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1623 lines
40 KiB
1623 lines
40 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Copyright (C) 2005-2006 Micronas USA Inc. |
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*/ |
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|
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/* |
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* This file contains code to generate a firmware image for the GO7007SB |
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* encoder. Much of the firmware is read verbatim from a file, but some of |
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* it concerning bitrate control and other things that can be configured at |
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* run-time are generated dynamically. Note that the format headers |
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* generated here do not affect the functioning of the encoder; they are |
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* merely parroted back to the host at the start of each frame. |
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*/ |
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#include <linux/module.h> |
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#include <linux/time.h> |
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#include <linux/mm.h> |
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#include <linux/device.h> |
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#include <linux/i2c.h> |
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#include <linux/firmware.h> |
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#include <linux/slab.h> |
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#include <asm/byteorder.h> |
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#include "go7007-priv.h" |
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#define GO7007_FW_NAME "go7007/go7007tv.bin" |
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/* Constants used in the source firmware image to describe code segments */ |
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#define FLAG_MODE_MJPEG (1) |
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#define FLAG_MODE_MPEG1 (1<<1) |
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#define FLAG_MODE_MPEG2 (1<<2) |
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#define FLAG_MODE_MPEG4 (1<<3) |
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#define FLAG_MODE_H263 (1<<4) |
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#define FLAG_MODE_ALL (FLAG_MODE_MJPEG | FLAG_MODE_MPEG1 | \ |
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FLAG_MODE_MPEG2 | FLAG_MODE_MPEG4 | \ |
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FLAG_MODE_H263) |
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#define FLAG_SPECIAL (1<<8) |
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#define SPECIAL_FRM_HEAD 0 |
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#define SPECIAL_BRC_CTRL 1 |
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#define SPECIAL_CONFIG 2 |
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#define SPECIAL_SEQHEAD 3 |
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#define SPECIAL_AV_SYNC 4 |
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#define SPECIAL_FINAL 5 |
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#define SPECIAL_AUDIO 6 |
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#define SPECIAL_MODET 7 |
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/* Little data class for creating MPEG headers bit-by-bit */ |
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struct code_gen { |
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unsigned char *p; /* destination */ |
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u32 a; /* collects bits at the top of the variable */ |
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int b; /* bit position of most recently-written bit */ |
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int len; /* written out so far */ |
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}; |
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#define CODE_GEN(name, dest) struct code_gen name = { dest, 0, 32, 0 } |
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#define CODE_ADD(name, val, length) do { \ |
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name.b -= (length); \ |
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name.a |= (val) << name.b; \ |
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while (name.b <= 24) { \ |
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*name.p = name.a >> 24; \ |
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++name.p; \ |
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name.a <<= 8; \ |
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name.b += 8; \ |
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name.len += 8; \ |
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} \ |
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} while (0) |
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#define CODE_LENGTH(name) (name.len + (32 - name.b)) |
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/* Tables for creating the bitrate control data */ |
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static const s16 converge_speed_ip[101] = { |
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, |
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, |
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, |
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1, 1, 1, 1, 1, 1, 1, 1, 1, 2, |
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2, 2, 2, 2, 2, 2, 2, 2, 2, 3, |
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3, 3, 3, 3, 3, 4, 4, 4, 4, 4, |
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5, 5, 5, 6, 6, 6, 7, 7, 8, 8, |
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9, 10, 10, 11, 12, 13, 14, 15, 16, 17, |
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19, 20, 22, 23, 25, 27, 30, 32, 35, 38, |
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41, 45, 49, 53, 58, 63, 69, 76, 83, 91, |
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100 |
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}; |
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static const s16 converge_speed_ipb[101] = { |
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3, 3, 3, 3, 3, 3, 3, 3, 3, 3, |
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3, 3, 3, 3, 3, 3, 3, 3, 3, 3, |
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3, 3, 3, 3, 3, 4, 4, 4, 4, 4, |
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4, 4, 4, 4, 5, 5, 5, 5, 5, 6, |
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6, 6, 6, 7, 7, 7, 7, 8, 8, 9, |
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9, 9, 10, 10, 11, 12, 12, 13, 14, 14, |
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15, 16, 17, 18, 19, 20, 22, 23, 25, 26, |
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28, 30, 32, 34, 37, 40, 42, 46, 49, 53, |
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57, 61, 66, 71, 77, 83, 90, 97, 106, 115, |
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125, 135, 147, 161, 175, 191, 209, 228, 249, 273, |
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300 |
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}; |
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static const s16 LAMBDA_table[4][101] = { |
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{ 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, |
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19, 19, 19, 20, 20, 20, 21, 21, 22, 22, |
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22, 23, 23, 24, 24, 25, 25, 25, 26, 26, |
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27, 27, 28, 28, 29, 29, 30, 31, 31, 32, |
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32, 33, 33, 34, 35, 35, 36, 37, 37, 38, |
