Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Hans Verkuil | 4178 | 89.97% | 25 | 67.57% |
Ricardo Ribalda Delgado | 196 | 4.22% | 7 | 18.92% |
Vivek Kasireddy | 134 | 2.89% | 1 | 2.70% |
Bård Eirik Winther | 128 | 2.76% | 1 | 2.70% |
Dan Carpenter | 4 | 0.09% | 1 | 2.70% |
Prashant Laddha | 3 | 0.06% | 1 | 2.70% |
Mauro Carvalho Chehab | 1 | 0.02% | 1 | 2.70% |
Total | 4644 | 37 |
// SPDX-License-Identifier: GPL-2.0-only /* * vivid-vid-common.c - common video support functions. * * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. */ #include <linux/errno.h> #include <linux/kernel.h> #include <linux/sched.h> #include <linux/videodev2.h> #include <linux/v4l2-dv-timings.h> #include <media/v4l2-common.h> #include <media/v4l2-event.h> #include <media/v4l2-dv-timings.h> #include "vivid-core.h" #include "vivid-vid-common.h" const struct v4l2_dv_timings_cap vivid_dv_timings_cap = { .type = V4L2_DV_BT_656_1120, /* keep this initialization for compatibility with GCC < 4.4.6 */ .reserved = { 0 }, V4L2_INIT_BT_TIMINGS(16, MAX_WIDTH, 16, MAX_HEIGHT, 14000000, 775000000, V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | V4L2_DV_BT_STD_CVT | V4L2_DV_BT_STD_GTF, V4L2_DV_BT_CAP_PROGRESSIVE | V4L2_DV_BT_CAP_INTERLACED) }; /* ------------------------------------------------------------------ Basic structures ------------------------------------------------------------------*/ struct vivid_fmt vivid_formats[] = { { .fourcc = V4L2_PIX_FMT_YUYV, .vdownsampling = { 1 }, .bit_depth = { 16 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 1, .buffers = 1, .data_offset = { PLANE0_DATA_OFFSET }, }, { .fourcc = V4L2_PIX_FMT_UYVY, .vdownsampling = { 1 }, .bit_depth = { 16 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_YVYU, .vdownsampling = { 1 }, .bit_depth = { 16 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_VYUY, .vdownsampling = { 1 }, .bit_depth = { 16 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_YUV422P, .vdownsampling = { 1, 1, 1 }, .bit_depth = { 8, 4, 4 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 3, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_YUV420, .vdownsampling = { 1, 2, 2 }, .bit_depth = { 8, 4, 4 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 3, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_YVU420, .vdownsampling = { 1, 2, 2 }, .bit_depth = { 8, 4, 4 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 3, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_NV12, .vdownsampling = { 1, 2 }, .bit_depth = { 8, 8 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 2, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_NV21, .vdownsampling = { 1, 2 }, .bit_depth = { 8, 8 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 2, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_NV16, .vdownsampling = { 1, 1 }, .bit_depth = { 8, 8 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 2, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_NV61, .vdownsampling = { 1, 1 }, .bit_depth = { 8, 8 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 2, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_NV24, .vdownsampling = { 1, 1 }, .bit_depth = { 8, 16 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 2, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_NV42, .vdownsampling = { 1, 1 }, .bit_depth = { 8, 16 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 2, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_YUV555, /* uuuvvvvv ayyyyyuu */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, .alpha_mask = 0x8000, }, { .fourcc = V4L2_PIX_FMT_YUV565, /* uuuvvvvv yyyyyuuu */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_YUV444, /* uuuuvvvv aaaayyyy */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, .alpha_mask = 0xf000, }, { .fourcc = V4L2_PIX_FMT_YUV32, /* ayuv */ .