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msix: expose access to masked/pending state 

For use by poll handler.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2012-12-18 13:54:32 +02:00
parent bbef882cc1
commit 70f8ee395a
2 changed files with 6 additions and 3 deletions
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6
hw/pci/msix.c
View File

@ -65,7 +65,7 @@ static int msix_is_pending(PCIDevice *dev, int vector)
return *msix_pending_byte(dev, vector) & msix_pending_mask(vector);
}
static void msix_set_pending(PCIDevice *dev, int vector)
void msix_set_pending(PCIDevice *dev, unsigned int vector)
{
*msix_pending_byte(dev, vector) |= msix_pending_mask(vector);
}
@ -75,13 +75,13 @@ static void msix_clr_pending(PCIDevice *dev, int vector)
*msix_pending_byte(dev, vector) &= ~msix_pending_mask(vector);
}
static bool msix_vector_masked(PCIDevice *dev, int vector, bool fmask)
static bool msix_vector_masked(PCIDevice *dev, unsigned int vector, bool fmask)
{
unsigned offset = vector * PCI_MSIX_ENTRY_SIZE + PCI_MSIX_ENTRY_VECTOR_CTRL;
return fmask || dev->msix_table[offset] & PCI_MSIX_ENTRY_CTRL_MASKBIT;
}
static bool msix_is_masked(PCIDevice *dev, int vector)
bool msix_is_masked(PCIDevice *dev, unsigned int vector)
{
return msix_vector_masked(dev, vector, dev->msix_function_masked);
}

3
hw/pci/msix.h
View File

@ -26,6 +26,9 @@ void msix_load(PCIDevice *dev, QEMUFile *f);
int msix_enabled(PCIDevice *dev);
int msix_present(PCIDevice *dev);
bool msix_is_masked(PCIDevice *dev, unsigned vector);
void msix_set_pending(PCIDevice *dev, unsigned vector);
int msix_vector_use(PCIDevice *dev, unsigned vector);
void msix_vector_unuse(PCIDevice *dev, unsigned vector);
void msix_unuse_all_vectors(PCIDevice *dev);