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39, 39, 40, 41, 42, 42, 43, 44, 45, 46, |
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46, 47, 48, 49, 50, 51, 52, 53, 54, 55, |
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56, 57, 58, 59, 60, 61, 62, 63, 64, 65, |
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67, 68, 69, 70, 72, 73, 74, 76, 77, 78, |
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80, 81, 83, 84, 86, 87, 89, 90, 92, 94, |
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96 |
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}, |
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{ |
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20, 20, 20, 21, 21, 21, 22, 22, 23, 23, |
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23, 24, 24, 25, 25, 26, 26, 27, 27, 28, |
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28, 29, 29, 30, 30, 31, 31, 32, 33, 33, |
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34, 34, 35, 36, 36, 37, 38, 38, 39, 40, |
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40, 41, 42, 43, 43, 44, 45, 46, 47, 48, |
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48, 49, 50, 51, 52, 53, 54, 55, 56, 57, |
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58, 59, 60, 61, 62, 64, 65, 66, 67, 68, |
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70, 71, 72, 73, 75, 76, 78, 79, 80, 82, |
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83, 85, 86, 88, 90, 91, 93, 95, 96, 98, |
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100, 102, 103, 105, 107, 109, 111, 113, 115, 117, |
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120 |
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}, |
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{ |
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24, 24, 24, 25, 25, 26, 26, 27, 27, 28, |
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28, 29, 29, 30, 30, 31, 31, 32, 33, 33, |
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34, 34, 35, 36, 36, 37, 38, 38, 39, 40, |
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41, 41, 42, 43, 44, 44, 45, 46, 47, 48, |
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49, 50, 50, 51, 52, 53, 54, 55, 56, 57, |
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58, 59, 60, 62, 63, 64, 65, 66, 67, 69, |
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70, 71, 72, 74, 75, 76, 78, 79, 81, 82, |
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84, 85, 87, 88, 90, 92, 93, 95, 97, 98, |
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100, 102, 104, 106, 108, 110, 112, 114, 116, 118, |
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120, 122, 124, 127, 129, 131, 134, 136, 138, 141, |
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144 |
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}, |
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{ |
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32, 32, 33, 33, 34, 34, 35, 36, 36, 37, |
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38, 38, 39, 40, 41, 41, 42, 43, 44, 44, |
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45, 46, 47, 48, 49, 50, 50, 51, 52, 53, |
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54, 55, 56, 57, 58, 59, 60, 62, 63, 64, |
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65, 66, 67, 69, 70, 71, 72, 74, 75, 76, |
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78, 79, 81, 82, 84, 85, 87, 88, 90, 92, |
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93, 95, 97, 98, 100, 102, 104, 106, 108, 110, |
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112, 114, 116, 118, 120, 122, 124, 127, 129, 131, |
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134, 136, 139, 141, 144, 146, 149, 152, 154, 157, |
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160, 163, 166, 169, 172, 175, 178, 181, 185, 188, |
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192 |
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} |
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}; |
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/* MPEG blank frame generation tables */ |
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enum mpeg_frame_type { |
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PFRAME, |
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BFRAME_PRE, |
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BFRAME_POST, |
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BFRAME_BIDIR, |
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BFRAME_EMPTY |
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}; |
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static const u32 addrinctab[33][2] = { |
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{ 0x01, 1 }, { 0x03, 3 }, { 0x02, 3 }, { 0x03, 4 }, |
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{ 0x02, 4 }, { 0x03, 5 }, { 0x02, 5 }, { 0x07, 7 }, |
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{ 0x06, 7 }, { 0x0b, 8 }, { 0x0a, 8 }, { 0x09, 8 }, |
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{ 0x08, 8 }, { 0x07, 8 }, { 0x06, 8 }, { 0x17, 10 }, |
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{ 0x16, 10 }, { 0x15, 10 }, { 0x14, 10 }, { 0x13, 10 }, |
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{ 0x12, 10 }, { 0x23, 11 }, { 0x22, 11 }, { 0x21, 11 }, |
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{ 0x20, 11 }, { 0x1f, 11 }, { 0x1e, 11 }, { 0x1d, 11 }, |
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{ 0x1c, 11 }, { 0x1b, 11 }, { 0x1a, 11 }, { 0x19, 11 }, |
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{ 0x18, 11 } |
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}; |
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/* Standard JPEG tables */ |
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static const u8 default_intra_quant_table[] = { |
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8, 16, 19, 22, 26, 27, 29, 34, |
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16, 16, 22, 24, 27, 29, 34, 37, |
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19, 22, 26, 27, 29, 34, 34, 38, |
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22, 22, 26, 27, 29, 34, 37, 40, |
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22, 26, 27, 29, 32, 35, 40, 48, |
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26, 27, 29, 32, 35, 40, 48, 58, |
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26, 27, 29, 34, 38, 46, 56, 69, |
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27, 29, 35, 38, 46, 56, 69, 83 |
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}; |
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static const u8 bits_dc_luminance[] = { |
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0, 0, 1, 5, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0 |
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}; |
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static const u8 val_dc_luminance[] = { |
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 |
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}; |
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static const u8 bits_dc_chrominance[] = { |
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0, 0, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 |
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}; |
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static const u8 val_dc_chrominance[] = { |
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 |
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}; |
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static const u8 bits_ac_luminance[] = { |
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0, 0, 2, 1, 3, 3, 2, 4, 3, 5, 5, 4, 4, 0, 0, 1, 0x7d |
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}; |
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static const u8 val_ac_luminance[] = { |
