1# SPDX-License-Identifier: GPL-2.0-only 2# 3# Drm device configuration 4# 5# This driver provides support for the 6# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. 7# 8menuconfig DRM 9 tristate "Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)" 10 depends on (AGP || AGP=n) && !EMULATED_CMPXCHG && HAS_DMA 11 select DRM_PANEL_ORIENTATION_QUIRKS 12 select DRM_KMS_HELPER if DRM_FBDEV_EMULATION 13 select FB_CORE if DRM_FBDEV_EMULATION 14 select FB_SYSMEM_HELPERS_DEFERRED if DRM_FBDEV_EMULATION 15 select HDMI 16 select I2C 17 select DMA_SHARED_BUFFER 18 select SYNC_FILE 19# gallium uses SYS_kcmp for os_same_file_description() to de-duplicate 20# device and dmabuf fd. Let's make sure that is available for our userspace. 21 select KCMP 22 select VIDEO_CMDLINE 23 select VIDEO_NOMODESET 24 help 25 Kernel-level support for the Direct Rendering Infrastructure (DRI) 26 introduced in XFree86 4.0. If you say Y here, you need to select 27 the module that's right for your graphics card from the list below. 28 These modules provide support for synchronization, security, and 29 DMA transfers. Please see <http://dri.sourceforge.net/> for more 30 details. You should also select and configure AGP 31 (/dev/agpgart) support if it is available for your platform. 32 33config DRM_MIPI_DBI 34 tristate 35 depends on DRM 36 select DRM_KMS_HELPER 37 38config DRM_MIPI_DSI 39 bool 40 depends on DRM 41 42config DRM_DEBUG_MM 43 bool "Insert extra checks and debug info into the DRM range managers" 44 default n 45 depends on DRM=y 46 depends on STACKTRACE_SUPPORT 47 select STACKDEPOT 48 help 49 Enable allocation tracking of memory manager and leak detection on 50 shutdown. 51 52 Recommended for driver developers only. 53 54 If in doubt, say "N". 55 56config DRM_USE_DYNAMIC_DEBUG 57 bool "use dynamic debug to implement drm.debug" 58 default n 59 depends on BROKEN 60 depends on DRM 61 depends on DYNAMIC_DEBUG || DYNAMIC_DEBUG_CORE 62 depends on JUMP_LABEL 63 help 64 Use dynamic-debug to avoid drm_debug_enabled() runtime overheads. 65 Due to callsite counts in DRM drivers (~4k in amdgpu) and 56 66 bytes per callsite, the .data costs can be substantial, and 67 are therefore configurable. 68 69config DRM_KUNIT_TEST_HELPERS 70 tristate 71 depends on DRM && KUNIT 72 help 73 KUnit Helpers for KMS drivers. 74 75config DRM_KUNIT_TEST 76 tristate "KUnit tests for DRM" if !KUNIT_ALL_TESTS 77 depends on DRM && KUNIT && MMU 78 select DRM_BUDDY 79 select DRM_DISPLAY_DP_HELPER 80 select DRM_DISPLAY_HELPER 81 select DRM_EXEC 82 select DRM_EXPORT_FOR_TESTS if m 83 select DRM_GEM_SHMEM_HELPER 84 select DRM_KMS_HELPER 85 select DRM_KUNIT_TEST_HELPERS 86 select DRM_LIB_RANDOM 87 select PRIME_NUMBERS 88 default KUNIT_ALL_TESTS 89 help 90 This builds unit tests for DRM. This option is not useful for 91 distributions or general kernels, but only for kernel 92 developers working on DRM and associated drivers. 93 94 For more information on KUnit and unit tests in general, 95 please refer to the KUnit documentation in 96 Documentation/dev-tools/kunit/. 97 98 If in doubt, say "N". 99 100config DRM_KMS_HELPER 101 tristate 102 depends on DRM 103 help 104 CRTC helpers for KMS drivers. 105 106config DRM_DEBUG_DP_MST_TOPOLOGY_REFS 107 bool "Enable refcount backtrace history in the DP MST helpers" 108 depends on STACKTRACE_SUPPORT 109 select STACKDEPOT 110 depends on DRM_KMS_HELPER 111 depends on DEBUG_KERNEL 112 depends on EXPERT 113 help 114 Enables debug tracing for topology refs in DRM's DP MST helpers. A 115 history of each topology reference/dereference will be printed to the 116 kernel log once a port or branch device's topology refcount reaches 0. 117 118 This has the potential to use a lot of memory and print some very 119 large kernel messages. If in doubt, say "N". 120 121config DRM_DEBUG_MODESET_LOCK 122 bool "Enable backtrace history for lock contention" 123 depends on STACKTRACE_SUPPORT 124 depends on DEBUG_KERNEL 125 depends on EXPERT 126 select STACKDEPOT 127 default y if DEBUG_WW_MUTEX_SLOWPATH 128 help 129 Enable debug tracing of failures to gracefully handle drm modeset lock 130 contention. A history of each drm modeset lock path hitting -EDEADLK 131 will be saved until gracefully handled, and the backtrace will be 132 printed when attempting to lock a contended lock. 133 134 If in doubt, say "N". 