Merge branch 'for-2.6.27' of git://linux-nfs.org/~bfields/linux

[linux-2.6-omap-h63xx.git] / drivers / infiniband / hw / ipath / ipath_common.h

diff --git a/drivers/infiniband/hw/ipath/ipath_common.h b/drivers/infiniband/hw/ipath/ipath_common.h
index 591901aab6b75839e9242c0743c8938e14fabd82..28cfe97cf1e9c0bcca990bb8a9670725dca90661 100644 (file)
--- a/drivers/infiniband/hw/ipath/ipath_common.h
+++ b/drivers/infiniband/hw/ipath/ipath_common.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006, 2007 QLogic Corporation. All rights reserved.
+ * Copyright (c) 2006, 2007, 2008 QLogic Corporation. All rights reserved.
  * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved.
  *
  * This software is available to you under a choice of one of two
@@ -80,6 +80,8 @@
 #define IPATH_IB_LINKDOWN_DISABLE      5
 #define IPATH_IB_LINK_LOOPBACK 6 /* enable local loopback */
 #define IPATH_IB_LINK_EXTERNAL 7 /* normal, disable local loopback */
+#define IPATH_IB_LINK_NO_HRTBT 8 /* disable Heartbeat, e.g. for loopback */
+#define IPATH_IB_LINK_HRTBT    9 /* enable heartbeat, normal, non-loopback */
 
 /*
  * These 3 values (SDR and DDR may be ORed for auto-speed
@@ -198,7 +200,8 @@ typedef enum _ipath_ureg {
 #define IPATH_RUNTIME_FORCE_WC_ORDER   0x4
 #define IPATH_RUNTIME_RCVHDR_COPY      0x8
 #define IPATH_RUNTIME_MASTER   0x10
-/* 0x20 and 0x40 are no longer used, but are reserved for ABI compatibility */
+#define IPATH_RUNTIME_NODMA_RTAIL 0x80
+#define IPATH_RUNTIME_SDMA           0x200
 #define IPATH_RUNTIME_FORCE_PIOAVAIL 0x400
 #define IPATH_RUNTIME_PIO_REGSWAPPED 0x800
 
@@ -444,8 +447,9 @@ struct ipath_user_info {
 #define IPATH_CMD_PIOAVAILUPD  27      /* force an update of PIOAvail reg */
 #define IPATH_CMD_POLL_TYPE    28      /* set the kind of polling we want */
 #define IPATH_CMD_ARMLAUNCH_CTRL       29 /* armlaunch detection control */
-
-#define IPATH_CMD_MAX          29
+/* 30 is unused */
+#define IPATH_CMD_SDMA_INFLIGHT 31     /* sdma inflight counter request */
+#define IPATH_CMD_SDMA_COMPLETE 32     /* sdma completion counter request */
 
 /*
  * Poll types
@@ -483,6 +487,17 @@ struct ipath_cmd {
        union {
                struct ipath_tid_info tid_info;
                struct ipath_user_info user_info;
+
+               /*
+                * address in userspace where we should put the sdma
+                * inflight counter
+                */
+               __u64 sdma_inflight;
+               /*
+                * address in userspace where we should put the sdma
+                * completion counter
+                */
+               __u64 sdma_complete;
                /* address in userspace of struct ipath_port_info to
                   write result to */
                __u64 port_info;
@@ -537,7 +552,7 @@ struct ipath_diag_pkt {
 