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0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12, |
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0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, |
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0x22, 0x71, 0x14, 0x32, 0x81, 0x91, 0xa1, 0x08, |
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0x23, 0x42, 0xb1, 0xc1, 0x15, 0x52, 0xd1, 0xf0, |
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0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0a, 0x16, |
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0x17, 0x18, 0x19, 0x1a, 0x25, 0x26, 0x27, 0x28, |
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0x29, 0x2a, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, |
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0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, |
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0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, |
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0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, |
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0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, |
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0x7a, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, |
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0x8a, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, |
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0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, |
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0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, |
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0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, 0xc4, 0xc5, |
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0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, 0xd3, 0xd4, |
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0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xe1, 0xe2, |
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0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, |
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0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, |
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0xf9, 0xfa |
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}; |
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static const u8 bits_ac_chrominance[] = { |
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0, 0, 2, 1, 2, 4, 4, 3, 4, 7, 5, 4, 4, 0, 1, 2, 0x77 |
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}; |
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static const u8 val_ac_chrominance[] = { |
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0x00, 0x01, 0x02, 0x03, 0x11, 0x04, 0x05, 0x21, |
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0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71, |
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0x13, 0x22, 0x32, 0x81, 0x08, 0x14, 0x42, 0x91, |
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0xa1, 0xb1, 0xc1, 0x09, 0x23, 0x33, 0x52, 0xf0, |
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0x15, 0x62, 0x72, 0xd1, 0x0a, 0x16, 0x24, 0x34, |
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0xe1, 0x25, 0xf1, 0x17, 0x18, 0x19, 0x1a, 0x26, |
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0x27, 0x28, 0x29, 0x2a, 0x35, 0x36, 0x37, 0x38, |
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0x39, 0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, |
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0x49, 0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, |
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0x59, 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, |
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0x69, 0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, |
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0x79, 0x7a, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, |
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0x88, 0x89, 0x8a, 0x92, 0x93, 0x94, 0x95, 0x96, |
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0x97, 0x98, 0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, |
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0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, |
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0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, |
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0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, |
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0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, |
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0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, |
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0xea, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, |
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0xf9, 0xfa |
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}; |
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/* Zig-zag mapping for quant table |
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* |
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* OK, let's do this mapping on the actual table above so it doesn't have |
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* to be done on the fly. |
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*/ |
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static const int zz[64] = { |
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0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5, |
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12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28, |
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35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51, |
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58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63 |
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}; |
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static int copy_packages(__le16 *dest, u16 *src, int pkg_cnt, int space) |
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{ |
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int i, cnt = pkg_cnt * 32; |
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if (space < cnt) |
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return -1; |
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for (i = 0; i < cnt; ++i) |
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dest[i] = cpu_to_le16p(src + i); |
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return cnt; |
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} |
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static int mjpeg_frame_header(struct go7007 *go, unsigned char *buf, int q) |
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{ |
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int i, p = 0; |
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|
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buf[p++] = 0xff; |
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buf[p++] = 0xd8; |
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buf[p++] = 0xff; |
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buf[p++] = 0xdb; |
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buf[p++] = 0; |
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buf[p++] = 2 + 65; |
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buf[p++] = 0; |
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buf[p++] = default_intra_quant_table[0]; |
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for (i = 1; i < 64; ++i) |
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/* buf[p++] = (default_intra_quant_table[i] * q) >> 3; */ |
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buf[p++] = (default_intra_quant_table[zz[i]] * q) >> 3; |
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buf[p++] = 0xff; |
