Duncan Laurie | 4480dc1 | 2020-04-29 11:56:02 -0700 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | |
| 3 | /* |
| 4 | * This header implements structures to describe the properties defined in the |
| 5 | * SoundWire Discovery and Configuration (DisCo) Specification Version 1.0. |
| 6 | * |
| 7 | * This is available for non-members after providing a name and email address at |
| 8 | * https://resources.mipi.org/disco_soundwire |
| 9 | * |
| 10 | * The structure members mirror the property names defined in the specification, |
| 11 | * with the exception that '-' is transformed into '_' for compatible naming. |
| 12 | * |
| 13 | * See Documentation/drivers/soundwire.md for more information. |
| 14 | */ |
| 15 | |
| 16 | #ifndef __DEVICE_SOUNDWIRE_H__ |
| 17 | #define __DEVICE_SOUNDWIRE_H__ |
| 18 | |
Elyes HAOUAS | 5817c56 | 2020-07-12 09:03:22 +0200 | [diff] [blame] | 19 | #include <types.h> |
Duncan Laurie | 4480dc1 | 2020-04-29 11:56:02 -0700 | [diff] [blame] | 20 | |
| 21 | /** |
| 22 | * enum soundwire_limits - Limits on number of SoundWire devices in topology. |
| 23 | * @SOUNDWIRE_MAX: Maximum value for lists of configuration values in SoundWire devices. |
| 24 | * @SOUNDWIRE_MIN_DPN: Data Port minimum value. DPn range is 1-14. |
| 25 | * @SOUNDWIRE_MAX_DPN: Data Port maximum value. DPn range is 1-14. |
| 26 | * @SOUNDWIRE_MAX_SLAVE: Maximum number of slave devices that can be attached to one master. |
| 27 | * @SOUNDWIRE_MAX_LINK: Maximum number of master link devices that can be on one controller. |
| 28 | * @SOUNDWIRE_MAX_LANE: Maximum number of lanes in a multi-lane slave device. |
| 29 | * @SOUNDWIRE_MAX_MODE: Maximum number of Audio or Bulk Register Access modes. |
| 30 | */ |
| 31 | enum soundwire_limits { |
| 32 | SOUNDWIRE_MAX = 32, |
| 33 | SOUNDWIRE_MIN_DPN = 1, |
| 34 | SOUNDWIRE_MAX_DPN = 14, |
| 35 | SOUNDWIRE_MAX_SLAVE = 11, |
| 36 | SOUNDWIRE_MAX_LINK = 8, |
| 37 | SOUNDWIRE_MAX_LANE = 8, |
| 38 | SOUNDWIRE_MAX_MODE = 4 |
| 39 | }; |
| 40 | |
| 41 | /** |
| 42 | * enum soundwire_sw_version - Versions of SoundWire Discovery and Configuration Specification. |
| 43 | * @SOUNDWIRE_SW_VERSION_1_0: DisCo Specification Version 1.0 released November 2016. |
| 44 | */ |
| 45 | enum soundwire_sw_version { |
| 46 | SOUNDWIRE_SW_VERSION_1_0 = 0x00010000 |
| 47 | }; |
| 48 | |
| 49 | /** |
| 50 | * enum soundwire_version - Versions of SoundWire Specification supported by a device. |
| 51 | * @SOUNDWIRE_VERSION_1_0: SoundWire Specification Version 1.0 released January 2015. |
| 52 | * @SOUNDWIRE_VERSION_1_1: SoundWire Specification Version 1.1 released June 2016. |
| 53 | * @SOUNDWIRE_VERSION_1_2: SoundWire Specification Version 1.2 released April 2019. |
| 54 | */ |
| 55 | enum soundwire_version { |
| 56 | SOUNDWIRE_VERSION_1_0 = 1, |
| 57 | SOUNDWIRE_VERSION_1_1, |
| 58 | SOUNDWIRE_VERSION_1_2 |
| 59 | }; |
| 60 | |
| 61 | /** |
| 62 | * enum mipi_class - MIPI class encoding. |
| 63 | * @MIPI_CLASS_NONE: No further class decoding. |
| 64 | * @MIPI_CLASS_SDCA: Device implements SoundWire Device Class for Audio (SDCA). |
| 65 | * |
| 66 | * 0x02-0x7F: Reserved |
| 67 | * 0x80-0xFF: MIPI Alliance extended device class |
| 68 | */ |
| 69 | enum mipi_class { |
| 70 | MIPI_CLASS_NONE, |
| 71 | MIPI_CLASS_SDCA |
| 72 | }; |
| 73 | |
| 74 | /** |
| 75 | * struct soundwire_address - SoundWire Device Address Encoding. |
| 76 | * @version: SoundWire specification version from &enum soundwire_version. |
| 77 | * @link_id: Zero-based SoundWire master link id. |
| 78 | * @unique_id: Unique ID for multiple slave devices on the same bus. |
Julius Werner | 5ff1808 | 2021-08-24 16:03:57 -0700 | [diff] [blame] | 79 | * @manufacturer_id: Manufacturer ID from include/mipi/ids.h. |
