[SCSI] bfa: Added HBA diagnostics support.

- Added diagnostics sub-module to BFA.
- Implemented interface to perform memtest/loopback test
  and some other diagnostics tests.

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

1 files changed, 108 insertions, 1 deletions

diff --git a/drivers/scsi/bfa/bfi.h b/drivers/scsi/bfa/bfi.h
index b7eb3dc27d5b..efa41b64bb32 100644
--- a/drivers/scsi/bfa/bfi.h
+++ b/drivers/scsi/bfa/bfi.h
@@ -190,6 +190,7 @@ enum bfi_pcifn_class {
  */
 enum bfi_mclass {
         BFI_MC_IOC              = 1,    /*  IO Controller (IOC)     */
+        BFI_MC_DIAG             = 2,    /*  Diagnostic Msgs            */
         BFI_MC_FLASH            = 3,    /*  Flash message class */
         BFI_MC_CEE              = 4,    /*  CEE */
         BFI_MC_FCPORT           = 5,    /*  FC port                         */
@@ -339,7 +340,7 @@ struct bfi_ioc_image_hdr_s {
          ((u32)(__p1_mode)))
 
 #define BFI_FWBOOT_TYPE_NORMAL  0
-#define BFI_FWBOOT_TYPE_MEMTEST 1
+#define BFI_FWBOOT_TYPE_MEMTEST 2
 #define BFI_FWBOOT_ENV_OS       0
 
 enum bfi_port_mode {
@@ -923,6 +924,112 @@ struct bfi_flash_erase_rsp_s {
         u32     status;
 };
 
+/*
+ *----------------------------------------------------------------------
+ *                              DIAG
+ *----------------------------------------------------------------------
+ */
+enum bfi_diag_h2i {
+        BFI_DIAG_H2I_PORTBEACON = 1,
+        BFI_DIAG_H2I_LOOPBACK = 2,
+        BFI_DIAG_H2I_FWPING = 3,
+        BFI_DIAG_H2I_TEMPSENSOR = 4,
+        BFI_DIAG_H2I_LEDTEST = 5,
+        BFI_DIAG_H2I_QTEST      = 6,
+};
+
+enum bfi_diag_i2h {
+        BFI_DIAG_I2H_PORTBEACON = BFA_I2HM(BFI_DIAG_H2I_PORTBEACON),
+        BFI_DIAG_I2H_LOOPBACK = BFA_I2HM(BFI_DIAG_H2I_LOOPBACK),
+        BFI_DIAG_I2H_FWPING = BFA_I2HM(BFI_DIAG_H2I_FWPING),
+        BFI_DIAG_I2H_TEMPSENSOR = BFA_I2HM(BFI_DIAG_H2I_TEMPSENSOR),
+        BFI_DIAG_I2H_LEDTEST = BFA_I2HM(BFI_DIAG_H2I_LEDTEST),
+        BFI_DIAG_I2H_QTEST      = BFA_I2HM(BFI_DIAG_H2I_QTEST),
+};
+
+#define BFI_DIAG_MAX_SGES       2
+#define BFI_DIAG_DMA_BUF_SZ     (2 * 1024)
+#define BFI_BOOT_MEMTEST_RES_ADDR 0x900
+#define BFI_BOOT_MEMTEST_RES_SIG  0xA0A1A2A3
+
+struct bfi_diag_lb_req_s {
+        struct bfi_mhdr_s mh;
+        u32     loopcnt;
+        u32     pattern;
+        u8      lb_mode;        /*!< bfa_port_opmode_t */
+        u8      speed;          /*!< bfa_port_speed_t */
+        u8      rsvd[2];
+};
+
+struct bfi_diag_lb_rsp_s {
+        struct bfi_mhdr_s  mh;          /* 4 bytes */
+        struct bfa_diag_loopback_result_s res; /* 16 bytes */
+};
+
+struct bfi_diag_fwping_req_s {
+        struct bfi_mhdr_s mh;   /* 4 bytes */
+        struct bfi_alen_s alen; /* 12 bytes */
+        u32     data;           /* user input data pattern */
+        u32     count;          /* user input dma count */
+        u8      qtag;           /* track CPE vc */
+        u8      rsv[3];
+};
+
+struct bfi_diag_fwping_rsp_s {
+        struct bfi_mhdr_s  mh;          /* 4 bytes */
+        u32     data;           /* user input data pattern    */
+        u8      qtag;           /* track CPE vc               */
+        u8      dma_status;     /* dma status                 */
+        u8      rsv[2];
+};
+
+/*
+ * Temperature Sensor
+ */
+struct bfi_diag_ts_req_s {
+        struct bfi_mhdr_s mh;   /* 4 bytes */
+        u16     temp;           /* 10-bit A/D value */
+        u16     brd_temp;       /* 9-bit board temp */
+        u8      status;
+        u8      ts_junc;        /* show junction tempsensor   */
+        u8      ts_brd;         /* show board tempsensor      */
+        u8      rsv;
+};
+#define bfi_diag_ts_rsp_t struct bfi_diag_ts_req_s
+
+struct bfi_diag_ledtest_req_s {
+        struct bfi_mhdr_s  mh;  /* 4 bytes */
+        u8      cmd;
+        u8      color;
+        u8      portid;
+        u8      led;    /* bitmap of LEDs to be tested */
+        u16     freq;   /* no. of blinks every 10 secs */
+        u8      rsv[2];
+};
+
+/* notify host led operation is done */
+struct bfi_diag_ledtest_rsp_s {
+        struct bfi_mhdr_s  mh;  /* 4 bytes */
+};
+
+struct bfi_diag_portbeacon_req_s {
+        struct bfi_mhdr_s  mh;  /* 4 bytes */
+        u32     period; /* beaconing period */
+        u8      beacon; /* 1: beacon on */
+        u8      rsvd[3];
+};
+
+/* notify host the beacon is off */
+struct bfi_diag_portbeacon_rsp_s {
+        struct bfi_mhdr_s  mh;  /* 4 bytes */
+};
+
+struct bfi_diag_qtest_req_s {
+        struct bfi_mhdr_s       mh;             /* 4 bytes */
+        u32     data[BFI_LMSG_PL_WSZ]; /* fill up tcm prefetch area */
+};
+#define bfi_diag_qtest_rsp_t struct bfi_diag_qtest_req_s
+
 #pragma pack()
 
 #endif /* __BFI_H__ */