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buf[p++] = 0xc0; |
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buf[p++] = 0; |
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buf[p++] = 17; |
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buf[p++] = 8; |
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buf[p++] = go->height >> 8; |
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buf[p++] = go->height & 0xff; |
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buf[p++] = go->width >> 8; |
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buf[p++] = go->width & 0xff; |
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buf[p++] = 3; |
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buf[p++] = 1; |
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buf[p++] = 0x22; |
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buf[p++] = 0; |
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buf[p++] = 2; |
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buf[p++] = 0x11; |
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buf[p++] = 0; |
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buf[p++] = 3; |
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buf[p++] = 0x11; |
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buf[p++] = 0; |
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buf[p++] = 0xff; |
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buf[p++] = 0xc4; |
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buf[p++] = 418 >> 8; |
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buf[p++] = 418 & 0xff; |
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buf[p++] = 0x00; |
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memcpy(buf + p, bits_dc_luminance + 1, 16); |
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p += 16; |
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memcpy(buf + p, val_dc_luminance, sizeof(val_dc_luminance)); |
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p += sizeof(val_dc_luminance); |
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buf[p++] = 0x01; |
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memcpy(buf + p, bits_dc_chrominance + 1, 16); |
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p += 16; |
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memcpy(buf + p, val_dc_chrominance, sizeof(val_dc_chrominance)); |
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p += sizeof(val_dc_chrominance); |
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buf[p++] = 0x10; |
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memcpy(buf + p, bits_ac_luminance + 1, 16); |
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p += 16; |
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memcpy(buf + p, val_ac_luminance, sizeof(val_ac_luminance)); |
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p += sizeof(val_ac_luminance); |
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buf[p++] = 0x11; |
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memcpy(buf + p, bits_ac_chrominance + 1, 16); |
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p += 16; |
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memcpy(buf + p, val_ac_chrominance, sizeof(val_ac_chrominance)); |
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p += sizeof(val_ac_chrominance); |
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buf[p++] = 0xff; |
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buf[p++] = 0xda; |
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buf[p++] = 0; |
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buf[p++] = 12; |
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buf[p++] = 3; |
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buf[p++] = 1; |
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buf[p++] = 0x00; |
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buf[p++] = 2; |
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buf[p++] = 0x11; |
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buf[p++] = 3; |
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buf[p++] = 0x11; |
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buf[p++] = 0; |
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buf[p++] = 63; |
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buf[p++] = 0; |
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return p; |
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} |
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|
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static int gen_mjpeghdr_to_package(struct go7007 *go, __le16 *code, int space) |
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{ |
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u8 *buf; |
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u16 mem = 0x3e00; |
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unsigned int addr = 0x19; |
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int size = 0, i, off = 0, chunk; |
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|
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buf = kzalloc(4096, GFP_KERNEL); |
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if (buf == NULL) |
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return -ENOMEM; |
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for (i = 1; i < 32; ++i) { |
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mjpeg_frame_header(go, buf + size, i); |
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size += 80; |
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} |
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chunk = mjpeg_frame_header(go, buf + size, 1); |
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memmove(buf + size, buf + size + 80, chunk - 80); |
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size += chunk - 80; |
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|
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for (i = 0; i < size; i += chunk * 2) { |
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if (space - off < 32) { |
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off = -1; |
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goto done; |
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} |
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|
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code[off + 1] = __cpu_to_le16(0x8000 | mem); |
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|
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chunk = 28; |
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if (mem + chunk > 0x4000) |
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chunk = 0x4000 - mem; |
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if (i + 2 * chunk > size) |
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chunk = (size - i) / 2; |
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|
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if (chunk < 28) { |
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code[off] = __cpu_to_le16(0x4000 | chunk); |
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code[off + 31] = __cpu_to_le16(addr++); |
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mem = 0x3e00; |
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} else { |
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code[off] = __cpu_to_le16(0x1000 | 28); |
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code[off + 31] = 0; |
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mem += 28; |
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} |
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|
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memcpy(&code[off + 2], buf + i, chunk * 2); |
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off += 32; |
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} |
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done: |
