dp_trace.commit_lt_trace.timestamps.end = dm_get_timestamp(link->dc->ctx); in dp_trace_set_lt_end_timestamp()
129 return link->dp_trace.detect_lt_trace.timestamps.end; in dp_trace_get_lt_end_timestamp()
131 return link->dp_trace.commit_lt_trace.timestamps.end; in dp_trace_get_lt_end_timestamp()
|
| /kernel/linux/linux-6.6/Documentation/sound/designs/ |
| D | timestamping.rst | 5 The ALSA API can provide two different system timestamps:
23 timestamps allow for applications to keep track of the 'fullness' of
33 When timestamps are enabled, the avail/delay information is reported
111 counter-intuitively not increase the precision of timestamps, e.g. if a
129 timestamps from hardware registers or from IPC takes time, the more
130 timestamps are read the more imprecise the combined measurements
132 timestamp is reported. Applications that need different timestamps
185 error. In example 3 where the timestamps are measured with the link
186 wallclock, the timestamps show a monotonic behavior and a lower
|
| /kernel/linux/linux-5.10/Documentation/sound/designs/ |
| D | timestamping.rst | 5 The ALSA API can provide two different system timestamps:
23 timestamps allow for applications to keep track of the 'fullness' of
33 When timestamps are enabled, the avail/delay information is reported
111 counter-intuitively not increase the precision of timestamps, e.g. if a
129 timestamps from hardware registers or from IPC takes time, the more
130 timestamps are read the more imprecise the combined measurements
132 timestamp is reported. Applications that need different timestamps
185 error. In example 3 where the timestamps are measured with the link
186 wallclock, the timestamps show a monotonic behavior and a lower
|
| /kernel/linux/linux-5.10/tools/lib/traceevent/Documentation/ |
| D | libtraceevent-set_flag.txt | 60 /* Print timestamps in nanoseconds */
64 /* print timestamps in nanoseconds */
66 /* print timestamps in microseconds */
69 /* Print timestamps in microseconds */
|
| D | libtraceevent-header_page.txt | 29 The _tep_get_header_timestamp_size()_ function returns the size of timestamps,
41 The _tep_get_header_timestamp_size()_ function returns the size of timestamps,
67 printf("The timestamps size is %d bytes.\n", timesize);
|
| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/timestamp/ |
| D | hte-consumer.yaml | 15 timestamps:
30 timestamp-names: [ timestamps ]
37 timestamps = <&tegra_hte_aon 0x9>, <&tegra_hte_lic 0x19>;
|
| /kernel/linux/linux-5.10/Documentation/ABI/testing/ |
| D | sysfs-ptp | 91 timestamps. To enable external timestamps, write the
93 To disable external timestamps, write the channel
100 This file provides timestamps on external events, in
|
| /kernel/linux/linux-6.6/drivers/net/ethernet/intel/ice/ |
| D | ice_ptp.c | 261 * @on: bool value for whether timestamps are enabled or disabled
294 * @on: bool value for whether timestamps are enabled or disabled
458 * @sts: Optional parameter for holding a pair of system timestamps from
482 * system timestamps in ice_ptp_read_src_clk_reg()
498 * Hardware captures timestamps which contain only 32 bits of nominal
499 * nanoseconds, as opposed to the 64bit timestamps that the stack expects.
565 * The Tx and Rx timestamps are 40 bits wide, including 32 bits of nominal
603 * ice_ptp_is_tx_tracker_up - Check if Tx tracker is ready for new timestamps
620 * ice_ptp_process_tx_tstamp - Process Tx timestamps for a port
623 * Process timestamps captured by the PHY associated with this port. To do
[all …]
|
| D | ice_ptp.h | 36 /* The ice hardware captures Tx hardware timestamps in the PHY. The timestamp
54 * devices. In E810 devices, each port has its own block of timestamps, while in
102 * been captured. This avoids reporting stale timestamps to the stack. This is
114 * @ICE_TX_TSTAMP_WORK_PENDING: More Tx timestamps are pending
126 * @stale: bitmap of len to indicate slots which have stale timestamps
127 * @block: which memory block (quad or port) the timestamps are captured in
132 * window, timestamps are temporarily disabled.
