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/linux/Documentation/driver-api/usb/
H A Dbulk-streams.rst1 USB bulk streams
7 Bulk endpoint streams were added in the USB 3.0 specification. Streams allow a
11 Streams are defined in sections 4.4.6.4 and 8.12.1.4 of the Universal Serial Bus
13 Protocol, which uses streams to queue multiple SCSI commands, can be found on
24 device can refuse that transfer. Devices can switch between streams at any
44 streams, or the xHCI driver ran out of memory), or the number of streams the
53 streams.
64 usb_alloc_streams() returns with a value of N, you may use streams 1 though N.
66 endpoint does not support streams, an error will be returned.
75 If a driver wishes to stop using streams to communicate with the device, it
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/linux/tools/testing/selftests/net/forwarding/
H A Dsch_ets_tests.sh5 # collect_stats($streams...) -- A function to get stats for individual streams
80 local -a streams=("$@")
82 local low_stream=${streams[0]}
89 echo "Testing $(qdisc_describe), streams ${streams[@]}"
91 for stream in ${streams[@]}; do
98 t0=($(collect_stats "${streams[@]}"))
102 t1=($(collect_stats "${streams[@]}"))
103 d=($(for ((i = 0; i < ${#streams[@]}; i++)); do
108 for ((i = 0; i < ${#streams[@]}; i++)); do
109 local stream=${streams[$i]}
/linux/crypto/
H A Dacompress.c357 struct crypto_acomp_stream __percpu *streams = s->streams; in acomp_stream_workfn() local
364 ps = per_cpu_ptr(streams, cpu); in acomp_stream_workfn()
382 struct crypto_acomp_stream __percpu *streams = s->streams; in crypto_acomp_free_streams() local
386 s->streams = NULL; in crypto_acomp_free_streams()
387 if (!streams) in crypto_acomp_free_streams()
394 struct crypto_acomp_stream *ps = per_cpu_ptr(streams, i); in crypto_acomp_free_streams()
402 free_percpu(streams); in crypto_acomp_free_streams()
408 struct crypto_acomp_stream __percpu *streams; in crypto_acomp_alloc_streams() local
413 if (s->streams) in crypto_acomp_alloc_streams()
416 streams = alloc_percpu(struct crypto_acomp_stream); in crypto_acomp_alloc_streams()
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/linux/drivers/staging/greybus/
H A Dcamera.c264 * set and the returned number of streams is supported
279 dev_err(&gcam->bundle->dev, "got #streams %u > request %u\n", in gb_camera_configure_streams_validate_response()
519 struct gb_camera_stream_config *streams, in gb_camera_configure_streams() argument
551 cfg->width = cpu_to_le16(streams[i].width); in gb_camera_configure_streams()
552 cfg->height = cpu_to_le16(streams[i].height); in gb_camera_configure_streams()
553 cfg->format = cpu_to_le16(streams[i].format); in gb_camera_configure_streams()
587 streams[i].width = le16_to_cpu(cfg->width); in gb_camera_configure_streams()
588 streams[i].height = le16_to_cpu(cfg->height); in gb_camera_configure_streams()
589 streams[i].format = le16_to_cpu(cfg->format); in gb_camera_configure_streams()
590 streams[i].vc = cfg->virtual_channel; in gb_camera_configure_streams()
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/linux/drivers/soundwire/
H A Dcadence_master.h44 * @num_bd: number of bidirectional streams
45 * @num_in: number of input streams
46 * @num_out: number of output streams
51 * @bd: bidirectional streams
52 * @in: input streams
53 * @out: output streams
71 * @pcm_bd: number of bidirectional PCM streams supported
72 * @pcm_in: number of input PCM streams supported
73 * @pcm_out: number of output PCM streams supported
116 * @pcm: PCM streams
/linux/drivers/media/pci/cx18/
H A Dcx18-fileops.c19 #include "cx18-streams.h"
27 associated VBI and IDX streams are also automatically claimed.
