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1#
2# Drm device configuration
3#
4# This driver provides support for the
5# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
6#
7menuconfig DRM
8 tristate "Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)"
9 depends on (AGP || AGP=n) && !EMULATED_CMPXCHG && HAS_DMA
10 select DRM_PANEL_ORIENTATION_QUIRKS
11 select HDMI
12 select FB_CMDLINE
13 select I2C
14 select I2C_ALGOBIT
15 select DMA_SHARED_BUFFER
16 select SYNC_FILE
17 help
18 Kernel-level support for the Direct Rendering Infrastructure (DRI)
19 introduced in XFree86 4.0. If you say Y here, you need to select
20 the module that's right for your graphics card from the list below.
21 These modules provide support for synchronization, security, and
22 DMA transfers. Please see <http://dri.sourceforge.net/> for more
23 details. You should also select and configure AGP
24 (/dev/agpgart) support if it is available for your platform.
25
26config DRM_MIPI_DSI
27 bool
28 depends on DRM
29
30config DRM_DP_AUX_CHARDEV
31 bool "DRM DP AUX Interface"
32 depends on DRM
33 help
34 Choose this option to enable a /dev/drm_dp_auxN node that allows to
35 read and write values to arbitrary DPCD registers on the DP aux
36 channel.
37
38config DRM_DEBUG_MM
39 bool "Insert extra checks and debug info into the DRM range managers"
40 default n
41 depends on DRM=y
42 depends on STACKTRACE_SUPPORT
43 select STACKDEPOT
44 help
45 Enable allocation tracking of memory manager and leak detection on
46 shutdown.
47
48 Recommended for driver developers only.
49
50 If in doubt, say "N".
51
52config DRM_DEBUG_SELFTEST
53 tristate "kselftests for DRM"
54 depends on DRM
55 depends on DEBUG_KERNEL
56 select PRIME_NUMBERS
57 select DRM_LIB_RANDOM
58 select DRM_KMS_HELPER
59 default n
60 help
61 This option provides kernel modules that can be used to run
62 various selftests on parts of the DRM api. This option is not
63 useful for distributions or general kernels, but only for kernel
64 developers working on DRM and associated drivers.
65
66 If in doubt, say "N".
67
68config DRM_KMS_HELPER
69 tristate
70 depends on DRM
71 help
72 CRTC helpers for KMS drivers.
73
74config DRM_KMS_FB_HELPER
75 bool
76 depends on DRM_KMS_HELPER
77 select FB
78 select FRAMEBUFFER_CONSOLE if !EXPERT
79 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE
80 select FB_SYS_FOPS
81 select FB_SYS_FILLRECT
82 select FB_SYS_COPYAREA
83 select FB_SYS_IMAGEBLIT
84 select FB_CFB_FILLRECT
85 select FB_CFB_COPYAREA
86 select FB_CFB_IMAGEBLIT
87 select FB_DEFERRED_IO
88 help
89 FBDEV helpers for KMS drivers.
90
91config DRM_FBDEV_EMULATION
92 bool "Enable legacy fbdev support for your modesetting driver"
93 depends on DRM
94 select DRM_KMS_HELPER
95 select DRM_KMS_FB_HELPER
96 default y
97 help
98 Choose this option if you have a need for the legacy fbdev
99 support. Note that this support also provides the linux console
100 support on top of your modesetting driver.
101
102 If in doubt, say "Y".
103
104config DRM_FBDEV_OVERALLOC
105 int "Overallocation of the fbdev buffer"
106 depends on DRM_FBDEV_EMULATION
107 default 100
108 help
109 Defines the fbdev buffer overallocation in percent. Default
110 is 100. Typical values for double buffering will be 200,
111 triple buffering 300.
112
113config DRM_FBDEV_LEAK_PHYS_SMEM
114 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)"
115 depends on DRM_FBDEV_EMULATION && EXPERT
116 default n
117 help
118 In order to keep user-space compatibility, we want in certain
119 use-cases to keep leaking the fbdev physical address to the
120 user-space program handling the fbdev buffer.
121 This affects, not only, Amlogic, Allwinner or Rockchip devices
122 with ARM Mali GPUs using an userspace Blob.
123 This option is not supported by upstream developers and should be
124 removed as soon as possible and be considered as a broken and
125 legacy behaviour from a modern fbdev device driver.
126
127 Please send any bug reports when using this to your proprietary
128 software vendor that requires this.
129
130 If in doubt, say "N" or spread the word to your closed source
131 library vendor.
