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vfio/pci: Remove #ifdef iowrite64 and #ifdef ioread64

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Remove the #ifdef iowrite64 and #ifdef ioread64 checks around calls to
64 bit IO access. Since default implementations have been enabled, the
checks are not required.

Signed-off-by: Ramesh Thomas <ramesh.thomas@intel.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20241210131938.303500-3-ramesh.thomas@intel.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Ramesh Thomas 2024-12-10 05:19:38 -08:00 committed by Alex Williamson
parent 2b938e3db3
commit b44a06bd28
1 changed files with 0 additions and 12 deletions
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12
drivers/vfio/pci/vfio_pci_rdwr.c
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@ -62,9 +62,7 @@ EXPORT_SYMBOL_GPL(vfio_pci_core_iowrite##size);
VFIO_IOWRITE(8)
VFIO_IOWRITE(16)
VFIO_IOWRITE(32)
#ifdef iowrite64
VFIO_IOWRITE(64)
#endif
#define VFIO_IOREAD(size) \
int vfio_pci_core_ioread##size(struct vfio_pci_core_device *vdev, \
@ -90,9 +88,7 @@ EXPORT_SYMBOL_GPL(vfio_pci_core_ioread##size);
VFIO_IOREAD(8)
VFIO_IOREAD(16)
VFIO_IOREAD(32)
#ifdef ioread64
VFIO_IOREAD(64)
#endif
#define VFIO_IORDWR(size) \
static int vfio_pci_iordwr##size(struct vfio_pci_core_device *vdev,\
@ -128,9 +124,7 @@ static int vfio_pci_iordwr##size(struct vfio_pci_core_device *vdev,\
VFIO_IORDWR(8)
VFIO_IORDWR(16)
VFIO_IORDWR(32)
#if defined(ioread64) && defined(iowrite64)
VFIO_IORDWR(64)
#endif
/*
* Read or write from an __iomem region (MMIO or I/O port) with an excluded
@ -156,7 +150,6 @@ ssize_t vfio_pci_core_do_io_rw(struct vfio_pci_core_device *vdev, bool test_mem,
else
fillable = 0;
#if defined(ioread64) && defined(iowrite64)
if (fillable >= 8 && !(off % 8)) {
ret = vfio_pci_iordwr64(vdev, iswrite, test_mem,
io, buf, off, &filled);
@ -164,7 +157,6 @@ ssize_t vfio_pci_core_do_io_rw(struct vfio_pci_core_device *vdev, bool test_mem,
return ret;
} else
#endif
if (fillable >= 4 && !(off % 4)) {
ret = vfio_pci_iordwr32(vdev, iswrite, test_mem,
io, buf, off, &filled);
@ -382,12 +374,10 @@ static void vfio_pci_ioeventfd_do_write(struct vfio_pci_ioeventfd *ioeventfd,
vfio_pci_core_iowrite32(ioeventfd->vdev, test_mem,
ioeventfd->data, ioeventfd->addr);
break;
#ifdef iowrite64
case 8:
vfio_pci_core_iowrite64(ioeventfd->vdev, test_mem,
ioeventfd->data, ioeventfd->addr);
break;
#endif
}
}
@ -441,10 +431,8 @@ int vfio_pci_ioeventfd(struct vfio_pci_core_device *vdev, loff_t offset,
pos >= vdev->msix_offset + vdev->msix_size))
return -EINVAL;
#ifndef iowrite64
if (count == 8)
return -EINVAL;
#endif
ret = vfio_pci_core_setup_barmap(vdev, bar);
if (ret)