33 struct cx18_stream *s = &cx->streams[type]; in cx18_claim_stream()
68 * For all other streams we're done. in cx18_claim_stream()
73 s_assoc = &cx->streams[CX18_ENC_STREAM_TYPE_IDX]; in cx18_claim_stream()
75 s_assoc = &cx->streams[CX18_ENC_STREAM_TYPE_VBI]; in cx18_claim_stream()
88 account associated VBI streams. */
117 * CX18_ENC_STREAM_TYPE_VBI and/or CX18_ENC_STREAM_TYPE_IDX streams. in cx18_release_stream()
119 * For all other streams we're done. in cx18_release_stream()
125 s_assoc = &cx->streams[CX18_ENC_STREAM_TYPE_IDX]; in cx18_release_stream()
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H A Dcx18-streams.c5 * Derived from ivtv-streams.c
18 #include "cx18-streams.h"
236 struct cx18_stream *s = &cx->streams[type]; in cx18_stream_init()
303 struct cx18_stream *s = &cx->streams[type]; in cx18_prep_dev()
311 * For analog capture related streams, if video_dev.v4l2_dev == NULL then the in cx18_prep_dev()
331 /* User explicitly selected 0 buffers for these streams, so don't in cx18_prep_dev()
394 ret = cx18_stream_alloc(&cx->streams[type]); in cx18_streams_setup()
401 /* One or more streams could not be initialized. Clean 'em all up. */ in cx18_streams_setup()
408 struct cx18_stream *s = &cx->streams[type]; in cx18_reg_dev()
428 struct cx18_stream *s_mpg = &cx->streams[CX18_ENC_STREAM_TYPE_MPG]; in cx18_reg_dev()
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/linux/net/mac80211/
H A Dairtime.c31 #define MCS_DURATION(streams, sgi, bps) \ argument
32 ((u32)MCS_SYMBOL_TIME(sgi, MCS_N_KSYMS((streams) * (bps))))
34 #define MCS_DURATION_S(shift, streams, sgi, bps) \ argument
35 ((u16)((MCS_DURATION(streams, sgi, bps) >> shift)))
52 #define HE_DURATION(streams, gi, bps) \ argument
53 ((u32)HE_SYMBOL_TIME(gi, MCS_N_KSYMS((streams) * (bps))))
55 #define HE_DURATION_S(shift, streams, gi, bps) \ argument
56 (HE_DURATION(streams, gi, bps) >> shift)
63 #define EHT_DURATION(streams, gi, bps) \ argument
64 HE_DURATION(streams, g
65 EHT_DURATION_S(shift,streams,gi,bps) global() argument
511 int bw, streams; ieee80211_get_rate_duration() local
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H A Drc80211_minstrel_ht_debugfs.c80 p += sprintf(p, "%d ", mg->streams); in minstrel_ht_stats_dump()
84 p += sprintf(p, "%d ", mg->streams); in minstrel_ht_stats_dump()
102 p += sprintf(p, " MCS%-2u", (mg->streams - 1) * 8 + j); in minstrel_ht_stats_dump()
104 p += sprintf(p, " MCS%-1u/%1u", j, mg->streams); in minstrel_ht_stats_dump()
225 p += sprintf(p, "%d,", mg->streams); in minstrel_ht_stats_csv_dump()
229 p += sprintf(p, "%d,", mg->streams); in minstrel_ht_stats_csv_dump()
246 p += sprintf(p, ",MCS%-2u,", (mg->streams - 1) * 8 + j); in minstrel_ht_stats_csv_dump()
248 p += sprintf(p, ",MCS%-1u/%1u,", j, mg->streams); in minstrel_ht_stats_csv_dump()
/linux/Documentation/userspace-api/media/v4l/
H A Dpixfmt-v4l2.rst112 by the driver for capture streams and by the application for
113 output streams, see :ref:`colorspaces`. If the application sets the
156 the driver for capture streams and by the application for output
157 streams, see :ref:`colorspaces`. If the application sets the
170 the driver for capture streams and by the application for output
171 streams, see :ref:`colorspaces`. If the application sets the flag
186 the driver for capture streams and by the application for output
187 streams, see :ref:`colorspaces`. If the application sets the flag
199 the driver for capture streams and by the application for output
200 streams, see :ref:`colorspaces`. If the application sets the flag
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/linux/sound/virtio/
H A Dvirtio_chmap.c94 vs = &vpcm->streams[SNDRV_PCM_STREAM_PLAYBACK]; in virtsnd_chmap_parse_cfg()
