diff options
Diffstat (limited to 'hw/msix.c')
| -rw-r--r-- | hw/msix.c | 12 |
1 files changed, 7 insertions, 5 deletions
@@ -9,9 +9,13 @@ * * This work is licensed under the terms of the GNU GPL, version 2. See * the COPYING file in the top-level directory. + * + * Contributions after 2012-01-13 are licensed under the terms of the + * GNU GPL, version 2 or (at your option) any later version. */ #include "hw.h" +#include "msi.h" #include "msix.h" #include "pci.h" #include "range.h" @@ -32,9 +36,6 @@ #define MSIX_MAX_ENTRIES 32 -/* Flag for interrupt controller to declare MSI-X support */ -int msix_supported; - /* Add MSI-X capability to the config space for the device. */ /* Given a bar and its size, add MSI-X table on top of it * and fill MSI-X capability in the config space. @@ -235,10 +236,11 @@ int msix_init(struct PCIDevice *dev, unsigned short nentries, unsigned bar_nr, unsigned bar_size) { int ret; + /* Nothing to do if MSI is not supported by interrupt controller */ - if (!msix_supported) + if (!msi_supported) { return -ENOTSUP; - + } if (nentries > MSIX_MAX_ENTRIES) return -EINVAL; |