Duncan Laurie | 4480dc1 | 2020-04-29 11:56:02 -0700 | [diff] [blame] | 80 | * @part_id: Vendor defined part ID. |
| 81 | * @class: MIPI class encoding in &enum mipi_class. |
| 82 | */ |
| 83 | struct soundwire_address { |
| 84 | enum soundwire_version version; |
| 85 | uint8_t link_id; |
| 86 | uint8_t unique_id; |
| 87 | uint16_t manufacturer_id; |
| 88 | uint16_t part_id; |
| 89 | enum mipi_class class; |
| 90 | }; |
| 91 | |
| 92 | /** |
| 93 | * struct soundwire_link - SoundWire master device properties. |
| 94 | * @clock_stop_mode0_supported: %true if clock stop mode0 is supported by this device. |
| 95 | * @clock_stop_mode1_supported: %true if clock stop mode1 is supported by this device. |
| 96 | * @max_clock_frequency: Maximum bus clock for this device in Hz. |
| 97 | * @supported_clock_gears_count: Number of entries in supported_clock_gears. |
| 98 | * @supported_clock_gears: One entry for each supported clock gear. |
| 99 | * @clock_frequencies_supported_count: Number of entries in clock_frequencies_supported. |
| 100 | * @clock_frequencies_supported: One entry for each clock frequency supported in Hz. |
| 101 | * @default_frame_rate: Controller default frame rate in Hz. |
| 102 | * @default_frame_row_size: Number of rows between 48-256. |
| 103 | * @default_frame_col_size: Number of columns: 2, 4, 8, 16. |
| 104 | * @dynamic_frame_shape: %true if bus driver may change frame shape dynamically. |
| 105 | * @command_error_threshold: Number of times that software may retry sending a command. |
| 106 | */ |
| 107 | struct soundwire_link { |
| 108 | bool clock_stop_mode0_supported; |
| 109 | bool clock_stop_mode1_supported; |
| 110 | unsigned int max_clock_frequency; |
| 111 | size_t supported_clock_gears_count; |
| 112 | unsigned int supported_clock_gears[SOUNDWIRE_MAX]; |
| 113 | size_t clock_frequencies_supported_count; |
| 114 | uint64_t clock_frequencies_supported[SOUNDWIRE_MAX]; |
| 115 | unsigned int default_frame_rate; |
| 116 | unsigned int default_frame_row_size; |
| 117 | unsigned int default_frame_col_size; |
| 118 | bool dynamic_frame_shape; |
| 119 | unsigned int command_error_threshold; |
| 120 | }; |
| 121 | |
| 122 | /** |
| 123 | * struct soundwire_controller - SoundWire controller properties. |
| 124 | * @master_count: Number of masters present on this device. |
| 125 | * @master_list: One entry for each master device. |
| 126 | */ |
| 127 | struct soundwire_controller { |
| 128 | unsigned int master_list_count; |
| 129 | struct soundwire_link master_list[SOUNDWIRE_MAX_LINK]; |
| 130 | }; |
| 131 | |
| 132 | /* SoundWire port bitmask, used for slave source/sink port list property. */ |
| 133 | #define SOUNDWIRE_PORT(port) BIT(port) |
| 134 | |
| 135 | /** |
| 136 | * struct soundwire_slave - SoundWire slave device properties. |
| 137 | * @wake_up_unavailable: Wake from this device is not supported or allowed. |
| 138 | * @test_mode_supported: %true if test mode is supported by this device. |
| 139 | * @clock_stop_mode1_supported: %true if clock stop mode1 is supported by this device. |
| 140 | * @simplified_clockstopprepare_sm_supported: %true if slave only supports the simplified |
| 141 | * clock stop prepare state machine and will |
| 142 | * always be ready for a stop clock transition. |
| 143 | * @clockstopprepare_timeout: Slave-specific timeout in milliseconds. |
| 144 | * @clockstopprepare_hard_reset_behavior: %true when slave keeps the status of the |
| 145 | * StopClockPrepare state machine after exit from |
| 146 | * mode1 and must be de-prepared by software. |
| 147 | * @slave_channelprepare_timeout: Slave-specific timeout in milliseconds. |