97 vs = &vpcm->streams[SNDRV_PCM_STREAM_CAPTURE]; in virtsnd_chmap_parse_cfg()
152 for (i = 0; i < ARRAY_SIZE(vpcm->streams); ++i) { in virtsnd_chmap_build_devs()
153 vs = &vpcm->streams[i]; in virtsnd_chmap_build_devs()
180 vs = &vpcm->streams[SNDRV_PCM_STREAM_PLAYBACK]; in virtsnd_chmap_build_devs()
182 vs = &vpcm->streams[SNDRV_PCM_STREAM_CAPTURE]; in virtsnd_chmap_build_devs()
206 for (i = 0; i < ARRAY_SIZE(vpcm->streams); ++i) { in virtsnd_chmap_build_devs()
207 vs = &vpcm->streams[i]; in virtsnd_chmap_build_devs()
H A Dvirtio_pcm.c333 virtio_cread_le(vdev, struct virtio_snd_config, streams, in virtsnd_pcm_parse_cfg()
397 vpcm->streams[vss->direction].nsubstreams++; in virtsnd_pcm_parse_cfg()
422 vpcm->streams[SNDRV_PCM_STREAM_PLAYBACK].nsubstreams; in virtsnd_pcm_build_devs()
424 vpcm->streams[SNDRV_PCM_STREAM_CAPTURE].nsubstreams; in virtsnd_pcm_build_devs()
445 for (i = 0; i < ARRAY_SIZE(vpcm->streams); ++i) { in virtsnd_pcm_build_devs()
446 struct virtio_pcm_stream *stream = &vpcm->streams[i]; in virtsnd_pcm_build_devs()
470 vs = &vpcm->streams[vss->direction]; in virtsnd_pcm_build_devs()
475 for (i = 0; i < ARRAY_SIZE(vpcm->streams); ++i) { in virtsnd_pcm_build_devs()
476 struct virtio_pcm_stream *vs = &vpcm->streams[i]; in virtsnd_pcm_build_devs()
477 struct snd_pcm_str *ks = &vpcm->pcm->streams[ in virtsnd_pcm_build_devs()
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/linux/sound/firewire/dice/
H A Ddice-interface.h88 * register can be changed even while streams are running.
121 * streams that have a valid iso channel set; zero stops all streams. The
122 * streams' parameters must be configured before starting. This register is
225 * and the registers of all streams.
229 * The number of supported capture streams; read-only.
236 * of the following streams are offset by this register's value.
287 * and the registers of all streams.
291 * The number of supported playback streams; read-only.
298 * of the following streams are offset by this register's value.
/linux/drivers/media/test-drivers/vidtv/
H A Dvidtv_channel.h14 * The PMT section for a channel will be assigned its streams.
38 * The PMT section for a channel will be assigned its streams.
46 * @program: A _single_ program with one or more streams associated with it.
48 * @streams: A stream loop used to populate the PMT section for 'program'
59 struct vidtv_psi_table_pmt_stream *streams; member
/linux/drivers/media/pci/ivtv/
H A Divtv-fileops.c19 #include "ivtv-streams.h"
30 associated VBI streams are also automatically claimed.
36 struct ivtv_stream *s = &itv->streams[type]; in ivtv_claim_stream()
68 other streams we're done */ in ivtv_claim_stream()
77 s_vbi = &itv->streams[vbi_type]; in ivtv_claim_stream()
91 account associated VBI streams. */
116 for all other streams we're done */ in ivtv_release_stream()
118 s_vbi = &itv->streams[IVTV_DEC_STREAM_TYPE_VBI]; in ivtv_release_stream()
120 s_vbi = &itv->streams[IVTV_ENC_STREAM_TYPE_VBI]; in ivtv_release_stream()
213 struct ivtv_stream *s_vbi = &itv->streams[IVTV_ENC_STREAM_TYPE_VBI]; in ivtv_get_buffer()
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/linux/Documentation/devicetree/bindings/phy/
H A Dfsl,imx8qm-lvds-phy.yaml15 groups of four data lanes of LVDS data streams. A phase-locked
17 data streams over a fifth LVDS link. Every cycle of the transmit
19 through the two groups of LVDS data streams. Together with the
20 transmit clocks, the two groups of LVDS data streams form two
/linux/Documentation/networking/
H A Dtcp-thin.rst4 Thin-streams and TCP
20 applications, we have seen that they often produce thin streams
23 streams provoke high latencies when using TCP is unfortunate.
