diff options
| author | Hans Verkuil <hans.verkuil@cisco.com> | 2015-03-09 13:34:01 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-04-02 23:35:01 -0300 |
| commit | e239129ca7c5aa1791fa66528bfdd43854cf0d48 (patch) | |
| tree | 5590665ec6568fc6654c0da5829ec6e219a6ab94 /drivers | |
| parent | f91fccde35cd41b085756b134d94b6f87ed1c94e (diff) | |
[media] meye: embed video_device
Embed the video_device struct to simplify the error handling and in
order to (eventually) get rid of video_device_alloc/release.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/pci/meye/meye.c | 21 | ||||
| -rw-r--r-- | drivers/media/pci/meye/meye.h | 2 |
2 files changed, 8 insertions, 15 deletions
diff --git a/drivers/media/pci/meye/meye.c b/drivers/media/pci/meye/meye.c index 9d9f90cb7740..ba887e8e1b17 100644 --- a/drivers/media/pci/meye/meye.c +++ b/drivers/media/pci/meye/meye.c @@ -1546,7 +1546,7 @@ static struct video_device meye_template = { .name = "meye", .fops = &meye_fops, .ioctl_ops = &meye_ioctl_ops, - .release = video_device_release, + .release = video_device_release_empty, }; static const struct v4l2_ctrl_ops meye_ctrl_ops = { @@ -1623,7 +1623,7 @@ static int meye_probe(struct pci_dev *pcidev, const struct pci_device_id *ent) if (meye.mchip_dev != NULL) { printk(KERN_ERR "meye: only one device allowed!\n"); - goto outnotdev; + return ret; } ret = v4l2_device_register(&pcidev->dev, v4l2_dev); @@ -1633,11 +1633,6 @@ static int meye_probe(struct pci_dev *pcidev, const struct pci_device_id *ent) } ret = -ENOMEM; meye.mchip_dev = pcidev; - meye.vdev = video_device_alloc(); - if (!meye.vdev) { - v4l2_err(v4l2_dev, "video_device_alloc() failed!\n"); - goto outnotdev; - } meye.grab_temp = vmalloc(MCHIP_NB_PAGES_MJPEG * PAGE_SIZE); if (!meye.grab_temp) { @@ -1658,8 +1653,8 @@ static int meye_probe(struct pci_dev *pcidev, const struct pci_device_id *ent) goto outkfifoalloc2; } - memcpy(meye.vdev, &meye_template, sizeof(meye_template)); - meye.vdev->v4l2_dev = &meye.v4l2_dev; + meye.vdev = meye_template; + meye.vdev.v4l2_dev = &meye.v4l2_dev; ret = -EIO; if ((ret = sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERA, 1))) { @@ -1743,9 +1738,9 @@ static int meye_probe(struct pci_dev *pcidev, const struct pci_device_id *ent) } v4l2_ctrl_handler_setup(&meye.hdl); - meye.vdev->ctrl_handler = &meye.hdl; + meye.vdev.ctrl_handler = &meye.hdl; - if (video_register_device(meye.vdev, VFL_TYPE_GRABBER, + if (video_register_device(&meye.vdev, VFL_TYPE_GRABBER, video_nr) < 0) { v4l2_err(v4l2_dev, "video_register_device failed\n"); goto outvideoreg; @@ -1777,14 +1772,12 @@ outkfifoalloc2: outkfifoalloc1: vfree(meye.grab_temp); outvmalloc: - video_device_release(meye.vdev); -outnotdev: return ret; } static void meye_remove(struct pci_dev *pcidev) { - video_unregister_device(meye.vdev); + video_unregister_device(&meye.vdev); mchip_hic_stop(); diff --git a/drivers/media/pci/meye/meye.h b/drivers/media/pci/meye/meye.h index 6fed9274cfa5..751be5e533c7 100644 --- a/drivers/media/pci/meye/meye.h +++ b/drivers/media/pci/meye/meye.h @@ -311,7 +311,7 @@ struct meye { struct kfifo doneq; /* queue for grabbed buffers */ spinlock_t doneq_lock; /* lock protecting the queue */ wait_queue_head_t proc_list; /* wait queue */ - struct video_device *vdev; /* video device parameters */ + struct video_device vdev; /* video device parameters */ u16 brightness; u16 hue; u16 contrast; |