1ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* 2ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * vivid-vid-common.c - common video support functions. 3ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * 4ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. 5ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * 6ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * This program is free software; you may redistribute it and/or modify 7ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * it under the terms of the GNU General Public License as published by 8ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * the Free Software Foundation; version 2 of the License. 9ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * 10ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 11ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 12ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 13ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 14ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 15ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 16ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 17ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * SOFTWARE. 18ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil */ 19ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 20ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#include <linux/errno.h> 21ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#include <linux/kernel.h> 22ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#include <linux/sched.h> 23ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#include <linux/videodev2.h> 24ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#include <linux/v4l2-dv-timings.h> 25ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#include <media/v4l2-common.h> 26ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#include <media/v4l2-event.h> 27ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#include <media/v4l2-dv-timings.h> 28ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 29ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#include "vivid-core.h" 30ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#include "vivid-vid-common.h" 31ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 32ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilconst struct v4l2_dv_timings_cap vivid_dv_timings_cap = { 33ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .type = V4L2_DV_BT_656_1120, 34ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil /* keep this initialization for compatibility with GCC < 4.4.6 */ 35ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .reserved = { 0 }, 36ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil V4L2_INIT_BT_TIMINGS(0, MAX_WIDTH, 0, MAX_HEIGHT, 25000000, 600000000, 37ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT, 38ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil V4L2_DV_BT_CAP_PROGRESSIVE | V4L2_DV_BT_CAP_INTERLACED) 39ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil}; 40ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 41ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* ------------------------------------------------------------------ 42ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil Basic structures 43ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil ------------------------------------------------------------------*/ 44ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 45ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilstruct vivid_fmt vivid_formats[] = { 46ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 47ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "4:2:2, packed, YUYV", 48ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_YUYV, 49ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 16, 50ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .is_yuv = true, 51ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 52ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .data_offset = { PLANE0_DATA_OFFSET, 0 }, 53ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 54ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 55ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "4:2:2, packed, UYVY", 56ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_UYVY, 57ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 16, 58ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .is_yuv = true, 59ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 60ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 61ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 62ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "4:2:2, packed, YVYU", 63ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_YVYU, 64ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 16, 65ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .is_yuv = true, 66ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 67ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 68ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 69ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "4:2:2, packed, VYUY", 70ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_VYUY, 71ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 16, 72ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .is_yuv = true, 73ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 74ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 75ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 76ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "RGB565 (LE)", 77ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_RGB565, /* gggbbbbb rrrrrggg */ 78ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 16, 79ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 80ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .can_do_overlay = true, 81ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 82ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 83ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "RGB565 (BE)", 84ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_RGB565X, /* rrrrrggg gggbbbbb */ 85ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 16, 86ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 87ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .can_do_overlay = true, 88ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 89ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 90ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "RGB555 (LE)", 91ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_RGB555, /* gggbbbbb arrrrrgg */ 92ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 16, 93ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 94ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .can_do_overlay = true, 95ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 96ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 97ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "XRGB555 (LE)", 98ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_XRGB555, /* gggbbbbb arrrrrgg */ 99ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 16, 100ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 101ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .can_do_overlay = true, 102ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 103ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 104ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "ARGB555 (LE)", 105ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_ARGB555, /* gggbbbbb arrrrrgg */ 106ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 16, 107ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 108ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .can_do_overlay = true, 109ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .alpha_mask = 0x8000, 110ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 111ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 112ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "RGB555 (BE)", 113ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_RGB555X, /* arrrrrgg gggbbbbb */ 114ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 16, 115ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 116ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .can_do_overlay = true, 117ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 118ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 119ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "RGB24 (LE)", 120ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_RGB24, /* rgb */ 121ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 24, 122ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 123ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 124ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 125ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "RGB24 (BE)", 126ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_BGR24, /* bgr */ 127ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 24, 128ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 129ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 130ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 131ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "RGB32 (LE)", 132ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_RGB32, /* argb */ 133ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 32, 134ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 135ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 136ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 137ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "RGB32 (BE)", 138ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_BGR32, /* bgra */ 139ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 32, 140ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 141ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 142ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 143ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "XRGB32 (LE)", 144ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_XRGB32, /* argb */ 145ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 32, 146ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 147ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 148ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 149ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "XRGB32 (BE)", 150ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_XBGR32, /* bgra */ 151ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 32, 152ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 153ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 154ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 155ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "ARGB32 (LE)", 156ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_ARGB32, /* argb */ 157ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 32, 158ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 159ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .alpha_mask = 0x000000ff, 160ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 161ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 162ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "ARGB32 (BE)", 163ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_ABGR32, /* bgra */ 164ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 32, 165ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 1, 166ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .alpha_mask = 0xff000000, 167ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 168ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 169ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "4:2:2, planar, YUV", 170ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_NV16M, 171ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 8, 172ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .is_yuv = true, 173ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 2, 174ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .data_offset = { PLANE0_DATA_OFFSET, 0 }, 175ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 176ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil { 177ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .name = "4:2:2, planar, YVU", 178ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .fourcc = V4L2_PIX_FMT_NV61M, 179ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .depth = 8, 180ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .is_yuv = true, 181ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .planes = 2, 182ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .data_offset = { 0, PLANE0_DATA_OFFSET }, 183ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }, 184ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil}; 185ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 186ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* There are 2 multiplanar formats in the list */ 187ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil#define VIVID_MPLANAR_FORMATS 2 188ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 1891fc78bc9d4cd9714b995f61ef414645c0d54a0bbMauro Carvalho Chehabconst struct vivid_fmt *vivid_get_format(struct vivid_dev *dev, u32 pixelformat) 190ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 191ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil const struct vivid_fmt *fmt; 192ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil unsigned k; 193ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 194ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil for (k = 0; k < ARRAY_SIZE(vivid_formats); k++) { 195ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil fmt = &vivid_formats[k]; 196ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (fmt->fourcc == pixelformat) 197ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (fmt->planes == 1 || dev->multiplanar) 198ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return fmt; 199ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 200ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 201ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return NULL; 202ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 203ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 204ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilbool vivid_vid_can_loop(struct vivid_dev *dev) 205ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 206ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (dev->src_rect.width != dev->sink_rect.width || 207ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil dev->src_rect.height != dev->sink_rect.height) 208ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return false; 209ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (dev->fmt_cap->fourcc != dev->fmt_out->fourcc) 210ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return false; 211ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (dev->field_cap != dev->field_out) 212ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return false; 213ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (vivid_is_svid_cap(dev) && vivid_is_svid_out(dev)) { 214ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!(dev->std_cap & V4L2_STD_525_60) != 215ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil !(dev->std_out & V4L2_STD_525_60)) 216ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return false; 217ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return true; 218ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 219ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (vivid_is_hdmi_cap(dev) && vivid_is_hdmi_out(dev)) 220ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return true; 221ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return false; 222ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 223ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 224ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilvoid vivid_send_source_change(struct vivid_dev *dev, unsigned type) 225ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 226ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_event ev = { 227ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .type = V4L2_EVENT_SOURCE_CHANGE, 228ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION, 229ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil }; 230ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil unsigned i; 231ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 232ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil for (i = 0; i < dev->num_inputs; i++) { 233ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil ev.id = i; 234ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (dev->input_type[i] == type) { 235ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (video_is_registered(&dev->vid_cap_dev) && dev->has_vid_cap) 236ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil v4l2_event_queue(&dev->vid_cap_dev, &ev); 237ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (video_is_registered(&dev->vbi_cap_dev) && dev->has_vbi_cap) 238ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil v4l2_event_queue(&dev->vbi_cap_dev, &ev); 239ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 240ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 241ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 242ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 243ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* 244ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * Conversion function that converts a single-planar format to a 245ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * single-plane multiplanar format. 246ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil */ 247ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilvoid fmt_sp2mp(const struct v4l2_format *sp_fmt, struct v4l2_format *mp_fmt) 248ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 249ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_pix_format_mplane *mp = &mp_fmt->fmt.pix_mp; 250ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_plane_pix_format *ppix = &mp->plane_fmt[0]; 251ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil const struct v4l2_pix_format *pix = &sp_fmt->fmt.pix; 252ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil bool is_out = sp_fmt->type == V4L2_BUF_TYPE_VIDEO_OUTPUT; 253ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 254ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil memset(mp->reserved, 0, sizeof(mp->reserved)); 255ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil mp_fmt->type = is_out ? V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE : 256ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil V4L2_CAP_VIDEO_CAPTURE_MPLANE; 257ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil mp->width = pix->width; 258ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil mp->height = pix->height; 259ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil mp->pixelformat = pix->pixelformat; 260ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil mp->field = pix->field; 261ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil mp->colorspace = pix->colorspace; 262ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil mp->num_planes = 1; 263ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil mp->flags = pix->flags; 264ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil ppix->sizeimage = pix->sizeimage; 265ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil ppix->bytesperline = pix->bytesperline; 266ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil memset(ppix->reserved, 0, sizeof(ppix->reserved)); 267ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 268ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 269ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilint fmt_sp2mp_func(struct file *file, void *priv, 270ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_format *f, fmtfunc func) 271ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 272ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_format fmt; 273ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_pix_format_mplane *mp = &fmt.fmt.pix_mp; 274ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_plane_pix_format *ppix = &mp->plane_fmt[0]; 275ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_pix_format *pix = &f->fmt.pix; 276ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil int ret; 277ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 278ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil /* Converts to a mplane format */ 279ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil fmt_sp2mp(f, &fmt); 280ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil /* Passes it to the generic mplane format function */ 281ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil ret = func(file, priv, &fmt); 282ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil /* Copies back the mplane data to the single plane format */ 283ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil pix->width = mp->width; 284ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil pix->height = mp->height; 285ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil pix->pixelformat = mp->pixelformat; 286ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil pix->field = mp->field; 287ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil pix->colorspace = mp->colorspace; 288ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil pix->sizeimage = ppix->sizeimage; 289ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil pix->bytesperline = ppix->bytesperline; 290ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil pix->flags = mp->flags; 291ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return ret; 292ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 293ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 294ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* v4l2_rect helper function: copy the width/height values */ 295ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilvoid rect_set_size_to(struct v4l2_rect *r, const struct v4l2_rect *size) 296ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 297ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->width = size->width; 298ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->height = size->height; 299ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 300ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 301ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* v4l2_rect helper function: width and height of r should be >= min_size */ 302ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilvoid rect_set_min_size(struct v4l2_rect *r, const struct v4l2_rect *min_size) 303ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 304ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->width < min_size->width) 305ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->width = min_size->width; 306ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->height < min_size->height) 307ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->height = min_size->height; 308ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 309ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 310ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* v4l2_rect helper function: width and height of r should be <= max_size */ 311ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilvoid rect_set_max_size(struct v4l2_rect *r, const struct v4l2_rect *max_size) 312ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 313ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->width > max_size->width) 314ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->width = max_size->width; 315ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->height > max_size->height) 316ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->height = max_size->height; 317ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 318ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 319ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* v4l2_rect helper function: r should be inside boundary */ 320ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilvoid rect_map_inside(struct v4l2_rect *r, const struct v4l2_rect *boundary) 321ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 322ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil rect_set_max_size(r, boundary); 323ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->left < boundary->left) 324ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->left = boundary->left; 325ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->top < boundary->top) 326ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->top = boundary->top; 327ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->left + r->width > boundary->width) 328ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->left = boundary->width - r->width; 329ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->top + r->height > boundary->height) 330ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->top = boundary->height - r->height; 331ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 332ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 333ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* v4l2_rect helper function: return true if r1 has the same size as r2 */ 334ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilbool rect_same_size(const struct v4l2_rect *r1, const struct v4l2_rect *r2) 335ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 336ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return r1->width == r2->width && r1->height == r2->height; 337ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 338ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 339ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* v4l2_rect helper function: calculate the intersection of two rects */ 340ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilstruct v4l2_rect rect_intersect(const struct v4l2_rect *a, const struct v4l2_rect *b) 341ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 342ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_rect r; 343ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil int right, bottom; 344ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 345ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r.top = max(a->top, b->top); 346ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r.left = max(a->left, b->left); 347ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil bottom = min(a->top + a->height, b->top + b->height); 348ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil right = min(a->left + a->width, b->left + b->width); 349ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r.height = max(0, bottom - r.top); 350ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r.width = max(0, right - r.left); 351ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return r; 352ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 353ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 354ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil/* 355ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * v4l2_rect helper function: scale rect r by to->width / from->width and 356ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * to->height / from->height. 357ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil */ 358ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilvoid rect_scale(struct v4l2_rect *r, const struct v4l2_rect *from, 359ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil const struct v4l2_rect *to) 360ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 361ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (from->width == 0 || from->height == 0) { 362ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->left = r->top = r->width = r->height = 0; 363ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return; 364ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 365ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->left = (((r->left - from->left) * to->width) / from->width) & ~1; 366ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->width = ((r->width * to->width) / from->width) & ~1; 367ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->top = ((r->top - from->top) * to->height) / from->height; 368ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->height = (r->height * to->height) / from->height; 369ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 370ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 371ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilbool rect_overlap(const struct v4l2_rect *r1, const struct v4l2_rect *r2) 372ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 373ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil /* 374ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * IF the left side of r1 is to the right of the right side of r2 OR 375ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * the left side of r2 is to the right of the right side of r1 THEN 376ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * they do not overlap. 377ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil */ 378ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r1->left >= r2->left + r2->width || 379ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r2->left >= r1->left + r1->width) 380ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return false; 381ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil /* 382ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * IF the top side of r1 is below the bottom of r2 OR 383ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * the top side of r2 is below the bottom of r1 THEN 384ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil * they do not overlap. 385ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil */ 386ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r1->top >= r2->top + r2->height || 387ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r2->top >= r1->top + r1->height) 388ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return false; 389ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return true; 390ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 391ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilint vivid_vid_adjust_sel(unsigned flags, struct v4l2_rect *r) 392ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 393ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil unsigned w = r->width; 394ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil unsigned h = r->height; 395ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 396ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!(flags & V4L2_SEL_FLAG_LE)) { 397ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil w++; 398ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil h++; 399ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (w < 2) 400ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil w = 2; 401ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (h < 2) 402ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil h = 2; 403ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 404ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!(flags & V4L2_SEL_FLAG_GE)) { 405ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (w > MAX_WIDTH) 406ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil w = MAX_WIDTH; 407ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (h > MAX_HEIGHT) 408ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil h = MAX_HEIGHT; 409ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 410ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil w = w & ~1; 411ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil h = h & ~1; 412ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (w < 2 || h < 2) 413ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ERANGE; 414ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (w > MAX_WIDTH || h > MAX_HEIGHT) 415ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ERANGE; 416ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->top < 0) 417ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->top = 0; 418ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->left < 0) 419ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->left = 0; 420ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->left &= ~1; 421ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->top &= ~1; 422ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->left + w > MAX_WIDTH) 423ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->left = MAX_WIDTH - w; 424ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (r->top + h > MAX_HEIGHT) 425ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->top = MAX_HEIGHT - h; 426ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if ((flags & (V4L2_SEL_FLAG_GE | V4L2_SEL_FLAG_LE)) == 427ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil (V4L2_SEL_FLAG_GE | V4L2_SEL_FLAG_LE) && 428ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil (r->width != w || r->height != h)) 429ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ERANGE; 430ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->width = w; 431ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil r->height = h; 432ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return 0; 433ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 434ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 435ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilint vivid_enum_fmt_vid(struct file *file, void *priv, 436ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_fmtdesc *f) 437ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 438ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct vivid_dev *dev = video_drvdata(file); 439ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil const struct vivid_fmt *fmt; 440ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 441ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (f->index >= ARRAY_SIZE(vivid_formats) - 442ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil (dev->multiplanar ? 