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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 I2C
14 select DMA_SHARED_BUFFER
15 select SYNC_FILE
16# gallium uses SYS_kcmp for os_same_file_description() to de-duplicate
17# device and dmabuf fd. Let's make sure that is available for our userspace.
18 select KCMP
19 select VIDEO
20 help
21 Kernel-level support for the Direct Rendering Infrastructure (DRI)
22 introduced in XFree86 4.0. If you say Y here, you need to select
23 the module that's right for your graphics card from the list below.
24 These modules provide support for synchronization, security, and
25 DMA transfers. Please see <http://dri.sourceforge.net/> for more
26 details. You should also select and configure AGP
27 (/dev/agpgart) support if it is available for your platform.
28
29if DRM
30
31config DRM_MIPI_DBI
32 tristate
33 depends on DRM
34 select DRM_KMS_HELPER
35
36config DRM_MIPI_DSI
37 bool
38 depends on DRM
39
40config DRM_DEBUG_MM
41 bool "Insert extra checks and debug info into the DRM range managers"
42 default n
43 depends on DRM
44 depends on STACKTRACE_SUPPORT
45 select STACKDEPOT
46 help
47 Enable allocation tracking of memory manager and leak detection on
48 shutdown.
49
50 Recommended for driver developers only.
51
52 If in doubt, say "N".
53
54config DRM_USE_DYNAMIC_DEBUG
55 bool "use dynamic debug to implement drm.debug"
56 default n
57 depends on BROKEN
58 depends on DRM
59 depends on DYNAMIC_DEBUG || DYNAMIC_DEBUG_CORE
60 depends on JUMP_LABEL
61 help
62 Use dynamic-debug to avoid drm_debug_enabled() runtime overheads.
63 Due to callsite counts in DRM drivers (~4k in amdgpu) and 56
64 bytes per callsite, the .data costs can be substantial, and
65 are therefore configurable.
66
67config DRM_KUNIT_TEST_HELPERS
68 tristate
69 depends on DRM && KUNIT
70 select DRM_KMS_HELPER
71 help
72 KUnit Helpers for KMS drivers.
73
74config DRM_KUNIT_TEST
75 tristate "KUnit tests for DRM" if !KUNIT_ALL_TESTS
76 depends on DRM && KUNIT && MMU
77 select DRM_BUDDY
78 select DRM_DISPLAY_DP_HELPER
79 select DRM_DISPLAY_HDMI_STATE_HELPER
80 select DRM_DISPLAY_HELPER
81 select DRM_EXEC
82 select DRM_EXPORT_FOR_TESTS if m
83 select DRM_GEM_SHMEM_HELPER
84 select DRM_KUNIT_TEST_HELPERS
85 select DRM_LIB_RANDOM
86 select PRIME_NUMBERS
87 default KUNIT_ALL_TESTS
88 help
89 This builds unit tests for DRM. This option is not useful for
90 distributions or general kernels, but only for kernel
91 developers working on DRM and associated drivers.
92
93 For more information on KUnit and unit tests in general,
94 please refer to the KUnit documentation in
95 Documentation/dev-tools/kunit/.
96
97 If in doubt, say "N".
98
99config DRM_KMS_HELPER
100 tristate
101 depends on DRM
102 select FB_CORE if DRM_FBDEV_EMULATION
103 help
104 CRTC helpers for KMS drivers.
105
106config DRM_PANIC
107 bool "Display a user-friendly message when a kernel panic occurs"
108 depends on DRM
109 select FONT_SUPPORT
110 help
111 Enable a drm panic handler, which will display a user-friendly message
112 when a kernel panic occurs. It's useful when using a user-space
113 console instead of fbcon.
