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_DEBUG_SELFTEST 54 tristate "kselftests for DRM" 55 depends on DRM 56 depends on DEBUG_KERNEL 57 select PRIME_NUMBERS 58 select DRM_DISPLAY_DP_HELPER 59 select DRM_DISPLAY_HELPER 60 select DRM_LIB_RANDOM 61 select DRM_KMS_HELPER 62 select DRM_BUDDY 63 select DRM_EXPORT_FOR_TESTS if m 64 default n 65 help 66 This option provides kernel modules that can be used to run 67 various selftests on parts of the DRM api. This option is not 68 useful for distributions or general kernels, but only for kernel 69 developers working on DRM and associated drivers. 70 71 If in doubt, say "N". 72 73config DRM_KUNIT_TEST 74 tristate "KUnit tests for DRM" if !KUNIT_ALL_TESTS 75 depends on DRM && KUNIT=y 76 select DRM_KMS_HELPER 77 default KUNIT_ALL_TESTS 78 help 79 This builds unit tests for DRM. This option is not useful for 80 distributions or general kernels, but only for kernel 81 developers working on DRM and associated drivers. 82 83 For more information on KUnit and unit tests in general, 84 please refer to the KUnit documentation in 85 Documentation/dev-tools/kunit/. 86 87 If in doubt, say "N". 88 89config DRM_KMS_HELPER 90 tristate 91 depends on DRM 92 help 93 CRTC helpers for KMS drivers. 94 95config DRM_DEBUG_DP_MST_TOPOLOGY_REFS 96 bool "Enable refcount backtrace history in the DP MST helpers" 97 depends on STACKTRACE_SUPPORT 98 select STACKDEPOT 99 depends on DRM_KMS_HELPER 100 depends on DEBUG_KERNEL 101 depends on EXPERT 102 help 103 Enables debug tracing for topology refs in DRM's DP MST helpers. A 104 history of each topology reference/dereference will be printed to the 105 kernel log once a port or branch device's topology refcount reaches 0. 106 107 This has the potential to use a lot of memory and print some very 108 large kernel messages. If in doubt, say "N". 109 110config DRM_DEBUG_MODESET_LOCK 111 bool "Enable backtrace history for lock contention" 112 depends on STACKTRACE_SUPPORT 113 depends on DEBUG_KERNEL 114 depends on EXPERT 115 select STACKDEPOT 116 default y if DEBUG_WW_MUTEX_SLOWPATH 117 help 118 Enable debug tracing of failures to gracefully handle drm modeset lock 119 contention. A history of each drm modeset lock path hitting -EDEADLK 120 will be saved until gracefully handled, and the backtrace will be 121 printed when attempting to lock a contended lock. 122 123 If in doubt, say "N". 124 125config DRM_FBDEV_EMULATION 126 bool "Enable legacy fbdev support for your modesetting driver" 127 depends on DRM_KMS_HELPER 128 depends on FB=y || FB=DRM_KMS_HELPER 129 select FB_CFB_FILLRECT 130 select FB_CFB_COPYAREA 131 select FB_CFB_IMAGEBLIT 132 select FB_DEFERRED_IO 133 select FB_SYS_FOPS 134 select FB_SYS_FILLRECT 135 select FB_SYS_COPYAREA 136 select FB_SYS_IMAGEBLIT 137 select FRAMEBUFFER_CONSOLE if !EXPERT 138 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE 139 default y 140 help 141 Choose this option if you have a need for the legacy fbdev 142 support. Note that this support also provides the linux console 143 support on top of your modesetting driver. 144 145 If in doubt, say "Y". 146 147config DRM_FBDEV_OVERALLOC 148 int "Overallocation of the fbdev buffer" 149 depends on DRM_FBDEV_EMULATION 150 default 100 151 help 152 Defines the fbdev buffer overallocation in percent. Default 153 is 100. Typical values for double buffering will be 200, 154 triple buffering 300. 