| /linux-6.12.1/drivers/media/usb/dvb-usb-v2/ |
| D | usb_urb.c | 16 int usb_urb_reconfig(struct usb_data_stream *stream,
21 struct usb_data_stream *stream = urb->context; in usb_urb_complete() local
26 dev_dbg_ratelimited(&stream->udev->dev, in usb_urb_complete()
42 dev_dbg_ratelimited(&stream->udev->dev, in usb_urb_complete()
53 dev_dbg(&stream->udev->dev, in usb_urb_complete()
58 stream->complete(stream, in usb_urb_complete()
68 stream->complete(stream, b, urb->actual_length); in usb_urb_complete()
71 dev_err(&stream->udev->dev, in usb_urb_complete()
79 int usb_urb_killv2(struct usb_data_stream *stream) in usb_urb_killv2() argument
82 for (i = 0; i < stream->urbs_submitted; i++) { in usb_urb_killv2()
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| /linux-6.12.1/drivers/media/usb/dvb-usb/ |
| D | usb-urb.c | 17 struct usb_data_stream *stream = urb->context; in usb_urb_complete() local
48 … stream->complete(stream, b + urb->iso_frame_desc[i].offset, urb->iso_frame_desc[i].actual_length); in usb_urb_complete()
57 stream->complete(stream, b, urb->actual_length); in usb_urb_complete()
66 int usb_urb_kill(struct usb_data_stream *stream) in usb_urb_kill() argument
69 for (i = 0; i < stream->urbs_submitted; i++) { in usb_urb_kill()
73 usb_kill_urb(stream->urb_list[i]); in usb_urb_kill()
75 stream->urbs_submitted = 0; in usb_urb_kill()
79 int usb_urb_submit(struct usb_data_stream *stream) in usb_urb_submit() argument
82 for (i = 0; i < stream->urbs_initialized; i++) { in usb_urb_submit()
84 if ((ret = usb_submit_urb(stream->urb_list[i],GFP_ATOMIC))) { in usb_urb_submit()
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| /linux-6.12.1/drivers/gpu/drm/amd/display/dc/core/ |
| D | dc_stream.c | 46 void update_stream_signal(struct dc_stream_state *stream, struct dc_sink *sink) in update_stream_signal() argument
49 stream->signal = stream->link->connector_signal; in update_stream_signal()
51 stream->signal = sink->sink_signal; in update_stream_signal()
53 if (dc_is_dvi_signal(stream->signal)) { in update_stream_signal()
54 if (stream->ctx->dc->caps.dual_link_dvi && in update_stream_signal()
55 (stream->timing.pix_clk_100hz / 10) > TMDS_MAX_PIXEL_CLOCK && in update_stream_signal()
57 stream->signal = SIGNAL_TYPE_DVI_DUAL_LINK; in update_stream_signal()
59 stream->signal = SIGNAL_TYPE_DVI_SINGLE_LINK; in update_stream_signal()
63 bool dc_stream_construct(struct dc_stream_state *stream, in dc_stream_construct() argument
68 stream->sink = dc_sink_data; in dc_stream_construct()
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| /linux-6.12.1/sound/core/ |
| D | compress_offload.c | 52 struct snd_compr_stream stream; member
58 * a note on stream states used:
60 * SNDRV_PCM_STATE_OPEN: When stream has been opened.
61 * SNDRV_PCM_STATE_SETUP: When stream has been initialized. This is done by
64 * SNDRV_PCM_STATE_PREPARED: When a stream has been written to (for
65 * playback only). User after setting up stream writes the data buffer
66 * before starting the stream.
