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_LIB_RANDOM 72 select DRM_KMS_HELPER 73 select DRM_EXPORT_FOR_TESTS if m 74 default n 75 help 76 This option provides kernel modules that can be used to run 77 various selftests on parts of the DRM api. This option is not 78 useful for distributions or general kernels, but only for kernel 79 developers working on DRM and associated drivers. 80 81 If in doubt, say "N". 82 83config DRM_KMS_HELPER 84 tristate 85 depends on DRM 86 help 87 CRTC helpers for KMS drivers. 88 89config DRM_DEBUG_DP_MST_TOPOLOGY_REFS 90 bool "Enable refcount backtrace history in the DP MST helpers" 91 depends on STACKTRACE_SUPPORT 92 select STACKDEPOT 93 depends on DRM_KMS_HELPER 94 depends on DEBUG_KERNEL 95 depends on EXPERT 96 help 97 Enables debug tracing for topology refs in DRM's DP MST helpers. A 98 history of each topology reference/dereference will be printed to the 99 kernel log once a port or branch device's topology refcount reaches 0. 100 101 This has the potential to use a lot of memory and print some very 102 large kernel messages. If in doubt, say "N". 103 104config DRM_DEBUG_MODESET_LOCK 105 bool "Enable backtrace history for lock contention" 106 depends on STACKTRACE_SUPPORT 107 depends on DEBUG_KERNEL 108 depends on EXPERT 109 select STACKDEPOT 110 default y if DEBUG_WW_MUTEX_SLOWPATH 111 help 112 Enable debug tracing of failures to gracefully handle drm modeset lock 113 contention. A history of each drm modeset lock path hitting -EDEADLK 114 will be saved until gracefully handled, and the backtrace will be 115 printed when attempting to lock a contended lock. 116 117 If in doubt, say "N". 118 119config DRM_FBDEV_EMULATION 120 bool "Enable legacy fbdev support for your modesetting driver" 121 depends on DRM_KMS_HELPER 122 depends on FB=y || FB=DRM_KMS_HELPER 123 select FB_CFB_FILLRECT 124 select FB_CFB_COPYAREA 125 select FB_CFB_IMAGEBLIT 126 select FB_DEFERRED_IO 127 select FB_SYS_FOPS 128 select FB_SYS_FILLRECT 129 select FB_SYS_COPYAREA 130 select FB_SYS_IMAGEBLIT 131 select FRAMEBUFFER_CONSOLE if !EXPERT 132 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE 133 default y 134 help 135 Choose this option if you have a need for the legacy fbdev 136 support. Note that this support also provides the linux console 137 support on top of your modesetting driver. 138 139 If in doubt, say "Y". 140 141config DRM_FBDEV_OVERALLOC 142 int "Overallocation of the fbdev buffer" 143 depends on DRM_FBDEV_EMULATION 144 default 100 145 help 146 Defines the fbdev buffer overallocation in percent. Default 147 is 100. Typical values for double buffering will be 200, 148 triple buffering 300. 149 150config DRM_FBDEV_LEAK_PHYS_SMEM 151 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)" 152 depends on DRM_FBDEV_EMULATION && EXPERT 153 default n 154 help 155 In order to keep user-space compatibility, we want in certain 156 use-cases to keep leaking the fbdev physical address to the 157 user-space program handling the fbdev buffer. 158 This affects, not only, Amlogic, Allwinner or Rockchip devices 159 with ARM Mali GPUs using an userspace Blob. 160 This option is not supported by upstream developers and should be 161 removed as soon as possible and be considered as a broken and 162 legacy behaviour from a modern fbdev device driver. 163 164 Please send any bug reports when using this to your proprietary 165 software vendor that requires this. 166 167 If in doubt, say "N" or spread the word to your closed source 168 library vendor. 