diff options
| author | Lyude Paul <lyude@redhat.com> | 2019-01-28 22:03:50 +0100 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2019-02-19 23:59:58 +0100 |
| commit | b513a18cf1d705bd04efd91c417e79e4938be093 (patch) | |
| tree | d7eb7d35599dfe42f2ac8fa670de60bf4ccce129 /drivers/gpu/drm/nouveau | |
| parent | drm/nouveau/pmu: don't print reply values if exec is false (diff) | |
| download | linux-b513a18cf1d705bd04efd91c417e79e4938be093.tar.xz linux-b513a18cf1d705bd04efd91c417e79e4938be093.zip | |
drm/nouveau: Don't WARN_ON VCPI allocation failures
This is much louder then we want. VCPI allocation failures are quite
normal, since they will happen if any part of the modesetting process is
interrupted by removing the DP MST topology in question. So just print a
debugging message on VCPI failures instead.
Signed-off-by: Lyude Paul <lyude@redhat.com>
Fixes: f479c0ba4a17 ("drm/nouveau/kms/nv50: initial support for DP 1.2 multi-stream")
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: dri-devel@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org
Cc: <stable@vger.kernel.org> # v4.10+
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau')
| -rw-r--r-- | drivers/gpu/drm/nouveau/dispnv50/disp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c index e8bb35f6d015..3f618ed4ec6f 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c @@ -817,7 +817,8 @@ nv50_msto_enable(struct drm_encoder *encoder) r = drm_dp_mst_allocate_vcpi(&mstm->mgr, mstc->port, armh->dp.pbn, armh->dp.tu); - WARN_ON(!r); + if (!r) + DRM_DEBUG_KMS("Failed to allocate VCPI\n"); if (!mstm->links++) nv50_outp_acquire(mstm->outp); |