diff options
Diffstat (limited to 'drivers/media/platform/vsp1/vsp1_entity.c')
| -rw-r--r-- | drivers/media/platform/vsp1/vsp1_entity.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/media/platform/vsp1/vsp1_entity.c b/drivers/media/platform/vsp1/vsp1_entity.c index a453bb4ddd37..fd95a75b04f4 100644 --- a/drivers/media/platform/vsp1/vsp1_entity.c +++ b/drivers/media/platform/vsp1/vsp1_entity.c @@ -24,22 +24,24 @@ bool vsp1_entity_is_streaming(struct vsp1_entity *entity) { + unsigned long flags; bool streaming; - mutex_lock(&entity->lock); + spin_lock_irqsave(&entity->lock, flags); streaming = entity->streaming; - mutex_unlock(&entity->lock); + spin_unlock_irqrestore(&entity->lock, flags); return streaming; } int vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming) { + unsigned long flags; int ret; - mutex_lock(&entity->lock); + spin_lock_irqsave(&entity->lock, flags); entity->streaming = streaming; - mutex_unlock(&entity->lock); + spin_unlock_irqrestore(&entity->lock, flags); if (!streaming) return 0; @@ -49,9 +51,9 @@ int vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming) ret = v4l2_ctrl_handler_setup(entity->subdev.ctrl_handler); if (ret < 0) { - mutex_lock(&entity->lock); + spin_lock_irqsave(&entity->lock, flags); entity->streaming = false; - mutex_unlock(&entity->lock); + spin_unlock_irqrestore(&entity->lock, flags); } return ret; @@ -193,7 +195,7 @@ int vsp1_entity_init(struct vsp1_device *vsp1, struct vsp1_entity *entity, if (i == ARRAY_SIZE(vsp1_routes)) return -EINVAL; - mutex_init(&entity->lock); + spin_lock_init(&entity->lock); entity->vsp1 = vsp1; entity->source_pad = num_pads - 1; @@ -228,6 +230,4 @@ void vsp1_entity_destroy(struct vsp1_entity *entity) if (entity->subdev.ctrl_handler) v4l2_ctrl_handler_free(entity->subdev.ctrl_handler); media_entity_cleanup(&entity->subdev.entity); - - mutex_destroy(&entity->lock); } |