114 It will only work if your graphic driver supports this feature.
115 To support Hi-DPI Display, you can enable bigger fonts like
116 FONT_TER16x32
117
118config DRM_PANIC_FOREGROUND_COLOR
119 hex "Drm panic screen foreground color, in RGB"
120 depends on DRM_PANIC
121 default 0xffffff
122
123config DRM_PANIC_BACKGROUND_COLOR
124 hex "Drm panic screen background color, in RGB"
125 depends on DRM_PANIC
126 default 0x000000
127
128config DRM_PANIC_DEBUG
129 bool "Add a debug fs entry to trigger drm_panic"
130 depends on DRM_PANIC && DEBUG_FS
131 help
132 Add dri/[device]/drm_panic_plane_x in the kernel debugfs, to force the
133 panic handler to write the panic message to this plane scanout buffer.
134 This is unsafe and should not be enabled on a production build.
135 If in doubt, say "N".
136
137config DRM_PANIC_SCREEN
138 string "Panic screen formatter"
139 default "user"
140 depends on DRM_PANIC
141 help
142 This option enable to choose what will be displayed when a kernel
143 panic occurs. You can choose between "user", a short message telling
144 the user to reboot the system, or "kmsg" which will display the last
145 lines of kmsg.
146 This can also be overridden by drm.panic_screen=xxxx kernel parameter
147 or by writing to /sys/module/drm/parameters/panic_screen sysfs entry
148 Default is "user"
149
150config DRM_PANIC_SCREEN_QR_CODE
151 bool "Add a panic screen with a QR code"
152 depends on DRM_PANIC && RUST
153 select ZLIB_DEFLATE
154 help
155 This option adds a QR code generator, and a panic screen with a QR
156 code. The QR code will contain the last lines of kmsg and other debug
157 information. This should be easier for the user to report a kernel
158 panic, with all debug information available.
159 To use this panic screen, also set DRM_PANIC_SCREEN to "qr_code"
160
161config DRM_PANIC_SCREEN_QR_CODE_URL
162 string "Base URL of the QR code in the panic screen"
163 depends on DRM_PANIC_SCREEN_QR_CODE
164 help
165 This option sets the base URL to report the kernel panic. If it's set
166 the QR code will contain the URL and the kmsg compressed with zlib as
167 a URL parameter. If it's empty, the QR code will contain the kmsg as
168 uncompressed text only.
169 There is a demo code in javascript, to decode and uncompress the kmsg
170 data from the URL parameter at https://github.com/kdj0c/panic_report
171
172config DRM_PANIC_SCREEN_QR_VERSION
173 int "Maximum version (size) of the QR code."
174 depends on DRM_PANIC_SCREEN_QR_CODE
175 default 40
176 help
177 This option limits the version (or size) of the QR code. QR code
178 version ranges from Version 1 (21x21) to Version 40 (177x177).
179 Smaller QR code are easier to read, but will contain less debugging
180 data. Default is 40.
181
182config DRM_DEBUG_DP_MST_TOPOLOGY_REFS
183 bool "Enable refcount backtrace history in the DP MST helpers"
184 depends on STACKTRACE_SUPPORT
185 select STACKDEPOT
186 depends on DRM_KMS_HELPER
187 depends on DEBUG_KERNEL
188 depends on EXPERT
189 help
190 Enables debug tracing for topology refs in DRM's DP MST helpers. A
191 history of each topology reference/dereference will be printed to the
192 kernel log once a port or branch device's topology refcount reaches 0.
193
194 This has the potential to use a lot of memory and print some very
195 large kernel messages. If in doubt, say "N".
196
197config DRM_DEBUG_MODESET_LOCK
198 bool "Enable backtrace history for lock contention"
199 depends on STACKTRACE_SUPPORT
200 depends on DEBUG_KERNEL
201 depends on EXPERT
202 select STACKDEPOT
203 default y if DEBUG_WW_MUTEX_SLOWPATH
204 help
205 Enable debug tracing of failures to gracefully handle drm modeset lock
206 contention. A history of each drm modeset lock path hitting -EDEADLK
207 will be saved until gracefully handled, and the backtrace will be
208 printed when attempting to lock a contended lock.
209
210 If in doubt, say "N".
211
212config DRM_CLIENT
213 bool
214 depends on DRM
215 help
216 Enables support for DRM clients. DRM drivers that need
217 struct drm_client_dev and its interfaces should select this
218 option. Drivers that support the default clients should
219 select DRM_CLIENT_SELECTION instead.
