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[v1,1/5] s390x/vfio: ap: Linux uapi VFIO place holder

Message ID 1541154621-22423-2-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. 2, 2018, 10:30 a.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 | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
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Patch

diff --git a/linux-headers/linux/vfio.h b/linux-headers/linux/vfio.h
index ceb6453394..32b1fec362 100644
--- a/linux-headers/linux/vfio.h
+++ b/linux-headers/linux/vfio.h
@@ -816,6 +816,28 @@  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;
+	/* in */
+	__u64 cmd;
+	__u64 status;
+	__u64 nib;
+	__u32 adapter_id;
+};
+#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 */