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vfio/mdev: Remove mdev_parent_ops

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The last useful member in this struct is the supported_type_groups, move
it to the mdev_driver and delete mdev_parent_ops.

Replace it with mdev_driver as an argument to mdev_register_device()

Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20220411141403.86980-33-hch@lst.de
Reviewed-by: Kirti Wankhede <kwankhede@nvidia.com>
Reviewed-by: Zhi Wang <zhi.a.wang@intel.com>
This commit is contained in:
Jason Gunthorpe
2022-04-11 16:14:01 +02:00
committed by Zhi Wang
parent e6486939d8
commit 6b42f491e1
11 changed files with 28 additions and 92 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
samples/vfio-mdev/mbochs.c
View File

@@ -1412,12 +1412,7 @@ static struct mdev_driver mbochs_driver = {
},
.probe = mbochs_probe,
.remove = mbochs_remove,
};
static const struct mdev_parent_ops mdev_fops = {
.owner = THIS_MODULE,
.device_driver = &mbochs_driver,
.supported_type_groups = mdev_type_groups,
.supported_type_groups = mdev_type_groups,
};
static const struct file_operations vd_fops = {
@@ -1462,7 +1457,7 @@ static int __init mbochs_dev_init(void)
if (ret)
goto err_class;
ret = mdev_register_device(&mbochs_dev, &mdev_fops);
ret = mdev_register_device(&mbochs_dev, &mbochs_driver);
if (ret)
goto err_device;

9
samples/vfio-mdev/mdpy.c
View File

@@ -723,12 +723,7 @@ static struct mdev_driver mdpy_driver = {
},
.probe = mdpy_probe,
.remove = mdpy_remove,
};
static const struct mdev_parent_ops mdev_fops = {
.owner = THIS_MODULE,
.device_driver = &mdpy_driver,
.supported_type_groups = mdev_type_groups,
.supported_type_groups = mdev_type_groups,
};
static const struct file_operations vd_fops = {
@@ -771,7 +766,7 @@ static int __init mdpy_dev_init(void)
if (ret)
goto err_class;
ret = mdev_register_device(&mdpy_dev, &mdev_fops);
ret = mdev_register_device(&mdpy_dev, &mdpy_driver);
if (ret)
goto err_device;

9
samples/vfio-mdev/mtty.c
View File

@@ -1301,12 +1301,7 @@ static struct mdev_driver mtty_driver = {
},
.probe = mtty_probe,
.remove = mtty_remove,
};
static const struct mdev_parent_ops mdev_fops = {
.owner = THIS_MODULE,
.device_driver = &mtty_driver,
.supported_type_groups = mdev_type_groups,
.supported_type_groups = mdev_type_groups,
};
static void mtty_device_release(struct device *dev)
@@ -1357,7 +1352,7 @@ static int __init mtty_dev_init(void)
if (ret)
goto err_class;
ret = mdev_register_device(&mtty_dev.dev, &mdev_fops);
ret = mdev_register_device(&mtty_dev.dev, &mtty_driver);
if (ret)
goto err_device;
return 0;