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/Linux-v6.6/drivers/usb/gadget/function/
Duvc_video.c28 uvc_video_encode_header(struct uvc_video *video, struct uvc_buffer *buf, in uvc_video_encode_header() argument
31 struct uvc_device *uvc = container_of(video, struct uvc_device, video); in uvc_video_encode_header()
36 data[1] = UVC_STREAM_EOH | video->fid; in uvc_video_encode_header()
38 if (video->queue.buf_used == 0 && ts.tv_sec) { in uvc_video_encode_header()
62 if (buf->bytesused - video->queue.buf_used <= len - pos) in uvc_video_encode_header()
69 uvc_video_encode_data(struct uvc_video *video, struct uvc_buffer *buf, in uvc_video_encode_data() argument
72 struct uvc_video_queue *queue = &video->queue; in uvc_video_encode_data()
87 uvc_video_encode_bulk(struct usb_request *req, struct uvc_video *video, in uvc_video_encode_bulk() argument
92 int len = video->req_size; in uvc_video_encode_bulk()
96 if (video->payload_size == 0) { in uvc_video_encode_bulk()
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Duvc_v4l2.c137 struct uvc_video *video = &uvc->video; in find_closest_frame_by_size() local
172 uvcg_dbg(&video->uvc->func, "Unsupported size %ux%u\n", rw, rh); in find_closest_frame_by_size()
221 struct uvc_video *video = &uvc->video; in uvc_v4l2_get_format() local
223 fmt->fmt.pix.pixelformat = video->fcc; in uvc_v4l2_get_format()
224 fmt->fmt.pix.width = video->width; in uvc_v4l2_get_format()
225 fmt->fmt.pix.height = video->height; in uvc_v4l2_get_format()
227 fmt->fmt.pix.bytesperline = video->bpp * video->width / 8; in uvc_v4l2_get_format()
228 fmt->fmt.pix.sizeimage = video->imagesize; in uvc_v4l2_get_format()
240 struct uvc_video *video = &uvc->video; in uvc_v4l2_try_format() local
245 if (fmt->type != video->queue.queue.type) in uvc_v4l2_try_format()
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/Linux-v6.6/drivers/media/platform/aspeed/
Daspeed-video.c491 static bool aspeed_video_alloc_buf(struct aspeed_video *video,
495 static void aspeed_video_free_buf(struct aspeed_video *video,
536 static void aspeed_video_update(struct aspeed_video *video, u32 reg, u32 clear, in aspeed_video_update() argument
539 u32 t = readl(video->base + reg); in aspeed_video_update()
544 writel(t, video->base + reg); in aspeed_video_update()
545 v4l2_dbg(3, debug, &video->v4l2_dev, "update %03x[%08x -> %08x]\n", in aspeed_video_update()
546 reg, before, readl(video->base + reg)); in aspeed_video_update()
549 static u32 aspeed_video_read(struct aspeed_video *video, u32 reg) in aspeed_video_read() argument
551 u32 t = readl(video->base + reg); in aspeed_video_read()
553 v4l2_dbg(3, debug, &video->v4l2_dev, "read %03x[%08x]\n", reg, t); in aspeed_video_read()
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/Linux-v6.6/drivers/media/platform/ti/omap3isp/
Dispvideo.c139 static unsigned int isp_video_mbus_to_pix(const struct isp_video *video, in isp_video_mbus_to_pix() argument
165 if (video->bpl_max) in isp_video_mbus_to_pix()
166 bpl = clamp(bpl, min_bpl, video->bpl_max); in isp_video_mbus_to_pix()
170 if (!video->bpl_zero_padding || bpl != min_bpl) in isp_video_mbus_to_pix()
171 bpl = ALIGN(bpl, video->bpl_alignment); in isp_video_mbus_to_pix()
205 isp_video_remote_subdev(struct isp_video *video, u32 *pad) in isp_video_remote_subdev() argument
209 remote = media_pad_remote_pad_first(&video->pad); in isp_video_remote_subdev()
221 static int isp_video_get_graph_data(struct isp_video *video, in isp_video_get_graph_data() argument
241 if (entity == &video->video.entity) in isp_video_get_graph_data()
248 if (__video->type != video->type) in isp_video_get_graph_data()
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Dispvideo.h143 #define isp_video_dmaqueue_flags_clr(video) \ argument
144 ({ (video)->dmaqueue_flags = 0; })
152 int(*queue)(struct isp_video *video, struct isp_buffer *buffer);
156 struct video_device video; member
187 #define to_isp_video(vdev) container_of(vdev, struct isp_video, video)
191 struct isp_video *video; member
201 int omap3isp_video_init(struct isp_video *video, const char *name);
202 void omap3isp_video_cleanup(struct isp_video *video);
203 int omap3isp_video_register(struct isp_video *video,
205 void omap3isp_video_unregister(struct isp_video *video);
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/Linux-v6.6/drivers/staging/media/omap4iss/
Diss_video.c114 static unsigned int iss_video_mbus_to_pix(const struct iss_video *video, in iss_video_mbus_to_pix() argument