135 136config DRM_FBDEV_EMULATION 137 bool "Enable legacy fbdev support for your modesetting driver" 138 depends on DRM 139 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE 140 default FB 141 help 142 Choose this option if you have a need for the legacy fbdev 143 support. Note that this support also provides the linux console 144 support on top of your modesetting driver. 145 146 If in doubt, say "Y". 147 148config DRM_FBDEV_OVERALLOC 149 int "Overallocation of the fbdev buffer" 150 depends on DRM_FBDEV_EMULATION 151 default 100 152 help 153 Defines the fbdev buffer overallocation in percent. Default 154 is 100. Typical values for double buffering will be 200, 155 triple buffering 300. 156 157config DRM_FBDEV_LEAK_PHYS_SMEM 158 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)" 159 depends on DRM_FBDEV_EMULATION && EXPERT 160 default n 161 help 162 In order to keep user-space compatibility, we want in certain 163 use-cases to keep leaking the fbdev physical address to the 164 user-space program handling the fbdev buffer. 165 This affects, not only, Amlogic, Allwinner or Rockchip devices 166 with ARM Mali GPUs using an userspace Blob. 167 This option is not supported by upstream developers and should be 168 removed as soon as possible and be considered as a broken and 169 legacy behaviour from a modern fbdev device driver. 170 171 Please send any bug reports when using this to your proprietary 172 software vendor that requires this. 173 174 If in doubt, say "N" or spread the word to your closed source 175 library vendor. 176 177config DRM_LOAD_EDID_FIRMWARE 178 bool "Allow to specify an EDID data set instead of probing for it" 179 depends on DRM 180 help 181 Say Y here, if you want to use EDID data to be loaded from the 182 /lib/firmware directory or one of the provided built-in 183 data sets. This may be necessary, if the graphics adapter or 184 monitor are unable to provide appropriate EDID data. Since this 185 feature is provided as a workaround for broken hardware, the 186 default case is N. Details and instructions how to build your own 187 EDID data are given in Documentation/admin-guide/edid.rst. 188 189source "drivers/gpu/drm/display/Kconfig" 190 191config DRM_TTM 192 tristate 193 depends on DRM && MMU 194 help 195 GPU memory management subsystem for devices with multiple 196 GPU memory types. Will be enabled automatically if a device driver 197 uses it. 198 199config DRM_TTM_KUNIT_TEST 200 tristate "KUnit tests for TTM" if !KUNIT_ALL_TESTS 201 default n 202 depends on DRM && KUNIT && MMU 203 select DRM_TTM 204 select DRM_EXPORT_FOR_TESTS if m 205 select DRM_KUNIT_TEST_HELPERS 206 default KUNIT_ALL_TESTS 207 help 208 Enables unit tests for TTM, a GPU memory manager subsystem used 209 to manage memory buffers. This option is mostly useful for kernel 210 developers. 211 212 If in doubt, say "N". 213 214config DRM_EXEC 215 tristate 216 depends on DRM 217 help 218 Execution context for command submissions 219 220config DRM_GPUVM 221 tristate 222 depends on DRM 223 help 224 GPU-VM representation providing helpers to manage a GPUs virtual 225 address space 226 227config DRM_BUDDY 228 tristate 229 depends on DRM 230 help 231 A page based buddy allocator 232 233config DRM_VRAM_HELPER 234 tristate 235 depends on DRM 236 help 237 Helpers for VRAM memory management 238 239config DRM_TTM_HELPER 240 tristate 241 depends on DRM 242 select DRM_TTM 243 help 244 Helpers for ttm-based gem objects 245 246config DRM_GEM_DMA_HELPER 247 tristate 248 depends on DRM 249 select FB_DMAMEM_HELPERS if DRM_FBDEV_EMULATION 250 help 251 Choose this if you need the GEM DMA helper functions 252 253config DRM_GEM_SHMEM_HELPER 254 tristate 255 depends on DRM && MMU 256 help 257 Choose this if you need the GEM shmem helper functions 258 259config DRM_SUBALLOC_HELPER 260 tristate 261 depends on DRM 262 263config DRM_SCHED 264 tristate 265 depends