[PATCH V2 10/22] pci: export functions for cpr

From: Steve Sistare <steven.sistare@oracle.com>
To: qemu-devel@nongnu.org
Cc: "Daniel P. Berrange" <berrange@redhat.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	"Jason Zeng" <jason.zeng@linux.intel.com>,
	"Alex Bennée" <alex.bennee@linaro.org>,
	"Juan Quintela" <quintela@redhat.com>,
	"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
	"Markus Armbruster" <armbru@redhat.com>,
	"Alex Williamson" <alex.williamson@redhat.com>,
	"Steve Sistare" <steven.sistare@oracle.com>,
	"Stefan Hajnoczi" <stefanha@redhat.com>,
	"Marc-André Lureau" <marcandre.lureau@redhat.com>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Philippe Mathieu-Daudé" <philmd@redhat.com>
Subject: [PATCH V2 10/22] pci: export functions for cpr
Date: Tue,  5 Jan 2021 07:41:58 -0800	[thread overview]
Message-ID: <1609861330-129855-11-git-send-email-steven.sistare@oracle.com> (raw)
In-Reply-To: <1609861330-129855-1-git-send-email-steven.sistare@oracle.com>

Export msix_is_pending and msix_init_vector_notifiers 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 67e34f3..52c8949 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);
 }
@@ -576,6 +576,17 @@ 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,
@@ -583,11 +594,8 @@ 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 de0fae1..7343e00 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -216,7 +216,6 @@ 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);
@@ -1316,7 +1315,7 @@ 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 c1bf7d5..bd07c86 100644
--- a/include/hw/pci/pci.h
+++ b/include/hw/pci/pci.h
@@ -865,5 +865,6 @@ 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