142 if (video->bpl_max) in iss_video_mbus_to_pix()
143 bpl = clamp(bpl, min_bpl, video->bpl_max); in iss_video_mbus_to_pix()
147 if (!video->bpl_zero_padding || bpl != min_bpl) in iss_video_mbus_to_pix()
148 bpl = ALIGN(bpl, video->bpl_alignment); in iss_video_mbus_to_pix()
187 iss_video_remote_subdev(struct iss_video *video, u32 *pad) in iss_video_remote_subdev() argument
191 remote = media_pad_remote_pad_first(&video->pad); in iss_video_remote_subdev()
204 iss_video_far_end(struct iss_video *video, struct iss_pipeline *pipe) in iss_video_far_end() argument
218 if (entity == &video->video.entity) in iss_video_far_end()
225 if (other->type != video->type) { in iss_video_far_end()
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Diss_video.h134 #define iss_video_dmaqueue_flags_clr(video) \ argument
135 ({ (video)->dmaqueue_flags = 0; })
143 int (*queue)(struct iss_video *video, struct iss_buffer *buffer);
147 struct video_device video; member
177 #define to_iss_video(vdev) container_of(vdev, struct iss_video, video)
181 struct iss_video *video; member
191 int omap4iss_video_init(struct iss_video *video, const char *name);
192 void omap4iss_video_cleanup(struct iss_video *video);
193 int omap4iss_video_register(struct iss_video *video,
195 void omap4iss_video_unregister(struct iss_video *video);
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/Linux-v6.6/drivers/media/platform/nxp/imx8-isi/
Dimx8-isi-video.c494 struct mxc_isi_video *video = &pipe->video; in mxc_isi_video_frame_write_done() local
500 spin_lock(&video->buf_lock); in mxc_isi_video_frame_write_done()
560 buf = list_first_entry_or_null(&video->out_active, in mxc_isi_video_frame_write_done()
591 video->frame_count += 2; in mxc_isi_video_frame_write_done()
596 next_buf = list_first_entry_or_null(&video->out_pending, in mxc_isi_video_frame_write_done()
599 next_buf = list_first_entry_or_null(&video->out_discard, in mxc_isi_video_frame_write_done()
629 video->frame_count += 2; in mxc_isi_video_frame_write_done()
637 list_move_tail(&next_buf->list, &video->out_active); in mxc_isi_video_frame_write_done()
641 buf->v4l2_buf.sequence = video->frame_count; in mxc_isi_video_frame_write_done()
645 list_move_tail(&buf->list, &video->out_discard); in mxc_isi_video_frame_write_done()
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/Linux-v6.6/drivers/staging/media/av7110/
Dvideo_function_calls.rst12 video-fopen
13 video-fclose
14 video-fwrite
15 video-stop
16 video-play
17 video-freeze
18 video-continue
19 video-select-source
20 video-set-blank
21 video-get-status
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/Linux-v6.6/drivers/media/platform/renesas/vsp1/
Dvsp1_video.c63 static int vsp1_video_verify_format(struct vsp1_video *video) in vsp1_video_verify_format() argument
71 subdev = vsp1_video_remote_subdev(&video->pad, &fmt.pad); in vsp1_video_verify_format()
79 if (video->rwpf->fmtinfo->mbus != fmt.format.code || in vsp1_video_verify_format()
80 video->rwpf->format.height != fmt.format.height || in vsp1_video_verify_format()
81 video->rwpf->format.width != fmt.format.width) in vsp1_video_verify_format()
87 static int __vsp1_video_try_format(struct vsp1_video *video, in __vsp1_video_try_format() argument
119 info = vsp1_get_format_info(video->vsp1, pix->pixelformat); in __vsp1_video_try_format()
121 info = vsp1_get_format_info(video->vsp1, VSP1_VIDEO_DEF_FORMAT); in __vsp1_video_try_format()
314 vsp1_video_complete_buffer(struct vsp1_video *video) in vsp1_video_complete_buffer() argument
316 struct vsp1_pipeline *pipe = video->rwpf->entity.pipe; in vsp1_video_complete_buffer()
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/Linux-v6.6/drivers/media/platform/qcom/camss/
Dcamss-video.c326 static struct v4l2_subdev *video_remote_subdev(struct camss_video *video, in video_remote_subdev() argument
331 remote = media_pad_remote_pad_first(&video->pad); in video_remote_subdev()
342 static int video_get_subdev_format(struct camss_video *video, in video_get_subdev_format() argument
352 subdev = video_remote_subdev(video, &pad); in video_get_subdev_format()
364 video->formats, video->nformats); in video_get_subdev_format()
368 format->type = video->type; in video_get_subdev_format()
371 &video->formats[ret], video->bpl_alignment); in video_get_subdev_format()
382 struct camss_video *video = vb2_get_drv_priv(q); in video_queue_setup() local
