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[PATCH V4 14/25] pci: export functions for cpr


From: Steve Sistare
Subject: [PATCH V4 14/25] pci: export functions for cpr
Date: Tue, 6 Jul 2021 09:45:45 -0700

Export msix_is_pending, msix_init_vector_notifiers, and pci_update_mappings
for use by cpr.  No functional change.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
---
 hw/pci/msix.c         | 20 ++++++++++++++------
 hw/pci/pci.c          |  3 +--
 include/hw/pci/msix.h |  5 +++++
 include/hw/pci/pci.h  |  1 +
 4 files changed, 21 insertions(+), 8 deletions(-)

diff --git a/hw/pci/msix.c b/hw/pci/msix.c
index ae9331c..73f4259 100644
--- a/hw/pci/msix.c
+++ b/hw/pci/msix.c
@@ -64,7 +64,7 @@ static uint8_t *msix_pending_byte(PCIDevice *dev, int vector)
     return dev->msix_pba + vector / 8;
 }
 
-static int msix_is_pending(PCIDevice *dev, int vector)
+int msix_is_pending(PCIDevice *dev, unsigned int vector)
 {
     return *msix_pending_byte(dev, vector) & msix_pending_mask(vector);
 }
@@ -579,6 +579,17 @@ static void msix_unset_notifier_for_vector(PCIDevice *dev, 
unsigned int vector)
     dev->msix_vector_release_notifier(dev, vector);
 }
 
+void msix_init_vector_notifiers(PCIDevice *dev,
+                                MSIVectorUseNotifier use_notifier,
+                                MSIVectorReleaseNotifier release_notifier,
+                                MSIVectorPollNotifier poll_notifier)
+{
+    assert(use_notifier && release_notifier);
+    dev->msix_vector_use_notifier = use_notifier;
+    dev->msix_vector_release_notifier = release_notifier;
+    dev->msix_vector_poll_notifier = poll_notifier;
+}
+
 int msix_set_vector_notifiers(PCIDevice *dev,
                               MSIVectorUseNotifier use_notifier,
                               MSIVectorReleaseNotifier release_notifier,
@@ -586,11 +597,8 @@ int msix_set_vector_notifiers(PCIDevice *dev,
 {
     int vector, ret;
 
-    assert(use_notifier && release_notifier);
-
-    dev->msix_vector_use_notifier = use_notifier;
-    dev->msix_vector_release_notifier = release_notifier;
-    dev->msix_vector_poll_notifier = poll_notifier;
+    msix_init_vector_notifiers(dev, use_notifier, release_notifier,
+                               poll_notifier);
 
     if ((dev->config[dev->msix_cap + MSIX_CONTROL_OFFSET] &
         (MSIX_ENABLE_MASK | MSIX_MASKALL_MASK)) == MSIX_ENABLE_MASK) {
diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index 8f35e13..e08d981 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -226,7 +226,6 @@ static const TypeInfo pcie_bus_info = {
 };
 
 static PCIBus *pci_find_bus_nr(PCIBus *bus, int bus_num);
-static void pci_update_mappings(PCIDevice *d);
 static void pci_irq_handler(void *opaque, int irq_num, int level);
 static void pci_add_option_rom(PCIDevice *pdev, bool is_default_rom, Error **);
 static void pci_del_option_rom(PCIDevice *pdev);
@@ -1335,7 +1334,7 @@ static pcibus_t pci_bar_address(PCIDevice *d,
     return new_addr;
 }
 
-static void pci_update_mappings(PCIDevice *d)
+void pci_update_mappings(PCIDevice *d)
 {
     PCIIORegion *r;
     int i;
diff --git a/include/hw/pci/msix.h b/include/hw/pci/msix.h
index 4c4a60c..46606cf 100644
--- a/include/hw/pci/msix.h
+++ b/include/hw/pci/msix.h
@@ -32,6 +32,7 @@ int msix_present(PCIDevice *dev);
 bool msix_is_masked(PCIDevice *dev, unsigned vector);
 void msix_set_pending(PCIDevice *dev, unsigned vector);
 void msix_clr_pending(PCIDevice *dev, int vector);
+int msix_is_pending(PCIDevice *dev, unsigned vector);
 
 int msix_vector_use(PCIDevice *dev, unsigned vector);
 void msix_vector_unuse(PCIDevice *dev, unsigned vector);
@@ -41,6 +42,10 @@ void msix_notify(PCIDevice *dev, unsigned vector);
 
 void msix_reset(PCIDevice *dev);
 
+void msix_init_vector_notifiers(PCIDevice *dev,
+                                MSIVectorUseNotifier use_notifier,
+                                MSIVectorReleaseNotifier release_notifier,
+                                MSIVectorPollNotifier poll_notifier);
 int msix_set_vector_notifiers(PCIDevice *dev,
                               MSIVectorUseNotifier use_notifier,
                               MSIVectorReleaseNotifier release_notifier,
diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h
index 6be4e0c..bef3e49 100644
--- a/include/hw/pci/pci.h
+++ b/include/hw/pci/pci.h
@@ -902,5 +902,6 @@ extern const VMStateDescription vmstate_pci_device;
 }
 
 MSIMessage pci_get_msi_message(PCIDevice *dev, int vector);
+void pci_update_mappings(PCIDevice *d);
 
 #endif
-- 
1.8.3.1




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