msi: Use msi/msix_present more consistently

Replace some open-coded msi/msix_present checks.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

diff --git a/hw/msi.c b/hw/msi.c
index 556c7c4ae8bd3af07a11c32c0b423023a1da2883..52332041e7314f26aa93ee86b53521cfd9b42e6b 100644 (file)
--- a/hw/msi.c
+++ b/hw/msi.c
@@ -175,7 +175,7 @@ void msi_uninit(struct PCIDevice *dev)
     uint16_t flags;
     uint8_t cap_size;
 
-    if (!(dev->cap_present & QEMU_PCI_CAP_MSI)) {
+    if (!msi_present(dev)) {
         return;
     }
     flags = pci_get_word(dev->config + msi_flags_off(dev));

diff --git a/hw/msix.c b/hw/msix.c
index 339e652b81cc8e82ebad4da0c148cb069b3a908f..ded3c55b92f6de8031b54739806c9e19d7290613 100644 (file)
--- a/hw/msix.c
+++ b/hw/msix.c
@@ -319,8 +319,9 @@ static void msix_free_irq_entries(PCIDevice *dev)
 /* Clean up resources for the device. */
 int msix_uninit(PCIDevice *dev, MemoryRegion *bar)
 {
-    if (!(dev->cap_present & QEMU_PCI_CAP_MSIX))
+    if (!msix_present(dev)) {
         return 0;
+    }
     pci_del_capability(dev, PCI_CAP_ID_MSIX, MSIX_CAP_LENGTH);
     dev->msix_cap = 0;
     msix_free_irq_entries(dev);
@@ -339,7 +340,7 @@ void msix_save(PCIDevice *dev, QEMUFile *f)
 {
     unsigned n = dev->msix_entries_nr;
 
-    if (!(dev->cap_present & QEMU_PCI_CAP_MSIX)) {
+    if (!msix_present(dev)) {
         return;
     }
 
@@ -353,7 +354,7 @@ void msix_load(PCIDevice *dev, QEMUFile *f)
     unsigned n = dev->msix_entries_nr;
     unsigned int vector;
 
-    if (!(dev->cap_present & QEMU_PCI_CAP_MSIX)) {
+    if (!msix_present(dev)) {
         return;
     }
 
@@ -407,8 +408,9 @@ void msix_notify(PCIDevice *dev, unsigned vector)
 
 void msix_reset(PCIDevice *dev)
 {
-    if (!(dev->cap_present & QEMU_PCI_CAP_MSIX))
+    if (!msix_present(dev)) {
         return;
+    }
     msix_free_irq_entries(dev);
     dev->config[dev->msix_cap + MSIX_CONTROL_OFFSET] &=
            ~dev->wmask[dev->msix_cap + MSIX_CONTROL_OFFSET];
@@ -447,8 +449,9 @@ void msix_vector_unuse(PCIDevice *dev, unsigned vector)
 
 void msix_unuse_all_vectors(PCIDevice *dev)
 {
-    if (!(dev->cap_present & QEMU_PCI_CAP_MSIX))
+    if (!msix_present(dev)) {
         return;
+    }
     msix_free_irq_entries(dev);
 }