diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c index cbd33e87b799..5daa77755276 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c @@ -149,10 +149,10 @@ static void nvkm_disp_class_del(struct nvkm_oproxy *oproxy) { struct nvkm_disp *disp = nvkm_disp(oproxy->base.engine); - mutex_lock(&disp->engine.subdev.mutex); - if (disp->client == oproxy) - disp->client = NULL; - mutex_unlock(&disp->engine.subdev.mutex); + spin_lock(&disp->client.lock); + if (disp->client.object == oproxy) + disp->client.object = NULL; + spin_unlock(&disp->client.lock); } static const struct nvkm_oproxy_func @@ -175,13 +175,13 @@ nvkm_disp_class_new(struct nvkm_device *device, return ret; *pobject = &oproxy->base; - mutex_lock(&disp->engine.subdev.mutex); - if (disp->client) { - mutex_unlock(&disp->engine.subdev.mutex); + spin_lock(&disp->client.lock); + if (disp->client.object) { + spin_unlock(&disp->client.lock); return -EBUSY; } - disp->client = oproxy; - mutex_unlock(&disp->engine.subdev.mutex); + disp->client.object = oproxy; + spin_unlock(&disp->client.lock); return sclass->ctor(disp, oclass, data, size, &oproxy->object); } @@ -473,21 +473,22 @@ nvkm_disp = { int nvkm_disp_ctor(const struct nvkm_disp_func *func, struct nvkm_device *device, - int index, struct nvkm_disp *disp) + enum nvkm_subdev_type type, int inst, struct nvkm_disp *disp) { disp->func = func; INIT_LIST_HEAD(&disp->head); INIT_LIST_HEAD(&disp->ior); INIT_LIST_HEAD(&disp->outp); INIT_LIST_HEAD(&disp->conn); - return nvkm_engine_ctor(&nvkm_disp, device, index, true, &disp->engine); + spin_lock_init(&disp->client.lock); + return nvkm_engine_ctor(&nvkm_disp, device, type, inst, true, &disp->engine); } int nvkm_disp_new_(const struct nvkm_disp_func *func, struct nvkm_device *device, - int index, struct nvkm_disp **pdisp) + enum nvkm_subdev_type type, int inst, struct nvkm_disp **pdisp) { if (!(*pdisp = kzalloc(sizeof(**pdisp), GFP_KERNEL))) return -ENOMEM; - return nvkm_disp_ctor(func, device, index, *pdisp); + return nvkm_disp_ctor(func, device, type, inst, *pdisp); } |