| /linux-6.12.1/Documentation/admin-guide/media/ |
| D | fimc.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 Copyright |copy| 2012 - 2013 Samsung Electronics Co., Ltd.
17 drivers/media/platform/samsung/exynos4-is directory.
20 --------------
22 S5PC100 (mem-to-mem only), S5PV210, Exynos4210
25 ------------------
27 - camera parallel interface capture (ITU-R.BT601/565);
28 - camera serial interface capture (MIPI-CSI2);
29 - memory-to-memory processing (color space conversion, scaling, mirror
31 - dynamic pipeline re-configuration at runtime (re-attachment of any FIMC
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| /linux-6.12.1/drivers/usb/gadget/function/ |
| D | uvc_video.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * uvc_video.c -- USB Video Class Gadget driver
5 * Copyright (C) 2009-2010
14 #include <linux/usb/video.h>
17 #include <media/v4l2-dev.h>
23 /* --------------------------------------------------------------------------
24 * Video codecs
28 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()
32 struct usb_composite_dev *cdev = uvc->func.config->cdev; in uvc_video_encode_header()
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| D | f_uvc.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * uvc_gadget.c -- USB Video Class Gadget driver
5 * Copyright (C) 2009-2010
20 #include <linux/usb/video.h>
24 #include <media/v4l2-dev.h>
25 #include <media/v4l2-event.h>
36 /* --------------------------------------------------------------------------
44 [UVC_STRING_STREAMING_IDX].s = "Video Streaming",
49 .language = 0x0409, /* en-us */
200 /* --------------------------------------------------------------------------
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| /linux-6.12.1/drivers/video/fbdev/matrox/ |
| D | matroxfb_crtc2.c | 1 // SPDX-License-Identifier: GPL-2.0-only
6 * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz>
24 static int mem = 8192; variable
26 module_param(mem, int, 0);
27 MODULE_PARM_DESC(mem, "Memory size reserved for dualhead (default=8MB)");
38 if (m2info->fbcon.var.grayscale) { in matroxfb_dh_setcolreg()
42 red = CNVT_TOHW(red, m2info->fbcon.var.red.length); in matroxfb_dh_setcolreg()
43 green = CNVT_TOHW(green, m2info->fbcon.var.green.length); in matroxfb_dh_setcolreg()
44 blue = CNVT_TOHW(blue, m2info->fbcon.var.blue.length); in matroxfb_dh_setcolreg()
45 transp = CNVT_TOHW(transp, m2info->fbcon.var.transp.length); in matroxfb_dh_setcolreg()
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| /linux-6.12.1/Documentation/devicetree/bindings/media/ |
| D | qcom,sc7280-venus.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/qcom,sc7280-venus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm SC7280 Venus video encode and decode accelerators
10 - Stanimir Varbanov <stanimir.varbanov@linaro.org>
13 The Venus Iris2 IP is a video encode and decode accelerator present
17 - $ref: qcom,venus-common.yaml#
21 const: qcom,sc7280-venus
23 power-domains:
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| D | qcom,sm8250-venus.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/qcom,sm8250-venus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm SM8250 Venus video encode and decode accelerators
10 - Stanimir Varbanov <stanimir.varbanov@linaro.org>
13 The Venus IP is a video encode and decode accelerator present
17 - $ref: qcom,venus-common.yaml#
21 const: qcom,sm8250-venus
23 power-domains:
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| D | qcom,sdm660-venus.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/qcom,sdm660-venus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm SDM660 Venus video encode and decode accelerators
10 - Stanimir Varbanov <stanimir.varbanov@linaro.org>
11 - AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
14 The Venus IP is a video encode and decode accelerator present
18 - $ref: qcom,venus-common.yaml#
22 const: qcom,sdm660-venus
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| D | nvidia,tegra-vde.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/nvidia,tegra-vde.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra Video Decoder Engine
10 - Dmitry Osipenko <digetx@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
12 - Thierry Reding <thierry.reding@gmail.com>
17 - items:
18 - enum:
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| D | qcom,sc7180-venus.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/qcom,sc7180-venus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm SC7180 Venus video encode and decode accelerators
10 - Stanimir Varbanov <stanimir.varbanov@linaro.org>
13 The Venus IP is a video encode and decode accelerator present
17 - $ref: qcom,venus-common.yaml#
21 const: qcom,sc7180-venus
23 power-domains:
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| D | qcom,sdm845-venus-v2.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/qcom,sdm845-venus-v2.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm SDM845 Venus v2 video encode and decode accelerators
10 - Stanimir Varbanov <stanimir.varbanov@linaro.org>
13 The Venus IP is a video encode and decode accelerator present
17 - $ref: qcom,venus-common.yaml#
21 const: qcom,sdm845-venus-v2
23 power-domains:
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| D | qcom,msm8996-venus.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/qcom,msm8996-venus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm MSM8996 Venus video encode and decode accelerators
10 - Stanimir Varbanov <stanimir.varbanov@linaro.org>
13 The Venus IP is a video encode and decode accelerator present
17 - $ref: qcom,venus-common.yaml#
22 - qcom,msm8996-venus
23 - qcom,msm8998-venus
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| /linux-6.12.1/drivers/media/usb/uvc/ |
| D | uvc_video.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * uvc_video.c -- USB Video Class driver - Video handling
5 * Copyright (C) 2005-2010
9 #include <linux/dma-mapping.h>
23 #include <media/v4l2-common.h>
27 /* ------------------------------------------------------------------------
38 pipe = (query & 0x80) ? usb_rcvctrlpipe(dev->udev, 0) in __uvc_query_ctrl()
39 : usb_sndctrlpipe(dev->udev, 0); in __uvc_query_ctrl()
42 return usb_control_msg(dev->udev, pipe, query, type, cs << 8, in __uvc_query_ctrl()
82 if (ret != -EPIPE) { in uvc_query_ctrl()
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| D | uvc_isight.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * uvc_isight.c -- USB Video Class driver - iSight support
5 * Copyright (C) 2006-2007
6 * Ivan N. Zlatev <contact@i-nz.net>
7 * Copyright (C) 2008-2009
18 * Built-in iSight webcams implements most of UVC 1.0 except a
25 * ------------------------------------------------------------------
27 * 0x01 1 Flags (UVC-compliant)
32 * The header can be prefixed by an optional, unknown-purpose byte.
