| /kernel/linux/linux-5.10/Documentation/ABI/testing/ |
| D | sysfs-bus-soundwire-slave | 1 What: /sys/bus/soundwire/devices/sdw:.../status
2 /sys/bus/soundwire/devices/sdw:.../device_number
10 Description: SoundWire Slave status
19 What: /sys/bus/soundwire/devices/sdw:.../dev-properties/mipi_revision
20 /sys/bus/soundwire/devices/sdw:.../dev-properties/wake_capable
21 /sys/bus/soundwire/devices/sdw:.../dev-properties/test_mode_capable
22 /sys/bus/soundwire/devices/sdw:.../dev-properties/clk_stop_mode1
23 /sys/bus/soundwire/devices/sdw:.../dev-properties/simple_clk_stop_capable
24 /sys/bus/soundwire/devices/sdw:.../dev-properties/clk_stop_timeout
25 /sys/bus/soundwire/devices/sdw:.../dev-properties/ch_prep_timeout
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| D | sysfs-bus-soundwire-master | 1 What: /sys/bus/soundwire/devices/sdw-master-N/revision
2 /sys/bus/soundwire/devices/sdw-master-N/clk_stop_modes
3 /sys/bus/soundwire/devices/sdw-master-N/clk_freq
4 /sys/bus/soundwire/devices/sdw-master-N/clk_gears
5 /sys/bus/soundwire/devices/sdw-master-N/default_col
6 /sys/bus/soundwire/devices/sdw-master-N/default_frame_rate
7 /sys/bus/soundwire/devices/sdw-master-N/default_row
8 /sys/bus/soundwire/devices/sdw-master-N/dynamic_shape
9 /sys/bus/soundwire/devices/sdw-master-N/err_threshold
10 /sys/bus/soundwire/devices/sdw-master-N/max_clk_freq
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/soundwire/ |
| D | qcom,sdw.txt | 1 Qualcomm SoundWire Controller Bindings
4 This binding describes the Qualcomm SoundWire Controller along with its
10 Definition: must be "qcom,soundwire-v<MAJOR>.<MINOR>.<STEP>",
12 "qcom,soundwire-v1.3.0"
13 "qcom,soundwire-v1.5.0"
14 "qcom,soundwire-v1.5.1"
15 "qcom,soundwire-v1.6.0"
19 Definition: the base address and size of SoundWire controller
25 Definition: should specify the SoundWire Controller IRQ
30 Definition: should be "iface" for SoundWire Controller interface clock
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| D | soundwire-controller.yaml | 4 $id: http://devicetree.org/schemas/soundwire/soundwire-controller.yaml#
7 title: SoundWire Controller Generic Binding
14 SoundWire busses can be described with a node for the SoundWire controller
15 device and a set of child nodes for each SoundWire slave on the bus.
19 pattern: "^soundwire(@.*)?$"
34 description: Is the textual representation of SoundWire Enumeration
35 address. compatible string should contain SoundWire Version ID,
39 Version ID is 1 nibble, number '0x1' represents SoundWire 1.0
40 and '0x2' represents SoundWire 1.1 and so on.
45 found in MIPI Alliance DisCo & SoundWire 1.0 Specifications.
[all …]
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| /kernel/linux/linux-5.10/drivers/soundwire/ |
| D | Kconfig | 3 # SoundWire subsystem configuration
6 menuconfig SOUNDWIRE config
7 tristate "SoundWire support"
10 SoundWire is a 2-Pin interface with data and clock line ratified
11 by the MIPI Alliance. SoundWire is used for transporting data
12 typically related to audio functions. SoundWire interface is
17 if SOUNDWIRE
19 comment "SoundWire Devices"
25 tristate "Intel SoundWire Master driver"
