Staging: Add staging/rdma directory and update MAINTAINERS
[cascardo/linux.git] / drivers / infiniband / hw / ipath / ipath_registers.h
index 92ad73a..8f44d0c 100644 (file)
 /* kr_control bits */
 #define INFINIPATH_C_FREEZEMODE 0x00000002
 #define INFINIPATH_C_LINKENABLE 0x00000004
-#define INFINIPATH_C_RESET 0x00000001
 
 /* kr_sendctrl bits */
 #define INFINIPATH_S_DISARMPIOBUF_SHIFT 16
+#define INFINIPATH_S_UPDTHRESH_SHIFT 24
+#define INFINIPATH_S_UPDTHRESH_MASK 0x1f
 
 #define IPATH_S_ABORT          0
 #define IPATH_S_PIOINTBUFAVAIL 1
 #define IPATH_S_PIOBUFAVAILUPD 2
 #define IPATH_S_PIOENABLE      3
+#define IPATH_S_SDMAINTENABLE  9
+#define IPATH_S_SDMASINGLEDESCRIPTOR   10
+#define IPATH_S_SDMAENABLE     11
+#define IPATH_S_SDMAHALT       12
 #define IPATH_S_DISARM         31
 
 #define INFINIPATH_S_ABORT             (1U << IPATH_S_ABORT)
 #define INFINIPATH_S_PIOINTBUFAVAIL    (1U << IPATH_S_PIOINTBUFAVAIL)
 #define INFINIPATH_S_PIOBUFAVAILUPD    (1U << IPATH_S_PIOBUFAVAILUPD)
 #define INFINIPATH_S_PIOENABLE         (1U << IPATH_S_PIOENABLE)
+#define INFINIPATH_S_SDMAINTENABLE     (1U << IPATH_S_SDMAINTENABLE)
+#define INFINIPATH_S_SDMASINGLEDESCRIPTOR \
+                                       (1U << IPATH_S_SDMASINGLEDESCRIPTOR)
+#define INFINIPATH_S_SDMAENABLE                (1U << IPATH_S_SDMAENABLE)
+#define INFINIPATH_S_SDMAHALT          (1U << IPATH_S_SDMAHALT)
 #define INFINIPATH_S_DISARM            (1U << IPATH_S_DISARM)
 
-/* kr_rcvctrl bits */
+/* kr_rcvctrl bits that are the same on multiple chips */
 #define INFINIPATH_R_PORTENABLE_SHIFT 0
 #define INFINIPATH_R_QPMAP_ENABLE (1ULL << 38)
 
 /* kr_intstatus, kr_intclear, kr_intmask bits */
-#define INFINIPATH_I_RCVURG_SHIFT 0
-#define INFINIPATH_I_RCVAVAIL_SHIFT 12
-#define INFINIPATH_I_ERROR        0x80000000
-#define INFINIPATH_I_SPIOSENT     0x40000000
-#define INFINIPATH_I_SPIOBUFAVAIL 0x20000000
-#define INFINIPATH_I_GPIO         0x10000000
+#define INFINIPATH_I_SDMAINT           0x8000000000000000ULL
+#define INFINIPATH_I_SDMADISABLED      0x4000000000000000ULL
+#define INFINIPATH_I_ERROR             0x0000000080000000ULL
+#define INFINIPATH_I_SPIOSENT          0x0000000040000000ULL
+#define INFINIPATH_I_SPIOBUFAVAIL      0x0000000020000000ULL
+#define INFINIPATH_I_GPIO              0x0000000010000000ULL
+#define INFINIPATH_I_JINT              0x0000000004000000ULL
 