67 * SNDRV_PCM_STATE_RUNNING: When stream has been started and is
69 * SNDRV_PCM_STATE_DRAINING: When stream is draining current data. This is done
71 * SNDRV_PCM_STATE_PAUSED: When stream is paused. This is done by calling
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| /linux-6.12.1/sound/soc/au1x/ |
| D | dma.c | 42 struct audio_stream stream[2]; /* playback & capture */ member
45 static void au1000_release_dma_link(struct audio_stream *stream) in au1000_release_dma_link() argument
50 stream->period_size = 0; in au1000_release_dma_link()
51 stream->periods = 0; in au1000_release_dma_link()
52 pointer = stream->buffer; in au1000_release_dma_link()
59 } while (pointer != stream->buffer); in au1000_release_dma_link()
60 stream->buffer = NULL; in au1000_release_dma_link()
63 static int au1000_setup_dma_link(struct audio_stream *stream, in au1000_setup_dma_link() argument
67 struct snd_pcm_substream *substream = stream->substream; in au1000_setup_dma_link()
75 if (stream->period_size == period_bytes && in au1000_setup_dma_link()
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| /linux-6.12.1/fs/squashfs/ |
| D | decompressor_multi.c | 47 void *stream; member
53 struct squashfs_stream *stream) in put_decomp_stream() argument
55 mutex_lock(&stream->mutex); in put_decomp_stream()
56 list_add(&decomp_strm->list, &stream->strm_list); in put_decomp_stream()
57 mutex_unlock(&stream->mutex); in put_decomp_stream()
58 wake_up(&stream->wait); in put_decomp_stream()
64 struct squashfs_stream *stream; in squashfs_decompressor_create() local
68 stream = kzalloc(sizeof(*stream), GFP_KERNEL); in squashfs_decompressor_create()
69 if (!stream) in squashfs_decompressor_create()
72 stream->comp_opts = comp_opts; in squashfs_decompressor_create()
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| D | decompressor_single.c | 23 void *stream; member
30 struct squashfs_stream *stream; in squashfs_decompressor_create() local
33 stream = kmalloc(sizeof(*stream), GFP_KERNEL); in squashfs_decompressor_create()
34 if (stream == NULL) in squashfs_decompressor_create()
37 stream->stream = msblk->decompressor->init(msblk, comp_opts); in squashfs_decompressor_create()
38 if (IS_ERR(stream->stream)) { in squashfs_decompressor_create()
39 err = PTR_ERR(stream->stream); in squashfs_decompressor_create()
44 mutex_init(&stream->mutex); in squashfs_decompressor_create()
45 return stream; in squashfs_decompressor_create()
48 kfree(stream); in squashfs_decompressor_create()
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| /linux-6.12.1/lib/kunit/ |
| D | string-stream.c | 3 * C++ stream style string builder used in KUnit for building messages.
14 #include "string-stream.h"
41 int string_stream_vadd(struct string_stream *stream, in string_stream_vadd() argument
61 if (stream->append_newlines) in string_stream_vadd()
67 frag_container = alloc_string_stream_fragment(buf_len, stream->gfp); in string_stream_vadd()
71 if (stream->append_newlines) { in string_stream_vadd()
82 spin_lock(&stream->lock); in string_stream_vadd()
83 stream->length += result_len; in string_stream_vadd()
84 list_add_tail(&frag_container->node, &stream->fragments); in string_stream_vadd()
85 spin_unlock(&stream->lock); in string_stream_vadd()
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| D | string-stream-test.c | 15 #include "string-stream.h"