| 148 | * @highPHY_capable: %true if device is HighPHY capable. |
| 149 | * @paging_supported: %true if device implements paging registers. |
| 150 | * @bank_delay_supported: %true if device implements bank delay/bridge registers. |
| 151 | * @port15_read_behavior: %true if device supports read to Port15 alias. |
| 152 | * @master_count: Number of master links present on this slave. |
| 153 | * @source_port_list: Bitmap identifying supported source ports, starting at bit 1. |
| 154 | * @sink_port_list: Bitmap identifying supported sink ports, starting at bit 1. |
| 155 | */ |
| 156 | struct soundwire_slave { |
| 157 | bool wake_up_unavailable; |
| 158 | bool test_mode_supported; |
| 159 | bool clock_stop_mode1_supported; |
| 160 | bool simplified_clockstopprepare_sm_supported; |
| 161 | unsigned int clockstopprepare_timeout; |
| 162 | bool clockstopprepare_hard_reset_behavior; |
| 163 | unsigned int slave_channelprepare_timeout; |
| 164 | bool highPHY_capable; |
| 165 | bool paging_supported; |
| 166 | bool bank_delay_supported; |
| 167 | bool port15_read_behavior; |
| 168 | size_t master_count; |
| 169 | uint32_t source_port_list; |
| 170 | uint32_t sink_port_list; |
| 171 | }; |
| 172 | |
| 173 | /** |
| 174 | * enum soundwire_multilane_dir - Direction of lane in slave multilane device. |
| 175 | * @MASTER_LANE: Lane is connected to a master device. |
| 176 | * @SLAVE_LINK: Lane is connected to a slave device. |
| 177 | */ |
| 178 | enum soundwire_multilane_dir { |
| 179 | MASTER_LANE, |
| 180 | SLAVE_LINK, |
| 181 | }; |
| 182 | |
| 183 | /** |
| 184 | * struct soundwire_multilane_map - Pair a soundwire lane with direction. |
| 185 | * @lane: Slave device lane number. |
| 186 | * @direction: Direction of the slave lane. |
| 187 | * @connection: The connection that this lane makes. |
| 188 | */ |
| 189 | struct soundwire_multilane_map { |
| 190 | unsigned int lane; |
| 191 | enum soundwire_multilane_dir direction; |
| 192 | union lane_type { |
| 193 | unsigned int master_lane; |
| 194 | unsigned int slave_link; |
| 195 | } connection; |
| 196 | }; |
| 197 | |
| 198 | /** |
| 199 | * struct soundwire_multilane - Multi-Lane SoundWire slave device. |
| 200 | * @lane_mapping_count: Number of entries in lane_mapping. |
| 201 | * @lane_mapping: One entry for each lane that is connected to lanes on a master device or |
| 202 | * slave devices via a slave link. Lane 0 is always connected to the master |
| 203 | * and entry 0 in this array is ignored. |
| 204 | * @lane_bus_holder_count: Number of entries in lane_bus_holder. |
| 205 | * @lane_bus_holder: One entry for each lane, %true if the device behaves as a bus holder. |
| 206 | */ |
| 207 | struct soundwire_multilane { |
| 208 | size_t lane_mapping_count; |
| 209 | struct soundwire_multilane_map lane_mapping[SOUNDWIRE_MAX_LANE]; |
| 210 | size_t lane_bus_holder_count; |
| 211 | bool lane_bus_holder[SOUNDWIRE_MAX_LANE]; |
| 212 | }; |
| 213 | |
| 214 | /** |
| 215 | * enum soundwire_prepare_channel_behavior - Specifies the dependencies between the |
| 216 | * Channel Prepare sequence and bus clock config. |
| 217 | * @CHANNEL_PREPARE_ANY_FREQUENCY: Channel Prepare can happen at any bus clock rate. |
| 218 | * @CHANNEL_PREPARE_SUPPORTED_FREQUENCY: Channel Prepare sequence shall happen only after |
| 219 | * the bus clock is changed to a supported frequency. |
| 220 | */ |
| 221 | enum soundwire_prepare_channel_behavior { |
| 222 | CHANNEL_PREPARE_ANY_FREQUENCY, |
| 223 | CHANNEL_PREPARE_SUPPORTED_FREQUENCY |
| 224 | }; |
| 225 | |
| 226 | /** |
| 227 | * struct soundwire_audio_mode - Properties for each supported Audio Mode. |
