drivers/gpu/drm/i915/Kconfig - third_party/linux - Git at Google


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

            
            config DRM_I915

            
            	tristate "Intel 8xx/9xx/G3x/G4x/HD Graphics"

            
            	depends on DRM

            
            	depends on X86 && PCI

            
            	depends on !PREEMPT_RT

            
            	select INTEL_GTT if X86

            
            	select INTERVAL_TREE

            
            	# we need shmfs for the swappable backing store, and in particular

            
            	# the shmem_readpage() which depends upon tmpfs

            
            	select SHMEM

            
            	select TMPFS

            
            	select DRM_DISPLAY_DP_HELPER

            
            	select DRM_DISPLAY_HDCP_HELPER

            
            	select DRM_DISPLAY_HDMI_HELPER

            
            	select DRM_DISPLAY_HELPER

            
            	select DRM_KMS_HELPER

            
            	select DRM_PANEL

            
            	select DRM_MIPI_DSI

            
            	select RELAY

            
            	select IRQ_WORK

            
            	# i915 depends on ACPI_VIDEO when ACPI is enabled

            
            	# but for select to work, need to select ACPI_VIDEO's dependencies, ick

            
            	select BACKLIGHT_CLASS_DEVICE if ACPI

            
            	select INPUT if ACPI

            
            	select ACPI_VIDEO if ACPI

            
            	select ACPI_BUTTON if ACPI

            
            	select SYNC_FILE

            
            	select IOSF_MBI if X86

            
            	select CRC32

            
            	select SND_HDA_I915 if SND_HDA_CORE

            
            	select CEC_CORE if CEC_NOTIFIER

            
            	select VMAP_PFN

            
            	select DRM_TTM

            
            	select DRM_BUDDY

            
            	select AUXILIARY_BUS

            
            	help

            
            	  Choose this option if you have a system that has "Intel Graphics

            
            	  Media Accelerator" or "HD Graphics" integrated graphics,

            
            	  including 830M, 845G, 852GM, 855GM, 865G, 915G, 945G, 965G,

            
            	  G35, G41, G43, G45 chipsets and Celeron, Pentium, Core i3,

            
            	  Core i5, Core i7 as well as Atom CPUs with integrated graphics.


            	  This driver is used by the Intel driver in X.org 6.8 and

            
            	  XFree86 4.4 and above. It replaces the older i830 module that

            
            	  supported a subset of the hardware in older X.org releases.


            	  Note that the older i810/i815 chipsets require the use of the

            
            	  i810 driver instead, and the Atom z5xx series has an entirely

            
            	  different implementation.


            	  If "M" is selected, the module will be called i915.


            config DRM_I915_FORCE_PROBE

            
            	string "Force probe driver for selected new Intel hardware"

            
            	depends on DRM_I915

            
            	help

            
            	  This is the default value for the i915.force_probe module

            
            	  parameter. Using the module parameter overrides this option.


            	  Force probe the driver for new Intel graphics devices that are

            
            	  recognized but not properly supported by this kernel version. It is

            
            	  recommended to upgrade to a kernel version with proper support as soon

            
            	  as it is available.


            	  Use "" to disable force probe. If in doubt, use this.


            	  Use "<pci-id>[,<pci-id>,...]" to force probe the driver for listed

            
            	  devices. For example, "4500" or "4500,4571".


            	  Use "*" to force probe the driver for all known devices.


            config DRM_I915_CAPTURE_ERROR

            
            	bool "Enable capturing GPU state following a hang"

            
            	depends on DRM_I915

            
            	default y

            
            	help

            
            	  This option enables capturing the GPU state when a hang is detected.

            
            	  This information is vital for triaging hangs and assists in debugging.

            
            	  Please report any hang for triaging according to:

            
            	    https://gitlab.freedesktop.org/drm/intel/-/wikis/How-to-file-i915-bugs


            	  If in doubt, say "Y".


            config DRM_I915_COMPRESS_ERROR

            
            	bool "Compress GPU error state"

            
            	depends on DRM_I915_CAPTURE_ERROR

            
            	select ZLIB_DEFLATE

            
            	default y

            
            	help

            
            	  This option selects ZLIB_DEFLATE if it isn't already

            
            	  selected and causes any error state captured upon a GPU hang

            
            	  to be compressed using zlib.


