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#
# QCOM Soc drivers
#
config QCOM_CPUSS_DUMP
bool "CPU Subsystem Dumping support"
help
Add support to dump various hardware entities such as the instruction
and data tlb's as well as the unified tlb, which are a part of the
cpu subsystem to an allocated buffer. This allows for analysis of the
the entities if corruption is suspected.
If unsure, say N
config QCOM_RUN_QUEUE_STATS
bool "Enable collection and exporting of QTI Run Queue stats to userspace"
help
This option enables the driver to periodically collecting the statistics
of kernel run queue information and calculate the load of the system.
This information is exported to usespace via sysfs entries and userspace
algorithms uses info and decide when to turn on/off the cpu cores.
config QCOM_GSBI
tristate "QCOM General Serial Bus Interface"
depends on ARCH_QCOM
select MFD_SYSCON
help
Say y here to enable GSBI support. The GSBI provides control
functions for connecting the underlying serial UART, SPI, and I2C
devices to the output pins.
config QCOM_LLCC
tristate "Qualcomm Technologies, Inc. LLCC driver"
depends on ARCH_QCOM
help
Qualcomm Technologies, Inc. platform specific LLCC driver for Last
Level Cache. This provides interfaces to client's that use the LLCC.
Say yes here to enable LLCC slice driver.
config QCOM_SDM845_LLCC
tristate "Qualcomm Technologies, Inc. SDM845 LLCC driver"
depends on QCOM_LLCC
help
Say yes here to enable the LLCC driver for SDM845. This is provides
data required to configure LLCC so that clients can start using the
LLCC slices.
config QCOM_SDM670_LLCC
tristate "Qualcomm Technologies, Inc. SDM670 LLCC driver"
depends on QCOM_LLCC
help
This provides Last level cache controller driver for SDM670.
This driver provides data required to configure LLCC, so that clients
can start using the LLCC slices.
Say yes here to enable llcc driver for SDM670.
config QCOM_LLCC_AMON
tristate "Qualcomm Technologies, Inc. LLCC Activity Monitor(AMON) driver"
depends on QCOM_LLCC
help
This option enables a activity monitor driver for last level cache
controller. This driver configures the activity monitor as
deadlock detector and dumps the AMON registers upon detection of
deadlock.
config QCOM_LLCC_AMON_PANIC
tristate "Panic on detecting LLCC Activity Monitor(AMON) error"
depends on QCOM_LLCC_AMON
help
This option enables panic upon detection of LLCC Activity Monitor(AMON)
errors. Say yes here to enable deadlock detection mode of AMON. In
deadlock detection mode AMON will trigger an interrupt if some LLCC request
ages out.
config QCOM_LLCC_PERFMON
tristate "Qualcomm Technologies, Inc. LLCC Perfmon driver"
depends on QCOM_LLCC
help
This option enables driver for LLCC Performance monitor block. Using
this various events in different LLCC sub block ports can be monitored.
This is used for performance and debug activity and exports SYSFS
interface. SYSFS interface used for configure and dump the LLCC
performance events.
config QCOM_PM
bool "Qualcomm Power Management"
depends on ARCH_QCOM && !ARM64
select ARM_CPU_SUSPEND
select QCOM_SCM
help
QCOM Platform specific power driver to manage cores and L2 low power
modes. It interface with various system drivers to put the cores in
low power modes.
config QCOM_SMEM
tristate "Qualcomm Shared Memory Manager (SMEM)"
depends on ARCH_QCOM
depends on HWSPINLOCK
help
Say y here to enable support for the Qualcomm Shared Memory Manager.
The driver provides an interface to items in a heap shared among all
processors in a Qualcomm platform.
config MSM_SERVICE_LOCATOR
bool "Service Locator"
depends on MSM_QMI_INTERFACE
help
The Service Locator provides a library to retrieve location
information given a service identifier. Location here translates
to what process domain exports the service, and which subsystem
that process domain will execute in.
config MSM_SERVICE_NOTIFIER
bool "Service Notifier"
depends on MSM_SERVICE_LOCATOR && MSM_SUBSYSTEM_RESTART
help
The Service Notifier provides a library for a kernel client to
register for state change notifications regarding a remote service.
