diff options
| author | Ankit Agrawal <ankita@nvidia.com> | 2024-02-20 14:50:53 +0300 |
|---|---|---|
| committer | Alex Williamson <alex.williamson@redhat.com> | 2024-02-22 22:20:20 +0300 |
| commit | 4de676d494cd8fb2b4c65e58c19ebbdb36673957 (patch) | |
| tree | 2fd965f4b13d5de81aed87a62fd9fa14a6fd49f2 /include/linux | |
| parent | 77943f4d2de0c5fa284013b97967e6c271c04310 (diff) | |
| download | linux-4de676d494cd8fb2b4c65e58c19ebbdb36673957.tar.xz | |
vfio/pci: rename and export do_io_rw()
do_io_rw() is used to read/write to the device MMIO. The grace hopper
VFIO PCI variant driver require this functionality to read/write to
its memory.
Rename this as vfio_pci_core functions and export as GPL.
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Yishai Hadas <yishaih@nvidia.com>
Signed-off-by: Ankit Agrawal <ankita@nvidia.com>
Link: https://lore.kernel.org/r/20240220115055.23546-2-ankita@nvidia.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/vfio_pci_core.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/vfio_pci_core.h b/include/linux/vfio_pci_core.h index 85e84b92751b..cf9480a31f3e 100644 --- a/include/linux/vfio_pci_core.h +++ b/include/linux/vfio_pci_core.h @@ -130,7 +130,10 @@ void vfio_pci_core_finish_enable(struct vfio_pci_core_device *vdev); int vfio_pci_core_setup_barmap(struct vfio_pci_core_device *vdev, int bar); pci_ers_result_t vfio_pci_core_aer_err_detected(struct pci_dev *pdev, pci_channel_state_t state); - +ssize_t vfio_pci_core_do_io_rw(struct vfio_pci_core_device *vdev, bool test_mem, + void __iomem *io, char __user *buf, + loff_t off, size_t count, size_t x_start, + size_t x_end, bool iswrite); #define VFIO_IOWRITE_DECLATION(size) \ int vfio_pci_core_iowrite##size(struct vfio_pci_core_device *vdev, \ bool test_mem, u##size val, void __iomem *io); |