| /Linux-v5.4/tools/testing/selftests/seccomp/ |
| D | seccomp_benchmark.c | 19 unsigned long long timing(clockid_t clk_id, unsigned long long samples) in timing() argument
27 for (i = 0; i < samples; i++) { in timing()
52 unsigned long long samples = 1 << i; in calibrate() local
55 if (timing(CLOCK_REALTIME, samples) / 1000000000ULL > 5) in calibrate()
56 return samples; in calibrate()
70 unsigned long long samples; in main() local
74 samples = strtoull(argv[1], NULL, 0); in main()
76 samples = calibrate(); in main()
78 printf("Benchmarking %llu samples...\n", samples); in main()
80 native = timing(CLOCK_PROCESS_CPUTIME_ID, samples) / samples; in main()
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| /Linux-v5.4/drivers/media/pci/cx88/ |
| D | cx88-dsp.c | 139 int samples = 5; in noise_magnitude() local
147 freq_step = (freq_end - freq_start) / (samples - 1); in noise_magnitude()
149 for (i = 0; i < samples; i++) { in noise_magnitude()
154 return (u32)int_sqrt(sum / samples); in noise_magnitude()
240 s16 *samples; in read_rds_samples() local
255 samples = kmalloc_array(sample_count, sizeof(*samples), GFP_KERNEL); in read_rds_samples()
256 if (!samples) in read_rds_samples()
263 samples[i] = cx_read(srch->fifo_start + offset); in read_rds_samples()
267 dprintk(2, "RDS samples dump: %*ph\n", sample_count, samples); in read_rds_samples()
269 return samples; in read_rds_samples()
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| /Linux-v5.4/Documentation/sound/cards/ |
| D | sb-live-mixer.rst | 64 This control is used to attenuate samples for left and right PCM FX-bus
65 accumulators. ALSA uses accumulators 0 and 1 for left and right PCM samples.
66 The result samples are forwarded to the front DAC PCM slots of the AC97 codec.
70 This control is used to attenuate samples for left and right PCM FX-bus
71 accumulators. ALSA uses accumulators 0 and 1 for left and right PCM samples.
72 The result samples are forwarded to the rear I2S DACs. These DACs operates
77 This control is used to attenuate samples for left and right PCM FX-bus
78 accumulators. ALSA uses accumulators 0 and 1 for left and right PCM samples.
84 This control is used to attenuate samples for left and right PCM FX-bus
91 These controls are used to attenuate samples for left and right PCM FX-bus
[all …]
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| D | audigy-mixer.rst | 49 This control is used to attenuate samples for left and right front PCM FX-bus
51 samples for 5.1 playback. The result samples are forwarded to the front DAC PCM
56 This control is used to attenuate samples for left and right surround PCM FX-bus
58 samples for 5.1 playback. The result samples are forwarded to the surround DAC PCM
63 This control is used to attenuate samples for center PCM FX-bus accumulator.
75 This control is used to attenuate samples for left and right PCM FX-bus
76 accumulators. ALSA uses accumulators 0 and 1 for left and right PCM samples for
77 stereo playback. The result samples are forwarded to the front DAC PCM slots
82 This control is used to attenuate samples for left and right PCM FX-bus
89 This control is used to attenuate samples for left and right MIDI FX-bus
[all …]
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| /Linux-v5.4/kernel/time/ |
| D | posix-cpu-timers.c | 217 static inline void store_samples(u64 *samples, u64 stime, u64 utime, u64 rtime) in store_samples() argument
219 samples[CPUCLOCK_PROF] = stime + utime; in store_samples()
220 samples[CPUCLOCK_VIRT] = utime; in store_samples()
221 samples[CPUCLOCK_SCHED] = rtime; in store_samples()
224 static void task_sample_cputime(struct task_struct *p, u64 *samples) in task_sample_cputime() argument
229 store_samples(samples, stime, utime, p->se.sum_exec_runtime); in task_sample_cputime()
233 u64 *samples) in proc_sample_cputime_atomic() argument
240 store_samples(samples, stime, utime, rtime); in proc_sample_cputime_atomic()
277 void thread_group_sample_cputime(struct task_struct *tsk, u64 *samples) in thread_group_sample_cputime() argument
284 proc_sample_cputime_atomic(&cputimer->cputime_atomic, samples); in thread_group_sample_cputime()
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| /Linux-v5.4/arch/powerpc/oprofile/cell/ |
| D | spu_profiler.c | 20 static u32 *samples; variable
96 samples[spu * TRACE_ARRAY_SIZE + entry] in spu_pc_extract()
98 samples[(spu + SPUS_PER_TB_ENTRY) * TRACE_ARRAY_SIZE + entry] in spu_pc_extract()
168 samples + (k * TRACE_ARRAY_SIZE), in profile_spus()
209 samples = kcalloc(SPUS_PER_NODE * TRACE_ARRAY_SIZE, sizeof(u32), in start_spu_profiling_cycles()
212 if (!samples) in start_spu_profiling_cycles()
241 kfree(samples); in stop_spu_profiling_cycles()
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| /Linux-v5.4/tools/testing/selftests/timers/ |
