Lines Matching full:m2m
50 struct mxc_isi_m2m *m2m; member
52 /* Protects the m2m vb2 queues */
91 * V4L2 M2M device operations
96 struct mxc_isi_m2m *m2m = &pipe->isi->m2m; in mxc_isi_m2m_frame_write_done() local
100 ctx = v4l2_m2m_get_curr_priv(m2m->m2m_dev); in mxc_isi_m2m_frame_write_done()
102 dev_err(m2m->isi->dev, in mxc_isi_m2m_frame_write_done()
118 v4l2_m2m_job_finish(m2m->m2m_dev, ctx->fh.m2m_ctx); in mxc_isi_m2m_frame_write_done()
124 struct mxc_isi_m2m *m2m = ctx->m2m; in mxc_isi_m2m_device_run() local
128 mxc_isi_channel_disable(m2m->pipe); in mxc_isi_m2m_device_run()
130 mutex_lock(&m2m->lock); in mxc_isi_m2m_device_run()
133 if (m2m->last_ctx != ctx) { in mxc_isi_m2m_device_run()
147 mxc_isi_channel_config(m2m->pipe, MXC_ISI_INPUT_MEM, in mxc_isi_m2m_device_run()
151 mxc_isi_channel_set_input_format(m2m->pipe, in mxc_isi_m2m_device_run()
154 mxc_isi_channel_set_output_format(m2m->pipe, in mxc_isi_m2m_device_run()
158 m2m->last_ctx = ctx; in mxc_isi_m2m_device_run()
161 mutex_unlock(&m2m->lock); in mxc_isi_m2m_device_run()
164 mxc_isi_channel_set_alpha(m2m->pipe, ctx->ctrls.alpha); in mxc_isi_m2m_device_run()
165 mxc_isi_channel_set_flip(m2m->pipe, ctx->ctrls.hflip, ctx->ctrls.vflip); in mxc_isi_m2m_device_run()
174 mxc_isi_channel_set_inbuf(m2m->pipe, src_buf->dma_addrs[0]); in mxc_isi_m2m_device_run()
175 mxc_isi_channel_set_outbuf(m2m->pipe, dst_buf->dma_addrs, MXC_ISI_BUF1); in mxc_isi_m2m_device_run()
176 mxc_isi_channel_set_outbuf(m2m->pipe, dst_buf->dma_addrs, MXC_ISI_BUF2); in mxc_isi_m2m_device_run()
178 mxc_isi_channel_enable(m2m->pipe); in mxc_isi_m2m_device_run()
180 mxc_isi_channel_m2m_start(m2m->pipe); in mxc_isi_m2m_device_run()
226 return mxc_isi_video_buffer_prepare(ctx->m2m->isi, vb2, qdata->info, in mxc_isi_m2m_vb2_buffer_prepare()
282 struct mxc_isi_m2m *m2m = ctx->m2m; in mxc_isi_m2m_queue_init() local
293 src_vq->dev = m2m->isi->dev; in mxc_isi_m2m_queue_init()
307 dst_vq->dev = m2m->isi->dev; in mxc_isi_m2m_queue_init()
422 return mxc_isi_format_try(ctx->m2m->pipe, pix, type); in __mxc_isi_m2m_try_fmt_vid()
493 struct mxc_isi_m2m *m2m = ctx->m2m; in mxc_isi_m2m_streamon() local
498 mutex_lock(&m2m->lock); in mxc_isi_m2m_streamon()
500 if (m2m->usage_count == INT_MAX) { in mxc_isi_m2m_streamon()
511 * the M2M device. in mxc_isi_m2m_streamon()
513 if (m2m->usage_count == 0) { in mxc_isi_m2m_streamon()
514 ret = mxc_isi_channel_acquire(m2m->pipe, in mxc_isi_m2m_streamon()
520 mxc_isi_channel_get(m2m->pipe); in mxc_isi_m2m_streamon()
523 m2m->usage_count++; in mxc_isi_m2m_streamon()
530 ret = mxc_isi_channel_chain(m2m->pipe, bypass); in mxc_isi_m2m_streamon()
534 m2m->chained_count++; in mxc_isi_m2m_streamon()
542 mutex_unlock(&m2m->lock); in mxc_isi_m2m_streamon()
546 mutex_lock(&m2m->lock); in mxc_isi_m2m_streamon()
553 if (ctx->chained && --m2m->chained_count == 0) in mxc_isi_m2m_streamon()
554 mxc_isi_channel_unchain(m2m->pipe); in mxc_isi_m2m_streamon()
558 if (--m2m->usage_count == 0) { in mxc_isi_m2m_streamon()
559 mxc_isi_channel_put(m2m->pipe); in mxc_isi_m2m_streamon()
560 mxc_isi_channel_release(m2m->pipe); in mxc_isi_m2m_streamon()
564 mutex_unlock(&m2m->lock); in mxc_isi_m2m_streamon()
572 struct mxc_isi_m2m *m2m = ctx->m2m; in mxc_isi_m2m_streamoff() local
576 mutex_lock(&m2m->lock); in mxc_isi_m2m_streamoff()
582 if (m2m->last_ctx == ctx) in mxc_isi_m2m_streamoff()