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, .alpha_mask = 0x000000ff, }, { .fourcc = V4L2_PIX_FMT_AYUV32, .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, .alpha_mask = 0x000000ff, }, { .fourcc = V4L2_PIX_FMT_XYUV32, .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_VUYA32, .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, .alpha_mask = 0xff000000, }, { .fourcc = V4L2_PIX_FMT_VUYX32, .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_GREY, .vdownsampling = { 1 }, .bit_depth = { 8 }, .color_enc = TGP_COLOR_ENC_LUMA, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_Y10, .vdownsampling = { 1 }, .bit_depth = { 16 }, .color_enc = TGP_COLOR_ENC_LUMA, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_Y12, .vdownsampling = { 1 }, .bit_depth = { 16 }, .color_enc = TGP_COLOR_ENC_LUMA, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_Y16, .vdownsampling = { 1 }, .bit_depth = { 16 }, .color_enc = TGP_COLOR_ENC_LUMA, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_Y16_BE, .vdownsampling = { 1 }, .bit_depth = { 16 }, .color_enc = TGP_COLOR_ENC_LUMA, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_RGB332, /* rrrgggbb */ .vdownsampling = { 1 }, .bit_depth = { 8 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_RGB565, /* gggbbbbb rrrrrggg */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, .can_do_overlay = true, }, { .fourcc = V4L2_PIX_FMT_RGB565X, /* rrrrrggg gggbbbbb */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, .can_do_overlay = true, }, { .fourcc = V4L2_PIX_FMT_RGB444, /* xxxxrrrr ggggbbbb */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_XRGB444, /* xxxxrrrr ggggbbbb */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_ARGB444, /* aaaarrrr ggggbbbb */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, .alpha_mask = 0x00f0, }, { .fourcc = V4L2_PIX_FMT_RGB555, /* gggbbbbb xrrrrrgg */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, .can_do_overlay = true, }, { .fourcc = V4L2_PIX_FMT_XRGB555, /* gggbbbbb xrrrrrgg */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, .can_do_overlay = true, }, { .fourcc = V4L2_PIX_FMT_ARGB555, /* gggbbbbb arrrrrgg */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, .can_do_overlay = true, .alpha_mask = 0x8000, }, { .fourcc = V4L2_PIX_FMT_RGB555X, /* xrrrrrgg gggbbbbb */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_XRGB555X, /* xrrrrrgg gggbbbbb */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_ARGB555X, /* arrrrrgg gggbbbbb */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, .alpha_mask = 0x0080, }, { .fourcc = V4L2_PIX_FMT_RGB24, /* rgb */ .vdownsampling = { 1 }, .bit_depth = { 24 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_BGR24, /* bgr */ .vdownsampling = { 1 }, .bit_depth = { 24 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_BGR666, /* bbbbbbgg ggggrrrr rrxxxxxx */ .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_RGB32, /* xrgb */ .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_BGR32, /* bgrx */ .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_XRGB32, /* xrgb */ .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_XBGR32, /* bgrx */ .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_ARGB32, /* argb */ .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, .alpha_mask = 0x000000ff, }, { .fourcc = V4L2_PIX_FMT_ABGR32, /* bgra */ .