30 SoundWire Intel Master driver.
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| D | Makefile | 3 # Makefile for soundwire core
7 soundwire-bus-y := bus_type.o bus.o master.o slave.o mipi_disco.o stream.o \
9 obj-$(CONFIG_SOUNDWIRE) += soundwire-bus.o
11 soundwire-generic-allocation-objs := generic_bandwidth_allocation.o
12 obj-$(CONFIG_SOUNDWIRE_GENERIC_ALLOCATION) += soundwire-generic-allocation.o
15 soundwire-bus-y += debugfs.o
19 soundwire-cadence-y := cadence_master.o
20 obj-$(CONFIG_SOUNDWIRE_CADENCE) += soundwire-cadence.o
23 soundwire-intel-y := intel.o intel_init.o
24 obj-$(CONFIG_SOUNDWIRE_INTEL) += soundwire-intel.o
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| D | intel_init.c | 17 #include <linux/soundwire/sdw_intel.h>
101 * hardware, but in that step we cannot assume SoundWire IP is in sdw_intel_scan_controller()
125 dev_warn(&adev->dev, "No SoundWire links detected\n"); in sdw_intel_scan_controller()
157 * sdw_intel_enable_irq() - enable/disable Intel SoundWire IRQ
350 * power rails to the SoundWire IP are not in sdw_intel_startup_controller()
381 * device can be found, but only one of them is the SoundWire in sdw_intel_acpi_cb()
384 * SoundWire link so filter accordingly in sdw_intel_acpi_cb()
394 * sdw_intel_acpi_scan() - SoundWire Intel init routine
421 * sdw_intel_probe() - SoundWire Intel probe routine
425 * and SoundWire Master and Slave devices will be created by the platform
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| D | bus_type.c | 7 #include <linux/soundwire/sdw.h>
8 #include <linux/soundwire/sdw_type.h>
13 * sdw_get_device_id - find the matching SoundWire device id
14 * @slave: SoundWire Slave Device
15 * @drv: SoundWire Slave Driver
75 .name = "soundwire",
169 * __sdw_register_driver() - register a SoundWire Slave driver
199 * sdw_unregister_driver() - unregisters the SoundWire Slave driver
223 MODULE_DESCRIPTION("SoundWire bus");
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| D | stream.c | 5 * stream.c - SoundWire Bus stream operations.
14 #include <linux/soundwire/sdw_registers.h>
15 #include <linux/soundwire/sdw.h>
20 * Array of supported rows and columns as per MIPI SoundWire Specification 1.1
868 * @stream: SoundWire stream runtime
881 * @stream_name: SoundWire stream name
883 * Allocates a SoundWire stream runtime instance.
1081 * @stream: SoundWire stream
1115 * @stream: SoundWire stream
1137 * @stream: SoundWire stream
[all …]
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| /kernel/linux/linux-4.19/drivers/soundwire/ |
| D | Kconfig | 2 # SoundWire subsystem configuration
5 menuconfig SOUNDWIRE config
6 tristate "SoundWire support"
9 SoundWire is a 2-Pin interface with data and clock line ratified
10 by the MIPI Alliance. SoundWire is used for transporting data
11 typically related to audio functions. SoundWire interface is
16 if SOUNDWIRE
18 comment "SoundWire Devices"
24 tristate "Intel SoundWire Master driver"
28 SoundWire Intel Master driver.
[all …]
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| D | Makefile | 2 # Makefile for soundwire core
6 soundwire-bus-objs := bus_type.o bus.o slave.o mipi_disco.o stream.o
7 obj-$(CONFIG_SOUNDWIRE) += soundwire-bus.o
10 soundwire-cadence-objs := cadence_master.o
11 obj-$(CONFIG_SOUNDWIRE_CADENCE) += soundwire-cadence.o
14 soundwire-intel-objs := intel.o
15 obj-$(CONFIG_SOUNDWIRE_INTEL) += soundwire-intel.o
17 soundwire-intel-init-objs := intel_init.o
18 obj-$(CONFIG_SOUNDWIRE_INTEL) += soundwire-intel-init.o
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| D | bus_type.c | 7 #include <linux/soundwire/sdw.h>
8 #include <linux/soundwire/sdw_type.h>
11 * sdw_get_device_id - find the matching SoundWire device id
12 * @slave: SoundWire Slave Device
13 * @drv: SoundWire Slave Driver
63 .name = "soundwire",
139 * __sdw_register_driver() - register a SoundWire Slave driver
169 * sdw_unregister_driver() - unregisters the SoundWire Slave driver
191 MODULE_DESCRIPTION("SoundWire bus");
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| D | stream.c | 5 * stream.c - SoundWire Bus stream operations.
14 #include <linux/soundwire/sdw_registers.h>
15 #include <linux/soundwire/sdw.h>
19 * Array of supported rows and columns as per MIPI SoundWire Specification 1.1
722 * @stream: SoundWire stream runtime
735 * @stream_name: SoundWire stream name
737 * Allocates a SoundWire stream runtime instance.
