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_NOMODESET 12 select DRM_PANEL_ORIENTATION_QUIRKS 13 select HDMI 14 select FB_CMDLINE 15 select I2C 16 select I2C_ALGOBIT 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 help 23 Kernel-level support for the Direct Rendering Infrastructure (DRI) 24 introduced in XFree86 4.0. If you say Y here, you need to select 25 the module that's right for your graphics card from the list below. 26 These modules provide support for synchronization, security, and 27 DMA transfers. Please see <http://dri.sourceforge.net/> for more 28 details. You should also select and configure AGP 29 (/dev/agpgart) support if it is available for your platform. 30 31config DRM_MIPI_DBI 32 tristate 33 depends on DRM 34 35config DRM_MIPI_DSI 36 bool 37 depends on DRM 38 39config DRM_DEBUG_MM 40 bool "Insert extra checks and debug info into the DRM range managers" 41 default n 42 depends on DRM=y 43 depends on STACKTRACE_SUPPORT 44 select STACKDEPOT 45 help 46 Enable allocation tracking of memory manager and leak detection on 47 shutdown. 48 49 Recommended for driver developers only. 50 51 If in doubt, say "N". 52 53config DRM_KUNIT_TEST 54 tristate "KUnit tests for DRM" if !KUNIT_ALL_TESTS 55 depends on DRM && KUNIT 56 select PRIME_NUMBERS 57 select DRM_DISPLAY_DP_HELPER 58 select DRM_DISPLAY_HELPER 59 select DRM_LIB_RANDOM 60 select DRM_KMS_HELPER 61 select DRM_BUDDY 62 select DRM_EXPORT_FOR_TESTS if m 63 default KUNIT_ALL_TESTS 64 help 65 This builds unit tests for DRM. This option is not useful for 66 distributions or general kernels, but only for kernel 67 developers working on DRM and associated drivers. 68 69 For more information on KUnit and unit tests in general, 70 please refer to the KUnit documentation in 71 Documentation/dev-tools/kunit/. 72 73 If in doubt, say "N". 74 75config DRM_KMS_HELPER 76 tristate 77 depends on DRM 78 help 79 CRTC helpers for KMS drivers. 80 81config DRM_DEBUG_DP_MST_TOPOLOGY_REFS 82 bool "Enable refcount backtrace history in the DP MST helpers" 83 depends on STACKTRACE_SUPPORT 84 select STACKDEPOT 85 depends on DRM_KMS_HELPER 86 depends on DEBUG_KERNEL 87 depends on EXPERT 88 help 89 Enables debug tracing for topology refs in DRM's DP MST helpers. A 90 history of each topology reference/dereference will be printed to the 91 kernel log once a port or branch device's topology refcount reaches 0. 92 93 This has the potential to use a lot of memory and print some very 94 large kernel messages. If in doubt, say "N". 95 96config DRM_DEBUG_MODESET_LOCK 97 bool "Enable backtrace history for lock contention" 98 depends on STACKTRACE_SUPPORT 99 depends on DEBUG_KERNEL 100 depends on EXPERT 101 select STACKDEPOT 102 default y if DEBUG_WW_MUTEX_SLOWPATH 103 help 104 Enable debug tracing of failures to gracefully handle drm modeset lock 105 contention. A history of each drm modeset lock path hitting -EDEADLK 106 will be saved until gracefully handled, and the backtrace will be 107 printed when attempting to lock a contended lock. 108 109 If in doubt, say "N". 110 111config DRM_FBDEV_EMULATION 112 bool "Enable legacy fbdev support for your modesetting driver" 113 depends on DRM_KMS_HELPER 114 depends on FB=y || FB=DRM_KMS_HELPER 115 select FB_CFB_FILLRECT 116 select FB_CFB_COPYAREA 117 select FB_CFB_IMAGEBLIT 118 select FB_DEFERRED_IO 119 select FB_SYS_FOPS 120 select FB_SYS_FILLRECT 121 select FB_SYS_COPYAREA 122 select FB_SYS_IMAGEBLIT 123 select FRAMEBUFFER_CONSOLE if !EXPERT 124 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE 125 default y 126 help 127 Choose this option if you have a need for the legacy fbdev 128 support. Note that this support also provides the linux console 129 support on top of your modesetting driver. 