on DRM 266 267source "drivers/gpu/drm/i2c/Kconfig" 268 269source "drivers/gpu/drm/arm/Kconfig" 270 271source "drivers/gpu/drm/radeon/Kconfig" 272 273source "drivers/gpu/drm/amd/amdgpu/Kconfig" 274 275source "drivers/gpu/drm/nouveau/Kconfig" 276 277source "drivers/gpu/drm/i915/Kconfig" 278 279source "drivers/gpu/drm/xe/Kconfig" 280 281source "drivers/gpu/drm/kmb/Kconfig" 282 283config DRM_VGEM 284 tristate "Virtual GEM provider" 285 depends on DRM && MMU 286 select DRM_GEM_SHMEM_HELPER 287 help 288 Choose this option to get a virtual graphics memory manager, 289 as used by Mesa's software renderer for enhanced performance. 290 If M is selected the module will be called vgem. 291 292config DRM_VKMS 293 tristate "Virtual KMS (EXPERIMENTAL)" 294 depends on DRM && MMU 295 select DRM_KMS_HELPER 296 select DRM_GEM_SHMEM_HELPER 297 select CRC32 298 default n 299 help 300 Virtual Kernel Mode-Setting (VKMS) is used for testing or for 301 running GPU in a headless machines. Choose this option to get 302 a VKMS. 303 304 If M is selected the module will be called vkms. 305 306source "drivers/gpu/drm/exynos/Kconfig" 307 308source "drivers/gpu/drm/rockchip/Kconfig" 309 310source "drivers/gpu/drm/vmwgfx/Kconfig" 311 312source "drivers/gpu/drm/gma500/Kconfig" 313 314source "drivers/gpu/drm/udl/Kconfig" 315 316source "drivers/gpu/drm/ast/Kconfig" 317 318source "drivers/gpu/drm/mgag200/Kconfig" 319 320source "drivers/gpu/drm/armada/Kconfig" 321 322source "drivers/gpu/drm/atmel-hlcdc/Kconfig" 323 324source "drivers/gpu/drm/renesas/Kconfig" 325 326source "drivers/gpu/drm/sun4i/Kconfig" 327 328source "drivers/gpu/drm/omapdrm/Kconfig" 329 330source "drivers/gpu/drm/tilcdc/Kconfig" 331 332source "drivers/gpu/drm/qxl/Kconfig" 333 334source "drivers/gpu/drm/virtio/Kconfig" 335 336source "drivers/gpu/drm/msm/Kconfig" 337 338source "drivers/gpu/drm/fsl-dcu/Kconfig" 339 340source "drivers/gpu/drm/tegra/Kconfig" 341 342source "drivers/gpu/drm/stm/Kconfig" 343 344source "drivers/gpu/drm/panel/Kconfig" 345 346source "drivers/gpu/drm/bridge/Kconfig" 347 348source "drivers/gpu/drm/sti/Kconfig" 349 350source "drivers/gpu/drm/imx/Kconfig" 351 352source "drivers/gpu/drm/ingenic/Kconfig" 353 354source "drivers/gpu/drm/v3d/Kconfig" 355 356source "drivers/gpu/drm/vc4/Kconfig" 357 358source "drivers/gpu/drm/loongson/Kconfig" 359 360source "drivers/gpu/drm/etnaviv/Kconfig" 361 362source "drivers/gpu/drm/hisilicon/Kconfig" 363 364source "drivers/gpu/drm/logicvc/Kconfig" 365 366source "drivers/gpu/drm/mediatek/Kconfig" 367 368source "drivers/gpu/drm/mxsfb/Kconfig" 369 370source "drivers/gpu/drm/meson/Kconfig" 371 372source "drivers/gpu/drm/tiny/Kconfig" 373 374source "drivers/gpu/drm/pl111/Kconfig" 375 376source "drivers/gpu/drm/tve200/Kconfig" 377 378source "drivers/gpu/drm/xen/Kconfig" 379 380source "drivers/gpu/drm/vboxvideo/Kconfig" 381 382source "drivers/gpu/drm/lima/Kconfig" 383 384source "drivers/gpu/drm/panfrost/Kconfig" 385 386source "drivers/gpu/drm/aspeed/Kconfig" 387 388source "drivers/gpu/drm/mcde/Kconfig" 389 390source "drivers/gpu/drm/tidss/Kconfig" 391 392source "drivers/gpu/drm/xlnx/Kconfig" 393 394source "drivers/gpu/drm/gud/Kconfig" 395 396source "drivers/gpu/drm/solomon/Kconfig" 397 398source "drivers/gpu/drm/sprd/Kconfig" 399 400source "drivers/gpu/drm/imagination/Kconfig" 401 402config DRM_HYPERV 403 tristate "DRM Support for Hyper-V synthetic video device" 404 depends on DRM && PCI && MMU && HYPERV 405 select DRM_KMS_HELPER 406 select DRM_GEM_SHMEM_HELPER 407 help 408 This is a KMS driver for Hyper-V synthetic video device. Choose this 409 option if you would like to enable drm driver for Hyper-V virtual 410 machine. Unselect Hyper-V framebuffer driver (CONFIG_FB_HYPERV) so 411 that DRM driver is used by default. 412 413 If M is selected the module will be called hyperv_drm. 414 415config DRM_EXPORT_FOR_TESTS 416 bool 417 418# Separate option because drm_panel_orientation_quirks.c is shared with fbdev 419config DRM_PANEL_ORIENTATION_QUIRKS 420 tristate 421 422config DRM_LIB_RANDOM 423 bool 424 default n 425 426config DRM_PRIVACY_SCREEN 427 bool 428 default n 429