220
221config DRM_CLIENT_LIB
222 tristate
223 depends on DRM
224 select DRM_KMS_HELPER if DRM_FBDEV_EMULATION
225 select FB_CORE if DRM_FBDEV_EMULATION
226 help
227 This option enables the DRM client library and selects all
228 modules and components according to the enabled clients.
229
230config DRM_CLIENT_SELECTION
231 tristate
232 depends on DRM
233 select DRM_CLIENT_LIB if DRM_FBDEV_EMULATION
234 help
235 Drivers that support in-kernel DRM clients have to select this
236 option.
237
238config DRM_CLIENT_SETUP
239 bool
240 depends on DRM_CLIENT_SELECTION
241 help
242 Enables the DRM client selection. DRM drivers that support the
243 default clients should select DRM_CLIENT_SELECTION instead.
244
245menu "Supported DRM clients"
246 depends on DRM_CLIENT_SELECTION
247
248config DRM_FBDEV_EMULATION
249 bool "Enable legacy fbdev support for your modesetting driver"
250 depends on DRM_CLIENT_SELECTION
251 select DRM_CLIENT
252 select DRM_CLIENT_SETUP
253 select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE
254 default FB
255 help
256 Choose this option if you have a need for the legacy fbdev
257 support. Note that this support also provides the linux console
258 support on top of your modesetting driver.
259
260 If in doubt, say "Y".
261
262config DRM_FBDEV_OVERALLOC
263 int "Overallocation of the fbdev buffer"
264 depends on DRM_FBDEV_EMULATION
265 default 100
266 help
267 Defines the fbdev buffer overallocation in percent. Default
268 is 100. Typical values for double buffering will be 200,
269 triple buffering 300.
270
271config DRM_FBDEV_LEAK_PHYS_SMEM
272 bool "Shamelessly allow leaking of fbdev physical address (DANGEROUS)"
273 depends on DRM_FBDEV_EMULATION && EXPERT
274 default n
275 help
276 In order to keep user-space compatibility, we want in certain
277 use-cases to keep leaking the fbdev physical address to the
278 user-space program handling the fbdev buffer.
279 This affects, not only, Amlogic, Allwinner or Rockchip devices
280 with ARM Mali GPUs using an userspace Blob.
281 This option is not supported by upstream developers and should be
282 removed as soon as possible and be considered as a broken and
283 legacy behaviour from a modern fbdev device driver.
284
285 Please send any bug reports when using this to your proprietary
286 software vendor that requires this.
287
288 If in doubt, say "N" or spread the word to your closed source
289 library vendor.
290
291endmenu
292
293config DRM_LOAD_EDID_FIRMWARE
294 bool "Allow to specify an EDID data set instead of probing for it"
295 depends on DRM
296 help
297 Say Y here, if you want to use EDID data to be loaded from the
298 /lib/firmware directory or one of the provided built-in
299 data sets. This may be necessary, if the graphics adapter or
300 monitor are unable to provide appropriate EDID data. Since this
301 feature is provided as a workaround for broken hardware, the
302 default case is N. Details and instructions how to build your own
303 EDID data are given in Documentation/admin-guide/edid.rst.
304
305source "drivers/gpu/drm/display/Kconfig"
306
307config DRM_TTM
308 tristate
309 depends on DRM && MMU
310 help
311 GPU memory management subsystem for devices with multiple
312 GPU memory types. Will be enabled automatically if a device driver
313 uses it.
314
315config DRM_TTM_KUNIT_TEST
316 tristate "KUnit tests for TTM" if !KUNIT_ALL_TESTS
317 default n
318 depends on DRM && KUNIT && MMU && (UML || COMPILE_TEST)
319 select DRM_TTM
320 select DRM_BUDDY
321 select DRM_EXPORT_FOR_TESTS if m
322 select DRM_KUNIT_TEST_HELPERS
323 default KUNIT_ALL_TESTS
324 help
325 Enables unit tests for TTM, a GPU memory manager subsystem used
326 to manage memory buffers. This option is mostly useful for kernel
327 developers. It depends on (UML || COMPILE_TEST) since no other driver
328 which uses TTM can be loaded while running the tests.