30 static char *get_concatenated_string(struct kunit *test, struct string_stream *stream) in get_concatenated_string() argument
32 char *str = string_stream_get_string(stream); in get_concatenated_string()
43 struct string_stream *stream; in string_stream_managed_init_test() local
46 stream = kunit_alloc_string_stream(test, GFP_KERNEL); in string_stream_managed_init_test()
47 KUNIT_ASSERT_NOT_ERR_OR_NULL(test, stream); in string_stream_managed_init_test()
49 KUNIT_EXPECT_EQ(test, stream->length, 0); in string_stream_managed_init_test()
50 KUNIT_EXPECT_TRUE(test, list_empty(&stream->fragments)); in string_stream_managed_init_test()
51 KUNIT_EXPECT_TRUE(test, (stream->gfp == GFP_KERNEL)); in string_stream_managed_init_test()
52 KUNIT_EXPECT_FALSE(test, stream->append_newlines); in string_stream_managed_init_test()
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| D | assert_test.c | 7 #include "string-stream.h"
40 /* this function is used to get a "char *" string from the string stream and defer its cleanup */
41 static char *get_str_from_stream(struct kunit *test, struct string_stream *stream) in get_str_from_stream() argument
43 char *str = string_stream_get_string(stream); in get_str_from_stream()
53 struct string_stream *stream; in kunit_test_assert_prologue() local
60 stream = kunit_alloc_string_stream(test, GFP_KERNEL); in kunit_test_assert_prologue()
61 KUNIT_ASSERT_NOT_ERR_OR_NULL(test, stream); in kunit_test_assert_prologue()
64 kunit_assert_prologue(&location, KUNIT_EXPECTATION, stream); in kunit_test_assert_prologue()
65 str = get_str_from_stream(test, stream); in kunit_test_assert_prologue()
71 string_stream_clear(stream); in kunit_test_assert_prologue()
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| /linux-6.12.1/drivers/gpu/drm/xe/ |
| D | xe_oa.c | 117 static u32 xe_oa_circ_diff(struct xe_oa_stream *stream, u32 tail, u32 head) in xe_oa_circ_diff() argument
120 tail + stream->oa_buffer.circ_size - head; in xe_oa_circ_diff()
123 static u32 xe_oa_circ_incr(struct xe_oa_stream *stream, u32 ptr, u32 n) in xe_oa_circ_incr() argument
125 return ptr + n >= stream->oa_buffer.circ_size ? in xe_oa_circ_incr()
126 ptr + n - stream->oa_buffer.circ_size : ptr + n; in xe_oa_circ_incr()
172 static const struct xe_oa_regs *__oa_regs(struct xe_oa_stream *stream) in __oa_regs() argument
174 return &stream->hwe->oa_unit->regs; in __oa_regs()
177 static u32 xe_oa_hw_tail_read(struct xe_oa_stream *stream) in xe_oa_hw_tail_read() argument
179 return xe_mmio_read32(stream->gt, __oa_regs(stream)->oa_tail_ptr) & in xe_oa_hw_tail_read()
186 static u64 oa_report_id(struct xe_oa_stream *stream, void *report) in oa_report_id() argument
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| /linux-6.12.1/drivers/staging/media/atomisp/pci/ |
| D | ia_css_stream_public.h | 40 IA_CSS_INPUT_MODE_PRBS, /** data from pseudo-random bit stream */
53 stream */
68 enum atomisp_input_format format; /** Format of input stream. This data
83 enum atomisp_input_format format; /** Format of input stream. This data
89 /* Input stream description. This describes how input will flow into the
144 /* Stream info, this struct describes properties of a stream after it has been
152 /* @brief Load default stream configuration
153 * @param[in,out] stream_config The stream configuration.
