tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1config DRM_I915_WERROR
2 bool "Force GCC to throw an error instead of a warning when compiling"
3 # As this may inadvertently break the build, only allow the user
4 # to shoot oneself in the foot iff they aim really hard
5 depends on EXPERT
6 # We use the dependency on !COMPILE_TEST to not be enabled in
7 # allmodconfig or allyesconfig configurations
8 depends on !COMPILE_TEST
9 default n
10 help
11 Add -Werror to the build flags for (and only for) i915.ko.
12 Do not enable this unless you are writing code for the i915.ko module.
13
14 Recommended for driver developers only.
15
16 If in doubt, say "N".
17
18config DRM_I915_DEBUG
19 bool "Enable additional driver debugging"
20 depends on DRM_I915
21 select PREEMPT_COUNT
22 select I2C_CHARDEV
23 select DRM_DP_AUX_CHARDEV
24 select X86_MSR # used by igt/pm_rpm
25 select DRM_VGEM # used by igt/prime_vgem (dmabuf interop checks)
26 select DRM_DEBUG_MM if DRM=y
27 select DRM_DEBUG_MM_SELFTEST
28 select DRM_I915_SW_FENCE_DEBUG_OBJECTS
29 select DRM_I915_SELFTEST
30 default n
31 help
32 Choose this option to turn on extra driver debugging that may affect
33 performance but will catch some internal issues.
34
35 Recommended for driver developers only.
36
37 If in doubt, say "N".
38
39config DRM_I915_DEBUG_GEM
40 bool "Insert extra checks into the GEM internals"
41 default n
42 depends on DRM_I915_WERROR
43 help
44 Enable extra sanity checks (including BUGs) along the GEM driver
45 paths that may slow the system down and if hit hang the machine.
46
47 Recommended for driver developers only.
48
49 If in doubt, say "N".
50
51config DRM_I915_SW_FENCE_DEBUG_OBJECTS
52 bool "Enable additional driver debugging for fence objects"
53 depends on DRM_I915
54 select DEBUG_OBJECTS
55 default n
56 help
57 Choose this option to turn on extra driver debugging that may affect
58 performance but will catch some internal issues.
59
60 Recommended for driver developers only.
61
62 If in doubt, say "N".
63
64config DRM_I915_SELFTEST
65 bool "Enable selftests upon driver load"
66 depends on DRM_I915
67 default n
68 select FAULT_INJECTION
69 select PRIME_NUMBERS
70 help
71 Choose this option to allow the driver to perform selftests upon
72 loading; also requires the i915.selftest=1 module parameter. To
73 exit the module after running the selftests (i.e. to prevent normal
74 module initialisation afterwards) use i915.selftest=-1.
75
76 Recommended for driver developers only.
77
78 If in doubt, say "N".
79
80config DRM_I915_LOW_LEVEL_TRACEPOINTS
81 bool "Enable low level request tracing events"
82 depends on DRM_I915
83 default n
84 help
85 Choose this option to turn on low level request tracing events.
86 This provides the ability to precisely monitor engine utilisation
87 and also analyze the request dependency resolving timeline.
88
89 If in doubt, say "N".
90
91config DRM_I915_DEBUG_VBLANK_EVADE
92 bool "Enable extra debug warnings for vblank evasion"
93 depends on DRM_I915
94 default n
95 help
96 Choose this option to turn on extra debug warnings for the
97 vblank evade mechanism. This gives a warning every time the
98 the deadline allotted for the vblank evade critical section
99 is exceeded, even if there isn't an actual risk of missing
100 the vblank.
101
102 If in doubt, say "N".