132
133config DRM_LOAD_EDID_FIRMWARE
134 bool "Allow to specify an EDID data set instead of probing for it"
135 depends on DRM
136 help
137 Say Y here, if you want to use EDID data to be loaded from the
138 /lib/firmware directory or one of the provided built-in
139 data sets. This may be necessary, if the graphics adapter or
140 monitor are unable to provide appropriate EDID data. Since this
141 feature is provided as a workaround for broken hardware, the
142 default case is N. Details and instructions how to build your own
143 EDID data are given in Documentation/EDID/HOWTO.txt.
144
145config DRM_DP_CEC
146 bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support"
147 select CEC_CORE
148 help
149 Choose this option if you want to enable HDMI CEC support for
150 DisplayPort/USB-C to HDMI adapters.
151
152 Note: not all adapters support this feature, and even for those
153 that do support this they often do not hook up the CEC pin.
154
155config DRM_TTM
156 tristate
157 depends on DRM && MMU
158 help
159 GPU memory management subsystem for devices with multiple
160 GPU memory types. Will be enabled automatically if a device driver
161 uses it.
162
163config DRM_GEM_CMA_HELPER
164 bool
165 depends on DRM
166 help
167 Choose this if you need the GEM CMA helper functions
168
169config DRM_KMS_CMA_HELPER
170 bool
171 depends on DRM
172 select DRM_GEM_CMA_HELPER
173 help
174 Choose this if you need the KMS CMA helper functions
175
176config DRM_GEM_SHMEM_HELPER
177 bool
178 depends on DRM
179 help
180 Choose this if you need the GEM shmem helper functions
181
182config DRM_VM
183 bool
184 depends on DRM && MMU
185
186config DRM_SCHED
187 tristate
188 depends on DRM
189
190source "drivers/gpu/drm/i2c/Kconfig"
191
192source "drivers/gpu/drm/arm/Kconfig"
193
194config DRM_RADEON
195 tristate "ATI Radeon"
196 depends on DRM && PCI && MMU
197 select FW_LOADER
198 select DRM_KMS_HELPER
199 select DRM_TTM
200 select POWER_SUPPLY
201 select HWMON
202 select BACKLIGHT_CLASS_DEVICE
203 select INTERVAL_TREE
204 help
205 Choose this option if you have an ATI Radeon graphics card. There
206 are both PCI and AGP versions. You don't need to choose this to
207 run the Radeon in plain VGA mode.
208
209 If M is selected, the module will be called radeon.
210
211source "drivers/gpu/drm/radeon/Kconfig"
212
213config DRM_AMDGPU
214 tristate "AMD GPU"
215 depends on DRM && PCI && MMU
216 select FW_LOADER
217 select DRM_KMS_HELPER
218 select DRM_SCHED
219 select DRM_TTM
220 select POWER_SUPPLY
221 select HWMON
222 select BACKLIGHT_CLASS_DEVICE
223 select INTERVAL_TREE
224 select CHASH
225 help
226 Choose this option if you have a recent AMD Radeon graphics card.
227
228 If M is selected, the module will be called amdgpu.
229
230source "drivers/gpu/drm/amd/amdgpu/Kconfig"
231
232source "drivers/gpu/drm/nouveau/Kconfig"
233
234source "drivers/gpu/drm/i915/Kconfig"
235
236config DRM_VGEM
237 tristate "Virtual GEM provider"
238 depends on DRM
239 help
240 Choose this option to get a virtual graphics memory manager,
241 as used by Mesa's software renderer for enhanced performance.
242 If M is selected the module will be called vgem.
243
244config DRM_VKMS
245 tristate "Virtual KMS (EXPERIMENTAL)"
246 depends on DRM
247 select DRM_KMS_HELPER
248 default n
249 help
250 Virtual Kernel Mode-Setting (VKMS) is used for testing or for
251 running GPU in a headless machines. Choose this option to get
252 a VKMS.