156 * This function will reset the stream configuration to the default state:
169 /* @brief Creates a stream
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| /linux-6.12.1/drivers/media/usb/uvc/ |
| D | uvc_video.c | 137 static void uvc_fixup_video_ctrl(struct uvc_streaming *stream, in uvc_fixup_video_ctrl() argument
156 if (usb_match_one_id(stream->dev->intf, &elgato_cam_link_4k) && in uvc_fixup_video_ctrl()
160 uvc_dbg(stream->dev, VIDEO, in uvc_fixup_video_ctrl()
168 for (i = 0; i < stream->nformats; ++i) { in uvc_fixup_video_ctrl()
169 if (stream->formats[i].index == ctrl->bFormatIndex) { in uvc_fixup_video_ctrl()
170 format = &stream->formats[i]; in uvc_fixup_video_ctrl()
190 stream->dev->uvc_version < 0x0110)) in uvc_fixup_video_ctrl()
204 stream->dev->quirks & UVC_QUIRK_FIX_BANDWIDTH && in uvc_fixup_video_ctrl()
205 stream->intf->num_altsetting > 1) { in uvc_fixup_video_ctrl()
223 if (stream->dev->udev->speed >= USB_SPEED_HIGH) in uvc_fixup_video_ctrl()
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| D | uvc_v4l2.c | 211 static int uvc_v4l2_try_format(struct uvc_streaming *stream, in uvc_v4l2_try_format() argument
225 if (fmt->type != stream->type) in uvc_v4l2_try_format()
229 uvc_dbg(stream->dev, FORMAT, "Trying format 0x%08x (%c%c%c%c): %ux%u\n", in uvc_v4l2_try_format()
238 for (i = 0; i < stream->nformats; ++i) { in uvc_v4l2_try_format()
239 format = &stream->formats[i]; in uvc_v4l2_try_format()
244 if (i == stream->nformats) { in uvc_v4l2_try_format()
245 format = stream->def_format; in uvc_v4l2_try_format()
274 uvc_dbg(stream->dev, FORMAT, "Unsupported size %ux%u\n", in uvc_v4l2_try_format()
281 uvc_dbg(stream->dev, FORMAT, in uvc_v4l2_try_format()
305 mutex_lock(&stream->mutex); in uvc_v4l2_try_format()
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| /linux-6.12.1/net/sctp/ |
| D | stream_sched_rr.c | 7 * These functions manipulate sctp stream queue/scheduling.
25 static void sctp_sched_rr_unsched_all(struct sctp_stream *stream);
27 static void sctp_sched_rr_next_stream(struct sctp_stream *stream) in sctp_sched_rr_next_stream() argument
31 pos = stream->rr_next->rr_list.next; in sctp_sched_rr_next_stream()
32 if (pos == &stream->rr_list) in sctp_sched_rr_next_stream()
34 stream->rr_next = list_entry(pos, struct sctp_stream_out_ext, rr_list); in sctp_sched_rr_next_stream()
37 static void sctp_sched_rr_unsched(struct sctp_stream *stream, in sctp_sched_rr_unsched() argument
40 if (stream->rr_next == soute) in sctp_sched_rr_unsched()
41 /* Try to move to the next stream */ in sctp_sched_rr_unsched()
42 sctp_sched_rr_next_stream(stream); in sctp_sched_rr_unsched()
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| D | stream.c | 10 * This file contains sctp stream maniuplation primitives and helpers.
25 static void sctp_stream_shrink_out(struct sctp_stream *stream, __u16 outcnt) in sctp_stream_shrink_out() argument
31 asoc = container_of(stream, struct sctp_association, stream); in sctp_stream_shrink_out()
55 static void sctp_stream_free_ext(struct sctp_stream *stream, __u16 sid) in sctp_stream_free_ext() argument
59 if (!SCTP_SO(stream, sid)->ext) in sctp_stream_free_ext()
62 sched = sctp_sched_ops_from_stream(stream); in sctp_stream_free_ext()
63 sched->free_sid(stream, sid); in sctp_stream_free_ext()
64 kfree(SCTP_SO(stream, sid)->ext); in sctp_stream_free_ext()
65 SCTP_SO(stream, sid)->ext = NULL; in sctp_stream_free_ext()
68 /* Migrates chunks from stream queues to new stream queues if needed,
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| D | stream_sched_fc.c | 7 * These functions manipulate sctp stream queue/scheduling.