            	  If in doubt, say "Y".


            config DRM_I915_USERPTR

            
            	bool "Always enable userptr support"

            
            	depends on DRM_I915

            
            	select MMU_NOTIFIER

            
            	default y

            
            	help

            
            	  This option selects CONFIG_MMU_NOTIFIER if it isn't already

            
            	  selected to enabled full userptr support.


            	  If in doubt, say "Y".


            config DRM_I915_GVT

            
            	bool


            config DRM_I915_GVT_KVMGT

            
            	tristate "Enable KVM host support Intel GVT-g graphics virtualization"

            
            	depends on DRM_I915

            
            	depends on X86

            
            	depends on 64BIT

            
            	depends on KVM

            
            	depends on VFIO_MDEV

            
            	select DRM_I915_GVT

            
            	select KVM_EXTERNAL_WRITE_TRACKING


            	help

            
            	  Choose this option if you want to enable Intel GVT-g graphics

            
            	  virtualization technology host support with integrated graphics.

            
            	  With GVT-g, it's possible to have one integrated graphics

            
            	  device shared by multiple VMs under KVM.


            	  Note that this driver only supports newer device from Broadwell on.

            
            	  For further information and setup guide, you can visit:

            
            	  http://01.org/igvt-g.


            	  If in doubt, say "N".


            config DRM_I915_PXP

            
            	bool "Enable Intel PXP support"

            
            	depends on DRM_I915

            
            	depends on INTEL_MEI && INTEL_MEI_PXP

            
            	default n

            
            	help

            
            	  PXP (Protected Xe Path) is an i915 component, available on graphics

            
            	  version 12 and newer GPUs, that helps to establish the hardware

            
            	  protected session and manage the status of the alive software session,

            
            	  as well as its life cycle.


            menu "drm/i915 Debugging"

            
            depends on DRM_I915

            
            depends on EXPERT

            
            source "drivers/gpu/drm/i915/Kconfig.debug"

            
            endmenu


            menu "drm/i915 Profile Guided Optimisation"

            
            	visible if EXPERT

            
            	depends on DRM_I915

            
            	source "drivers/gpu/drm/i915/Kconfig.profile"

            
            endmenu


            menu "drm/i915 Unstable Evolution"

            
            	visible if EXPERT && STAGING && BROKEN

            
            	depends on DRM_I915

            
            	source "drivers/gpu/drm/i915/Kconfig.unstable"

            
            endmenu
	# SPDX-License-Identifier: GPL-2.0-only
	config DRM_I915
	tristate "Intel 8xx/9xx/G3x/G4x/HD Graphics"
	depends on DRM
	depends on X86 && PCI
	depends on !PREEMPT_RT
	select INTEL_GTT if X86
	select INTERVAL_TREE
	# we need shmfs for the swappable backing store, and in particular
	# the shmem_readpage() which depends upon tmpfs
	select SHMEM
	select TMPFS
	select DRM_DISPLAY_DP_HELPER
	select DRM_DISPLAY_HDCP_HELPER
	select DRM_DISPLAY_HDMI_HELPER
	select DRM_DISPLAY_HELPER
	select DRM_KMS_HELPER
	select DRM_PANEL
	select DRM_MIPI_DSI
	select RELAY
	select IRQ_WORK
	# i915 depends on ACPI_VIDEO when ACPI is enabled
	# but for select to work, need to select ACPI_VIDEO's dependencies, ick
	select BACKLIGHT_CLASS_DEVICE if ACPI
	select INPUT if ACPI
	select ACPI_VIDEO if ACPI
	select ACPI_BUTTON if ACPI
	select SYNC_FILE
	select IOSF_MBI if X86
	select CRC32
	select SND_HDA_I915 if SND_HDA_CORE
	select CEC_CORE if CEC_NOTIFIER
	select VMAP_PFN
	select DRM_TTM
	select DRM_BUDDY
	select AUXILIARY_BUS
	help
	Choose this option if you have a system that has "Intel Graphics
	Media Accelerator" or "HD Graphics" integrated graphics,
	including 830M, 845G, 852GM, 855GM, 865G, 915G, 945G, 965G,
	G35, G41, G43, G45 chipsets and Celeron, Pentium, Core i3,
	Core i5, Core i7 as well as Atom CPUs with integrated graphics.

