M7350/kernel/drivers/soc/qcom/Kconfig
2024-09-09 08:57:42 +00:00

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#
# QCOM Soc drivers
#
config OPTIMIZE_LTE_RX
bool "Optimize lte rx"
help
Say y here to optimize memory for 9x07 with qc wlan.
config QCOM_GSBI
tristate "QCOM General Serial Bus Interface"
depends on ARCH_QCOM
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.
if ARCH_MSM
config CP_ACCESS64
depends on ARM64
tristate "CP 64-bit register access tool"
help
Provide support for AARCH64 CP register access using /sys
interface. Read and write to CP registers from userspace
through sysfs interface. A sys file (cp_rw) will be created under
/sys/devices/cpaccess/cpaccess0.
If unsure, say N.
config MSM_INRUSH_CURRENT_MITIGATION
bool "Inrush-current mitigation Driver"
help
This driver helps in mitigating in-rush current on MSM
chipsets which has voltage droop issues due to sudden
huge load on a rail. This driver introduces an intermediate
load to mitigate the in-rush current.
config MSM_QDSP6_APRV2
bool "Audio QDSP6 APRv2 support"
depends on MSM_SMD
help
Enable APRv2 IPC protocol support between
application processor and QDSP6. APR is
used by audio driver to configure QDSP6's
ASM, ADM and AFE.
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 MSM_QDSP6_APRV3
bool "Audio QDSP6 APRv3 support"
depends on MSM_SMD
help
Enable APRv3 IPC protocol support between
application processor and QDSP6. APR is
used by audio driver to configure QDSP6v2's
ASM, ADM and AFE.
config MSM_ADSP_LOADER
tristate "ADSP loader support"
select SND_SOC_MSM_APRV2_INTF
depends on MSM_QDSP6_APRV2 || MSM_QDSP6_APRV3
help
Enable ADSP image loader.
The ADSP loader brings ADSP out of reset
for the platforms that use APRv2.
Say M if you want to enable this module.
config MSM_MEMORY_DUMP
bool "MSM Memory Dump 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_MEMORY_DUMP_V2
bool "MSM 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 MSM_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 MSM_JTAG
bool "Debug and ETM trace support across power collapse"
help
Enables support for debugging (specifically breakpoints) and ETM
processor tracing across power collapse both for JTag and OS hosted
software running on the 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 MSM_JTAG_MM
bool "Debug and ETM trace support across power collapse using memory mapped access"
help
Enables support for debugging (specifically breakpoints) and ETM
processor tracing across power collapse both for JTag and OS hosted
software running on the target. Enabling this will ensure debug
and ETM registers are saved and restored across power collapse.
Required on targets on which cp14 access to debug and ETM registers is
not permitted and so memory mapped access is necessary.
If unsure, say 'N' here to avoid potential power, performance and
memory penalty.
config MSM_JTAGV8
bool "Debug and ETM trace support across power collapse for ARMv8"
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 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_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 MSM_COMMON_LOG
bool "MSM Common Log Support"
help
Use this to export symbols of some log address and variables
that need to parse crash dump files to a memory dump table. This
table can be used by post analysis tools to extract information
from memory when device crashes.
config MSM_DDR_HEALTH
bool "MSM DDR Health Driver"
default n
help
This option enables a driver which allocates DDR buffer of requested
size and sends it's locatoin to RPM sub system. RPM subsystem can
make use of this buffer to monitor DDR health.
config MSM_HYP_DEBUG
bool "MSM Hypervisor Debug Driver"
help
This enables the Hypervisor Debug driver. It allows the mapping and
and unmapping of user defined memory range from stage 2. It also
supports mapping and unmapping PIL image load memory range from
stage 2 depending upon the PIL image state.
config MSM_WATCHDOG_V2
bool "MSM Watchdog Support"
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 MSM_FORCE_WDOG_BITE_ON_PANIC
bool "MSM force watchdog bite"
depends on MSM_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 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_CPU_PWR_CTL
bool "Cpu subsystem power control"
depends on SMP && (ARM || ARM64)
default y
help
Provides routines to power on cpu rails and l2 cache
controller during coldboot.
