k4.19/drivers/platform/msm/Kconfig

# SPDX-License-Identifier: GPL-2.0-only

menu "Qualcomm technologies inc. MSM specific device drivers"
	depends on ARCH_QCOM

config MSM_EXT_DISPLAY
	bool "MSM External Display Driver"
	default y if ARCH_QCOM && DRM
	help
	  Enabling this option adds MSM External Display Driver.
	  External Display driver was added to support the communication
	  between external display driver and its counterparts.
	  This should be enabled to support audio & video over HDMI or
	  DP for hot pluggable sink devices.

config QPNP_REVID
	tristate "QPNP Revision ID Peripheral"
	depends on SPMI
	help
	  Say 'y' here to include support for the Qualcomm Technologies, Inc.
	  QPNP REVID peripheral. REVID prints out the PMIC type and revision
	  numbers in the kernel log along with the PMIC option status. The PMIC
	  type is mapped to a QTI chip part number and logged as well.

config SPS
	bool "SPS support"
	select GENERIC_ALLOCATOR
	help
	  The SPS (Smart Peripheral Switch) is a DMA engine.
	  It can move data in the following modes:
		1. Peripheral-to-Peripheral.
		2. Peripheral-to-Memory.
		3. Memory-to-Memory.

config SPS_SUPPORT_BAMDMA
	bool "SPS support BAM DMA"
	depends on SPS
	default n
	help
	  The BAM-DMA is used for Memory-to-Memory transfers.
	  The main use cases is RPC between processors.
	  The BAM-DMA hardware has 2 registers sets:
		1. A BAM HW like all the peripherals.
		2. A DMA channel configuration (i.e. channel priority).

config SPS_SUPPORT_NDP_BAM
	bool "SPS support NDP BAM"
	depends on SPS
	default n
	help
	  No-Data-Path BAM is used to improve BAM performance.
	  NDP BAMs enables peripherals with fast fabric connectivity
	  to do the actual data transfer themselves, instead of the
	  BAM.

config GSI
	bool "GSI support"
	help
	  This driver provides the transport needed to talk to the
	  IPA core. It replaces the BAM transport used previously.

	  The GSI connects to a peripheral component via uniform TLV
	  interface, and allows it to interface with other peripherals
	  and CPUs over various types of interfaces such as MHI, xDCI,
	  xHCI, GPI, WDI, Ethernet, etc.

config GSI_REGISTER_VERSION_2
	bool "GSI core Version 2 Registers SWI Support"
	depends on GSI
	help
	  GSI core registers Software interface version 2 has updated
	  registers interface to communicate with GSI. This includes
	  new registers offsets, new registers fields structure and
	  new registers.

config IPA3
	tristate "IPA3 support"
	select GSI
	depends on NET
	help
	  This driver supports the Internet Packet Accelerator (IPA3) core.
	  IPA is a programmable protocol processor HW block.
	  It is designed to support generic HW processing of UL/DL IP packets
	  for various use cases independent of radio technology.
	  The driver support client connection and configuration
	  for the IPA core.
	  Kernel and user-space processes can call the IPA driver
	  to configure IPA core.

config IPA
	tristate "IPA support"
	depends on SPS && NET
	help
          This driver supports the Internet Packet Accelerator (IPA3) core.
          IPA is a programmable protocol processor HW block.
          It is designed to support generic HW processing of UL/DL IP packets
          for various use cases independent of radio technology.
          The driver support client connection and configuration
          for the IPA core.
          Kernel and user-space processes can call the IPA driver
          to configure IPA core.

config RMNET_IPA
	tristate "IPA RMNET WWAN Network Device"
	depends on IPA && QCOM_QMI_HELPERS
	help
	  This WWAN Network Driver implements network stack class device.
	  It supports Embedded data transfer from A7 to Q6. Configures IPA HW
	  for RmNet Data Driver and also exchange of QMI messages between
	  A7 and Q6 IPA-driver.

config IPA_DEBUG
	bool "IPA DEBUG for non-perf build"
	depends on IPA3
	help
	  This driver support more debug info for non-perf build.
	  If you use the non-perf build and want to have more debug
	  info enabled, then this flag can be enabled.
	  It is not suggested to enable this flag for perf build.

config IPA_WDI_UNIFIED_API
	bool "IPA WDI unified API support"
	depends on IPA3
	help
	  This driver supports IPA WDI unified API.
	  WDI is the interface between IPA micro controller and WLAN chipset.
	  It is designed to support IPA HW accelerating path for WLAN use case.
	  The IPA WDI unified API supports all WDI versions through a unified
	  interface.

