63 	struct delta_dev *delta = ctx->dev;  in dump_au()  local
68 		dev_dbg(delta->dev, "%s dump au[%d] dts=%lld size=%d data=%*ph\n",  in dump_au()
72 		dev_dbg(delta->dev, "%s dump au[%d] dts=%lld size=%d data=%*ph..%*ph\n",  in dump_au()
79 	struct delta_dev *delta = ctx->dev;  in dump_frame()  local
83 	dev_dbg(delta->dev, "%s dump frame[%d] dts=%lld type=%s field=%s data=%*ph\n",  in dump_frame()
179 	struct delta_dev *delta = ctx->dev;  in delta_pop_dts()  local
187 		dev_warn(delta->dev, "%s no dts to pop ... output dts = 0\n",  in delta_pop_dts()
282 	struct delta_dev *delta = ctx->dev;  in delta_find_decoder()  local
286 	for (i = 0; i < delta->nb_of_decoders; i++) {  in delta_find_decoder()
287 		dec = delta->decoders[i];  in delta_find_decoder()
308 static void register_formats(struct delta_dev *delta)  in register_formats()  argument
312 	for (i = 0; i < delta->nb_of_decoders; i++) {  in register_formats()
313 		register_format(delta->decoders[i]->pixelformat,  in register_formats()
314 				delta->pixelformats,  in register_formats()
315 				&delta->nb_of_pixelformats);  in register_formats()
317 		register_format(delta->decoders[i]->streamformat,  in register_formats()
318 				delta->streamformats,  in register_formats()
319 				&delta->nb_of_streamformats);  in register_formats()
323 static void register_decoders(struct delta_dev *delta)  in register_decoders()  argument
328 		if (delta->nb_of_decoders >= DELTA_MAX_DECODERS) {  in register_decoders()
329 			dev_dbg(delta->dev,  in register_decoders()
336 		delta->decoders[delta->nb_of_decoders++] = delta_decoders[i];  in register_decoders()
337 		dev_info(delta->dev, "%s %s decoder registered\n",  in register_decoders()
345 	struct delta_dev *delta = ctx->dev;  in delta_open_decoder()  local
351 		dev_err(delta->dev, "%s no decoder found matching %4.4s => %4.4s\n",  in delta_open_decoder()
356 	dev_dbg(delta->dev, "%s one decoder matching %4.4s => %4.4s\n",  in delta_open_decoder()
361 		 delta->instance_id, (char *)&streamformat);  in delta_open_decoder()
366 		dev_err(delta->dev, "%s failed to open decoder instance (%d)\n",  in delta_open_decoder()
371 	dev_dbg(delta->dev, "%s %s decoder opened\n", ctx->name, dec->name);  in delta_open_decoder()
386 	struct delta_dev *delta = ctx->dev;  in delta_querycap()  local
389 	strscpy(cap->card, delta->vdev->name, sizeof(cap->card));  in delta_querycap()
391 		 delta->pdev->name);  in delta_querycap()
400 	struct delta_dev *delta = ctx->dev;  in delta_enum_fmt_stream()  local
402 	if (unlikely(f->index >= delta->nb_of_streamformats))  in delta_enum_fmt_stream()
405 	f->pixelformat = delta->streamformats[f->index];  in delta_enum_fmt_stream()
414 	struct delta_dev *delta = ctx->dev;  in delta_enum_fmt_frame()  local
416 	if (unlikely(f->index >= delta->nb_of_pixelformats))  in delta_enum_fmt_frame()
419 	f->pixelformat = delta->pixelformats[f->index];  in delta_enum_fmt_frame()
428 	struct delta_dev *delta = ctx->dev;  in delta_g_fmt_stream()  local
434 		dev_dbg(delta->dev,  in delta_g_fmt_stream()
456 	struct delta_dev *delta = ctx->dev;  in delta_g_fmt_frame()  local
463 		dev_dbg(delta->dev,  in delta_g_fmt_frame()
495 	struct delta_dev *delta = ctx->dev;  in delta_try_fmt_stream()  local
504 		dev_dbg(delta->dev,  in delta_try_fmt_stream()
524 		dev_dbg(delta->dev,  in delta_try_fmt_stream()
531 		dev_dbg(delta->dev,  in delta_try_fmt_stream()
549 	struct delta_dev *delta = ctx->dev;  in delta_try_fmt_frame()  local
