/Linux-v5.4/Documentation/sound/designs/ |
D | timestamping.rst | 7 - Trigger_tstamp is the system time snapshot taken when the .trigger 19 The difference (tstamp - trigger_tstamp) defines the elapsed time. 26 The use of these different pointers and time information depends on 30 - ``delay`` reports the time it will take to hear a new sample after all 34 along with a snapshot of system time. Applications can select from 42 of time as measured by different components of audio hardware. In 47 --------------------------------------------------------------> time 51 time time time time time 58 The analog time is taken at the last stage of the playback, as close 61 The link time is taken at the output of the SoC/chipset as the samples [all …]
|
/Linux-v5.4/tools/perf/scripts/python/ |
D | stat-cpi.py | 10 def get_key(time, event, cpu, thread): argument 11 return "%d-%s-%d-%d" % (time, event, cpu, thread) 13 def store_key(time, cpu, thread): argument 14 if (time not in times): 15 times.append(time) 23 def store(time, event, cpu, thread, val, ena, run): argument 24 #print("event %s cpu %d, thread %d, time %d, val %d, ena %d, run %d" % 25 # (event, cpu, thread, time, val, ena, run)) 27 store_key(time, cpu, thread) 28 key = get_key(time, event, cpu, thread) [all …]
|
/Linux-v5.4/drivers/gpu/drm/amd/display/modules/stats/ |
D | stats.c | 85 struct stats_time_cache *time; member 144 core_stats->time = kcalloc(core_stats->entries, in mod_stats_create() 148 if (core_stats->time == NULL) in mod_stats_create() 175 kfree(core_stats->time); in mod_stats_create() 189 kfree(core_stats->time); in mod_stats_destroy() 200 struct stats_time_cache *time = NULL; in mod_stats_dump() local 213 time = core_stats->time; in mod_stats_dump() 240 i == time[time_index].entry_id) { in mod_stats_dump() 245 time[time_index].render_time_in_us, in mod_stats_dump() 246 time[time_index].avg_render_time_in_us_last_ten, in mod_stats_dump() [all …]
|
/Linux-v5.4/include/linux/platform_data/ |
D | gpmc-omap.h | 15 /* bool type time settings */ 35 u32 cs_on; /* Assertion time */ 36 u32 cs_rd_off; /* Read deassertion time */ 37 u32 cs_wr_off; /* Write deassertion time */ 40 u32 adv_on; /* Assertion time */ 41 u32 adv_rd_off; /* Read deassertion time */ 42 u32 adv_wr_off; /* Write deassertion time */ 43 u32 adv_aad_mux_on; /* ADV assertion time for AAD */ 44 u32 adv_aad_mux_rd_off; /* ADV read deassertion time for AAD */ 45 u32 adv_aad_mux_wr_off; /* ADV write deassertion time for AAD */ [all …]
|
/Linux-v5.4/fs/ntfs/ |
D | time.h | 3 * time.h - NTFS time conversion functions. Part of the Linux-NTFS project. 11 #include <linux/time.h> /* For current_kernel_time(). */ 19 * utc2ntfs - convert Linux UTC time to NTFS time 20 * @ts: Linux UTC time to convert to NTFS time 22 * Convert the Linux UTC time @ts to its corresponding NTFS time and return 25 * Linux stores time in a struct timespec64 consisting of a time64_t tv_sec 30 * NTFS uses Microsoft's standard time format which is stored in a s64 and is 38 * converted to 100ns intervals, and then add the NTFS time offset. in utc2ntfs() 45 * get_current_ntfs_time - get the current time in little endian NTFS format 47 * Get the current time from the Linux kernel, convert it to its corresponding [all …]
|
/Linux-v5.4/drivers/rtc/ |