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kfree(buf); |
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return off; |
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} |
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|
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static int mpeg1_frame_header(struct go7007 *go, unsigned char *buf, |
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int modulo, int pict_struct, enum mpeg_frame_type frame) |
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{ |
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int i, j, mb_code, mb_len; |
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int rows = go->interlace_coding ? go->height / 32 : go->height / 16; |
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CODE_GEN(c, buf + 6); |
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|
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switch (frame) { |
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case PFRAME: |
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mb_code = 0x1; |
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mb_len = 3; |
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break; |
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case BFRAME_PRE: |
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mb_code = 0x2; |
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mb_len = 4; |
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break; |
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case BFRAME_POST: |
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mb_code = 0x2; |
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mb_len = 3; |
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break; |
|
case BFRAME_BIDIR: |
|
mb_code = 0x2; |
|
mb_len = 2; |
|
break; |
|
default: /* keep the compiler happy */ |
|
mb_code = mb_len = 0; |
|
break; |
|
} |
|
|
|
CODE_ADD(c, frame == PFRAME ? 0x2 : 0x3, 13); |
|
CODE_ADD(c, 0xffff, 16); |
|
CODE_ADD(c, go->format == V4L2_PIX_FMT_MPEG2 ? 0x7 : 0x4, 4); |
|
if (frame != PFRAME) |
|
CODE_ADD(c, go->format == V4L2_PIX_FMT_MPEG2 ? 0x7 : 0x4, 4); |
|
else |
|
CODE_ADD(c, 0, 4); /* Is this supposed to be here?? */ |
|
CODE_ADD(c, 0, 3); /* What is this?? */ |
|
/* Byte-align with zeros */ |
|
j = 8 - (CODE_LENGTH(c) % 8); |
|
if (j != 8) |
|
CODE_ADD(c, 0, j); |
|
|
|
if (go->format == V4L2_PIX_FMT_MPEG2) { |
|
CODE_ADD(c, 0x1, 24); |
|
CODE_ADD(c, 0xb5, 8); |
|
CODE_ADD(c, 0x844, 12); |
|
CODE_ADD(c, frame == PFRAME ? 0xff : 0x44, 8); |
|
if (go->interlace_coding) { |
|
CODE_ADD(c, pict_struct, 4); |
|
if (go->dvd_mode) |
|
CODE_ADD(c, 0x000, 11); |
|
else |
|
CODE_ADD(c, 0x200, 11); |
|
} else { |
|
CODE_ADD(c, 0x3, 4); |
|
CODE_ADD(c, 0x20c, 11); |
|
} |
|
/* Byte-align with zeros */ |
|
j = 8 - (CODE_LENGTH(c) % 8); |
|
if (j != 8) |
|
CODE_ADD(c, 0, j); |
|
} |
|
|
|
for (i = 0; i < rows; ++i) { |
|
CODE_ADD(c, 1, 24); |
|
CODE_ADD(c, i + 1, 8); |
|
CODE_ADD(c, 0x2, 6); |
|
CODE_ADD(c, 0x1, 1); |
|
CODE_ADD(c, mb_code, mb_len); |
|
if (go->interlace_coding) { |
|
CODE_ADD(c, 0x1, 2); |
|
CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); |
|
} |
|
if (frame == BFRAME_BIDIR) { |
|
CODE_ADD(c, 0x3, 2); |
|
if (go->interlace_coding) |
|
CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); |
|
} |
|
CODE_ADD(c, 0x3, 2); |
|
for (j = (go->width >> 4) - 2; j >= 33; j -= 33) |
|
CODE_ADD(c, 0x8, 11); |
|
CODE_ADD(c, addrinctab[j][0], addrinctab[j][1]); |
|
CODE_ADD(c, mb_code, mb_len); |
|
if (go->interlace_coding) { |
|
CODE_ADD(c, 0x1, 2); |
|
CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); |
|
} |
|
if (frame == BFRAME_BIDIR) { |
|
CODE_ADD(c, 0x3, 2); |
|
if (go->interlace_coding) |
|
CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); |
|
} |
|
CODE_ADD(c, 0x3, 2); |
|
|
|
/* Byte-align with zeros */ |
|
j = 8 - (CODE_LENGTH(c) % 8); |
|
if (j != 8) |
|
CODE_ADD(c, 0, j); |
|
} |
|
|
|
i = CODE_LENGTH(c) + 4 * 8; |
|
buf[2] = 0x00; |
|
buf[3] = 0x00; |
|
buf[4] = 0x01; |
|
buf[5] = 0x00; |
|
return i; |
|
} |
|
|
|
static int mpeg1_sequence_header(struct go7007 *go, unsigned char *buf, int ext) |
|
{ |
|
int i, aspect_ratio, picture_rate; |
|
CODE_GEN(c, buf + 6); |
|
|
|
if (go->format == V4L2_PIX_FMT_MPEG1) { |
|
switch (go->aspect_ratio) { |
|
case GO7007_RATIO_4_3: |
|
aspect_ratio = go->standard == GO7007_STD_NTSC ? 3 : 2; |
|
break; |
|
case GO7007_RATIO_16_9: |
|
aspect_ratio = go->standard == GO7007_STD_NTSC ? 5 : 4; |
|
break; |
|
default: |
|
aspect_ratio = 1; |
|
break; |
|
} |
|
} else { |
|
switch (go->aspect_ratio) { |
|
case GO7007_RATIO_4_3: |
|
aspect_ratio = 2; |
|
break; |
|
case GO7007_RATIO_16_9: |
|
aspect_ratio = 3; |
|
break; |
|
default: |
|
aspect_ratio = 1; |
|
break; |
|
} |
|
} |
|
switch (go->sensor_framerate) { |
|
case 24000: |
|
picture_rate = 1; |
|
break; |
|
case 24024: |
|
picture_rate = 2; |
|
break; |
|
case 25025: |
|
picture_rate = go->interlace_coding ? 6 : 3; |
|
break; |
|
case 30000: |
|
picture_rate = go->interlace_coding ? 7 : 4; |
|
break; |
|
case 30030: |
|
picture_rate = go->interlace_coding ? 8 : 5; |
|
break; |
|
default: |
|
picture_rate = 5; /* 30 fps seems like a reasonable default */ |
|
break; |
|
} |
|
|
|
CODE_ADD(c, go->width, 12); |
|
CODE_ADD(c, go->height, 12); |
|
CODE_ADD(c, aspect_ratio, 4); |
|
CODE_ADD(c, picture_rate, 4); |
|
CODE_ADD(c, go->format == V4L2_PIX_FMT_MPEG2 ? 20000 : 0x3ffff, 18); |
|
CODE_ADD(c, 1, 1); |
|
CODE_ADD(c, go->format == V4L2_PIX_FMT_MPEG2 ? 112 : 20, 10); |
|
CODE_ADD(c, 0, 3); |
|
|
|
/* Byte-align with zeros */ |
|
i = 8 - (CODE_LENGTH(c) % 8); |
|
if (i != 8) |
|
CODE_ADD(c, 0, i); |
|
|
|
if (go->format == V4L2_PIX_FMT_MPEG2) { |
|
CODE_ADD(c, 0x1, 24); |
|
CODE_ADD(c, 0xb5, 8); |
|
CODE_ADD(c, 0x148, 12); |
|
if (go->interlace_coding) |
|
CODE_ADD(c, 0x20001, 20); |
|
else |
|
CODE_ADD(c, 0xa0001, 20); |
|
CODE_ADD(c, 0, 16); |
|
|
|
/* Byte-align with zeros */ |
|
i = 8 - (CODE_LENGTH(c) % 8); |
|
if (i != 8) |
|
CODE_ADD(c, 0, i); |
|
|
|
if (ext) { |
|
CODE_ADD(c, 0x1, 24); |
|
CODE_ADD(c, 0xb52, 12); |
|
CODE_ADD(c, go->standard == GO7007_STD_NTSC ? 2 : 1, 3); |
|
CODE_ADD(c, 0x105, 9); |
|
CODE_ADD(c, 0x505, 16); |
|
CODE_ADD(c, go->width, 14); |
|
CODE_ADD(c, 1, 1); |
|
CODE_ADD(c, go->height, 14); |
|
|
|
/* Byte-align with zeros */ |
|
i = 8 - (CODE_LENGTH(c) % 8); |
|
if (i != 8) |
|
CODE_ADD(c, 0, i); |
|
} |
|
} |
|
|
|
i = CODE_LENGTH(c) + 4 * 8; |
|
buf[0] = i & 0xff; |
|
buf[1] = i >> 8; |
|
buf[2] = 0x00; |
|
buf[3] = 0x00; |
|
buf[4] = 0x01; |
|
buf[5] = 0xb3; |
|
return i; |
|
} |
|
|
|
static int gen_mpeg1hdr_to_package(struct go7007 *go, |
|
__le16 *code, int space, int *framelen) |
|
{ |
|
u8 *buf; |
|
u16 mem = 0x3e00; |
|
unsigned int addr = 0x19; |
|
int i, off = 0, chunk; |
|
|
|
buf = kzalloc(5120, GFP_KERNEL); |
|
if (buf == NULL) |
|
return -ENOMEM; |
|
|
|
framelen[0] = mpeg1_frame_header(go, buf, 0, 1, PFRAME); |
|
if (go->interlace_coding) |
|
framelen[0] += mpeg1_frame_header(go, buf + framelen[0] / 8, |
|
0, 2, PFRAME); |
|
buf[0] = framelen[0] & 0xff; |
|
buf[1] = framelen[0] >> 8; |
|
i = 368; |
|
framelen[1] = mpeg1_frame_header(go, buf + i, 0, 1, BFRAME_PRE); |
|
if (go->interlace_coding) |
|
framelen[1] += mpeg1_frame_header(go, buf + i + framelen[1] / 8, |
|
0, 2, BFRAME_PRE); |
|
buf[i] = framelen[1] & 0xff; |
|
buf[i + 1] = framelen[1] >> 8; |
|
i += 1632; |
|
framelen[2] = mpeg1_frame_header(go, buf + i, 0, 1, BFRAME_POST); |
|
if (go->interlace_coding) |
|
framelen[2] += mpeg1_frame_header(go, buf + i + framelen[2] / 8, |
|
0, 2, BFRAME_POST); |
|
buf[i] = framelen[2] & 0xff; |
|
buf[i + 1] = framelen[2] >> 8; |
|
i += 1432; |
|
framelen[3] = mpeg1_frame_header(go, buf + i, 0, 1, BFRAME_BIDIR); |
|
if (go->interlace_coding) |
|
framelen[3] += mpeg1_frame_header(go, buf + i + framelen[3] / 8, |
|
0, 2, BFRAME_BIDIR); |
|
buf[i] = framelen[3] & 0xff; |
|
buf[i + 1] = framelen[3] >> 8; |
|
i += 1632 + 16; |
|
mpeg1_sequence_header(go, buf + i, 0); |
|
i += 40; |
|