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, .alpha_mask = 0xff000000, }, { .fourcc = V4L2_PIX_FMT_SBGGR8, /* Bayer BG/GR */ .vdownsampling = { 1 }, .bit_depth = { 8 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SGBRG8, /* Bayer GB/RG */ .vdownsampling = { 1 }, .bit_depth = { 8 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SGRBG8, /* Bayer GR/BG */ .vdownsampling = { 1 }, .bit_depth = { 8 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SRGGB8, /* Bayer RG/GB */ .vdownsampling = { 1 }, .bit_depth = { 8 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SBGGR10, /* Bayer BG/GR */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SGBRG10, /* Bayer GB/RG */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SGRBG10, /* Bayer GR/BG */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SRGGB10, /* Bayer RG/GB */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SBGGR12, /* Bayer BG/GR */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SGBRG12, /* Bayer GB/RG */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SGRBG12, /* Bayer GR/BG */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SRGGB12, /* Bayer RG/GB */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SBGGR16, /* Bayer BG/GR */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SGBRG16, /* Bayer GB/RG */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SGRBG16, /* Bayer GR/BG */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_SRGGB16, /* Bayer RG/GB */ .vdownsampling = { 1 }, .bit_depth = { 16 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_HSV24, /* HSV 24bits */ .color_enc = TGP_COLOR_ENC_HSV, .vdownsampling = { 1 }, .bit_depth = { 24 }, .planes = 1, .buffers = 1, }, { .fourcc = V4L2_PIX_FMT_HSV32, /* HSV 32bits */ .color_enc = TGP_COLOR_ENC_HSV, .vdownsampling = { 1 }, .bit_depth = { 32 }, .planes = 1, .buffers = 1, }, /* Multiplanar formats */ { .fourcc = V4L2_PIX_FMT_NV16M, .vdownsampling = { 1, 1 }, .bit_depth = { 8, 8 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 2, .buffers = 2, .data_offset = { PLANE0_DATA_OFFSET, 0 }, }, { .fourcc = V4L2_PIX_FMT_NV61M, .vdownsampling = { 1, 1 }, .bit_depth = { 8, 8 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 2, .buffers = 2, .data_offset = { 0, PLANE0_DATA_OFFSET }, }, { .fourcc = V4L2_PIX_FMT_YUV420M, .vdownsampling = { 1, 2, 2 }, .bit_depth = { 8, 4, 4 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 3, .buffers = 3, }, { .fourcc = V4L2_PIX_FMT_YVU420M, .vdownsampling = { 1, 2, 2 }, .bit_depth = { 8, 4, 4 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 3, .buffers = 3, }, { .fourcc = V4L2_PIX_FMT_NV12M, .vdownsampling = { 1, 2 }, .bit_depth = { 8, 8 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 2, .buffers = 2, }, { .fourcc = V4L2_PIX_FMT_NV21M, .vdownsampling = { 1, 2 }, .bit_depth = { 8, 8 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 2, .buffers = 2, }, { .fourcc = V4L2_PIX_FMT_YUV422M, .vdownsampling = { 1, 1, 1 }, .bit_depth = { 8, 4, 4 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 3, .buffers = 3, }, { .fourcc = V4L2_PIX_FMT_YVU422M, .vdownsampling = { 1, 1, 1 }, .bit_depth = { 8, 4, 4 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 3, .buffers = 3, }, { .fourcc = V4L2_PIX_FMT_YUV444M, .vdownsampling = { 1, 1, 1 }, .bit_depth = { 8, 8, 8 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 3, .buffers = 3, }, { .fourcc = V4L2_PIX_FMT_YVU444M, .vdownsampling = { 1, 1, 1 }, .bit_depth = { 8, 8, 8 }, .color_enc = TGP_COLOR_ENC_YCBCR, .planes = 3, .buffers = 3, }, }; /* There are this many multiplanar formats in the list */ #define VIVID_MPLANAR_FORMATS 10 const struct vivid_fmt *vivid_get_format(struct vivid_dev *dev, u32 pixelformat) { const struct vivid_fmt *fmt; unsigned k; for (k = 0; k < ARRAY_SIZE(vivid_formats); k++) { fmt = &vivid_formats[k]; if (fmt->fourcc == pixelformat) if (fmt->buffers == 1 || dev->multiplanar) return fmt; } return NULL; } bool vivid_vid_can_loop(struct vivid_dev *dev) { if (dev->src_rect.width != dev->sink_rect.width || dev->src_rect.height != dev->sink_rect.height) return false; if (dev->fmt_cap->fourcc != dev->fmt_out->fourcc) return false; if (dev->field_cap != dev->field_out) return false; /* * While this can be supported, it is just too much work * to actually implement. */ if (dev->field_cap == V4L2_FIELD_SEQ_TB || dev->field_cap == V4L2_FIELD_SEQ_BT) return false; if (vivid_is_svid_cap(dev) && vivid_is_svid_out(dev)) { if (!