A remote service here refers to a process providing certain services
like audio, the identifier for which is provided by the service
locator.
config QCOM_SMD
tristate "Qualcomm Shared Memory Driver (SMD)"
depends on QCOM_SMEM
help
Say y here to enable support for the Qualcomm Shared Memory Driver
providing communication channels to remote processors in Qualcomm
platforms.
config QCOM_SMD_RPM
tristate "Qualcomm Resource Power Manager (RPM) over SMD"
depends on QCOM_SMD && OF
help
If you say yes to this option, support will be included for the
Resource Power Manager system found in the Qualcomm 8974 based
devices.
This is required to access many regulators, clocks and bus
frequencies controlled by the RPM on these devices.
Say M here if you want to include support for the Qualcomm RPM as a
module. This will build a module called "qcom-smd-rpm".
config MSM_SPM
bool "Driver support for SPM and AVS wrapper hardware"
help
Enables the support for SPM and AVS wrapper hardware on MSMs. SPM
hardware is used to manage the processor power during sleep. The
driver allows configuring SPM to allow different low power modes for
both core and L2.
config MSM_L2_SPM
bool "SPM support for L2 cache"
help
Enable SPM driver support for L2 cache. Some MSM chipsets allow
control of L2 cache low power mode with a Subsystem Power manager.
Enabling this driver allows configuring L2 SPM for low power modes
on supported chipsets.
config QCOM_SCM
bool "Secure Channel Manager (SCM) support"
default n
config QCOM_SMEM_STATE
bool
config QCOM_SMP2P
tristate "Qualcomm Shared Memory Point to Point support"
depends on QCOM_SMEM
select QCOM_SMEM_STATE
help
Say yes here to support the Qualcomm Shared Memory Point to Point
protocol.
config QCOM_SMSM
tristate "Qualcomm Shared Memory State Machine"
depends on QCOM_SMEM
select QCOM_SMEM_STATE
help
Say yes here to support the Qualcomm Shared Memory State Machine.
The state machine is represented by bits in shared memory.
config QCOM_WCNSS_CTRL
tristate "Qualcomm WCNSS control driver"
depends on QCOM_SMD
help
Client driver for the WCNSS_CTRL SMD channel, used to download nv
firmware to a newly booted WCNSS chip.
config MSM_BOOT_STATS
bool "Use MSM boot stats reporting"
help
Use this to report msm boot stats such as bootloader throughput,
display init, total boot time.
This figures are reported in mpm sleep clock cycles and have a
resolution of 31 bits as 1 bit is used as an overflow check.
config MSM_CORE_HANG_DETECT
tristate "MSM Core Hang Detection Support"
help
This enables the core hang detection module. It causes SoC
reset on core hang detection and collects the core context
for hang.
config MSM_GLADIATOR_HANG_DETECT
tristate "MSM Gladiator Hang Detection Support"
help
This enables the gladiator hang detection module.
If the configured threshold is reached, it causes SoC reset on
gladiator hang detection and collects the context for the
gladiator hang.
config MSM_GLADIATOR_ERP
tristate "GLADIATOR coherency interconnect error reporting driver"
help
Support dumping debug information for the GLADIATOR
cache interconnect in the error interrupt handler.
Meant to be used for debug scenarios only.
If unsure, say N.
config PANIC_ON_GLADIATOR_ERROR
depends on MSM_GLADIATOR_ERP
bool "Panic on GLADIATOR error report"
help
Panic upon detection of an Gladiator coherency interconnect error
in order to support dumping debug information.
Meant to be used for debug scenarios only.
If unsure, say N.
config QCOM_EUD
tristate "QTI Embedded USB Debugger (EUD)"
depends on ARCH_QCOM
select SERIAL_CORE
help
The EUD (Embedded USB Debugger) is a mini-USB hub implemented
on chip to support the USB-based debug and trace capabilities.
This module enables support for Qualcomm Technologies, Inc.
Embedded USB Debugger (EUD).
