drivers/media/platform/mtk-mdp/mtk_mdp_ipi.h

   1 /*
   2  * Copyright (c) 2015-2016 MediaTek Inc.
   3  * Author: Houlong Wei <houlong.wei@mediatek.com>
   4  *         Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #ifndef __MTK_MDP_IPI_H__
  17 #define __MTK_MDP_IPI_H__
  18
  19 #define MTK_MDP_MAX_NUM_PLANE           3
  20
  21 enum mdp_ipi_msgid {
  22         AP_MDP_INIT             = 0xd000,
  23         AP_MDP_DEINIT           = 0xd001,
  24         AP_MDP_PROCESS          = 0xd002,
  25
  26         VPU_MDP_INIT_ACK        = 0xe000,
  27         VPU_MDP_DEINIT_ACK      = 0xe001,
  28         VPU_MDP_PROCESS_ACK     = 0xe002
  29 };
  30
  31 #pragma pack(push, 4)
  32
  33 /**
  34  * struct mdp_ipi_init - for AP_MDP_INIT
  35  * @msg_id   : AP_MDP_INIT
  36  * @ipi_id   : IPI_MDP
  37  * @ap_inst  : AP mtk_mdp_vpu address
  38  */
  39 struct mdp_ipi_init {
  40         uint32_t msg_id;
  41         uint32_t ipi_id;
  42         uint64_t ap_inst;
  43 };
  44
  45 /**
  46  * struct mdp_ipi_comm - for AP_MDP_PROCESS, AP_MDP_DEINIT
  47  * @msg_id        : AP_MDP_PROCESS, AP_MDP_DEINIT
  48  * @ipi_id        : IPI_MDP
  49  * @ap_inst       : AP mtk_mdp_vpu address
  50  * @vpu_inst_addr : VPU MDP instance address
  51  */
  52 struct mdp_ipi_comm {
  53         uint32_t msg_id;
  54         uint32_t ipi_id;
  55         uint64_t ap_inst;
  56         uint32_t vpu_inst_addr;
  57 };
  58
  59 /**
  60  * struct mdp_ipi_comm_ack - for VPU_MDP_DEINIT_ACK, VPU_MDP_PROCESS_ACK
  61  * @msg_id        : VPU_MDP_DEINIT_ACK, VPU_MDP_PROCESS_ACK
  62  * @ipi_id        : IPI_MDP
  63  * @ap_inst       : AP mtk_mdp_vpu address
  64  * @vpu_inst_addr : VPU MDP instance address
  65  * @status        : VPU exeuction result
  66  */
  67 struct mdp_ipi_comm_ack {
  68         uint32_t msg_id;
  69         uint32_t ipi_id;
  70         uint64_t ap_inst;
  71         uint32_t vpu_inst_addr;
  72         int32_t status;
  73 };
  74
  75 /**
  76  * struct mdp_config - configured for source/destination image
  77  * @x        : left
  78  * @y        : top
  79  * @w        : width
  80  * @h        : height
  81  * @w_stride : bytes in horizontal
  82  * @h_stride : bytes in vertical
  83  * @crop_x   : cropped left
  84  * @crop_y   : cropped top
  85  * @crop_w   : cropped width
  86  * @crop_h   : cropped height
  87  * @format   : color format
  88  */
  89 struct mdp_config {
  90         int32_t x;
  91         int32_t y;
  92         int32_t w;
  93         int32_t h;
  94         int32_t w_stride;
  95         int32_t h_stride;
  96         int32_t crop_x;
  97         int32_t crop_y;
  98         int32_t crop_w;
  99         int32_t crop_h;
 100         int32_t format;
 101 };
 102
 103 struct mdp_buffer {
 104         uint64_t addr_mva[MTK_MDP_MAX_NUM_PLANE];
 105         int32_t plane_size[MTK_MDP_MAX_NUM_PLANE];
 106         int32_t plane_num;
 107 };
 108
 109 struct mdp_config_misc {
 110         int32_t orientation; /* 0, 90, 180, 270 */
 111         int32_t hflip; /* 1 will enable the flip */
 112         int32_t vflip; /* 1 will enable the flip */
 113         int32_t alpha; /* global alpha */
 114 };
 115
 116 struct mdp_process_vsi {
 117         struct mdp_config src_config;
 118         struct mdp_buffer src_buffer;
 119         struct mdp_config dst_config;
 120         struct mdp_buffer dst_buffer;
 121         struct mdp_config_misc misc;
 122 };
 123
 124 #pragma pack(pop)
 125
 126 #endif /* __MTK_MDP_IPI_H__ */