diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2022-08-04 15:26:17 +0200 |
|---|---|---|
| committer | Zbigniew Kempczyński <zbigniew.kempczynski@intel.com> | 2022-08-10 14:53:28 +0200 |
| commit | 90549cfba1606b695fe60f78ef87b7d54586eab7 (patch) | |
| tree | bf97ffe448f00e3f9d85dc835e52f5a77fcd17be | |
| parent | ec2ab8e3a151ce05bd2726319c528c2ab99e8a96 (diff) | |
i915/i915_pm_rps: Don't use gem_write in batch_create
In fence_order and engine_order we are repeatedly creating big mmaps
that are very slow when done via gem_write, causing test timeouts.
Rewrite batch_create to mmap the buffer directly instead of using
gem_write.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Karolina Drobnik <karolina.drobnik@intel.com>
Reviewed-by: Kamil Konieczny <kamil.konieczny@linux.intel.com>
| -rw-r--r-- | tests/i915/i915_pm_rps.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/tests/i915/i915_pm_rps.c b/tests/i915/i915_pm_rps.c index a45a69059..d06ade27e 100644 --- a/tests/i915/i915_pm_rps.c +++ b/tests/i915/i915_pm_rps.c @@ -621,11 +621,15 @@ static uint32_t batch_create(int i915, uint64_t sz) const uint32_t bbe = MI_BATCH_BUFFER_END; const uint32_t chk = 0x5 << 23; uint32_t handle = gem_create(i915, sz); + uint32_t *map; - for (uint64_t pg = 4096; pg + 4096 < sz; pg += 4096) - gem_write(i915, handle, pg, &chk, sizeof(chk)); + map = gem_mmap__device_coherent(i915, handle, 0, sz, PROT_WRITE); - gem_write(i915, handle, sz - sizeof(bbe), &bbe, sizeof(bbe)); + for (uint64_t pg = 1; pg * 4096 < sz; pg++) + map[(pg * 4096) / sizeof(*map)] = chk; + + map[sz / sizeof(*map) - 1] = bbe; + munmap(map, sz); return handle; } |