329
330 If in doubt, say "N".
331
332config DRM_EXEC
333 tristate
334 depends on DRM
335 help
336 Execution context for command submissions
337
338config DRM_GPUVM
339 tristate
340 depends on DRM
341 select DRM_EXEC
342 help
343 GPU-VM representation providing helpers to manage a GPUs virtual
344 address space
345
346config DRM_BUDDY
347 tristate
348 depends on DRM
349 help
350 A page based buddy allocator
351
352config DRM_VRAM_HELPER
353 tristate
354 depends on DRM
355 help
356 Helpers for VRAM memory management
357
358config DRM_TTM_HELPER
359 tristate
360 depends on DRM
361 select DRM_TTM
362 select DRM_KMS_HELPER if DRM_FBDEV_EMULATION
363 select FB_CORE if DRM_FBDEV_EMULATION
364 select FB_SYSMEM_HELPERS_DEFERRED if DRM_FBDEV_EMULATION
365 help
366 Helpers for ttm-based gem objects
367
368config DRM_GEM_DMA_HELPER
369 tristate
370 depends on DRM
371 select DRM_KMS_HELPER if DRM_FBDEV_EMULATION
372 select FB_CORE if DRM_FBDEV_EMULATION
373 select FB_DMAMEM_HELPERS_DEFERRED if DRM_FBDEV_EMULATION
374 help
375 Choose this if you need the GEM DMA helper functions
376
377config DRM_GEM_SHMEM_HELPER
378 tristate
379 depends on DRM && MMU
380 select DRM_KMS_HELPER if DRM_FBDEV_EMULATION
381 select FB_CORE if DRM_FBDEV_EMULATION
382 select FB_SYSMEM_HELPERS_DEFERRED if DRM_FBDEV_EMULATION
383 help
384 Choose this if you need the GEM shmem helper functions
385
386config DRM_SUBALLOC_HELPER
387 tristate
388 depends on DRM
389
390config DRM_SCHED
391 tristate
392 depends on DRM
393
394source "drivers/gpu/drm/i2c/Kconfig"
395
396source "drivers/gpu/drm/arm/Kconfig"
397
398source "drivers/gpu/drm/radeon/Kconfig"
399
400source "drivers/gpu/drm/amd/amdgpu/Kconfig"
401
402source "drivers/gpu/drm/nouveau/Kconfig"
403
404source "drivers/gpu/drm/i915/Kconfig"
405
406source "drivers/gpu/drm/xe/Kconfig"
407
408source "drivers/gpu/drm/kmb/Kconfig"
409
410config DRM_VGEM
411 tristate "Virtual GEM provider"
412 depends on DRM && MMU
413 select DRM_GEM_SHMEM_HELPER
414 help
415 Choose this option to get a virtual graphics memory manager,
416 as used by Mesa's software renderer for enhanced performance.
