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From 010bfb94c27cbdf2c8491606620be47a17d8279c Mon Sep 17 00:00:00 2001
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From: Peter Xu <peterx@redhat.com>
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Date: Tue, 2 Apr 2019 07:25:30 +0100
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Subject: [PATCH 6/7] pci/msi: export msi_is_masked()
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RH-Author: Peter Xu <peterx@redhat.com>
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Message-id: <20190402072531.23771-4-peterx@redhat.com>
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Patchwork-id: 85300
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O-Subject: [RHEL-8.1 qemu-kvm PATCH 3/4] pci/msi: export msi_is_masked()
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Bugzilla: 1662272
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RH-Acked-by: Wei Huang <wei@redhat.com>
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RH-Acked-by: Xiao Wang <jasowang@redhat.com>
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RH-Acked-by: Michael S. Tsirkin <mst@redhat.com>
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It is going to be used later on outside MSI code to detect whether one
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MSI vector is masked out.
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Signed-off-by: Peter Xu <peterx@redhat.com>
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Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
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Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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(cherry picked from commit afa26ecc3010d2851a065edc7817d31e07d236ec)
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Signed-off-by: Peter Xu <peterx@redhat.com>
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Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
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---
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 hw/pci/msi.c         | 2 +-
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 include/hw/pci/msi.h | 1 +
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 2 files changed, 2 insertions(+), 1 deletion(-)
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diff --git a/hw/pci/msi.c b/hw/pci/msi.c
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index 5e05ce5..47d2b0f 100644
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--- a/hw/pci/msi.c
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+++ b/hw/pci/msi.c
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@@ -286,7 +286,7 @@ void msi_reset(PCIDevice *dev)
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     MSI_DEV_PRINTF(dev, "reset\n");
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 }
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-static bool msi_is_masked(const PCIDevice *dev, unsigned int vector)
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+bool msi_is_masked(const PCIDevice *dev, unsigned int vector)
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 {
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     uint16_t flags = pci_get_word(dev->config + msi_flags_off(dev));
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     uint32_t mask, data;
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diff --git a/include/hw/pci/msi.h b/include/hw/pci/msi.h
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index 4837bcf..8440eae 100644
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--- a/include/hw/pci/msi.h
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+++ b/include/hw/pci/msi.h
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@@ -39,6 +39,7 @@ int msi_init(struct PCIDevice *dev, uint8_t offset,
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              bool msi_per_vector_mask, Error **errp);
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 void msi_uninit(struct PCIDevice *dev);
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 void msi_reset(PCIDevice *dev);
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+bool msi_is_masked(const PCIDevice *dev, unsigned int vector);
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 void msi_notify(PCIDevice *dev, unsigned int vector);
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 void msi_send_message(PCIDevice *dev, MSIMessage msg);
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 void msi_write_config(PCIDevice *dev, uint32_t addr, uint32_t val, int len);
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-- 
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1.8.3.1
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