If unsure, say N.
config QCOM_WATCHDOG_V2
bool "Qualcomm Watchdog Support"
depends on ARCH_QCOM
help
This enables the watchdog module. It causes kernel panic if the
watchdog times out. It allows for detection of cpu hangs and
deadlocks. It does not run during the bootup process, so it will
not catch any early lockups.
config QCOM_WDOG_IPI_ENABLE
bool "Qcom WDT pet optimization"
depends on QCOM_WATCHDOG_V2
default n
help
When this option is enabled, watchdog sends IPI to cores in low power
mode also. For power optimizations, by default watchdog don't ping
cores in low power mode at pettime.
To track CPUs health on LPM, or on debug builds enable it.
config QPNP_PBS
tristate "PBS trigger support for QPNP PMIC"
depends on SPMI
help
This driver supports configuring software PBS trigger event through PBS
RAM on Qualcomm Technologies, Inc. QPNP PMICs. This module provides
the APIs to the client drivers that wants to send the PBS trigger
event to the PBS RAM.
config QCOM_MEMORY_DUMP_V2
bool "QCOM Memory Dump V2 Support"
help
This enables memory dump feature. It allows various client
subsystems to register respective dump regions. At the time
of deadlocks or cpu hangs these dump regions are captured to
give a snapshot of the system at the time of the crash.
config MSM_DEBUG_LAR_UNLOCK
bool "MSM Debug LAR Unlock Support"
depends on QCOM_MEMORY_DUMP_V2
help
This allows unlocking Core Debug lock to allow capture
of upper 32 bits of program counter at the time of
system crash. This is useful in getting correct crash
location.
config QCOM_MINIDUMP
bool "QCOM Minidump Support"
depends on MSM_SMEM && QCOM_DLOAD_MODE
help
This enables minidump feature. It allows various clients to
register to dump their state at system bad state (panic/WDT,etc.,).
Minidump would dump all registered entries, only when DLOAD mode
is enabled.
config MINIDUMP_MAX_ENTRIES
int "Minidump Maximum num of entries"
default 200
depends on QCOM_MINIDUMP
help
This defines maximum number of entries to be allocated for application
subsytem in Minidump table.
config MSM_RPM_SMD
bool "RPM driver using SMD protocol"
help
RPM is the dedicated hardware engine for managing shared SoC
resources. This config adds driver support for using SMD as a
transport layer communication with RPM hardware. It also selects
the MSM_MPM config that programs the MPM module to monitor interrupts
during sleep modes.
config QCOM_BUS_SCALING
bool "Bus scaling driver"
help
This option enables bus scaling on MSM devices. Bus scaling
allows devices to request the clocks be set to rates sufficient
for the active devices needs without keeping the clocks at max
frequency when a slower speed is sufficient.
config QCOM_BUS_CONFIG_RPMH
bool "RPMH Bus scaling driver"
depends on QCOM_BUS_SCALING
help
This option enables bus scaling using QCOM specific hardware
accelerators. It enables the translation of bandwidth requests
from logical nodes to hardware nodes controlled by the BCM (Bus
Clock Manager)
config QCOM_SECURE_BUFFER
bool "Helper functions for securing buffers through TZ"
help
Say 'Y' here for targets that need to call into TZ to secure
memory buffers. This ensures that only the correct clients can
use this memory and no unauthorized access is made to the
buffer
config QCOM_EARLY_RANDOM
bool "Initialize random pool very early"
help
The standard random pool may not initialize until late in the boot
process which means that any calls to get random numbers before then
may not be truly random. Select this option to make an early call
to get some random data to put in the pool. If unsure, say N.
config MSM_SMEM
depends on ARCH_QCOM
depends on REMOTE_SPINLOCK_MSM
bool "MSM Shared Memory (SMEM)"
help
Support for the shared memory interface between the various
processors in the System on a Chip (SoC) which allows basic
inter-processor communication.
config MSM_SMD
depends on MSM_SMEM
bool "MSM Shared Memory Driver (SMD)"
help
Support for the shared memory interprocessor communication protocol
which provides virual point to point serial channels between processes
on the apps processor and processes on other processors in the SoC.