155 156config DRM_FBDEV_LEAK_PHYS_SMEM 157 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)" 158 depends on DRM_FBDEV_EMULATION && EXPERT 159 default n 160 help 161 In order to keep user-space compatibility, we want in certain 162 use-cases to keep leaking the fbdev physical address to the 163 user-space program handling the fbdev buffer. 164 This affects, not only, Amlogic, Allwinner or Rockchip devices 165 with ARM Mali GPUs using an userspace Blob. 166 This option is not supported by upstream developers and should be 167 removed as soon as possible and be considered as a broken and 168 legacy behaviour from a modern fbdev device driver. 169 170 Please send any bug reports when using this to your proprietary 171 software vendor that requires this. 172 173 If in doubt, say "N" or spread the word to your closed source 174 library vendor. 175 176config DRM_LOAD_EDID_FIRMWARE 177 bool "Allow to specify an EDID data set instead of probing for it" 178 depends on DRM 179 help 180 Say Y here, if you want to use EDID data to be loaded from the 181 /lib/firmware directory or one of the provided built-in 182 data sets. This may be necessary, if the graphics adapter or 183 monitor are unable to provide appropriate EDID data. Since this 184 feature is provided as a workaround for broken hardware, the 185 default case is N. Details and instructions how to build your own 186 EDID data are given in Documentation/admin-guide/edid.rst. 187 188source "drivers/gpu/drm/display/Kconfig" 189 190config DRM_TTM 191 tristate 192 depends on DRM && MMU 193 help 194 GPU memory management subsystem for devices with multiple 195 GPU memory types. Will be enabled automatically if a device driver 196 uses it. 197 198config DRM_BUDDY 199 tristate 200 depends on DRM 201 help 202 A page based buddy allocator 203 204config DRM_VRAM_HELPER 205 tristate 206 depends on DRM 207 help 208 Helpers for VRAM memory management 209 210config DRM_TTM_HELPER 211 tristate 212 depends on DRM 213 select DRM_TTM 214 help 215 Helpers for ttm-based gem objects 216 217config DRM_GEM_CMA_HELPER 218 tristate 219 depends on DRM 220 help 221 Choose this if you need the GEM CMA helper functions 222 223config DRM_GEM_SHMEM_HELPER 224 tristate 225 depends on DRM && MMU 226 help 227 Choose this if you need the GEM shmem helper functions 228 229config DRM_SCHED 230 tristate 231 depends on DRM 232 233source "drivers/gpu/drm/i2c/Kconfig" 234 235source "drivers/gpu/drm/arm/Kconfig" 236 237config DRM_RADEON 238 tristate "ATI Radeon" 239 depends on DRM && PCI && MMU 240 depends on AGP || !AGP 241 select FW_LOADER 242 select DRM_DISPLAY_DP_HELPER 243 select DRM_DISPLAY_HELPER 244 select DRM_KMS_HELPER 245 select DRM_TTM 246 select DRM_TTM_HELPER 247 select POWER_SUPPLY 248 select HWMON 249 select BACKLIGHT_CLASS_DEVICE 250 select INTERVAL_TREE 251 help 252 Choose this option if you have an ATI Radeon graphics card. There 253 are both PCI and AGP versions. You don't need to choose this to 254 run the Radeon in plain VGA mode. 255 256 If M is selected, the module will be called radeon. 257 258source "drivers/gpu/drm/radeon/Kconfig" 259 260config DRM_AMDGPU 261 tristate "AMD GPU" 262 depends on DRM && PCI && MMU 263 select FW_LOADER 264 select DRM_DISPLAY_DP_HELPER 265 select DRM_DISPLAY_HDMI_HELPER 266 select DRM_DISPLAY_HELPER 267 select DRM_KMS_HELPER 268 select DRM_SCHED 269 select DRM_TTM 270 select DRM_TTM_HELPER 271 select POWER_SUPPLY 272 select HWMON 273 select BACKLIGHT_CLASS_DEVICE 274 select INTERVAL_TREE 275 select DRM_BUDDY 276 help 277 Choose this option if you have a recent AMD Radeon graphics card. 278 279 If M is selected, the module will be called amdgpu. 