new file mode 100644
@@ -0,0 +1,442 @@
+/*
+ * Software iWARP device driver for Linux
+ *
+ * Authors: Bernard Metzler <bmt@zurich.ibm.com>
+ * Fredy Neeser <nfd@zurich.ibm.com>
+ *
+ * Copyright (c) 2008-2017, IBM Corporation
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of IBM nor the names of its contributors may be
+ * used to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <linux/errno.h>
+#include <linux/types.h>
+#include <net/tcp.h>
+#include <linux/list.h>
+#include <linux/debugfs.h>
+
+#include <rdma/iw_cm.h>
+#include <rdma/ib_verbs.h>
+#include <rdma/ib_smi.h>
+#include <rdma/ib_user_verbs.h>
+
+#include "siw.h"
+#include "siw_cm.h"
+#include "siw_obj.h"
+
+#define FDENTRY(f) (f->f_path.dentry)
+
+
+static struct dentry *siw_debugfs;
+
+static ssize_t siw_show_qps(struct file *f, char __user *buf, size_t space,
+ loff_t *ppos)
+{
+ struct siw_dev *sdev = FDENTRY(f)->d_inode->i_private;
+ struct list_head *pos, *tmp;
+ char *kbuf = NULL;
+ int len = 0, n, num_qp;
+
+ if (*ppos)
+ goto out;
+
+ kbuf = kmalloc(space, GFP_KERNEL);
+ if (!kbuf)
+ goto out;
+
+ num_qp = atomic_read(&sdev->num_qp);
+ if (!num_qp)
+ goto out;
+
+ len = snprintf(kbuf, space, "%s: %d QPs\n", sdev->ofa_dev.name, num_qp);
+ if (len > space) {
+ len = space;
+ goto out;
+ }
+ space -= len;
+ n = snprintf(kbuf + len, space,
+ "%-15s%-6s%-6s%-5s%-5s%-5s%-5s%-5s%-20s%s\n",
+ "QP-ID", "State", "Ref's", "SQ", "RQ", "IRQ", "ORQ",
+ "s/r", "Sock", "CEP");
+
+ if (n > space) {
+ len += space;
+ goto out;
+ }
+ len += n;
+ space -= n;
+
+ list_for_each_safe(pos, tmp, &sdev->qp_list) {
+ struct siw_qp *qp = list_entry(pos, struct siw_qp, devq);
+
+ n = snprintf(kbuf + len, space,
+ "%-15d%-6d%-6d%-5d%-5d%-5d%-5d%d/%-3d0x%-18p0x%-18p\n",
+ QP_ID(qp),
+ qp->attrs.state,
+ refcount_read(&qp->hdr.ref),
+ qp->attrs.sq_size,
+ qp->attrs.rq_size,
+ qp->attrs.irq_size,
+ qp->attrs.orq_size,
+ tx_wqe(qp) ? 1 : 0,
+ rx_wqe(qp) ? 1 : 0,
+ qp->attrs.llp_stream_handle,
+ qp->cep);
+ if (n < space) {
+ len += n;
+ space -= n;
+ } else {
+ len += space;
+ break;
+ }
+ }
+out:
+ if (len)
+ len = simple_read_from_buffer(buf, len, ppos, kbuf, len);
+
+ kfree(kbuf);
+
+ return len;
+};
+
+static ssize_t siw_show_ceps(struct file *f, char __user *buf, size_t space,
+ loff_t *ppos)
+{
+ struct siw_dev *sdev = FDENTRY(f)->d_inode->i_private;
+ struct list_head *pos, *tmp;
+ char *kbuf = NULL;
+ int len = 0, n, num_cep;
+
+ if (*ppos)
+ goto out;
+
+ kbuf = kmalloc(space, GFP_KERNEL);
+ if (!kbuf)
+ goto out;
+
+ num_cep = atomic_read(&sdev->num_cep);
+ if (!num_cep)
+ goto out;
+
+ len = snprintf(kbuf, space, "%s: %d CEPs\n", sdev->ofa_dev.name,
+ num_cep);
+ if (len > space) {
+ len = space;
+ goto out;
+ }
+ space -= len;
