[SCSI] bfa: Added support to obtain SFP info.

- Added SFP sub-module to BFA.
- Added interface to collect sfp media info and sfp speed.

Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

1 files changed, 49 insertions, 0 deletions

diff --git a/drivers/scsi/bfa/bfi.h b/drivers/scsi/bfa/bfi.h
index 037b377668c2..0d249984fd08 100644
--- a/drivers/scsi/bfa/bfi.h
+++ b/drivers/scsi/bfa/bfi.h
@@ -206,6 +206,7 @@ enum bfi_mclass {
         BFI_MC_IOIM_IOCOM       = 17,   /*  good IO completion              */
         BFI_MC_TSKIM            = 18,   /*  Initiator Task management       */
         BFI_MC_PORT             = 21,   /*  Physical port                   */
+        BFI_MC_SFP              = 22,   /*  SFP module  */
         BFI_MC_MAX              = 32
 };
 
@@ -765,6 +766,54 @@ union bfi_cee_i2h_msg_u {
         struct bfi_cee_stats_rsp_s      stats_rsp;
 };
 
+/*
+ * SFP related
+ */
+
+enum bfi_sfp_h2i_e {
+        BFI_SFP_H2I_SHOW        = 1,
+        BFI_SFP_H2I_SCN         = 2,
+};
+
+enum bfi_sfp_i2h_e {
+        BFI_SFP_I2H_SHOW = BFA_I2HM(BFI_SFP_H2I_SHOW),
+        BFI_SFP_I2H_SCN  = BFA_I2HM(BFI_SFP_H2I_SCN),
+};
+
+/*
+ *      SFP state
+ */
+enum bfa_sfp_stat_e {
+        BFA_SFP_STATE_INIT      = 0,    /* SFP state is uninit  */
+        BFA_SFP_STATE_REMOVED   = 1,    /* SFP is removed       */
+        BFA_SFP_STATE_INSERTED  = 2,    /* SFP is inserted      */
+        BFA_SFP_STATE_VALID     = 3,    /* SFP is valid         */
+        BFA_SFP_STATE_UNSUPPORT = 4,    /* SFP is unsupport     */
+        BFA_SFP_STATE_FAILED    = 5,    /* SFP i2c read fail    */
+};
+
+/*
+ *  SFP memory access type
+ */
+enum bfi_sfp_mem_e {
+        BFI_SFP_MEM_ALL         = 0x1,  /* access all data field */
+        BFI_SFP_MEM_DIAGEXT     = 0x2,  /* access diag ext data field only */
+};
+
+struct bfi_sfp_req_s {
+        struct bfi_mhdr_s       mh;
+        u8                      memtype;
+        u8                      rsvd[3];
+        struct bfi_alen_s       alen;
+};
+
+struct bfi_sfp_rsp_s {
+        struct bfi_mhdr_s       mh;
+        u8                      status;
+        u8                      state;
+        u8                      rsvd[2];
+};
+
 #pragma pack()
 
 #endif /* __BFI_H__ */