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 HDMI 13 select FB_CMDLINE 14 select I2C 15 select I2C_ALGOBIT 16 select DMA_SHARED_BUFFER 17 select SYNC_FILE 18 help 19 Kernel-level support for the Direct Rendering Infrastructure (DRI) 20 introduced in XFree86 4.0. If you say Y here, you need to select 21 the module that's right for your graphics card from the list below. 22 These modules provide support for synchronization, security, and 23 DMA transfers. Please see <http://dri.sourceforge.net/> for more 24 details. You should also select and configure AGP 25 (/dev/agpgart) support if it is available for your platform. 26 27config DRM_MIPI_DBI 28 tristate 29 depends on DRM 30 31config DRM_MIPI_DSI 32 bool 33 depends on DRM 34 35config DRM_DP_AUX_CHARDEV 36 bool "DRM DP AUX Interface" 37 depends on DRM 38 help 39 Choose this option to enable a /dev/drm_dp_auxN node that allows to 40 read and write values to arbitrary DPCD registers on the DP aux 41 channel. 42 43config DRM_DEBUG_MM 44 bool "Insert extra checks and debug info into the DRM range managers" 45 default n 46 depends on DRM=y 47 depends on STACKTRACE_SUPPORT 48 select STACKDEPOT 49 help 50 Enable allocation tracking of memory manager and leak detection on 51 shutdown. 52 53 Recommended for driver developers only. 54 55 If in doubt, say "N". 56 57config DRM_DEBUG_SELFTEST 58 tristate "kselftests for DRM" 59 depends on DRM 60 depends on DEBUG_KERNEL 61 select PRIME_NUMBERS 62 select DRM_LIB_RANDOM 63 select DRM_KMS_HELPER 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_KMS_HELPER 74 tristate 75 depends on DRM 76 help 77 CRTC helpers for KMS drivers. 78 79config DRM_KMS_FB_HELPER 80 bool 81 depends on DRM_KMS_HELPER 82 select FB 83 select FRAMEBUFFER_CONSOLE if !EXPERT 84 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE 85 select FB_SYS_FOPS 86 select FB_SYS_FILLRECT 87 select FB_SYS_COPYAREA 88 select FB_SYS_IMAGEBLIT 89 select FB_CFB_FILLRECT 90 select FB_CFB_COPYAREA 91 select FB_CFB_IMAGEBLIT 92 select FB_DEFERRED_IO 93 help 94 FBDEV 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_FBDEV_EMULATION 112 bool "Enable legacy fbdev support for your modesetting driver" 113 depends on DRM 114 select DRM_KMS_HELPER 115 select DRM_KMS_FB_HELPER 116 default y 117 help 118 Choose this option if you have a need for the legacy fbdev 119 support. Note that this support also provides the linux console 120 support on top of your modesetting driver. 121 122 If in doubt, say "Y". 123 124config DRM_FBDEV_OVERALLOC 125 int "Overallocation of the fbdev buffer" 126 depends on DRM_FBDEV_EMULATION 127 default 100 128 help 129 Defines the fbdev buffer overallocation in percent. Default 130 is 100. Typical values for double buffering will be 200, 131 triple buffering 300. 132 133config DRM_FBDEV_LEAK_PHYS_SMEM 134 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)" 135 depends on DRM_FBDEV_EMULATION && EXPERT 136 default n 137 help 138 In order to keep user-space compatibility, we want in certain 139 use-cases to keep leaking the fbdev physical address to the 140 user-space program handling the fbdev buffer. 141 This affects, not only, Amlogic, Allwinner or Rockchip devices 142 with ARM Mali GPUs using an userspace Blob. 143 This option is not supported by upstream developers and should be 144 removed as soon as possible and be considered as a broken and 145 legacy behaviour from a modern fbdev device driver. 146 147 Please send any bug reports when using this to your proprietary 148 software vendor that requires this. 149 150 If in doubt, say "N" or spread the word to your closed source 151 library vendor. 