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# gallium uses SYS_kcmp for os_same_file_description() to de-duplicate 19# device and dmabuf fd. Let's make sure that is available for our userspace. 20 select KCMP 21 help 22 Kernel-level support for the Direct Rendering Infrastructure (DRI) 23 introduced in XFree86 4.0. If you say Y here, you need to select 24 the module that's right for your graphics card from the list below. 25 These modules provide support for synchronization, security, and 26 DMA transfers. Please see <http://dri.sourceforge.net/> for more 27 details. You should also select and configure AGP 28 (/dev/agpgart) support if it is available for your platform. 29 30config DRM_MIPI_DBI 31 tristate 32 depends on DRM 33 34config DRM_IGNORE_IOTCL_PERMIT 35 bool "Ignore drm ioctl permission" 36 depends on DRM && ANDROID && NO_GKI 37 38config DRM_MIPI_DSI 39 bool 40 depends on DRM 41 42config DRM_DP_AUX_CHARDEV 43 bool "DRM DP AUX Interface" 44 depends on DRM 45 help 46 Choose this option to enable a /dev/drm_dp_auxN node that allows to 47 read and write values to arbitrary DPCD registers on the DP aux 48 channel. 49 50config DRM_DEBUG_MM 51 bool "Insert extra checks and debug info into the DRM range managers" 52 default n 53 depends on DRM=y 54 depends on STACKTRACE_SUPPORT 55 select STACKDEPOT 56 help 57 Enable allocation tracking of memory manager and leak detection on 58 shutdown. 59 60 Recommended for driver developers only. 61 62 If in doubt, say "N". 63 64config DRM_DEBUG_SELFTEST 65 tristate "kselftests for DRM" 66 depends on DRM 67 depends on DEBUG_KERNEL 68 select PRIME_NUMBERS 69 select DRM_LIB_RANDOM 70 select DRM_KMS_HELPER 71 select DRM_EXPORT_FOR_TESTS if m 72 default n 73 help 74 This option provides kernel modules that can be used to run 75 various selftests on parts of the DRM api. This option is not 76 useful for distributions or general kernels, but only for kernel 77 developers working on DRM and associated drivers. 78 79 If in doubt, say "N". 80 81config DRM_KMS_HELPER 82 tristate 83 depends on DRM 84 help 85 CRTC helpers for KMS drivers. 86 87config DRM_KMS_FB_HELPER 88 bool 89 depends on DRM_KMS_HELPER 90 select FB 91 select FRAMEBUFFER_CONSOLE if !EXPERT 92 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE 93 select FB_SYS_FOPS 94 select FB_SYS_FILLRECT 95 select FB_SYS_COPYAREA 96 select FB_SYS_IMAGEBLIT 97 select FB_CFB_FILLRECT 98 select FB_CFB_COPYAREA 99 select FB_CFB_IMAGEBLIT 100 select FB_DEFERRED_IO 101 help 102 FBDEV helpers for KMS drivers. 103 104config DRM_DEBUG_DP_MST_TOPOLOGY_REFS 105 bool "Enable refcount backtrace history in the DP MST helpers" 106 depends on STACKTRACE_SUPPORT 107 select STACKDEPOT 108 depends on DRM_KMS_HELPER 109 depends on DEBUG_KERNEL 110 depends on EXPERT 111 help 112 Enables debug tracing for topology refs in DRM's DP MST helpers. A 113 history of each topology reference/dereference will be printed to the 114 kernel log once a port or branch device's topology refcount reaches 0. 115 116 This has the potential to use a lot of memory and print some very 117 large kernel messages. If in doubt, say "N". 118 119config DRM_FBDEV_EMULATION 120 bool "Enable legacy fbdev support for your modesetting driver" 121 depends on DRM 122 select DRM_KMS_HELPER 123 select DRM_KMS_FB_HELPER 124 default y 125 help 126 Choose this option if you have a need for the legacy fbdev 127 support. Note that this support also provides the linux console 128 support on top of your modesetting driver. 