linux/soundwire/sdw.h

1 /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
2 /* Copyright(c) 2015-17 Intel Corporation. */
71  * enum sdw_slave_status - Slave status
89  * @SDW_CLK_PRE_DEPREPARE: pre clock stop de-prepare
90  * @SDW_CLK_POST_DEPREPARE: post clock stop de-prepare
100  * enum sdw_command_response - Command response as defined by SDW spec
180  * enum sdw_p15_behave - Slave Port 15 behaviour when the Master attempts a
191  * enum sdw_dpn_type - Data port types
206  * enum sdw_clk_stop_mode - Clock Stop modes
209  * @SDW_CLK_STOP_MODE1: Slave may have entered a deeper power-saving mode,
218  * struct sdw_dp0_prop - DP0 properties
229  * implementation-defined interrupts
246  * struct sdw_dpn_audio_mode - Audio mode properties for DPn
249  * @bus_num_freq: Number of discrete frequencies supported
250  * @bus_freq: Discrete bus frequencies, in Hz
254  * @freq: Discrete sampling frequencies, in Hz
278  * struct sdw_dpn_prop - Data Port DPn properties
291  * @ch_prep_timeout: Port-specific timeout value, in milliseconds
293  * implementation-defined interrupts
334  * struct sdw_slave_prop - SoundWire Slave properties
336  * @wake_capable: Wake-up events are supported
338  * @clk_stop_mode1: Clock-Stop Mode 1 is supported
340  * @clk_stop_timeout: Worst-case latency of the Clock Stop Prepare State
342  * @ch_prep_timeout: Worst-case latency of the Channel Prepare State Machine
345  * state machine (P=1 SCSP_SM) after exit from clock-stop mode1
390  * struct sdw_master_prop - Master properties
392  * @clk_stop_modes: Bitmap, bit N set when clock-stop-modeN supported
396  * @num_clk_freq: Number of clock frequencies supported, in Hz
397  * @clk_freq: Clock frequencies supported, in Hz
405  * @hw_disabled: if true, the Master is not functional, typically due to pin-mux
434  * struct sdw_slave_id - Slave ID
452  * Helper macros to extract the MIPI-defined IDs
481  * struct sdw_slave_intr_status - Slave interrupt status
491  * sdw_reg_bank - SoundWire register banks
516  * struct sdw_prepare_ch: Prepare/De-prepare Data Port channel
520  * @prepare: Prepare (true) /de-prepare (false) channel
603  * struct sdw_slave - SoundWire Slave
614  * @dev_num_sticky: one-time static Device Number assigned by Bus
618  * Slave state changes/implementation-defined interrupts
624  * @unattach_request: mask field to keep track why the Slave re-attached and
625  * was re-initialized. This is useful to deal with potential race conditions
658  * struct sdw_master_device - SoundWire 'Master Device' representation
789  * struct sdw_defer - SDW deffered message
801  * struct sdw_master_ops - Master driver ops
828  * struct sdw_bus - SoundWire bus
829  * @dev: Shortcut to &bus->md->dev to avoid changing the entire code.
831  * @link_id: Link id number, can be 0 to N, unique for each Master
832  * @id: bus system-wide unique id
854  * hardware-based synchronization is required. This value is only
855  * meaningful if multi_link is set. If set to 1, hardware-based
924  * @SDW_STREAM_DEPREPARED: Stream de-prepared