Also includes support for the Shared Memory State Machine (SMSM)
protocol which provides a mechanism to publish single bit state
information to one or more processors in the SoC.
config MSM_SMD_DEBUG
depends on MSM_SMD
bool "MSM SMD debug support"
help
Support for debugging SMD and SMSM communication between apps and
other processors in the SoC. Debug support primarily consists of
logs consisting of information such as what interrupts were processed,
what channels caused interrupt activity, and when internal state
change events occur.
config MSM_GLINK
bool "Generic Link (G-Link)"
help
G-Link is a generic link transport that replaces SMD. It is used
within a System-on-Chip (SoC) for communication between both internal
processors and external peripherals. The actual physical transport
is handled by transport plug-ins that can be individually enabled and
configured separately.
config MSM_TZ_SMMU
bool "Helper functions for SMMU configuration through TZ"
default n
help
Say 'Y' here for targets that need to call into TZ to configure
SMMUs for any reason (for example, for errata workarounds or
configuration of SMMU virtualization).
If unsure, say N.
config MSM_GLINK_LOOPBACK_SERVER
bool "Generic Link (G-Link) Loopback Server"
help
G-Link Loopback Server that enable loopback test framework to test
and validate the G-Link protocol stack. It support both local and
remote clients to configure the loopback server and echo back the
data received from the clients.
config MSM_GLINK_SMEM_NATIVE_XPRT
depends on MSM_SMEM
depends on MSM_GLINK
bool "Generic Link (G-Link) SMEM Native Transport"
help
G-Link SMEM Native Transport is a G-Link Transport plug-in. It allows
G-Link communication to remote entities through a shared memory
physical transport. The nature of shared memory limits this G-Link
transport to only connecting with entities internal to the
System-on-Chip.
config MSM_GLINK_SPI_XPRT
depends on MSM_GLINK
tristate "Generic Link (G-Link) SPI Transport"
help
G-Link SPI Transport is a Transport plug-in developed over SPI
bus. This transport plug-in performs marshaling of G-Link
commands & data to the appropriate SPI bus wire format and
allows for G-Link communication with remote subsystems that are
external to the System-on-Chip.
config MSM_SPCOM
depends on MSM_GLINK
bool "Secure Processor Communication over GLINK"
help
spcom driver allows loading Secure Processor Applications and
sending messages to Secure Processor Applications.
spcom provides interface to both user space app and kernel driver.
It is using glink as the transport layer, which provides multiple
logical channels over single physical channel.
The physical layer is based on shared memory and interrupts.
spcom provides clients/server API, although currently only one client
or server is allowed per logical channel.
config MSM_SPSS_UTILS
depends on MSM_PIL
bool "Secure Processor Utilities"
help
spss-utils driver selects Secure Processor firmware file name.
The firmware file name for dev, test or production is selected
based on two fuses.
Different file name is used for differnt SPSS HW versions,
because the SPSS firmware size is too small to support multiple
HW versions.
config TRACER_PKT
bool "Tracer Packet"
help
Tracer Packet helps in profiling the performance of inter-
processor communication protocols. The profiling information
can be logged into the tracer packet itself.
config QTI_RPMH_API
bool "QTI RPMH (h/w accelerators) Communication API"
select MAILBOX
select QTI_RPMH_MBOX
select QTI_SYSTEM_PM
help
This option enables RPMH hardware communication for making shared
resource requests on Qualcomm Technologies Inc SoCs.
config QTI_SYSTEM_PM
bool
config MSM_SMP2P
bool "SMSM Point-to-Point (SMP2P)"
depends on MSM_SMEM
help
Provide point-to-point remote signaling support.
SMP2P enables transferring 32-bit values between
the local and a remote system using shared
memory and interrupts. A client can open multiple
32-bit values by specifying a unique string and
remote processor ID.
config MSM_IPC_ROUTER_SMD_XPRT
depends on MSM_SMD
depends on IPC_ROUTER
bool "MSM SMD XPRT Layer"
help
SMD Transport Layer that enables IPC Router communication within
a System-on-Chip(SoC). When the SMD channels become available,
this layer registers a transport with IPC Router and enable
message exchange.
config MSM_IPC_ROUTER_HSIC_XPRT
depends on USB_QCOM_IPC_BRIDGE
depends on IPC_ROUTER
bool "MSM HSIC XPRT Layer"
help
HSIC Transport Layer that enables off-chip communication of
IPC Router. When the HSIC endpoint becomes available, this layer
registers the transport with IPC Router and enable message
exchange.
