1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2015-2016 MediaTek Inc.
4  * Author: Houlong Wei <houlong.wei@mediatek.com>
5  *         Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
6  */
7 
8 #ifndef __MTK_MDP_IPI_H__
9 #define __MTK_MDP_IPI_H__
10 
11 #define MTK_MDP_MAX_NUM_PLANE		3
12 
13 enum mdp_ipi_msgid {
14 	AP_MDP_INIT		= 0xd000,
15 	AP_MDP_DEINIT		= 0xd001,
16 	AP_MDP_PROCESS		= 0xd002,
17 
18 	VPU_MDP_INIT_ACK	= 0xe000,
19 	VPU_MDP_DEINIT_ACK	= 0xe001,
20 	VPU_MDP_PROCESS_ACK	= 0xe002
21 };
22 
23 #pragma pack(push, 4)
24 
25 /**
26  * struct mdp_ipi_init - for AP_MDP_INIT
27  * @msg_id   : AP_MDP_INIT
28  * @ipi_id   : IPI_MDP
29  * @ap_inst  : AP mtk_mdp_vpu address
30  */
31 struct mdp_ipi_init {
32 	uint32_t msg_id;
33 	uint32_t ipi_id;
34 	uint64_t ap_inst;
35 };
36 
37 /**
38  * struct mdp_ipi_comm - for AP_MDP_PROCESS, AP_MDP_DEINIT
39  * @msg_id        : AP_MDP_PROCESS, AP_MDP_DEINIT
40  * @ipi_id        : IPI_MDP
41  * @ap_inst       : AP mtk_mdp_vpu address
42  * @vpu_inst_addr : VPU MDP instance address
43  */
44 struct mdp_ipi_comm {
45 	uint32_t msg_id;
46 	uint32_t ipi_id;
47 	uint64_t ap_inst;
48 	uint32_t vpu_inst_addr;
49 };
50 
51 /**
52  * struct mdp_ipi_comm_ack - for VPU_MDP_DEINIT_ACK, VPU_MDP_PROCESS_ACK
53  * @msg_id        : VPU_MDP_DEINIT_ACK, VPU_MDP_PROCESS_ACK
54  * @ipi_id        : IPI_MDP
55  * @ap_inst       : AP mtk_mdp_vpu address
56  * @vpu_inst_addr : VPU MDP instance address
57  * @status        : VPU exeuction result
58  */
59 struct mdp_ipi_comm_ack {
60 	uint32_t msg_id;
61 	uint32_t ipi_id;
62 	uint64_t ap_inst;
63 	uint32_t vpu_inst_addr;
64 	int32_t status;
65 };
66 
67 /**
68  * struct mdp_config - configured for source/destination image
69  * @x        : left
70  * @y        : top
71  * @w        : width
72  * @h        : height
73  * @w_stride : bytes in horizontal
74  * @h_stride : bytes in vertical
75  * @crop_x   : cropped left
76  * @crop_y   : cropped top
77  * @crop_w   : cropped width
78  * @crop_h   : cropped height
79  * @format   : color format
80  */
81 struct mdp_config {
82 	int32_t x;
83 	int32_t y;
84 	int32_t w;
85 	int32_t h;
86 	int32_t w_stride;
87 	int32_t h_stride;
88 	int32_t crop_x;
89 	int32_t crop_y;
90 	int32_t crop_w;
91 	int32_t crop_h;
92 	int32_t format;
93 };
94 
95 struct mdp_buffer {
96 	uint64_t addr_mva[MTK_MDP_MAX_NUM_PLANE];
97 	int32_t plane_size[MTK_MDP_MAX_NUM_PLANE];
98 	int32_t plane_num;
99 };
100 
101 struct mdp_config_misc {
102 	int32_t orientation; /* 0, 90, 180, 270 */
103 	int32_t hflip; /* 1 will enable the flip */
104 	int32_t vflip; /* 1 will enable the flip */
105 	int32_t alpha; /* global alpha */
106 };
107 
108 struct mdp_process_vsi {
109 	struct mdp_config src_config;
110 	struct mdp_buffer src_buffer;
111 	struct mdp_config dst_config;
112 	struct mdp_buffer dst_buffer;
113 	struct mdp_config_misc misc;
114 };
115 
116 #pragma pack(pop)
117 
118 #endif /* __MTK_MDP_IPI_H__ */
119