280 281source "drivers/gpu/drm/amd/amdgpu/Kconfig" 282 283source "drivers/gpu/drm/nouveau/Kconfig" 284 285source "drivers/gpu/drm/i915/Kconfig" 286 287source "drivers/gpu/drm/kmb/Kconfig" 288 289config DRM_VGEM 290 tristate "Virtual GEM provider" 291 depends on DRM && MMU 292 select DRM_GEM_SHMEM_HELPER 293 help 294 Choose this option to get a virtual graphics memory manager, 295 as used by Mesa's software renderer for enhanced performance. 296 If M is selected the module will be called vgem. 297 298config DRM_VKMS 299 tristate "Virtual KMS (EXPERIMENTAL)" 300 depends on DRM && MMU 301 select DRM_KMS_HELPER 302 select DRM_GEM_SHMEM_HELPER 303 select CRC32 304 default n 305 help 306 Virtual Kernel Mode-Setting (VKMS) is used for testing or for 307 running GPU in a headless machines. Choose this option to get 308 a VKMS. 309 310 If M is selected the module will be called vkms. 311 312source "drivers/gpu/drm/exynos/Kconfig" 313 314source "drivers/gpu/drm/rockchip/Kconfig" 315 316source "drivers/gpu/drm/vmwgfx/Kconfig" 317 318source "drivers/gpu/drm/gma500/Kconfig" 319 320source "drivers/gpu/drm/udl/Kconfig" 321 322source "drivers/gpu/drm/ast/Kconfig" 323 324source "drivers/gpu/drm/mgag200/Kconfig" 325 326source "drivers/gpu/drm/armada/Kconfig" 327 328source "drivers/gpu/drm/atmel-hlcdc/Kconfig" 329 330source "drivers/gpu/drm/rcar-du/Kconfig" 331 332source "drivers/gpu/drm/shmobile/Kconfig" 333 334source "drivers/gpu/drm/sun4i/Kconfig" 335 336source "drivers/gpu/drm/omapdrm/Kconfig" 337 338source "drivers/gpu/drm/tilcdc/Kconfig" 339 340source "drivers/gpu/drm/qxl/Kconfig" 341 342source "drivers/gpu/drm/virtio/Kconfig" 343 344source "drivers/gpu/drm/msm/Kconfig" 345 346source "drivers/gpu/drm/fsl-dcu/Kconfig" 347 348source "drivers/gpu/drm/tegra/Kconfig" 349 350source "drivers/gpu/drm/stm/Kconfig" 351 352source "drivers/gpu/drm/panel/Kconfig" 353 354source "drivers/gpu/drm/bridge/Kconfig" 355 356source "drivers/gpu/drm/sti/Kconfig" 357 358source "drivers/gpu/drm/imx/Kconfig" 359 360source "drivers/gpu/drm/ingenic/Kconfig" 361 362source "drivers/gpu/drm/v3d/Kconfig" 363 364source "drivers/gpu/drm/vc4/Kconfig" 365 366source "drivers/gpu/drm/etnaviv/Kconfig" 367 368source "drivers/gpu/drm/hisilicon/Kconfig" 369 370source "drivers/gpu/drm/logicvc/Kconfig" 371 372source "drivers/gpu/drm/mediatek/Kconfig" 373 374source "drivers/gpu/drm/mxsfb/Kconfig" 375 376source "drivers/gpu/drm/meson/Kconfig" 377 378source "drivers/gpu/drm/tiny/Kconfig" 379 380source "drivers/gpu/drm/pl111/Kconfig" 381 382source "drivers/gpu/drm/tve200/Kconfig" 383 384source "drivers/gpu/drm/xen/Kconfig" 385 386source "drivers/gpu/drm/vboxvideo/Kconfig" 387 388source "drivers/gpu/drm/lima/Kconfig" 389 390source "drivers/gpu/drm/panfrost/Kconfig" 391 392source "drivers/gpu/drm/aspeed/Kconfig" 393 394source "drivers/gpu/drm/mcde/Kconfig" 395 396source "drivers/gpu/drm/tidss/Kconfig" 397 398source "drivers/gpu/drm/xlnx/Kconfig" 399 400source "drivers/gpu/drm/gud/Kconfig" 401 402source "drivers/gpu/drm/solomon/Kconfig" 403 404source "drivers/gpu/drm/sprd/Kconfig" 405 406config DRM_HYPERV 407 tristate "DRM Support for Hyper-V synthetic video device" 408 depends on DRM && PCI && MMU && HYPERV 409 select DRM_KMS_HELPER 410 select DRM_GEM_SHMEM_HELPER 411 help 412 This is a KMS driver for Hyper-V synthetic video device. Choose this 413 option if you would like to enable drm driver for Hyper-V virtual 414 machine. Unselect Hyper-V framebuffer driver (CONFIG_FB_HYPERV) so 415 that DRM driver is used by default. 