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https://github.com/tiagovignatti/intel-gpu-tools.git
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3743a0b994
In preparation to have sysfs entries used in scripts rename to more specific name. Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
43 lines
836 B
Bash
Executable File
43 lines
836 B
Bash
Executable File
#!/bin/bash
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#
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# Testcase: Simulate gpu hang
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#
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# This check uses the stop_rings facility to exercise the gpu hang code.
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# by reading /sys/kernel/debug/dri/0/i915_emon_status too quickly
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#
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SOURCE_DIR="$( dirname "${BASH_SOURCE[0]}" )"
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. $SOURCE_DIR/drm_lib.sh
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oldpath=`pwd`
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cd $i915_dfs_path
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if [ ! -f i915_ring_stop ] ; then
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echo "kernel doesn't support ring stopping"
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exit 77
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fi
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if cat i915_error_state | grep -v "no error state collected" > /dev/null ; then
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echo "gpu hang dectected"
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exit 1
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fi
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# stop rings
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echo 0xf > i915_ring_stop
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echo "rings stopped"
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(cd $oldpath; $SOURCE_DIR/gem_exec_big) > /dev/null
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if cat i915_error_state | grep -v "no error state collected" > /dev/null ; then
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echo "gpu hang correctly dectected"
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else
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echo "gpu hang not dectected"
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exit 2
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fi
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# clear error state
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echo > i915_error_state
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exit 0
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