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path: root/drivers/media/video/cafe_ccic.c
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Diffstat (limited to 'drivers/media/video/cafe_ccic.c')
-rw-r--r--drivers/media/video/cafe_ccic.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/media/video/cafe_ccic.c b/drivers/media/video/cafe_ccic.c
index c149b7d712e5..fc9497bdd322 100644
--- a/drivers/media/video/cafe_ccic.c
+++ b/drivers/media/video/cafe_ccic.c
@@ -19,6 +19,7 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/fs.h>
+#include <linux/mm.h>
#include <linux/pci.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>
@@ -1475,9 +1476,12 @@ static int cafe_v4l_open(struct inode *inode, struct file *filp)
{
struct cafe_camera *cam;
+ lock_kernel();
cam = cafe_find_dev(iminor(inode));
- if (cam == NULL)
+ if (cam == NULL) {
+ unlock_kernel();
return -ENODEV;
+ }
filp->private_data = cam;
mutex_lock(&cam->s_mutex);
@@ -1489,6 +1493,7 @@ static int cafe_v4l_open(struct inode *inode, struct file *filp)
}
(cam->users)++;
mutex_unlock(&cam->s_mutex);
+ unlock_kernel();
return 0;
}
@@ -2091,15 +2096,8 @@ static int cafe_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
int ret;
- u16 classword;
struct cafe_camera *cam;
- /*
- * Make sure we have a camera here - we'll get calls for
- * the other cafe devices as well.
- */
- pci_read_config_word(pdev, PCI_CLASS_DEVICE, &classword);
- if (classword != PCI_CLASS_MULTIMEDIA_VIDEO)
- return -ENODEV;
+
/*
* Start putting together one of our big camera structures.
*/
@@ -2287,8 +2285,8 @@ static int cafe_pci_resume(struct pci_dev *pdev)
static struct pci_device_id cafe_ids[] = {
- { PCI_DEVICE(0x11ab, 0x4100) }, /* Eventual real ID */
- { PCI_DEVICE(0x11ab, 0x4102) }, /* Really eventual real ID */
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL,
+ PCI_DEVICE_ID_MARVELL_88ALP01_CCIC) },
{ 0, }
};