From 2773b0e9baa68beed1f93d04a8ae8ca04b35a60d Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Fri, 5 Feb 2016 08:35:50 -0200 Subject: [PATCH] [media] add media controller support to videobuf2-dvb Allow devices to pass an optional argument to register the DVB driver at the media controller. Signed-off-by: Mauro Carvalho Chehab --- drivers/media/pci/cx23885/cx23885-dvb.c | 3 ++- drivers/media/pci/cx88/cx88-dvb.c | 3 ++- drivers/media/pci/netup_unidvb/netup_unidvb_core.c | 4 ++-- drivers/media/pci/saa7134/saa7134-dvb.c | 2 +- drivers/media/v4l2-core/videobuf2-dvb.c | 13 +++++++++++-- include/media/videobuf2-dvb.h | 5 +++++ 6 files changed, 23 insertions(+), 7 deletions(-) diff --git a/drivers/media/pci/cx23885/cx23885-dvb.c b/drivers/media/pci/cx23885/cx23885-dvb.c index 80319bb..5131c9f 100644 --- a/drivers/media/pci/cx23885/cx23885-dvb.c +++ b/drivers/media/pci/cx23885/cx23885-dvb.c @@ -2301,7 +2301,8 @@ static int dvb_register(struct cx23885_tsport *port) /* register everything */ ret = vb2_dvb_register_bus(&port->frontends, THIS_MODULE, port, - &dev->pci->dev, adapter_nr, mfe_shared); + &dev->pci->dev, NULL, + adapter_nr, mfe_shared); if (ret) goto frontend_detach; diff --git a/drivers/media/pci/cx88/cx88-dvb.c b/drivers/media/pci/cx88/cx88-dvb.c index afb2075..851d2a9 100644 --- a/drivers/media/pci/cx88/cx88-dvb.c +++ b/drivers/media/pci/cx88/cx88-dvb.c @@ -1642,7 +1642,8 @@ static int dvb_register(struct cx8802_dev *dev) /* register everything */ res = vb2_dvb_register_bus(&dev->frontends, THIS_MODULE, dev, - &dev->pci->dev, adapter_nr, mfe_shared); + &dev->pci->dev, NULL, adapter_nr, + mfe_shared); if (res) goto frontend_detach; return res; diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c index c94cecd..2b667b3 100644 --- a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c @@ -462,8 +462,8 @@ static int netup_unidvb_dvb_init(struct netup_unidvb_dev *ndev, } if (vb2_dvb_register_bus(&ndev->frontends[num], - THIS_MODULE, NULL, - &ndev->pci_dev->dev, adapter_nr, 1)) { + THIS_MODULE, NULL, + &ndev->pci_dev->dev, NULL, adapter_nr, 1)) { dev_dbg(&ndev->pci_dev->dev, "%s(): unable to register DVB bus %d\n", __func__, num); diff --git a/drivers/media/pci/saa7134/saa7134-dvb.c b/drivers/media/pci/saa7134/saa7134-dvb.c index 101ba87..ed84f7d 100644 --- a/drivers/media/pci/saa7134/saa7134-dvb.c +++ b/drivers/media/pci/saa7134/saa7134-dvb.c @@ -1884,7 +1884,7 @@ static int dvb_init(struct saa7134_dev *dev) /* register everything else */ ret = vb2_dvb_register_bus(&dev->frontends, THIS_MODULE, dev, - &dev->pci->dev, adapter_nr, 0); + &dev->pci->dev, NULL, adapter_nr, 0); /* this sequence is necessary to make the tda1004x load its firmware * and to enter analog mode of hybrid boards diff --git a/drivers/media/v4l2-core/videobuf2-dvb.c b/drivers/media/v4l2-core/videobuf2-dvb.c index d092698..9f38b42 100644 --- a/drivers/media/v4l2-core/videobuf2-dvb.c +++ b/drivers/media/v4l2-core/videobuf2-dvb.c @@ -77,6 +77,7 @@ static int vb2_dvb_register_adapter(struct vb2_dvb_frontends *fe, struct module *module, void *adapter_priv, struct device *device, + struct media_device *mdev, char *adapter_name, short *adapter_nr, int mfe_shared) @@ -94,7 +95,10 @@ static int vb2_dvb_register_adapter(struct vb2_dvb_frontends *fe, } fe->adapter.priv = adapter_priv; fe->adapter.mfe_shared = mfe_shared; - +#ifdef CONFIG_MEDIA_CONTROLLER_DVB + if (mdev) + fe->adapter.mdev = mdev; +#endif return result; } @@ -193,6 +197,7 @@ int vb2_dvb_register_bus(struct vb2_dvb_frontends *f, struct module *module, void *adapter_priv, struct device *device, + struct media_device *mdev, short *adapter_nr, int mfe_shared) { @@ -207,7 +212,7 @@ int vb2_dvb_register_bus(struct vb2_dvb_frontends *f, } /* Bring up the adapter */ - res = vb2_dvb_register_adapter(f, module, adapter_priv, device, + res = vb2_dvb_register_adapter(f, module, adapter_priv, device, mdev, fe->dvb.name, adapter_nr, mfe_shared); if (res < 0) { pr_warn("vb2_dvb_register_adapter failed (errno = %d)\n", res); @@ -224,7 +229,11 @@ int vb2_dvb_register_bus(struct vb2_dvb_frontends *f, fe->dvb.name, res); goto err; } + res = dvb_create_media_graph(&f->adapter, false); + if (res < 0) + goto err; } + mutex_unlock(&f->lock); return 0; diff --git a/include/media/videobuf2-dvb.h b/include/media/videobuf2-dvb.h index 5b64c9e..87b5590 100644 --- a/include/media/videobuf2-dvb.h +++ b/include/media/videobuf2-dvb.h @@ -8,6 +8,10 @@ #include #include + +/* We don't actually need to include media-device.h here */ +struct media_device; + /* * TODO: This header file should be replaced with videobuf2-core.h * Currently, vb2_thread is not a stuff of videobuf2-core, @@ -50,6 +54,7 @@ int vb2_dvb_register_bus(struct vb2_dvb_frontends *f, struct module *module, void *adapter_priv, struct device *device, + struct media_device *mdev, short *adapter_nr, int mfe_shared); -- 2.7.4