914 * @stream: SoundWire stream
939 * @stream: SoundWire stream
961 * @stream: SoundWire stream
[all …]
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| D | intel_init.c | 12 #include <linux/soundwire/sdw_intel.h>
163 * sdw_intel_init() - SoundWire Intel init routine
167 * This scans the namespace and creates SoundWire link controller devices
186 * sdw_intel_exit() - SoundWire Intel exit
201 MODULE_DESCRIPTION("Intel Soundwire Init Library");
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| /kernel/linux/linux-5.10/Documentation/driver-api/soundwire/ |
| D | summary.rst | 2 SoundWire Subsystem Summary
5 SoundWire is a new interface ratified in 2015 by the MIPI Alliance.
6 SoundWire is used for transporting data typically related to audio
7 functions. SoundWire interface is optimized to integrate audio devices in
10 SoundWire is a 2-pin multi-drop interface with data and clock line. It
12 Broad level key features of SoundWire interface include:
25 The SoundWire protocol supports up to eleven Slave interfaces. All the
35 Below figure shows an example of connectivity between a SoundWire Master and
58 The MIPI SoundWire specification uses the term 'device' to refer to a Master
62 device managed by a specific driver. The Linux SoundWire subsystem provides
[all …]
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| D | error_handling.rst | 2 SoundWire Error Handling
5 The SoundWire PHY was designed with care and errors on the bus are going to
19 data enabled by the SoundWire protocol, the location of the error will also
44 it transitions to a NotFinished value of zero. The MIPI SoundWire spec 1.1
45 does not define timeouts but the MIPI SoundWire DisCo document adds
60 Note that SoundWire does not provide a mechanism to detect illegal values
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| D | locking.rst | 2 SoundWire Locking
5 This document explains locking mechanism of the SoundWire Bus. Bus uses
16 SoundWire Bus lock is a mutex and is part of Bus data structure
18 serialize each of the following operations(s) within SoundWire Bus instance.
29 SoundWire message transfer lock. This mutex is part of
31 transfers (read/write) within a SoundWire Bus instance.
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| /kernel/linux/linux-4.19/Documentation/driver-api/soundwire/ |
| D | summary.rst | 2 SoundWire Subsystem Summary
5 SoundWire is a new interface ratified in 2015 by the MIPI Alliance.
6 SoundWire is used for transporting data typically related to audio
7 functions. SoundWire interface is optimized to integrate audio devices in
10 SoundWire is a 2-pin multi-drop interface with data and clock line. It
12 Broad level key features of SoundWire interface include:
25 The SoundWire protocol supports up to eleven Slave interfaces. All the
35 Below figure shows an example of connectivity between a SoundWire Master and
58 The MIPI SoundWire specification uses the term 'device' to refer to a Master
62 device managed by a specific driver. The Linux SoundWire subsystem provides
[all …]
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| D | error_handling.rst | 2 SoundWire Error Handling
5 The SoundWire PHY was designed with care and errors on the bus are going to
19 data enabled by the SoundWire protocol, the location of the error will also
44 it transitions to a NotFinished value of zero. The MIPI SoundWire spec 1.1
45 does not define timeouts but the MIPI SoundWire DisCo document adds
60 Note that SoundWire does not provide a mechanism to detect illegal values
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| D | locking.rst | 2 SoundWire Locking
5 This document explains locking mechanism of the SoundWire Bus. Bus uses
16 SoundWire Bus lock is a mutex and is part of Bus data structure
18 serialize each of the following operations(s) within SoundWire Bus instance.
29 SoundWire message transfer lock. This mutex is part of
31 transfers (read/write) within a SoundWire Bus instance.
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| /kernel/linux/linux-5.10/include/linux/soundwire/ |
| D | sdw_intel.h | 8 #include <linux/soundwire/sdw.h>
46 * struct sdw_intel_acpi_info - Soundwire Intel information found in ACPI tables
106 * @mmio_base: mmio base of SoundWire registers, only used to check
108 * @link_mask: bit-wise mask listing SoundWire links reported by the
134 * struct sdw_intel_res - Soundwire Intel global resource structure,
138 * @mmio_base: mmio base of SoundWire registers
163 * On Intel platforms, the SoundWire IP has dependencies on power
172 * SoundWire).
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| D | sdw_type.h | 27 * module_sdw_driver() - Helper macro for registering a Soundwire driver
28 * @__sdw_driver: soundwire slave driver struct
30 * Helper macro for Soundwire drivers which do not do anything special in
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/sound/ |
| D | qcom,wsa881x.yaml | 15 Their primary operating mode uses a SoundWire digital audio
16 interface. This binding is for SoundWire interface.
46 soundwire@c2d0000 {
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| /kernel/linux/linux-4.19/drivers/base/regmap/ |
| D | regmap-sdw.c | 7 #include <linux/soundwire/sdw.h>
41 /* All register are 8-bits wide as per MIPI Soundwire 1.0 Spec */ in regmap_sdw_config_check()
87 MODULE_DESCRIPTION("Regmap SoundWire Module");
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| /kernel/linux/linux-5.10/drivers/base/regmap/ |
| D | regmap-sdw.c | 6 #include <linux/soundwire/sdw.h>
40 /* All register are 8-bits wide as per MIPI Soundwire 1.0 Spec */ in regmap_sdw_config_check()
86 MODULE_DESCRIPTION("Regmap SoundWire Module");
|