D | rtc-mc146818-lib.c | 25 unsigned int mc146818_get_time(struct rtc_time *time) in mc146818_get_time() argument 42 * Once the read clears, read the RTC time (again via ioctl). Easy. in mc146818_get_time() 54 time->tm_sec = CMOS_READ(RTC_SECONDS); in mc146818_get_time() 55 time->tm_min = CMOS_READ(RTC_MINUTES); in mc146818_get_time() 56 time->tm_hour = CMOS_READ(RTC_HOURS); in mc146818_get_time() 57 time->tm_mday = CMOS_READ(RTC_DAY_OF_MONTH); in mc146818_get_time() 58 time->tm_mon = CMOS_READ(RTC_MONTH); in mc146818_get_time() 59 time->tm_year = CMOS_READ(RTC_YEAR); in mc146818_get_time() 73 time->tm_sec = bcd2bin(time->tm_sec); in mc146818_get_time() 74 time->tm_min = bcd2bin(time->tm_min); in mc146818_get_time() [all …]
|
D | rtc-wm8350.c | 3 * Real Time Clock driver for Wolfson Microelectronics WM8350 13 #include <linux/time.h> 29 * Read current time and date in RTC 38 * Read the time twice and compare. in wm8350_rtc_readtime() 39 * If time1 == time2, then time is valid else retry. in wm8350_rtc_readtime() 83 dev_err(dev, "timed out reading RTC time\n"); in wm8350_rtc_readtime() 88 * Set current time and date in RTC 93 u16 time[4]; in wm8350_rtc_settime() local 97 time[0] = tm->tm_sec; in wm8350_rtc_settime() 98 time[0] |= tm->tm_min << WM8350_RTC_MINS_SHIFT; in wm8350_rtc_settime() [all …]
|
D | rtc-pcf50633.c | 51 u_int8_t time[PCF50633_TI_EXTENT]; member 64 rtc->tm_sec = bcd2bin(pcf->time[PCF50633_TI_SEC]); in pcf2rtc_time() 65 rtc->tm_min = bcd2bin(pcf->time[PCF50633_TI_MIN]); in pcf2rtc_time() 66 rtc->tm_hour = bcd2bin(pcf->time[PCF50633_TI_HOUR]); in pcf2rtc_time() 67 rtc->tm_wday = bcd2bin(pcf->time[PCF50633_TI_WKDAY]); in pcf2rtc_time() 68 rtc->tm_mday = bcd2bin(pcf->time[PCF50633_TI_DAY]); in pcf2rtc_time() 69 rtc->tm_mon = bcd2bin(pcf->time[PCF50633_TI_MONTH]) - 1; in pcf2rtc_time() 70 rtc->tm_year = bcd2bin(pcf->time[PCF50633_TI_YEAR]) + 100; in pcf2rtc_time() 75 pcf->time[PCF50633_TI_SEC] = bin2bcd(rtc->tm_sec); in rtc2pcf_time() 76 pcf->time[PCF50633_TI_MIN] = bin2bcd(rtc->tm_min); in rtc2pcf_time() [all …]
|
D | rtc-spear.c | 66 /* date reg equal to time reg, for debug only */ 195 * spear_rtc_read_time - set the time 197 * @tm: holds date and time 199 * This function read time and date. On success it will return 0 205 unsigned int time, date; in spear_rtc_read_time() local 210 time = readl(config->ioaddr + TIME_REG); in spear_rtc_read_time() 212 tm->tm_sec = (time >> SECOND_SHIFT) & SECOND_MASK; in spear_rtc_read_time() 213 tm->tm_min = (time >> MINUTE_SHIFT) & MIN_MASK; in spear_rtc_read_time() 214 tm->tm_hour = (time >> HOUR_SHIFT) & HOUR_MASK; in spear_rtc_read_time() 224 * spear_rtc_set_time - set the time [all …]
|
D | rtc-dm355evm.c | 35 union evm_time time; in dm355evm_rtc_read_time() local 48 if (tries && time.bytes[0] == status) in dm355evm_rtc_read_time() 50 time.bytes[0] = status; in dm355evm_rtc_read_time() 55 if (tries && time.bytes[1] == status) in dm355evm_rtc_read_time() 57 time.bytes[1] = status; in dm355evm_rtc_read_time() 62 if (tries && time.bytes[2] == status) in dm355evm_rtc_read_time() 64 time.bytes[2] = status; in dm355evm_rtc_read_time() 69 if (tries && time.bytes[3] == status) in dm355evm_rtc_read_time() 71 time.bytes[3] = status; in dm355evm_rtc_read_time() 75 dev_dbg(dev, "read timestamp %08x\n", time.value); in dm355evm_rtc_read_time() [all …]
|