558 		dev_dbg(delta->dev,  in delta_try_fmt_frame()
575 		dev_dbg(delta->dev,  in delta_try_fmt_frame()
583 		dev_dbg(delta->dev,  in delta_try_fmt_frame()
609 	struct delta_dev *delta = ctx->dev;  in delta_s_fmt_stream()  local
616 		dev_dbg(delta->dev,  in delta_s_fmt_stream()
624 		dev_dbg(delta->dev, "%s V4L2 S_FMT (OUTPUT): queue busy\n",  in delta_s_fmt_stream()
645 	struct delta_dev *delta = ctx->dev;  in delta_s_fmt_frame()  local
655 		dev_dbg(delta->dev, "%s V4L2 S_FMT (CAPTURE): queue busy\n",  in delta_s_fmt_frame()
669 			dev_dbg(delta->dev,  in delta_s_fmt_frame()
702 	dev_dbg(delta->dev,  in delta_s_fmt_frame()
766 	struct delta_dev *delta = ctx->dev;  in delta_complete_eos()  local
787 	dev_dbg(delta->dev, "%s EOS completed\n", ctx->name);  in delta_complete_eos()
809 	struct delta_dev *delta = ctx->dev;  in delta_decoder_stop_cmd()  local
813 	dev_dbg(delta->dev, "%s EOS received\n", ctx->name);  in delta_decoder_stop_cmd()
830 			dev_dbg(delta->dev, "%s drain frame[%d]\n",  in delta_decoder_stop_cmd()
861 	dev_dbg(delta->dev, "%s EOS delayed\n", ctx->name);  in delta_decoder_stop_cmd()
925 	struct delta_dev *delta = ctx->dev;  in delta_run_work()  local
934 		dev_err(delta->dev, "%s no decoder opened yet\n", ctx->name);  in delta_run_work()
943 		dev_err(delta->dev, "%s no buffer to decode\n", ctx->name);  in delta_run_work()
976 		dev_err(delta->dev, "%s decoding failed (%d)\n",  in delta_run_work()
1002 			dev_err(delta->dev, "%s  cannot get decoded frame (%d)\n",  in delta_run_work()
1007 			dev_err(delta->dev,  in delta_run_work()
1024 	v4l2_m2m_job_finish(delta->m2m_dev, ctx->fh.m2m_ctx);  in delta_run_work()
1031 	v4l2_m2m_job_finish(delta->m2m_dev, ctx->fh.m2m_ctx);  in delta_run_work()
1037 	struct delta_dev *delta = ctx->dev;  in delta_device_run()  local
1039 	queue_work(delta->work_queue, &ctx->run_work);  in delta_device_run()
1045 	struct delta_dev *delta = ctx->dev;  in delta_job_abort()  local
1047 	dev_dbg(delta->dev, "%s aborting job\n", ctx->name);  in delta_job_abort()
1055 	struct delta_dev *delta = ctx->dev;  in delta_job_ready()  local
1059 		dev_dbg(delta->dev, "%s not ready: not enough video buffers.\n",  in delta_job_ready()
1065 		dev_dbg(delta->dev, "%s not ready: not enough video capture buffers.\n",  in delta_job_ready()
1071 		dev_dbg(delta->dev, "%s job not ready: aborting\n", ctx->name);  in delta_job_ready()
1075 	dev_dbg(delta->dev, "%s job ready\n", ctx->name);  in delta_job_ready()
1118 	struct delta_dev *delta = ctx->dev;  in delta_vb2_au_prepare()  local
1128 		dev_dbg(delta->dev, "%s au[%d] prepared; virt=0x%p, phy=0x%pad\n",  in delta_vb2_au_prepare()
1141 	struct delta_dev *delta = ctx->dev;  in delta_setup_frame()  local
1145 		dev_err(delta->dev,  in delta_setup_frame()
1152 		dev_err(delta->dev,  in delta_setup_frame()
1159 		dev_warn(delta->dev,  in delta_setup_frame()
1220 	struct delta_dev *delta = ctx->dev;  in dump_frames_status()  local
1225 	dev_info(delta->dev,  in dump_frames_status()
1230 		dev_info(delta->dev,  in dump_frames_status()
1241 	struct delta_dev *delta = ctx->dev;  in delta_get_free_frame()  local
1249 		dev_err(delta->dev, "%s no frame available",  in delta_get_free_frame()
1257 		dev_err(delta->dev,  in delta_get_free_frame()
1264 	dev_dbg(delta->dev,  in delta_get_free_frame()
1273 	struct delta_dev *delta = ctx->dev;  in delta_get_sync()  local
1277 	ret = pm_runtime_resume_and_get(delta->dev);  in delta_get_sync()
