1 /*
2  *  Driver for the Conexant CX25821 PCIe bridge
3  *
4  *  Copyright (C) 2009 Conexant Systems Inc.
5  *  Authors  <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; either version 2 of the License, or
10  *  (at your option) any later version.
11  *
12  *  This program is distributed in the hope that it will be useful,
13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  *
16  *  GNU General Public License for more details.
17  *
18  *  You should have received a copy of the GNU General Public License
19  *  along with this program; if not, write to the Free Software
20  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  */
22 
23 #include <linux/mutex.h>
24 #include <linux/workqueue.h>
25 
26 #define OUTPUT_FRMT_656       0
27 #define OPEN_FILE_1           0
28 #define NUM_PROGS             8
29 #define NUM_FRAMES            2
30 #define ODD_FIELD             0
31 #define EVEN_FIELD            1
32 #define TOP_OFFSET            0
33 #define FIFO_DISABLE          0
34 #define FIFO_ENABLE           1
35 #define TEST_FRAMES           5
36 #define END_OF_FILE           0
37 #define IN_PROGRESS           1
38 #define RESET_STATUS          -1
39 #define NUM_NO_OPS            5
40 
41 /* PAL and NTSC line sizes and number of lines. */
42 #define WIDTH_D1              720
43 #define NTSC_LINES_PER_FRAME  480
44 #define PAL_LINES_PER_FRAME   576
45 #define PAL_LINE_SZ           1440
46 #define Y422_LINE_SZ          1440
47 #define Y411_LINE_SZ          1080
48 #define NTSC_FIELD_HEIGHT     240
49 #define NTSC_ODD_FLD_LINES    241
50 #define PAL_FIELD_HEIGHT      288
51 
52 #define FRAME_SIZE_NTSC_Y422    (NTSC_LINES_PER_FRAME * Y422_LINE_SZ)
53 #define FRAME_SIZE_NTSC_Y411    (NTSC_LINES_PER_FRAME * Y411_LINE_SZ)
54 #define FRAME_SIZE_PAL_Y422     (PAL_LINES_PER_FRAME * Y422_LINE_SZ)
55 #define FRAME_SIZE_PAL_Y411     (PAL_LINES_PER_FRAME * Y411_LINE_SZ)
56 
57 #define NTSC_DATA_BUF_SZ        (Y422_LINE_SZ * NTSC_LINES_PER_FRAME)
58 #define PAL_DATA_BUF_SZ         (Y422_LINE_SZ * PAL_LINES_PER_FRAME)
59 
60 #define RISC_WRITECR_INSTRUCTION_SIZE   16
61 #define RISC_SYNC_INSTRUCTION_SIZE      4
62 #define JUMP_INSTRUCTION_SIZE           12
63 #define MAXSIZE_NO_OPS                  36
64 #define DWORD_SIZE                      4
65 
66 #define USE_RISC_NOOP_VIDEO   1
67 
68 #ifdef USE_RISC_NOOP_VIDEO
69 #define PAL_US_VID_PROG_SIZE        ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE +   \
70 				      RISC_SYNC_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
71 
72 #define PAL_RISC_BUF_SIZE           (2 * PAL_US_VID_PROG_SIZE)
73 
74 #define PAL_VID_PROG_SIZE           ((PAL_FIELD_HEIGHT*2) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
75 				      RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE + 2*NUM_NO_OPS*DWORD_SIZE)
76 
77 #define ODD_FLD_PAL_PROG_SIZE       ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + \
78 				      RISC_WRITECR_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
79 
80 #define ODD_FLD_NTSC_PROG_SIZE      ((NTSC_ODD_FLD_LINES) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + \
81 				      RISC_WRITECR_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
82 
83 #define NTSC_US_VID_PROG_SIZE       ((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
84 				      JUMP_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
85 
86 #define NTSC_RISC_BUF_SIZE          (2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE))
87 
88 #define FRAME1_VID_PROG_SIZE        ((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
89 				      RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE + 2*NUM_NO_OPS*DWORD_SIZE)
90 
91 #endif
92 
93 #ifndef USE_RISC_NOOP_VIDEO
94 #define PAL_US_VID_PROG_SIZE        ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
95 				      RISC_SYNC_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
96 
97 #define PAL_RISC_BUF_SIZE           (2 * PAL_US_VID_PROG_SIZE)
98 
99 #define PAL_VID_PROG_SIZE           ((PAL_FIELD_HEIGHT*2) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
100 				      RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
101 
102 #define ODD_FLD_PAL_PROG_SIZE       ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)
103 #define ODD_FLD_NTSC_PROG_SIZE      ((NTSC_ODD_FLD_LINES) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)
104 
105 #define NTSC_US_VID_PROG_SIZE       ((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
106 #define NTSC_RISC_BUF_SIZE          (2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE))
107 #define FRAME1_VID_PROG_SIZE        ((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
108 				      RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
109 #endif
110