D | rtc-rk808.c | 22 /* RK808 has a shadowed register for saving a "frozen" RTC time. 23 * When user setting "GET_TIME" to 1, the time will save in this shadowed 24 * register. If set "READSEL" to 1, user read rtc time register, actually 25 * get the time of that moment. If we need the real time, clr this bit. 77 time64_t time = rtc_tm_to_time64(tm); in rockchip_to_gregorian() local 78 rtc_time64_to_tm(time + nov2dec_transitions(tm) * 86400, tm); in rockchip_to_gregorian() 84 time64_t time = rtc_tm_to_time64(tm); in gregorian_to_rockchip() local 85 rtc_time64_to_tm(time - extra_days * 86400, tm); in gregorian_to_rockchip() 92 rtc_time64_to_tm(time - (extra_days - 1) * 86400, tm); in gregorian_to_rockchip() 96 /* Read current time and date in RTC */ [all …]
|
D | rtc-cros-ec.c | 50 command == EC_CMD_RTC_GET_VALUE ? "time" : "alarm", in cros_ec_rtc_get() 55 *response = msg.data.time; in cros_ec_rtc_get() 72 msg.data.time = param; in cros_ec_rtc_set() 77 command == EC_CMD_RTC_SET_VALUE ? "time" : "alarm", in cros_ec_rtc_set() 85 /* Read the current time from the EC. */ 91 u32 time; in cros_ec_rtc_read_time() local 93 ret = cros_ec_rtc_get(cros_ec, EC_CMD_RTC_GET_VALUE, &time); in cros_ec_rtc_read_time() 95 dev_err(dev, "error getting time: %d\n", ret); in cros_ec_rtc_read_time() 99 rtc_time64_to_tm(time, tm); in cros_ec_rtc_read_time() 104 /* Set the current EC time. */ [all …]
|
/Linux-v5.4/scripts/ |
D | show_delta | 5 # time data, and format with time deltas. 19 have time data prefixed because the CONFIG_PRINTK_TIME option is set, or 20 the kernel command line option "time" is specified. When run with no 21 options, the time information is converted to show the time delta between 23 are relative to a single (base) point in time. 27 -b <base> Specify a base for time references. 31 line) is used as the time reference. 50 time = string.atof(time_str) 52 #print "time=", time 53 return (time, rest) [all …]
|
/Linux-v5.4/sound/core/seq/ |
D | seq_prioq.c | 7 #include <linux/time.h> 91 return (snd_seq_compare_tick_time(&a->time.tick, &b->time.tick)); in compare_timestamp() 93 /* compare real time */ in compare_timestamp() 94 return (snd_seq_compare_real_time(&a->time.time, &b->time.time)); in compare_timestamp() 108 if (a->time.tick > b->time.tick) in compare_timestamp_rel() 110 else if (a->time.tick == b->time.tick) in compare_timestamp_rel() 115 /* compare real time */ in compare_timestamp_rel() 116 if (a->time.time.tv_sec > b->time.time.tv_sec) in compare_timestamp_rel() 118 else if (a->time.time.tv_sec == b->time.time.tv_sec) { in compare_timestamp_rel() 119 if (a->time.time.tv_nsec > b->time.time.tv_nsec) in compare_timestamp_rel() [all …]
|
/Linux-v5.4/Documentation/devicetree/bindings/rtc/ |
D | trivial-rtc.yaml | 23 # AB-RTCMC-32.768kHz-B5ZE-S3: Real Time Clock/Calendar Module with I2C Interface 25 # AB-RTCMC-32.768kHz-EOZ9: Real Time Clock/Calendar Module with I2C Interface 29 # Dallas DS1672 Real-time Clock 33 # I2C-BUS INTERFACE REAL TIME CLOCK MODULE 35 # I2C-BUS INTERFACE REAL TIME CLOCK MODULE with Battery Backed RAM 37 # I2C-BUS INTERFACE REAL TIME CLOCK MODULE 43 # Intersil ISL12022 Real-time Clock 45 # Real Time Clock Module with I2C-Bus 47 # Real Time Clock Module with I2C-Bus 49 # Real Time Clock [all …]
|
/Linux-v5.4/lib/ |