152 153config DRM_LOAD_EDID_FIRMWARE 154 bool "Allow to specify an EDID data set instead of probing for it" 155 depends on DRM 156 help 157 Say Y here, if you want to use EDID data to be loaded from the 158 /lib/firmware directory or one of the provided built-in 159 data sets. This may be necessary, if the graphics adapter or 160 monitor are unable to provide appropriate EDID data. Since this 161 feature is provided as a workaround for broken hardware, the 162 default case is N. Details and instructions how to build your own 163 EDID data are given in Documentation/driver-api/edid.rst. 164 165config DRM_DP_CEC 166 bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support" 167 select CEC_CORE 168 help 169 Choose this option if you want to enable HDMI CEC support for 170 DisplayPort/USB-C to HDMI adapters. 171 172 Note: not all adapters support this feature, and even for those 173 that do support this they often do not hook up the CEC pin. 174 175config DRM_TTM 176 tristate 177 depends on DRM && MMU 178 help 179 GPU memory management subsystem for devices with multiple 180 GPU memory types. Will be enabled automatically if a device driver 181 uses it. 182 183config DRM_TTM_DMA_PAGE_POOL 184 bool 185 depends on DRM_TTM && (SWIOTLB || INTEL_IOMMU) 186 default y 187 help 188 Choose this if you need the TTM dma page pool 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 bool 205 depends on DRM 206 help 207 Choose this if you need the GEM CMA helper functions 208 209config DRM_KMS_CMA_HELPER 210 bool 211 depends on DRM 212 select DRM_GEM_CMA_HELPER 213 help 214 Choose this if you need the KMS CMA helper functions 215 216config DRM_GEM_SHMEM_HELPER 217 bool 218 depends on DRM 219 help 220 Choose this if you need the GEM shmem helper functions 221 222config DRM_VM 223 bool 224 depends on DRM && MMU 225 226config DRM_SCHED 227 tristate 228 depends on DRM 229 230source "drivers/gpu/drm/i2c/Kconfig" 231 232source "drivers/gpu/drm/arm/Kconfig" 233 234config DRM_RADEON 235 tristate "ATI Radeon" 236 depends on DRM && PCI && MMU 237 select FW_LOADER 238 select DRM_KMS_HELPER 239 select DRM_TTM 240 select POWER_SUPPLY 241 select HWMON 242 select BACKLIGHT_CLASS_DEVICE 243 select INTERVAL_TREE 244 help 245 Choose this option if you have an ATI Radeon graphics card. There 246 are both PCI and AGP versions. You don't need to choose this to 247 run the Radeon in plain VGA mode. 248 249 If M is selected, the module will be called radeon. 250 251source "drivers/gpu/drm/radeon/Kconfig" 252 253config DRM_AMDGPU 254 tristate "AMD GPU" 255 depends on DRM && PCI && MMU 256 select FW_LOADER 257 select DRM_KMS_HELPER 258 select DRM_SCHED 259 select DRM_TTM 260 select POWER_SUPPLY 261 select HWMON 262 select BACKLIGHT_CLASS_DEVICE 263 select INTERVAL_TREE 264 select CHASH 265 help 266 Choose this option if you have a recent AMD Radeon graphics card. 267 268 If M is selected, the module will be called amdgpu. 269 270source "drivers/gpu/drm/amd/amdgpu/Kconfig" 271 272source "drivers/gpu/drm/nouveau/Kconfig" 273 274source "drivers/gpu/drm/i915/Kconfig" 275 276config DRM_VGEM 277 tristate "Virtual GEM provider" 278 depends on DRM 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 287 select DRM_KMS_HELPER 288 select CRC32 289 default n 290 help 291 Virtual Kernel Mode-Setting (VKMS) is used for testing or for 292 running GPU in a headless machines. Choose this option to get 293 a VKMS. 294 295 If M is selected the module will be called vkms. 296 297config DRM_ATI_PCIGART 298 bool 299 300source "drivers/gpu/drm/exynos/Kconfig" 301 302source "drivers/gpu/drm/rockchip/Kconfig" 303 304source "drivers/gpu/drm/vmwgfx/Kconfig" 305 306source "drivers/gpu/drm/gma500/Kconfig" 307 308source "drivers/gpu/drm/udl/Kconfig" 309 310source "drivers/gpu/drm/ast/Kconfig" 311 312source "drivers/gpu/drm/mgag200/Kconfig" 313 314source "drivers/gpu/drm/cirrus/Kconfig" 315 316source "drivers/gpu/drm/armada/Kconfig" 317 318source "drivers/gpu/drm/atmel-hlcdc/Kconfig" 319 320source "drivers/gpu/drm/rcar-du/Kconfig" 321 322source "drivers/gpu/drm/shmobile/Kconfig" 323 324source "drivers/gpu/drm/sun4i/Kconfig" 325 326source "drivers/gpu/drm/omapdrm/Kconfig" 327 328source "drivers/gpu/drm/tilcdc/Kconfig" 329 330source "drivers/gpu/drm/qxl/Kconfig" 331 332source "drivers/gpu/drm/bochs/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/etnaviv/Kconfig" 359 360source "drivers/gpu/drm/arc/Kconfig" 361 362source "drivers/gpu/drm/hisilicon/Kconfig" 363 364source "drivers/gpu/drm/mediatek/Kconfig" 365 366source "drivers/gpu/drm/zte/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" 389 390# Keep legacy drivers last 391 392menuconfig DRM_LEGACY 393 bool "Enable legacy drivers (DANGEROUS)" 394 depends on DRM && MMU 395 select DRM_VM 396 select DRM_ATI_PCIGART if PCI 397 help 398 Enable legacy DRI1 drivers. Those drivers expose unsafe and dangerous 399 APIs to user-space, which can be used to circumvent access 400 restrictions and other security measures. For backwards compatibility 401 those drivers are still available, but their use is highly 402 inadvisable and might harm your system. 403 404 You are recommended to use the safe modeset-only drivers instead, and 405 perform 3D emulation in user-space. 406 407 Unless you have strong reasons to go rogue, say "N". 408 409if DRM_LEGACY 410 411config DRM_TDFX 412 tristate "3dfx Banshee/Voodoo3+" 413 depends on DRM && PCI 414 help 415 Choose this option if you have a 3dfx Banshee or Voodoo3 (or later), 416 graphics card. If M is selected, the module will be called tdfx. 417 418config DRM_R128 419 tristate "ATI Rage 128" 420 depends on DRM && PCI 421 select FW_LOADER 422 help 423 Choose this option if you have an ATI Rage 128 graphics card. If M 424 is selected, the module will be called r128. AGP support for 425 this card is strongly suggested (unless you have a PCI version). 426 427config DRM_I810 428 tristate "Intel I810" 429 # !PREEMPTION because of missing ioctl locking 430 depends on DRM && AGP && AGP_INTEL && (!PREEMPTION || BROKEN) 431 help 432 Choose this option if you have an Intel I810 graphics card. If M is 433 selected, the module will be called i810. AGP support is required 434 for this driver to work. 435 436config DRM_MGA 437 tristate "Matrox g200/g400" 438 depends on DRM && PCI 439 select FW_LOADER 440 help 441 Choose this option if you have a Matrox G200, G400 or G450 graphics 442 card. If M is selected, the module will be called mga. AGP 443 support is required for this driver to work. 444 445config DRM_SIS 446 tristate "SiS video cards" 447 depends on DRM && AGP 448 depends on FB_SIS || FB_SIS=n 449 help 450 Choose this option if you have a SiS 630 or compatible video 451 chipset. If M is selected the module will be called sis. AGP 452 support is required for this driver to work. 453 454config DRM_VIA 455 tristate "Via unichrome video cards" 456 depends on DRM && PCI 457 help 458 Choose this option if you have a Via unichrome or compatible video 459 chipset. If M is selected the module will be called via. 460 461config DRM_SAVAGE 462 tristate "Savage video cards" 463 depends on DRM && PCI 464 help 465 Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister 466 chipset. If M is selected the module will be called savage. 467 468endif # DRM_LEGACY 469 470# Separate option because drm_panel_orientation_quirks.c is shared with fbdev 471config DRM_PANEL_ORIENTATION_QUIRKS 472 tristate 473 474config DRM_LIB_RANDOM 475 bool 476 default n 477