config MSM_IPC_ROUTER_MHI_XPRT
depends on MSM_MHI
depends on IPC_ROUTER
bool "MSM MHI XPRT Layer"
help
MHI Transport Layer that enables off-chip communication of
IPC Router. When the MHI endpoint becomes available, this layer
registers the transport with IPC Router and enable message
exchange.
config MSM_IPC_ROUTER_GLINK_XPRT
depends on MSM_GLINK
depends on IPC_ROUTER
bool "MSM GLINK XPRT Layer"
help
GLINK Transport Layer that enables IPC Router communication within
a System-on-Chip(SoC). When the GLINK channels become available,
this layer registers a transport with IPC Router and enable
message exchange.
config MSM_QMI_INTERFACE
depends on IPC_ROUTER
depends on QMI_ENCDEC
bool "MSM QMI Interface Library"
help
Library to send and receive QMI messages over IPC Router.
This library provides interface functions to the kernel drivers
to perform QMI message marshaling and transport them over IPC
Router.
config MSM_GLINK_PKT
bool "Enable device interface for GLINK packet channels"
depends on MSM_GLINK
help
G-link packet driver provides the interface for the userspace
clients to communicate over G-Link via device nodes.
This enable the userspace clients to read and write to
some glink packets channel.
config MSM_SYSTEM_HEALTH_MONITOR
bool "System Health Monitor"
depends on MSM_QMI_INTERFACE && MSM_SUBSYSTEM_RESTART
help
System Health Monitor (SHM) passively monitors the health of the
peripherals connected to the application processor. Software
components in the application processor that experience
communication failure can request the SHM to perform a system-wide
health check. If any failures are detected during the health-check,
then a subsystem restart will be triggered for the failed subsystem.
config MSM_SUBSYSTEM_RESTART
bool "MSM Subsystem Restart"
help
This option enables the MSM subsystem restart framework.
The MSM subsystem restart framework provides support to boot,
shutdown, and restart subsystems with a reference counted API.
It also notifies userspace of transitions between these states via
sysfs.
config MSM_SYSMON_COMM
bool "MSM System Monitor communication support"
depends on MSM_SMD && MSM_SUBSYSTEM_RESTART
help
This option adds support for MSM System Monitor library, which
provides an API that may be used for notifying subsystems within
the SoC about other subsystems' power-up/down state-changes.
config MSM_PIL
bool "Peripheral image loading"
select FW_LOADER
default n
help
Some peripherals need to be loaded into memory before they can be
brought out of reset.
Say yes to support these devices.
config MSM_SYSMON_GLINK_COMM
bool "MSM System Monitor communication support using GLINK transport"
depends on MSM_GLINK && MSM_SUBSYSTEM_RESTART
help
This option adds support for MSM System Monitor APIs using the GLINK
transport layer. The APIs provided may be used for notifying
subsystems within the SoC about other subsystems' power-up/down
state-changes.
config MSM_PIL_SSR_GENERIC
tristate "MSM Subsystem Boot Support"
depends on MSM_PIL && MSM_SUBSYSTEM_RESTART
help
Support for booting and shutting down MSM Subsystem processors.
This driver also monitors the SMSM status bits and the watchdog
interrupt for the subsystem and restarts it on a watchdog bite
or a fatal error. Subsystems include LPASS, Venus, VPU, WCNSS and
BCSS.
config MSM_PIL_MSS_QDSP6V5
tristate "MSS QDSP6v5 (Hexagon) Boot Support"
depends on MSM_PIL && MSM_SUBSYSTEM_RESTART
help
Support for booting and shutting down QDSP6v5 (Hexagon) processors
in modem subsystems. If you would like to make or receive phone
calls then say Y here.
