1 /*
2  * Copyright 2022 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 #ifndef __DML32_DISPLAY_MODE_VBA_H__
27 #define __DML32_DISPLAY_MODE_VBA_H__
28 
29 #include "../display_mode_enums.h"
30 
31 // To enable a lot of debug msg
32 //#define __DML_VBA_DEBUG__
33 // For DML-C changes that hasn't been propagated to VBA yet
34 //#define __DML_VBA_ALLOW_DELTA__
35 
36 // Move these to ip parameters/constant
37 // At which vstartup the DML start to try if the mode can be supported
38 #define __DML_VBA_MIN_VSTARTUP__    9
39 
40 // Delay in DCFCLK from ARB to DET (1st num is ARB to SDPIF, 2nd number is SDPIF to DET)
41 #define __DML_ARB_TO_RET_DELAY__    7 + 95
42 
43 // fudge factor for min dcfclk calclation
44 #define __DML_MIN_DCFCLK_FACTOR__   1.15
45 
46 // Prefetch schedule max vratio
47 #define __DML_MAX_VRATIO_PRE__ 4.0
48 
49 #define __DML_VBA_MAX_DST_Y_PRE__    63.75
50 
51 #define BPP_INVALID 0
52 #define BPP_BLENDED_PIPE 0xffffffff
53 
54 #define MEM_STROBE_FREQ_MHZ 1600
55 #define MEM_STROBE_MAX_DELIVERY_TIME_US 60.0
56 
57 struct display_mode_lib;
58 
59 void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib);
60 void dml32_recalculate(struct display_mode_lib *mode_lib);
61 
62 #endif
63