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| author | Hans Verkuil <hverkuil@xs4all.nl> | 2009-02-07 07:23:40 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-03-30 12:42:41 -0300 |
| commit | ef77a26be1883366bb78741d1808e5c86a14ec76 (patch) | |
| tree | c2230ea68d7615fc47894bbd15ec1403e5b8fd56 /drivers/media | |
| parent | 80b36e0fcfe7520ee92f648148d091ad880ae711 (diff) | |
| download | linux-ef77a26be1883366bb78741d1808e5c86a14ec76.tar.gz linux-ef77a26be1883366bb78741d1808e5c86a14ec76.tar.bz2 linux-ef77a26be1883366bb78741d1808e5c86a14ec76.zip | |
V4L/DVB (10496): saa7146: implement v4l2_device support.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/common/saa7146_core.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/media/common/saa7146_core.c b/drivers/media/common/saa7146_core.c index d599d360da3f..961ad16e1d6f 100644 --- a/drivers/media/common/saa7146_core.c +++ b/drivers/media/common/saa7146_core.c @@ -363,13 +363,16 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent ERR(("out of memory.\n")); goto out; } + err = v4l2_device_register(&pci->dev, &dev->v4l2_dev); + if (err) + goto err_free; DEB_EE(("pci:%p\n",pci)); err = pci_enable_device(pci); if (err < 0) { ERR(("pci_enable_device() failed.\n")); - goto err_free; + goto err_unreg; } /* enable bus-mastering */ @@ -452,8 +455,6 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent INFO(("found saa7146 @ mem %p (revision %d, irq %d) (0x%04x,0x%04x).\n", dev->mem, dev->revision, pci->irq, pci->subsystem_vendor, pci->subsystem_device)); dev->ext = ext; - pci_set_drvdata(pci, dev); - mutex_init(&dev->lock); spin_lock_init(&dev->int_slock); spin_lock_init(&dev->slock); @@ -477,7 +478,7 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent if (ext->attach(dev, pci_ext)) { DEB_D(("ext->attach() failed for %p. skipping device.\n",dev)); - goto err_unprobe; + goto err_free_i2c; } INIT_LIST_HEAD(&dev->item); @@ -488,8 +489,6 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent out: return err; -err_unprobe: - pci_set_drvdata(pci, NULL); err_free_i2c: pci_free_consistent(pci, SAA7146_RPS_MEM, dev->d_i2c.cpu_addr, dev->d_i2c.dma_handle); @@ -507,6 +506,8 @@ err_release: pci_release_region(pci, 0); err_disable: pci_disable_device(pci); +err_unreg: + v4l2_device_unregister(&dev->v4l2_dev); err_free: kfree(dev); goto out; @@ -514,7 +515,8 @@ err_free: static void saa7146_remove_one(struct pci_dev *pdev) { - struct saa7146_dev* dev = pci_get_drvdata(pdev); + struct v4l2_device *v4l2_dev = pci_get_drvdata(pdev); + struct saa7146_dev *dev = container_of(v4l2_dev, struct saa7146_dev, v4l2_dev); struct { void *addr; dma_addr_t dma; @@ -528,6 +530,7 @@ static void saa7146_remove_one(struct pci_dev *pdev) DEB_EE(("dev:%p\n",dev)); dev->ext->detach(dev); + v4l2_device_unregister(&dev->v4l2_dev); /* shut down all video dma transfers */ saa7146_write(dev, MC1, 0x00ff0000); |