sound/drivers/vx/vx_cmd.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Driver for Digigram VX soundcards
   4  *
   5  * Definitions of DSP commands
   6  *
   7  * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
   8  */
   9
  10 #ifndef __VX_CMD_H
  11 #define __VX_CMD_H
  12
  13 enum {
  14         CMD_VERSION,
  15         CMD_SUPPORTED,
  16         CMD_TEST_IT,
  17         CMD_SEND_IRQA,
  18         CMD_IBL,
  19         CMD_ASYNC,
  20         CMD_RES_PIPE,
  21         CMD_FREE_PIPE,
  22         CMD_CONF_PIPE,
  23         CMD_ABORT_CONF_PIPE,
  24         CMD_PARAM_OUTPUT_PIPE,
  25         CMD_STOP_PIPE,
  26         CMD_PIPE_STATE,
  27         CMD_PIPE_SPL_COUNT,
  28         CMD_CAN_START_PIPE,
  29         CMD_SIZE_HBUFFER,
  30         CMD_START_STREAM,
  31         CMD_START_ONE_STREAM,
  32         CMD_PAUSE_STREAM,
  33         CMD_PAUSE_ONE_STREAM,
  34         CMD_STREAM_OUT_LEVEL_ADJUST,
  35         CMD_STOP_STREAM,
  36         CMD_FORMAT_STREAM_OUT,
  37         CMD_FORMAT_STREAM_IN,
  38         CMD_GET_STREAM_STATE,
  39         CMD_DROP_BYTES_AWAY,
  40         CMD_GET_REMAINING_BYTES,
  41         CMD_CONNECT_AUDIO,
  42         CMD_AUDIO_LEVEL_ADJUST,
  43         CMD_AUDIO_VU_PIC_METER,
  44         CMD_GET_AUDIO_LEVELS,
  45         CMD_GET_NOTIFY_EVENT,
  46         CMD_INFO_NOTIFIED,
  47         CMD_ACCESS_IO_FCT,
  48         CMD_STATUS_R_BUFFERS,
  49         CMD_UPDATE_R_BUFFERS,
  50         CMD_LOAD_EFFECT_CONTEXT,
  51         CMD_EFFECT_ONE_PIPE,
  52         CMD_MODIFY_CLOCK,
  53         CMD_STREAM1_OUT_SET_N_LEVELS,
  54         CMD_PURGE_STREAM_DCMDS,
  55         CMD_NOTIFY_PIPE_TIME,
  56         CMD_LOAD_EFFECT_CONTEXT_PACKET,
  57         CMD_RELIC_R_BUFFER,
  58         CMD_RESYNC_AUDIO_INPUTS,
  59         CMD_NOTIFY_STREAM_TIME,
  60         CMD_STREAM_SAMPLE_COUNT,
  61         CMD_CONFIG_TIME_CODE,
  62         CMD_GET_TIME_CODE,
  63         CMD_MANAGE_SIGNAL,
  64         CMD_PARAMETER_STREAM_OUT,
  65         CMD_READ_BOARD_FREQ,
  66         CMD_GET_STREAM_LEVELS,
  67         CMD_PURGE_PIPE_DCMDS,
  68         // CMD_SET_STREAM_OUT_EFFECTS,
  69         // CMD_GET_STREAM_OUT_EFFECTS,
  70         CMD_CONNECT_MONITORING,
  71         CMD_STREAM2_OUT_SET_N_LEVELS,
  72         CMD_CANCEL_R_BUFFERS,
  73         CMD_NOTIFY_END_OF_BUFFER,
  74         CMD_GET_STREAM_VU_METER,
  75         CMD_LAST_INDEX
  76 };
  77
  78 struct vx_cmd_info {
  79         unsigned int opcode;    /* command word */
  80         int length;             /* command length (in words) */
  81         int st_type;            /* status type (RMH_SSIZE_XXX) */
  82         int st_length;          /* fixed length */
  83 };
  84
  85 /* Family and code op of some DSP requests. */
  86 #define CODE_OP_PIPE_TIME                       0x004e0000
  87 #define CODE_OP_START_STREAM                    0x00800000
  88 #define CODE_OP_PAUSE_STREAM                    0x00810000
  89 #define CODE_OP_OUT_STREAM_LEVEL                0x00820000
  90 #define CODE_OP_UPDATE_R_BUFFERS                0x00840000