130 131 If in doubt, say "Y". 132 133config DRM_FBDEV_OVERALLOC 134 int "Overallocation of the fbdev buffer" 135 depends on DRM_FBDEV_EMULATION 136 default 100 137 help 138 Defines the fbdev buffer overallocation in percent. Default 139 is 100. Typical values for double buffering will be 200, 140 triple buffering 300. 141 142config DRM_FBDEV_LEAK_PHYS_SMEM 143 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)" 144 depends on DRM_FBDEV_EMULATION && EXPERT 145 default n 146 help 147 In order to keep user-space compatibility, we want in certain 148 use-cases to keep leaking the fbdev physical address to the 149 user-space program handling the fbdev buffer. 150 This affects, not only, Amlogic, Allwinner or Rockchip devices 151 with ARM Mali GPUs using an userspace Blob. 152 This option is not supported by upstream developers and should be 153 removed as soon as possible and be considered as a broken and 154 legacy behaviour from a modern fbdev device driver. 155 156 Please send any bug reports when using this to your proprietary 157 software vendor that requires this. 158 159 If in doubt, say "N" or spread the word to your closed source 160 library vendor. 161 162config DRM_LOAD_EDID_FIRMWARE 163 bool "Allow to specify an EDID data set instead of probing for it" 164 depends on DRM 165 help 166 Say Y here, if you want to use EDID data to be loaded from the 167 /lib/firmware directory or one of the provided built-in 168 data sets. This may be necessary, if the graphics adapter or 169 monitor are unable to provide appropriate EDID data. Since this 170 feature is provided as a workaround for broken hardware, the 171 default case is N. Details and instructions how to build your own 172 EDID data are given in Documentation/admin-guide/edid.rst. 173 174source "drivers/gpu/drm/display/Kconfig" 175 176config DRM_TTM 177 tristate 178 depends on DRM && MMU 179 help 180 GPU memory management subsystem for devices with multiple 181 GPU memory types. Will be enabled automatically if a device driver 182 uses it. 183 184config DRM_BUDDY 185 tristate 186 depends on DRM 187 help 188 A page based buddy allocator 189 190config DRM_VRAM_HELPER 191 tristate 192 depends on DRM 193 help 194 Helpers for VRAM memory management 195 196config DRM_TTM_HELPER 197 tristate 198 depends on DRM 199 select DRM_TTM 200 help 201 Helpers for ttm-based gem objects 202 203config DRM_GEM_CMA_HELPER 204 tristate 205 depends on DRM 206 help 207 Choose this if you need the GEM CMA helper functions 208 209config DRM_GEM_SHMEM_HELPER 210 tristate 211 depends on DRM && MMU 212 help 213 Choose this if you need the GEM shmem helper functions 214 215config DRM_SCHED 216 tristate 217 depends on DRM 218 219source "drivers/gpu/drm/i2c/Kconfig" 220 221source "drivers/gpu/drm/arm/Kconfig" 222 223config DRM_RADEON 224 tristate "ATI Radeon" 225 depends on DRM && PCI && MMU 226 depends on AGP || !AGP 227 select FW_LOADER 228 select DRM_DISPLAY_DP_HELPER 229 select DRM_DISPLAY_HELPER 230 select DRM_KMS_HELPER 231 select DRM_TTM 232 select DRM_TTM_HELPER 233 select POWER_SUPPLY 234 select HWMON 235 select BACKLIGHT_CLASS_DEVICE 236 select INTERVAL_TREE 237 help 238 Choose this option if you have an ATI Radeon graphics card. There 239 are both PCI and AGP versions. You don't need to choose this to 240 run the Radeon in plain VGA mode. 241 242 If M is selected, the module will be called radeon. 