1 /* 2 * Copyright (C) 2010 Texas Instruments Inc 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation version 2. 7 * 8 * This program is distributed in the hope that it will be useful, 9 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * GNU General Public License for more details. 12 * 13 * You should have received a copy of the GNU General Public License 14 * along with this program; if not, write to the Free Software 15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 16 */ 17 #ifndef _VPBE_TYPES_H 18 #define _VPBE_TYPES_H 19 20 enum vpbe_version { 21 VPBE_VERSION_1 = 1, 22 VPBE_VERSION_2, 23 VPBE_VERSION_3, 24 }; 25 26 /* vpbe_timing_type - Timing types used in vpbe device */ 27 enum vpbe_enc_timings_type { 28 VPBE_ENC_STD = 0x1, 29 VPBE_ENC_DV_PRESET = 0x2, 30 VPBE_ENC_CUSTOM_TIMINGS = 0x4, 31 /* Used when set timings through FB device interface */ 32 VPBE_ENC_TIMINGS_INVALID = 0x8, 33 }; 34 35 union vpbe_timings { 36 v4l2_std_id std_id; 37 unsigned int dv_preset; 38 }; 39 40 /* 41 * struct vpbe_enc_mode_info 42 * @name: ptr to name string of the standard, "NTSC", "PAL" etc 43 * @std: standard or non-standard mode. 1 - standard, 0 - nonstandard 44 * @interlaced: 1 - interlaced, 0 - non interlaced/progressive 45 * @xres: x or horizontal resolution of the display 46 * @yres: y or vertical resolution of the display 47 * @fps: frame per second 48 * @left_margin: left margin of the display 49 * @right_margin: right margin of the display 50 * @upper_margin: upper margin of the display 51 * @lower_margin: lower margin of the display 52 * @hsync_len: h-sync length 53 * @vsync_len: v-sync length 54 * @flags: bit field: bit usage is documented below 55 * 56 * Description: 57 * Structure holding timing and resolution information of a standard. 58 * Used by vpbe_device to set required non-standard timing in the 59 * venc when lcd controller output is connected to a external encoder. 60 * A table of timings is maintained in vpbe device to set this in 61 * venc when external encoder is connected to lcd controller output. 62 * Encoder may provide a g_dv_timings() API to override these values 63 * as needed. 64 * 65 * Notes 66 * ------ 67 * if_type should be used only by encoder manager and encoder. 68 * flags usage 69 * b0 (LSB) - hsync polarity, 0 - negative, 1 - positive 70 * b1 - vsync polarity, 0 - negative, 1 - positive 71 * b2 - field id polarity, 0 - negative, 1 - positive 72 */ 73 struct vpbe_enc_mode_info { 74 unsigned char *name; 75 enum vpbe_enc_timings_type timings_type; 76 union vpbe_timings timings; 77 unsigned int interlaced; 78 unsigned int xres; 79 unsigned int yres; 80 struct v4l2_fract aspect; 81 struct v4l2_fract fps; 82 unsigned int left_margin; 83 unsigned int right_margin; 84 unsigned int upper_margin; 85 unsigned int lower_margin; 86 unsigned int hsync_len; 87 unsigned int vsync_len; 88 unsigned int flags; 89 }; 90 91 #endif 92