If unsure, say N.
config ICNSS
tristate "Platform driver for Q6 integrated connectivity"
select CNSS_UTILS
---help---
This module adds support for Q6 integrated WLAN connectivity
subsystem. This module is responsible for communicating WLAN on/off
control messages to FW over QMI channel. It is also responsible for
handling WLAN PD restart notifications.
config ICNSS_DEBUG
bool "ICNSS debug support"
depends on ICNSS
---help---
Say 'Y' here to enable ICNSS driver debug support. Debug support
primarily consists of logs consisting of information related to
hardware register access and enabling BUG_ON for certain cases to aid
the debugging.
config QCOM_COMMAND_DB
bool "Command DB"
help
Command DB queries shared memory by key string for shared system
resources
config MSM_PERFORMANCE
tristate "msm performacne driver to support userspace hotplug requests"
default n
help
This driver is used to provide CPU hotplug support to userspace.
It ensures that no more than a user specified number of CPUs stay
online at any given point in time. This module can also restrict
max freq or min freq of cpu cluster
config MSM_CDSP_LOADER
tristate "CDSP loader support"
depends on MSM_GLINK
help
Enable CDSP image loader.
The CDSP loader brings CDSP out of reset
for platforms that have compute DSP.
Say M if you want to enable this module.
config QCOM_SMCINVOKE
bool "Secure QSEE Support"
help
Enable SMCInvoke driver which supports capability based secure
communication between QTI Secure Execution Environment (QSEE)
and high level operating system. It exposes APIs for both
userspace and kernel clients.
config MSM_EVENT_TIMER
bool "Event timer"
help
This option enables a modules that manages a list of event timers
that need to be monitored by the PM. The enables the PM code to
monitor events that require the core to be awake and ready to
handle the event.
config MSM_AVTIMER
tristate "Avtimer Driver"
default n
help
This driver gets the Q6 out of power collapsed state
and exposes ioctl control to read avtimer tick.
Enables camera to use for VT call to get avtimer
timestamp.
config MSM_PM
depends on PM
select MSM_IDLE_STATS if DEBUG_FS
select CPU_IDLE_MULTIPLE_DRIVERS
bool "Qualcomm platform specific PM driver"
help
Platform specific power driver to manage cores and l2 low power
modes. It interface with various system driver and put the cores
into low power modes. It implements OS initiated scheme and
determines last CPU to call into PSCI for cluster Low power
modes.
config MSM_NOPM
default y if !PM
bool
help
This enables bare minimum support of power management at platform level.
i.e WFI
config MSM_QBT1000
bool "QBT1000 Ultrasonic Fingerprint Sensor"
help
This driver provides services for configuring the fingerprint
sensor hardware and for communicating with the trusted app which
uses it. It enables clocks and provides commands for loading
trusted apps, unloading them and marshalling buffers to the
trusted fingerprint app.
if MSM_PM
menuconfig MSM_IDLE_STATS
bool "Collect idle statistics"
help
Collect cores various low power mode idle statistics
and export them in proc/msm_pm_stats. User can read
this data and determine what low power modes and how
many times cores have entered into LPM modes.
if MSM_IDLE_STATS
config MSM_IDLE_STATS_FIRST_BUCKET
int "First bucket time"
default 62500
help
Upper time limit in nanoseconds of first bucket.
config MSM_IDLE_STATS_BUCKET_SHIFT
int "Bucket shift"
default 2
config MSM_IDLE_STATS_BUCKET_COUNT
int "Bucket count"
default 10
config MSM_SUSPEND_STATS_FIRST_BUCKET
int "First bucket time for suspend"
default 1000000000
help
Upper time limit in nanoseconds of first bucket of the
histogram. This is for collecting statistics on suspend.
endif # MSM_IDLE_STATS
endif # MSM_PM
config QCOM_DCC_V2
bool "Qualcomm Technologies Data Capture and Compare engine support for V2"
help
This option enables driver for Data Capture and Compare engine. DCC
driver provides interface to configure DCC block and read back
captured data from DCC's internal SRAM.
config QCOM_DCC
bool "QCOM Data Capture and Compare engine support"
help
This option enables driver for Data Capture and Compare engine. DCC
driver provides interface to configure DCC block and read back
captured data from DCC's internal SRAM.
config QTI_RPM_STATS_LOG
bool "Qualcomm Technologies RPM Stats Driver"
depends on SYSFS
default n
help
This option enables a driver which reads RPM messages from a shared
memory location. These messages provide statistical information about
the low power modes that RPM enters. The drivers outputs the message
via a debugfs node.
