Chris Wilson
7c70d2fca2
igt/gem_exec_flush: Mark mmap-wc dependency
...
Add a requirement for mmap-wc so that failure on older kernels is explained.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
2016-05-02 13:23:33 +01:00
Chris Wilson
691b76a84b
igt/gem_exec_flush: Use a cacheline stride
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Look at different cachelines on each pass, otherwise each group of 16
flush the same cachline.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
2016-05-02 09:21:50 +01:00
Chris Wilson
805a05caae
igt/gem_exec_flush: Add interruptible testing
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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
2016-05-02 09:21:50 +01:00
Chris Wilson
16c9edb464
igt/gem_exec_flush: Add basic set-domain checks
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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
2016-05-02 09:21:50 +01:00
Chris Wilson
f3532cab97
igt/gem_exec_flush: For good measure, check pread/pwrite
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As a point of comparison, test the pread/pwrite interface as well.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
2016-05-01 21:46:28 +01:00
Chris Wilson
89f354e0a5
igt/gem_exec_flush: Use subtest groups to tidy requirement checking
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We can make the requirement testing and reporting tidier by using
igt_subtest_group.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
2016-05-01 15:58:24 +01:00
Chris Wilson
a0d6645d45
igt/gem_exec_flush: Add a read-only variation
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Alternate between two values written by the GPU so that we can look for
stale cachelines without having to overwrite the value with the CPU.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
2016-05-01 15:16:18 +01:00
Chris Wilson
ef3f61a6d3
tests: Add gem_exec_flush
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A basic check that the execbuf flushes writes from the batch and that
they are coherent afterwards.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
2016-04-29 21:05:58 +01:00