1279 		dev_err(delta->dev, "%s pm_runtime_resume_and_get failed (%d)\n",  in delta_get_sync()
1289 	struct delta_dev *delta = ctx->dev;  in delta_put_autosuspend()  local
1291 	pm_runtime_put_autosuspend(delta->dev);  in delta_put_autosuspend()
1307 	struct delta_dev *delta = ctx->dev;  in delta_vb2_au_start_streaming()  local
1339 		dev_err(delta->dev, "%s failed to start streaming, no stream header buffer enqueued\n",  in delta_vb2_au_start_streaming()
1356 		dev_err(delta->dev, "%s failed to start streaming, header decoding failed (%d)\n",  in delta_vb2_au_start_streaming()
1363 		dev_dbg_ratelimited(delta->dev,  in delta_vb2_au_start_streaming()
1377 	dev_dbg(delta->dev, "%s %s => %s\n", ctx->name,  in delta_vb2_au_start_streaming()
1420 	struct delta_dev *delta = ctx->dev;  in delta_vb2_frame_queue_setup()  local
1432 		dev_dbg(delta->dev,  in delta_vb2_frame_queue_setup()
1441 		dev_dbg(delta->dev,  in delta_vb2_frame_queue_setup()
1464 	struct delta_dev *delta = ctx->dev;  in delta_vb2_frame_prepare()  local
1477 			dev_err(delta->dev,  in delta_vb2_frame_prepare()
1483 		dev_dbg(delta->dev,  in delta_vb2_frame_prepare()
1587 	struct delta_dev *delta = ctx->dev;  in queue_init()  local
1600 	q->lock = &delta->lock;  in queue_init()
1601 	q->dev = delta->dev;  in queue_init()
1618 	q->lock = &delta->lock;  in queue_init()
1619 	q->dev = delta->dev;  in queue_init()
1626 	struct delta_dev *delta = video_drvdata(file);  in delta_open()  local
1630 	mutex_lock(&delta->lock);  in delta_open()
1637 	ctx->dev = delta;  in delta_open()
1646 	ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(delta->m2m_dev, ctx,  in delta_open()
1650 		dev_err(delta->dev, "%s failed to initialize m2m context (%d)\n",  in delta_open()
1664 	delta->instance_id++;  in delta_open()
1666 		 delta->instance_id);  in delta_open()
1672 	if (delta->clk_st231)  in delta_open()
1673 		if (clk_prepare_enable(delta->clk_st231))  in delta_open()
1674 			dev_warn(delta->dev, "failed to enable st231 clk\n");  in delta_open()
1677 	if (delta->clk_flash_promip)  in delta_open()
1678 		if (clk_prepare_enable(delta->clk_flash_promip))  in delta_open()
1679 			dev_warn(delta->dev, "failed to enable delta promip clk\n");  in delta_open()
1681 	mutex_unlock(&delta->lock);  in delta_open()
1683 	dev_dbg(delta->dev, "%s decoder instance created\n", ctx->name);  in delta_open()
1692 	mutex_unlock(&delta->lock);  in delta_open()
1700 	struct delta_dev *delta = ctx->dev;  in delta_release()  local
1703 	mutex_lock(&delta->lock);  in delta_release()
1720 	if (delta->clk_st231)  in delta_release()
1721 		clk_disable_unprepare(delta->clk_st231);  in delta_release()
1724 	if (delta->clk_flash_promip)  in delta_release()
1725 		clk_disable_unprepare(delta->clk_flash_promip);  in delta_release()
1727 	dev_dbg(delta->dev, "%s decoder instance released\n", ctx->name);  in delta_release()
1731 	mutex_unlock(&delta->lock);  in delta_release()
1749 static int delta_register_device(struct delta_dev *delta)  in delta_register_device()  argument
1754 	if (!delta)  in delta_register_device()
1757 	delta->m2m_dev = v4l2_m2m_init(&delta_m2m_ops);  in delta_register_device()
1758 	if (IS_ERR(delta->m2m_dev)) {  in delta_register_device()
1759 		dev_err(delta->dev, "%s failed to initialize v4l2-m2m device\n",  in delta_register_device()
1761 		ret = PTR_ERR(delta->m2m_dev);  in delta_register_device()
1767 		dev_err(delta->dev, "%s failed to allocate video device\n",  in delta_register_device()
