diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/core/engine.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/core/engine.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/drivers/gpu/drm/nouveau/core/core/engine.c b/drivers/gpu/drm/nouveau/core/core/engine.c index c8bed4a26833..1f6954ae9dd3 100644 --- a/drivers/gpu/drm/nouveau/core/core/engine.c +++ b/drivers/gpu/drm/nouveau/core/core/engine.c @@ -42,11 +42,24 @@ nouveau_engine_create_(struct nouveau_object *parent, if (ret) return ret; - if ( parent && - !nouveau_boolopt(nv_device(parent)->cfgopt, iname, enable)) { - if (!enable) - nv_warn(engine, "disabled, %s=1 to enable\n", iname); - return -ENODEV; + if (parent) { + struct nouveau_device *device = nv_device(parent); + int engidx = nv_engidx(nv_object(engine)); + + if (device->disable_mask & (1ULL << engidx)) { + if (!nouveau_boolopt(device->cfgopt, iname, false)) { + nv_debug(engine, "engine disabled by hw/fw\n"); + return -ENODEV; + } + + nv_warn(engine, "ignoring hw/fw engine disable\n"); + } + + if (!nouveau_boolopt(device->cfgopt, iname, enable)) { + if (!enable) + nv_warn(engine, "disabled, %s=1 to enable\n", iname); + return -ENODEV; + } } INIT_LIST_HEAD(&engine->contexts); |