| D | freq-step.c | 111 static void regress(struct sample *samples, int n, double *intercept, in regress() argument
120 x = samples[i].time; in regress()
121 y = samples[i].offset; in regress()
135 x = samples[i].time; in regress()
136 y = samples[i].offset; in regress()
148 struct sample samples[SAMPLES]; in run_test() local
169 get_sample(&samples[i]); in run_test()
173 regress(samples, SAMPLES, &intercept, &slope, &stddev1, &max1); in run_test()
180 regress(samples, SAMPLES / 2, &intercept, &slope, &stddev1, &max1); in run_test()
184 regress(samples + SAMPLES / 2, SAMPLES / 2, &intercept, &slope, in run_test()
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| /Linux-v5.4/arch/x86/kernel/cpu/ |
| D | aperfmperf.c | 27 static DEFINE_PER_CPU(struct aperfmperf_sample, samples);
43 struct aperfmperf_sample *s = this_cpu_ptr(&samples); in aperfmperf_snapshot_khz()
69 s64 time_delta = ktime_ms_delta(now, per_cpu(samples.time, cpu)); in aperfmperf_snapshot_cpu()
93 return per_cpu(samples.khz, cpu); in aperfmperf_get_khz()
131 return per_cpu(samples.khz, cpu); in arch_freq_get_on_cpu()
136 return per_cpu(samples.khz, cpu); in arch_freq_get_on_cpu()
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| /Linux-v5.4/include/trace/events/ |
| D | kyber.h | 18 unsigned int denominator, unsigned int samples),
20 TP_ARGS(q, domain, type, percentile, numerator, denominator, samples),
29 __field( unsigned int, samples )
39 __entry->samples = samples;
45 __entry->denominator, __entry->samples)
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| /Linux-v5.4/Documentation/devicetree/bindings/input/touchscreen/ |
| D | brcm,iproc-touchscreen.txt | 39 - average_data: Number of data samples which are averaged before a final
43 1 = 2 samples
44 2 = 4 samples
45 3 = 8 samples
46 4 = 16 samples
47 5 = 32 samples
48 6 = 64 samples
49 7 = 128 samples
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| D | imx6ul_tsc.txt | 20 - touchscreen-average-samples: Number of data samples which are averaged for
37 touchscreen-average-samples = <32>;
|
| /Linux-v5.4/drivers/gpu/drm/amd/display/dc/dce/ |
| D | dce_audio.c | 137 uint32_t samples; in check_audio_bandwidth_hdmi() local
181 samples = h_blank * 10; in check_audio_bandwidth_hdmi()
185 samples /= 32; in check_audio_bandwidth_hdmi()
186 samples *= crtc_info->v_active; in check_audio_bandwidth_hdmi()
188 samples *= crtc_info->refresh_rate; in check_audio_bandwidth_hdmi()
190 samples /= 10; in check_audio_bandwidth_hdmi()
201 samples *= 4; in check_audio_bandwidth_hdmi()
204 samples *= 5; in check_audio_bandwidth_hdmi()
207 samples *= 6; in check_audio_bandwidth_hdmi()
210 samples *= 4; in check_audio_bandwidth_hdmi()
[all …]
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| /Linux-v5.4/sound/core/ |
| D | pcm_misc.c | 380 ssize_t snd_pcm_format_size(snd_pcm_format_t format, size_t samples) in snd_pcm_format_size() argument
385 return samples * phys_width / 8; in snd_pcm_format_size()
415 int snd_pcm_format_set_silence(snd_pcm_format_t format, void *data, unsigned int samples) in snd_pcm_format_set_silence() argument
422 if (samples == 0) in snd_pcm_format_set_silence()
430 unsigned int bytes = samples * width / 8; in snd_pcm_format_set_silence()
438 while (samples--) { in snd_pcm_format_set_silence()
446 while (samples--) { in snd_pcm_format_set_silence()
452 while (samples--) { in snd_pcm_format_set_silence()
458 while (samples--) { in snd_pcm_format_set_silence()
464 while (samples--) { in snd_pcm_format_set_silence()
|
| /Linux-v5.4/Documentation/devicetree/bindings/input/ |
| D | microchip,qt1050.txt | 38 - microchip,average-samples:
39 Number of data samples which are averaged for each read.
42 The scaling factor which is used to scale the average-samples.
60 microchip,average-samples = <64>;
68 microchip,average-samples = <64>;
75 microchip,average-samples = <256>;
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| /Linux-v5.4/drivers/staging/uwb/ |
| D | uwb.h | 754 atomic_t samples; member
760 atomic_set(&stats->samples, 0); in stats_init()
769 unsigned samples = atomic_read(&stats->samples); in stats_add_sample() local
770 if (samples == 0) { /* it was zero before, so we initialize */ in stats_add_sample()
789 if (atomic_add_return(1, &stats->samples) > 255) { in stats_add_sample()
792 atomic_set(&stats->samples, 1); in stats_add_sample()
799 int samples = atomic_read(&stats->samples); in stats_show() local
800 if (samples == 0) in stats_show()
805 avg = stats->sigma / samples; in stats_show()
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| /Linux-v5.4/tools/perf/Documentation/ |
| D | perf-annotate.txt | 47 --show-nr-samples::
48 Show the number of samples for each symbol
87 samples, TAB/UNTAB cycles through the lines with more samples.