 /* The second diag_pkt struct is the expanded version that allows
  * more control over the packet, specifically, by allowing a custom
- * pbc (+ extra) qword, so that special modes and deliberate
+ * pbc (+ static rate) qword, so that special modes and deliberate
  * changes to CRCs can be used. The elements were also re-ordered
  * for better alignment and to avoid padding issues.
  */
@@ -662,8 +677,12 @@ struct infinipath_counters {
 #define INFINIPATH_RHF_LENGTH_SHIFT 0
 #define INFINIPATH_RHF_RCVTYPE_MASK 0x7
 #define INFINIPATH_RHF_RCVTYPE_SHIFT 11
-#define INFINIPATH_RHF_EGRINDEX_MASK 0x7FF
+#define INFINIPATH_RHF_EGRINDEX_MASK 0xFFF
 #define INFINIPATH_RHF_EGRINDEX_SHIFT 16
+#define INFINIPATH_RHF_SEQ_MASK 0xF
+#define INFINIPATH_RHF_SEQ_SHIFT 0
+#define INFINIPATH_RHF_HDRQ_OFFSET_MASK 0x7FF
+#define INFINIPATH_RHF_HDRQ_OFFSET_SHIFT 4
 #define INFINIPATH_RHF_H_ICRCERR   0x80000000
 #define INFINIPATH_RHF_H_VCRCERR   0x40000000
 #define INFINIPATH_RHF_H_PARITYERR 0x20000000
@@ -673,6 +692,8 @@ struct infinipath_counters {
 #define INFINIPATH_RHF_H_TIDERR    0x02000000
 #define INFINIPATH_RHF_H_MKERR     0x01000000
 #define INFINIPATH_RHF_H_IBERR     0x00800000
+#define INFINIPATH_RHF_H_ERR_MASK  0xFF800000
+#define INFINIPATH_RHF_L_USE_EGR   0x80000000
 #define INFINIPATH_RHF_L_SWA       0x00008000
 #define INFINIPATH_RHF_L_SWB       0x00004000
 
@@ -696,6 +717,7 @@ struct infinipath_counters {
 /* SendPIO per-buffer control */
 #define INFINIPATH_SP_TEST    0x40
 #define INFINIPATH_SP_TESTEBP 0x20
+#define INFINIPATH_SP_TRIGGER_SHIFT  15
 
 /* SendPIOAvail bits */
 #define INFINIPATH_SENDPIOAVAIL_BUSY_SHIFT 1
@@ -762,6 +784,7 @@ struct ether_header {
 #define IPATH_MSN_MASK 0xFFFFFF
 #define IPATH_QPN_MASK 0xFFFFFF
 #define IPATH_MULTICAST_LID_BASE 0xC000
+#define IPATH_EAGER_TID_ID INFINIPATH_I_TID_MASK
 #define IPATH_MULTICAST_QPN 0xFFFFFF
 
 /* Receive Header Queue: receive type (from infinipath) */
@@ -781,7 +804,7 @@ struct ether_header {
  */
 static inline __u32 ipath_hdrget_err_flags(const __le32 * rbuf)
 {
-       return __le32_to_cpu(rbuf[1]);
+       return __le32_to_cpu(rbuf[1]) & INFINIPATH_RHF_H_ERR_MASK;
 }
 
 static inline __u32 ipath_hdrget_rcv_type(const __le32 * rbuf)
@@ -802,6 +825,23 @@ static inline __u32 ipath_hdrget_index(const __le32 * rbuf)
            & INFINIPATH_RHF_EGRINDEX_MASK;
 }
 
+static inline __u32 ipath_hdrget_seq(const __le32 *rbuf)
+{
+       return (__le32_to_cpu(rbuf[1]) >> INFINIPATH_RHF_SEQ_SHIFT)
+               & INFINIPATH_RHF_SEQ_MASK;
+}
+
+static inline __u32 ipath_hdrget_offset(const __le32 *rbuf)
+{
+       return (__le32_to_cpu(rbuf[1]) >> INFINIPATH_RHF_HDRQ_OFFSET_SHIFT)
+               & INFINIPATH_RHF_HDRQ_OFFSET_MASK;
+}
+
+static inline __u32 ipath_hdrget_use_egr_buf(const __le32 *rbuf)
+{
+       return __le32_to_cpu(rbuf[0]) & INFINIPATH_RHF_L_USE_EGR;
+}
+
 static inline __u32 ipath_hdrget_ipath_ver(__le32 hdrword)
 {
        return (__le32_to_cpu(hdrword) >> INFINIPATH_I_VERS_SHIFT)