243 244source "drivers/gpu/drm/radeon/Kconfig" 245 246config DRM_AMDGPU 247 tristate "AMD GPU" 248 depends on DRM && PCI && MMU 249 select FW_LOADER 250 select DRM_DISPLAY_DP_HELPER 251 select DRM_DISPLAY_HDMI_HELPER 252 select DRM_DISPLAY_HELPER 253 select DRM_KMS_HELPER 254 select DRM_SCHED 255 select DRM_TTM 256 select DRM_TTM_HELPER 257 select POWER_SUPPLY 258 select HWMON 259 select BACKLIGHT_CLASS_DEVICE 260 select INTERVAL_TREE 261 select DRM_BUDDY 262 help 263 Choose this option if you have a recent AMD Radeon graphics card. 264 265 If M is selected, the module will be called amdgpu. 266 267source "drivers/gpu/drm/amd/amdgpu/Kconfig" 268 269source "drivers/gpu/drm/nouveau/Kconfig" 270 271source "drivers/gpu/drm/i915/Kconfig" 272 273source "drivers/gpu/drm/kmb/Kconfig" 274 275config DRM_VGEM 276 tristate "Virtual GEM provider" 277 depends on DRM && MMU 278 select DRM_GEM_SHMEM_HELPER 279 help 280 Choose this option to get a virtual graphics memory manager, 281 as used by Mesa's software renderer for enhanced performance. 282 If M is selected the module will be called vgem. 283 284config DRM_VKMS 285 tristate "Virtual KMS (EXPERIMENTAL)" 286 depends on DRM && MMU 287 select DRM_KMS_HELPER 288 select DRM_GEM_SHMEM_HELPER 289 select CRC32 290 default n 291 help 292 Virtual Kernel Mode-Setting (VKMS) is used for testing or for 293 running GPU in a headless machines. Choose this option to get 294 a VKMS. 295 296 If M is selected the module will be called vkms. 297 298source "drivers/gpu/drm/exynos/Kconfig" 299 300source "drivers/gpu/drm/rockchip/Kconfig" 301 302source "drivers/gpu/drm/vmwgfx/Kconfig" 303 304source "drivers/gpu/drm/gma500/Kconfig" 305 306source "drivers/gpu/drm/udl/Kconfig" 307 308source "drivers/gpu/drm/ast/Kconfig" 309 310source "drivers/gpu/drm/mgag200/Kconfig" 311 312source "drivers/gpu/drm/armada/Kconfig" 313 314source "drivers/gpu/drm/atmel-hlcdc/Kconfig" 315 316source "drivers/gpu/drm/rcar-du/Kconfig" 317 318source "drivers/gpu/drm/shmobile/Kconfig" 319 320source "drivers/gpu/drm/sun4i/Kconfig" 321 322source "drivers/gpu/drm/omapdrm/Kconfig" 323 324source "drivers/gpu/drm/tilcdc/Kconfig" 325 326source "drivers/gpu/drm/qxl/Kconfig" 327 328source "drivers/gpu/drm/virtio/Kconfig" 329 330source "drivers/gpu/drm/msm/Kconfig" 331 332source "drivers/gpu/drm/fsl-dcu/Kconfig" 333 334source "drivers/gpu/drm/tegra/Kconfig" 335 336source "drivers/gpu/drm/stm/Kconfig" 337 338source "drivers/gpu/drm/panel/Kconfig" 339 340source "drivers/gpu/drm/bridge/Kconfig" 341 342source "drivers/gpu/drm/sti/Kconfig" 343 344source "drivers/gpu/drm/imx/Kconfig" 345 346source "drivers/gpu/drm/ingenic/Kconfig" 347 348source "drivers/gpu/drm/v3d/Kconfig" 349 350source "drivers/gpu/drm/vc4/Kconfig" 351 352source "drivers/gpu/drm/etnaviv/Kconfig" 353 354source "drivers/gpu/drm/hisilicon/Kconfig" 355 356source "drivers/gpu/drm/logicvc/Kconfig" 357 358source "drivers/gpu/drm/mediatek/Kconfig" 359 360source "drivers/gpu/drm/mxsfb/Kconfig" 361 362source "drivers/gpu/drm/meson/Kconfig" 363 364source "drivers/gpu/drm/tiny/Kconfig" 365 366source "drivers/gpu/drm/pl111/Kconfig" 367 368source "drivers/gpu/drm/tve200/Kconfig" 369 370source "drivers/gpu/drm/xen/Kconfig" 371 372source "drivers/gpu/drm/vboxvideo/Kconfig" 373 374source "drivers/gpu/drm/lima/Kconfig" 375 376source "drivers/gpu/drm/panfrost/Kconfig" 377 378source "drivers/gpu/drm/aspeed/Kconfig" 379 380source "drivers/gpu/drm/mcde/Kconfig" 381 382source "drivers/gpu/drm/tidss/Kconfig" 383 384source "drivers/gpu/drm/xlnx/Kconfig" 385 386source "drivers/gpu/drm/gud/Kconfig" 387 388source "drivers/gpu/drm/solomon/Kconfig" 389 390source "drivers/gpu/drm/sprd/Kconfig" 391 392config DRM_HYPERV 393 tristate "DRM Support for Hyper-V synthetic video device" 394 depends on DRM && PCI && MMU && HYPERV 395 select DRM_KMS_HELPER 396 select DRM_GEM_SHMEM_HELPER 397 help 398 This is a KMS driver for Hyper-V synthetic video device. Choose this 399 option if you would like to enable drm driver for Hyper-V virtual 400 machine. Unselect Hyper-V framebuffer driver (CONFIG_FB_HYPERV) so 401 that DRM driver is used by default. 