46 u8 *mem; in isight_decode() local
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| /linux-6.12.1/drivers/gpu/drm/hyperv/ |
| D | hyperv_drm_drv.c | 1 // SPDX-License-Identifier: GPL-2.0-only
21 #define DRIVER_DESC "DRM driver for Hyper-V synthetic video device"
72 struct drm_device *dev = &hv->dev; in hyperv_setup_vram()
75 hv->fb_size = (unsigned long)hv->mmio_megabytes * 1024 * 1024; in hyperv_setup_vram()
77 ret = vmbus_allocate_mmio(&hv->mem, hdev, 0, -1, hv->fb_size, 0x100000, in hyperv_setup_vram()
81 return -ENOMEM; in hyperv_setup_vram()
89 hv->vram = ioremap_cache(hv->mem->start, hv->fb_size); in hyperv_setup_vram()
90 if (!hv->vram) { in hyperv_setup_vram()
92 ret = -ENOMEM; in hyperv_setup_vram()
96 hv->fb_base = hv->mem->start; in hyperv_setup_vram()
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| /linux-6.12.1/Documentation/fb/ |
| D | sisfb.rst | 8 - SiS 300 series: SiS 300/305, 540, 630(S), 730(S)
9 - SiS 315 series: SiS 315/H/PRO, 55x, (M)65x, 740, (M)661(F/M)X, (M)741(GX)
10 - SiS 330 series: SiS 330 ("Xabre"), (M)760
16 sisfb is eg. useful if you want a high-resolution text console. Besides that,
46 append="video=sisfb:mode:1024x768x16,mem:12288,rate:75"
50 modprobe sisfb mode=1024x768x16 rate=75 mem=12288
54 the parameter format is video=sisfb:mode:none or video=sisfb:mode:1024x768x16
59 Additionally: If you give more than one argument to the in-kernel sisfb, the
62 video=sisfb:mode:1024x768x16,rate:75,mem:12288
77 - XxYxDepth or
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| /linux-6.12.1/Documentation/driver-api/media/drivers/ |
| D | fimc-devel.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 Copyright |copy| 2012 - 2013 Samsung Electronics Co., Ltd.
11 ------------------
13 - media device driver
15 drivers/media/platform/samsung/exynos4-is/media-dev.[ch]
17 - camera capture video device driver
19 drivers/media/platform/samsung/exynos4-is/fimc-capture.c
21 - MIPI-CSI2 receiver subdev
23 drivers/media/platform/samsung/exynos4-is/mipi-csis.[ch]
25 - video post-processor (mem-to-mem)
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| /linux-6.12.1/drivers/media/platform/renesas/vsp1/ |
| D | vsp1_wpf.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * vsp1_wpf.c -- R-Car VSP1 Write Pixel Formatter
5 * Copyright (C) 2013-2014 Renesas Electronics Corporation
12 #include <media/v4l2-subdev.h>
25 /* -----------------------------------------------------------------------------
32 vsp1_dl_body_write(dlb, reg + wpf->entity.index * VI6_WPF_OFFSET, data); in vsp1_wpf_write()
35 /* -----------------------------------------------------------------------------
46 struct vsp1_video *video = wpf->video; in vsp1_wpf_set_rotation() local
57 if (rotate == wpf->flip.rotate) in vsp1_wpf_set_rotation()
61 mutex_lock(&video->lock); in vsp1_wpf_set_rotation()
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| D | vsp1_video.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * vsp1_video.c -- R-Car VSP1 Video Node
5 * Copyright (C) 2013-2015 Renesas Electronics Corporation
14 #include <linux/v4l2-mediabus.h>
18 #include <media/media-entity.h>
19 #include <media/v4l2-dev.h>
20 #include <media/v4l2-fh.h>
21 #include <media/v4l2-ioctl.h>
22 #include <media/v4l2-subdev.h>
23 #include <media/videobuf2-v4l2.h>
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| D | vsp1_video.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * vsp1_video.h -- R-Car VSP1 Video Node
5 * Copyright (C) 2013-2015 Renesas Electronics Corporation
15 #include <media/videobuf2-v4l2.h>
22 struct vsp1_rwpf_memory mem; member
36 struct video_device video; member
51 return container_of(vdev, struct vsp1_video, video); in to_vsp1_video()
59 void vsp1_video_cleanup(struct vsp1_video *video);
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| /linux-6.12.1/drivers/media/pci/ivtv/ |
| D | ivtv-firmware.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