 /* kr_errorstatus, kr_errorclear, kr_errormask bits */
-#define INFINIPATH_E_RFORMATERR      0x0000000000000001ULL
-#define INFINIPATH_E_RVCRC           0x0000000000000002ULL
-#define INFINIPATH_E_RICRC           0x0000000000000004ULL
-#define INFINIPATH_E_RMINPKTLEN      0x0000000000000008ULL
-#define INFINIPATH_E_RMAXPKTLEN      0x0000000000000010ULL
-#define INFINIPATH_E_RLONGPKTLEN     0x0000000000000020ULL
-#define INFINIPATH_E_RSHORTPKTLEN    0x0000000000000040ULL
-#define INFINIPATH_E_RUNEXPCHAR      0x0000000000000080ULL
-#define INFINIPATH_E_RUNSUPVL        0x0000000000000100ULL
-#define INFINIPATH_E_REBP            0x0000000000000200ULL
-#define INFINIPATH_E_RIBFLOW         0x0000000000000400ULL
-#define INFINIPATH_E_RBADVERSION     0x0000000000000800ULL
-#define INFINIPATH_E_RRCVEGRFULL     0x0000000000001000ULL
-#define INFINIPATH_E_RRCVHDRFULL     0x0000000000002000ULL
-#define INFINIPATH_E_RBADTID         0x0000000000004000ULL
-#define INFINIPATH_E_RHDRLEN         0x0000000000008000ULL
-#define INFINIPATH_E_RHDR            0x0000000000010000ULL
-#define INFINIPATH_E_RIBLOSTLINK     0x0000000000020000ULL
-#define INFINIPATH_E_SMINPKTLEN      0x0000000020000000ULL
-#define INFINIPATH_E_SMAXPKTLEN      0x0000000040000000ULL
-#define INFINIPATH_E_SUNDERRUN       0x0000000080000000ULL
-#define INFINIPATH_E_SPKTLEN         0x0000000100000000ULL
-#define INFINIPATH_E_SDROPPEDSMPPKT  0x0000000200000000ULL
-#define INFINIPATH_E_SDROPPEDDATAPKT 0x0000000400000000ULL
-#define INFINIPATH_E_SPIOARMLAUNCH   0x0000000800000000ULL
-#define INFINIPATH_E_SUNEXPERRPKTNUM 0x0000001000000000ULL
-#define INFINIPATH_E_SUNSUPVL        0x0000002000000000ULL
-#define INFINIPATH_E_IBSTATUSCHANGED 0x0001000000000000ULL
-#define INFINIPATH_E_INVALIDADDR     0x0002000000000000ULL
-#define INFINIPATH_E_RESET           0x0004000000000000ULL
-#define INFINIPATH_E_HARDWARE        0x0008000000000000ULL
+#define INFINIPATH_E_RFORMATERR                        0x0000000000000001ULL
+#define INFINIPATH_E_RVCRC                     0x0000000000000002ULL
+#define INFINIPATH_E_RICRC                     0x0000000000000004ULL
+#define INFINIPATH_E_RMINPKTLEN                        0x0000000000000008ULL
+#define INFINIPATH_E_RMAXPKTLEN                        0x0000000000000010ULL
+#define INFINIPATH_E_RLONGPKTLEN               0x0000000000000020ULL
+#define INFINIPATH_E_RSHORTPKTLEN              0x0000000000000040ULL
+#define INFINIPATH_E_RUNEXPCHAR                        0x0000000000000080ULL
+#define INFINIPATH_E_RUNSUPVL                  0x0000000000000100ULL
+#define INFINIPATH_E_REBP                      0x0000000000000200ULL
+#define INFINIPATH_E_RIBFLOW                   0x0000000000000400ULL
+#define INFINIPATH_E_RBADVERSION               0x0000000000000800ULL
+#define INFINIPATH_E_RRCVEGRFULL               0x0000000000001000ULL
+#define INFINIPATH_E_RRCVHDRFULL               0x0000000000002000ULL
+#define INFINIPATH_E_RBADTID                   0x0000000000004000ULL
+#define INFINIPATH_E_RHDRLEN                   0x0000000000008000ULL
+#define INFINIPATH_E_RHDR                      0x0000000000010000ULL
+#define INFINIPATH_E_RIBLOSTLINK               0x0000000000020000ULL
+#define INFINIPATH_E_SENDSPECIALTRIGGER                0x0000000008000000ULL
+#define INFINIPATH_E_SDMADISABLED              0x0000000010000000ULL
+#define INFINIPATH_E_SMINPKTLEN                        0x0000000020000000ULL
+#define INFINIPATH_E_SMAXPKTLEN                        0x0000000040000000ULL
+#define INFINIPATH_E_SUNDERRUN                 0x0000000080000000ULL
+#define INFINIPATH_E_SPKTLEN                   0x0000000100000000ULL
+#define INFINIPATH_E_SDROPPEDSMPPKT            0x0000000200000000ULL
+#define INFINIPATH_E_SDROPPEDDATAPKT           0x0000000400000000ULL
+#define INFINIPATH_E_SPIOARMLAUNCH             0x0000000800000000ULL
+#define INFINIPATH_E_SUNEXPERRPKTNUM           0x0000001000000000ULL
+#define INFINIPATH_E_SUNSUPVL                  0x0000002000000000ULL
+#define INFINIPATH_E_SENDBUFMISUSE             0x0000004000000000ULL
+#define INFINIPATH_E_SDMAGENMISMATCH           0x0000008000000000ULL
+#define INFINIPATH_E_SDMAOUTOFBOUND            0x0000010000000000ULL
+#define INFINIPATH_E_SDMATAILOUTOFBOUND                0x0000020000000000ULL
+#define INFINIPATH_E_SDMABASE                  0x0000040000000000ULL
+#define INFINIPATH_E_SDMA1STDESC               0x0000080000000000ULL
+#define INFINIPATH_E_SDMARPYTAG                        0x0000100000000000ULL
+#define INFINIPATH_E_SDMADWEN                  0x0000200000000000ULL
+#define INFINIPATH_E_SDMAMISSINGDW             0x0000400000000000ULL
+#define INFINIPATH_E_SDMAUNEXPDATA             0x0000800000000000ULL
+#define INFINIPATH_E_IBSTATUSCHANGED           0x0001000000000000ULL
+#define INFINIPATH_E_INVALIDADDR               0x0002000000000000ULL
+#define INFINIPATH_E_RESET                     0x0004000000000000ULL
+#define INFINIPATH_E_HARDWARE                  0x0008000000000000ULL
+#define INFINIPATH_E_SDMADESCADDRMISALIGN      0x0010000000000000ULL
+#define INFINIPATH_E_INVALIDEEPCMD             0x0020000000000000ULL
 