27 for thin streams. In short, if the kernel detects a thin stream,
/linux/drivers/usb/storage/
H A Duas-detect.h90 * connected over USB-3 we can look at the number of streams supported, in uas_use_uas_driver()
91 * ASM1051 supports 32 streams, where as early ASM1053 versions support in uas_use_uas_driver()
92 * 16 streams, newer ASM1053-s also support 32 streams, but have a in uas_use_uas_driver()
104 /* No streams info, assume ASM1051 */ in uas_use_uas_driver()
151 "USB controller %s does not support streams, which are required by the UAS driver.\n", in uas_use_uas_driver()
/linux/drivers/gpu/drm/imagination/
H A Dpvr_rogue_fwif_stream.h8 * DOC: Streams
10 * Commands are submitted to the kernel driver in the form of streams.
34 * All parameters and headers in the main and extension streams must be naturally aligned.
36 * If a parameter appears in both the main and extension streams, then the extension parameter is
/linux/include/linux/
H A Dieee80211-eht.h55 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
58 * @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams
59 * supported for reception and the maximum number of spatial streams
61 * @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
62 * supported for reception and the maximum number of spatial streams
64 * @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
65 * supported for reception and the maximum number of spatial streams
67 * @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
68 * supported for reception and the maximum number of spatial streams
89 * streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
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/linux/tools/testing/selftests/drivers/net/lib/py/
H A Dload.py27 def _build_client(self, streams, duration, reverse): argument
29 cmdline = f"iperf3 -c {host} -p {self.port} -P {streams} -t {duration} -J"
46 def start_client(self, background=False, streams=1, duration=10, reverse=False): argument
50 cmdline = self._build_client(streams, duration, reverse)
90 self._iperf_client = self.runner.start_client(background=True, streams=16, duration=86400)
/linux/drivers/net/wireless/broadcom/brcm80211/brcmsmac/
H A Drate.h42 /* phy ctl byte 3, code rate, modulation type, # of streams */
52 #define MCS_TXS_MASK 0xc0 /* num tx streams - 1 bit mask */
53 #define MCS_TXS_SHIFT 6 /* num tx streams - 1 bit shift */
55 /* returns num tx streams - 1 */
102 /* mimo num STC streams per PLCP defn. */
104 /* mimo num STC streams per PLCP defn. */
/linux/sound/hda/core/
H A Dstream.c209 * snd_hdac_stop_streams - stop all streams
222 * snd_hdac_stop_streams_and_chip - stop all streams and chip if running
695 * @streams: bit flags of streams to set up in snd_hdac_stream_timecounter_init()
698 * Initializes the time counter of streams marked by the bit flags (each in snd_hdac_stream_timecounter_init()
704 unsigned int streams, bool start) in snd_hdac_stream_timecounter_init()
716 if ((streams & (1 << s->index))) { in snd_hdac_stream_sync_trigger()
735 * @streams: bit flags of streams to sync
739 unsigned int streams, unsigne
682 snd_hdac_stream_timecounter_init(struct hdac_stream * azx_dev,unsigned int streams,bool start) snd_hdac_stream_timecounter_init() argument
717 snd_hdac_stream_sync_trigger(struct hdac_stream * azx_dev,bool set,unsigned int streams,unsigned int reg) snd_hdac_stream_sync_trigger() argument
743 snd_hdac_stream_sync(struct hdac_stream * azx_dev,bool start,unsigned int streams) snd_hdac_stream_sync() argument
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/linux/drivers/media/pci/intel/ipu6/
H A Dipu6.h150 * In MMU V2, L1 -> 16 streams and 64 blocks, maximum 16 blocks per stream
152 * L2 -> 16 streams and 32 blocks. 2 blocks per streams
178 * called streams. There is maximum 16 streams for both caches. Each of these
221 * available only for the L1 streams.
230 * Currently L1/L2 streams, blocks, AT ZLW configurations etc. are pre-defined
/linux/lib/crc/x86/
H A Dcrc32.h51 * It is worthwhile to divide the data into multiple streams, in crc32c_arch()
53 * crc32c_x86_3way() does this using 3 streams, which is the in crc32c_arch()
63 * different numbers of streams and vector lengths are optimal in crc32c_arch()
84 * throughput very well, it avoids the need to combine streams. Stream in crc32c_arch()

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