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 select DRM_EXPORT_FOR_TESTS if m 65 default n 66 help 67 This option provides kernel modules that can be used to run 68 various selftests on parts of the DRM api. This option is not 69 useful for distributions or general kernels, but only for kernel 70 developers working on DRM and associated drivers. 71 72 If in doubt, say "N". 73 74config DRM_KMS_HELPER 75 tristate 76 depends on DRM 77 help 78 CRTC helpers for KMS drivers. 79 80config DRM_KMS_FB_HELPER 81 bool 82 depends on DRM_KMS_HELPER 83 select FB 84 select FRAMEBUFFER_CONSOLE if !EXPERT 85 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE 86 select FB_SYS_FOPS 87 select FB_SYS_FILLRECT 88 select FB_SYS_COPYAREA 89 select FB_SYS_IMAGEBLIT 90 select FB_CFB_FILLRECT 91 select FB_CFB_COPYAREA 92 select FB_CFB_IMAGEBLIT 93 select FB_DEFERRED_IO 94 help 95 FBDEV helpers for KMS drivers. 96 97config DRM_DEBUG_DP_MST_TOPOLOGY_REFS 98 bool "Enable refcount backtrace history in the DP MST helpers" 99 depends on STACKTRACE_SUPPORT 100 select STACKDEPOT 101 depends on DRM_KMS_HELPER 102 depends on DEBUG_KERNEL 103 depends on EXPERT 104 help 105 Enables debug tracing for topology refs in DRM's DP MST helpers. A 106 history of each topology reference/dereference will be printed to the 107 kernel log once a port or branch device's topology refcount reaches 0. 108 109 This has the potential to use a lot of memory and print some very 110 large kernel messages. If in doubt, say "N". 111 112config DRM_FBDEV_EMULATION 113 bool "Enable legacy fbdev support for your modesetting driver" 114 depends on DRM 115 select DRM_KMS_HELPER 116 select DRM_KMS_FB_HELPER 117 default y 118 help 119 Choose this option if you have a need for the legacy fbdev 120 support. Note that this support also provides the linux console 121 support on top of your modesetting driver. 122 123 If in doubt, say "Y". 124 125config DRM_FBDEV_OVERALLOC 126 int "Overallocation of the fbdev buffer" 127 depends on DRM_FBDEV_EMULATION 128 default 100 129 help 130 Defines the fbdev buffer overallocation in percent. Default 131 is 100. Typical values for double buffering will be 200, 132 triple buffering 300. 133 134config DRM_FBDEV_LEAK_PHYS_SMEM 135 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)" 136 depends on DRM_FBDEV_EMULATION && EXPERT 137 default n 138 help 139 In order to keep user-space compatibility, we want in certain 140 use-cases to keep leaking the fbdev physical address to the 141 user-space program handling the fbdev buffer. 142 This affects, not only, Amlogic, Allwinner or Rockchip devices 143 with ARM Mali GPUs using an userspace Blob. 144 This option is not supported by upstream developers and should be 145 removed as soon as possible and be considered as a broken and 146 legacy behaviour from a modern fbdev device driver. 147 148 Please send any bug reports when using this to your proprietary 149 software vendor that requires this. 150 151 If in doubt, say "N" or spread the word to your closed source 152 library vendor. 153 154config DRM_LOAD_EDID_FIRMWARE 155 bool "Allow to specify an EDID data set instead of probing for it" 156 depends on DRM 157 help 158 Say Y here, if you want to use EDID data to be loaded from the 159 /lib/firmware directory or one of the provided built-in 160 data sets. This may be necessary, if the graphics adapter or 161 monitor are unable to provide appropriate EDID data. Since this 162 feature is provided as a workaround for broken hardware, the 163 default case is N. Details and instructions how to build your own 164 EDID data are given in Documentation/admin-guide/edid.rst. 165 166config DRM_DP_CEC 167 bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support" 168 depends on DRM 169 select CEC_CORE 170 help 171 Choose this option if you want to enable HDMI CEC support for 172 DisplayPort/USB-C to HDMI adapters. 173 174 Note: not all adapters support this feature, and even for those 175 that do support this they often do not hook up the CEC pin. 176 177config DRM_TTM 178 tristate 179 depends on DRM && MMU 180 help 181 GPU memory management subsystem for devices with multiple 182 GPU memory types. Will be enabled automatically if a device driver 183 uses it. 184 185config DRM_TTM_DMA_PAGE_POOL 186 bool 187 depends on DRM_TTM && (SWIOTLB || INTEL_IOMMU) 188 default y 189 help 190 Choose this if you need the TTM dma page pool 191 192config DRM_VRAM_HELPER 193 tristate 194 depends on DRM 195 help 196 Helpers for VRAM memory management 197 198config DRM_TTM_HELPER 199 tristate 200 depends on DRM 201 select DRM_TTM 202 help 203 Helpers for