 /*
  * this is used to print "common" packet errors only when the
                | INFINIPATH_E_RICRC | INFINIPATH_E_RSHORTPKTLEN \
                | INFINIPATH_E_REBP )
 
+/* Convenience for decoding Send DMA errors */
+#define INFINIPATH_E_SDMAERRS ( \
+       INFINIPATH_E_SDMAGENMISMATCH | INFINIPATH_E_SDMAOUTOFBOUND | \
+       INFINIPATH_E_SDMATAILOUTOFBOUND | INFINIPATH_E_SDMABASE | \
+       INFINIPATH_E_SDMA1STDESC | INFINIPATH_E_SDMARPYTAG | \
+       INFINIPATH_E_SDMADWEN | INFINIPATH_E_SDMAMISSINGDW | \
+       INFINIPATH_E_SDMAUNEXPDATA | \
+       INFINIPATH_E_SDMADESCADDRMISALIGN | \
+       INFINIPATH_E_SDMADISABLED | \
+       INFINIPATH_E_SENDBUFMISUSE)
+
 /* kr_hwerrclear, kr_hwerrmask, kr_hwerrstatus, bits */
 /* TXEMEMPARITYERR bit 0: PIObuf, 1: PIOpbc, 2: launchfifo
  * RXEMEMPARITYERR bit 0: rcvbuf, 1: lookupq, 2:  expTID, 3: eagerTID
 #define INFINIPATH_HWE_RXEMEMPARITYERR_HDRINFO  0x40ULL
 /* waldo specific -- find the rest in ipath_6110.c */
 #define INFINIPATH_HWE_RXDSYNCMEMPARITYERR  0x0000000400000000ULL
-/* monty specific -- find the rest in ipath_6120.c */
+/* 6120/7220 specific -- find the rest in ipath_6120.c and ipath_7220.c */
 #define INFINIPATH_HWE_MEMBISTFAILED   0x0040000000000000ULL
 
 /* kr_hwdiagctrl bits */
 #define INFINIPATH_IBCC_LINKINITCMD_SLEEP 3
 #define INFINIPATH_IBCC_LINKINITCMD_SHIFT 16
 #define INFINIPATH_IBCC_LINKCMD_MASK 0x3ULL
-#define INFINIPATH_IBCC_LINKCMD_DOWN 1 /* move to 0x11 */
-#define INFINIPATH_IBCC_LINKCMD_ARMED 2        /* move to 0x21 */
+#define INFINIPATH_IBCC_LINKCMD_DOWN 1         /* move to 0x11 */
+#define INFINIPATH_IBCC_LINKCMD_ARMED 2                /* move to 0x21 */
 #define INFINIPATH_IBCC_LINKCMD_ACTIVE 3       /* move to 0x31 */
 #define INFINIPATH_IBCC_LINKCMD_SHIFT 18
 #define INFINIPATH_IBCC_MAXPKTLEN_MASK 0x7FFULL
 #define INFINIPATH_IBCC_LINKDOWNDEFAULTSTATE 0x4000000000000000ULL
 