25 static void sctp_sched_fc_unsched_all(struct sctp_stream *stream);
27 static int sctp_sched_wfq_set(struct sctp_stream *stream, __u16 sid, in sctp_sched_wfq_set() argument
30 struct sctp_stream_out_ext *soute = SCTP_SO(stream, sid)->ext; in sctp_sched_wfq_set()
39 static int sctp_sched_wfq_get(struct sctp_stream *stream, __u16 sid, in sctp_sched_wfq_get() argument
42 struct sctp_stream_out_ext *soute = SCTP_SO(stream, sid)->ext; in sctp_sched_wfq_get()
48 static int sctp_sched_fc_set(struct sctp_stream *stream, __u16 sid, in sctp_sched_fc_set() argument
54 static int sctp_sched_fc_get(struct sctp_stream *stream, __u16 sid, in sctp_sched_fc_get() argument
60 static int sctp_sched_fc_init(struct sctp_stream *stream) in sctp_sched_fc_init() argument
62 INIT_LIST_HEAD(&stream->fc_list); in sctp_sched_fc_init()
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| /linux-6.12.1/drivers/media/test-drivers/vimc/ |
| D | vimc-streamer.c | 40 * vimc_streamer_pipeline_terminate - Disable stream in all ved in stream
42 * @stream: the pointer to the stream structure with the pipeline to be
45 * Calls s_stream to disable the stream in each entity of the pipeline
48 static void vimc_streamer_pipeline_terminate(struct vimc_stream *stream) in vimc_streamer_pipeline_terminate() argument
53 while (stream->pipe_size) { in vimc_streamer_pipeline_terminate()
54 stream->pipe_size--; in vimc_streamer_pipeline_terminate()
55 ved = stream->ved_pipeline[stream->pipe_size]; in vimc_streamer_pipeline_terminate()
56 stream->ved_pipeline[stream->pipe_size] = NULL; in vimc_streamer_pipeline_terminate()
67 * vimc_streamer_pipeline_init - Initializes the stream structure
69 * @stream: the pointer to the stream structure to be initialized
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| /linux-6.12.1/sound/soc/ |
| D | soc-pcm.c | 54 static int snd_soc_dpcm_fe_can_update(struct snd_soc_pcm_runtime *fe, int stream)
56 if (fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_FE)
64 struct snd_soc_pcm_runtime *be, int stream) in snd_soc_dpcm_be_can_update() argument
66 if ((fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_FE) || in snd_soc_dpcm_be_can_update()
67 ((fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_BE) && in snd_soc_dpcm_be_can_update()
68 be->dpcm[stream].runtime_update)) in snd_soc_dpcm_be_can_update()
75 int stream, in snd_soc_dpcm_check_state() argument
84 for_each_dpcm_fe(be, stream, dpcm) { in snd_soc_dpcm_check_state()
89 state = dpcm->fe->dpcm[stream].state; in snd_soc_dpcm_check_state()
104 * are not running, paused or suspended for the specified stream direction.
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| /linux-6.12.1/sound/soc/intel/atom/ |
| D | sst-mfld-platform-compress.c | 23 /* compress stream operations */
47 struct sst_runtime_stream *stream; in sst_platform_compr_open() local
49 stream = kzalloc(sizeof(*stream), GFP_KERNEL); in sst_platform_compr_open()
50 if (!stream) in sst_platform_compr_open()
53 spin_lock_init(&stream->status_lock); in sst_platform_compr_open()
61 stream->compr_ops = sst->compr_ops; in sst_platform_compr_open()
62 stream->id = 0; in sst_platform_compr_open()
67 sst_set_stream_status(stream, SST_PLATFORM_INIT); in sst_platform_compr_open()
68 runtime->private_data = stream; in sst_platform_compr_open()
71 kfree(stream); in sst_platform_compr_open()
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| /linux-6.12.1/drivers/slimbus/ |
| D | stream.c | 55 * The Presence rate of a constant bitrate stream is mean flow rate of the
56 * stream expressed in occupied Segments of that Data Channel per second.
