soc/sof/ipc3-dtrace.c

63 	int log_level, pipe_id, comp_id, read, ret;
69 	ret = sscanf(line, " %n", &read);
70 	if (!ret && read == len)
73 	ret = sscanf(line, " %d %x %d %d %n", &log_level, &uuid_id, &pipe_id, &comp_id, &read);
74 	if (ret != TRACE_FILTER_ELEMENTS_PER_ENTRY || read != len) {
80 		ret = trace_filter_append_elem(sdev, SOF_IPC_TRACE_FILTER_ELEM_BY_UUID,
82 		if (ret)
83 			return ret;
86 		ret = trace_filter_append_elem(sdev, SOF_IPC_TRACE_FILTER_ELEM_BY_PIPE,
88 		if (ret)
89 			return ret;
92 		ret = trace_filter_append_elem(sdev, SOF_IPC_TRACE_FILTER_ELEM_BY_COMP,
94 		if (ret)
95 			return ret;
98 	ret = trace_filter_append_elem(sdev, SOF_IPC_TRACE_FILTER_ELEM_SET_LEVEL |
101 	if (ret)
102 		return ret;
154 	int ret;
169 	ret = pm_runtime_resume_and_get(sdev->dev);
170 	if (ret < 0 && ret != -EACCES) {
171 		dev_err(sdev->dev, "enabling device failed: %d\n", ret);
174 	ret = sof_ipc_tx_message_no_reply(sdev->ipc, msg, msg->hdr.size);
180 	return ret;
191 	int ret;
203 	ret = trace_filter_parse(sdev, string, &num_elems, &elems);
204 	if (ret < 0)
208 		ret = ipc3_trace_update_filter(sdev, num_elems, elems);
209 		if (ret < 0) {
210 			dev_err(sdev->dev, "Filter update failed: %d\n", ret);
214 	ret = count;
218 	return ret;
252 		u32 ret = cmpxchg(&priv->host_offset, host_offset, new_offset);
254 		if (ret == host_offset)
285 	size_t ret = sof_dtrace_avail(sdev, pos, buffer_size);
290 	if (ret)
291 		return ret;
397 	int ret;
404 	ret = debugfs_create_trace_filter(sdev);
405 	if (ret < 0)
406 		dev_warn(sdev->dev, "failed to create filter debugfs file: %d", ret);
429 	int ret;
459 	ret = sof_dtrace_host_init(sdev, &priv->dmatb, &params);
460 	if (ret < 0) {
461 		dev_err(sdev->dev, "Host dtrace init failed: %d\n", ret);
462 		return ret;
468 	ret = sof_ipc_tx_message_no_reply(sdev->ipc, &params, sizeof(params));
469 	if (ret < 0) {
470 		dev_err(sdev->dev, "can't set params for DMA for trace %d\n", ret);
477 	ret = sof_dtrace_host_trigger(sdev, SNDRV_PCM_TRIGGER_START);
478 	if (ret < 0) {
479 		dev_err(sdev->dev, "Host dtrace trigger start failed: %d\n", ret);
488 	return ret;
494 	int ret;
515 	ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev,
517 	if (ret < 0) {
518 		dev_err(sdev->dev, "can't alloc page table for trace %d\n", ret);
519 		return ret;
523 	ret = snd_dma_alloc_dir_pages(SNDRV_DMA_TYPE_DEV_SG, sdev->dev,
526 	if (ret < 0) {
527 		dev_err(sdev->dev, "can't alloc buffer for trace %d\n", ret);
532 	ret = snd_sof_create_page_table(sdev->dev, &priv->dmatb,
534 	if (ret < 0)
537 	priv->dma_trace_pages = ret;
541 		ret = debugfs_create_dtrace(sdev);
542 		if (ret < 0)
548 	ret = ipc3_dtrace_enable(sdev);
549 	if (ret < 0)
558 	return ret;
598 	int ret;
603 	ret = sof_dtrace_host_trigger(sdev, SNDRV_PCM_TRIGGER_STOP);
604 	if (ret < 0)
605 		dev_err(sdev->dev, "Host dtrace trigger stop failed: %d\n", ret);
616 		ret = sof_ipc_tx_message_no_reply(sdev->ipc, &hdr, hdr.size);
617 		if (ret < 0)
618 			dev_err(sdev->dev, "DMA_TRACE_FREE failed with error: %d\n", ret);
624 	ret = sof_dtrace_host_release(sdev);
625 	if (ret < 0)
626 		dev_err(sdev->dev, "Host dtrace release failed %d\n", ret);