1# SPDX-License-Identifier: GPL-2.0-only 2config DRM_NOUVEAU 3 tristate "Nouveau (NVIDIA) cards" 4 depends on DRM && PCI && MMU 5 select IOMMU_API 6 select FW_LOADER 7 select DRM_DISPLAY_DP_HELPER 8 select DRM_DISPLAY_HDMI_HELPER 9 select DRM_DISPLAY_HELPER 10 select DRM_KMS_HELPER 11 select DRM_TTM 12 select DRM_TTM_HELPER 13 select I2C 14 select I2C_ALGOBIT 15 select BACKLIGHT_CLASS_DEVICE if DRM_NOUVEAU_BACKLIGHT 16 select X86_PLATFORM_DEVICES if ACPI && X86 17 select ACPI_WMI if ACPI && X86 18 select MXM_WMI if ACPI && X86 19 select POWER_SUPPLY 20 # Similar to i915, we need to select ACPI_VIDEO and it's dependencies 21 select BACKLIGHT_CLASS_DEVICE if ACPI && X86 22 select INPUT if ACPI && X86 23 select THERMAL if ACPI && X86 24 select ACPI_VIDEO if ACPI && X86 25 select SND_HDA_COMPONENT if SND_HDA_CORE 26 help 27 Choose this option for open-source NVIDIA support. 28 29config NOUVEAU_LEGACY_CTX_SUPPORT 30 bool "Nouveau legacy context support" 31 depends on DRM_NOUVEAU 32 select DRM_LEGACY 33 default y 34 help 35 There was a version of the nouveau DDX that relied on legacy 36 ctx ioctls not erroring out. But that was back in time a long 37 ways, so offer a way to disable it now. For uapi compat with 38 old nouveau ddx this should be on by default, but modern distros 39 should consider turning it off. 40 41config NOUVEAU_PLATFORM_DRIVER 42 bool "Nouveau (NVIDIA) SoC GPUs" 43 depends on DRM_NOUVEAU && ARCH_TEGRA 44 default y 45 help 46 Support for Nouveau platform driver, used for SoC GPUs as found 47 on NVIDIA Tegra K1. 48 49config NOUVEAU_DEBUG 50 int "Maximum debug level" 51 depends on DRM_NOUVEAU 52 range 0 7 53 default 5 54 help 55 Selects the maximum debug level to compile support for. 56 57 0 - fatal 58 1 - error 59 2 - warning 60 3 - info 61 4 - debug 62 5 - trace (recommended) 63 6 - paranoia 64 7 - spam 65 66 The paranoia and spam levels will add a lot of extra checks which 67 may potentially slow down driver operation. 68 69config NOUVEAU_DEBUG_DEFAULT 70 int "Default debug level" 71 depends on DRM_NOUVEAU 72 range 0 7 73 default 3 74 help 75 Selects the default debug level 76 77config NOUVEAU_DEBUG_MMU 78 bool "Enable additional MMU debugging" 79 depends on DRM_NOUVEAU 80 default n 81 help 82 Say Y here if you want to enable verbose MMU debug output. 83 84config NOUVEAU_DEBUG_PUSH 85 bool "Enable additional push buffer debugging" 86 depends on DRM_NOUVEAU 87 default n 88 help 89 Say Y here if you want to enable verbose push buffer debug output 90 and sanity checks. 91 92config DRM_NOUVEAU_BACKLIGHT 93 bool "Support for backlight control" 94 depends on DRM_NOUVEAU 95 default y 96 help 97 Say Y here if you want to control the backlight of your display 98 (e.g. a laptop panel). 99 100config DRM_NOUVEAU_SVM 101 bool "(EXPERIMENTAL) Enable SVM (Shared Virtual Memory) support" 102 depends on DEVICE_PRIVATE 103 depends on DRM_NOUVEAU 104 depends on MMU 105 depends on STAGING 106 select HMM_MIRROR 107 select MMU_NOTIFIER 108 default n 109 help 110 Say Y here if you want to enable experimental support for 111 Shared Virtual Memory (SVM). 112