| 228 | * @sdw_name: SoundWire device name for this audio mode device instance. |
| 229 | * @max_bus_frequency: Maximum bus frequency of this mode in Hz. |
| 230 | * @min_bus_frequency: Minimum bus frequency of this mode in Hz. |
| 231 | * @bus_frequency_configs_count: Number of entries in bus_frequency_configs. |
| 232 | * @bus_frequency_configs: One entry for each supported bus frequency, |
| 233 | * if not all values in min to max range are valid. |
| 234 | * @max_sampling_frequency: Maximum sampling frequency of this mode in Hz. |
| 235 | * @min_sampling_frequency: Minimum sampling frequency of this mode in Hz. |
| 236 | * @sampling_frequency_configs_count: Number of entries in sampling_frequency_configs. |
| 237 | * @sampling_frequency_configs: One entry for each supported sampling frequency, |
| 238 | * if not all values in min to max range are valid. |
| 239 | * @prepare_channel_behavior: Dependencies between Channel Prepare and bus clock. |
| 240 | * @glitchless_transitions: Bitmap describing possible glitchless transitions from this audio |
| 241 | * mode to another audio mode. Not used for only one mode. |
| 242 | */ |
| 243 | struct soundwire_audio_mode { |
| 244 | unsigned int max_bus_frequency; |
| 245 | unsigned int min_bus_frequency; |
| 246 | size_t bus_frequency_configs_count; |
| 247 | uint64_t bus_frequency_configs[SOUNDWIRE_MAX]; |
| 248 | unsigned int max_sampling_frequency; |
| 249 | unsigned int min_sampling_frequency; |
| 250 | size_t sampling_frequency_configs_count; |
| 251 | uint64_t sampling_frequency_configs[SOUNDWIRE_MAX]; |
| 252 | enum soundwire_prepare_channel_behavior prepare_channel_behavior; |
| 253 | uint32_t glitchless_transitions; |
| 254 | }; |
| 255 | |
| 256 | /* Type of SoundWire Data Port supported for this device. */ |
| 257 | enum soundwire_data_port_type { |
| 258 | FULL_DATA_PORT, |
| 259 | SIMPLIFIED_DATA_PORT, |
| 260 | REDUCED_DATA_PORT |
| 261 | }; |
| 262 | |
| 263 | /* Number of samples that can be grouped together (0-based count). */ |
| 264 | enum soundwire_block_group_count { |
| 265 | BLOCK_GROUP_COUNT_1, |
| 266 | BLOCK_GROUP_COUNT_2, |
| 267 | BLOCK_GROUP_COUNT_3, |
| 268 | BLOCK_GROUP_COUNT_4 |
| 269 | }; |
| 270 | |
| 271 | /* Bitmap identifying the types of modes supported. */ |
| 272 | enum soundwire_mode_bitmap { |
| 273 | MODE_ISOCHRONOUS = BIT(0), |
| 274 | MODE_TX_CONTROLLED = BIT(1), |
| 275 | MODE_RX_CONTROLLED = BIT(2), |
| 276 | MODE_FULL_ASYNCHRONOUS = BIT(3) |
| 277 | }; |
| 278 | |
| 279 | /* Bitmap identifying the encoding schemes supported. */ |
| 280 | enum soundwire_port_encoding_bitmap { |
| 281 | ENCODE_TWOS_COMPLEMENT = BIT(0), |
| 282 | ENCODE_SIGN_MAGNITUDE = BIT(1), |
| 283 | ENCODE_IEEE_32BIT_FP = BIT(2) |
| 284 | }; |
| 285 | |
| 286 | /** |
| 287 | * struct soundwire_dpn - Configuration properties for SoundWire DPn Data Ports. |
| 288 | * @port_max_wordlength: Maximum number of bits in a Payload Channel Sample. (1-64) |
| 289 | * @port_min_wordlength: Minimum number of bits in a Payload Channel Sample. (1-64) |
| 290 | * @port_wordlength_configs_count: Number of entries in port_wordlength_configs. |
| 291 | * @port_wordlength_configs: One entry for each supported wordlength. |
| 292 | * Used if only specific wordlength values are allowed. |
| 293 | * @data_port_type: Type of data port from &enum soundwire_data_port_type. |
| 294 | * @max_grouping_supported: 0-based maximum number of samples that can be grouped for |
| 295 | * %FULL_DATA_PORT. The %SIMPLIFIED_DATA_PORT and %REDUCED_DATA_PORT |
| 296 | * require 4 samples in a group. |
| 297 | * @simplified_channelprepare_sm: %true if the channel prepare sequence is not required, |
| 298 | * and the Port Ready interrupt is not supported. |