169 170config DRM_LOAD_EDID_FIRMWARE 171 bool "Allow to specify an EDID data set instead of probing for it" 172 depends on DRM 173 help 174 Say Y here, if you want to use EDID data to be loaded from the 175 /lib/firmware directory or one of the provided built-in 176 data sets. This may be necessary, if the graphics adapter or 177 monitor are unable to provide appropriate EDID data. Since this 178 feature is provided as a workaround for broken hardware, the 179 default case is N. Details and instructions how to build your own 180 EDID data are given in Documentation/admin-guide/edid.rst. 181 182config DRM_DP_CEC 183 bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support" 184 depends on DRM 185 select CEC_CORE 186 help 187 Choose this option if you want to enable HDMI CEC support for 188 DisplayPort/USB-C to HDMI adapters. 189 190 Note: not all adapters support this feature, and even for those 191 that do support this they often do not hook up the CEC pin. 192 193config DRM_TTM 194 tristate 195 depends on DRM && MMU 196 help 197 GPU memory management subsystem for devices with multiple 198 GPU memory types. Will be enabled automatically if a device driver 199 uses it. 200 201config DRM_VRAM_HELPER 202 tristate 203 depends on DRM 204 help 205 Helpers for VRAM memory management 206 207config DRM_TTM_HELPER 208 tristate 209 depends on DRM 210 select DRM_TTM 211 help 212 Helpers for ttm-based gem objects 213 214config DRM_GEM_CMA_HELPER 215 tristate 216 depends on DRM 217 help 218 Choose this if you need the GEM CMA helper functions 219 220config DRM_GEM_SHMEM_HELPER 221 tristate 222 depends on DRM && MMU 223 help 224 Choose this if you need the GEM shmem helper functions 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 depends on AGP || !AGP 238 select FW_LOADER 239 select DRM_KMS_HELPER 240 select DRM_TTM 241 select DRM_TTM_HELPER 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 DRM_TTM_HELPER 263 select POWER_SUPPLY 264 select HWMON 265 select BACKLIGHT_CLASS_DEVICE 266 select INTERVAL_TREE 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 278source "drivers/gpu/drm/kmb/Kconfig" 279 280config DRM_VGEM 281 tristate "Virtual GEM provider" 282 depends on DRM && MMU 283 select DRM_GEM_SHMEM_HELPER 284 help 285 Choose this option to get a virtual graphics memory manager, 286 as used by Mesa's software renderer for enhanced performance. 287 If M is selected the module will be called vgem. 288 289config DRM_VKMS 290 tristate "Virtual KMS (EXPERIMENTAL)" 291 depends on DRM && MMU 292 select DRM_KMS_HELPER 293 select DRM_GEM_SHMEM_HELPER 294 select CRC32 295 default n 296 help 297 Virtual Kernel Mode-Setting (VKMS) is used for testing or for 298 running GPU in a headless machines. Choose this option to get 299 a VKMS. 300 301 If M is selected the module will be called vkms. 302 303source "drivers/gpu/drm/exynos/Kconfig" 304 305source "drivers/gpu/drm/rockchip/Kconfig" 306 307source "drivers/gpu/drm/vmwgfx/Kconfig" 308 309source "drivers/gpu/drm/gma500/Kconfig" 310 311source "drivers/gpu/drm/udl/Kconfig" 312 313source "drivers/gpu/drm/ast/Kconfig" 314 315source "drivers/gpu/drm/mgag200/Kconfig" 316 317source "drivers/gpu/drm/armada/Kconfig" 318 319source "drivers/gpu/drm/atmel-hlcdc/Kconfig" 320 321source "drivers/gpu/drm/rcar-du/Kconfig" 322 323source "drivers/gpu/drm/shmobile/Kconfig" 324 325source "drivers/gpu/drm/sun4i/Kconfig" 326 327source "drivers/gpu/drm/omapdrm/Kconfig" 328 329source "drivers/gpu/drm/tilcdc/Kconfig" 330 331source "drivers/gpu/drm/qxl/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/hisilicon/Kconfig" 360 361source "drivers/gpu/drm/mediatek/Kconfig" 362 363source "drivers/gpu/drm/mxsfb/Kconfig" 364 365source "drivers/gpu/drm/meson/Kconfig" 366 367source "drivers/gpu/drm/tiny/Kconfig" 368 369source "drivers/gpu/drm/pl111/Kconfig" 370 371source "drivers/gpu/drm/tve200/Kconfig" 372 373source "drivers/gpu/drm/xen/Kconfig" 374 375source "drivers/gpu/drm/vboxvideo/Kconfig" 376 377source "drivers/gpu/drm/lima/Kconfig" 378 379source "drivers/gpu/drm/panfrost/Kconfig" 380 381source "drivers/gpu/drm/aspeed/Kconfig" 382 383source "drivers/gpu/drm/mcde/Kconfig" 384 385source "drivers/gpu/drm/tidss/Kconfig" 386 387source "drivers/gpu/drm/xlnx/Kconfig" 388 389source "drivers/gpu/drm/gud/Kconfig" 390 391source "drivers/gpu/drm/sprd/Kconfig" 392 393config DRM_HYPERV 394 tristate "DRM Support for Hyper-V synthetic video device" 395 depends on DRM && PCI && MMU && HYPERV 396 select DRM_KMS_HELPER 397 select DRM_GEM_SHMEM_HELPER 398 help 399 This is a KMS driver for Hyper-V synthetic video device. Choose this 400 option if you would like to enable drm driver for Hyper-V virtual 401 machine. Unselect Hyper-V framebuffer driver (CONFIG_FB_HYPERV) so 402 that DRM driver is used by default. 403 404 If M is selected the module will be called hyperv_drm. 405 406# Keep legacy drivers last 407 408menuconfig DRM_LEGACY 409 bool "Enable legacy drivers (DANGEROUS)" 410 depends on DRM && MMU 411 help 412 Enable legacy DRI1 drivers. Those drivers expose unsafe and dangerous 413 APIs to user-space, which can be used to circumvent access 414 restrictions and other security measures. For backwards compatibility 415 those drivers are still available, but their use is highly 416 inadvisable and might harm your system. 417 418 You are recommended to use the safe modeset-only drivers instead, and 419 perform 3D emulation in user-space. 420 421 Unless you have strong reasons to go rogue, say "N". 422 423if DRM_LEGACY 424 425config DRM_TDFX 426 tristate "3dfx Banshee/Voodoo3+" 427 depends on DRM && PCI 428 help 429 Choose this option if you have a 3dfx Banshee or Voodoo3 (or later), 430 graphics card. If M is selected, the module will be called tdfx. 431 432config DRM_R128 433 tristate "ATI Rage 128" 434 depends on DRM && PCI 435 select FW_LOADER 436 help 437 Choose this option if you have an ATI Rage 128 graphics card. If M 438 is selected, the module will be called r128. AGP support for 439 this card is strongly suggested (unless you have a PCI version). 440 441config DRM_I810 442 tristate "Intel I810" 443 # !PREEMPTION because of missing ioctl locking 444 depends on DRM && AGP && AGP_INTEL && (!PREEMPTION || BROKEN) 445 help 446 Choose this option if you have an Intel I810 graphics card. If M is 447 selected, the module will be called i810. AGP support is required 448 for this driver to work. 449 450config DRM_MGA 451 tristate "Matrox g200/g400" 452 depends on DRM && PCI 453 select FW_LOADER 454 help 455 Choose this option if you have a Matrox G200, G400 or G450 graphics 456 card. If M is selected, the module will be called mga. AGP 457 support is required for this driver to work. 458 459config DRM_SIS 460 tristate "SiS video cards" 461 depends on DRM && AGP 462 depends on FB_SIS || FB_SIS=n 463 help 464 Choose this option if you have a SiS 630 or compatible video 465 chipset. If M is selected the module will be called sis. AGP 466 support is required for this driver to work. 467 468config DRM_VIA 469 tristate "Via unichrome video cards" 470 depends on DRM && PCI 471 help 472 Choose this option if you have a Via unichrome or compatible video 473 chipset. If M is selected the module will be called via. 474 475config DRM_SAVAGE 476 tristate "Savage video cards" 477 depends on DRM && PCI 478 help 479 Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister 480 chipset. If M is selected the module will be called savage. 481 482endif # DRM_LEGACY 483 484config DRM_EXPORT_FOR_TESTS 485 bool 486 487# Separate option because drm_panel_orientation_quirks.c is shared with fbdev 488config DRM_PANEL_ORIENTATION_QUIRKS 489 tristate 490 491# Separate option because nomodeset parameter is global and expected built-in 492config DRM_NOMODESET 493 bool 494 default n 495 496config DRM_LIB_RANDOM 497 bool 498 default n 499 500config DRM_PRIVACY_SCREEN 501 bool 502 default n 503