Commit 953e4115 authored by Lubomir Rintel's avatar Lubomir Rintel Committed by Mauro Carvalho Chehab

media: cafe-driver: use drvdata instead of back-casting from v4l2_device

Since commit 95db3a60 ("[media] v4l: Add a media_device pointer
to the v4l2_device structure") the v4l core doesn't insist on using drvdata
itself.  Therefore we can use it ourselves, making things somewhat simpler.
Signed-off-by: default avatarLubomir Rintel <lkundrak@v3.sk>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 17621758
......@@ -497,6 +497,7 @@ static int cafe_pci_probe(struct pci_dev *pdev,
cam = kzalloc(sizeof(struct cafe_camera), GFP_KERNEL);
if (cam == NULL)
goto out;
pci_set_drvdata(pdev, cam);
cam->pdev = pdev;
mcam = &cam->mcam;
mcam->chip_id = MCAM_CAFE;
......@@ -592,8 +593,7 @@ static void cafe_shutdown(struct cafe_camera *cam)
static void cafe_pci_remove(struct pci_dev *pdev)
{
struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev);
struct cafe_camera *cam = to_cam(v4l2_dev);
struct cafe_camera *cam = pci_get_drvdata(pdev);
if (cam == NULL) {
printk(KERN_WARNING "pci_remove on unknown pdev %p\n", pdev);
......@@ -609,8 +609,7 @@ static void cafe_pci_remove(struct pci_dev *pdev)
*/
static int __maybe_unused cafe_pci_suspend(struct device *dev)
{
struct v4l2_device *v4l2_dev = dev_get_drvdata(dev);
struct cafe_camera *cam = to_cam(v4l2_dev);
struct cafe_camera *cam = dev_get_drvdata(dev);
mccic_suspend(&cam->mcam);
return 0;
......@@ -619,8 +618,7 @@ static int __maybe_unused cafe_pci_suspend(struct device *dev)
static int __maybe_unused cafe_pci_resume(struct device *dev)
{
struct v4l2_device *v4l2_dev = dev_get_drvdata(dev);
struct cafe_camera *cam = to_cam(v4l2_dev);
struct cafe_camera *cam = dev_get_drvdata(dev);
cafe_ctlr_init(&cam->mcam);
return mccic_resume(&cam->mcam);
......
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