417 If M is selected the module will be called vgem.
418
419source "drivers/gpu/drm/vkms/Kconfig"
420
421source "drivers/gpu/drm/exynos/Kconfig"
422
423source "drivers/gpu/drm/rockchip/Kconfig"
424
425source "drivers/gpu/drm/vmwgfx/Kconfig"
426
427source "drivers/gpu/drm/gma500/Kconfig"
428
429source "drivers/gpu/drm/udl/Kconfig"
430
431source "drivers/gpu/drm/ast/Kconfig"
432
433source "drivers/gpu/drm/mgag200/Kconfig"
434
435source "drivers/gpu/drm/armada/Kconfig"
436
437source "drivers/gpu/drm/atmel-hlcdc/Kconfig"
438
439source "drivers/gpu/drm/renesas/Kconfig"
440
441source "drivers/gpu/drm/sun4i/Kconfig"
442
443source "drivers/gpu/drm/omapdrm/Kconfig"
444
445source "drivers/gpu/drm/tilcdc/Kconfig"
446
447source "drivers/gpu/drm/qxl/Kconfig"
448
449source "drivers/gpu/drm/virtio/Kconfig"
450
451source "drivers/gpu/drm/msm/Kconfig"
452
453source "drivers/gpu/drm/fsl-dcu/Kconfig"
454
455source "drivers/gpu/drm/tegra/Kconfig"
456
457source "drivers/gpu/drm/stm/Kconfig"
458
459source "drivers/gpu/drm/panel/Kconfig"
460
461source "drivers/gpu/drm/bridge/Kconfig"
462
463source "drivers/gpu/drm/sti/Kconfig"
464
465source "drivers/gpu/drm/imx/Kconfig"
466
467source "drivers/gpu/drm/ingenic/Kconfig"
468
469source "drivers/gpu/drm/v3d/Kconfig"
470
471source "drivers/gpu/drm/vc4/Kconfig"
472
473source "drivers/gpu/drm/loongson/Kconfig"
474
475source "drivers/gpu/drm/etnaviv/Kconfig"
476
477source "drivers/gpu/drm/hisilicon/Kconfig"
478
479source "drivers/gpu/drm/logicvc/Kconfig"
480
481source "drivers/gpu/drm/mediatek/Kconfig"
482
483source "drivers/gpu/drm/mxsfb/Kconfig"
484
485source "drivers/gpu/drm/meson/Kconfig"
486
487source "drivers/gpu/drm/tiny/Kconfig"
488
489source "drivers/gpu/drm/pl111/Kconfig"
490
491source "drivers/gpu/drm/tve200/Kconfig"
492
493source "drivers/gpu/drm/xen/Kconfig"
494
495source "drivers/gpu/drm/vboxvideo/Kconfig"
496
497source "drivers/gpu/drm/lima/Kconfig"
498
499source "drivers/gpu/drm/panfrost/Kconfig"
500
501source "drivers/gpu/drm/panthor/Kconfig"
502
503source "drivers/gpu/drm/aspeed/Kconfig"
504
505source "drivers/gpu/drm/mcde/Kconfig"
506
507source "drivers/gpu/drm/tidss/Kconfig"
508
509source "drivers/gpu/drm/xlnx/Kconfig"
510
511source "drivers/gpu/drm/gud/Kconfig"
512
513source "drivers/gpu/drm/solomon/Kconfig"
514
515source "drivers/gpu/drm/sprd/Kconfig"
516
517source "drivers/gpu/drm/imagination/Kconfig"
518
519config DRM_HYPERV
520 tristate "DRM Support for Hyper-V synthetic video device"
521 depends on DRM && PCI && MMU && HYPERV
522 select DRM_CLIENT_SELECTION
523 select DRM_KMS_HELPER
524 select DRM_GEM_SHMEM_HELPER
525 help
526 This is a KMS driver for Hyper-V synthetic video device. Choose this
527 option if you would like to enable drm driver for Hyper-V virtual
528 machine. Unselect Hyper-V framebuffer driver (CONFIG_FB_HYPERV) so
529 that DRM driver is used by default.
530
531 If M is selected the module will be called hyperv_drm.
532
533config DRM_EXPORT_FOR_TESTS
534 bool
535
536# Separate option as not all DRM drivers use it
537config DRM_PANEL_BACKLIGHT_QUIRKS
538 tristate
539
540config DRM_LIB_RANDOM
541 bool
542 default n
543
544config DRM_PRIVACY_SCREEN
545 bool
546 default n
547
548config DRM_WERROR
549 bool "Compile the drm subsystem with warnings as errors"
550 depends on DRM && EXPERT
551 depends on !WERROR
552 default n
553 help
554 A kernel build should not cause any compiler warnings, and this
555 enables the '-Werror' flag to enforce that rule in the drm subsystem.
556
557 The drm subsystem enables more warnings than the kernel default, so
558 this config option is disabled by default.
559
560 If in doubt, say N.
561
562endif
563
564# Separate option because drm_panel_orientation_quirks.c is shared with fbdev
565config DRM_PANEL_ORIENTATION_QUIRKS
566 tristate
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