402 403 If M is selected the module will be called hyperv_drm. 404 405# Keep legacy drivers last 406 407menuconfig DRM_LEGACY 408 bool "Enable legacy drivers (DANGEROUS)" 409 depends on DRM && MMU 410 help 411 Enable legacy DRI1 drivers. Those drivers expose unsafe and dangerous 412 APIs to user-space, which can be used to circumvent access 413 restrictions and other security measures. For backwards compatibility 414 those drivers are still available, but their use is highly 415 inadvisable and might harm your system. 416 417 You are recommended to use the safe modeset-only drivers instead, and 418 perform 3D emulation in user-space. 419 420 Unless you have strong reasons to go rogue, say "N". 421 422if DRM_LEGACY 423 424config DRM_TDFX 425 tristate "3dfx Banshee/Voodoo3+" 426 depends on DRM && PCI 427 help 428 Choose this option if you have a 3dfx Banshee or Voodoo3 (or later), 429 graphics card. If M is selected, the module will be called tdfx. 430 431config DRM_R128 432 tristate "ATI Rage 128" 433 depends on DRM && PCI 434 select FW_LOADER 435 help 436 Choose this option if you have an ATI Rage 128 graphics card. If M 437 is selected, the module will be called r128. AGP support for 438 this card is strongly suggested (unless you have a PCI version). 439 440config DRM_I810 441 tristate "Intel I810" 442 # !PREEMPTION because of missing ioctl locking 443 depends on DRM && AGP && AGP_INTEL && (!PREEMPTION || BROKEN) 444 help 445 Choose this option if you have an Intel I810 graphics card. If M is 446 selected, the module will be called i810. AGP support is required 447 for this driver to work. 448 449config DRM_MGA 450 tristate "Matrox g200/g400" 451 depends on DRM && PCI 452 select FW_LOADER 453 help 454 Choose this option if you have a Matrox G200, G400 or G450 graphics 455 card. If M is selected, the module will be called mga. AGP 456 support is required for this driver to work. 457 458config DRM_SIS 459 tristate "SiS video cards" 460 depends on DRM && AGP 461 depends on FB_SIS || FB_SIS=n 462 help 463 Choose this option if you have a SiS 630 or compatible video 464 chipset. If M is selected the module will be called sis. AGP 465 support is required for this driver to work. 466 467config DRM_VIA 468 tristate "Via unichrome video cards" 469 depends on DRM && PCI 470 help 471 Choose this option if you have a Via unichrome or compatible video 472 chipset. If M is selected the module will be called via. 473 474config DRM_SAVAGE 475 tristate "Savage video cards" 476 depends on DRM && PCI 477 help 478 Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister 479 chipset. If M is selected the module will be called savage. 480 481endif # DRM_LEGACY 482 483config DRM_EXPORT_FOR_TESTS 484 bool 485 486# Separate option because drm_panel_orientation_quirks.c is shared with fbdev 487config DRM_PANEL_ORIENTATION_QUIRKS 488 tristate 489 490# Separate option because nomodeset parameter is global and expected built-in 491config DRM_NOMODESET 492 bool 493 default n 494 495config DRM_LIB_RANDOM 496 bool 497 default n 498 499config DRM_PRIVACY_SCREEN 500 bool 501 default n 502