| 299 | * @port_channelprepare_timeout: Port-specific timeout value in milliseconds. |
| 300 | * @imp_def_dpn_interrupts_supported: Bitmap for support of implementation-defined interrupts. |
| 301 | * @min_channel_number: Minimum channel number supported. |
| 302 | * @max_channel_number: Maximum channel number supported. |
| 303 | * @channel_number_list_count: Number of entries in channel_number_list. |
| 304 | * @channel_number_list: One entry for each available channel number. |
| 305 | * Used if only specific channels are available. |
| 306 | * @channel_combination_list_count: Number of entries in channel_combination_list. |
| 307 | * @channel_combination_list: One bitmap entry for each valid channel combination. |
| 308 | * @modes_supported: Bitmap identifying the types of modes supported by the device. |
| 309 | * @max_async_buffer: Number of samples that this port can buffer in asynchronous modes. |
| 310 | * Only required if the slave implements buffer larger than required. |
| 311 | * @block_packing_mode: %true if BlockPackingMode may be configured as BlockPerPort or |
| 312 | * BlocKPerChannel. %false if BlockPackingMode must be BlockPerPort. |
| 313 | * @port_encoding_type: Bitmap describing the types of Payload Channel Sample encoding |
| 314 | * schemes implemented by this port. |
| 315 | * @port_audio_mode_count: Number of entries in audio_mode_list. |
| 316 | * @port_audio_mode_list: One entry for each supported audio mode id. |
| 317 | */ |
| 318 | struct soundwire_dpn { |
| 319 | unsigned int port_max_wordlength; |
| 320 | unsigned int port_min_wordlength; |
| 321 | size_t port_wordlength_configs_count; |
| 322 | uint64_t port_wordlength_configs[SOUNDWIRE_MAX]; |
| 323 | enum soundwire_data_port_type data_port_type; |
| 324 | enum soundwire_block_group_count max_grouping_supported; |
| 325 | bool simplified_channelprepare_sm; |
| 326 | unsigned int port_channelprepare_timeout; |
| 327 | uint32_t imp_def_dpn_interrupts_supported; |
| 328 | unsigned int min_channel_number; |
| 329 | unsigned int max_channel_number; |
| 330 | size_t channel_number_list_count; |
| 331 | uint64_t channel_number_list[SOUNDWIRE_MAX]; |
| 332 | size_t channel_combination_list_count; |
| 333 | uint64_t channel_combination_list[SOUNDWIRE_MAX]; |
| 334 | enum soundwire_mode_bitmap modes_supported; |
| 335 | unsigned int max_async_buffer; |
| 336 | bool block_packing_mode; |
| 337 | uint32_t port_encoding_type; |
| 338 | size_t port_audio_mode_count; |
| 339 | unsigned int port_audio_mode_list[SOUNDWIRE_MAX_MODE]; |
| 340 | }; |
| 341 | |
| 342 | /** |
| 343 | * struct soundwire_bra_mode - Bulk Register Access mode properties. |
| 344 | * @max_bus_frequency: Maximum bus frequency of this mode in Hz. |
| 345 | * @min_bus_frequency: Minimum bus frequency of this mode in Hz. |
| 346 | * @bus_frequency_configs_count: Number of entries in bus_frequency_configs. |
| 347 | * @bus_frequency_configs: One entry for each supported bus frequency, |
| 348 | * Used if not all values in min to max range are valid. |
| 349 | * @max_data_per_frame: Maximum data bytes per frame, excluding header, CRC, and footer. |
| 350 | * @min_us_between_transactions: Amount of delay in uS required between transactions. |
| 351 | * @max_bandwidth: Maximum bandwidth in bytes per second that can be written/read. |
| 352 | * @block_alignment: Size of basic block in bytes. |
| 353 | */ |
| 354 | struct soundwire_bra_mode { |
| 355 | unsigned int max_bus_frequency; |
| 356 | unsigned int min_bus_frequency; |
| 357 | size_t bus_frequency_configs_count; |
| 358 | uint64_t bus_frequency_configs[SOUNDWIRE_MAX]; |
| 359 | unsigned int max_data_per_frame; |
