1 /*
2  * Copyright (c) 2014 The Linux Foundation. All rights reserved.
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 version 2 and
6  * only version 2 as published by the Free Software Foundation.
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 
14 #ifndef __MDP5_CFG_H__
15 #define __MDP5_CFG_H__
16 
17 #include "msm_drv.h"
18 
19 /*
20  * mdp5_cfg
21  *
22  * This module configures the dynamic offsets used by mdp5.xml.h
23  * (initialized in mdp5_cfg.c)
24  */
25 extern const struct mdp5_cfg_hw *mdp5_cfg;
26 
27 #define MAX_CTL			8
28 #define MAX_BASES		8
29 #define MAX_SMP_BLOCKS		44
30 #define MAX_CLIENTS		32
31 
32 typedef DECLARE_BITMAP(mdp5_smp_state_t, MAX_SMP_BLOCKS);
33 
34 #define MDP5_SUB_BLOCK_DEFINITION \
35 	unsigned int count; \
36 	uint32_t base[MAX_BASES]
37 
38 struct mdp5_sub_block {
39 	MDP5_SUB_BLOCK_DEFINITION;
40 };
41 
42 struct mdp5_lm_instance {
43 	int id;
44 	int pp;
45 	int dspp;
46 	uint32_t caps;
47 };
48 
49 struct mdp5_lm_block {
50 	MDP5_SUB_BLOCK_DEFINITION;
51 	struct mdp5_lm_instance instances[MAX_BASES];
52 	uint32_t nb_stages;		/* number of stages per blender */
53 	uint32_t max_width;		/* Maximum output resolution */
54 	uint32_t max_height;
55 };
56 
57 struct mdp5_pipe_block {
58 	MDP5_SUB_BLOCK_DEFINITION;
59 	uint32_t caps;			/* pipe capabilities */
60 };
61 
62 struct mdp5_ctl_block {
63 	MDP5_SUB_BLOCK_DEFINITION;
64 	uint32_t flush_hw_mask;		/* FLUSH register's hardware mask */
65 };
66 
67 struct mdp5_smp_block {
68 	int mmb_count;			/* number of SMP MMBs */
69 	int mmb_size;			/* MMB: size in bytes */
70 	uint32_t clients[MAX_CLIENTS];	/* SMP port allocation /pipe */
71 	mdp5_smp_state_t reserved_state;/* SMP MMBs statically allocated */
72 	uint8_t reserved[MAX_CLIENTS];	/* # of MMBs allocated per client */
73 };
74 
75 struct mdp5_mdp_block {
76 	MDP5_SUB_BLOCK_DEFINITION;
77 	uint32_t caps;			/* MDP capabilities: MDP_CAP_xxx bits */
78 };
79 
80 #define MDP5_INTF_NUM_MAX	5
81 
82 struct mdp5_intf_block {
83 	uint32_t base[MAX_BASES];
84 	u32 connect[MDP5_INTF_NUM_MAX]; /* array of enum mdp5_intf_type */
85 };
86 
87 struct mdp5_cfg_hw {
88 	char  *name;
89 
90 	struct mdp5_mdp_block mdp;
91 	struct mdp5_smp_block smp;
92 	struct mdp5_ctl_block ctl;
93 	struct mdp5_pipe_block pipe_vig;
94 	struct mdp5_pipe_block pipe_rgb;
95 	struct mdp5_pipe_block pipe_dma;
96 	struct mdp5_pipe_block pipe_cursor;
97 	struct mdp5_lm_block  lm;
98 	struct mdp5_sub_block dspp;
99 	struct mdp5_sub_block ad;
100 	struct mdp5_sub_block pp;
101 	struct mdp5_sub_block dsc;
102 	struct mdp5_sub_block cdm;
103 	struct mdp5_intf_block intf;
104 
105 	uint32_t max_clk;
106 };
107 
108 /* platform config data (ie. from DT, or pdata) */
109 struct mdp5_cfg_platform {
110 	struct iommu_domain *iommu;
111 };
112 
113 struct mdp5_cfg {
114 	const struct mdp5_cfg_hw *hw;
115 	struct mdp5_cfg_platform platform;
116 };
117 
118 struct mdp5_kms;
119 struct mdp5_cfg_handler;
120 
121 const struct mdp5_cfg_hw *mdp5_cfg_get_hw_config(struct mdp5_cfg_handler *cfg_hnd);
122 struct mdp5_cfg *mdp5_cfg_get_config(struct mdp5_cfg_handler *cfg_hnd);
123 int mdp5_cfg_get_hw_rev(struct mdp5_cfg_handler *cfg_hnd);
124 
125 #define mdp5_cfg_intf_is_virtual(intf_type) ({	\
126 	typeof(intf_type) __val = (intf_type);	\
127 	(__val) >= INTF_VIRTUAL ? true : false; })
128 
129 struct mdp5_cfg_handler *mdp5_cfg_init(struct mdp5_kms *mdp5_kms,
130 		uint32_t major, uint32_t minor);
131 void mdp5_cfg_destroy(struct mdp5_cfg_handler *cfg_hnd);
132 
133 #endif /* __MDP5_CFG_H__ */
134