D | find_bit_benchmark.c | 39 ktime_t time; in test_find_first_bit() local 41 time = ktime_get(); in test_find_first_bit() 46 time = ktime_get() - time; in test_find_first_bit() 47 pr_err("find_first_bit: %18llu ns, %6ld iterations\n", time, cnt); in test_find_first_bit() 55 ktime_t time; in test_find_next_bit() local 57 time = ktime_get(); in test_find_next_bit() 60 time = ktime_get() - time; in test_find_next_bit() 61 pr_err("find_next_bit: %18llu ns, %6ld iterations\n", time, cnt); in test_find_next_bit() 69 ktime_t time; in test_find_next_zero_bit() local 71 time = ktime_get(); in test_find_next_zero_bit() [all …]
|
/Linux-v5.4/drivers/gpu/drm/nouveau/nvkm/core/ |
D | subdev.c | 114 s64 time; in nvkm_subdev_fini() local 117 time = ktime_to_us(ktime_get()); in nvkm_subdev_fini() 130 time = ktime_to_us(ktime_get()) - time; in nvkm_subdev_fini() 131 nvkm_trace(subdev, "%s completed in %lldus\n", action, time); in nvkm_subdev_fini() 138 s64 time; in nvkm_subdev_preinit() local 141 time = ktime_to_us(ktime_get()); in nvkm_subdev_preinit() 151 time = ktime_to_us(ktime_get()) - time; in nvkm_subdev_preinit() 152 nvkm_trace(subdev, "preinit completed in %lldus\n", time); in nvkm_subdev_preinit() 159 s64 time; in nvkm_subdev_init() local 163 time = ktime_to_us(ktime_get()); in nvkm_subdev_init() [all …]
|
/Linux-v5.4/Documentation/fb/ |
D | viafb.modes | 21 # Active Time 25.422 us 15.253 ms 23 # Blank Time 6.356 us 1.430 ms 46 # Active Time 20.317 us 12.800 ms 48 # Blank Time 6.349 us 0.533 ms 67 # Active Time 17.778 us 11.093 ms 69 # Blank Time 5.333 us 0.670 ms 88 # Active Time 14.827 us 9.430 ms 90 # Blank Time 4.819 us 0.570 ms 109 # Active Time 12.212 us 7.767 ms 111 # Blank Time 3.969 us 0.566 ms [all …]
|
/Linux-v5.4/Documentation/scheduler/ |
D | sched-rt-group.rst | 2 Real-Time group scheduling 28 resolution, or the time it takes to handle the budget refresh itself. 33 are real-time processes). 43 the amount of bandwidth (eg. CPU time) being constant. In order to schedule 45 of the CPU time available. Without a minimum guarantee a realtime group can 52 CPU time is divided by means of specifying how much time can be spent running 53 in a given period. We allocate this "run time" for each realtime group which 56 Any time not allocated to a realtime group will be used to run normal priority 57 tasks (SCHED_OTHER). Any allocated run time not used will also be picked up by 63 time dedicated for the graphics. We can then give this group a run time of 0.8 [all …]
|
D | sched-deadline.rst | 12 3. Scheduling Real-Time Tasks 54 "runtime" microseconds of execution time every "period" microseconds, and 57 every time the task wakes up, the scheduler computes a "scheduling deadline" 61 task actually receives "runtime" time units within "deadline" if a proper 70 with the "traditional" real-time task model (see Section 3) can effectively 87 scheduling deadline - current time period 89 then, if the scheduling deadline is smaller than the current time, or 93 scheduling deadline = current time + deadline 99 - When a SCHED_DEADLINE task executes for an amount of time t, its 108 said to be "throttled" (also known as "depleted" in real-time literature) [all …]
|
/Linux-v5.4/kernel/sched/ |