	This driver is used by the Intel driver in X.org 6.8 and
	XFree86 4.4 and above. It replaces the older i830 module that
	supported a subset of the hardware in older X.org releases.

	Note that the older i810/i815 chipsets require the use of the
	i810 driver instead, and the Atom z5xx series has an entirely
	different implementation.

	If "M" is selected, the module will be called i915.

	config DRM_I915_FORCE_PROBE
	string "Force probe driver for selected new Intel hardware"
	depends on DRM_I915
	help
	This is the default value for the i915.force_probe module
	parameter. Using the module parameter overrides this option.

	Force probe the driver for new Intel graphics devices that are
	recognized but not properly supported by this kernel version. It is
	recommended to upgrade to a kernel version with proper support as soon
	as it is available.

	Use "" to disable force probe. If in doubt, use this.

	Use "<pci-id>[,<pci-id>,...]" to force probe the driver for listed
	devices. For example, "4500" or "4500,4571".

	Use "*" to force probe the driver for all known devices.

	config DRM_I915_CAPTURE_ERROR
	bool "Enable capturing GPU state following a hang"
	depends on DRM_I915
	default y
	help
	This option enables capturing the GPU state when a hang is detected.
	This information is vital for triaging hangs and assists in debugging.
	Please report any hang for triaging according to:
	https://gitlab.freedesktop.org/drm/intel/-/wikis/How-to-file-i915-bugs

	If in doubt, say "Y".

	config DRM_I915_COMPRESS_ERROR
	bool "Compress GPU error state"
	depends on DRM_I915_CAPTURE_ERROR
	select ZLIB_DEFLATE
	default y
	help
	This option selects ZLIB_DEFLATE if it isn't already
	selected and causes any error state captured upon a GPU hang
	to be compressed using zlib.

	If in doubt, say "Y".

	config DRM_I915_USERPTR
	bool "Always enable userptr support"
	depends on DRM_I915
	select MMU_NOTIFIER
	default y
	help
	This option selects CONFIG_MMU_NOTIFIER if it isn't already
	selected to enabled full userptr support.

	If in doubt, say "Y".

	config DRM_I915_GVT
	bool

	config DRM_I915_GVT_KVMGT
	tristate "Enable KVM host support Intel GVT-g graphics virtualization"
	depends on DRM_I915
	depends on X86
	depends on 64BIT
	depends on KVM
	depends on VFIO_MDEV
	select DRM_I915_GVT
	select KVM_EXTERNAL_WRITE_TRACKING

	help
	Choose this option if you want to enable Intel GVT-g graphics
	virtualization technology host support with integrated graphics.
	With GVT-g, it's possible to have one integrated graphics
	device shared by multiple VMs under KVM.

	Note that this driver only supports newer device from Broadwell on.
	For further information and setup guide, you can visit:
	http://01.org/igvt-g.

	If in doubt, say "N".

	config DRM_I915_PXP
	bool "Enable Intel PXP support"
	depends on DRM_I915
	depends on INTEL_MEI && INTEL_MEI_PXP
	default n
	help
	PXP (Protected Xe Path) is an i915 component, available on graphics
	version 12 and newer GPUs, that helps to establish the hardware
	protected session and manage the status of the alive software session,
	as well as its life cycle.

	menu "drm/i915 Debugging"
	depends on DRM_I915
	depends on EXPERT
	source "drivers/gpu/drm/i915/Kconfig.debug"
	endmenu

	menu "drm/i915 Profile Guided Optimisation"
	visible if EXPERT
	depends on DRM_I915
	source "drivers/gpu/drm/i915/Kconfig.profile"
	endmenu

	menu "drm/i915 Unstable Evolution"
	visible if EXPERT && STAGING && BROKEN
	depends on DRM_I915
	source "drivers/gpu/drm/i915/Kconfig.unstable"
	endmenu