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 if !ROCKCHIP_MINI_KERNEL 13 select FB_CMDLINE 14 select I2C 15 select I2C_ALGOBIT if !ROCKCHIP_MINI_KERNEL 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 select DRM_KMS_HELPER 34 35config DRM_EDID 36 bool "EDID function for DRM" 37 depends on DRM 38 select HDMI 39 default y if !ROCKCHIP_MINI_KERNEL 40 help 41 DRM EDID read and parse function. 42 43config DRM_IGNORE_IOTCL_PERMIT 44 bool "Ignore drm ioctl permission" 45 depends on DRM && ANDROID && NO_GKI 46 47config DRM_MIPI_DSI 48 bool 49 depends on DRM 50 51config DRM_DP 52 bool "DRM DisplayPort support" 53 depends on DRM 54 depends on DRM_KMS_HELPER 55 default y if DRM_ANALOGIX_DP 56 default y if !ROCKCHIP_MINI_KERNEL 57 help 58 Choose this option to support DP interface. 59 60config DRM_DP_AUX_CHARDEV 61 bool "DRM DP AUX Interface" 62 depends on DRM 63 help 64 Choose this option to enable a /dev/drm_dp_auxN node that allows to 65 read and write values to arbitrary DPCD registers on the DP aux 66 channel. 67 68config DRM_DEBUG_MM 69 bool "Insert extra checks and debug info into the DRM range managers" 70 default n 71 depends on DRM=y 72 depends on STACKTRACE_SUPPORT 73 select STACKDEPOT 74 help 75 Enable allocation tracking of memory manager and leak detection on 76 shutdown. 77 78 Recommended for driver developers only. 79 80 If in doubt, say "N". 81 82config DRM_DEBUG_SELFTEST 83 tristate "kselftests for DRM" 84 depends on DRM 85 depends on DEBUG_KERNEL 86 select PRIME_NUMBERS 87 select DRM_LIB_RANDOM 88 select DRM_KMS_HELPER 89 select DRM_EXPORT_FOR_TESTS if m 90 default n 91 help 92 This option provides kernel modules that can be used to run 93 various selftests on parts of the DRM api. This option is not 94 useful for distributions or general kernels, but only for kernel 95 developers working on DRM and associated drivers. 96 97 If in doubt, say "N". 98 99config DRM_KMS_HELPER 100 tristate 101 depends on DRM 102 help 103 CRTC helpers for KMS drivers. 104 105config DRM_KMS_FB_HELPER 106 bool 107 depends on DRM_KMS_HELPER 108 select FB 109 select FRAMEBUFFER_CONSOLE if !EXPERT 110 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE 111 select FB_SYS_FOPS 112 select FB_SYS_FILLRECT 113 select FB_SYS_COPYAREA 114 select FB_SYS_IMAGEBLIT 115 select FB_CFB_FILLRECT 116 select FB_CFB_COPYAREA 117 select FB_CFB_IMAGEBLIT 118 select FB_DEFERRED_IO 119 help 120 FBDEV helpers for KMS drivers. 121 122config DRM_DEBUG_DP_MST_TOPOLOGY_REFS 123 bool "Enable refcount backtrace history in the DP MST helpers" 124 depends on STACKTRACE_SUPPORT 125 select STACKDEPOT 126 depends on DRM_KMS_HELPER 127 depends on DEBUG_KERNEL 128 depends on EXPERT 129 help 130 Enables debug tracing for topology refs in DRM's DP MST helpers. A 131 history of each topology reference/dereference will be printed to the 132 kernel log once a port or branch device's topology refcount reaches 0. 133 134 This has the potential to use a lot of memory and print some very 135 large kernel messages. If in doubt, say "N". 136 137config DRM_FBDEV_EMULATION 138 bool "Enable legacy fbdev support for your modesetting driver" 139 depends on DRM 140 select DRM_KMS_HELPER 141 select DRM_KMS_FB_HELPER 142 default y 143 help 144 Choose this option if you have a need for the legacy fbdev 145 support. Note that this support also provides the linux console 146 support on top of your modesetting driver. 