config MSM_CACHE_M4M_ERP64
bool "Cache and M4M error report"
depends on ARCH_MSM8996
help
Say 'Y' here to enable reporting of cache and M4M errors to the kernel
log. The kernel log contains collected error syndrome and address
registers. These register dumps can be used as useful information
to find out possible hardware problems.
config MSM_CACHE_M4M_ERP64_PANIC_ON_CE
bool "Panic on correctable cache/M4M errors"
depends on MSM_CACHE_M4M_ERP64
help
Say 'Y' here to cause kernel panic when correctable cache/M4M errors
are detected. Enabling this is useful when you want to dump memory
and system state close to the time when the error occured.
If unsure, say N.
config MSM_CACHE_M4M_ERP64_PANIC_ON_UE
bool "Panic on uncorrectable cache/M4M errors"
depends on MSM_CACHE_M4M_ERP64
help
Say 'Y' here to cause kernel panic when uncorrectable cache/M4M errors
are detected.
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 MSM_RPM_RBCPR_STATS_V2_LOG
tristate "MSM Resource Power Manager RPBCPR Stat Driver"
depends on DEBUG_FS
help
This option enables v2 of the rpmrbcpr_stats driver which reads RPM
memory for statistics pertaining to RPM's RBCPR(Rapid Bridge Core
Power Reduction) driver. The drivers outputs the message via a
debugfs node.
config MSM_RPM_LOG
tristate "MSM Resource Power Manager Log Driver"
depends on DEBUG_FS
depends on MSM_RPM_SMD
default n
help
This option enables a driver which can read from a circular buffer
of messages produced by the RPM. These messages provide diagnostic
information about RPM operation. The driver outputs the messages
via a debugfs node.
config MSM_RPM_STATS_LOG
tristate "MSM Resource Power Manager Stat Driver"
depends on DEBUG_FS
depends on MSM_RPM_SMD
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 MSM_RUN_QUEUE_STATS
bool "Enable collection and exporting of MSM 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 MSM_SCM
bool "Secure Channel Manager (SCM) support"
default n
menuconfig MSM_SCM_XPU
bool "MSM XPU configuration driver"
depends on MSM_SCM
if MSM_SCM_XPU
choice
prompt "XPU Violation Behavior"
default MSM_XPU_ERR_FATAL
config MSM_XPU_ERR_FATAL
bool "Configure XPU violations as fatal errors"
help
Select if XPU violations have to be configured as fatal errors.
config MSM_XPU_ERR_NONFATAL
bool "Configure XPU violations as non-fatal errors"
help
Select if XPU violations have to be configured as non-fatal errors.
endchoice
endif
config MSM_SCM_ERRATA
depends on DEBUG_FS
depends on MSM_SCM
bool "Support for enabling/disabling errata workarounds via debugfs"
help
Exposes a debugfs interface intended for advanced system debugging
where it may be desirable to enable or disable certain hardware
errata workarounds at runtime.
If unsure, say N.
config MSM_PFE_WA
depends on HW_PERF_EVENTS
bool "Enable a H/W PFE WA"
help
Sometimes the PFTLB entries get stuck in the invalid state and new
prefetches get dropped. For a workaround, count L1 prefeches dropped
due to PFTLB miss and reset H/W PFE when a overflow happens.
If unsure, say N.
config MSM_MPM_OF
bool "Modem Power Manager"
depends on OF
help
MPM is a dedicated hardware resource responsible for entering and
waking up from a system wide low power mode. The MPM driver tracks
the wakeup interrupts and configures the MPM to monitor the wakeup
interrupts when going to a system wide sleep mode. This config option
enables the MPM driver that supports initialization from a device
tree
config MSM_SMEM
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_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_SMD_XPRT
depends on MSM_SMD
depends on MSM_GLINK
bool "Generic Link (G-Link) SMD Transport"
help
G-Link SMD Transport is a G-Link Transport plug-in. It allows G-Link
communication to remote entities through a SMD physical transport
channel. The remote side is assumed to be pure SMD. The nature of
SMD limits this G-Link transport to only connecting with entities
internal to the System-on-Chip.