for (i = 0; i < 5120; i += chunk * 2) { |
|
if (space - off < 32) { |
|
off = -1; |
|
goto done; |
|
} |
|
|
|
code[off + 1] = __cpu_to_le16(0x8000 | mem); |
|
|
|
chunk = 28; |
|
if (mem + chunk > 0x4000) |
|
chunk = 0x4000 - mem; |
|
if (i + 2 * chunk > 5120) |
|
chunk = (5120 - i) / 2; |
|
|
|
if (chunk < 28) { |
|
code[off] = __cpu_to_le16(0x4000 | chunk); |
|
code[off + 31] = __cpu_to_le16(addr); |
|
if (mem + chunk == 0x4000) { |
|
mem = 0x3e00; |
|
++addr; |
|
} |
|
} else { |
|
code[off] = __cpu_to_le16(0x1000 | 28); |
|
code[off + 31] = 0; |
|
mem += 28; |
|
} |
|
|
|
memcpy(&code[off + 2], buf + i, chunk * 2); |
|
off += 32; |
|
} |
|
done: |
|
kfree(buf); |
|
return off; |
|
} |
|
|
|
static int vti_bitlen(struct go7007 *go) |
|
{ |
|
unsigned int i, max_time_incr = go->sensor_framerate / go->fps_scale; |
|
|
|
for (i = 31; (max_time_incr & ((1 << i) - 1)) == max_time_incr; --i) |
|
; |
|
return i + 1; |
|
} |
|
|
|
static int mpeg4_frame_header(struct go7007 *go, unsigned char *buf, |
|
int modulo, enum mpeg_frame_type frame) |
|
{ |
|
int i; |
|
CODE_GEN(c, buf + 6); |
|
int mb_count = (go->width >> 4) * (go->height >> 4); |
|
|
|
CODE_ADD(c, frame == PFRAME ? 0x1 : 0x2, 2); |
|
if (modulo) |
|
CODE_ADD(c, 0x1, 1); |
|
CODE_ADD(c, 0x1, 2); |
|
CODE_ADD(c, 0, vti_bitlen(go)); |
|
CODE_ADD(c, 0x3, 2); |
|
if (frame == PFRAME) |
|
CODE_ADD(c, 0, 1); |
|
CODE_ADD(c, 0xc, 11); |
|
if (frame != PFRAME) |
|
CODE_ADD(c, 0x4, 3); |
|
if (frame != BFRAME_EMPTY) { |
|
for (i = 0; i < mb_count; ++i) { |
|
switch (frame) { |
|
case PFRAME: |
|
CODE_ADD(c, 0x1, 1); |
|
break; |
|
case BFRAME_PRE: |
|
CODE_ADD(c, 0x47, 8); |
|
break; |
|
case BFRAME_POST: |
|
CODE_ADD(c, 0x27, 7); |
|
break; |
|
case BFRAME_BIDIR: |
|
CODE_ADD(c, 0x5f, 8); |
|
break; |
|
case BFRAME_EMPTY: /* keep compiler quiet */ |
|
break; |
|
} |
|
} |
|
} |
|
|
|
/* Byte-align with a zero followed by ones */ |
|
i = 8 - (CODE_LENGTH(c) % 8); |
|
CODE_ADD(c, 0, 1); |
|
CODE_ADD(c, (1 << (i - 1)) - 1, i - 1); |
|
|
|
i = CODE_LENGTH(c) + 4 * 8; |
|
buf[0] = i & 0xff; |
|
buf[1] = i >> 8; |
|
buf[2] = 0x00; |
|
buf[3] = 0x00; |
|
buf[4] = 0x01; |
|
buf[5] = 0xb6; |
|
return i; |
|
} |
|
|
|
static int mpeg4_sequence_header(struct go7007 *go, unsigned char *buf, int ext) |
|
{ |
|
const unsigned char head[] = { 0x00, 0x00, 0x01, 0xb0, go->pali, |
|
0x00, 0x00, 0x01, 0xb5, 0x09, |
|
0x00, 0x00, 0x01, 0x00, |
|
0x00, 0x00, 0x01, 0x20, }; |
|
int i, aspect_ratio; |
|
int fps = go->sensor_framerate / go->fps_scale; |
|
CODE_GEN(c, buf + 2 + sizeof(head)); |
|
|
|
switch (go->aspect_ratio) { |
|
case GO7007_RATIO_4_3: |
|
aspect_ratio = go->standard == GO7007_STD_NTSC ? 3 : 2; |
|
break; |
|
case GO7007_RATIO_16_9: |
|
aspect_ratio = go->standard == GO7007_STD_NTSC ? 5 : 4; |
|
break; |
|
default: |
|
aspect_ratio = 1; |
|
break; |
|
} |
|
|
|
memcpy(buf + 2, head, sizeof(head)); |
|
CODE_ADD(c, 0x191, 17); |
|
CODE_ADD(c, aspect_ratio, 4); |
|
CODE_ADD(c, 0x1, 4); |
|
CODE_ADD(c, fps, 16); |
|
CODE_ADD(c, 0x3, 2); |
|
CODE_ADD(c, 1001, vti_bitlen(go)); |
|
CODE_ADD(c, 1, 1); |
|
CODE_ADD(c, go->width, 13); |
|
CODE_ADD(c, 1, 1); |
|
CODE_ADD(c, go->height, 13); |
|
CODE_ADD(c, 0x2830, 14); |
|
|
|
/* Byte-align */ |
|
i = 8 - (CODE_LENGTH(c) % 8); |
|
CODE_ADD(c, 0, 1); |
|
CODE_ADD(c, (1 << (i - 1)) - 1, i - 1); |
|
|
|
i = CODE_LENGTH(c) + sizeof(head) * 8; |
|
buf[0] = i & 0xff; |
|
buf[1] = i >> 8; |
|
return i; |
|
} |
|
|
|
static int gen_mpeg4hdr_to_package(struct go7007 *go, |
|
__le16 *code, int space, int *framelen) |
|
{ |
|
u8 *buf; |
|
u16 mem = 0x3e00; |
|
unsigned int addr = 0x19; |
|
int i, off = 0, chunk; |
|
|
|
buf = kzalloc(5120, GFP_KERNEL); |
|
if (buf == NULL) |
|
return -ENOMEM; |
|
|
|
framelen[0] = mpeg4_frame_header(go, buf, 0, PFRAME); |
|
i = 368; |
|
framelen[1] = mpeg4_frame_header(go, buf + i, 0, BFRAME_PRE); |
|
i += 1632; |
|
framelen[2] = mpeg4_frame_header(go, buf + i, 0, BFRAME_POST); |
|
i += 1432; |
|
framelen[3] = mpeg4_frame_header(go, buf + i, 0, BFRAME_BIDIR); |
|
i += 1632; |
|
mpeg4_frame_header(go, buf + i, 0, BFRAME_EMPTY); |
|
i += 16; |
|
mpeg4_sequence_header(go, buf + i, 0); |
|
i += 40; |
|
for (i = 0; i < 5120; i += chunk * 2) { |
|
if (space - off < 32) { |
|
off = -1; |
|
goto done; |
|
} |
|
|
|
code[off + 1] = __cpu_to_le16(0x8000 | mem); |
|
|
|
chunk = 28; |
|
if (mem + chunk > 0x4000) |
|
chunk = 0x4000 - mem; |
|
if (i + 2 * chunk > 5120) |
|
chunk = (5120 - i) / 2; |
|
|
|
if (chunk < 28) { |
|
code[off] = __cpu_to_le16(0x4000 | chunk); |
|
code[off + 31] = __cpu_to_le16(addr); |
|
if (mem + chunk == 0x4000) { |
|
mem = 0x3e00; |
|
++addr; |
|
} |
|
} else { |
|
code[off] = __cpu_to_le16(0x1000 | 28); |
|
code[off + 31] = 0; |
|
mem += 28; |
|
} |
|
|
|
memcpy(&code[off + 2], buf + i, chunk * 2); |
|
off += 32; |
|
} |
|
mem = 0x3e00; |
|
addr = go->ipb ? 0x14f9 : 0x0af9; |
|
memset(buf, 0, 5120); |
|
framelen[4] = mpeg4_frame_header(go, buf, 1, PFRAME); |
|
i = 368; |
|
framelen[5] = mpeg4_frame_header(go, buf + i, 1, BFRAME_PRE); |
|
i += 1632; |
|
framelen[6] = mpeg4_frame_header(go, buf + i, 1, BFRAME_POST); |
|
i += 1432; |
|
framelen[7] = mpeg4_frame_header(go, buf + i, 1, BFRAME_BIDIR); |
|
i += 1632; |
|
mpeg4_frame_header(go, buf + i, 1, BFRAME_EMPTY); |
|
i += 16; |
|
for (i = 0; i < 5120; i += chunk * 2) { |
|
if (space - off < 32) { |
|
off = -1; |
|
goto done; |
|
} |
|
|
|
code[off + 1] = __cpu_to_le16(0x8000 | mem); |
|
|
|
chunk = 28; |
|
if (mem + chunk > 0x4000) |
|
chunk = 0x4000 - mem; |
|
if (i + 2 * chunk > 5120) |
|
chunk = (5120 - i) / 2; |
|
|
|
if (chunk < 28) { |
|
code[off] = __cpu_to_le16(0x4000 | chunk); |
|
code[off + 31] = __cpu_to_le16(addr); |
|
if (mem + chunk == 0x4000) { |
|
mem = 0x3e00; |
|
++addr; |
|
} |
|
} else { |
|
code[off] = __cpu_to_le16(0x1000 | 28); |
|
code[off + 31] = 0; |
|
mem += 28; |
|
} |
|
|
|
memcpy(&code[off + 2], buf + i, chunk * 2); |
|
off += 32; |
|
} |
|
done: |
|
kfree(buf); |
|
return off; |
|
} |
|
|
|
static int brctrl_to_package(struct go7007 *go, |
|
__le16 *code, int space, int *framelen) |
|
{ |
|
int converge_speed = 0; |
|
int lambda = (go->format == V4L2_PIX_FMT_MJPEG || go->dvd_mode) ? |
|
100 : 0; |
|
int peak_rate = 6 * go->bitrate / 5; |
|
int vbv_buffer = go->format == V4L2_PIX_FMT_MJPEG ? |
|
go->bitrate : |
|
(go->dvd_mode ? 900000 : peak_rate); |
|
int fps = go->sensor_framerate / go->fps_scale; |
|
int q = 0; |
|
/* Bizarre math below depends on rounding errors in division */ |
|
u32 sgop_expt_addr = go->bitrate / 32 * (go->ipb ? 3 : 1) * 1001 / fps; |
|
u32 sgop_peak_addr = peak_rate / 32 * 1001 / fps; |
|
u32 total_expt_addr = go->bitrate / 32 * 1000 / fps * (fps / 1000); |
|
u32 vbv_alert_addr = vbv_buffer * 3 / (4 * 32); |
|
u32 cplx[] = { |
|
q > 0 ? sgop_expt_addr * q : |
|
2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, |
|
q > 0 ? sgop_expt_addr * q : |
|
2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, |
|
q > 0 ? sgop_expt_addr * q : |
|
2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, |
|
q > 0 ? sgop_expt_addr * q : |
|
2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, |
|
}; |
|
u32 calc_q = q > 0 ? q : cplx[0] / sgop_expt_addr; |
|
u16 pack[] = { |
|
0x200e, 0x0000, |
|
0xBF20, go->ipb ? converge_speed_ipb[converge_speed] |
|
: converge_speed_ip[converge_speed], |
|
0xBF21, go->ipb ? 2 : 0, |
|
0xBF22, go->ipb ? LAMBDA_table[0][lambda / 2 + 50] |
|
: 32767, |
|
0xBF23, go->ipb ? LAMBDA_table[1][lambda] : 32767, |
|
0xBF24, 32767, |
|
0xBF25, lambda > 99 ? 32767 : LAMBDA_table[3][lambda], |
|
0xBF26, sgop_expt_addr & 0x0000FFFF, |
|
0xBF27, sgop_expt_addr >> 16, |
|
0xBF28, sgop_peak_addr & 0x0000FFFF, |
|
0xBF29, sgop_peak_addr >> 16, |
|
0xBF2A, vbv_alert_addr & 0x0000FFFF, |
|
0xBF2B, vbv_alert_addr >> 16, |
|
0xBF2C, 0, |
|
0xBF2D, 0, |
|
0, 0, |
|
|
|
0x200e, 0x0000, |
|
0xBF2E, vbv_alert_addr & 0x0000FFFF, |
|
0xBF2F, vbv_alert_addr >> 16, |
|
0xBF30, cplx[0] & 0x0000FFFF, |
|
0xBF31, cplx[0] >> 16, |
|
0xBF32, cplx[1] & 0x0000FFFF, |
|
0xBF33, cplx[1] >> 16, |
