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authorMichael Kelley <mikelley@microsoft.com>2020-08-14 12:45:04 -0700
committerWei Liu <wei.liu@kernel.org>2020-10-14 19:14:51 +0000
commit626b901f60446355e35e8c76c6b391a7d7491203 (patch)
tree016851ad0974b1fb7ae254fb67f1ef7367b066d8 /drivers/hv/hv.c
parent1f3aed01473c41c9f896fbf4c30d330655e8aa7c (diff)
Drivers: hv: vmbus: Add parsing of VMbus interrupt in ACPI DSDT
On ARM64, Hyper-V now specifies the interrupt to be used by VMbus in the ACPI DSDT. This information is not used on x86 because the interrupt vector must be hardcoded. But update the generic VMbus driver to do the parsing and pass the information to the architecture specific code that sets up the Linux IRQ. Update consumers of the interrupt to get it from an architecture specific function. Signed-off-by: Michael Kelley <mikelley@microsoft.com> Link: https://lore.kernel.org/r/1597434304-40631-1-git-send-email-mikelley@microsoft.com Signed-off-by: Wei Liu <wei.liu@kernel.org>
Diffstat (limited to 'drivers/hv/hv.c')
-rw-r--r--drivers/hv/hv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c
index 410f1fab519c..0cde10fe0e71 100644
--- a/drivers/hv/hv.c
+++ b/drivers/hv/hv.c
@@ -180,7 +180,7 @@ void hv_synic_enable_regs(unsigned int cpu)
/* Setup the shared SINT. */
hv_get_synint_state(VMBUS_MESSAGE_SINT, shared_sint.as_uint64);
- shared_sint.vector = HYPERVISOR_CALLBACK_VECTOR;
+ shared_sint.vector = hv_get_vector();
shared_sint.masked = false;
shared_sint.auto_eoi = hv_recommend_using_aeoi();
hv_set_synint_state(VMBUS_MESSAGE_SINT, shared_sint.as_uint64);