4 Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
6 Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
10 #include "ivtv-driver.h"
11 #include "ivtv-mailbox.h"
12 #include "ivtv-firmware.h"
13 #include "ivtv-yuv.h"
14 #include "ivtv-ioctl.h"
15 #include "ivtv-cards.h"
33 #define IVTV_DECODE_INIT_MPEG_FILENAME "v4l-cx2341x-init.mpg"
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| /linux-6.12.1/include/media/drv-intf/ |
| D | saa7146.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <linux/delay.h> /* for delay-stuff */
7 #include <linux/pci.h> /* for pci-config-stuff, vendor ids etc. */
16 #include <media/v4l2-device.h>
17 #include <media/v4l2-ctrls.h>
22 #define saa7146_write(sxy,adr,dat) writel((dat),(sxy->mem+(adr)))
23 #define saa7146_read(sxy,adr) readl(sxy->mem+(adr))
107 u32 irq_mask; /* mask to indicate, which irq-events are handled by the extension */
128 unsigned char __iomem *mem; /* pointer to mapped IO memory */ member
129 u32 revision; /* chip revision; needed for bug-workarounds*/
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| /linux-6.12.1/drivers/video/fbdev/ |
| D | hyperv_fb.c | 1 // SPDX-License-Identifier: GPL-2.0-only
10 * Hyper-V Synthetic Video Frame Buffer Driver
12 * This is the driver for the Hyper-V Synthetic Video, which supports
17 * It also solves the double mouse cursor issue of the emulated video mode.
21 * video=hyperv_fb:<width>x<height>
22 * For example: video=hyperv_fb:1280x1024
25 * For example: video=hyperv_fb:864x1152
28 * resolution is obtained from the host. The "video=hyperv_fb" option is
31 * "set-vmvideo" command. For example
32 * set-vmvideo -vmname name -horizontalresolution:1920 \
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| D | metronomefb.c | 2 * linux/drivers/video/metronomefb.c -- FB driver for Metronome controller
12 * This work was made possible by help and equipment support from E-Ink
34 #include <linux/dma-mapping.h>
38 #include <video/metronomefb.h>
48 /* frame differs from image. frame includes non-visible pixels */
148 static u8 calc_cksum(int start, int end, u8 *mem) in calc_cksum() argument
154 tmp += mem[i]; in calc_cksum()
163 while (length--) in calc_img_cksum()
170 static int load_waveform(u8 *mem, size_t size, int m, int t, in load_waveform() argument
183 u8 *metromem = par->metromem_wfm; in load_waveform()
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| /linux-6.12.1/drivers/gpu/drm/ |
| D | drm_gem_vram_helper.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 #include <linux/iosys-map.h>
30 * buffer object that is backed by video RAM (VRAM). It can be used for
34 * manager for simple framebuffer devices with dedicated video memory. GEM
35 * VRAM buffer objects are either placed in the video memory or remain evicted
39 * graphics buffers, such as an on-screen framebuffer. GEM does not provide
42 * contains dedicated video memory, the DRM driver can use the VRAM helper
43 * library. Each active buffer object is stored in video RAM. Active
54 * .. code-block:: c
85 * manages an area of video RAM with VRAM MM and provides GEM VRAM objects
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| /linux-6.12.1/drivers/media/platform/mediatek/vcodec/common/ |
| D | mtk_vcodec_util.c | 1 // SPDX-License-Identifier: GPL-2.0
37 struct mtk_vcodec_dec_dev *dev = ctx->dev; in mtk_vcodec_write_vdecsys()
39 if (dev->vdecsys_regmap) in mtk_vcodec_write_vdecsys()
40 return regmap_write(dev->vdecsys_regmap, reg, val); in mtk_vcodec_write_vdecsys()
42 writel(val, dev->reg_base[VDEC_SYS] + reg); in mtk_vcodec_write_vdecsys()
48 int mtk_vcodec_mem_alloc(void *priv, struct mtk_vcodec_mem *mem) in mtk_vcodec_mem_alloc() argument
57 plat_dev = enc_ctx->dev->plat_dev; in mtk_vcodec_mem_alloc()
58 id = enc_ctx->id; in mtk_vcodec_mem_alloc()
62 plat_dev = dec_ctx->dev->plat_dev; in mtk_vcodec_mem_alloc()
63 id = dec_ctx->id; in mtk_vcodec_mem_alloc()
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