|
0xBF34, cplx[2] & 0x0000FFFF, |
|
0xBF35, cplx[2] >> 16, |
|
0xBF36, cplx[3] & 0x0000FFFF, |
|
0xBF37, cplx[3] >> 16, |
|
0xBF38, 0, |
|
0xBF39, 0, |
|
0xBF3A, total_expt_addr & 0x0000FFFF, |
|
0xBF3B, total_expt_addr >> 16, |
|
0, 0, |
|
|
|
0x200e, 0x0000, |
|
0xBF3C, total_expt_addr & 0x0000FFFF, |
|
0xBF3D, total_expt_addr >> 16, |
|
0xBF3E, 0, |
|
0xBF3F, 0, |
|
0xBF48, 0, |
|
0xBF49, 0, |
|
0xBF4A, calc_q < 4 ? 4 : (calc_q > 124 ? 124 : calc_q), |
|
0xBF4B, 4, |
|
0xBF4C, 0, |
|
0xBF4D, 0, |
|
0xBF4E, 0, |
|
0xBF4F, 0, |
|
0xBF50, 0, |
|
0xBF51, 0, |
|
0, 0, |
|
|
|
0x200e, 0x0000, |
|
0xBF40, sgop_expt_addr & 0x0000FFFF, |
|
0xBF41, sgop_expt_addr >> 16, |
|
0xBF42, 0, |
|
0xBF43, 0, |
|
0xBF44, 0, |
|
0xBF45, 0, |
|
0xBF46, (go->width >> 4) * (go->height >> 4), |
|
0xBF47, 0, |
|
0xBF64, 0, |
|
0xBF65, 0, |
|
0xBF18, framelen[4], |
|
0xBF19, framelen[5], |
|
0xBF1A, framelen[6], |
|
0xBF1B, framelen[7], |
|
0, 0, |
|
|
|
#if 0 |
|
/* Remove once we don't care about matching */ |
|
0x200e, 0x0000, |
|
0xBF56, 4, |
|
0xBF57, 0, |
|
0xBF58, 5, |
|
0xBF59, 0, |
|
0xBF5A, 6, |
|
0xBF5B, 0, |
|
0xBF5C, 8, |
|
0xBF5D, 0, |
|
0xBF5E, 1, |
|
0xBF5F, 0, |
|
0xBF60, 1, |
|
0xBF61, 0, |
|
0xBF62, 0, |
|
0xBF63, 0, |
|
0, 0, |
|
#else |
|
0x2008, 0x0000, |
|
0xBF56, 4, |
|
0xBF57, 0, |
|
0xBF58, 5, |
|
0xBF59, 0, |
|
0xBF5A, 6, |
|
0xBF5B, 0, |
|
0xBF5C, 8, |
|
0xBF5D, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
#endif |
|
|
|
0x200e, 0x0000, |
|
0xBF10, 0, |
|
0xBF11, 0, |
|
0xBF12, 0, |
|
0xBF13, 0, |
|
0xBF14, 0, |
|
0xBF15, 0, |
|
0xBF16, 0, |
|
0xBF17, 0, |
|
0xBF7E, 0, |
|
0xBF7F, 1, |
|
0xBF52, framelen[0], |
|
0xBF53, framelen[1], |
|
0xBF54, framelen[2], |
|
0xBF55, framelen[3], |
|
0, 0, |
|
}; |
|
|
|
return copy_packages(code, pack, 6, space); |
|
} |
|
|
|
static int config_package(struct go7007 *go, __le16 *code, int space) |
|
{ |
|
int fps = go->sensor_framerate / go->fps_scale / 1000; |
|
int rows = go->interlace_coding ? go->height / 32 : go->height / 16; |
|
int brc_window_size = fps; |
|
int q_min = 2, q_max = 31; |
|
int THACCoeffSet0 = 0; |
|
u16 pack[] = { |
|
0x200e, 0x0000, |
|
0xc002, 0x14b4, |
|
0xc003, 0x28b4, |
|
0xc004, 0x3c5a, |
|
0xdc05, 0x2a77, |
|
0xc6c3, go->format == V4L2_PIX_FMT_MPEG4 ? 0 : |
|
(go->format == V4L2_PIX_FMT_H263 ? 0 : 1), |
|
0xc680, go->format == V4L2_PIX_FMT_MPEG4 ? 0xf1 : |
|
(go->format == V4L2_PIX_FMT_H263 ? 0x61 : |
|
0xd3), |
|
0xc780, 0x0140, |
|
0xe009, 0x0001, |
|
0xc60f, 0x0008, |
|
0xd4ff, 0x0002, |
|
0xe403, 2340, |
|
0xe406, 75, |
|
0xd411, 0x0001, |
|
0xd410, 0xa1d6, |
|
0x0001, 0x2801, |
|
|
|
0x200d, 0x0000, |
|
0xe402, 0x018b, |
|
0xe401, 0x8b01, |
|
0xd472, (go->board_info->sensor_flags & |
|
GO7007_SENSOR_TV) && |
|
(!go->interlace_coding) ? |
|
0x01b0 : 0x0170, |
|
0xd475, (go->board_info->sensor_flags & |
|
GO7007_SENSOR_TV) && |
|
(!go->interlace_coding) ? |
|
0x0008 : 0x0009, |
|
0xc404, go->interlace_coding ? 0x44 : |
|
(go->format == V4L2_PIX_FMT_MPEG4 ? 0x11 : |
|
(go->format == V4L2_PIX_FMT_MPEG1 ? 0x02 : |
|
(go->format == V4L2_PIX_FMT_MPEG2 ? 0x04 : |
|
(go->format == V4L2_PIX_FMT_H263 ? 0x08 : |
|
0x20)))), |
|
0xbf0a, (go->format == V4L2_PIX_FMT_MPEG4 ? 8 : |
|
(go->format == V4L2_PIX_FMT_MPEG1 ? 1 : |
|
(go->format == V4L2_PIX_FMT_MPEG2 ? 2 : |
|
(go->format == V4L2_PIX_FMT_H263 ? 4 : 16)))) | |
|
((go->repeat_seqhead ? 1 : 0) << 6) | |
|
((go->dvd_mode ? 1 : 0) << 9) | |
|
((go->gop_header_enable ? 1 : 0) << 10), |
|
0xbf0b, 0, |
|
0xdd5a, go->ipb ? 0x14 : 0x0a, |
|
0xbf0c, 0, |
|
0xbf0d, 0, |
|
0xc683, THACCoeffSet0, |
|
0xc40a, (go->width << 4) | rows, |
|
0xe01a, go->board_info->hpi_buffer_cap, |
|
0, 0, |
|
0, 0, |
|
|
|
0x2008, 0, |
|
0xe402, 0x88, |
|
0xe401, 0x8f01, |
|
0xbf6a, 0, |
|
0xbf6b, 0, |
|
0xbf6c, 0, |
|
0xbf6d, 0, |
|
0xbf6e, 0, |
|
0xbf6f, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
|
|
0x200e, 0, |
|
0xbf66, brc_window_size, |
|
0xbf67, 0, |
|
0xbf68, q_min, |
|
0xbf69, q_max, |
|
0xbfe0, 0, |
|
0xbfe1, 0, |
|
0xbfe2, 0, |
|
0xbfe3, go->ipb ? 3 : 1, |
|
0xc031, go->board_info->sensor_flags & |
|
GO7007_SENSOR_VBI ? 1 : 0, |
|
0xc01c, 0x1f, |
|
0xdd8c, 0x15, |
|
0xdd94, 0x15, |
|
0xdd88, go->ipb ? 0x1401 : 0x0a01, |
|
0xdd90, go->ipb ? 0x1401 : 0x0a01, |
|
0, 0, |
|
|
|
0x200e, 0, |
|
0xbfe4, 0, |
|
0xbfe5, 0, |
|
0xbfe6, 0, |
|
0xbfe7, fps << 8, |
|
0xbfe8, 0x3a00, |
|
0xbfe9, 0, |
|
0xbfea, 0, |
|
0xbfeb, 0, |
|
0xbfec, (go->interlace_coding ? 1 << 15 : 0) | |
|
(go->modet_enable ? 0xa : 0) | |
|
(go->board_info->sensor_flags & |
|
GO7007_SENSOR_VBI ? 1 : 0), |
|
0xbfed, 0, |
|
0xbfee, 0, |
|
0xbfef, 0, |
|
0xbff0, go->board_info->sensor_flags & |
|
GO7007_SENSOR_TV ? 0xf060 : 0xb060, |
|
0xbff1, 0, |
|
0, 0, |
|
}; |
|
|
|
return copy_packages(code, pack, 5, space); |
|
} |
|
|
|
static int seqhead_to_package(struct go7007 *go, __le16 *code, int space, |
|
int (*sequence_header_func)(struct go7007 *go, |
|
unsigned char *buf, int ext)) |
|
{ |
|
int vop_time_increment_bitlength = vti_bitlen(go); |
|
int fps = go->sensor_framerate / go->fps_scale * |
|
(go->interlace_coding ? 2 : 1); |
|
unsigned char buf[40] = { }; |
|
int len = sequence_header_func(go, buf, 1); |
|
u16 pack[] = { |
|
0x2006, 0, |
|
0xbf08, fps, |
|
0xbf09, 0, |
|
0xbff2, vop_time_increment_bitlength, |
|
0xbff3, (1 << vop_time_increment_bitlength) - 1, |
|
0xbfe6, 0, |
|
0xbfe7, (fps / 1000) << 8, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
|
|
0x2007, 0, |
|
0xc800, buf[2] << 8 | buf[3], |
|
0xc801, buf[4] << 8 | buf[5], |
|
0xc802, buf[6] << 8 | buf[7], |
|
0xc803, buf[8] << 8 | buf[9], |
|
0xc406, 64, |
|
0xc407, len - 64, |
|
0xc61b, 1, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
|
|
0x200e, 0, |
|
0xc808, buf[10] << 8 | buf[11], |
|
0xc809, buf[12] << 8 | buf[13], |
|
0xc80a, buf[14] << 8 | buf[15], |
|
0xc80b, buf[16] << 8 | buf[17], |
|
0xc80c, buf[18] << 8 | buf[19], |
|
0xc80d, buf[20] << 8 | buf[21], |
|
0xc80e, buf[22] << 8 | buf[23], |
|
0xc80f, buf[24] << 8 | buf[25], |
|
0xc810, buf[26] << 8 | buf[27], |
|
0xc811, buf[28] << 8 | buf[29], |
|
0xc812, buf[30] << 8 | buf[31], |
|
0xc813, buf[32] << 8 | buf[33], |
|
0xc814, buf[34] << 8 | buf[35], |
|
0xc815, buf[36] << 8 | buf[37], |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
}; |
|
|
|
return copy_packages(code, pack, 3, space); |
|
} |
|
|
|
static int relative_prime(int big, int little) |
|
{ |
|
int remainder; |
|
|
|
while (little != 0) { |
|
remainder = big % little; |
|
big = little; |
|
little = remainder; |
|
} |
|
return big; |
|
} |
|
|
|
static int avsync_to_package(struct go7007 *go, __le16 *code, int space) |
|
{ |
|
int arate = go->board_info->audio_rate * 1001 * go->fps_scale; |
|
int ratio = arate / go->sensor_framerate; |
|
int adjratio = ratio * 215 / 100; |
|
int rprime = relative_prime(go->sensor_framerate, |
|
arate % go->sensor_framerate); |
|
int f1 = (arate % go->sensor_framerate) / rprime; |
|
int f2 = (go->sensor_framerate - arate % go->sensor_framerate) / rprime; |
|
u16 pack[] = { |
|
0x200e, 0, |
|
0xbf98, (u16)((-adjratio) & 0xffff), |
|
0xbf99, (u16)((-adjratio) >> 16), |
|
0xbf92, 0, |
|
0xbf93, 0, |
|
0xbff4, f1 > f2 ? f1 : f2, |
|
0xbff5, f1 < f2 ? f1 : f2, |
|
0xbff6, f1 < f2 ? ratio : ratio + 1, |
|
0xbff7, f1 > f2 ? ratio : ratio + 1, |
|
0xbff8, 0, |
|
0xbff9, 0, |
|
0xbffa, adjratio & 0xffff, |
|
0xbffb, adjratio >> 16, |
|
0xbf94, 0, |
|
0xbf95, 0, |
|
0, 0, |
|
}; |
|
|
|
return copy_packages(code, pack, 1, space); |
|
} |
|
|
|
static int final_package(struct go7007 *go, __le16 *code, int space) |
|
{ |
|
int rows = go->interlace_coding ? go->height / 32 : go->height / 16; |
|
u16 pack[] = { |
|
0x8000, |
|
0, |
|
0, |
|
0, |
|
0, |
|
0, |
|
0, |
|
2, |
|
((go->board_info->sensor_flags & GO7007_SENSOR_TV) && |
|
(!go->interlace_coding) ? |
|
(1 << 14) | (1 << 9) : 0) | |
|
((go->encoder_subsample ? 1 : 0) << 8) | |
|
(go->board_info->sensor_flags & |
|
GO7007_SENSOR_CONFIG_MASK), |
|
((go->encoder_v_halve ? 1 : 0) << 14) | |
|
(go->encoder_v_halve ? rows << 9 : rows << 8) | |
