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_DP_AUX_BUS 40 tristate 41 depends on DRM 42 depends on OF 43 44config DRM_DP_AUX_CHARDEV 45 bool "DRM DP AUX Interface" 46 depends on DRM 47 help 48 Choose this option to enable a /dev/drm_dp_auxN node that allows to 49 read and write values to arbitrary DPCD registers on the DP aux 50 channel. 51 52config DRM_DEBUG_MM 53 bool "Insert extra checks and debug info into the DRM range managers" 54 default n 55 depends on DRM=y 56 depends on STACKTRACE_SUPPORT 57 select STACKDEPOT 58 help 59 Enable allocation tracking of memory manager and leak detection on 60 shutdown. 61 62 Recommended for driver developers only. 63 64 If in doubt, say "N". 65 66config DRM_DEBUG_SELFTEST 67 tristate "kselftests for DRM" 68 depends on DRM 69 depends on DEBUG_KERNEL 70 select PRIME_NUMBERS 71 select DRM_DP_HELPER 72 select DRM_LIB_RANDOM 73 select DRM_KMS_HELPER 74 select DRM_EXPORT_FOR_TESTS if m 75 default n 76 help 77 This option provides kernel modules that can be used to run 78 various selftests on parts of the DRM api. This option is not 79 useful for distributions or general kernels, but only for kernel 80 developers working on DRM and associated drivers. 81 82 If in doubt, say "N". 83 84config DRM_DP_HELPER 85 tristate 86 depends on DRM 87 help 88 DRM helpers for DisplayPort. 89 90config DRM_KMS_HELPER 91 tristate 92 depends on DRM 93 help 94 CRTC helpers for KMS drivers. 95 96config DRM_DEBUG_DP_MST_TOPOLOGY_REFS 97 bool "Enable refcount backtrace history in the DP MST helpers" 98 depends on STACKTRACE_SUPPORT 99 select STACKDEPOT 100 depends on DRM_KMS_HELPER 101 depends on DEBUG_KERNEL 102 depends on EXPERT 103 help 104 Enables debug tracing for topology refs in DRM's DP MST helpers. A 105 history of each topology reference/dereference will be printed to the 106 kernel log once a port or branch device's topology refcount reaches 0. 107 108 This has the potential to use a lot of memory and print some very 109 large kernel messages. If in doubt, say "N". 110 111config DRM_DEBUG_MODESET_LOCK 112 bool "Enable backtrace history for lock contention" 113 depends on STACKTRACE_SUPPORT 114 depends on DEBUG_KERNEL 115 depends on EXPERT 116 select STACKDEPOT 117 default y if DEBUG_WW_MUTEX_SLOWPATH 118 help 119 Enable debug tracing of failures to gracefully handle drm modeset lock 120 contention. A history of each drm modeset lock path hitting -EDEADLK 121 will be saved until gracefully handled, and the backtrace will be 122 printed when attempting to lock a contended lock. 123 124 If in doubt, say "N". 125 126config DRM_FBDEV_EMULATION 127 bool "Enable legacy fbdev support for your modesetting driver" 128 depends on DRM_KMS_HELPER 129 depends on FB=y || FB=DRM_KMS_HELPER 130 select FB_CFB_FILLRECT 131 select FB_CFB_COPYAREA 132 select FB_CFB_IMAGEBLIT 133 select FB_DEFERRED_IO 134 select FB_SYS_FOPS 135 select FB_SYS_FILLRECT 136 select FB_SYS_COPYAREA 137 select FB_SYS_IMAGEBLIT 138 select FRAMEBUFFER_CONSOLE if !EXPERT 139 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE 140 default y 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 189config DRM_DP_CEC 190 bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support" 191 depends on DRM 192 select CEC_CORE 193 help 194 Choose this option if you want to enable HDMI CEC support for 195 DisplayPort/USB-C to HDMI adapters. 196 197 Note: not all adapters support this feature, and even for those 198 that do support this they often do not hook up the CEC pin. 199 200config DRM_TTM 201 tristate 202 depends on DRM && MMU 203 help 204 GPU memory management subsystem for devices with multiple 205 GPU memory types. Will be enabled automatically if a device driver 206 uses it. 207 208config DRM_BUDDY 209 tristate 210 depends on DRM 211 help 212 A page based buddy allocator 213 214config DRM_VRAM_HELPER 215 tristate 216 depends on DRM 217 help 218 Helpers for VRAM memory management 219 220config DRM_TTM_HELPER 221 tristate 222 depends on DRM 223 select DRM_TTM 224 help 225 Helpers