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 #ifndef _VPBE_TYPES_H 14 #define _VPBE_TYPES_H 15 16 enum vpbe_version { 17 VPBE_VERSION_1 = 1, 18 VPBE_VERSION_2, 19 VPBE_VERSION_3, 20 }; 21 22 /* vpbe_timing_type - Timing types used in vpbe device */ 23 enum vpbe_enc_timings_type { 24 VPBE_ENC_STD = 0x1, 25 VPBE_ENC_DV_TIMINGS = 0x4, 26 /* Used when set timings through FB device interface */ 27 VPBE_ENC_TIMINGS_INVALID = 0x8, 28 }; 29 30 /* 31 * struct vpbe_enc_mode_info 32 * @name: ptr to name string of the standard, "NTSC", "PAL" etc 33 * @std: standard or non-standard mode. 1 - standard, 0 - nonstandard 34 * @interlaced: 1 - interlaced, 0 - non interlaced/progressive 35 * @xres: x or horizontal resolution of the display 36 * @yres: y or vertical resolution of the display 37 * @fps: frame per second 38 * @left_margin: left margin of the display 39 * @right_margin: right margin of the display 40 * @upper_margin: upper margin of the display 41 * @lower_margin: lower margin of the display 42 * @hsync_len: h-sync length 43 * @vsync_len: v-sync length 44 * @flags: bit field: bit usage is documented below 45 * 46 * Description: 47 * Structure holding timing and resolution information of a standard. 48 * Used by vpbe_device to set required non-standard timing in the 49 * venc when lcd controller output is connected to a external encoder. 50 * A table of timings is maintained in vpbe device to set this in 51 * venc when external encoder is connected to lcd controller output. 52 * Encoder may provide a g_dv_timings() API to override these values 53 * as needed. 54 * 55 * Notes 56 * ------ 57 * if_type should be used only by encoder manager and encoder. 58 * flags usage 59 * b0 (LSB) - hsync polarity, 0 - negative, 1 - positive 60 * b1 - vsync polarity, 0 - negative, 1 - positive 61 * b2 - field id polarity, 0 - negative, 1 - positive 62 */ 63 struct vpbe_enc_mode_info { 64 unsigned char *name; 65 enum vpbe_enc_timings_type timings_type; 66 v4l2_std_id std_id; 67 struct v4l2_dv_timings dv_timings; 68 unsigned int interlaced; 69 unsigned int xres; 70 unsigned int yres; 71 struct v4l2_fract aspect; 72 struct v4l2_fract fps; 73 unsigned int left_margin; 74 unsigned int right_margin; 75 unsigned int upper_margin; 76 unsigned int lower_margin; 77 unsigned int hsync_len; 78 unsigned int vsync_len; 79 unsigned int flags; 80 }; 81 82 #endif 83