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path: root/drivers/media/platform/davinci/vpif_display.c
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Diffstat (limited to 'drivers/media/platform/davinci/vpif_display.c')
-rw-r--r--drivers/media/platform/davinci/vpif_display.c29
1 files changed, 22 insertions, 7 deletions
diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c
index 0f324055cc9f..3517487d9760 100644
--- a/drivers/media/platform/davinci/vpif_display.c
+++ b/drivers/media/platform/davinci/vpif_display.c
@@ -586,10 +586,10 @@ static int vpif_querycap(struct file *file, void *priv,
cap->device_caps = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_STREAMING;
cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
- strlcpy(cap->driver, VPIF_DRIVER_NAME, sizeof(cap->driver));
+ strscpy(cap->driver, VPIF_DRIVER_NAME, sizeof(cap->driver));
snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
dev_name(vpif_dev));
- strlcpy(cap->card, config->card_name, sizeof(cap->card));
+ strscpy(cap->card, config->card_name, sizeof(cap->card));
return 0;
}
@@ -602,7 +602,8 @@ static int vpif_enum_fmt_vid_out(struct file *file, void *priv,
/* Fill in the information about format */
fmt->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
- strcpy(fmt->description, "YCbCr4:2:2 YC Planar");
+ strscpy(fmt->description, "YCbCr4:2:2 YC Planar",
+ sizeof(fmt->description));
fmt->pixelformat = V4L2_PIX_FMT_YUV422P;
fmt->flags = 0;
return 0;
@@ -1209,7 +1210,7 @@ static int vpif_probe_complete(void)
/* Initialize the video_device structure */
vdev = &ch->video_dev;
- strlcpy(vdev->name, VPIF_DRIVER_NAME, sizeof(vdev->name));
+ strscpy(vdev->name, VPIF_DRIVER_NAME, sizeof(vdev->name));
vdev->release = video_device_release_empty;
vdev->fops = &vpif_fops;
vdev->ioctl_ops = &vpif_ioctl_ops;
@@ -1299,6 +1300,8 @@ static __init int vpif_probe(struct platform_device *pdev)
goto vpif_unregister;
}
+ v4l2_async_notifier_init(&vpif_obj.notifier);
+
if (!vpif_obj.config->asd_sizes) {
i2c_adap = i2c_get_adapter(vpif_obj.config->i2c_adapter_id);
for (i = 0; i < subdev_count; i++) {
@@ -1322,20 +1325,27 @@ static __init int vpif_probe(struct platform_device *pdev)
goto probe_subdev_out;
}
} else {
- vpif_obj.notifier.subdevs = vpif_obj.config->asd;
- vpif_obj.notifier.num_subdevs = vpif_obj.config->asd_sizes[0];
+ for (i = 0; i < vpif_obj.config->asd_sizes[0]; i++) {
+ err = v4l2_async_notifier_add_subdev(
+ &vpif_obj.notifier, vpif_obj.config->asd[i]);
+ if (err)
+ goto probe_cleanup;
+ }
+
vpif_obj.notifier.ops = &vpif_async_ops;
err = v4l2_async_notifier_register(&vpif_obj.v4l2_dev,
&vpif_obj.notifier);
if (err) {
vpif_err("Error registering async notifier\n");
err = -EINVAL;
- goto probe_subdev_out;
+ goto probe_cleanup;
}
}
return 0;
+probe_cleanup:
+ v4l2_async_notifier_cleanup(&vpif_obj.notifier);
probe_subdev_out:
kfree(vpif_obj.sd);
vpif_unregister:
@@ -1354,6 +1364,11 @@ static int vpif_remove(struct platform_device *device)
struct channel_obj *ch;
int i;
+ if (vpif_obj.config->asd_sizes) {
+ v4l2_async_notifier_unregister(&vpif_obj.notifier);
+ v4l2_async_notifier_cleanup(&vpif_obj.notifier);
+ }
+
v4l2_device_unregister(&vpif_obj.v4l2_dev);
kfree(vpif_obj.sd);