Merge branch 'for-4.12/dax' into libnvdimm-for-nextlibnvdimm-for-4.12

2 files changed, 79 insertions, 0 deletions

diff --git a/include/uapi/linux/aspeed-lpc-ctrl.h b/include/uapi/linux/aspeed-lpc-ctrl.h
new file mode 100644
index 000000000000..f96fa995a3f0
--- /dev/null
+++ b/include/uapi/linux/aspeed-lpc-ctrl.h
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2017 IBM Corp.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _UAPI_LINUX_ASPEED_LPC_CTRL_H
+#define _UAPI_LINUX_ASPEED_LPC_CTRL_H
+
+#include <linux/ioctl.h>
+
+/* Window types */
+#define ASPEED_LPC_CTRL_WINDOW_FLASH	1
+#define ASPEED_LPC_CTRL_WINDOW_MEMORY	2
+
+/*
+ * This driver provides a window for the host to access a BMC resource
+ * across the BMC <-> Host LPC bus.
+ *
+ * window_type: The BMC resource that the host will access through the
+ * window. BMC flash and BMC RAM.
+ *
+ * window_id: For each window type there may be multiple windows,
+ * these are referenced by ID.
+ *
+ * flags: Reserved for future use, this field is expected to be
+ * zeroed.
+ *
+ * addr: Address on the host LPC bus that the specified window should
+ * be mapped. This address must be power of two aligned.
+ *
+ * offset: Offset into the BMC window that should be mapped to the
+ * host (at addr). This must be a multiple of size.
+ *
+ * size: The size of the mapping. The smallest possible size is 64K.
+ * This must be power of two aligned.
+ *
+ */
+
+struct aspeed_lpc_ctrl_mapping {
+	__u8	window_type;
+	__u8	window_id;
+	__u16	flags;
+	__u32	addr;
+	__u32	offset;
+	__u32	size;
+};
+
+#define __ASPEED_LPC_CTRL_IOCTL_MAGIC	0xb2
+
+#define ASPEED_LPC_CTRL_IOCTL_GET_SIZE	_IOWR(__ASPEED_LPC_CTRL_IOCTL_MAGIC, \
+		0x00, struct aspeed_lpc_ctrl_mapping)
+
+#define ASPEED_LPC_CTRL_IOCTL_MAP	_IOW(__ASPEED_LPC_CTRL_IOCTL_MAGIC, \
+		0x01, struct aspeed_lpc_ctrl_mapping)
+
+#endif /* _UAPI_LINUX_ASPEED_LPC_CTRL_H */
diff --git a/include/uapi/linux/pps.h b/include/uapi/linux/pps.h
index a9bb1d93451a..c1cb3825a8bc 100644
--- a/include/uapi/linux/pps.h
+++ b/include/uapi/linux/pps.h
@@ -55,6 +55,12 @@ struct pps_ktime {
 	__s32 nsec;
 	__u32 flags;
 };
+
+struct pps_ktime_compat {
+	__s64 sec;
+	__s32 nsec;
+	__u32 flags;
+} __attribute__((packed, aligned(4)));
 #define PPS_TIME_INVALID	(1<<0)	/* used to specify timeout==NULL */
 
 struct pps_kinfo {
@@ -65,6 +71,14 @@ struct pps_kinfo {
 	int current_mode;		/* current mode bits */
 };
 
+struct pps_kinfo_compat {
+	__u32 assert_sequence;			/* seq. num. of assert event */
+	__u32 clear_sequence;			/* seq. num. of clear event */
+	struct pps_ktime_compat assert_tu;	/* time of assert event */
+	struct pps_ktime_compat clear_tu;	/* time of clear event */
+	int current_mode;			/* current mode bits */
+};
+
 struct pps_kparams {
 	int api_version;		/* API version # */
 	int mode;			/* mode bits */
@@ -114,6 +128,11 @@ struct pps_fdata {
 	struct pps_ktime timeout;
 };
 
+struct pps_fdata_compat {
+	struct pps_kinfo_compat info;
+	struct pps_ktime_compat timeout;
+};
+
 struct pps_bind_args {
 	int tsformat;	/* format of time stamps */
 	int edge;	/* selected event type */