drivers/staging/media/atomisp/pci/isp2401_input_system_global.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Support for Intel Camera Imaging ISP subsystem.
   4  * Copyright (c) 2015, Intel Corporation.
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms and conditions of the GNU General Public License,
   8  * version 2, as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13  * more details.
  14  */
  15
  16 /* CSI reveiver has 3 ports. */
  17 #define         N_CSI_PORTS (3)
  18
  19 #include "system_local.h"
  20 #include "isys_dma_global.h"    /*      isys2401_dma_channel,
  21                                  *      isys2401_dma_cfg_t
  22                                  */
  23
  24 #include "ibuf_ctrl_local.h"    /*      ibuf_cfg_t,
  25                                  *      ibuf_ctrl_cfg_t
  26                                  */
  27
  28 #include "isys_stream2mmio.h"   /*      stream2mmio_cfg_t */
  29
  30 #include "csi_rx.h"             /*      csi_rx_frontend_cfg_t,
  31                                  *      csi_rx_backend_cfg_t,
  32                                  *      csi_rx_backend_lut_entry_t
  33                                  */
  34 #include "pixelgen.h"
  35
  36 #define INPUT_SYSTEM_N_STREAM_ID  6     /* maximum number of simultaneous
  37                                         virtual channels supported*/
  38
  39 typedef enum {
  40         INPUT_SYSTEM_SOURCE_TYPE_UNDEFINED = 0,
  41         INPUT_SYSTEM_SOURCE_TYPE_SENSOR,
  42         INPUT_SYSTEM_SOURCE_TYPE_TPG,
  43         INPUT_SYSTEM_SOURCE_TYPE_PRBS,
  44         N_INPUT_SYSTEM_SOURCE_TYPE
  45 } input_system_source_type_t;
  46
  47 typedef enum {
  48         INPUT_SYSTEM_POLL_ON_WAIT_FOR_FRAME,
  49         INPUT_SYSTEM_POLL_ON_CAPTURE_REQUEST,
  50 } input_system_polling_mode_t;
  51
  52 typedef struct input_system_channel_s input_system_channel_t;
  53 struct input_system_channel_s {
  54         stream2mmio_ID_t        stream2mmio_id;
  55         stream2mmio_sid_ID_t    stream2mmio_sid_id;
  56
  57         ibuf_ctrl_ID_t          ibuf_ctrl_id;
  58         isp2401_ib_buffer_t     ib_buffer;
  59
  60         isys2401_dma_ID_t       dma_id;
  61         isys2401_dma_channel    dma_channel;
  62 };
  63
  64 typedef struct input_system_channel_cfg_s input_system_channel_cfg_t;
  65 struct input_system_channel_cfg_s {
  66         stream2mmio_cfg_t       stream2mmio_cfg;
  67         ibuf_ctrl_cfg_t         ibuf_ctrl_cfg;
  68         isys2401_dma_cfg_t      dma_cfg;
  69         isys2401_dma_port_cfg_t dma_src_port_cfg;
  70         isys2401_dma_port_cfg_t dma_dest_port_cfg;
  71 };
  72
  73 typedef struct input_system_input_port_s input_system_input_port_t;
  74 struct input_system_input_port_s {
  75         input_system_source_type_t      source_type;
  76
  77         struct {
  78                 csi_rx_frontend_ID_t            frontend_id;
  79                 csi_rx_backend_ID_t             backend_id;
  80                 csi_mipi_packet_type_t          packet_type;
  81                 csi_rx_backend_lut_entry_t      backend_lut_entry;
  82         } csi_rx;
  83
  84         struct {
  85                 csi_mipi_packet_type_t          packet_type;
  86                 csi_rx_backend_lut_entry_t      backend_lut_entry;
  87         } metadata;
  88
  89         struct {
  90                 pixelgen_ID_t                   pixelgen_id;
  91         } pixelgen;
  92 };
  93
  94 typedef struct input_system_input_port_cfg_s input_system_input_port_cfg_t;