config RMNET_IPA3
	tristate "IPA3 RMNET WWAN Network Device"
	depends on IPA3 && QCOM_QMI_HELPERS
	help
	  This WWAN Network Driver implements network stack class device.
	  It supports Embedded data transfer from A7 to Q6. Configures IPA HW
	  for RmNet Data Driver and also exchange of QMI messages between
	  A7 and Q6 IPA-driver.

config ECM_IPA
	tristate "STD ECM LAN Driver support"
	depends on IPA || IPA3
	help
	  Enables LAN between applications processor and a tethered
	  host using the STD ECM protocol.
	  This Network interface is aimed to allow data path go through
	  IPA core while using STD ECM protocol.

config RNDIS_IPA
	tristate "RNDIS_IPA Network Interface Driver support"
	depends on IPA || IPA3
	help
	  Enables LAN between applications processor and a tethered
	  host using the RNDIS protocol.
	  This Network interface is aimed to allow data path go through
	  IPA core while using RNDIS protocol.

config IPA3_MHI_PROXY
	tristate "IPA3 MHI proxy driver"
	depends on RMNET_IPA3
	help
	  This driver is used as a proxy between modem and MHI host driver.
	  Its main functionality is to setup MHI Satellite channels on behalf of
	  modem and provide the ability of modem to MHI device communication.
	  Once the configuration is done modem will communicate directly with
	  the MHI device without AP involvement, with the exception of
	  power management.

config IPA3_MHI_PRIME_MANAGER
	tristate "IPA3_MHI Prime Manager driver"
	depends on IPA3
	help
	  This driver functionality is to setup MHI Prime channels between Host and
	  modem and enable the ability for MHI Prime communication.
	  Once the configuration is done modem will communicate directly with
	  the Host without AP involvement for tethering data offload.

config IPA_UT
	tristate "IPA Unit-Test Framework and Test Suites"
	depends on IPA3 && DEBUG_FS
	help
	  This Module implements IPA in-kernel test framework.
	  The framework supports defining and running tests, grouped
	  into suites according to the sub-unit of the IPA being tested.
	  The user interface to run and control the tests is debugfs file
	  system.

config MSM_11AD
	tristate "Platform driver for 11ad chip"
	depends on PCI
	depends on PCI_MSM
	default n
	help
	  This module adds required platform support for wireless adapter based on
	  Qualcomm Technologies, Inc. 11ad chip, integrated into MSM platform

	  If you choose to build it as a module, it will be called
	  msm_11ad_proxy.

config IPA_EMULATION
	bool "IPA on X86 Linux (IPA emulation support)"
	depends on X86 && IPA3
	help
	  This options is used only when building the X86 version of
	  the IPA/GSI driver. On this mode, IPA driver will be probed
	  as PCIE device (and not platform device) where IPA emulation
	  shall be connected via PCIE to X86 machine.

config USB_BAM
	bool "USB BAM Driver"
	depends on SPS && USB_GADGET
	help
	  Enabling this option adds USB BAM Driver.
	  USB BAM driver was added to supports Smart Peripheral Subsystem
	  Peripheral-to-Peripheral transfers between the USB and other
	  peripheral.

config QCOM_GENI_SE
	tristate "QCOM GENI Serial Engine Driver"
	help
	  This module is used to interact with GENI based Serial Engines on
	  Qualcomm Technologies, Inc. Universal Peripheral(QUPv3). This
	  module is used to configure and read the configuration from the
	  Serial Engines.

config IPA3_REGDUMP
	bool "Dump or collect IPA/GSI register values on Linux crash"
	depends on IPA3
	help
	  This option is to be used when the saving of IPA register state is
	  desired upon a fatal system exception. When an exception occurs,
	  an IPA register collection algorithm will be run in the context of
	  the exception handler.  A predefined set of registers will be read
	  and their values will be placed into a static hierarchical data
	  structure that can be perused post crash.

choice
	prompt "Platform whose registers are to be dumped/collected"
	depends on IPA3_REGDUMP
	help
	  The choices within represent the possible platforms this build is
	  intended for. The choices are mutually exclusive.  By selecting
	  one, you effect the inclusion path used, such that the relevant
	  register definitions will be found.  Each platform has unique
	  register definitions.

config IPA3_REGDUMP_IPA_4_5
	bool "The 4.5 IPA"
	depends on IPA3_REGDUMP
	depends on ARCH_KONA
	help
	  Set this to enable the 4.5 IPA's registers to be dumped/collected.

endchoice

config IPA3_REGDUMP_NUM_EXTRA_ENDP_REGS
	int "The number of extra endp registers for remaining pipes"
	depends on IPA3_REGDUMP
	default 0
	help
	  If the platform has extra endpoint registers for remaining
	  pipes, please express how many here.

endmenu