diff options
| author | Alexandre Courbot <acourbot@nvidia.com> | 2014-10-27 12:11:52 +0300 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2014-12-02 08:43:58 +0300 |
| commit | 5be5a15a43642de7e10d17da0c172ea2d28d22c4 (patch) | |
| tree | 765677a7baa1b36a35b1be49b8bd04f219b6c62e /drivers | |
| parent | f9895e6dbe92d38f821864b48b135f63bf115dec (diff) | |
| download | linux-5be5a15a43642de7e10d17da0c172ea2d28d22c4.tar.xz | |
drm/nouveau: warn when moving a pinned object
Pinned BOs are supposed to remain in their current location until
unpinned. Display a warning for the supposedly-erroneous case where we
are trying to move such objects.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bo.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 3d474ac03f88..9a8adeec80cd 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -323,8 +323,8 @@ nouveau_bo_pin(struct nouveau_bo *nvbo, uint32_t memtype) goto out; } - if (nvbo->pin_refcnt++) - goto out; + if (nvbo->pin_refcnt) + goto ref_inc; nouveau_bo_placement_set(nvbo, memtype, 0); @@ -341,6 +341,10 @@ nouveau_bo_pin(struct nouveau_bo *nvbo, uint32_t memtype) break; } } + +ref_inc: + nvbo->pin_refcnt++; + out: ttm_bo_unreserve(bo); return ret; @@ -1184,6 +1188,9 @@ nouveau_bo_move(struct ttm_buffer_object *bo, bool evict, bool intr, struct nouveau_drm_tile *new_tile = NULL; int ret = 0; + if (nvbo->pin_refcnt) + NV_WARN(drm, "Moving pinned object %p!\n", nvbo); + if (drm->device.info.family < NV_DEVICE_INFO_V0_TESLA) { ret = nouveau_bo_vm_bind(bo, new_mem, &new_tile); if (ret) |