diff mbox series

[v2,3/6] s390x/vfio: ap: Linux uapi VFIO place holder

Message ID 1542904555-1136-4-git-send-email-pmorel@linux.ibm.com (mailing list archive)
State New, archived
Headers show
Series s390x/vfio: VFIO-AP interrupt control interception | expand

Commit Message

Pierre Morel Nov. 22, 2018, 4:35 p.m. UTC 
This file would be copied from Linux,
I put it here for the review.

Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
---
 linux-headers/linux/vfio.h | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
diff mbox series

Patch

diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h
index ceb6453..d5d10bc9 100644
--- a/linux-headers/linux/vfio.h
+++ b/linux-headers/linux/vfio.h
@@ -816,6 +816,31 @@  struct vfio_iommu_spapr_tce_remove {
 };
 #define VFIO_IOMMU_SPAPR_TCE_REMOVE	_IO(VFIO_TYPE, VFIO_BASE + 20)
 
+/**
+ * VFIO_AP_SET_IRQ - _IOWR(VFIO_TYPE, VFIO_BASE + 21, struct vfio_ap_aqic)
+ *
+ * Setup IRQ for an AP Queue
+ * @cmd contains the AP queue number (apqn)
+ * @status receives the resulting status of the command
+ * @nib is the Notification Indicator byte address
+ * @adapter_id allows to retrieve the associated adapter
+ */
+struct vfio_ap_aqic {
+	__u32   argsz;
+	__u32   flags;
+	/* out */
+        __u32 status;
+	/* in */
+        __u32 adapter_id;
+        __u64 nib;
+        __u16 apqn;
+        __u8 isc;
+        __u8 reserved[5];
+};
+#define VFIO_AP_SET_IRQ			_IO(VFIO_TYPE, VFIO_BASE + 21)
+#define VFIO_AP_CLEAR_IRQ		_IO(VFIO_TYPE, VFIO_BASE + 22)
+
 /* ***************************************************************** */
 
+
 #endif /* VFIO_H */