384 &video->active_fmt.fmt.pix_mp; in video_queue_setup()
409 struct camss_video *video = vb2_get_drv_priv(vb->vb2_queue); in video_buf_init() local
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/Linux-v6.6/drivers/acpi/
Dacpi_video.c200 struct acpi_video_bus *video; member
208 static void acpi_video_device_rebind(struct acpi_video_bus *video);
209 static void acpi_video_device_bind(struct acpi_video_bus *video,
211 static int acpi_video_device_enumerate(struct acpi_video_bus *video);
257 struct acpi_video_device *video = acpi_driver_data(device); in video_get_max_state() local
259 *state = video->brightness->count - ACPI_VIDEO_FIRST_LEVEL - 1; in video_get_max_state()
267 struct acpi_video_device *video = acpi_driver_data(device); in video_get_cur_state() local
271 if (acpi_video_device_lcd_get_level_current(video, &level, false)) in video_get_cur_state()
273 for (offset = ACPI_VIDEO_FIRST_LEVEL; offset < video->brightness->count; in video_get_cur_state()
275 if (level == video->brightness->levels[offset]) { in video_get_cur_state()
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/Linux-v6.6/Documentation/devicetree/bindings/media/xilinx/
Dvideo.txt1 DT bindings for Xilinx video IP cores
4 Xilinx video IP cores process video streams by acting as video sinks and/or
6 creating a video pipeline.
8 Each video IP core is represented by an AMBA bus child node in the device
10 cores are represented as defined in ../video-interfaces.txt.
13 tree using bindings documented in ./xlnx,video.txt.
18 The following properties are common to all Xilinx video IP cores.
20 - xlnx,video-format: This property represents a video format transmitted on an
21 AXI bus between video IP cores, using its VF code as defined in "AXI4-Stream
25 - xlnx,video-width: This property qualifies the video format with the sample
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Dxlnx,v-tpg.txt16 - clocks: Reference to the video core clock.
18 - xlnx,video-format, xlnx,video-width: Video format and width, as defined in
19 video.txt.
21 - port: Video port, using the DT bindings defined in ../video-interfaces.txt.
27 video timings for the TPG test patterns.
31 video timings.
53 xlnx,video-format = <XVIP_VF_YUV_422>;
54 xlnx,video-width = <8>;
63 xlnx,video-format = <XVIP_VF_YUV_422>;
64 xlnx,video-width = <8>;
Dxlnx,video.txt7 Xilinx video IP pipeline processes video streams through one or more Xilinx
8 video IP cores. Each video IP core is represented as documented in video.txt
11 mappings between DMAs and the video IP cores.
15 - compatible: Must be "xlnx,video".
22 - ports: Video port, using the DT bindings defined in ../video-interfaces.txt.
32 compatible = "xlnx,video";
/Linux-v6.6/drivers/media/platform/samsung/exynos4-is/
Dfimc-isp-video.c82 struct fimc_is_video *video = &isp->video_capture; in isp_video_capture_start_streaming() local
94 dma->buffer_number = video->reqbufs_count; in isp_video_capture_start_streaming()
95 dma->dma_out_mask = video->buf_mask; in isp_video_capture_start_streaming()
97 isp_dbg(2, &video->ve.vdev, in isp_video_capture_start_streaming()
99 video->buf_count, video->format->memplanes, in isp_video_capture_start_streaming()
111 ret = fimc_pipeline_call(&video->ve, set_stream, 1); in isp_video_capture_start_streaming()
154 struct fimc_is_video *video = &isp->video_capture; in isp_video_capture_buffer_prepare() local
157 if (video->format == NULL) in isp_video_capture_buffer_prepare()
160 for (i = 0; i < video->format->memplanes; i++) { in isp_video_capture_buffer_prepare()
161 unsigned long size = video->pixfmt.plane_fmt[i].sizeimage; in isp_video_capture_buffer_prepare()
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/Linux-v6.6/drivers/staging/fbtft/
DREADME13 cd drivers/video/fbdev/fbtft
16 Add to drivers/video/fbdev/Kconfig: source "drivers/video/fbdev/fbtft/Kconfig"
17 Add to drivers/video/fbdev/Makefile: obj-y += fbtft/
20 cd drivers/video
23 Add to drivers/video/Kconfig: source "drivers/video/fbtft/Kconfig"
24 Add to drivers/video/Makefile: obj-y += fbtft/
/Linux-v6.6/Documentation/userspace-api/media/v4l/
Ddv-timings.rst9 The video standards discussed so far have been dealing with Analog TV
10 and the corresponding video timings. Today there are many more different
12 DVI connectors etc., that carry video signals and there is a need to
13 extend the API to select the video timings for these interfaces. Since
16 set/get video timings at the input and output.