|
| /kernel/linux/linux-6.6/tools/testing/selftests/tty/ |
| D | tty_tstamp_update.c | 78 /* We wrote to the terminal so timestamps should have been updated */ in main()
81 ksft_test_result_fail("tty timestamps not updated\n"); in main()
86 "timestamps of terminal '%s' updated after write to /dev/tty\n", tty); in main()
|
| /kernel/linux/linux-6.6/Documentation/ABI/testing/ |
| D | sysfs-ptp | 111 timestamps. To enable external timestamps, write the
113 To disable external timestamps, write the channel
120 This file provides timestamps on external events, in
|
| /kernel/linux/linux-5.10/include/linux/platform_data/ |
| D | cros_ec_sensorhub.h | 134 * The timestamps reported from the EC have low jitter.
135 * Timestamps also come before every sample. Set either
139 * time to AP time accidentally puts timestamps in
140 * the future. These timestamps are clamped to
|
| /kernel/linux/linux-6.6/drivers/net/dsa/sja1105/ |
| D | sja1105_ptp.h | 11 /* Timestamps are in units of 8 ns clock ticks (equivalent to
72 u64 corrclk4ts; /* use the corrected clock for timestamps */
78 /* Used only on SJA1105 to reconstruct partial timestamps */
81 * 2-step TX timestamps
|
| /kernel/linux/linux-5.10/Documentation/kbuild/ |
| D | reproducible-builds.rst | 16 Timestamps chapter
19 The kernel embeds timestamps in three places:
24 * File timestamps in the embedded initramfs
26 * If enabled via ``CONFIG_IKHEADERS``, file timestamps of kernel
|
| /kernel/linux/linux-6.6/Documentation/kbuild/ |
| D | reproducible-builds.rst | 16 Timestamps chapter
19 The kernel embeds timestamps in three places:
24 * File timestamps in the embedded initramfs
26 * If enabled via ``CONFIG_IKHEADERS``, file timestamps of kernel
|
| /kernel/linux/linux-6.6/include/linux/platform_data/ |
| D | cros_ec_sensorhub.h | 134 * The timestamps reported from the EC have low jitter.
135 * Timestamps also come before every sample. Set either
139 * time to AP time accidentally puts timestamps in
140 * the future. These timestamps are clamped to
|
| /kernel/linux/linux-6.6/block/ |
| D | bfq-wf2q.c | 12 * bfq_gt - compare two timestamps.
104 * entity, then compare timestamps to decide whether in bfq_update_next_in_service()
783 * NOTE: this can be optimized, as the timestamps of upper level entities
871 * (virtual) finish timestamps may happen to become lower and in bfq_update_fin_time_enqueue()
875 * higher timestamps happen to be busy, then the backshifted in bfq_update_fin_time_enqueue()
876 * timestamps of the former queues can become much lower than in bfq_update_fin_time_enqueue()
878 * higher timestamps while the ones with lower timestamps are in bfq_update_fin_time_enqueue()
880 * higher values than the finish timestamps of the idle in bfq_update_fin_time_enqueue()
881 * queues. As a consequence, the finish timestamps of all new in bfq_update_fin_time_enqueue()
883 * those of lucky queues with backshifted timestamps. The in bfq_update_fin_time_enqueue()
[all …]
|
| /kernel/linux/linux-6.6/tools/testing/selftests/bpf/progs/ |
| D | test_time_tai.c | 14 /* Get TAI timestamps */ in time_tai()
18 /* Save TAI timestamps (Note: skb->hwtstamp is read-only) */ in time_tai()
|
| /kernel/linux/linux-5.10/block/ |
| D | bfq-wf2q.c | 12 * bfq_gt - compare two timestamps.
