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vm-virtio: Remove virtio-pci dependency from VirtioDevice

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This patch cleans up the VirtioDevice trait. Since some function are PCI
specific and since they are not even used, it makes sense to remove them
from the trait definition.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
This commit is contained in:
Sebastien Boeuf 2019-08-05 16:53:27 -07:00 committed by Samuel Ortiz
parent e2b38cc050
commit e0fda0611c
2 changed files with 0 additions and 27 deletions
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11
vm-virtio/src/device.rs
View File

@ -7,7 +7,6 @@
// SPDX-License-Identifier: Apache-2.0 AND BSD-3-Clause
use super::*;
use pci::{PciBarConfiguration, PciCapability};
use std::sync::Arc;
use vm_memory::{GuestAddress, GuestMemoryMmap, GuestUsize};
use vmm_sys_util::eventfd::EventFd;
@ -80,16 +79,6 @@ pub trait VirtioDevice: Send {
None
}
/// Returns any additional BAR configuration required by the device.
fn get_device_bars(&self) -> Vec<PciBarConfiguration> {
Vec::new()
}
/// Returns any additional capabilities required by the device.
fn get_device_caps(&self) -> Vec<Box<dyn PciCapability>> {
Vec::new()
}
/// Returns the list of shared memory regions required by the device.
fn get_shm_regions(&self) -> Option<VirtioSharedMemoryList> {
None

16
vm-virtio/src/transport/pci_device.rs
View File

@ -559,22 +559,6 @@ impl PciDevice for VirtioPciDevice {
// Once the BARs are allocated, the capabilities can be added to the PCI configuration.
self.add_pci_capabilities(virtio_pci_bar)?;
// Allocate the device specific BARs.
for config in self.device.get_device_bars() {
let device_bar_addr = allocator
.allocate_mmio_addresses(None, config.get_size(), None)
.ok_or_else(|| PciDeviceError::IoAllocationFailed(config.get_size()))?;
config.set_address(device_bar_addr.raw_value());
let _device_bar = self.configuration.add_pci_bar(&config).map_err(|e| {
PciDeviceError::IoRegistrationFailed(device_bar_addr.raw_value(), e)
})?;
ranges.push((
device_bar_addr,
config.get_size(),
PciBarRegionType::Memory64BitRegion,
));
}
Ok(ranges)
}