config QCOM_FORCE_WDOG_BITE_ON_PANIC
bool "QCOM force watchdog bite"
depends on QCOM_WATCHDOG_V2
help
This forces a watchdog bite when the device restarts due to a
kernel panic. On certain MSM SoCs, this provides us
additional debugging information.
config QMP_DEBUGFS_CLIENT
bool "Debugfs Client to communicate with AOP using QMP protocol"
depends on DEBUG_FS
default n
help
This options enables a driver which allows clients to send messages
to Alway On processor using QMP transport.
source "drivers/soc/qcom/memshare/Kconfig"
config MSM_REMOTEQDSS
bool "Allow debug tools to enable events on other processors"
depends on QCOM_SCM && DEBUG_FS
help
Other onchip processors/execution environments may support debug
events. Provide a sysfs interface for debug tools to dynamically
enable/disable these events. Interface located in
/sys/class/remoteqdss.
config QSEE_IPC_IRQ_BRIDGE
tristate "QSEE IPC Interrupt Bridge"
help
This module enables bridging an Inter-Processor Communication(IPC)
interrupt from a remote subsystem directed towards Qualcomm
Technologies, Inc. Secure Execution Environment(QSEE).
config MSM_JTAGV8
bool "Debug and ETM trace support across power collapse for ARMv8"
default y if CORESIGHT_SOURCE_ETM4X
help
Enables support for debugging (specifically breakpoints) and ETM
processor tracing across power collapse both for JTag and OS hosted
software running on ARMv8 target. Enabling this will ensure debug
and ETM registers are saved and restored across power collapse.
If unsure, say 'N' here to avoid potential power, performance and
memory penalty.
config QCOM_QDSS_BRIDGE
bool "Configure bridge driver for QTI/Qualcomm Technologies, Inc. MDM"
depends on MSM_MHI
help
The driver will help route diag traffic from modem side over the QDSS
sub-system to USB on APSS side. The driver acts as a bridge between the
MHI and USB interface. If unsure, say N.
config MSM_BAM_DMUX
bool "BAM Data Mux Driver"
depends on SPS
help
Support Muxed Data Channels over BAM interface.
BAM has a limited number of pipes. This driver
provides a means to support more logical channels
via muxing than BAM could without muxing.
config MSM_GLINK_BGCOM_XPRT
depends on MSM_GLINK
depends on MSM_BGCOM
tristate "Generic Link (G-Link) BGCOM Transport"
help
G-Link BGCOM Transport is a Transport plug-in developed over BGCOM.
This transport plug-in performs marshaling of G-Link
commands & data to the appropriate BGCOM format and
allows for G-Link communication with remote subsystems that are
external to the System-on-Chip.
config MSM_BGCOM_INTERFACE
bool "Driver support for Blackghost Communication"
depends on MSM_BGCOM
help
Create a bg_com_dev device node for user space communication.
Single user space client can open device node for communication
from hardware. Hardware will provide access to read
registers and read/write AHB memory in the device.
config MSM_BGRSB
bool "Provide support for rsb events on Blackghost chipset"
depends on MSM_GLINK
help
BGRSB communicates to BG over Glink for RSB configuration and
enable/disable on device power state change. It enables/disables
the regulator specific to RSB. Sends the side band events generated
by BG to input framework.
config MSM_PIL_SSR_BG
tristate "MSM Subsystem Blackghost(BG) Support"
depends on MSM_PIL && MSM_SUBSYSTEM_RESTART
help
Support for booting and shutting down Blackghost(BG) SOC which is
an external SOC. This driver communicates with Blackghost(BG) SOC
via pair of IPC GPIOs for inward and outward signals between MSM
and Blackghost(BG) SOC.
config MSM_BGCOM
bool "Provide APIs to communicate with Blackghost chipset"
help
BGCOM is a thin layer above SPI. It is used whithin a SoC for
communication between G-Link/bg_com_dev and BG processor over SPI.
This handle the interrupts raised by BG and notify the G-link with
interrupt event and event data.
source "drivers/soc/qcom/wcnss/Kconfig"