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_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 signle 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_SMEM_LOGGING
depends on MSM_SMEM
bool "MSM Shared Memory Logger"
help
Enable the shared memory logging to log the events between
the various processors in the system. This option exposes
the shared memory logger at /dev/smem_log and a debugfs node
named smem_log.
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_SMP2P_TEST
bool "SMSM Point-to-Point Test"
depends on MSM_SMP2P
help
Enables loopback and unit testing support for
SMP2P. Loopback support is used by other
processors to do unit testing. Unit tests
are used to verify the local and remote
implementations.
config MSM_SPM
bool "Driver support for SPM Version 2"
help
Enables the support for Version 2 of the SPM driver. 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 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_DCC
bool "MSM Data Capture and Compare enigne 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 MSM_HVC
bool "MSM Hypervisor Call Support"
help
This enables the Hypervisor Call module. It provides apis to call
into the hypervisor thereby allowing access to services exposed by
the hypervisor. It is primarily intended to be used for Silicon
Partner/Manufacturer function identifier subrange but supports other
service call subranges as well.
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_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_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_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_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_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_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 deivce nodes.
This enable the usersapce clients to read and write to
some glink packets channel.
config MSM_TZ_SMMU
bool "Helper functions for SMMU configuration through TZ"
depends on ARCH_MSMTHULIUM
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_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_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_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 MSM_SHARED_HEAP_ACCESS
bool "Shared Heap access"
help
Enable support to provide access to clients to certain HLOS regions
which are protected by the secure environment.
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 MSM_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 ICNSS
tristate "Platform driver for Q6 integrated connectivity"
---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 MSM_CORE_CTL_HELPER
tristate "Core control helper functions for dynamically hotplug CPUs"
help
Provide helper functions for core control driver. Core control
driver dynamically hotplugs CPUs from kernel based on current
system load and state. It also supports limiting min and
max online CPUs from userspace.
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_PERFORMANCE
tristate "Core control driver to support userspace hotplug requests"
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.
config MSM_PERFORMANCE_HOTPLUG_ON
bool "Hotplug functionality through msm_performance turned on"
depends on MSM_PERFORMANCE
default y
help
If some other core-control driver is present turn off the core-control
capability of msm_performance driver. Setting this flag to false will
compile out the nodes needed for core-control functionality through
msm_performance.
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 MSM_QBT1000
bool "QBT1000 Ultrasonic Fingerprint Sensor"
help
This driver is used to enable clocks and marshal buffers for trusted
applications running in the trusted execution environment.
config MSM_PACMAN
tristate "Enable the Peripheral Access Control Manager (PACMan)"
help
Add support for the Peripheral Access Control Manager (PACMan). This
driver allows reconfiguration of the Bus Access Manager Low Speed
peripheral (BLSP) ownership.
config MSM_KERNEL_PROTECT
bool "Protect kernel text by removing write permissions in stage-2"
depends on !FUNCTION_TRACER
help
On hypervisor-enabled targets, this option will make a call into
the hypervisor to request that the kernel text be remapped
without write permissions. This protects against malicious
devices rewriting kernel code.
Note that this will BREAK any runtime patching of the kernel text
(i.e. anything that uses apply_alternatives,
aarch64_insn_patch_text_nosync, etc. including the various CPU
errata workarounds in arch/arm64/kernel/cpu_errata.c).
config MSM_KERNEL_PROTECT_TEST
bool "Bootup test of kernel protection (INTENTIONAL CRASH)"
depends on MSM_KERNEL_PROTECT
help
Attempts to write to the kernel text after making the kernel text
read-only. This test is FATAL whether it passes or fails!
Success is signaled by a stage-2 fault.
source "drivers/soc/qcom/memshare/Kconfig"
endif # ARCH_MSM