=====================================================================
@@ -7,7 +7,6 @@
#include <stddef.h>
#include <stdlib.h>
-static u8 next_pin = 1;
static u8 next_line = 3;
static u8 next_dev = 1;
static struct rb_root pci_tree = RB_ROOT;
@@ -71,7 +70,13 @@ int irq__register_device(u32 dev, u8 *nu
*node = (struct pci_dev) {
.id = dev,
- .pin = next_pin++,
+ /*
+ * PCI supports only INTA#,B#,C#,D# per device.
+ * A#,B#,C#,D# are allowed for multifunctional
+ * devices so stick with A# for our single
+ * function devices.
+ */
+ .pin = 1,
};
INIT_LIST_HEAD(&node->lines);
Only 4 pins are allowed for every PCI compilant device. Mutlifunctional devices can use up to all INTA#,B#,C#,D# pins, for our sindle function devices pin INTA# is enough. Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com> --- tools/kvm/irq.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html