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 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_FBDEV_EMULATION 111 bool "Enable legacy fbdev support for your modesetting driver" 112 depends on DRM 113 select DRM_KMS_HELPER 114 select DRM_KMS_FB_HELPER 115 default y 116 help 117 Choose this option if you have a need for the legacy fbdev 118 support. Note that this support also provides the linux console 119 support on top of your modesetting driver. 120 121 If in doubt, say "Y". 122 123config DRM_FBDEV_OVERALLOC 124 int "Overallocation of the fbdev buffer" 125 depends on DRM_FBDEV_EMULATION 126 default 100 127 help 128 Defines the fbdev buffer overallocation in percent. Default 129 is 100. Typical values for double buffering will be 200, 130 triple buffering 300. 131 132config DRM_FBDEV_LEAK_PHYS_SMEM 133 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)" 134 depends on DRM_FBDEV_EMULATION && EXPERT 135 default n 136 help 137 In order to keep user-space compatibility, we want in certain 138 use-cases to keep leaking the fbdev physical address to the 139 user-space program handling the fbdev buffer. 140 This affects, not only, Amlogic, Allwinner or Rockchip devices 141 with ARM Mali GPUs using an userspace Blob. 142 This option is not supported by upstream developers and should be 143 removed as soon as possible and be considered as a broken and 144 legacy behaviour from a modern fbdev device driver. 145 146 Please send any bug reports when using this to your proprietary 147 software vendor that requires this. 148 149 If in doubt, say "N" or spread the word to your closed source 150 library vendor. 151 152config DRM_LOAD_EDID_FIRMWARE 153 bool "Allow to specify an EDID data set instead of probing for it" 154 depends on DRM 155 help 156 Say Y here, if you want to use EDID data to be loaded from the 157 /lib/firmware directory or one of the provided built-in 158 data sets. This may be necessary, if the graphics adapter or 159 monitor are unable to provide appropriate EDID data. Since this 160 feature is provided as a workaround for broken hardware, the 161 default case is N. Details and instructions how to build your own 162 EDID data are given in Documentation/driver-api/edid.rst. 163 164config DRM_DP_CEC 165 bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support" 166 select CEC_CORE 167 help 168 Choose this option if you want to enable HDMI CEC support for 169 DisplayPort/USB-C to HDMI adapters. 170 171 Note: not all adapters support this feature, and even for those 172 that do support this they often do not hook up the CEC pin. 173 174config DRM_TTM 175 tristate 176 depends on DRM && MMU 177 help 178 GPU memory management subsystem for devices with multiple 179 GPU memory types. Will be enabled automatically if a device driver 180 uses it. 181 182config DRM_TTM_DMA_PAGE_POOL 183 bool 184 depends on DRM_TTM && (SWIOTLB || INTEL_IOMMU) 185 default y 186 help 187 Choose this if you need the TTM dma page pool 188 189config DRM_VRAM_HELPER 190 tristate 191 depends on DRM 192 help 193 Helpers for VRAM memory management 194 195config DRM_TTM_HELPER 196 tristate 197 depends on DRM 198 select DRM_TTM 199 help 200 Helpers for ttm-based gem objects 201 202config DRM_GEM_CMA_HELPER 203 bool 204 depends on DRM 205 help 206 Choose this if you need the GEM CMA helper functions 207 208config DRM_KMS_CMA_HELPER 209 bool 210 depends on DRM 211 select DRM_GEM_CMA_HELPER 212 help 213 Choose this if you need the KMS CMA helper functions 214 215config