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Diffstat (limited to 'drivers/misc/mei/hw.h')
-rw-r--r--drivers/misc/mei/hw.h28
1 files changed, 20 insertions, 8 deletions
diff --git a/drivers/misc/mei/hw.h b/drivers/misc/mei/hw.h
index b10606550613..dfd60c916da0 100644
--- a/drivers/misc/mei/hw.h
+++ b/drivers/misc/mei/hw.h
@@ -235,9 +235,8 @@ enum mei_ext_hdr_type {
struct mei_ext_hdr {
u8 type;
u8 length;
- u8 ext_payload[2];
- u8 hdr[];
-};
+ u8 data[];
+} __packed;
/**
* struct mei_ext_meta_hdr - extend header meta data
@@ -250,8 +249,21 @@ struct mei_ext_meta_hdr {
u8 count;
u8 size;
u8 reserved[2];
- struct mei_ext_hdr hdrs[];
-};
+ u8 hdrs[];
+} __packed;
+
+/**
+ * struct mei_ext_hdr_vtag - extend header for vtag
+ *
+ * @hdr: standard extend header
+ * @vtag: virtual tag
+ * @reserved: reserved
+ */
+struct mei_ext_hdr_vtag {
+ struct mei_ext_hdr hdr;
+ u8 vtag;
+ u8 reserved;
+} __packed;
/*
* Extended header iterator functions
@@ -266,7 +278,7 @@ struct mei_ext_meta_hdr {
*/
static inline struct mei_ext_hdr *mei_ext_begin(struct mei_ext_meta_hdr *meta)
{
- return meta->hdrs;
+ return (struct mei_ext_hdr *)meta->hdrs;
}
/**
@@ -284,7 +296,7 @@ static inline bool mei_ext_last(struct mei_ext_meta_hdr *meta,
}
/**
- *mei_ext_next - following extended header on the TLV list
+ * mei_ext_next - following extended header on the TLV list
*
* @ext: current extend header
*
@@ -295,7 +307,7 @@ static inline bool mei_ext_last(struct mei_ext_meta_hdr *meta,
*/
static inline struct mei_ext_hdr *mei_ext_next(struct mei_ext_hdr *ext)
{
- return (struct mei_ext_hdr *)(ext->hdr + (ext->length * 4));
+ return (struct mei_ext_hdr *)((u8 *)ext + (ext->length * 4));
}
/**