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path: root/drivers/media/video/cx18/cx18-driver.c
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Diffstat (limited to 'drivers/media/video/cx18/cx18-driver.c')
-rw-r--r--drivers/media/video/cx18/cx18-driver.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/media/video/cx18/cx18-driver.c b/drivers/media/video/cx18/cx18-driver.c
index 2befa3819cd..7874d9790a5 100644
--- a/drivers/media/video/cx18/cx18-driver.c
+++ b/drivers/media/video/cx18/cx18-driver.c
@@ -449,6 +449,14 @@ static int __devinit cx18_init_struct1(struct cx18 *cx)
spin_lock_init(&cx->lock);
+ cx->work_queue = create_singlethread_workqueue(cx->name);
+ if (cx->work_queue == NULL) {
+ CX18_ERR("Could not create work queue\n");
+ return -1;
+ }
+
+ INIT_WORK(&cx->work, cx18_work_handler);
+
/* start counting open_id at 1 */
cx->open_id = 1;
@@ -831,6 +839,7 @@ free_map:
free_mem:
release_mem_region(cx->base_addr, CX18_MEM_SIZE);
free_workqueue:
+ destroy_workqueue(cx->work_queue);
err:
if (retval == 0)
retval = -ENODEV;
@@ -931,6 +940,9 @@ static void cx18_remove(struct pci_dev *pci_dev)
cx18_halt_firmware(cx);
+ flush_workqueue(cx->work_queue);
+ destroy_workqueue(cx->work_queue);
+
cx18_streams_cleanup(cx, 1);
exit_cx18_i2c(cx);