| 360 | unsigned int min_us_between_transactions; |
| 361 | unsigned int max_bandwidth; |
| 362 | unsigned int block_alignment; |
| 363 | }; |
| 364 | |
| 365 | /** |
| 366 | * struct soundwire_dp0 - Configuration properties for SoundWire DP0 Data Port. |
| 367 | * @port_max_wordlength: Maximum number of bits in a Payload Channel Sample. (1-64) |
| 368 | * @port_min_wordlength: Minimum number of bits in a Payload Channel Sample. (1-64) |
| 369 | * @port_wordlength_configs_count: Number of entries in port_wordlength_configs. |
| 370 | * @port_wordlength_configs: One entry for each supported wordlength. |
| 371 | * Used if only specific wordlength values are allowed. |
| 372 | * @bra_flow_controlled: Used if the slave can result in an OK_NotReady response. |
| 373 | * @bra_imp_def_response_supported: %true if implementation defined response is supported. |
| 374 | * @bra_role_supported: %true if the slave supports initiating BRA transactions. |
| 375 | * @simplified_channel_prepare_sm: %true if the channel prepare sequence is not required, |
| 376 | * and the Port Ready interrupt is not supported. |
| 377 | * @imp_def_dp0_interrupts_supported: If set, each bit corresponds to support for |
| 378 | * implementation-defined interrupts ImpDef. |
| 379 | * @imp_def_bpt_supported: %true if implementation defined Payload Type is supported. |
| 380 | * @bra_mode_count: Number of entries in bra_mode_list. |
| 381 | * @bra_mode_list: One entry for each supported Bulk Register Access mode id. |
| 382 | */ |
| 383 | struct soundwire_dp0 { |
| 384 | unsigned int port_max_wordlength; |
| 385 | unsigned int port_min_wordlength; |
| 386 | size_t port_wordlength_configs_count; |
| 387 | uint64_t port_wordlength_configs[SOUNDWIRE_MAX]; |
| 388 | bool bra_flow_controlled; |
| 389 | bool bra_imp_def_response_supported; |
| 390 | bool bra_role_supported; |
| 391 | bool simplified_channel_prepare_sm; |
| 392 | unsigned int imp_def_dp0_interrupts_supported; |
| 393 | bool imp_def_bpt_supported; |
| 394 | size_t bra_mode_count; |
| 395 | unsigned int bra_mode_list[SOUNDWIRE_MAX_MODE]; |
| 396 | }; |
| 397 | |
| 398 | /** |
| 399 | * struct soundwire_dpn_entry - Full duplex data port properties for DPn 1-14. |
| 400 | * @port: DPn data port number, starting at 1. |
| 401 | * @source: Source data port properties. (optional) |
| 402 | * @sink: Sink data port properties. (optional) |
| 403 | */ |
| 404 | struct soundwire_dpn_entry { |
| 405 | size_t port; |
| 406 | struct soundwire_dpn *source; |
| 407 | struct soundwire_dpn *sink; |
| 408 | }; |
| 409 | |
| 410 | /** |
| 411 | * struct soundwire_codec - Contains all configuration for a SoundWire codec slave device. |
| 412 | * @slave: Properties for slave device. |
| 413 | * @audio_mode: Properties for audio modes used by DPn data ports 1-14. |
| 414 | * @dpn: Properties for DPn data ports 1-14. |
| 415 | * @dp0_bra_mode: Properties for Bulk Register Access mode for data port 0. (optional) |
| 416 | * @dp0: Properties for data port 0. (optional) |
| 417 | * @multilane: Properties for slave multilane device. (optional) |
| 418 | */ |
| 419 | struct soundwire_codec { |
| 420 | struct soundwire_slave *slave; |
| 421 | struct soundwire_audio_mode *audio_mode[SOUNDWIRE_MAX_MODE]; |
Martin Roth | 22e16db | 2023-09-11 13:40:55 -0600 | [diff] [blame] | 422 | struct soundwire_dpn_entry dpn[SOUNDWIRE_MAX_DPN]; |
Duncan Laurie | 4480dc1 | 2020-04-29 11:56:02 -0700 | [diff] [blame] | 423 | struct soundwire_bra_mode *dp0_bra_mode[SOUNDWIRE_MAX_MODE]; |
| 424 | struct soundwire_dp0 *dp0; |
| 425 | struct soundwire_multilane *multilane; |
| 426 | }; |
| 427 | |
| 428 | #endif /* __DEVICE_SOUNDWIRE_H__ */ |