xref: /linux/drivers/gpu/drm/msm/disp/mdp5/mdp5_cfg.h (revision ebf68996de0ab250c5d520eb2291ab65643e9a1e)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2014 The Linux Foundation. All rights reserved.
4  */
5 
6 #ifndef __MDP5_CFG_H__
7 #define __MDP5_CFG_H__
8 
9 #include "msm_drv.h"
10 
11 /*
12  * mdp5_cfg
13  *
14  * This module configures the dynamic offsets used by mdp5.xml.h
15  * (initialized in mdp5_cfg.c)
16  */
17 extern const struct mdp5_cfg_hw *mdp5_cfg;
18 
19 #define MAX_CTL			8
20 #define MAX_BASES		8
21 #define MAX_SMP_BLOCKS		44
22 #define MAX_CLIENTS		32
23 
24 typedef DECLARE_BITMAP(mdp5_smp_state_t, MAX_SMP_BLOCKS);
25 
26 #define MDP5_SUB_BLOCK_DEFINITION \
27 	unsigned int count; \
28 	uint32_t base[MAX_BASES]
29 
30 struct mdp5_sub_block {
31 	MDP5_SUB_BLOCK_DEFINITION;
32 };
33 
34 struct mdp5_lm_instance {
35 	int id;
36 	int pp;
37 	int dspp;
38 	uint32_t caps;
39 };
40 
41 struct mdp5_lm_block {
42 	MDP5_SUB_BLOCK_DEFINITION;
43 	struct mdp5_lm_instance instances[MAX_BASES];
44 	uint32_t nb_stages;		/* number of stages per blender */
45 	uint32_t max_width;		/* Maximum output resolution */
46 	uint32_t max_height;
47 };
48 
49 struct mdp5_pipe_block {
50 	MDP5_SUB_BLOCK_DEFINITION;
51 	uint32_t caps;			/* pipe capabilities */
52 };
53 
54 struct mdp5_ctl_block {
55 	MDP5_SUB_BLOCK_DEFINITION;
56 	uint32_t flush_hw_mask;		/* FLUSH register's hardware mask */
57 };
58 
59 struct mdp5_smp_block {
60 	int mmb_count;			/* number of SMP MMBs */
61 	int mmb_size;			/* MMB: size in bytes */
62 	uint32_t clients[MAX_CLIENTS];	/* SMP port allocation /pipe */
63 	mdp5_smp_state_t reserved_state;/* SMP MMBs statically allocated */
64 	uint8_t reserved[MAX_CLIENTS];	/* # of MMBs allocated per client */
65 };
66 
67 struct mdp5_mdp_block {
68 	MDP5_SUB_BLOCK_DEFINITION;
69 	uint32_t caps;			/* MDP capabilities: MDP_CAP_xxx bits */
70 };
71 
72 #define MDP5_INTF_NUM_MAX	5
73 
74 struct mdp5_intf_block {
75 	uint32_t base[MAX_BASES];
76 	u32 connect[MDP5_INTF_NUM_MAX]; /* array of enum mdp5_intf_type */
77 };
78 
79 struct mdp5_cfg_hw {
80 	char  *name;
81 
82 	struct mdp5_mdp_block mdp;
83 	struct mdp5_smp_block smp;
84 	struct mdp5_ctl_block ctl;
85 	struct mdp5_pipe_block pipe_vig;
86 	struct mdp5_pipe_block pipe_rgb;
87 	struct mdp5_pipe_block pipe_dma;
88 	struct mdp5_pipe_block pipe_cursor;
89 	struct mdp5_lm_block  lm;
90 	struct mdp5_sub_block dspp;
91 	struct mdp5_sub_block ad;
92 	struct mdp5_sub_block pp;
93 	struct mdp5_sub_block dsc;
94 	struct mdp5_sub_block cdm;
95 	struct mdp5_intf_block intf;
96 
97 	uint32_t max_clk;
98 };
99 
100 /* platform config data (ie. from DT, or pdata) */
101 struct mdp5_cfg_platform {
102 	struct iommu_domain *iommu;
103 };
104 
105 struct mdp5_cfg {
106 	const struct mdp5_cfg_hw *hw;
107 	struct mdp5_cfg_platform platform;
108 };
109 
110 struct mdp5_kms;
111 struct mdp5_cfg_handler;
112 
113 const struct mdp5_cfg_hw *mdp5_cfg_get_hw_config(struct mdp5_cfg_handler *cfg_hnd);
114 struct mdp5_cfg *mdp5_cfg_get_config(struct mdp5_cfg_handler *cfg_hnd);
115 int mdp5_cfg_get_hw_rev(struct mdp5_cfg_handler *cfg_hnd);
116 
117 #define mdp5_cfg_intf_is_virtual(intf_type) ({	\
118 	typeof(intf_type) __val = (intf_type);	\
119 	(__val) >= INTF_VIRTUAL ? true : false; })
120 
121 struct mdp5_cfg_handler *mdp5_cfg_init(struct mdp5_kms *mdp5_kms,
122 		uint32_t major, uint32_t minor);
123 void mdp5_cfg_destroy(struct mdp5_cfg_handler *cfg_hnd);
124 
125 #endif /* __MDP5_CFG_H__ */
126