(dev->std_cap & V4L2_STD_525_60) != !(dev->std_out & V4L2_STD_525_60)) return false; return true; } if (vivid_is_hdmi_cap(dev) && vivid_is_hdmi_out(dev)) return true; return false; } void vivid_send_source_change(struct vivid_dev *dev, unsigned type) { struct v4l2_event ev = { .type = V4L2_EVENT_SOURCE_CHANGE, .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION, }; unsigned i; for (i = 0; i < dev->num_inputs; i++) { ev.id = i; if (dev->input_type[i] == type) { if (video_is_registered(&dev->vid_cap_dev) && dev->has_vid_cap) v4l2_event_queue(&dev->vid_cap_dev, &ev); if (video_is_registered(&dev->vbi_cap_dev) && dev->has_vbi_cap) v4l2_event_queue(&dev->vbi_cap_dev, &ev); } } } /* * Conversion function that converts a single-planar format to a * single-plane multiplanar format. */ void fmt_sp2mp(const struct v4l2_format *sp_fmt, struct v4l2_format *mp_fmt) { struct v4l2_pix_format_mplane *mp = &mp_fmt->fmt.pix_mp; struct v4l2_plane_pix_format *ppix = &mp->plane_fmt[0]; const struct v4l2_pix_format *pix = &sp_fmt->fmt.pix; bool is_out = sp_fmt->type == V4L2_BUF_TYPE_VIDEO_OUTPUT; memset(mp->reserved, 0, sizeof(mp->reserved)); mp_fmt->type = is_out ? V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE : V4L2_CAP_VIDEO_CAPTURE_MPLANE; mp->width = pix->width; mp->height = pix->height; mp->pixelformat = pix->pixelformat; mp->field = pix->field; mp->colorspace = pix->colorspace; mp->xfer_func = pix->xfer_func; /* Also copies hsv_enc */ mp->ycbcr_enc = pix->ycbcr_enc; mp->quantization = pix->quantization; mp->num_planes = 1; mp->flags = pix->flags; ppix->sizeimage = pix->sizeimage; ppix->bytesperline = pix->bytesperline; memset(ppix->reserved, 0, sizeof(ppix->reserved)); } int fmt_sp2mp_func(struct file *file, void *priv, struct v4l2_format *f, fmtfunc func) { struct v4l2_format fmt; struct v4l2_pix_format_mplane *mp = &fmt.fmt.pix_mp; struct v4l2_plane_pix_format *ppix = &mp->plane_fmt[0]; struct v4l2_pix_format *pix = &f->fmt.pix; int ret; /* Converts to a mplane format */ fmt_sp2mp(f, &fmt); /* Passes it to the generic mplane format function */ ret = func(file, priv, &fmt); /* Copies back the mplane data to the single plane format */ pix->width = mp->width; pix->height = mp->height; pix->pixelformat = mp->pixelformat; pix->field = mp->field; pix->colorspace = mp->colorspace; pix->xfer_func = mp->xfer_func; /* Also copies hsv_enc */ pix->ycbcr_enc = mp->ycbcr_enc; pix->quantization = mp->quantization; pix->sizeimage = ppix->sizeimage; pix->bytesperline = ppix->bytesperline; pix->flags = mp->flags; return ret; } int vivid_vid_adjust_sel(unsigned flags, struct v4l2_rect *r) { unsigned w = r->width; unsigned h = r->height; /* sanitize w and h in case someone passes ~0 as the value */ w &= 0xffff; h &= 0xffff; if (!(flags & V4L2_SEL_FLAG_LE)) { w++; h++; if (w < 2) w = 2; if (h < 2) h = 2; } if (!