253
254 If M is selected the module will be called vkms.
255
256config DRM_ATI_PCIGART
257 bool
258
259source "drivers/gpu/drm/exynos/Kconfig"
260
261source "drivers/gpu/drm/rockchip/Kconfig"
262
263source "drivers/gpu/drm/vmwgfx/Kconfig"
264
265source "drivers/gpu/drm/gma500/Kconfig"
266
267source "drivers/gpu/drm/udl/Kconfig"
268
269source "drivers/gpu/drm/ast/Kconfig"
270
271source "drivers/gpu/drm/mgag200/Kconfig"
272
273source "drivers/gpu/drm/cirrus/Kconfig"
274
275source "drivers/gpu/drm/armada/Kconfig"
276
277source "drivers/gpu/drm/atmel-hlcdc/Kconfig"
278
279source "drivers/gpu/drm/rcar-du/Kconfig"
280
281source "drivers/gpu/drm/shmobile/Kconfig"
282
283source "drivers/gpu/drm/sun4i/Kconfig"
284
285source "drivers/gpu/drm/omapdrm/Kconfig"
286
287source "drivers/gpu/drm/tilcdc/Kconfig"
288
289source "drivers/gpu/drm/qxl/Kconfig"
290
291source "drivers/gpu/drm/bochs/Kconfig"
292
293source "drivers/gpu/drm/virtio/Kconfig"
294
295source "drivers/gpu/drm/msm/Kconfig"
296
297source "drivers/gpu/drm/fsl-dcu/Kconfig"
298
299source "drivers/gpu/drm/tegra/Kconfig"
300
301source "drivers/gpu/drm/stm/Kconfig"
302
303source "drivers/gpu/drm/panel/Kconfig"
304
305source "drivers/gpu/drm/bridge/Kconfig"
306
307source "drivers/gpu/drm/sti/Kconfig"
308
309source "drivers/gpu/drm/imx/Kconfig"
310
311source "drivers/gpu/drm/v3d/Kconfig"
312
313source "drivers/gpu/drm/vc4/Kconfig"
314
315source "drivers/gpu/drm/etnaviv/Kconfig"
316
317source "drivers/gpu/drm/arc/Kconfig"
318
319source "drivers/gpu/drm/hisilicon/Kconfig"
320
321source "drivers/gpu/drm/mediatek/Kconfig"
322
323source "drivers/gpu/drm/zte/Kconfig"
324
325source "drivers/gpu/drm/mxsfb/Kconfig"
326
327source "drivers/gpu/drm/meson/Kconfig"
328
329source "drivers/gpu/drm/tinydrm/Kconfig"
330
331source "drivers/gpu/drm/pl111/Kconfig"
332
333source "drivers/gpu/drm/tve200/Kconfig"
334
335source "drivers/gpu/drm/xen/Kconfig"
336
337source "drivers/gpu/drm/vboxvideo/Kconfig"
338
339source "drivers/gpu/drm/lima/Kconfig"
340
341source "drivers/gpu/drm/panfrost/Kconfig"
342
343source "drivers/gpu/drm/aspeed/Kconfig"
344
345# Keep legacy drivers last
346
347menuconfig DRM_LEGACY
348 bool "Enable legacy drivers (DANGEROUS)"
349 depends on DRM && MMU
350 select DRM_VM
351 select DRM_ATI_PCIGART if PCI
352 help
353 Enable legacy DRI1 drivers. Those drivers expose unsafe and dangerous
354 APIs to user-space, which can be used to circumvent access
355 restrictions and other security measures. For backwards compatibility
356 those drivers are still available, but their use is highly
357 inadvisable and might harm your system.
358
359 You are recommended to use the safe modeset-only drivers instead, and
360 perform 3D emulation in user-space.
361
362 Unless you have strong reasons to go rogue, say "N".
363
364if DRM_LEGACY
365
366config DRM_TDFX
367 tristate "3dfx Banshee/Voodoo3+"
368 depends on DRM && PCI
369 help
370 Choose this option if you have a 3dfx Banshee or Voodoo3 (or later),
371 graphics card. If M is selected, the module will be called tdfx.
372
373config DRM_R128
374 tristate "ATI Rage 128"
375 depends on DRM && PCI
376 select FW_LOADER
377 help
378 Choose this option if you have an ATI Rage 128 graphics card. If M
379 is selected, the module will be called r128. AGP support for
380 this card is strongly suggested (unless you have a PCI version).
381
382config DRM_I810
383 tristate "Intel I810"
384 # !PREEMPT because of missing ioctl locking
385 depends on DRM && AGP && AGP_INTEL && (!PREEMPT || BROKEN)
386 help
387 Choose this option if you have an Intel I810 graphics card. If M is
388 selected, the module will be called i810. AGP support is required
389 for this driver to work.
390
391config DRM_MGA
392 tristate "Matrox g200/g400"
393 depends on DRM && PCI
394 select FW_LOADER
395 help
396 Choose this option if you have a Matrox G200, G400 or G450 graphics
397 card. If M is selected, the module will be called mga. AGP
398 support is required for this driver to work.
399
400config DRM_SIS
401 tristate "SiS video cards"
402 depends on DRM && AGP
403 depends on FB_SIS || FB_SIS=n
404 help
405 Choose this option if you have a SiS 630 or compatible video
406 chipset. If M is selected the module will be called sis. AGP
407 support is required for this driver to work.
408
409config DRM_VIA
410 tristate "Via unichrome video cards"
411 depends on DRM && PCI
412 help
413 Choose this option if you have a Via unichrome or compatible video
414 chipset. If M is selected the module will be called via.
415
416config DRM_SAVAGE
417 tristate "Savage video cards"
418 depends on DRM && PCI
419 help
420 Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister
421 chipset. If M is selected the module will be called savage.
422
423endif # DRM_LEGACY
424
425# Separate option because drm_panel_orientation_quirks.c is shared with fbdev
426config DRM_PANEL_ORIENTATION_QUIRKS
427 tristate
428
429config DRM_LIB_RANDOM
430 bool
431 default n