|
(go->encoder_h_halve ? 1 << 6 : 0) | |
|
(go->encoder_h_halve ? go->width >> 3 : go->width >> 4), |
|
(1 << 15) | (go->encoder_v_offset << 6) | |
|
(1 << 7) | (go->encoder_h_offset >> 2), |
|
(1 << 6), |
|
0, |
|
0, |
|
((go->fps_scale - 1) << 8) | |
|
(go->board_info->sensor_flags & GO7007_SENSOR_TV ? |
|
(1 << 7) : 0) | |
|
0x41, |
|
go->ipb ? 0xd4c : 0x36b, |
|
(rows << 8) | (go->width >> 4), |
|
go->format == V4L2_PIX_FMT_MPEG4 ? 0x0404 : 0, |
|
(1 << 15) | ((go->interlace_coding ? 1 : 0) << 13) | |
|
((go->closed_gop ? 1 : 0) << 12) | |
|
((go->format == V4L2_PIX_FMT_MPEG4 ? 1 : 0) << 11) | |
|
/* (1 << 9) | */ |
|
((go->ipb ? 3 : 0) << 7) | |
|
((go->modet_enable ? 1 : 0) << 2) | |
|
((go->dvd_mode ? 1 : 0) << 1) | 1, |
|
(go->format == V4L2_PIX_FMT_MPEG1 ? 0x89a0 : |
|
(go->format == V4L2_PIX_FMT_MPEG2 ? 0x89a0 : |
|
(go->format == V4L2_PIX_FMT_MJPEG ? 0x89a0 : |
|
(go->format == V4L2_PIX_FMT_MPEG4 ? 0x8920 : |
|
(go->format == V4L2_PIX_FMT_H263 ? 0x8920 : 0))))), |
|
go->ipb ? 0x1f15 : 0x1f0b, |
|
go->ipb ? 0x0015 : 0x000b, |
|
go->ipb ? 0xa800 : 0x5800, |
|
0xffff, |
|
0x0020 + 0x034b * 0, |
|
0x0020 + 0x034b * 1, |
|
0x0020 + 0x034b * 2, |
|
0x0020 + 0x034b * 3, |
|
0x0020 + 0x034b * 4, |
|
0x0020 + 0x034b * 5, |
|
go->ipb ? (go->gop_size / 3) : go->gop_size, |
|
(go->height >> 4) * (go->width >> 4) * 110 / 100, |
|
}; |
|
|
|
return copy_packages(code, pack, 1, space); |
|
} |
|
|
|
static int audio_to_package(struct go7007 *go, __le16 *code, int space) |
|
{ |
|
int clock_config = ((go->board_info->audio_flags & |
|
GO7007_AUDIO_I2S_MASTER ? 1 : 0) << 11) | |
|
((go->board_info->audio_flags & |
|
GO7007_AUDIO_OKI_MODE ? 1 : 0) << 8) | |
|
(((go->board_info->audio_bclk_div / 4) - 1) << 4) | |
|
(go->board_info->audio_main_div - 1); |
|
u16 pack[] = { |
|
0x200d, 0, |
|
0x9002, 0, |
|
0x9002, 0, |
|
0x9031, 0, |
|
0x9032, 0, |
|
0x9033, 0, |
|
0x9034, 0, |
|
0x9035, 0, |
|
0x9036, 0, |
|
0x9037, 0, |
|
0x9040, 0, |
|
0x9000, clock_config, |
|
0x9001, (go->board_info->audio_flags & 0xffff) | |
|
(1 << 9), |
|
0x9000, ((go->board_info->audio_flags & |
|
GO7007_AUDIO_I2S_MASTER ? |
|
1 : 0) << 10) | |
|
clock_config, |
|
0, 0, |
|
0, 0, |
|
0x2005, 0, |
|
0x9041, 0, |
|
0x9042, 256, |
|
0x9043, 0, |
|
0x9044, 16, |
|
0x9045, 16, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
0, 0, |
|
}; |
|
|
|
return copy_packages(code, pack, 2, space); |
|
} |
|
|
|
static int modet_to_package(struct go7007 *go, __le16 *code, int space) |
|
{ |
|
bool has_modet0 = go->modet[0].enable; |
|
bool has_modet1 = go->modet[1].enable; |
|
bool has_modet2 = go->modet[2].enable; |
|
bool has_modet3 = go->modet[3].enable; |
|
int ret, mb, i, addr, cnt = 0; |
|
u16 pack[32]; |
|
u16 thresholds[] = { |
|
0x200e, 0, |
|
0xbf82, has_modet0 ? go->modet[0].pixel_threshold : 32767, |
|
0xbf83, has_modet1 ? go->modet[1].pixel_threshold : 32767, |
|
0xbf84, has_modet2 ? go->modet[2].pixel_threshold : 32767, |
|
0xbf85, has_modet3 ? go->modet[3].pixel_threshold : 32767, |
|
0xbf86, has_modet0 ? go->modet[0].motion_threshold : 32767, |
|
0xbf87, has_modet1 ? go->modet[1].motion_threshold : 32767, |
|
0xbf88, has_modet2 ? go->modet[2].motion_threshold : 32767, |
|
0xbf89, has_modet3 ? go->modet[3].motion_threshold : 32767, |
|
0xbf8a, has_modet0 ? go->modet[0].mb_threshold : 32767, |
|
0xbf8b, has_modet1 ? go->modet[1].mb_threshold : 32767, |
|
0xbf8c, has_modet2 ? go->modet[2].mb_threshold : 32767, |
|
0xbf8d, has_modet3 ? go->modet[3].mb_threshold : 32767, |
|
0xbf8e, 0, |
|
0xbf8f, 0, |
|
0, 0, |
|
}; |
|
|
|
ret = copy_packages(code, thresholds, 1, space); |
|
if (ret < 0) |
|
return -1; |
|
cnt += ret; |
|
|
|
addr = 0xbac0; |
|
memset(pack, 0, 64); |
|
i = 0; |
|
for (mb = 0; mb < 1624; ++mb) { |
|
pack[i * 2 + 3] <<= 2; |
|
pack[i * 2 + 3] |= go->modet_map[mb]; |
|
if (mb % 8 != 7) |
|
continue; |
|
pack[i * 2 + 2] = addr++; |
|
++i; |
|
if (i == 10 || mb == 1623) { |
|
pack[0] = 0x2000 | i; |
|
ret = copy_packages(code + cnt, pack, 1, space - cnt); |
|
if (ret < 0) |
|
return -1; |
|
cnt += ret; |
|
i = 0; |
|
memset(pack, 0, 64); |
|
} |
|
pack[i * 2 + 3] = 0; |
|
} |
|
|
|
memset(pack, 0, 64); |
|
i = 0; |
|
for (addr = 0xbb90; addr < 0xbbfa; ++addr) { |
|
pack[i * 2 + 2] = addr; |
|
pack[i * 2 + 3] = 0; |
|
++i; |
|
if (i == 10 || addr == 0xbbf9) { |
|
pack[0] = 0x2000 | i; |
|
ret = copy_packages(code + cnt, pack, 1, space - cnt); |
|
if (ret < 0) |
|
return -1; |
|
cnt += ret; |
|
i = 0; |
|
memset(pack, 0, 64); |
|
} |
|
} |
|
return cnt; |
|
} |
|
|
|
static noinline_for_stack int do_special(struct go7007 *go, u16 type, |
|
__le16 *code, int space, int *framelen) |
|
{ |
|
switch (type) { |
|
case SPECIAL_FRM_HEAD: |
|
switch (go->format) { |
|
case V4L2_PIX_FMT_MJPEG: |
|
return gen_mjpeghdr_to_package(go, code, space); |
|
case V4L2_PIX_FMT_MPEG1: |
|
case V4L2_PIX_FMT_MPEG2: |
|
return gen_mpeg1hdr_to_package(go, code, space, |
|
framelen); |
|
case V4L2_PIX_FMT_MPEG4: |
|
return gen_mpeg4hdr_to_package(go, code, space, |
|
framelen); |
|
default: |
|
break; |
|
} |
|
break; |
|
case SPECIAL_BRC_CTRL: |
|
return brctrl_to_package(go, code, space, framelen); |
|
case SPECIAL_CONFIG: |
|
return config_package(go, code, space); |
|
case SPECIAL_SEQHEAD: |
|
switch (go->format) { |
|
case V4L2_PIX_FMT_MPEG1: |
|
case V4L2_PIX_FMT_MPEG2: |
|
return seqhead_to_package(go, code, space, |
|
mpeg1_sequence_header); |
|
case V4L2_PIX_FMT_MPEG4: |
|
return seqhead_to_package(go, code, space, |
|
mpeg4_sequence_header); |
|
default: |
|
return 0; |
|
} |
|
case SPECIAL_AV_SYNC: |
|
return avsync_to_package(go, code, space); |
|
case SPECIAL_FINAL: |
|
return final_package(go, code, space); |
|
case SPECIAL_AUDIO: |
|
return audio_to_package(go, code, space); |
|
case SPECIAL_MODET: |
|
return modet_to_package(go, code, space); |
|
} |
|
dev_err(go->dev, |
|
"firmware file contains unsupported feature %04x\n", type); |
|
return -1; |
|
} |
|
|
|
int go7007_construct_fw_image(struct go7007 *go, u8 **fw, int *fwlen) |
|
{ |
|
const struct firmware *fw_entry; |
|
__le16 *code, *src; |
|
int framelen[8] = { }; /* holds the lengths of empty frame templates */ |
|
int codespace = 64 * 1024, i = 0, srclen, chunk_len, chunk_flags; |
|
int mode_flag; |
|
int ret; |
|
|
|
switch (go->format) { |
|
case V4L2_PIX_FMT_MJPEG: |
|
mode_flag = FLAG_MODE_MJPEG; |
|
break; |
|
case V4L2_PIX_FMT_MPEG1: |
|
mode_flag = FLAG_MODE_MPEG1; |
|
break; |
|
case V4L2_PIX_FMT_MPEG2: |
|
mode_flag = FLAG_MODE_MPEG2; |
|
break; |
|
case V4L2_PIX_FMT_MPEG4: |
|
mode_flag = FLAG_MODE_MPEG4; |
|
break; |
|
default: |
|
return -1; |
|
} |
|
if (request_firmware(&fw_entry, GO7007_FW_NAME, go->dev)) { |
|
dev_err(go->dev, |
|
"unable to load firmware from file \"%s\"\n", |
|
GO7007_FW_NAME); |
|
return -1; |
|
} |
|
code = kcalloc(codespace, 2, GFP_KERNEL); |
|
if (code == NULL) |
|
goto fw_failed; |
|
|
|
src = (__le16 *)fw_entry->data; |
|
srclen = fw_entry->size / 2; |
|
while (srclen >= 2) { |
|
chunk_flags = __le16_to_cpu(src[0]); |
|
chunk_len = __le16_to_cpu(src[1]); |
|
if (chunk_len + 2 > srclen) { |
|
dev_err(go->dev, |
|
"firmware file \"%s\" appears to be corrupted\n", |
|
GO7007_FW_NAME); |
|
goto fw_failed; |
|
} |
|
if (chunk_flags & mode_flag) { |
|
if (chunk_flags & FLAG_SPECIAL) { |
|
ret = do_special(go, __le16_to_cpu(src[2]), |
|
&code[i], codespace - i, framelen); |
|
if (ret < 0) { |
|
dev_err(go->dev, |
|
"insufficient memory for firmware construction\n"); |
|
goto fw_failed; |
|
} |
|
i += ret; |
|
} else { |
|
if (codespace - i < chunk_len) { |
|
dev_err(go->dev, |
|
"insufficient memory for firmware construction\n"); |
|
goto fw_failed; |
|
} |
|
memcpy(&code[i], &src[2], chunk_len * 2); |
|
i += chunk_len; |
|
} |
|
} |
|
srclen -= chunk_len + 2; |
|
src += chunk_len + 2; |
|
} |
|
release_firmware(fw_entry); |
|
*fw = (u8 *)code; |
|
*fwlen = i * 2; |
|
return 0; |
|
|
|
fw_failed: |
|
kfree(code); |
|
release_firmware(fw_entry); |
|
return -1; |
|
} |
|
|
|
MODULE_FIRMWARE(GO7007_FW_NAME);
|
|
|