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| author | Nirmoy Das <nirmoy.das@intel.com> | 2024-05-16 17:14:03 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2024-05-29 11:35:32 +0300 |
| commit | 659a3062c705753a9ec6fd28a4c67ee4254f9584 (patch) | |
| tree | 38f3c9bc06e3d52606d2ecccc05874caed8f6581 | |
| parent | d4f36db62396b73bed383c0b6e48d36278cafa78 (diff) | |
| download | linux-659a3062c705753a9ec6fd28a4c67ee4254f9584.tar.gz linux-659a3062c705753a9ec6fd28a4c67ee4254f9584.tar.bz2 linux-659a3062c705753a9ec6fd28a4c67ee4254f9584.zip | |
drm/i915/selftests: Set always_coherent to false when reading from CPU
Commit 8d4ba9fc1c6c ("drm/i915/selftests: Pick correct caching mode.")
was not complete as for non LLC sharing platforms cpu read can happen
from LLC which probably doesn't have the latest changes made by GPU.
Cc: Andi Shyti <andi.shyti@linux.intel.com>
Cc: Janusz Krzysztofik <janusz.krzysztofik@linux.intel.com>
Cc: Jonathan Cavitt <jonathan.cavitt@intel.com>
Fixes: 8d4ba9fc1c6c ("drm/i915/selftests: Pick correct caching mode.")
Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240516151403.2875-1-nirmoy.das@intel.com
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
(cherry picked from commit 007ed70831426d4cc108d879d688de6b8e3e6d45)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c index 65a931ea80e9..3527b8f446fe 100644 --- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_dmabuf.c @@ -196,7 +196,7 @@ static int verify_access(struct drm_i915_private *i915, if (err) goto out_file; - mode = intel_gt_coherent_map_type(to_gt(i915), native_obj, true); + mode = intel_gt_coherent_map_type(to_gt(i915), native_obj, false); vaddr = i915_gem_object_pin_map_unlocked(native_obj, mode); if (IS_ERR(vaddr)) { err = PTR_ERR(vaddr); |