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pcie: Introduce pcie_sriov_num_vfs 

igb can use this function to change its behavior depending on the
number of virtual functions currently enabled.

Signed-off-by: Gal Hammer <gal.hammer@sap.com>
Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Akihiko Odaki 2023-02-23 19:50:50 +09:00 committed by Jason Wang
parent 65f474bbae
commit 31180dbdca
2 changed files with 8 additions and 0 deletions
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5
hw/pci/pcie_sriov.c
View File

@ -300,3 +300,8 @@ PCIDevice *pcie_sriov_get_vf_at_index(PCIDevice *dev, int n)
}
return NULL;
}
uint16_t pcie_sriov_num_vfs(PCIDevice *dev)
{
return dev->exp.sriov_pf.num_vfs;
}

3
include/hw/pci/pcie_sriov.h
View File

@ -76,4 +76,7 @@ PCIDevice *pcie_sriov_get_pf(PCIDevice *dev);
*/
PCIDevice *pcie_sriov_get_vf_at_index(PCIDevice *dev, int n);
/* Returns the current number of virtual functions. */
uint16_t pcie_sriov_num_vfs(PCIDevice *dev);
#endif /* QEMU_PCIE_SRIOV_H */