583 m2m->last_ctx = NULL; in mxc_isi_m2m_streamoff()
586 if (ctx->chained && --m2m->chained_count == 0) in mxc_isi_m2m_streamoff()
587 mxc_isi_channel_unchain(m2m->pipe); in mxc_isi_m2m_streamoff()
591 if (--m2m->usage_count == 0) { in mxc_isi_m2m_streamoff()
592 mxc_isi_channel_disable(m2m->pipe); in mxc_isi_m2m_streamoff()
593 mxc_isi_channel_put(m2m->pipe); in mxc_isi_m2m_streamoff()
594 mxc_isi_channel_release(m2m->pipe); in mxc_isi_m2m_streamoff()
597 WARN_ON(m2m->usage_count < 0); in mxc_isi_m2m_streamoff()
599 mutex_unlock(&m2m->lock); in mxc_isi_m2m_streamoff()
643 qdata->info = mxc_isi_format_try(ctx->m2m->pipe, &qdata->format, type); in mxc_isi_m2m_init_format()
649 struct mxc_isi_m2m *m2m = video_drvdata(file); in mxc_isi_m2m_open() local
657 ctx->m2m = m2m; in mxc_isi_m2m_open()
663 ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(m2m->m2m_dev, ctx, in mxc_isi_m2m_open()
678 ret = pm_runtime_resume_and_get(m2m->isi->dev); in mxc_isi_m2m_open()
699 struct mxc_isi_m2m *m2m = video_drvdata(file); in mxc_isi_m2m_release() local
711 pm_runtime_put(m2m->isi->dev); in mxc_isi_m2m_release()
731 struct mxc_isi_m2m *m2m = &isi->m2m; in mxc_isi_m2m_register() local
732 struct video_device *vdev = &m2m->vdev; in mxc_isi_m2m_register()
736 m2m->isi = isi; in mxc_isi_m2m_register()
737 m2m->pipe = &isi->pipes[0]; in mxc_isi_m2m_register()
739 mutex_init(&m2m->lock); in mxc_isi_m2m_register()
742 snprintf(vdev->name, sizeof(vdev->name), "mxc_isi.m2m"); in mxc_isi_m2m_register()
752 video_set_drvdata(vdev, m2m); in mxc_isi_m2m_register()
754 /* Create the M2M device. */ in mxc_isi_m2m_register()
755 m2m->m2m_dev = v4l2_m2m_init(&mxc_isi_m2m_ops); in mxc_isi_m2m_register()
756 if (IS_ERR(m2m->m2m_dev)) { in mxc_isi_m2m_register()
757 dev_err(isi->dev, "failed to initialize m2m device\n"); in mxc_isi_m2m_register()
758 ret = PTR_ERR(m2m->m2m_dev); in mxc_isi_m2m_register()
765 dev_err(isi->dev, "failed to register m2m device\n"); in mxc_isi_m2m_register()
771 * v4l2_m2m_register_media_controller() as the M2M interface needs to in mxc_isi_m2m_register()
776 * core for M2M devices, is used as the source I/O entity in the in mxc_isi_m2m_register()
785 m2m->pad.flags = MEDIA_PAD_FL_SOURCE; in mxc_isi_m2m_register()
788 ret = media_entity_pads_init(&vdev->entity, 1, &m2m->pad); in mxc_isi_m2m_register()
797 &m2m->isi->crossbar.sd.entity, in mxc_isi_m2m_register()
798 m2m->isi->crossbar.num_sinks - 1, in mxc_isi_m2m_register()
804 m2m->intf = media_devnode_create(v4l2_dev->mdev, MEDIA_INTF_T_V4L_VIDEO, in mxc_isi_m2m_register()
806 if (!m2m->intf) { in mxc_isi_m2m_register()
811 link = media_create_intf_link(&vdev->entity, &m2m->intf->intf, in mxc_isi_m2m_register()
819 link = media_create_intf_link(&m2m->pipe->video.vdev.entity, in mxc_isi_m2m_register()
820 &m2m->intf->intf, in mxc_isi_m2m_register()
831 media_devnode_remove(m2m->intf); in mxc_isi_m2m_register()
839 v4l2_m2m_release(m2m->m2m_dev); in mxc_isi_m2m_register()
841 mutex_destroy(&m2m->lock); in mxc_isi_m2m_register()
847 struct mxc_isi_m2m *m2m = &isi->m2m; in mxc_isi_m2m_unregister() local
848 struct video_device *vdev = &m2m->vdev; in mxc_isi_m2m_unregister()
852 v4l2_m2m_release(m2m->m2m_dev); in mxc_isi_m2m_unregister()
853 media_devnode_remove(m2m->intf); in mxc_isi_m2m_unregister()
855 mutex_destroy(&m2m->lock); in mxc_isi_m2m_unregister()