xilinx-dma.c - OpenGrok cross reference for /kernel/linux/linux-5.10/drivers/media/platform/xilinx/xilinx-dma.c

Lines Matching defs:pipe
88  * @pipe: The pipeline
97 static int xvip_pipeline_start_stop(struct xvip_pipeline *pipe, bool start)
99 	struct xvip_dma *dma = pipe->output;
128  * @pipe: The pipeline
151 static int xvip_pipeline_set_stream(struct xvip_pipeline *pipe, bool on)
155 	mutex_lock(&pipe->lock);
158 		if (pipe->stream_count == pipe->num_dmas - 1) {
159 			ret = xvip_pipeline_start_stop(pipe, true);
163 		pipe->stream_count++;
165 		if (--pipe->stream_count == 0)
166 			xvip_pipeline_start_stop(pipe, false);
170 	mutex_unlock(&pipe->lock);
174 static int xvip_pipeline_validate(struct xvip_pipeline *pipe,
204 			pipe->output = dma;
219 	pipe->num_dmas = num_inputs + num_outputs;
224 static void __xvip_pipeline_cleanup(struct xvip_pipeline *pipe)
226 	pipe->num_dmas = 0;
227 	pipe->output = NULL;
232  * @pipe: the pipeline
236 static void xvip_pipeline_cleanup(struct xvip_pipeline *pipe)
238 	mutex_lock(&pipe->lock);
241 	if (--pipe->use_count == 0)
242 		__xvip_pipeline_cleanup(pipe);
244 	mutex_unlock(&pipe->lock);
249  * @pipe: the pipeline
257 static int xvip_pipeline_prepare(struct xvip_pipeline *pipe,
262 	mutex_lock(&pipe->lock);
265 	if (pipe->use_count == 0) {
266 		ret = xvip_pipeline_validate(pipe, dma);
268 			__xvip_pipeline_cleanup(pipe);
273 	pipe->use_count++;
277 	mutex_unlock(&pipe->lock);
394 	struct xvip_pipeline *pipe;
406 	pipe = dma->video.entity.pipe
407 	     ? to_xvip_pipeline(&dma->video.entity) : &dma->pipe;
409 	ret = media_pipeline_start(&dma->video.entity, &pipe->pipe);
420 	ret = xvip_pipeline_prepare(pipe, dma);
430 	xvip_pipeline_set_stream(pipe, true);
452 	struct xvip_pipeline *pipe = to_xvip_pipeline(&dma->video.entity);
456 	xvip_pipeline_set_stream(pipe, false);
462 	xvip_pipeline_cleanup(pipe);
659 	mutex_init(&dma->pipe.lock);
762 	mutex_destroy(&dma->pipe.lock);