DRM_GEM_SHMEM_HELPER 216 bool 217 depends on DRM 218 help 219 Choose this if you need the GEM shmem helper functions 220 221config DRM_VM 222 bool 223 depends on DRM && MMU 224 225config DRM_SCHED 226 tristate 227 depends on DRM 228 229source "drivers/gpu/drm/i2c/Kconfig" 230 231source "drivers/gpu/drm/arm/Kconfig" 232 233config DRM_RADEON 234 tristate "ATI Radeon" 235 depends on DRM && PCI && MMU 236 select FW_LOADER 237 select DRM_KMS_HELPER 238 select DRM_TTM 239 select POWER_SUPPLY 240 select HWMON 241 select BACKLIGHT_CLASS_DEVICE 242 select INTERVAL_TREE 243 help 244 Choose this option if you have an ATI Radeon graphics card. There 245 are both PCI and AGP versions. You don't need to choose this to 246 run the Radeon in plain VGA mode. 247 248 If M is selected, the module will be called radeon. 249 250source "drivers/gpu/drm/radeon/Kconfig" 251 252config DRM_AMDGPU 253 tristate "AMD GPU" 254 depends on DRM && PCI && MMU 255 select FW_LOADER 256 select DRM_KMS_HELPER 257 select DRM_SCHED 258 select DRM_TTM 259 select POWER_SUPPLY 260 select HWMON 261 select BACKLIGHT_CLASS_DEVICE 262 select INTERVAL_TREE 263 select CHASH 264 help 265 Choose this option if you have a recent AMD Radeon graphics card. 266 267 If M is selected, the module will be called amdgpu. 268 269source "drivers/gpu/drm/amd/amdgpu/Kconfig" 270 271source "drivers/gpu/drm/nouveau/Kconfig" 272 273source "drivers/gpu/drm/i915/Kconfig" 274 275config DRM_VGEM 276 tristate "Virtual GEM provider" 277 depends on DRM 278 help 279 Choose this option to get a virtual graphics memory manager, 280 as used by Mesa's software renderer for enhanced performance. 281 If M is selected the module will be called vgem. 282 283config DRM_VKMS 284 tristate "Virtual KMS (EXPERIMENTAL)" 285 depends on DRM 286 select DRM_KMS_HELPER 287 select CRC32 288 default n 289 help 290 Virtual Kernel Mode-Setting (VKMS) is used for testing or for 291 running GPU in a headless machines. Choose this option to get 292 a VKMS. 293 294 If M is selected the module will be called vkms. 295 296config DRM_ATI_PCIGART 297 bool 298 299source "drivers/gpu/drm/exynos/Kconfig" 300 301source "drivers/gpu/drm/rockchip/Kconfig" 302 303source "drivers/gpu/drm/vmwgfx/Kconfig" 304 305source "drivers/gpu/drm/gma500/Kconfig" 306 307source "drivers/gpu/drm/udl/Kconfig" 308 309source "drivers/gpu/drm/ast/Kconfig" 310 311source "drivers/gpu/drm/mgag200/Kconfig" 312 313source "drivers/gpu/drm/cirrus/Kconfig" 314 315source "drivers/gpu/drm/armada/Kconfig" 316 317source "drivers/gpu/drm/atmel-hlcdc/Kconfig" 318 319source "drivers/gpu/drm/rcar-du/Kconfig" 320 321source "drivers/gpu/drm/shmobile/Kconfig" 322 323source "drivers/gpu/drm/sun4i/Kconfig" 324 325source "drivers/gpu/drm/omapdrm/Kconfig" 326 327source "drivers/gpu/drm/tilcdc/Kconfig" 328 329source "drivers/gpu/drm/qxl/Kconfig" 330 331source "drivers/gpu/drm/bochs/Kconfig" 332 333source "drivers/gpu/drm/virtio/Kconfig" 334 335source "drivers/gpu/drm/msm/Kconfig" 336 337source "drivers/gpu/drm/fsl-dcu/Kconfig" 338 339source "drivers/gpu/drm/tegra/Kconfig" 340 341source "drivers/gpu/drm/stm/Kconfig" 342 343source "drivers/gpu/drm/panel/Kconfig" 344 345source "drivers/gpu/drm/bridge/Kconfig" 346 347source "drivers/gpu/drm/sti/Kconfig" 348 349source "drivers/gpu/drm/imx/Kconfig" 350 351source "drivers/gpu/drm/ingenic/Kconfig" 352 353source "drivers/gpu/drm/v3d/Kconfig" 354 355source "drivers/gpu/drm/vc4/Kconfig" 356 357source "drivers/gpu/drm/etnaviv/Kconfig" 358 359source "drivers/gpu/drm/arc/Kconfig" 