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drm/i915/selftests: Report setup errors for igt_partial_tiling

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igt_partial_tiling managed to fail with an -EBUSY. This usually means a
pin leak, but that should be impossible given the test setup. Add a
couple of error messages to help identify the path that failed.

References: https://bugs.freedesktop.org/show_bug.cgi?id=105073
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180213120940.21579-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2018-02-13 12:09:40 +00:00
parent c3cc39c539
commit 015df4f54e
1 changed files with 12 additions and 6 deletions
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18
drivers/gpu/drm/i915/selftests/i915_gem_object.c
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@ -212,8 +212,11 @@ static int check_partial_mapping(struct drm_i915_gem_object *obj,
return -EINTR;
err = i915_gem_object_set_tiling(obj, tile->tiling, tile->stride);
if (err)
if (err) {
pr_err("Failed to set tiling mode=%u, stride=%u, err=%d\n",
tile->tiling, tile->stride, err);
return err;
}
GEM_BUG_ON(i915_gem_object_get_tiling(obj) != tile->tiling);
GEM_BUG_ON(i915_gem_object_get_stride(obj) != tile->stride);
@ -230,13 +233,16 @@ static int check_partial_mapping(struct drm_i915_gem_object *obj,
GEM_BUG_ON(view.partial.size > nreal);
err = i915_gem_object_set_to_gtt_domain(obj, true);
if (err)
if (err) {
pr_err("Failed to flush to GTT write domain; err=%d\n",
err);
return err;
}
vma = i915_gem_object_ggtt_pin(obj, &view, 0, 0, PIN_MAPPABLE);
if (IS_ERR(vma)) {
pr_err("Failed to pin partial view: offset=%lu\n",
page);
pr_err("Failed to pin partial view: offset=%lu; err=%d\n",
page, (int)PTR_ERR(vma));
return PTR_ERR(vma);
}
@ -246,8 +252,8 @@ static int check_partial_mapping(struct drm_i915_gem_object *obj,
io = i915_vma_pin_iomap(vma);
i915_vma_unpin(vma);
if (IS_ERR(io)) {
pr_err("Failed to iomap partial view: offset=%lu\n",
page);
pr_err("Failed to iomap partial view: offset=%lu; err=%d\n",
page, (int)PTR_ERR(io));
return PTR_ERR(io);
}