416 417 If M is selected the module will be called hyperv_drm. 418 419# Keep legacy drivers last 420 421menuconfig DRM_LEGACY 422 bool "Enable legacy drivers (DANGEROUS)" 423 depends on DRM && MMU 424 help 425 Enable legacy DRI1 drivers. Those drivers expose unsafe and dangerous 426 APIs to user-space, which can be used to circumvent access 427 restrictions and other security measures. For backwards compatibility 428 those drivers are still available, but their use is highly 429 inadvisable and might harm your system. 430 431 You are recommended to use the safe modeset-only drivers instead, and 432 perform 3D emulation in user-space. 433 434 Unless you have strong reasons to go rogue, say "N". 435 436if DRM_LEGACY 437 438config DRM_TDFX 439 tristate "3dfx Banshee/Voodoo3+" 440 depends on DRM && PCI 441 help 442 Choose this option if you have a 3dfx Banshee or Voodoo3 (or later), 443 graphics card. If M is selected, the module will be called tdfx. 444 445config DRM_R128 446 tristate "ATI Rage 128" 447 depends on DRM && PCI 448 select FW_LOADER 449 help 450 Choose this option if you have an ATI Rage 128 graphics card. If M 451 is selected, the module will be called r128. AGP support for 452 this card is strongly suggested (unless you have a PCI version). 453 454config DRM_I810 455 tristate "Intel I810" 456 # !PREEMPTION because of missing ioctl locking 457 depends on DRM && AGP && AGP_INTEL && (!PREEMPTION || BROKEN) 458 help 459 Choose this option if you have an Intel I810 graphics card. If M is 460 selected, the module will be called i810. AGP support is required 461 for this driver to work. 462 463config DRM_MGA 464 tristate "Matrox g200/g400" 465 depends on DRM && PCI 466 select FW_LOADER 467 help 468 Choose this option if you have a Matrox G200, G400 or G450 graphics 469 card. If M is selected, the module will be called mga. AGP 470 support is required for this driver to work. 471 472config DRM_SIS 473 tristate "SiS video cards" 474 depends on DRM && AGP 475 depends on FB_SIS || FB_SIS=n 476 help 477 Choose this option if you have a SiS 630 or compatible video 478 chipset. If M is selected the module will be called sis. AGP 479 support is required for this driver to work. 480 481config DRM_VIA 482 tristate "Via unichrome video cards" 483 depends on DRM && PCI 484 help 485 Choose this option if you have a Via unichrome or compatible video 486 chipset. If M is selected the module will be called via. 487 488config DRM_SAVAGE 489 tristate "Savage video cards" 490 depends on DRM && PCI 491 help 492 Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister 493 chipset. If M is selected the module will be called savage. 494 495endif # DRM_LEGACY 496 497config DRM_EXPORT_FOR_TESTS 498 bool 499 500# Separate option because drm_panel_orientation_quirks.c is shared with fbdev 501config DRM_PANEL_ORIENTATION_QUIRKS 502 tristate 503 504# Separate option because nomodeset parameter is global and expected built-in 505config DRM_NOMODESET 506 bool 507 default n 508 509config DRM_LIB_RANDOM 510 bool 511 default n 512 513config DRM_PRIVACY_SCREEN 514 bool 515 default n 516