Cleanup disrecommended usage and docs.
Signed-off-by: Alex Williamson
---
Documentation/driver-api/vfio-mediated-device.rst | 19 ++-
Documentation/driver-api/vfio.rst |4 -
drivers/s390/cio/vfio_ccw_cp.h| 13 +-
drivers/s390/cio/vfio_ccw_private.h | 14 +-
drivers/s390/crypto/vfio_ap_private.h |2
drivers/vfio/fsl-mc/vfio_fsl_mc_private.h |7 +
drivers/vfio/pci/vfio_pci_private.h | 66 +--
drivers/vfio/platform/vfio_platform_private.h | 31 +++--
include/linux/vfio.h | 122 ++---
9 files changed, 130 insertions(+), 148 deletions(-)
diff --git a/Documentation/driver-api/vfio-mediated-device.rst
b/Documentation/driver-api/vfio-mediated-device.rst
index 25eb7d5b834b..7685ef582f7a 100644
--- a/Documentation/driver-api/vfio-mediated-device.rst
+++ b/Documentation/driver-api/vfio-mediated-device.rst
@@ -115,12 +115,11 @@ to register and unregister itself with the core driver:
* Register::
-extern int mdev_register_driver(struct mdev_driver *drv,
- struct module *owner);
+int mdev_register_driver(struct mdev_driver *drv, struct module *owner);
* Unregister::
-extern void mdev_unregister_driver(struct mdev_driver *drv);
+void mdev_unregister_driver(struct mdev_driver *drv);
The mediated bus driver is responsible for adding mediated devices to the VFIO
group when devices are bound to the driver and removing mediated devices from
@@ -162,13 +161,13 @@ The callbacks in the mdev_parent_ops structure are as
follows:
A driver should use the mdev_parent_ops structure in the function call to
register itself with the mdev core driver::
- extern int mdev_register_device(struct device *dev,
-const struct mdev_parent_ops *ops);
+ int mdev_register_device(struct device *dev,
+ const struct mdev_parent_ops *ops);
However, the mdev_parent_ops structure is not required in the function call
that a driver should use to unregister itself with the mdev core driver::
- extern void mdev_unregister_device(struct device *dev);
+ void mdev_unregister_device(struct device *dev);
Mediated Device Management Interface Through sysfs
@@ -293,11 +292,11 @@ Translation APIs for Mediated Devices
The following APIs are provided for translating user pfn to host pfn in a VFIO
driver::
- extern int vfio_pin_pages(struct device *dev, unsigned long *user_pfn,
- int npage, int prot, unsigned long *phys_pfn);
+ int vfio_pin_pages(struct device *dev, unsigned long *user_pfn,
+ int npage, int prot, unsigned long *phys_pfn);
- extern int vfio_unpin_pages(struct device *dev, unsigned long *user_pfn,
- int npage);
+ int vfio_unpin_pages(struct device *dev, unsigned long *user_pfn,
+int npage);
These functions call back into the back-end IOMMU module by using the pin_pages
and unpin_pages callbacks of the struct vfio_iommu_driver_ops[4]. Currently
diff --git a/Documentation/driver-api/vfio.rst
b/Documentation/driver-api/vfio.rst
index 03e978eb8ec7..e6ba42ca6346 100644
--- a/Documentation/driver-api/vfio.rst
+++ b/Documentation/driver-api/vfio.rst
@@ -252,11 +252,11 @@ into VFIO core. When devices are bound and unbound to
the driver,
the driver should call vfio_add_group_dev() and vfio_del_group_dev()
respectively::
- extern struct vfio_device *vfio_add_group_dev(struct device *dev,
+ struct vfio_device *vfio_add_group_dev(struct device *dev,
const struct vfio_device_ops *ops,
void *device_data);
- extern void *vfio_del_group_dev(struct device *dev);
+ void *vfio_del_group_dev(struct device *dev);
vfio_add_group_dev() indicates to the core to begin tracking the
iommu_group of the specified dev and register the dev as owned by
diff --git a/drivers/s390/cio/vfio_ccw_cp.h b/drivers/s390/cio/vfio_ccw_cp.h
index ba31240ce965..1ea81c4fe630 100644
--- a/drivers/s390/cio/vfio_ccw_cp.h
+++ b/drivers/s390/cio/vfio_ccw_cp.h
@@ -42,12 +42,11 @@ struct channel_program {
struct ccw1 *guest_cp;
};
-extern int cp_init(struct channel_program *cp, struct device *mdev,
- union orb *orb);
-extern void cp_free(struct channel_program *cp);
-extern int cp_prefetch(struct channel_program *cp);
-extern union orb *cp_get_orb(struct channel_program *cp, u32 intparm, u8 lpm);
-extern void cp_update_scsw(struct channel_program *cp, union scsw *scsw);
-extern bool cp_iova_pinned(struct channel_program *cp, u64 iova);
+int cp_init(struct channel_program *cp, struct device *mdev, union orb *orb);
+void cp_free(struct channel_program *cp);
+int