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

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 // SPDX-License-Identifier: GPL-2.0-or-later
   3 /*
   4  *    (c) 2020 Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
   5  */
   6
   7 #include "type_support.h"
   8 #include "input_system_global.h"
   9
  10 typedef enum {
  11         INPUT_SYSTEM_PORT_A = 0,
  12         INPUT_SYSTEM_PORT_B,
  13         INPUT_SYSTEM_PORT_C,
  14         N_INPUT_SYSTEM_PORTS
  15 } input_system_csi_port_t;
  16
  17 typedef struct ctrl_unit_cfg_s                  ctrl_unit_cfg_t;
  18 typedef struct input_system_network_cfg_s       input_system_network_cfg_t;
  19 typedef struct target_cfg2400_s         target_cfg2400_t;
  20 typedef struct channel_cfg_s                    channel_cfg_t;
  21 typedef struct backend_channel_cfg_s            backend_channel_cfg_t;
  22 typedef struct input_system_cfg2400_s           input_system_cfg2400_t;
  23 typedef struct mipi_port_state_s                mipi_port_state_t;
  24 typedef struct rx_channel_state_s               rx_channel_state_t;
  25 typedef struct input_switch_cfg_channel_s       input_switch_cfg_channel_t;
  26 typedef struct input_switch_cfg_s               input_switch_cfg_t;
  27
  28 struct ctrl_unit_cfg_s {
  29         isp2400_ib_buffer_t             buffer_mipi[N_CAPTURE_UNIT_ID];
  30         isp2400_ib_buffer_t             buffer_acquire[N_ACQUISITION_UNIT_ID];
  31 };
  32
  33 struct input_system_network_cfg_s {
  34         input_system_connection_t       multicast_cfg[N_CAPTURE_UNIT_ID];
  35         input_system_multiplex_t        mux_cfg;
  36         ctrl_unit_cfg_t                         ctrl_unit_cfg[N_CTRL_UNIT_ID];
  37 };
  38
  39 typedef struct {
  40 // TBD.
  41         u32     dummy_parameter;
  42 } target_isp_cfg_t;
  43
  44 typedef struct {
  45 // TBD.
  46         u32     dummy_parameter;
  47 } target_sp_cfg_t;
  48
  49 typedef struct {
  50 // TBD.
  51         u32     dummy_parameter;
  52 } target_strm2mem_cfg_t;
  53
  54 struct input_switch_cfg_channel_s {
  55         u32 hsync_data_reg[2];
  56         u32 vsync_data_reg;
  57 };
  58
  59 struct backend_channel_cfg_s {
  60         u32     fmt_control_word_1; // Format config.
  61         u32     fmt_control_word_2;
  62         u32     no_side_band;
  63 };
  64
  65 typedef union  {
  66         csi_cfg_t       csi_cfg;
  67         tpg_cfg_t       tpg_cfg;
  68         prbs_cfg_t      prbs_cfg;
  69         gpfifo_cfg_t    gpfifo_cfg;
  70 } source_cfg_t;
  71
  72 struct input_switch_cfg_s {
  73         u32 hsync_data_reg[N_RX_CHANNEL_ID * 2];
  74         u32 vsync_data_reg;
  75 };
  76
  77 /*
  78  * In 2300 ports can be configured independently and stream
  79  * formats need to be specified. In 2400, there are only 8
  80  * supported configurations but the HW is fused to support
  81  * only a single one.
  82  *
  83  * In 2300 the compressed format types are programmed by the
  84  * user. In 2400 all stream formats are encoded on the stream.
  85  *
  86  * Use the enum to check validity of a user configuration
  87  */
  88 typedef enum {
  89         MONO_4L_1L_0L = 0,
  90         MONO_3L_1L_0L,
  91         MONO_2L_1L_0L,
  92         MONO_1L_1L_0L,
  93         STEREO_2L_1L_2L,
  94         STEREO_3L_1L_1L,
  95         STEREO_2L_1L_1L,
  96         STEREO_1L_1L_1L,
  97         N_RX_MODE
  98 } rx_mode_t;
  99
 100 #define UNCOMPRESSED_BITS_PER_PIXEL_10  10
 101 #define UNCOMPRESSED_BITS_PER_PIXEL_12  12
 102 #define COMPRESSED_BITS_PER_PIXEL_6     6
 103 #define COMPRESSED_BITS_PER_PIXEL_7     7
 104 #define COMPRESSED_BITS_PER_PIXEL_8     8
 105 enum mipi_compressor {
 106         MIPI_COMPRESSOR_NONE = 0,
 107         MIPI_COMPRESSOR_10_6_10,
 108         MIPI_COMPRESSOR_10_7_10,
 109         MIPI_COMPRESSOR_10_8_10,
 110         MIPI_COMPRESSOR_12_6_12,
 111         MIPI_COMPRESSOR_12_7_12,
 112         MIPI_COMPRESSOR_12_8_12,
 113         N_MIPI_COMPRESSOR_METHODS
 114 };
 115
 116 typedef enum mipi_compressor mipi_compressor_t;
 117
 118 typedef enum {
 119         MIPI_PREDICTOR_NONE = 0,
 120         MIPI_PREDICTOR_TYPE1,
 121         MIPI_PREDICTOR_TYPE2,
 122         N_MIPI_PREDICTOR_TYPES
 123 } mipi_predictor_t;
 124
 125 typedef struct rx_cfg_s         rx_cfg_t;
 126
 127 /*
 128  * Applied per port
 129  */
 130 struct rx_cfg_s {
 131         rx_mode_t                       mode;   /* The HW config */
 132         enum mipi_port_id               port;   /* The port ID to apply the control on */
 133         unsigned int            timeout;
 134         unsigned int            initcount;
 135         unsigned int            synccount;
 136         unsigned int            rxcount;
 137         mipi_predictor_t        comp;   /* Just for backward compatibility */
 138         bool                is_two_ppc;
 139 };
 140
 141 #ifdef ISP2401
 142 #  include "isp2401_input_system_local.h"
 143 #else
 144 #  include "isp2400_input_system_local.h"
 145 #endif