147 148 If in doubt, say "Y". 149 150config DRM_FBDEV_OVERALLOC 151 int "Overallocation of the fbdev buffer" 152 depends on DRM_FBDEV_EMULATION 153 default 100 154 help 155 Defines the fbdev buffer overallocation in percent. Default 156 is 100. Typical values for double buffering will be 200, 157 triple buffering 300. 158 159config DRM_FBDEV_LEAK_PHYS_SMEM 160 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)" 161 depends on DRM_FBDEV_EMULATION && EXPERT 162 default n 163 help 164 In order to keep user-space compatibility, we want in certain 165 use-cases to keep leaking the fbdev physical address to the 166 user-space program handling the fbdev buffer. 167 This affects, not only, Amlogic, Allwinner or Rockchip devices 168 with ARM Mali GPUs using an userspace Blob. 169 This option is not supported by upstream developers and should be 170 removed as soon as possible and be considered as a broken and 171 legacy behaviour from a modern fbdev device driver. 172 173 Please send any bug reports when using this to your proprietary 174 software vendor that requires this. 175 176 If in doubt, say "N" or spread the word to your closed source 177 library vendor. 178 179config DRM_LOAD_EDID_FIRMWARE 180 bool "Allow to specify an EDID data set instead of probing for it" 181 depends on DRM 182 help 183 Say Y here, if you want to use EDID data to be loaded from the 184 /lib/firmware directory or one of the provided built-in 185 data sets. This may be necessary, if the graphics adapter or 186 monitor are unable to provide appropriate EDID data. Since this 187 feature is provided as a workaround for broken hardware, the 188 default case is N. Details and instructions how to build your own 189 EDID data are given in Documentation/admin-guide/edid.rst. 190 191config DRM_DP_CEC 192 bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support" 193 depends on DRM 194 select CEC_CORE 195 help 196 Choose this option if you want to enable HDMI CEC support for 197 DisplayPort/USB-C to HDMI adapters. 198 199 Note: not all adapters support this feature, and even for those 200 that do support this they often do not hook up the CEC pin. 201 202config DRM_TTM 203 tristate 204 depends on DRM && MMU 205 help 206 GPU memory management subsystem for devices with multiple 207 GPU memory types. Will be enabled automatically if a device driver 208 uses it. 209 210config DRM_TTM_DMA_PAGE_POOL 211 bool 212 depends on DRM_TTM && (SWIOTLB || INTEL_IOMMU) 213 default y 214 help 215 Choose this if you need the TTM dma page pool 216 217config DRM_VRAM_HELPER 218 tristate 219 depends on DRM 220 help 221 Helpers for VRAM memory management 222 223config DRM_TTM_HELPER 224 tristate 225 depends on DRM 226 select DRM_TTM 227 help 228 Helpers for ttm-based gem objects 229 230config DRM_GEM_CMA_HELPER 231 bool 232 depends on DRM 233 help 234 Choose this if you need the GEM CMA helper functions 235 236config DRM_KMS_CMA_HELPER 237 bool 238 depends on DRM 239 select DRM_GEM_CMA_HELPER 240 help 241 Choose this if you need the KMS CMA helper functions 242 243config DRM_GEM_SHMEM_HELPER 244 bool 245 depends on DRM 246 help 247 Choose this if you need the GEM shmem helper functions 248 249config DRM_VM 250 bool 251 depends on DRM && MMU 252 253config DRM_SCHED 254 tristate 255 depends on DRM 256 257source "drivers/gpu/drm/i2c/Kconfig" 258 259source "drivers/gpu/drm/arm/Kconfig" 260 261config DRM_RADEON 262 tristate "ATI Radeon" 263 depends on DRM && PCI && MMU 264 depends on AGP || !AGP 265 select FW_LOADER 266 select DRM_KMS_HELPER 267 select DRM_TTM 268 select POWER_SUPPLY 269 select HWMON 270 select BACKLIGHT_CLASS_DEVICE 271 select INTERVAL_TREE 272 help 273 Choose this option if you have an ATI Radeon graphics card. There 274 are both PCI and AGP versions. You don't need to choose this to 275 run the Radeon in plain VGA mode. 276 277 If M is selected, the module will be called radeon. 278 279source "drivers/gpu/drm/radeon/Kconfig" 280 281config DRM_AMDGPU 282 tristate "AMD GPU" 283 depends on DRM && PCI && MMU 284 select FW_LOADER 285 select DRM_KMS_HELPER 286 select DRM_SCHED 287 select DRM_TTM 288 select POWER_SUPPLY 289 select HWMON 290 select BACKLIGHT_CLASS_DEVICE 291 select INTERVAL_TREE 292 select CHASH 293 help 294 Choose this option if you have a recent AMD Radeon graphics card. 295 296 If M is selected, the module will be called amdgpu. 297 298source "drivers/gpu/drm/amd/amdgpu/Kconfig" 299 300source "drivers/gpu/drm/nouveau/Kconfig" 301 302source "drivers/gpu/drm/i915/Kconfig" 303 304config DRM_VGEM 305 tristate "Virtual GEM provider" 306 depends on DRM 307 help 308 Choose this option to get a virtual graphics memory manager, 309 as used by Mesa's software renderer for enhanced performance. 310 If M is selected the module will be called vgem. 311 312config DRM_VKMS 313 tristate "Virtual KMS (EXPERIMENTAL)" 314 depends on DRM 315 select DRM_KMS_HELPER 316 select CRC32 317 default n 318 help 319 Virtual Kernel Mode-Setting (VKMS) is used for testing or for 320 running GPU in a headless machines. Choose this option to get 321 a VKMS. 322 323 If M is selected the module will be called vkms. 324 325source "drivers/gpu/drm/exynos/Kconfig" 326 327source "drivers/gpu/drm/rockchip/Kconfig" 328 329source "drivers/gpu/drm/vmwgfx/Kconfig" 330 331source "drivers/gpu/drm/gma500/Kconfig" 332 333source "drivers/gpu/drm/udl/Kconfig" 334 335source "drivers/gpu/drm/ast/Kconfig" 336 337source "drivers/gpu/drm/mgag200/Kconfig" 338 339source "drivers/gpu/drm/armada/Kconfig" 340 341source "drivers/gpu/drm/atmel-hlcdc/Kconfig" 342 343source "drivers/gpu/drm/rcar-du/Kconfig" 344 345source "drivers/gpu/drm/shmobile/Kconfig" 346 347source "drivers/gpu/drm/sun4i/Kconfig" 348 349source "drivers/gpu/drm/omapdrm/Kconfig" 350 351source "drivers/gpu/drm/tilcdc/Kconfig" 352 353source "drivers/gpu/drm/qxl/Kconfig" 354 355source "drivers/gpu/drm/bochs/Kconfig" 356 357source "drivers/gpu/drm/virtio/Kconfig" 358 359source "drivers/gpu/drm/msm/Kconfig" 360 361source "drivers/gpu/drm/fsl-dcu/Kconfig" 362 363source "drivers/gpu/drm/tegra/Kconfig" 364 365source "drivers/gpu/drm/stm/Kconfig" 366 367source "drivers/gpu/drm/panel/Kconfig" 368 369source "drivers/gpu/drm/bridge/Kconfig" 370 371source "drivers/gpu/drm/sti/Kconfig" 372 373source "drivers/gpu/drm/imx/Kconfig" 374 375source "drivers/gpu/drm/ingenic/Kconfig" 376 377source "drivers/gpu/drm/v3d/Kconfig" 378 379source "drivers/gpu/drm/vc4/Kconfig" 380 381source "drivers/gpu/drm/etnaviv/Kconfig" 382 383source "drivers/gpu/drm/arc/Kconfig" 384 385source "drivers/gpu/drm/hisilicon/Kconfig" 386 387source "drivers/gpu/drm/mediatek/Kconfig" 388 389source "drivers/gpu/drm/zte/Kconfig" 390 391source "drivers/gpu/drm/mxsfb/Kconfig" 392 393source "drivers/gpu/drm/meson/Kconfig" 