  95 struct input_system_input_port_cfg_s {
  96         struct {
  97                 csi_rx_frontend_cfg_t   frontend_cfg;
  98                 csi_rx_backend_cfg_t    backend_cfg;
  99                 csi_rx_backend_cfg_t    md_backend_cfg;
 100         } csi_rx_cfg;
 101
 102         struct {
 103                 pixelgen_tpg_cfg_t      tpg_cfg;
 104                 pixelgen_prbs_cfg_t     prbs_cfg;
 105         } pixelgen_cfg;
 106 };
 107
 108 typedef struct isp2401_input_system_cfg_s isp2401_input_system_cfg_t;
 109 struct isp2401_input_system_cfg_s {
 110         input_system_input_port_ID_t    input_port_id;
 111
 112         input_system_source_type_t      mode;
 113
 114         /* ISP2401 */
 115         input_system_polling_mode_t     polling_mode;
 116
 117         bool online;
 118         bool raw_packed;
 119         s8 linked_isys_stream_id;
 120
 121         struct {
 122                 bool    comp_enable;
 123                 s32     active_lanes;
 124                 s32     fmt_type;
 125                 s32     ch_id;
 126                 s32 comp_predictor;
 127                 s32 comp_scheme;
 128         } csi_port_attr;
 129
 130         pixelgen_tpg_cfg_t      tpg_port_attr;
 131
 132         pixelgen_prbs_cfg_t prbs_port_attr;
 133
 134         struct {
 135                 s32 align_req_in_bytes;
 136                 s32 bits_per_pixel;
 137                 s32 pixels_per_line;
 138                 s32 lines_per_frame;
 139         } input_port_resolution;
 140
 141         struct {
 142                 s32 left_padding;
 143                 s32 max_isp_input_width;
 144         } output_port_attr;
 145
 146         struct {
 147                 bool    enable;
 148                 s32 fmt_type;
 149                 s32 align_req_in_bytes;
 150                 s32 bits_per_pixel;
 151                 s32 pixels_per_line;
 152                 s32 lines_per_frame;
 153         } metadata;
 154 };
 155
 156 typedef struct virtual_input_system_stream_s virtual_input_system_stream_t;
 157 struct virtual_input_system_stream_s {
 158         u32 id;                         /*Used when multiple MIPI data types and/or virtual channels are used.
 159                                                                 Must be unique within one CSI RX
 160                                                                 and lower than SH_CSS_MAX_ISYS_CHANNEL_NODES */
 161         u8 enable_metadata;
 162         input_system_input_port_t       input_port;
 163         input_system_channel_t          channel;
 164         input_system_channel_t          md_channel; /* metadata channel */
 165         u8 online;
 166         s8 linked_isys_stream_id;
 167         u8 valid;
 168
 169         /* ISP2401 */
 170         input_system_polling_mode_t     polling_mode;
 171         s32 subscr_index;
 172 };
 173
 174 typedef struct virtual_input_system_stream_cfg_s
 175         virtual_input_system_stream_cfg_t;
 176 struct virtual_input_system_stream_cfg_s {
 177         u8 enable_metadata;
 178         input_system_input_port_cfg_t   input_port_cfg;
 179         input_system_channel_cfg_t      channel_cfg;
 180         input_system_channel_cfg_t      md_channel_cfg;
 181         u8 valid;
 182 };
 183
 184 #define ISP_INPUT_BUF_START_ADDR        0
 185 #define NUM_OF_INPUT_BUF                2
 186 #define NUM_OF_LINES_PER_BUF            2
 187 #define LINES_OF_ISP_INPUT_BUF          (NUM_OF_INPUT_BUF * NUM_OF_LINES_PER_BUF)
 188 #define ISP_INPUT_BUF_STRIDE            SH_CSS_MAX_SENSOR_WIDTH