diff options
Diffstat (limited to 'drivers/media/platform/vsp1/vsp1_pipe.c')
| -rw-r--r-- | drivers/media/platform/vsp1/vsp1_pipe.c | 71 |
1 files changed, 23 insertions, 48 deletions
diff --git a/drivers/media/platform/vsp1/vsp1_pipe.c b/drivers/media/platform/vsp1/vsp1_pipe.c index 6659f06b1643..4f3b4a1d028a 100644 --- a/drivers/media/platform/vsp1/vsp1_pipe.c +++ b/drivers/media/platform/vsp1/vsp1_pipe.c @@ -43,7 +43,7 @@ static const struct vsp1_format_info vsp1_video_formats[] = { { V4L2_PIX_FMT_XRGB444, MEDIA_BUS_FMT_ARGB8888_1X32, VI6_FMT_XRGB_4444, VI6_RPF_DSWAP_P_LLS | VI6_RPF_DSWAP_P_LWS | VI6_RPF_DSWAP_P_WDS, - 1, { 16, 0, 0 }, false, false, 1, 1, true }, + 1, { 16, 0, 0 }, false, false, 1, 1, false }, { V4L2_PIX_FMT_ARGB555, MEDIA_BUS_FMT_ARGB8888_1X32, VI6_FMT_ARGB_1555, VI6_RPF_DSWAP_P_LLS | VI6_RPF_DSWAP_P_LWS | VI6_RPF_DSWAP_P_WDS, @@ -172,14 +172,18 @@ void vsp1_pipeline_reset(struct vsp1_pipeline *pipe) bru->inputs[i].rpf = NULL; } - for (i = 0; i < ARRAY_SIZE(pipe->inputs); ++i) + for (i = 0; i < pipe->num_inputs; ++i) { + pipe->inputs[i]->pipe = NULL; pipe->inputs[i] = NULL; + } + + pipe->output->pipe = NULL; + pipe->output = NULL; INIT_LIST_HEAD(&pipe->entities); pipe->state = VSP1_PIPELINE_STOPPED; pipe->buffers_ready = 0; pipe->num_inputs = 0; - pipe->output = NULL; pipe->bru = NULL; pipe->lif = NULL; pipe->uds = NULL; @@ -190,11 +194,13 @@ void vsp1_pipeline_init(struct vsp1_pipeline *pipe) mutex_init(&pipe->lock); spin_lock_init(&pipe->irqlock); init_waitqueue_head(&pipe->wq); + kref_init(&pipe->kref); INIT_LIST_HEAD(&pipe->entities); pipe->state = VSP1_PIPELINE_STOPPED; } +/* Must be called with the pipe irqlock held. */ void vsp1_pipeline_run(struct vsp1_pipeline *pipe) { struct vsp1_device *vsp1 = pipe->output->entity.vsp1; @@ -226,7 +232,7 @@ int vsp1_pipeline_stop(struct vsp1_pipeline *pipe) unsigned long flags; int ret; - if (pipe->dl) { + if (pipe->lif) { /* When using display lists in continuous frame mode the only * way to stop the pipeline is to reset the hardware. */ @@ -253,10 +259,10 @@ int vsp1_pipeline_stop(struct vsp1_pipeline *pipe) if (entity->route && entity->route->reg) vsp1_write(entity->vsp1, entity->route->reg, VI6_DPR_NODE_UNUSED); - - v4l2_subdev_call(&entity->subdev, video, s_stream, 0); } + v4l2_subdev_call(&pipe->output->entity.subdev, video, s_stream, 0); + return ret; } @@ -271,50 +277,15 @@ bool vsp1_pipeline_ready(struct vsp1_pipeline *pipe) return pipe->buffers_ready == mask; } -void vsp1_pipeline_display_start(struct vsp1_pipeline *pipe) -{ - if (pipe->dl) - vsp1_dl_irq_display_start(pipe->dl); -} - void vsp1_pipeline_frame_end(struct vsp1_pipeline *pipe) { - enum vsp1_pipeline_state state; - unsigned long flags; - if (pipe == NULL) return; - if (pipe->dl) - vsp1_dl_irq_frame_end(pipe->dl); + vsp1_dlm_irq_frame_end(pipe->output->dlm); - /* Signal frame end to the pipeline handler. */ - pipe->frame_end(pipe); - - spin_lock_irqsave(&pipe->irqlock, flags); - - state = pipe->state; - - /* When using display lists in continuous frame mode the pipeline is - * automatically restarted by the hardware. - */ - if (!pipe->dl) - pipe->state = VSP1_PIPELINE_STOPPED; - - /* If a stop has been requested, mark the pipeline as stopped and - * return. - */ - if (state == VSP1_PIPELINE_STOPPING) { - wake_up(&pipe->wq); - goto done; - } - - /* Restart the pipeline if ready. */ - if (vsp1_pipeline_ready(pipe)) - vsp1_pipeline_run(pipe); - -done: - spin_unlock_irqrestore(&pipe->irqlock, flags); + if (pipe->frame_end) + pipe->frame_end(pipe); } /* @@ -324,9 +295,13 @@ done: * to be scaled, we disable alpha scaling when the UDS input has a fixed alpha * value. The UDS then outputs a fixed alpha value which needs to be programmed * from the input RPF alpha. + * + * This function can only be called from a subdev s_stream handler as it + * requires a valid display list context. */ void vsp1_pipeline_propagate_alpha(struct vsp1_pipeline *pipe, struct vsp1_entity *input, + struct vsp1_dl_list *dl, unsigned int alpha) { struct vsp1_entity *entity; @@ -349,7 +324,7 @@ void vsp1_pipeline_propagate_alpha(struct vsp1_pipeline *pipe, if (entity->type == VSP1_ENTITY_UDS) { struct vsp1_uds *uds = to_uds(&entity->subdev); - vsp1_uds_set_alpha(uds, alpha); + vsp1_uds_set_alpha(uds, dl, alpha); break; } @@ -375,7 +350,7 @@ void vsp1_pipelines_suspend(struct vsp1_device *vsp1) if (wpf == NULL) continue; - pipe = to_vsp1_pipeline(&wpf->entity.subdev.entity); + pipe = wpf->pipe; if (pipe == NULL) continue; @@ -392,7 +367,7 @@ void vsp1_pipelines_suspend(struct vsp1_device *vsp1) if (wpf == NULL) continue; - pipe = to_vsp1_pipeline(&wpf->entity.subdev.entity); + pipe = wpf->pipe; if (pipe == NULL) continue; @@ -416,7 +391,7 @@ void vsp1_pipelines_resume(struct vsp1_device *vsp1) if (wpf == NULL) continue; - pipe = to_vsp1_pipeline(&wpf->entity.subdev.entity); + pipe = wpf->pipe; if (pipe == NULL) continue; |