(flags & V4L2_SEL_FLAG_GE)) { if (w > MAX_WIDTH) w = MAX_WIDTH; if (h > MAX_HEIGHT) h = MAX_HEIGHT; } w = w & ~1; h = h & ~1; if (w < 2 || h < 2) return -ERANGE; if (w > MAX_WIDTH || h > MAX_HEIGHT) return -ERANGE; if (r->top < 0) r->top = 0; if (r->left < 0) r->left = 0; /* sanitize left and top in case someone passes ~0 as the value */ r->left &= 0xfffe; r->top &= 0xfffe; if (r->left + w > MAX_WIDTH) r->left = MAX_WIDTH - w; if (r->top + h > MAX_HEIGHT) r->top = MAX_HEIGHT - h; if ((flags & (V4L2_SEL_FLAG_GE | V4L2_SEL_FLAG_LE)) == (V4L2_SEL_FLAG_GE | V4L2_SEL_FLAG_LE) && (r->width != w || r->height != h)) return -ERANGE; r->width = w; r->height = h; return 0; } int vivid_enum_fmt_vid(struct file *file, void *priv, struct v4l2_fmtdesc *f) { struct vivid_dev *dev = video_drvdata(file); const struct vivid_fmt *fmt; if (f->index >= ARRAY_SIZE(vivid_formats) - (dev->multiplanar ? 0 : VIVID_MPLANAR_FORMATS)) return -EINVAL; fmt = &vivid_formats[f->index]; f->pixelformat = fmt->fourcc; return 0; } int vidioc_enum_fmt_vid_mplane(struct file *file, void *priv, struct v4l2_fmtdesc *f) { struct vivid_dev *dev = video_drvdata(file); if (!dev->multiplanar) return -ENOTTY; return vivid_enum_fmt_vid(file, priv, f); } int vidioc_enum_fmt_vid(struct file *file, void *priv, struct v4l2_fmtdesc *f) { struct vivid_dev *dev = video_drvdata(file); if (dev->multiplanar) return -ENOTTY; return vivid_enum_fmt_vid(file, priv, f); } int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) { struct vivid_dev *dev = video_drvdata(file); struct video_device *vdev = video_devdata(file); if (vdev->vfl_dir == VFL_DIR_RX) { if (!vivid_is_sdtv_cap(dev)) return -ENODATA; *id = dev->std_cap; } else { if (!vivid_is_svid_out(dev)) return -ENODATA; *id = dev->std_out; } return 0; } int vidioc_g_dv_timings(struct file *file, void *_fh, struct v4l2_dv_timings *timings) { struct vivid_dev *dev = video_drvdata(file); struct video_device *vdev = video_devdata(file); if (vdev->vfl_dir == VFL_DIR_RX) { if (!vivid_is_hdmi_cap(dev)) return -ENODATA; *timings = dev->dv_timings_cap; } else { if (!vivid_is_hdmi_out(dev)) return -ENODATA; *timings = dev->dv_timings_out; } return 0; } int vidioc_enum_dv_timings(struct file *file, void *_fh, struct v4l2_enum_dv_timings *timings) { struct vivid_dev *dev = video_drvdata(file); struct video_device *vdev = video_devdata(file); if (vdev->vfl_dir == VFL_DIR_RX) { if (!vivid_is_hdmi_cap(dev)) return -ENODATA; } else { if (!vivid_is_hdmi_out(dev)) return -ENODATA; } return v4l2_enum_dv_timings_cap(timings, &vivid_dv_timings_cap, NULL, NULL); } int vidioc_dv_timings_cap(struct file *file, void *_fh, struct v4l2_dv_timings_cap *cap) { struct vivid_dev *dev = video_drvdata(file); struct video_device *vdev = video_devdata(file); if (vdev->vfl_dir == VFL_DIR_RX) { if (!vivid_is_hdmi_cap(dev)) return -ENODATA; } else { if (!vivid_is_hdmi_out(dev)) return -ENODATA; } *cap = vivid_dv_timings_cap; return 0; } int vidioc_g_edid(struct file *file, void *_fh, struct v4l2_edid *edid) { struct vivid_dev *dev = video_drvdata(file); struct video_device *vdev = video_devdata(file); struct cec_adapter *adap; memset(edid->reserved, 0, sizeof(edid->reserved)); if (vdev->vfl_dir == VFL_DIR_RX) { if (edid->pad >= dev->num_inputs) return -EINVAL; if (dev->input_type[edid->pad] != HDMI) return -EINVAL; adap = dev->cec_rx_adap; } else { unsigned int bus_idx; if (edid->pad >= dev->num_outputs) return -EINVAL; if (dev->output_type[edid->pad] != HDMI) return -EINVAL; bus_idx = dev->cec_output2bus_map[edid->pad]; adap = dev->cec_tx_adap[bus_idx]; } if (edid->start_block == 0 && edid->blocks == 0) { edid->blocks = dev->edid_blocks; return 0; } if (dev->edid_blocks == 0) return -ENODATA; if (edid->start_block >= dev->edid_blocks) return -EINVAL; if (edid->blocks > dev->edid_blocks - edid->start_block) edid->blocks = dev->edid_blocks - edid->start_block; if (adap) v4l2_set_edid_phys_addr(dev->edid, dev->edid_blocks * 128, adap->phys_addr); memcpy(edid->edid, dev->edid + edid->start_block * 128, edid->blocks * 128); return 0; }
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