104 * entity, then compare timestamps to decide whether in bfq_update_next_in_service()
820 * NOTE: this can be optimized, as the timestamps of upper level entities
908 * (virtual) finish timestamps may happen to become lower and in bfq_update_fin_time_enqueue()
912 * higher timestamps happen to be busy, then the backshifted in bfq_update_fin_time_enqueue()
913 * timestamps of the former queues can become much lower than in bfq_update_fin_time_enqueue()
915 * higher timestamps while the ones with lower timestamps are in bfq_update_fin_time_enqueue()
917 * higher values than the finish timestamps of the idle in bfq_update_fin_time_enqueue()
918 * queues. As a consequence, the finish timestamps of all new in bfq_update_fin_time_enqueue()
920 * those of lucky queues with backshifted timestamps. The in bfq_update_fin_time_enqueue()
[all …]
|
| /kernel/linux/linux-5.10/drivers/staging/media/meson/vdec/ |
| D | vdec_helpers.c | 246 list_add_tail(&new_ts->list, &sess->timestamps); in amvdec_add_ts()
258 list_for_each_entry(tmp, &sess->timestamps, list) { in amvdec_remove_ts()
328 struct list_head *timestamps = &sess->timestamps; in amvdec_dst_buf_done() local
335 if (list_empty(timestamps)) { in amvdec_dst_buf_done()
344 tmp = list_first_entry(timestamps, struct amvdec_timestamp, list); in amvdec_dst_buf_done()
372 list_for_each_entry_safe(tmp, n, &sess->timestamps, list) { in amvdec_dst_buf_done_offset()
|
| /kernel/linux/linux-6.6/drivers/staging/media/meson/vdec/ |
| D | vdec_helpers.c | 246 list_add_tail(&new_ts->list, &sess->timestamps); in amvdec_add_ts()
258 list_for_each_entry(tmp, &sess->timestamps, list) { in amvdec_remove_ts()
328 struct list_head *timestamps = &sess->timestamps; in amvdec_dst_buf_done() local
335 if (list_empty(timestamps)) { in amvdec_dst_buf_done()
344 tmp = list_first_entry(timestamps, struct amvdec_timestamp, list); in amvdec_dst_buf_done()
372 list_for_each_entry_safe(tmp, n, &sess->timestamps, list) { in amvdec_dst_buf_done_offset()
|
| /kernel/linux/linux-6.6/include/linux/usb/ |
| D | midi-v2.h | 41 …ne USB_MS_MIDI_PROTO_1_0_64_JRTS 0x02 /* MIDI 1.0, UMP up to 64bits, Jitter Reduction Timestamps */
43 … USB_MS_MIDI_PROTO_1_0_128_JRTS 0x04 /* MIDI 1.0, UMP up to 128bits, Jitter Reduction Timestamps */
45 #define USB_MS_MIDI_PROTO_2_0_JRTS 0x12 /* MIDI 2.0, Jitter Reduction Timestamps */
|
| /kernel/linux/linux-5.10/drivers/net/ethernet/intel/i40e/ |
| D | i40e_ptp.c | 226 * timestamps for packets that got dropped or lost.
277 * hangs if we don't care about the timestamps. in i40e_ptp_rx_hang()
304 /* Log a warning if more than 2 timestamps got dropped in the same in i40e_ptp_rx_hang()
308 * the reason packets aren't receiving timestamps. in i40e_ptp_rx_hang()
326 * permanently preventing timestamps of future packets.
568 * disabling PTP Rx timestamps as possible since V1 packets in i40e_ptp_set_timestamp_mode()
639 * timestamps by setting to V1 only mode and clear the UDP in i40e_ptp_set_timestamp_mode()
640 * recognition. This ought to disable all PTP Rx timestamps as V1 in i40e_ptp_set_timestamp_mode()
642 * ignore Rx timestamps via the pf->ptp_rx flag. in i40e_ptp_set_timestamp_mode()
647 /* now enable bits for desired Rx timestamps */ in i40e_ptp_set_timestamp_mode()
[all …]
|