1# SPDX-License-Identifier: GPL-2.0-only 2config DRM_I915 3 tristate "Intel 8xx/9xx/G3x/G4x/HD Graphics" 4 depends on DRM 5 depends on X86 && PCI 6 depends on !PREEMPT_RT 7 select INTEL_GTT if X86 8 select INTERVAL_TREE 9 # we need shmfs for the swappable backing store, and in particular 10 # the shmem_readpage() which depends upon tmpfs 11 select SHMEM 12 select TMPFS 13 select DRM_DISPLAY_DP_HELPER 14 select DRM_DISPLAY_HDCP_HELPER 15 select DRM_DISPLAY_HDMI_HELPER 16 select DRM_DISPLAY_HELPER 17 select DRM_KMS_HELPER 18 select DRM_PANEL 19 select DRM_MIPI_DSI 20 select RELAY 21 select I2C 22 select I2C_ALGOBIT 23 select IRQ_WORK 24 # i915 depends on ACPI_VIDEO when ACPI is enabled 25 # but for select to work, need to select ACPI_VIDEO's dependencies, ick 26 select BACKLIGHT_CLASS_DEVICE if ACPI 27 select INPUT if ACPI 28 select X86_PLATFORM_DEVICES if ACPI 29 select ACPI_WMI if ACPI 30 select ACPI_VIDEO if ACPI 31 select ACPI_BUTTON if ACPI 32 select SYNC_FILE 33 select IOSF_MBI if X86 34 select CRC32 35 select SND_HDA_I915 if SND_HDA_CORE 36 select CEC_CORE if CEC_NOTIFIER 37 select VMAP_PFN 38 select DRM_TTM 39 select DRM_BUDDY 40 select AUXILIARY_BUS 41 help 42 Choose this option if you have a system that has "Intel Graphics 43 Media Accelerator" or "HD Graphics" integrated graphics, 44 including 830M, 845G, 852GM, 855GM, 865G, 915G, 945G, 965G, 45 G35, G41, G43, G45 chipsets and Celeron, Pentium, Core i3, 46 Core i5, Core i7 as well as Atom CPUs with integrated graphics. 47 48 This driver is used by the Intel driver in X.org 6.8 and 49 XFree86 4.4 and above. It replaces the older i830 module that 50 supported a subset of the hardware in older X.org releases. 51 52 Note that the older i810/i815 chipsets require the use of the 53 i810 driver instead, and the Atom z5xx series has an entirely 54 different implementation. 55 56 If "M" is selected, the module will be called i915. 57 58config DRM_I915_FORCE_PROBE 59 string "Force probe driver for selected new Intel hardware" 60 depends on DRM_I915 61 help 62 This is the default value for the i915.force_probe module 63 parameter. Using the module parameter overrides this option. 64 65 Force probe the driver for new Intel graphics devices that are 66 recognized but not properly supported by this kernel version. It is 67 recommended to upgrade to a kernel version with proper support as soon 68 as it is available. 69 70 Use "" to disable force probe. If in doubt, use this. 71 72 Use "<pci-id>[,<pci-id>,...]" to force probe the driver for listed 73 devices. For example, "4500" or "4500,4571". 74 75 Use "*" to force probe the driver for all known devices. 76 77config DRM_I915_CAPTURE_ERROR 78 bool "Enable capturing GPU state following a hang" 79 depends on DRM_I915 80 default y 81 help 82 This option enables capturing the GPU state when a hang is detected. 83 This information is vital for triaging hangs and assists in debugging. 84 Please report any hang for triaging according to: 85 https://gitlab.freedesktop.org/drm/intel/-/wikis/How-to-file-i915-bugs 86 87 If in doubt, say "Y". 88 89config DRM_I915_COMPRESS_ERROR 90 bool "Compress GPU error state" 91 depends on DRM_I915_CAPTURE_ERROR 92 select ZLIB_DEFLATE 93 default y 94 help 95 This option selects ZLIB_DEFLATE if it isn't already 96 selected and causes any error state captured upon a GPU hang 97 to be compressed using zlib. 98 99 If in doubt, say "Y". 100 101config DRM_I915_USERPTR 102 bool "Always enable userptr support" 103 depends on DRM_I915 104 select MMU_NOTIFIER 105 default y 106 help 107 This option selects CONFIG_MMU_NOTIFIER if it isn't already 108 selected to enabled full userptr support. 109 110 If in doubt, say "Y". 111 112config DRM_I915_GVT 113 bool 114 115config DRM_I915_GVT_KVMGT 116 tristate "Enable KVM host support Intel GVT-g graphics virtualization" 117 depends on DRM_I915 118 depends on X86 119 depends on 64BIT 120 depends on KVM 121 depends on VFIO_MDEV 122 select DRM_I915_GVT 123 select KVM_EXTERNAL_WRITE_TRACKING 124 125 help 126 Choose this option if you want to enable Intel GVT-g graphics 127 virtualization technology host support with integrated graphics. 128 With GVT-g, it's possible to have one integrated graphics 129 device shared by multiple VMs under KVM. 130 131 Note that this driver only supports newer device from Broadwell on. 132 For further information and setup guide, you can visit: 133 http://01.org/igvt-g. 134 135 If in doubt, say "N". 136 137config DRM_I915_PXP 138 bool "Enable Intel PXP support" 139 depends on DRM_I915 140 depends on INTEL_MEI && INTEL_MEI_PXP 141 default n 142 help 143 PXP (Protected Xe Path) is an i915 component, available on graphics 144 version 12 and newer GPUs, that helps to establish the hardware 145 protected session and manage the status of the alive software session, 146 as well as its life cycle. 147 148menu "drm/i915 Debugging" 149depends on DRM_I915 150depends on EXPERT 151source "drivers/gpu/drm/i915/Kconfig.debug" 152endmenu 153 154menu "drm/i915 Profile Guided Optimisation" 155 visible if EXPERT 156 depends on DRM_I915 157 source "drivers/gpu/drm/i915/Kconfig.profile" 158endmenu 159 160menu "drm/i915 Unstable Evolution" 161 visible if EXPERT && STAGING && BROKEN 162 depends on DRM_I915 163 source "drivers/gpu/drm/i915/Kconfig.unstable" 164endmenu 165