D | cputime.c | 10 * There are no locks covering percpu hardirq/softirq time. 14 * This may result in other CPU reading this CPU's irq time and can 16 * or new value with a side effect of accounting a slice of irq time to wrong 64 * We do not account for softirq time from ksoftirqd here. in irqtime_account_irq() 65 * We want to continue accounting softirq time to ksoftirqd thread in irqtime_account_irq() 67 * that do not consume any time, but still wants to run. in irqtime_account_irq() 113 * Account user CPU time to a process. 114 * @p: the process that the CPU time gets accounted to 115 * @cputime: the CPU time spent in user space since the last update 121 /* Add user time to process. */ in account_user_time() [all …]
|
/Linux-v5.4/drivers/net/wireless/intel/iwlwifi/fw/api/ |
D | time-event.h | 70 /* Time Event types, according to MAC type */ 103 /* Time event - defines for command API v1 */ 106 * @TE_V1_FRAG_NONE: fragmentation of the time event is NOT allowed. 107 * @TE_V1_FRAG_SINGLE: fragmentation of the time event is allowed, but only 109 * @TE_V1_FRAG_DUAL: fragmentation of the time event is allowed, but only 111 * @TE_V1_FRAG_ENDLESS: fragmentation of the time event is allowed, and any 125 /* If a Time Event can be fragmented, this is the max number of fragments */ 127 /* Repeat the time event endlessly (until removed) */ 129 /* If a Time Event has bounded repetitions, this is the maximal value */ 132 /* Time Event dependencies: none, on another TE, or in a specific time */ [all …]
|
/Linux-v5.4/Documentation/devicetree/bindings/memory-controllers/ |
D | omap-gpmc.txt | 58 - gpmc,cs-on-ns: Assertion time 59 - gpmc,cs-rd-off-ns: Read deassertion time 60 - gpmc,cs-wr-off-ns: Write deassertion time 63 - gpmc,adv-on-ns: Assertion time 64 - gpmc,adv-rd-off-ns: Read deassertion time 65 - gpmc,adv-wr-off-ns: Write deassertion time 66 - gpmc,adv-aad-mux-on-ns: Assertion time for AAD 67 - gpmc,adv-aad-mux-rd-off-ns: Read deassertion time for AAD 68 - gpmc,adv-aad-mux-wr-off-ns: Write deassertion time for AAD 71 - gpmc,we-on-ns Assertion time [all …]
|
/Linux-v5.4/tools/testing/selftests/rtc/ |
D | rtctest.c | 3 * Real Time Clock Driver Test Program 14 #include <sys/time.h> 16 #include <time.h> 43 /* Read the RTC time/date */ in TEST_F() 47 TH_LOG("Current RTC date/time is %02d/%02d/%02d %02d:%02d:%02d.", in TEST_F() 136 TH_LOG("Alarm time now set to %02d:%02d:%02d.", in TEST_F() 174 rc = ioctl(self->fd, RTC_RD_TIME, &alarm.time); in TEST_F() 177 secs = timegm((struct tm *)&alarm.time) + ALARM_DELTA; in TEST_F() 178 gmtime_r(&secs, (struct tm *)&alarm.time); in TEST_F() 192 TH_LOG("Alarm time now set to %02d/%02d/%02d %02d:%02d:%02d.", in TEST_F() [all …]
|
/Linux-v5.4/drivers/net/wireless/intel/iwlwifi/mvm/ |
D | time-event.h | 69 * DOC: Time Events - what is it? 71 * Time Events are a fw feature that allows the driver to control the presence 73 * concurrently, the fw may choose to jump to another channel at any time. 74 * In order to make sure that the fw is on a specific channel at a certain time 75 * and for a certain duration, the driver needs to issue a time event. 77 * The simplest example is for BSS association. The driver issues a time event, 87 * time and for a certain duration, it sends a Time Event. The flow against the 97 * What is the start time of the event? 98 * Is there an end-time for the event? 108 * In order to simplify the use of time events to the rest of the driver, [all …]
|