diff options
Diffstat (limited to 'drivers/video/tegra/host/bus_client.c')
| -rw-r--r-- | drivers/video/tegra/host/bus_client.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/video/tegra/host/bus_client.c b/drivers/video/tegra/host/bus_client.c index a3dc3781f81c..272e0c9f2efb 100644 --- a/drivers/video/tegra/host/bus_client.c +++ b/drivers/video/tegra/host/bus_client.c @@ -540,18 +540,23 @@ int nvhost_client_user_init(struct nvhost_device *dev) int err, devno; struct nvhost_channel *ch = dev->channel; + err = alloc_chrdev_region(&devno, 0, 1, IFACE_NAME); + if (err < 0) { + dev_err(&dev->dev, "failed to allocate devno\n"); + goto fail; + } cdev_init(&ch->cdev, &nvhost_channelops); ch->cdev.owner = THIS_MODULE; - devno = MKDEV(nvhost_major, nvhost_minor + dev->index); err = cdev_add(&ch->cdev, devno, 1); if (err < 0) { dev_err(&dev->dev, "failed to add chan %i cdev\n", dev->index); goto fail; } - ch->node = device_create(nvhost_get_host(dev)->nvhost_class, NULL, devno, NULL, + ch->node = device_create(nvhost_get_host(dev)->nvhost_class, + NULL, devno, NULL, IFACE_NAME "-%s", dev->name); if (IS_ERR(ch->node)) { err = PTR_ERR(ch->node); |