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HV: vuart: send msi for pci vuart type

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if vuart type is pci-vuart, then use MSI interrupt

split vuart_toggle_intr() control flow into vuart_trigger_level_intr() &
trigger_vmcs9900_msix(), because MSI is edge triggered, no deassertion
operation. Only trigger MSI for pci-vuart when assert interrupt.

Tracked-On: #5394
Signed-off-by: Tao Yuhong <yuhong.tao@intel.com>
Reviewed-by: Wang, Yu1 <yu1.wang@intel.com>
Acked-by: Eddie Dong <eddie.dong@Intel.com>
This commit is contained in:
Tao Yuhong
2020-10-12 11:29:04 -04:00
committed by wenlingz
parent 55b7fae67a
commit 691abe90ff
3 changed files with 42 additions and 9 deletions
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1
hypervisor/include/dm/vmcs9900.h
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@@ -11,5 +11,6 @@
#define MCS9900_DEV 0x9900U
extern const struct pci_vdev_ops vmcs9900_ops;
void trigger_vmcs9900_msix(struct pci_vdev *vdev);
#endif