18 These ioctls deal with the detailed digital video timings that define
19 each video format. This includes parameters such as the active video
33 the DV timings as seen by the video receiver applications use the
38 video ioctls can be used with the given input or output.
Dvidioc-g-output.rst13 VIDIOC_G_OUTPUT - VIDIOC_S_OUTPUT - Query or select the current video output
38 To query the current video output applications call the
42 fail only when there are no video outputs, returning the ``EINVAL`` error
45 To select a video output applications store the number of the desired
48 may support different video standards, so the driver may implicitly
53 Information about video outputs is available using the
64 The number of the video output is out of bounds, or there are no
65 video outputs at all.
/Linux-v6.6/Documentation/admin-guide/media/
Di2c-cardlist.rst149 video-i2c I2C transport video
179 cx25840 Conexant CX2584x audio/video decoders
180 saa717x Philips SAA7171/3/4 audio/video decoders
197 ks0127 KS0127 video decoder
198 ml86v7667 OKI ML86V7667 video decoder
199 saa7110 Philips SAA7110 video decoder
200 saa7115 Philips SAA7111/3/4/5 video decoders
202 tvp514x Texas Instruments TVP514x video decoder
203 tvp5150 Texas Instruments TVP5150 video decoder
204 tvp7002 Texas Instruments TVP7002 video decoder
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Divtv.rst25 Open Source driver implementation for video capture cards based on the
31 * Hardware mpeg2 capture of broadcast video (and sound) via the tuner or
46 video signal)
47 * Provides a framebuffer (allowing X applications to appear on the video
71 Cards that don't have a video output capability (i.e. non PVR350 cards)
82 crw-rw---- 1 root video 81, 0 Jun 19 22:22 /dev/video0
83 crw-rw---- 1 root video 81, 16 Jun 19 22:22 /dev/video16
84 crw-rw---- 1 root video 81, 24 Jun 19 22:22 /dev/video24
85 crw-rw---- 1 root video 81, 32 Jun 19 22:22 /dev/video32
86 crw-rw---- 1 root video 81, 48 Jun 19 22:22 /dev/video48
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/Linux-v6.6/drivers/staging/media/tegra-video/
DMakefile2 tegra-video-objs := \
3 video.o \
8 tegra-video-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra20.o
9 tegra-video-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210.o
10 obj-$(CONFIG_VIDEO_TEGRA) += tegra-video.o
/Linux-v6.6/drivers/media/platform/xilinx/
Dxilinx-dma.c105 entity = &dma->video.entity; in xvip_pipeline_start_stop()
118 ret = v4l2_subdev_call(subdev, video, s_stream, start); in xvip_pipeline_start_stop()
390 pipe = to_xvip_pipeline(&dma->video) ? : &dma->pipe; in xvip_dma_start_streaming()
392 ret = video_device_pipeline_start(&dma->video, &pipe->pipe); in xvip_dma_start_streaming()
418 video_device_pipeline_stop(&dma->video); in xvip_dma_start_streaming()
435 struct xvip_pipeline *pipe = to_xvip_pipeline(&dma->video); in xvip_dma_stop_streaming()
446 video_device_pipeline_stop(&dma->video); in xvip_dma_stop_streaming()
481 strscpy(cap->card, dma->video.name, sizeof(cap->card)); in xvip_dma_querycap()
657 ret = media_entity_pads_init(&dma->video.entity, 1, &dma->pad); in xvip_dma_init()
662 dma->video.fops = &xvip_dma_fops; in xvip_dma_init()
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/Linux-v6.6/drivers/media/pci/tw686x/
DKconfig3 tristate "Intersil/Techwell TW686x video capture cards"
13 - TW6864 (4 video channels),
14 - TW6865 (4 video channels, not tested, second generation chip),
15 - TW6868 (8 video channels but only 4 first channels using
16 built-in video decoder are supported, not tested),
17 - TW6869 (8 video channels, second generation chip).
/Linux-v6.6/Documentation/userspace-api/media/mediactl/
Dmedia-types.rst95 - Camera video sensor entity.
104 - Analog video decoder, the basic function of the video decoder is
105 to accept analogue video from a wide variety of sources such as
106 broadcast, DVD players, cameras and video cassette recorders, in
109 some digital video standard, with appropriate timing signals.
115 internally IF-PLL decoders for audio and video, but older models
119 - IF-PLL video decoder. It receives the IF from a PLL and decodes
120 the analog TV video signal. This is commonly found on some very
130 tuner PLL and should be controlled together with the IF-PLL video
143 - Video composer (blender). An entity capable of video
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