129 130 If in doubt, say "Y". 131 132config DRM_FBDEV_OVERALLOC 133 int "Overallocation of the fbdev buffer" 134 depends on DRM_FBDEV_EMULATION 135 default 100 136 help 137 Defines the fbdev buffer overallocation in percent. Default 138 is 100. Typical values for double buffering will be 200, 139 triple buffering 300. 140 141config DRM_FBDEV_LEAK_PHYS_SMEM 142 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)" 143 depends on DRM_FBDEV_EMULATION && EXPERT 144 default n 145 help 146 In order to keep user-space compatibility, we want in certain 147 use-cases to keep leaking the fbdev physical address to the 148 user-space program handling the fbdev buffer. 149 This affects, not only, Amlogic, Allwinner or Rockchip devices 150 with ARM Mali GPUs using an userspace Blob. 151 This option is not supported by upstream developers and should be 152 removed as soon as possible and be considered as a broken and 153 legacy behaviour from a modern fbdev device driver. 154 155 Please send any bug reports when using this to your proprietary 156 software vendor that requires this. 157 158 If in doubt, say "N" or spread the word to your closed source 159 library vendor. 160 161config DRM_LOAD_EDID_FIRMWARE 162 bool "Allow to specify an EDID data set instead of probing for it" 163 depends on DRM 164 help 165 Say Y here, if you want to use EDID data to be loaded from the 166 /lib/firmware directory or one of the provided built-in 167 data sets. This may be necessary, if the graphics adapter or 168 monitor are unable to provide appropriate EDID data. Since this 169 feature is provided as a workaround for broken hardware, the 170 default case is N. Details and instructions how to build your own 171 EDID data are given in Documentation/admin-guide/edid.rst. 172 173config DRM_DP_CEC 174 bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support" 175 depends on DRM 176 select CEC_CORE 177 help 178 Choose this option if you want to enable HDMI CEC support for 179 DisplayPort/USB-C to HDMI adapters. 180 181 Note: not all adapters support this feature, and even for those 182 that do support this they often do not hook up the CEC pin. 183 184config DRM_TTM 185 tristate 186 depends on DRM && MMU 187 help 188 GPU memory management subsystem for devices with multiple 189 GPU memory types. Will be enabled automatically if a device driver 190 uses it. 191 192config DRM_TTM_DMA_PAGE_POOL 193 bool 194 depends on DRM_TTM && (SWIOTLB || INTEL_IOMMU) 195 default y 196 help 197 Choose this if you need the TTM dma page pool 198 199config DRM_VRAM_HELPER 200 tristate 201 depends on DRM 202 help 203 Helpers for VRAM memory management 204 205config DRM_TTM_HELPER 206 tristate 207 depends on DRM 208 select DRM_TTM 209 help 210 Helpers for ttm-based gem objects 211 212config DRM_GEM_CMA_HELPER 213 bool 214 depends on DRM 215 help 216 Choose this if you need the GEM CMA helper functions 217 218config DRM_KMS_CMA_HELPER 219 bool 220 depends on DRM 221 select DRM_GEM_CMA_HELPER 222 help 223 Choose this if you need the KMS CMA helper functions 224 225config DRM_GEM_SHMEM_HELPER 226 bool 227 depends on DRM 228 help 229 Choose this if you need the GEM shmem helper functions 230 231config DRM_VM 232 bool 233 depends on DRM && MMU 234 235config DRM_SCHED 236 tristate 237 depends on DRM 238 239source "drivers/gpu/drm/i2c/Kconfig" 240 241source "drivers/gpu/drm/arm/Kconfig" 242 243config DRM_RADEON 244 tristate "ATI Radeon" 245 depends on DRM && PCI && MMU 246 depends on AGP || !AGP 247 select FW_LOADER 248 select DRM_KMS_HELPER 249 select DRM_TTM 250 select POWER_SUPPLY 251 select HWMON 252 select BACKLIGHT_CLASS_DEVICE 253 select INTERVAL_TREE 254 help 255 Choose this option if you have an ATI Radeon graphics card. There 256 are both PCI and AGP versions. You don't need to choose this to 257 run the Radeon in plain VGA mode. 258 259 If M is selected, the module will be called radeon. 260 261source "drivers/gpu/drm/radeon/Kconfig" 262 263config DRM_AMDGPU 264 tristate "AMD GPU" 265 depends on DRM && PCI && MMU 266 select FW_LOADER 267 select DRM_KMS_HELPER 268 select DRM_SCHED 269 select DRM_TTM 270 select POWER_SUPPLY 271 select HWMON 272 select BACKLIGHT_CLASS_DEVICE 273 select INTERVAL_TREE 274 select CHASH 275 help 276 Choose this option if you have a recent AMD Radeon graphics card. 277 278 If M is selected, the module will be called amdgpu. 279 280source "drivers/gpu/drm/amd/amdgpu/Kconfig" 281 282source "drivers/gpu/drm/nouveau/Kconfig" 283 284source "drivers/gpu/drm/i915/Kconfig" 285 286config DRM_VGEM 287 tristate "Virtual GEM provider" 288 depends on DRM 289 help 290 Choose this option to get a virtual graphics memory manager, 291 as used by Mesa's software renderer for enhanced performance. 292 If M is selected the module will be called vgem. 293 294config DRM_VKMS 295 tristate "Virtual KMS (EXPERIMENTAL)" 296 depends on DRM 297 select DRM_KMS_HELPER 298 select CRC32 299 default n 300 help 301 Virtual Kernel Mode-Setting (VKMS) is used for testing or for 302 running GPU in a headless machines. Choose this option to get 303 a VKMS. 304 305 If M is selected the module will be called vkms. 306 307source "drivers/gpu/drm/exynos/Kconfig" 308 309source "drivers/gpu/drm/rockchip/Kconfig" 310 311source "drivers/gpu/drm/vmwgfx/Kconfig" 312 313source "drivers/gpu/drm/gma500/Kconfig" 314 315source "drivers/gpu/drm/udl/Kconfig" 316 317source "drivers/gpu/drm/ast/Kconfig" 318 319source "drivers/gpu/drm/mgag200/Kconfig" 320 321source "drivers/gpu/drm/armada/Kconfig" 322 323source "drivers/gpu/drm/atmel-hlcdc/Kconfig" 324 325source "drivers/gpu/drm/rcar-du/Kconfig" 326 327source "drivers/gpu/drm/shmobile/Kconfig" 328 329source "drivers/gpu/drm/sun4i/Kconfig" 330 331source "drivers/gpu/drm/omapdrm/Kconfig" 332 333source "drivers/gpu/drm/tilcdc/Kconfig" 334 335source "drivers/gpu/drm/qxl/Kconfig" 336 337source "drivers/gpu/drm/bochs/Kconfig" 338 339source "drivers/gpu/drm/virtio/Kconfig" 340 341source "drivers/gpu/drm/msm/Kconfig" 342 343source "drivers/gpu/drm/fsl-dcu/Kconfig" 344 345source "drivers/gpu/drm/tegra/Kconfig" 346 347source "drivers/gpu/drm/stm/Kconfig" 348 349source "drivers/gpu/drm/panel/Kconfig" 350 351source "drivers/gpu/drm/bridge/Kconfig" 352 353source "drivers/gpu/drm/sti/Kconfig" 354 355source "drivers/gpu/drm/imx/Kconfig" 356 357source "drivers/gpu/drm/ingenic/Kconfig" 358 359source "drivers/gpu/drm/v3d/Kconfig" 360 361source "drivers/gpu/drm/vc4/Kconfig" 362 363source "drivers/gpu/drm/etnaviv/Kconfig" 364 365source "drivers/gpu/drm/arc/Kconfig" 366 367source "drivers/gpu/drm/hisilicon/Kconfig" 368 369source "drivers/gpu/drm/mediatek/Kconfig" 370 371source "drivers/gpu/drm/zte/Kconfig" 372 373source "drivers/gpu/drm/mxsfb/Kconfig" 374 375source "drivers/gpu/drm/meson/Kconfig" 376 377source "drivers/gpu/drm/tiny/Kconfig" 378 379source "drivers/gpu/drm/pl111/Kconfig" 380 381source "drivers/gpu/drm/tve200/Kconfig" 382 383source "drivers/gpu/drm/xen/Kconfig" 384 385source "drivers/gpu/drm/vboxvideo/Kconfig" 386 387source "drivers/gpu/drm/lima/Kconfig" 388 389source "drivers/gpu/drm/panfrost/Kconfig" 390 391source "drivers/gpu/drm/aspeed/Kconfig" 392 393source "drivers/gpu/drm/mcde/Kconfig" 394 395source "drivers/gpu/drm/tidss/Kconfig" 396 397source "drivers/gpu/drm/xlnx/Kconfig" 398 399# Keep legacy drivers last 400 401menuconfig DRM_LEGACY 402 bool "Enable legacy drivers (DANGEROUS)" 403 depends on DRM && MMU 404 select DRM_VM 405 help 406 Enable legacy DRI1 drivers. Those drivers expose unsafe and dangerous 407 APIs to user-space, which can be used to circumvent access 408 restrictions and other security measures. For backwards compatibility 409 those drivers are still available, but their use is highly 410 inadvisable and might harm your system. 411 412 You are recommended to use the safe modeset-only drivers instead, and 413 perform 3D emulation in user-space. 414 415 Unless you have strong reasons to go rogue, say "N". 416 417if DRM_LEGACY 418 419config DRM_TDFX 420 tristate "3dfx Banshee/Voodoo3+" 421 depends on DRM && PCI 422 help 423 Choose this option if you have a 3dfx Banshee or Voodoo3 (or later), 424 graphics card. If M is selected, the module will be called tdfx. 425 426config DRM_R128 427 tristate "ATI Rage 128" 428 depends on DRM && PCI 429 select FW_LOADER 430 help 431 Choose this option if you have an ATI Rage 128 graphics card. If M 432 is selected, the module will be called r128. AGP support for 433 this card is strongly suggested (unless you have a PCI version). 434 435config DRM_I810 436 tristate "Intel I810" 437 # !PREEMPTION because of missing ioctl locking 438 depends on DRM && AGP && AGP_INTEL && (!PREEMPTION || BROKEN) 439 help 440 Choose this option if you have an Intel I810 graphics card. If M is 441 selected, the module will be called i810. AGP support is required 442 for this driver to work. 443 444config DRM_MGA 445 tristate "Matrox g200/g400" 446 depends on DRM && PCI 447 select FW_LOADER 448 help 449 Choose this option if you have a Matrox G200, G400 or G450 graphics 450 card. If M is selected, the module will be called mga. AGP 451 support is required for this driver to work. 452 453config DRM_SIS 454 tristate "SiS video cards" 455 depends on DRM && AGP 456 depends on FB_SIS || FB_SIS=n 457 help 458 Choose this option if you have a SiS 630 or compatible video 459 chipset. If M is selected the module will be called sis. AGP 460 support is required for this driver to work. 461 462config DRM_VIA 463 tristate "Via unichrome video cards" 464 depends on DRM && PCI 465 help 466 Choose this option if you have a Via unichrome or compatible video 467 chipset. If M is selected the module will be called via. 468 469config DRM_SAVAGE 470 tristate "Savage video cards" 471 depends on DRM && PCI 472 help 473 Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister 474 chipset. If M is selected the module will be called savage. 475 476endif # DRM_LEGACY 477 478config DRM_EXPORT_FOR_TESTS 479 bool 480 481# Separate option because drm_panel_orientation_quirks.c is shared with fbdev 482config DRM_PANEL_ORIENTATION_QUIRKS 483 tristate 484 485config DRM_LIB_RANDOM 486 bool 487 default n 488