394 395source "drivers/gpu/drm/tiny/Kconfig" 396 397source "drivers/gpu/drm/pl111/Kconfig" 398 399source "drivers/gpu/drm/tve200/Kconfig" 400 401source "drivers/gpu/drm/xen/Kconfig" 402 403source "drivers/gpu/drm/vboxvideo/Kconfig" 404 405source "drivers/gpu/drm/lima/Kconfig" 406 407source "drivers/gpu/drm/panfrost/Kconfig" 408 409source "drivers/gpu/drm/aspeed/Kconfig" 410 411source "drivers/gpu/drm/mcde/Kconfig" 412 413source "drivers/gpu/drm/tidss/Kconfig" 414 415source "drivers/gpu/drm/xlnx/Kconfig" 416 417# Keep legacy drivers last 418 419menuconfig DRM_LEGACY 420 bool "Enable legacy drivers (DANGEROUS)" 421 depends on DRM && MMU 422 select DRM_VM 423 help 424 Enable legacy DRI1 drivers. Those drivers expose unsafe and dangerous 425 APIs to user-space, which can be used to circumvent access 426 restrictions and other security measures. For backwards compatibility 427 those drivers are still available, but their use is highly 428 inadvisable and might harm your system. 429 430 You are recommended to use the safe modeset-only drivers instead, and 431 perform 3D emulation in user-space. 432 433 Unless you have strong reasons to go rogue, say "N". 434 435if DRM_LEGACY 436 437config DRM_TDFX 438 tristate "3dfx Banshee/Voodoo3+" 439 depends on DRM && PCI 440 help 441 Choose this option if you have a 3dfx Banshee or Voodoo3 (or later), 442 graphics card. If M is selected, the module will be called tdfx. 443 444config DRM_R128 445 tristate "ATI Rage 128" 446 depends on DRM && PCI 447 select FW_LOADER 448 help 449 Choose this option if you have an ATI Rage 128 graphics card. If M 450 is selected, the module will be called r128. AGP support for 451 this card is strongly suggested (unless you have a PCI version). 452 453config DRM_I810 454 tristate "Intel I810" 455 # !PREEMPTION because of missing ioctl locking 456 depends on DRM && AGP && AGP_INTEL && (!PREEMPTION || BROKEN) 457 help 458 Choose this option if you have an Intel I810 graphics card. If M is 459 selected, the module will be called i810. AGP support is required 460 for this driver to work. 461 462config DRM_MGA 463 tristate "Matrox g200/g400" 464 depends on DRM && PCI 465 select FW_LOADER 466 help 467 Choose this option if you have a Matrox G200, G400 or G450 graphics 468 card. If M is selected, the module will be called mga. AGP 469 support is required for this driver to work. 470 471config DRM_SIS 472 tristate "SiS video cards" 473 depends on DRM && AGP 474 depends on FB_SIS || FB_SIS=n 475 help 476 Choose this option if you have a SiS 630 or compatible video 477 chipset. If M is selected the module will be called sis. AGP 478 support is required for this driver to work. 479 480config DRM_VIA 481 tristate "Via unichrome video cards" 482 depends on DRM && PCI 483 help 484 Choose this option if you have a Via unichrome or compatible video 485 chipset. If M is selected the module will be called via. 486 487config DRM_SAVAGE 488 tristate "Savage video cards" 489 depends on DRM && PCI 490 help 491 Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister 492 chipset. If M is selected the module will be called savage. 493 494endif # DRM_LEGACY 495 496config DRM_EXPORT_FOR_TESTS 497 bool 498 499# Separate option because drm_panel_orientation_quirks.c is shared with fbdev 500config DRM_PANEL_ORIENTATION_QUIRKS 501 tristate 502 503config DRM_LIB_RANDOM 504 bool 505 default n 506