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| author | Tomeu Vizoso <tomeu.vizoso@collabora.com> | 2016-09-01 09:41:35 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-09-01 10:41:53 +0200 |
| commit | 75ac49532a3cd44f2b22d88bab888ae92c411650 (patch) | |
| tree | d0ecf5691c4c19a40a88e0d1b7beebad4731ff84 /Documentation/gpu | |
| parent | 2b2fd56d7e92f134ecaae5c89e20f64dd0f95aa2 (diff) | |
| download | linux-rt-75ac49532a3cd44f2b22d88bab888ae92c411650.tar.gz | |
drm/doc: Add a few words on validation with IGT
Also provide some pointers for building IGT as some kernel hackers might
not be that familiar with building stuff on Linux distros.
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1472715695-19812-1-git-send-email-tomeu.vizoso@collabora.com
Diffstat (limited to 'Documentation/gpu')
| -rw-r--r-- | Documentation/gpu/drm-uapi.rst | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Documentation/gpu/drm-uapi.rst b/Documentation/gpu/drm-uapi.rst index 12b47c30fe2e..1ba301cebe16 100644 --- a/Documentation/gpu/drm-uapi.rst +++ b/Documentation/gpu/drm-uapi.rst @@ -156,6 +156,43 @@ other hand, a driver requires shared state between clients which is visible to user-space and accessible beyond open-file boundaries, they cannot support render nodes. +Validating changes with IGT +=========================== + +There's a collection of tests that aims to cover the whole functionality of +DRM drivers and that can be used to check that changes to DRM drivers or the +core don't regress existing functionality. This test suite is called IGT and +its code can be found in https://cgit.freedesktop.org/drm/igt-gpu-tools/. + +To build IGT, start by installing its build dependencies. In Debian-based +systems:: + + # apt-get build-dep intel-gpu-tools + +And in Fedora-based systems:: + + # dnf builddep intel-gpu-tools + +Then clone the repository:: + + $ git clone git://anongit.freedesktop.org/drm/igt-gpu-tools + +Configure the build system and start the build:: + + $ cd igt-gpu-tools && ./autogen.sh && make -j6 + +Download the piglit dependency:: + + $ ./scripts/run-tests.sh -d + +And run the tests:: + + $ ./scripts/run-tests.sh -t kms -t core -s + +run-tests.sh is a wrapper around piglit that will execute the tests matching +the -t options. A report in HTML format will be available in +./results/html/index.html. Results can be compared with piglit. + VBlank event handling ===================== |