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