for ttm-based gem objects 226 227config DRM_GEM_CMA_HELPER 228 tristate 229 depends on DRM 230 help 231 Choose this if you need the GEM CMA helper functions 232 233config DRM_GEM_SHMEM_HELPER 234 tristate 235 depends on DRM && MMU 236 help 237 Choose this if you need the GEM shmem helper functions 238 239config DRM_SCHED 240 tristate 241 depends on DRM 242 243source "drivers/gpu/drm/i2c/Kconfig" 244 245source "drivers/gpu/drm/arm/Kconfig" 246 247config DRM_RADEON 248 tristate "ATI Radeon" 249 depends on DRM && PCI && MMU 250 depends on AGP || !AGP 251 select FW_LOADER 252 select DRM_DP_HELPER 253 select DRM_KMS_HELPER 254 select DRM_TTM 255 select DRM_TTM_HELPER 256 select POWER_SUPPLY 257 select HWMON 258 select BACKLIGHT_CLASS_DEVICE 259 select INTERVAL_TREE 260 help 261 Choose this option if you have an ATI Radeon graphics card. There 262 are both PCI and AGP versions. You don't need to choose this to 263 run the Radeon in plain VGA mode. 264 265 If M is selected, the module will be called radeon. 266 267source "drivers/gpu/drm/radeon/Kconfig" 268 269config DRM_AMDGPU 270 tristate "AMD GPU" 271 depends on DRM && PCI && MMU 272 select FW_LOADER 273 select DRM_DP_HELPER 274 select DRM_KMS_HELPER 275 select DRM_SCHED 276 select DRM_TTM 277 select DRM_TTM_HELPER 278 select POWER_SUPPLY 279 select HWMON 280 select BACKLIGHT_CLASS_DEVICE 281 select INTERVAL_TREE 282 help 283 Choose this option if you have a recent AMD Radeon graphics card. 284 285 If M is selected, the module will be called amdgpu. 286 287source "drivers/gpu/drm/amd/amdgpu/Kconfig" 288 289source "drivers/gpu/drm/nouveau/Kconfig" 290 291source "drivers/gpu/drm/i915/Kconfig" 292 293source "drivers/gpu/drm/kmb/Kconfig" 294 295config DRM_VGEM 296 tristate "Virtual GEM provider" 297 depends on DRM && MMU 298 select DRM_GEM_SHMEM_HELPER 299 help 300 Choose this option to get a virtual graphics memory manager, 301 as used by Mesa's software renderer for enhanced performance. 302 If M is selected the module will be called vgem. 303 304config DRM_VKMS 305 tristate "Virtual KMS (EXPERIMENTAL)" 306 depends on DRM && MMU 307 select DRM_KMS_HELPER 308 select DRM_GEM_SHMEM_HELPER 309 select CRC32 310 default n 311 help 312 Virtual Kernel Mode-Setting (VKMS) is used for testing or for 313 running GPU in a headless machines. Choose this option to get 314 a VKMS. 315 316 If M is selected the module will be called vkms. 317 318source "drivers/gpu/drm/exynos/Kconfig" 319 320source "drivers/gpu/drm/rockchip/Kconfig" 321 322source "drivers/gpu/drm/vmwgfx/Kconfig" 323 324source "drivers/gpu/drm/gma500/Kconfig" 325 326source "drivers/gpu/drm/udl/Kconfig" 327 328source "drivers/gpu/drm/ast/Kconfig" 329 330source "drivers/gpu/drm/mgag200/Kconfig" 331 332source "drivers/gpu/drm/armada/Kconfig" 333 334source "drivers/gpu/drm/atmel-hlcdc/Kconfig" 335 336source "drivers/gpu/drm/rcar-du/Kconfig" 337 338source "drivers/gpu/drm/shmobile/Kconfig" 339 340source "drivers/gpu/drm/sun4i/Kconfig" 341 342source "drivers/gpu/drm/omapdrm/Kconfig" 343 344source "drivers/gpu/drm/tilcdc/Kconfig" 345 346source "drivers/gpu/drm/qxl/Kconfig" 347 348source "drivers/gpu/drm/virtio/Kconfig" 349 350source "drivers/gpu/drm/msm/Kconfig" 351 352source "drivers/gpu/drm/fsl-dcu/Kconfig" 353 354source "drivers/gpu/drm/tegra/Kconfig" 355 356source "drivers/gpu/drm/stm/Kconfig" 357 358source "drivers/gpu/drm/panel/Kconfig" 359 360source "drivers/gpu/drm/bridge/Kconfig" 361 362source "drivers/gpu/drm/sti/Kconfig" 363 364source "drivers/gpu/drm/imx/Kconfig" 365 366source "drivers/gpu/drm/ingenic/Kconfig" 367 368source "drivers/gpu/drm/v3d/Kconfig" 369 370source "drivers/gpu/drm/vc4/Kconfig" 371 372source "drivers/gpu/drm/etnaviv/Kconfig" 373 374source "drivers/gpu/drm/hisilicon/Kconfig" 375 376source "drivers/gpu/drm/mediatek/Kconfig" 377 378source "drivers/gpu/drm/mxsfb/Kconfig" 379 380source "drivers/gpu/drm/meson/Kconfig" 381 382source "drivers/gpu/drm/tiny/Kconfig" 383 384source "drivers/gpu/drm/pl111/Kconfig" 385 386source "drivers/gpu/drm/tve200/Kconfig" 