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