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pci/msi: export msi_is_masked()

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It is going to be used later on outside MSI code to detect whether one
MSI vector is masked out.

Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Peter Xu 2019-01-16 11:08:14 +08:00 committed by Michael S. Tsirkin
parent d7bb469afa
commit afa26ecc30
2 changed files with 2 additions and 1 deletions
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2
hw/pci/msi.c
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@ -286,7 +286,7 @@ void msi_reset(PCIDevice *dev)
MSI_DEV_PRINTF(dev, "reset\n");
}
static bool msi_is_masked(const PCIDevice *dev, unsigned int vector)
bool msi_is_masked(const PCIDevice *dev, unsigned int vector)
{
uint16_t flags = pci_get_word(dev->config + msi_flags_off(dev));
uint32_t mask, data;

1
include/hw/pci/msi.h
View File

@ -39,6 +39,7 @@ int msi_init(struct PCIDevice *dev, uint8_t offset,
bool msi_per_vector_mask, Error **errp);
void msi_uninit(struct PCIDevice *dev);
void msi_reset(PCIDevice *dev);
bool msi_is_masked(const PCIDevice *dev, unsigned int vector);
void msi_notify(PCIDevice *dev, unsigned int vector);
void msi_send_message(PCIDevice *dev, MSIMessage msg);
void msi_write_config(PCIDevice *dev, uint32_t addr, uint32_t val, int len);