387 388source "drivers/gpu/drm/xen/Kconfig" 389 390source "drivers/gpu/drm/vboxvideo/Kconfig" 391 392source "drivers/gpu/drm/lima/Kconfig" 393 394source "drivers/gpu/drm/panfrost/Kconfig" 395 396source "drivers/gpu/drm/aspeed/Kconfig" 397 398source "drivers/gpu/drm/mcde/Kconfig" 399 400source "drivers/gpu/drm/tidss/Kconfig" 401 402source "drivers/gpu/drm/xlnx/Kconfig" 403 404source "drivers/gpu/drm/gud/Kconfig" 405 406source "drivers/gpu/drm/sprd/Kconfig" 407 408config DRM_HYPERV 409 tristate "DRM Support for Hyper-V synthetic video device" 410 depends on DRM && PCI && MMU && HYPERV 411 select DRM_KMS_HELPER 412 select DRM_GEM_SHMEM_HELPER 413 help 414 This is a KMS driver for Hyper-V synthetic video device. Choose this 415 option if you would like to enable drm driver for Hyper-V virtual 416 machine. Unselect Hyper-V framebuffer driver (CONFIG_FB_HYPERV) so 417 that DRM driver is used by default. 418 419 If M is selected the module will be called hyperv_drm. 420 421# Keep legacy drivers last 422 423menuconfig DRM_LEGACY 424 bool "Enable legacy drivers (DANGEROUS)" 425 depends on DRM && MMU 426 help 427 Enable legacy DRI1 drivers. Those drivers expose unsafe and dangerous 428 APIs to user-space, which can be used to circumvent access 429 restrictions and other security measures. For backwards compatibility 430 those drivers are still available, but their use is highly 431 inadvisable and might harm your system. 432 433 You are recommended to use the safe modeset-only drivers instead, and 434 perform 3D emulation in user-space. 435 436 Unless you have strong reasons to go rogue, say "N". 437 438if DRM_LEGACY 439 440config DRM_TDFX 441 tristate "3dfx Banshee/Voodoo3+" 442 depends on DRM && PCI 443 help 444 Choose this option if you have a 3dfx Banshee or Voodoo3 (or later), 445 graphics card. If M is selected, the module will be called tdfx. 446 447config DRM_R128 448 tristate "ATI Rage 128" 449 depends on DRM && PCI 450 select FW_LOADER 451 help 452 Choose this option if you have an ATI Rage 128 graphics card. If M 453 is selected, the module will be called r128. AGP support for 454 this card is strongly suggested (unless you have a PCI version). 455 456config DRM_I810 457 tristate "Intel I810" 458 # !PREEMPTION because of missing ioctl locking 459 depends on DRM && AGP && AGP_INTEL && (!PREEMPTION || BROKEN) 460 help 461 Choose this option if you have an Intel I810 graphics card. If M is 462 selected, the module will be called i810. AGP support is required 463 for this driver to work. 464 465config DRM_MGA 466 tristate "Matrox g200/g400" 467 depends on DRM && PCI 468 select FW_LOADER 469 help 470 Choose this option if you have a Matrox G200, G400 or G450 graphics 471 card. If M is selected, the module will be called mga. AGP 472 support is required for this driver to work. 473 474config DRM_SIS 475 tristate "SiS video cards" 476 depends on DRM && AGP 477 depends on FB_SIS || FB_SIS=n 478 help 479 Choose this option if you have a SiS 630 or compatible video 480 chipset. If M is selected the module will be called sis. AGP 481 support is required for this driver to work. 482 483config DRM_VIA 484 tristate "Via unichrome video cards" 485 depends on DRM && PCI 486 help 487 Choose this option if you have a Via unichrome or compatible video 488 chipset. If M is selected the module will be called via. 489 490config DRM_SAVAGE 491 tristate "Savage video cards" 492 depends on DRM && PCI 493 help 494 Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister 495 chipset. If M is selected the module will be called savage. 496 497endif # DRM_LEGACY 498 499config DRM_EXPORT_FOR_TESTS 500 bool 501 502# Separate option because drm_panel_orientation_quirks.c is shared with fbdev 503config DRM_PANEL_ORIENTATION_QUIRKS 504 tristate 505 506# Separate option because nomodeset parameter is global and expected built-in 507config DRM_NOMODESET 508 bool 509 default n 510 511config DRM_LIB_RANDOM 512 bool 513 default n 514 515config DRM_PRIVACY_SCREEN 516 bool 517 default n 518