92 --cpu=<cpu>:: Only report samples for the list of CPUs provided. Multiple CPUs can
94 CPUs are specified with -: 0-2. Default is to report samples on all
128 on - the samples period or the number of samples (hits).
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| D | perf-diff.txt | 23 If no parameters are passed the samples will be sorted by dso and symbol.
123 Analyze samples within given time window. It supports time
145 It also supports analyzing samples within a given time window
169 --cpu:: Only diff samples for the list of CPUs provided. Multiple CPUs can
171 CPUs are specified with -: 0-2. Default is to report samples on all
175 Only diff samples for given process ID (comma separated list).
178 Only diff samples for given thread ID (comma separated list).
183 file is iterated for samples. All other perf.data files specified on
187 All samples from non-baseline perf.data files, that do not match any
191 Example files samples:
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| /Linux-v5.4/samples/bpf/ |
| D | README.rst | 32 For building the BPF samples, issue the below command from the kernel
35 make samples/bpf/
66 make samples/bpf/ LLC=~/git/llvm/build/bin/llc CLANG=~/git/llvm/build/bin/clang
68 Cross compiling samples
72 samples for the cross target.
76 make samples/bpf/ LLC=~/git/llvm/build/bin/llc CLANG=~/git/llvm/build/bin/clang
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| /Linux-v5.4/drivers/input/touchscreen/ |
| D | fsl-imx25-tcq.c | 238 unsigned int samples) in mx25_tcq_create_event_for_4wire() argument
246 for (i = 0; i < samples; i++) { in mx25_tcq_create_event_for_4wire()
270 if (samples != 0) { in mx25_tcq_create_event_for_4wire()
312 unsigned int samples; in mx25_tcq_irq_thread() local
322 samples = MX25_ADCQ_SR_FDN(stats); in mx25_tcq_irq_thread()
323 samples -= samples % priv->sample_count; in mx25_tcq_irq_thread()
325 if (!samples) in mx25_tcq_irq_thread()
328 for (i = 0; i != samples; ++i) in mx25_tcq_irq_thread()
331 mx25_tcq_create_event_for_4wire(priv, sample_buf, samples); in mx25_tcq_irq_thread()
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| /Linux-v5.4/Documentation/media/v4l-drivers/ |
| D | max2175.rst | 53 samples/sec with a 10.24 MHz sck.
56 samples/sec with a 32.768 MHz sck.
61 samples/sec with a 14.88375 MHz sck.
64 samples/sec with a 7.441875 MHz sck.
|
| /Linux-v5.4/tools/perf/util/ |
| D | top.c | 32 if (top->samples) { in perf_top__header_snprintf()
33 samples_per_sec = top->samples / top->delay_secs; in perf_top__header_snprintf()
35 esamples_percent = (100.0 * top->exact_samples) / top->samples; in perf_top__header_snprintf()
115 top->samples = top->us_samples = top->kernel_samples = in perf_top__reset_sample_counters()
|
| /Linux-v5.4/Documentation/hwmon/ |
| D | ina3221.rst | 44 samples Number of samples using in the averaging mode.
46 Supports the list of number of samples:
55 * S: number of samples
|
| /Linux-v5.4/Documentation/ABI/stable/ |
| D | sysfs-fs-orangefs | 32 perf_history_size, samples. The default is
36 samples are reset.
39 of samples is reset, and the samples from the
|
| /Linux-v5.4/drivers/media/common/siano/ |
| D | smsir.c | 26 const s32 *samples = (const void *)buf; in sms_ir_event() local
30 .duration = abs(samples[i]) * 1000, /* Convert to ns */ in sms_ir_event()
31 .pulse = (samples[i] > 0) ? false : true in sms_ir_event()
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| /Linux-v5.4/drivers/input/keyboard/ |
| D | qt1050.c | 109 u32 samples; member
327 (button->samples << 4) | (button->scale)); in qt1050_apply_fw_data()
390 &button.samples)) { in qt1050_parse_fw()
391 button.samples = 0; in qt1050_parse_fw()
393 if (is_power_of_2(button.samples)) in qt1050_parse_fw()
394 button.samples = ilog2(button.samples); in qt1050_parse_fw()
396 button.samples = 0; in qt1050_parse_fw()
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