0 : VIVID_MPLANAR_FORMATS)) 443ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -EINVAL; 444ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 445ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil fmt = &vivid_formats[f->index]; 446ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 447ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil strlcpy(f->description, fmt->name, sizeof(f->description)); 448ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil f->pixelformat = fmt->fourcc; 449ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return 0; 450ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 451ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 452ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilint vidioc_enum_fmt_vid_mplane(struct file *file, void *priv, 453ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_fmtdesc *f) 454ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 455ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct vivid_dev *dev = video_drvdata(file); 456ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 457ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!dev->multiplanar) 458ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENOTTY; 459ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return vivid_enum_fmt_vid(file, priv, f); 460ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 461ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 462ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilint vidioc_enum_fmt_vid(struct file *file, void *priv, 463ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_fmtdesc *f) 464ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 465ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct vivid_dev *dev = video_drvdata(file); 466ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 467ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (dev->multiplanar) 468ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENOTTY; 469ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return vivid_enum_fmt_vid(file, priv, f); 470ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 471ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 472ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilint vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) 473ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 474ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct vivid_dev *dev = video_drvdata(file); 475ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct video_device *vdev = video_devdata(file); 476ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 477ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (vdev->vfl_dir == VFL_DIR_RX) { 478ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!vivid_is_sdtv_cap(dev)) 479ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENODATA; 480ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil *id = dev->std_cap; 481ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } else { 482ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!vivid_is_svid_out(dev)) 483ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENODATA; 484ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil *id = dev->std_out; 485ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 486ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return 0; 487ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 488ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 489ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilint vidioc_g_dv_timings(struct file *file, void *_fh, 490ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_dv_timings *timings) 491ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 492ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct vivid_dev *dev = video_drvdata(file); 493ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct video_device *vdev = video_devdata(file); 494ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 495ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (vdev->vfl_dir == VFL_DIR_RX) { 496ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!vivid_is_hdmi_cap(dev)) 497ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENODATA; 498ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil *timings = dev->dv_timings_cap; 499ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } else { 500ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!vivid_is_hdmi_out(dev)) 501ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENODATA; 502ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil *timings = dev->dv_timings_out; 503ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 504ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return 0; 505ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 506ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 507ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilint vidioc_enum_dv_timings(struct file *file, void *_fh, 508ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_enum_dv_timings *timings) 509ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 510ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct vivid_dev *dev = video_drvdata(file); 511ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct video_device *vdev = video_devdata(file); 512ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 513ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (vdev->vfl_dir == VFL_DIR_RX) { 514ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!vivid_is_hdmi_cap(dev)) 515ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENODATA; 516ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } else { 517ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!vivid_is_hdmi_out(dev)) 518ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENODATA; 519ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 520ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return v4l2_enum_dv_timings_cap(timings, &vivid_dv_timings_cap, 521ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil NULL, NULL); 522ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 523ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 524ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilint vidioc_dv_timings_cap(struct file *file, void *_fh, 525ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_dv_timings_cap *cap) 526ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 527ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct vivid_dev *dev = video_drvdata(file); 528ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct video_device *vdev = video_devdata(file); 529ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 530ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (vdev->vfl_dir == VFL_DIR_RX) { 531ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!vivid_is_hdmi_cap(dev)) 532ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENODATA; 533ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } else { 534ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (!vivid_is_hdmi_out(dev)) 535ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENODATA; 536ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 537ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil *cap = vivid_dv_timings_cap; 538ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return 0; 539ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 540ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 541ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuilint vidioc_g_edid(struct file *file, void *_fh, 542ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct v4l2_edid *edid) 543ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil{ 544ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct vivid_dev *dev = video_drvdata(file); 545ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil struct video_device *vdev = video_devdata(file); 546ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil 547ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil memset(edid->reserved, 0, sizeof(edid->reserved)); 548ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (vdev->vfl_dir == VFL_DIR_RX) { 549ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (edid->pad >= dev->num_inputs) 550ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -EINVAL; 551ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (dev->input_type[edid->pad] != HDMI) 552ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -EINVAL; 553ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } else { 554ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (edid->pad >= dev->num_outputs) 555ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -EINVAL; 556ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (dev->output_type[edid->pad] != HDMI) 557ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -EINVAL; 558ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 559ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (edid->start_block == 0 && edid->blocks == 0) { 560ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil edid->blocks = dev->edid_blocks; 561ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return 0; 562ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil } 563ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (dev->edid_blocks == 0) 564ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -ENODATA; 565ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (edid->start_block >= dev->edid_blocks) 566ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return -EINVAL; 567ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil if (edid->start_block + edid->blocks > dev->edid_blocks) 568ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil edid->blocks = dev->edid_blocks - edid->start_block; 569ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil memcpy(edid->edid, dev->edid, edid->blocks * 128); 570ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil return 0; 571ef834f7836ec0502f49f20bbc42f1240577a9c83Hans Verkuil} 572