360 361source "drivers/gpu/drm/hisilicon/Kconfig" 362 363source "drivers/gpu/drm/mediatek/Kconfig" 364 365source "drivers/gpu/drm/zte/Kconfig" 366 367source "drivers/gpu/drm/mxsfb/Kconfig" 368 369source "drivers/gpu/drm/meson/Kconfig" 370 371source "drivers/gpu/drm/tiny/Kconfig" 372 373source "drivers/gpu/drm/pl111/Kconfig" 374 375source "drivers/gpu/drm/tve200/Kconfig" 376 377source "drivers/gpu/drm/xen/Kconfig" 378 379source "drivers/gpu/drm/vboxvideo/Kconfig" 380 381source "drivers/gpu/drm/lima/Kconfig" 382 383source "drivers/gpu/drm/panfrost/Kconfig" 384 385source "drivers/gpu/drm/aspeed/Kconfig" 386 387source "drivers/gpu/drm/mcde/Kconfig" 388 389# Keep legacy drivers last 390 391menuconfig DRM_LEGACY 392 bool "Enable legacy drivers (DANGEROUS)" 393 depends on DRM && MMU 394 select DRM_VM 395 select DRM_ATI_PCIGART if PCI 396 help 397 Enable legacy DRI1 drivers. Those drivers expose unsafe and dangerous 398 APIs to user-space, which can be used to circumvent access 399 restrictions and other security measures. For backwards compatibility 400 those drivers are still available, but their use is highly 401 inadvisable and might harm your system. 402 403 You are recommended to use the safe modeset-only drivers instead, and 404 perform 3D emulation in user-space. 405 406 Unless you have strong reasons to go rogue, say "N". 407 408if DRM_LEGACY 409 410config DRM_TDFX 411 tristate "3dfx Banshee/Voodoo3+" 412 depends on DRM && PCI 413 help 414 Choose this option if you have a 3dfx Banshee or Voodoo3 (or later), 415 graphics card. If M is selected, the module will be called tdfx. 416 417config DRM_R128 418 tristate "ATI Rage 128" 419 depends on DRM && PCI 420 select FW_LOADER 421 help 422 Choose this option if you have an ATI Rage 128 graphics card. If M 423 is selected, the module will be called r128. AGP support for 424 this card is strongly suggested (unless you have a PCI version). 425 426config DRM_I810 427 tristate "Intel I810" 428 # !PREEMPTION because of missing ioctl locking 429 depends on DRM && AGP && AGP_INTEL && (!PREEMPTION || BROKEN) 430 help 431 Choose this option if you have an Intel I810 graphics card. If M is 432 selected, the module will be called i810. AGP support is required 433 for this driver to work. 434 435config DRM_MGA 436 tristate "Matrox g200/g400" 437 depends on DRM && PCI 438 select FW_LOADER 439 help 440 Choose this option if you have a Matrox G200, G400 or G450 graphics 441 card. If M is selected, the module will be called mga. AGP 442 support is required for this driver to work. 443 444config DRM_SIS 445 tristate "SiS video cards" 446 depends on DRM && AGP 447 depends on FB_SIS || FB_SIS=n 448 help 449 Choose this option if you have a SiS 630 or compatible video 450 chipset. If M is selected the module will be called sis. AGP 451 support is required for this driver to work. 452 453config DRM_VIA 454 tristate "Via unichrome video cards" 455 depends on DRM && PCI 456 help 457 Choose this option if you have a Via unichrome or compatible video 458 chipset. If M is selected the module will be called via. 459 460config DRM_SAVAGE 461 tristate "Savage video cards" 462 depends on DRM && PCI 463 help 464 Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister 465 chipset. If M is selected the module will be called savage. 466 467endif # DRM_LEGACY 468 469# Separate option because drm_panel_orientation_quirks.c is shared with fbdev 470config DRM_PANEL_ORIENTATION_QUIRKS 471 tristate 472 473config DRM_LIB_RANDOM 474 bool 475 default n 476