  91 #define CODE_OP_OUT_STREAM1_LEVEL_CURVE         0x00850000
  92 #define CODE_OP_OUT_STREAM2_LEVEL_CURVE         0x00930000
  93 #define CODE_OP_OUT_STREAM_FORMAT               0x00860000
  94 #define CODE_OP_STREAM_TIME                     0x008f0000
  95 #define CODE_OP_OUT_STREAM_EXTRAPARAMETER       0x00910000
  96 #define CODE_OP_OUT_AUDIO_LEVEL                 0x00c20000
  97
  98 #define NOTIFY_LAST_COMMAND     0x00400000
  99
 100 /* Values for a user delay */
 101 #define DC_DIFFERED_DELAY       (1<<BIT_DIFFERED_COMMAND)
 102 #define DC_NOTIFY_DELAY         (1<<BIT_NOTIFIED_COMMAND)
 103 #define DC_HBUFFER_DELAY        (1<<BIT_TIME_RELATIVE_TO_BUFFER)
 104 #define DC_MULTIPLE_DELAY       (1<<BIT_RESERVED)
 105 #define DC_STREAM_TIME_DELAY    (1<<BIT_STREAM_TIME)
 106 #define DC_CANCELLED_DELAY      (1<<BIT_CANCELLED_COMMAND)
 107
 108 /* Values for tiDelayed field in TIME_INFO structure,
 109  * and for pbPause field in PLAY_BUFFER_INFO structure
 110  */
 111 #define BIT_DIFFERED_COMMAND                0
 112 #define BIT_NOTIFIED_COMMAND                1
 113 #define BIT_TIME_RELATIVE_TO_BUFFER         2
 114 #define BIT_RESERVED                        3
 115 #define BIT_STREAM_TIME                     4
 116 #define BIT_CANCELLED_COMMAND               5
 117
 118 /* Access to the "Size" field of the response of the CMD_GET_NOTIFY_EVENT request. */
 119 #define GET_NOTIFY_EVENT_SIZE_FIELD_MASK    0x000000ff
 120
 121 /* DSP commands general masks */
 122 #define OPCODE_MASK                 0x00ff0000
 123 #define DSP_DIFFERED_COMMAND_MASK   0x0000C000
 124
 125 /* Notifications (NOTIFY_INFO) */
 126 #define ALL_CMDS_NOTIFIED                   0x0000  // reserved
 127 #define START_STREAM_NOTIFIED               0x0001
 128 #define PAUSE_STREAM_NOTIFIED               0x0002
 129 #define OUT_STREAM_LEVEL_NOTIFIED           0x0003
 130 #define OUT_STREAM_PARAMETER_NOTIFIED       0x0004  // left for backward compatibility
 131 #define OUT_STREAM_FORMAT_NOTIFIED          0x0004
 132 #define PIPE_TIME_NOTIFIED                  0x0005
 133 #define OUT_AUDIO_LEVEL_NOTIFIED            0x0006
 134 #define OUT_STREAM_LEVEL_CURVE_NOTIFIED     0x0007
 135 #define STREAM_TIME_NOTIFIED                0x0008
 136 #define OUT_STREAM_EXTRAPARAMETER_NOTIFIED  0x0009
 137 #define UNKNOWN_COMMAND_NOTIFIED            0xffff
 138
 139 /* Output pipe parameters setting */
 140 #define MASK_VALID_PIPE_MPEG_PARAM      0x000040
 141 #define MASK_VALID_PIPE_BACKWARD_PARAM  0x000020
 142 #define MASK_SET_PIPE_MPEG_PARAM        0x000002
 143 #define MASK_SET_PIPE_BACKWARD_PARAM    0x000001
 144
 145 #define MASK_DSP_WORD           0x00FFFFFF
 146 #define MASK_ALL_STREAM         0x00FFFFFF
 147 #define MASK_DSP_WORD_LEVEL     0x000001FF
 148 #define MASK_FIRST_FIELD        0x0000001F
 149 #define FIELD_SIZE              5
 150
 151 #define COMMAND_RECORD_MASK     0x000800
 152
 153 /* PipeManagement definition bits (PIPE_DECL_INFO) */
 154 #define P_UNDERRUN_SKIP_SOUND_MASK                              0x01