90 * slim_stream_allocate() - Allocate a new SLIMbus Stream
92 * @name: name of the stream
95 * a new SLIMbus stream and return a valid stream runtime pointer for client
96 * to use it in subsequent stream apis. state of stream is set to ALLOCATED
125 static int slim_connect_port_channel(struct slim_stream_runtime *stream, in slim_connect_port_channel() argument
128 struct slim_device *sdev = stream->dev; in slim_connect_port_channel()
132 DEFINE_SLIM_LDEST_TXN(txn, mc, 6, stream->dev->laddr, &msg); in slim_connect_port_channel()
145 static int slim_disconnect_port(struct slim_stream_runtime *stream, in slim_disconnect_port() argument
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| /linux-6.12.1/sound/soc/sprd/ |
| D | sprd-pcm-compress.c | 107 struct sprd_compr_stream *stream = runtime->private_data; in sprd_platform_compr_drain_notify() local
109 memset(stream->info_area, 0, sizeof(struct sprd_compr_playinfo)); in sprd_platform_compr_drain_notify()
118 struct sprd_compr_stream *stream = runtime->private_data; in sprd_platform_compr_dma_complete() local
119 struct sprd_compr_dma *dma = &stream->dma[1]; in sprd_platform_compr_dma_complete()
122 stream->copied_total += dma->trans_len; in sprd_platform_compr_dma_complete()
123 if (stream->copied_total > stream->received_total) in sprd_platform_compr_dma_complete()
124 stream->copied_total = stream->received_total; in sprd_platform_compr_dma_complete()
135 struct sprd_compr_stream *stream = runtime->private_data; in sprd_platform_compr_dma_config() local
140 struct sprd_compr_dma *dma = &stream->dma[channel]; in sprd_platform_compr_dma_config()
174 src_addr = stream->iram_buffer.addr; in sprd_platform_compr_dma_config()
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| /linux-6.12.1/drivers/soundwire/ |
| D | stream.c | 5 * stream.c - SoundWire Bus stream operations.
264 * @m_rt: Master stream runtime
372 * @m_rt: Master stream runtime
639 * explicitly preparing a stream or handling an in sdw_program_params()
640 * already-prepared stream otherwise. in sdw_program_params()
643 m_rt->stream->state == SDW_STREAM_CONFIGURED) in sdw_program_params()
661 if (m_rt->stream->state != SDW_STREAM_ENABLED) in sdw_program_params()
745 * @multi_link: whether this is a multi-link stream with hardware-based sync
777 static int do_bank_switch(struct sdw_stream_runtime *stream) in do_bank_switch() argument
786 m_rt_count = stream->m_rt_count; in do_bank_switch()
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| /linux-6.12.1/sound/xen/ |
| D | xen_snd_front_alsa.c | 212 static void stream_clear(struct xen_snd_front_pcm_stream_info *stream) in stream_clear() argument
214 stream->is_open = false; in stream_clear()
215 stream->be_cur_frame = 0; in stream_clear()
216 stream->out_frames = 0; in stream_clear()
217 atomic_set(&stream->hw_ptr, 0); in stream_clear()
218 xen_snd_front_evtchnl_pair_clear(stream->evt_pair); in stream_clear()
219 memset(&stream->shbuf, 0, sizeof(stream->shbuf)); in stream_clear()
220 stream->buffer = NULL; in stream_clear()
221 stream->buffer_sz = 0; in stream_clear()
222 stream->pages = NULL; in stream_clear()
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| /linux-6.12.1/drivers/gpu/drm/i915/ |
| D | i915_perf.c | 36 * descriptor representing a stream of GPU metrics which can then be read() as
37 * a stream of sample records.
56 * i915 perf file descriptors represent a "stream" instead of an "event"; where
57 * a perf event primarily corresponds to a single 64bit value, while a stream
61 * of related counters. Samples for an i915 perf stream capturing OA metrics
64 * selected by the user opening the stream. Perf has support for grouping
68 * i915 perf stream configurations are provided as an array of u64 (key,value)
343 * struct perf_open_properties - for validated properties given to open a stream
362 * to open a stream of metrics the configuration is built up in the structure
431 struct i915_perf_regs *__oa_regs(struct i915_perf_stream *stream) in __oa_regs() argument
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