1776 	vdev->lock = &delta->lock;  in delta_register_device()
1779 	vdev->v4l2_dev = &delta->v4l2_dev;  in delta_register_device()
1785 		dev_err(delta->dev, "%s failed to register video device\n",  in delta_register_device()
1790 	delta->vdev = vdev;  in delta_register_device()
1791 	video_set_drvdata(vdev, delta);  in delta_register_device()
1797 	v4l2_m2m_release(delta->m2m_dev);  in delta_register_device()
1802 static void delta_unregister_device(struct delta_dev *delta)  in delta_unregister_device()  argument
1804 	if (!delta)  in delta_unregister_device()
1807 	if (delta->m2m_dev)  in delta_unregister_device()
1808 		v4l2_m2m_release(delta->m2m_dev);  in delta_unregister_device()
1810 	video_unregister_device(delta->vdev);  in delta_unregister_device()
1815 	struct delta_dev *delta;  in delta_probe()  local
1819 	delta = devm_kzalloc(dev, sizeof(*delta), GFP_KERNEL);  in delta_probe()
1820 	if (!delta) {  in delta_probe()
1825 	delta->dev = dev;  in delta_probe()
1826 	delta->pdev = pdev;  in delta_probe()
1827 	platform_set_drvdata(pdev, delta);  in delta_probe()
1829 	mutex_init(&delta->lock);  in delta_probe()
1832 	delta->clk_delta = devm_clk_get(dev, "delta");  in delta_probe()
1833 	if (IS_ERR(delta->clk_delta)) {  in delta_probe()
1835 		delta->clk_delta = NULL;  in delta_probe()
1838 	delta->clk_st231 = devm_clk_get(dev, "delta-st231");  in delta_probe()
1839 	if (IS_ERR(delta->clk_st231)) {  in delta_probe()
1841 		delta->clk_st231 = NULL;  in delta_probe()
1844 	delta->clk_flash_promip = devm_clk_get(dev, "delta-flash-promip");  in delta_probe()
1845 	if (IS_ERR(delta->clk_flash_promip)) {  in delta_probe()
1848 		delta->clk_flash_promip = NULL;  in delta_probe()
1858 	ret = delta_ipc_init(delta);  in delta_probe()
1860 		dev_err(delta->dev, "%s failed to initialize firmware ipc channel\n",  in delta_probe()
1866 	register_decoders(delta);  in delta_probe()
1869 	register_formats(delta);  in delta_probe()
1872 	ret = v4l2_device_register(dev, &delta->v4l2_dev);  in delta_probe()
1874 		dev_err(delta->dev, "%s failed to register V4L2 device\n",  in delta_probe()
1879 	delta->work_queue = create_workqueue(DELTA_NAME);  in delta_probe()
1880 	if (!delta->work_queue) {  in delta_probe()
1881 		dev_err(delta->dev, "%s failed to allocate work queue\n",  in delta_probe()
1888 	ret = delta_register_device(delta);  in delta_probe()
1893 		 DELTA_PREFIX, delta->vdev->name, delta->vdev->num);  in delta_probe()
1898 	destroy_workqueue(delta->work_queue);  in delta_probe()
1900 	v4l2_device_unregister(&delta->v4l2_dev);  in delta_probe()
1909 	struct delta_dev *delta = platform_get_drvdata(pdev);  in delta_remove()  local
1911 	delta_ipc_exit(delta);  in delta_remove()
1913 	delta_unregister_device(delta);  in delta_remove()
1915 	destroy_workqueue(delta->work_queue);  in delta_remove()
1917 	pm_runtime_put_autosuspend(delta->dev);  in delta_remove()
1918 	pm_runtime_disable(delta->dev);  in delta_remove()
1920 	v4l2_device_unregister(&delta->v4l2_dev);  in delta_remove()
1927 	struct delta_dev *delta = dev_get_drvdata(dev);  in delta_runtime_suspend()  local
1929 	if (delta->clk_delta)  in delta_runtime_suspend()
1930 		clk_disable_unprepare(delta->clk_delta);  in delta_runtime_suspend()
1937 	struct delta_dev *delta = dev_get_drvdata(dev);  in delta_runtime_resume()  local
1939 	if (delta->clk_delta)  in delta_runtime_resume()
1940 		if (clk_prepare_enable(delta->clk_delta))  in delta_runtime_resume()