 /* kr_ibcstatus bits */
-#define INFINIPATH_IBCS_LINKTRAININGSTATE_MASK 0xF
 #define INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT 0
 #define INFINIPATH_IBCS_LINKSTATE_MASK 0x7
-#define INFINIPATH_IBCS_LINKSTATE_SHIFT 4
+
 #define INFINIPATH_IBCS_TXREADY       0x40000000
 #define INFINIPATH_IBCS_TXCREDITOK    0x80000000
 /* link training states (shift by
 #define INFINIPATH_IBCS_LT_STATE_RECOVERRETRAIN        0x0c
 #define INFINIPATH_IBCS_LT_STATE_RECOVERWAITRMT        0x0e
 #define INFINIPATH_IBCS_LT_STATE_RECOVERIDLE   0x0f
-/* link state machine states (shift by INFINIPATH_IBCS_LINKSTATE_SHIFT) */
+/* link state machine states (shift by ibcs_ls_shift) */
 #define INFINIPATH_IBCS_L_STATE_DOWN           0x0
 #define INFINIPATH_IBCS_L_STATE_INIT           0x1
 #define INFINIPATH_IBCS_L_STATE_ARM            0x2
 #define INFINIPATH_IBCS_L_STATE_ACTIVE         0x3
 #define INFINIPATH_IBCS_L_STATE_ACT_DEFER      0x4
 
-/* combination link status states that we use with some frequency */
-#define IPATH_IBSTATE_MASK ((INFINIPATH_IBCS_LINKTRAININGSTATE_MASK \
-               << INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT) | \
-               (INFINIPATH_IBCS_LINKSTATE_MASK \
-               <<INFINIPATH_IBCS_LINKSTATE_SHIFT))
-#define IPATH_IBSTATE_INIT ((INFINIPATH_IBCS_L_STATE_INIT \
-               << INFINIPATH_IBCS_LINKSTATE_SHIFT) | \
-               (INFINIPATH_IBCS_LT_STATE_LINKUP \
-               <<INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT))
-#define IPATH_IBSTATE_ARM ((INFINIPATH_IBCS_L_STATE_ARM \
-               << INFINIPATH_IBCS_LINKSTATE_SHIFT) | \
-               (INFINIPATH_IBCS_LT_STATE_LINKUP \
-               <<INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT))
-#define IPATH_IBSTATE_ACTIVE ((INFINIPATH_IBCS_L_STATE_ACTIVE \
-               << INFINIPATH_IBCS_LINKSTATE_SHIFT) | \
-               (INFINIPATH_IBCS_LT_STATE_LINKUP \
-               <<INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT))
 
 /* kr_extstatus bits */
 #define INFINIPATH_EXTS_SERDESPLLLOCK 0x1
 /* L1 Power down; use with RXDETECT, Otherwise not used on IB side */
 #define INFINIPATH_SERDC0_L1PWR_DN      0xF0ULL
 
-/* kr_xgxsconfig bits */
-#define INFINIPATH_XGXS_RESET          0x7ULL
+/* common kr_xgxsconfig bits (or safe in all, even if not implemented) */
 #define INFINIPATH_XGXS_RX_POL_SHIFT 19
 #define INFINIPATH_XGXS_RX_POL_MASK 0xfULL
 
@@ -417,6 +434,29 @@ struct ipath_kregs {
        ipath_kreg kr_pcieq1serdesconfig0;
        ipath_kreg kr_pcieq1serdesconfig1;
        ipath_kreg kr_pcieq1serdesstatus;
+       ipath_kreg kr_hrtbt_guid;
+       ipath_kreg kr_ibcddrctrl;
+       ipath_kreg kr_ibcddrstatus;
+       ipath_kreg kr_jintreload;
+
+       /* send dma related regs */
+       ipath_kreg kr_senddmabase;
+       ipath_kreg kr_senddmalengen;
+       ipath_kreg kr_senddmatail;
+       ipath_kreg kr_senddmahead;
+       ipath_kreg kr_senddmaheadaddr;
+       ipath_kreg kr_senddmabufmask0;
+       ipath_kreg kr_senddmabufmask1;
+       ipath_kreg kr_senddmabufmask2;
+       ipath_kreg kr_senddmastatus;
+
+       /* SerDes related regs (IBA7220-only) */
+       ipath_kreg kr_ibserdesctrl;
+       ipath_kreg kr_ib_epbacc;
+       ipath_kreg kr_ib_epbtrans;
+       ipath_kreg kr_pcie_epbacc;
+       ipath_kreg kr_pcie_epbtrans;
+       ipath_kreg kr_ib_ddsrxeq;
 };
 
 struct ipath_cregs {