AuxXxilium/linux_dsm_epyc7002
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drm/nouveau/dmem: empty chunk do not have a buffer object associated with them.

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Empty chunk do not have a bo associated with them so no need to pin/unpin
on suspend/resume.

This fix suspend/resume on 5.1rc1 when NOUVEAU_SVM is enabled.

Signed-off-by: Jérôme Glisse <jglisse@redhat.com>
Reviewed-by: Tobias Klausmann <tobias.johannes.klausmann@mni.thm.de>
Tested-by: Tobias Klausmann <tobias.johannes.klausmann@mni.thm.de>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: dri-devel@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Jérôme Glisse 2019-03-21 15:42:18 -04:00 committed by Ben Skeggs
parent 909e9c9c42
commit 8385741807
1 changed files with 0 additions and 8 deletions
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8
drivers/gpu/drm/nouveau/nouveau_dmem.c
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@ -454,11 +454,6 @@ nouveau_dmem_resume(struct nouveau_drm *drm)
/* FIXME handle pin failure */
WARN_ON(ret);
}
list_for_each_entry (chunk, &drm->dmem->chunk_empty, list) {
ret = nouveau_bo_pin(chunk->bo, TTM_PL_FLAG_VRAM, false);
/* FIXME handle pin failure */
WARN_ON(ret);
}
mutex_unlock(&drm->dmem->mutex);
}
@ -477,9 +472,6 @@ nouveau_dmem_suspend(struct nouveau_drm *drm)
list_for_each_entry (chunk, &drm->dmem->chunk_full, list) {
nouveau_bo_unpin(chunk->bo);
}
list_for_each_entry (chunk, &drm->dmem->chunk_empty, list) {
nouveau_bo_unpin(chunk->bo);
}
mutex_unlock(&drm->dmem->mutex);
}