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-rw-r--r--include/scsi/fc_frame.h22
1 files changed, 9 insertions, 13 deletions
diff --git a/include/scsi/fc_frame.h b/include/scsi/fc_frame.h
index c35d2383cc26..4d3e9c7b7c57 100644
--- a/include/scsi/fc_frame.h
+++ b/include/scsi/fc_frame.h
@@ -28,6 +28,8 @@
#include <scsi/fc/fc_fcp.h>
#include <scsi/fc/fc_encaps.h>
+#include <linux/if_ether.h>
+
/*
* The fc_frame interface is used to pass frame data between functions.
* The frame includes the data buffer, length, and SOF / EOF delimiter types.
@@ -37,6 +39,9 @@
#define FC_FRAME_HEADROOM 32 /* headroom for VLAN + FCoE headers */
#define FC_FRAME_TAILROOM 8 /* trailer space for FCoE */
+/* Max number of skb frags allowed, reserving one for fcoe_crc_eof page */
+#define FC_FRAME_SG_LEN (MAX_SKB_FRAGS - 1)
+
#define fp_skb(fp) (&((fp)->skb))
#define fr_hdr(fp) ((fp)->skb.data)
#define fr_len(fp) ((fp)->skb.len)
@@ -64,6 +69,7 @@ struct fcoe_rcv_info {
enum fc_sof fr_sof; /* start of frame delimiter */
enum fc_eof fr_eof; /* end of frame delimiter */
u8 fr_flags; /* flags - see below */
+ u8 granted_mac[ETH_ALEN]; /* FCoE MAC address */
};
@@ -94,17 +100,7 @@ static inline void fc_frame_init(struct fc_frame *fp)
}
struct fc_frame *fc_frame_alloc_fill(struct fc_lport *, size_t payload_len);
-
-struct fc_frame *__fc_frame_alloc(size_t payload_len);
-
-/*
- * Get frame for sending via port.
- */
-static inline struct fc_frame *_fc_frame_alloc(struct fc_lport *dev,
- size_t payload_len)
-{
- return __fc_frame_alloc(payload_len);
-}
+struct fc_frame *_fc_frame_alloc(size_t payload_len);
/*
* Allocate fc_frame structure and buffer. Set the initial length to
@@ -118,10 +114,10 @@ static inline struct fc_frame *fc_frame_alloc(struct fc_lport *dev, size_t len)
* Note: Since len will often be a constant multiple of 4,
* this check will usually be evaluated and eliminated at compile time.
*/
- if ((len % 4) != 0)
+ if (len && len % 4)
fp = fc_frame_alloc_fill(dev, len);
else
- fp = _fc_frame_alloc(dev, len);
+ fp = _fc_frame_alloc(len);
return fp;
}