ttm-based gem objects 204 205config DRM_GEM_CMA_HELPER 206 bool 207 depends on DRM 208 help 209 Choose this if you need the GEM CMA helper functions 210 211config DRM_KMS_CMA_HELPER 212 bool 213 depends on DRM 214 select DRM_GEM_CMA_HELPER 215 help 216 Choose this if you need the KMS CMA helper functions 217 218config DRM_GEM_SHMEM_HELPER 219 bool 220 depends on DRM 221 help 222 Choose this if you need the GEM shmem helper functions 223 224config DRM_VM 225 bool 226 depends on DRM && MMU 227 228config DRM_SCHED 229 tristate 230 depends on DRM 231 232source "drivers/gpu/drm/i2c/Kconfig" 233 234source "drivers/gpu/drm/arm/Kconfig" 235 236config DRM_RADEON 237 tristate "ATI Radeon" 238 depends on DRM && PCI && MMU 239 select FW_LOADER 240 select DRM_KMS_HELPER 241 select DRM_TTM 242 select POWER_SUPPLY 243 select HWMON 244 select BACKLIGHT_CLASS_DEVICE 245 select INTERVAL_TREE 246 help 247 Choose this option if you have an ATI Radeon graphics card. There 248 are both PCI and AGP versions. You don't need to choose this to 249 run the Radeon in plain VGA mode. 250 251 If M is selected, the module will be called radeon. 252 253source "drivers/gpu/drm/radeon/Kconfig" 254 255config DRM_AMDGPU 256 tristate "AMD GPU" 257 depends on DRM && PCI && MMU 258 select FW_LOADER 259 select DRM_KMS_HELPER 260 select DRM_SCHED 261 select DRM_TTM 262 select POWER_SUPPLY 263 select HWMON 264 select BACKLIGHT_CLASS_DEVICE 265 select INTERVAL_TREE 266 select CHASH 267 help 268 Choose this option if you have a recent AMD Radeon graphics card. 269 270 If M is selected, the module will be called amdgpu. 271 272source "drivers/gpu/drm/amd/amdgpu/Kconfig" 273 274source "drivers/gpu/drm/nouveau/Kconfig" 275 276source "drivers/gpu/drm/i915/Kconfig" 277 278config DRM_VGEM 279 tristate "Virtual GEM provider" 280 depends on DRM 281 help 282 Choose this option to get a virtual graphics memory manager, 283 as used by Mesa's software renderer for enhanced performance. 284 If M is selected the module will be called vgem. 285 286config DRM_VKMS 287 tristate "Virtual KMS (EXPERIMENTAL)" 288 depends on DRM 289 select DRM_KMS_HELPER 290 select CRC32 291 default n 292 help 293 Virtual Kernel Mode-Setting (VKMS) is used for testing or for 294 running GPU in a headless machines. Choose this option to get 295 a VKMS. 296 297 If M is selected the module will be called vkms. 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/armada/Kconfig" 314 315source "drivers/gpu/drm/atmel-hlcdc/Kconfig" 316 317source "drivers/gpu/drm/rcar-du/Kconfig" 318 319source "drivers/gpu/drm/shmobile/Kconfig" 320 321source "drivers/gpu/drm/sun4i/Kconfig" 322 323source "drivers/gpu/drm/omapdrm/Kconfig" 324 325source "drivers/gpu/drm/tilcdc/Kconfig" 326 327source "drivers/gpu/drm/qxl/Kconfig" 328 329source "drivers/gpu/drm/bochs/Kconfig" 330 331source "drivers/gpu/drm/virtio/Kconfig" 332 333source "drivers/gpu/drm/msm/Kconfig" 334 335source "drivers/gpu/drm/fsl-dcu/Kconfig" 336 337source "drivers/gpu/drm/tegra/Kconfig" 338 339source "drivers/gpu/drm/stm/Kconfig" 340 341source "drivers/gpu/drm/panel/Kconfig" 342 343source "drivers/gpu/drm/bridge/Kconfig" 344 345source "drivers/gpu/drm/sti/Kconfig" 346 347source "drivers/gpu/drm/imx/Kconfig" 348 349source "drivers/gpu/drm/ingenic/Kconfig" 350 351source "drivers/gpu/drm/v3d/Kconfig" 352 353source "drivers/gpu/drm/vc4/Kconfig" 354 355source "drivers/gpu/drm/etnaviv/Kconfig" 356 357source "drivers/gpu/drm/arc/Kconfig" 358 359source "drivers/gpu/drm/hisilicon/Kconfig" 360 361source "drivers/gpu/drm/mediatek/Kconfig" 362 363source "drivers/gpu/drm/zte/Kconfig" 364 365source "drivers/gpu/drm/mxsfb/Kconfig" 366 367source "drivers/gpu/drm/meson/Kconfig" 368 369source "drivers/gpu/drm/tiny/Kconfig" 370 371source "drivers/gpu/drm/pl111/Kconfig" 372 373source "drivers/gpu/drm/tve200/Kconfig" 374 375source "drivers/gpu/drm/xen/Kconfig" 376 377source "drivers/gpu/drm/vboxvideo/Kconfig" 378 379source "drivers/gpu/drm/lima/Kconfig" 380 381source "drivers/gpu/drm/panfrost/Kconfig" 382 383source "drivers/gpu/drm/aspeed/Kconfig" 384 385source "drivers/gpu/drm/mcde/Kconfig" 386 387source "drivers/gpu/drm/tidss/Kconfig" 388 389source "drivers/gpu/drm/xlnx/Kconfig" 390 391# Keep legacy drivers last 392 393menuconfig DRM_LEGACY 394 bool "Enable legacy drivers (DANGEROUS)" 395 depends on DRM && MMU 396 select DRM_VM 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 470config DRM_EXPORT_FOR_TESTS 471 bool 472 473# Separate option because drm_panel_orientation_quirks.c is shared with fbdev 474config DRM_PANEL_ORIENTATION_QUIRKS 475 tristate 476 477config DRM_LIB_RANDOM 478 bool 479 default n 480