 155 #define P_PREPARE_FOR_MPEG3_MASK                                0x02
 156 #define P_DO_NOT_RESET_ANALOG_LEVELS                    0x04
 157 #define P_ALLOW_UNDER_ALLOCATION_MASK                   0x08
 158 #define P_DATA_MODE_MASK                                0x10
 159 #define P_ASIO_BUFFER_MANAGEMENT_MASK                   0x20
 160
 161 #define BIT_SKIP_SOUND                                  0x08    // bit 3
 162 #define BIT_DATA_MODE                                   0x10    // bit 4
 163
 164 /* Bits in the CMD_MODIFY_CLOCK request. */
 165 #define CMD_MODIFY_CLOCK_FD_BIT     0x00000001
 166 #define CMD_MODIFY_CLOCK_T_BIT      0x00000002
 167 #define CMD_MODIFY_CLOCK_S_BIT      0x00000004
 168
 169 /* Access to the results of the CMD_GET_TIME_CODE RMH. */
 170 #define TIME_CODE_V_MASK            0x00800000
 171 #define TIME_CODE_N_MASK            0x00400000
 172 #define TIME_CODE_B_MASK            0x00200000
 173 #define TIME_CODE_W_MASK            0x00100000
 174
 175 /* Values for the CMD_MANAGE_SIGNAL RMH. */
 176 #define MANAGE_SIGNAL_TIME_CODE     0x01
 177 #define MANAGE_SIGNAL_MIDI          0x02
 178
 179 /* Values for the CMD_CONFIG_TIME_CODE RMH. */
 180 #define CONFIG_TIME_CODE_CANCEL     0x00001000
 181
 182 /* Mask to get only the effective time from the
 183  * high word out of the 2 returned by the DSP
 184  */
 185 #define PCX_TIME_HI_MASK        0x000fffff
 186
 187 /* Values for setting a H-Buffer time */
 188 #define HBUFFER_TIME_HIGH       0x00200000
 189 #define HBUFFER_TIME_LOW        0x00000000
 190
 191 #define NOTIFY_MASK_TIME_HIGH   0x00400000
 192 #define MULTIPLE_MASK_TIME_HIGH 0x00100000
 193 #define STREAM_MASK_TIME_HIGH   0x00800000
 194
 195
 196 /*
 197  *
 198  */
 199 void vx_init_rmh(struct vx_rmh *rmh, unsigned int cmd);
 200
 201 /**
 202  * vx_send_pipe_cmd_params - fill first command word for pipe commands
 203  * @rmh: the rmh to be modified
 204  * @is_capture: 0 = playback, 1 = capture operation
 205  * @param1: first pipe-parameter
 206  * @param2: second pipe-parameter
 207  */
 208 static inline void vx_set_pipe_cmd_params(struct vx_rmh *rmh, int is_capture,
 209                                           int param1, int param2)
 210 {
 211         if (is_capture)
 212                 rmh->Cmd[0] |= COMMAND_RECORD_MASK;
 213         rmh->Cmd[0] |= (((u32)param1 & MASK_FIRST_FIELD) << FIELD_SIZE) & MASK_DSP_WORD;
 214
 215         if (param2)
 216                 rmh->Cmd[0] |= ((u32)param2 & MASK_FIRST_FIELD) & MASK_DSP_WORD;
 217
 218 }
 219
 220 /**
 221  * vx_set_stream_cmd_params - fill first command word for stream commands
 222  * @rmh: the rmh to be modified
 223  * @is_capture: 0 = playback, 1 = capture operation
 224  * @pipe: the pipe index (zero-based)
 225  */
 226 static inline void vx_set_stream_cmd_params(struct vx_rmh *rmh, int is_capture, int pipe)
 227 {
 228         if (is_capture)
 229                 rmh->Cmd[0] |= COMMAND_RECORD_MASK;
 230         rmh->Cmd[0] |= (((u32)pipe & MASK_FIRST_FIELD) << FIELD_SIZE) & MASK_DSP_WORD;
 231 }
 232
 233 #endif /* __VX_CMD_H */