+
+ n = snprintf(kbuf + len, space,
+ "%-20s%-6s%-6s%-9s%-5s%-3s%-4s%-21s%-9s\n",
+ "CEP", "State", "Ref's", "QP-ID", "LQ", "LC", "U", "Sock",
+ "CM-ID");
+
+ if (n > space) {
+ len += space;
+ goto out;
+ }
+ len += n;
+ space -= n;
+
+ list_for_each_safe(pos, tmp, &sdev->cep_list) {
+ struct siw_cep *cep = list_entry(pos, struct siw_cep, devq);
+
+ n = snprintf(kbuf + len, space,
+ "0x%-18p%-6d%-6d%-9d%-5s%-3s%-4d0x%-18p 0x%-16p\n",
+ cep, cep->state,
+ refcount_read(&cep->ref),
+ cep->qp ? QP_ID(cep->qp) : -1,
+ list_empty(&cep->listenq) ? "n" : "y",
+ cep->listen_cep ? "y" : "n",
+ cep->in_use,
+ cep->llp.sock,
+ cep->cm_id);
+ if (n < space) {
+ len += n;
+ space -= n;
+ } else {
+ len += space;
+ break;
+ }
+ }
+out:
+ if (len)
+ len = simple_read_from_buffer(buf, len, ppos, kbuf, len);
+
+ kfree(kbuf);
+
+ return len;
+};
+
+static ssize_t siw_show_stats(struct file *f, char __user *buf, size_t space,
+ loff_t *ppos)
+{
+ struct siw_dev *sdev = FDENTRY(f)->d_inode->i_private;
+ char *kbuf = NULL;
+ int len = 0;
+
+ if (*ppos)
+ goto out;
+
+ kbuf = kmalloc(space, GFP_KERNEL);
+ if (!kbuf)
+ goto out;
+
+ len = snprintf(kbuf, space, "Allocated SIW Objects:\n"
+ "Device %s (%s):\t"
+ "%s: %d, %s %d, %s: %d, %s: %d, %s: %d, %s: %d, %s: %d\n",
+ sdev->ofa_dev.name,
+ sdev->netdev->flags & IFF_UP ? "IFF_UP" : "IFF_DOWN",
+ "CXs", atomic_read(&sdev->num_ctx),
+ "PDs", atomic_read(&sdev->num_pd),
+ "QPs", atomic_read(&sdev->num_qp),
+ "CQs", atomic_read(&sdev->num_cq),
+ "SRQs", atomic_read(&sdev->num_srq),
+ "MRs", atomic_read(&sdev->num_mem),
+ "CEPs", atomic_read(&sdev->num_cep));
+ if (len > space)
+ len = space;
+out:
+ if (len)
+ len = simple_read_from_buffer(buf, len, ppos, kbuf, len);
+
+ kfree(kbuf);
+ return len;
+}
+
+static const struct file_operations siw_qp_debug_fops = {
+ .owner = THIS_MODULE,
+ .read = siw_show_qps
+};
+
+static const struct file_operations siw_cep_debug_fops = {
+ .owner = THIS_MODULE,
+ .read = siw_show_ceps
+};
+
+static const struct file_operations siw_stats_debug_fops = {
+ .owner = THIS_MODULE,
+ .read = siw_show_stats
+};
+
+void siw_debugfs_add_device(struct siw_dev *sdev)
+{
+ struct dentry *entry;
+
+ if (!siw_debugfs)
+ return;
+
+ sdev->debugfs = debugfs_create_dir(sdev->ofa_dev.name, siw_debugfs);
+ if (sdev->debugfs) {
+ entry = debugfs_create_file("qp", 0400, sdev->debugfs,
+ (void *)sdev, &siw_qp_debug_fops);
+ if (!entry)
+ dprint(DBG_DM, ": could not create 'qp' entry\n");
+
+ entry = debugfs_create_file("cep", 0400, sdev->debugfs,
+ (void *)sdev, &siw_cep_debug_fops);
+ if (!entry)
+ dprint(DBG_DM, ": could not create 'cep' entry\n");
+
+ entry = debugfs_create_file("stats", 0400, sdev->debugfs,
+ (void *)sdev,
+ &siw_stats_debug_fops);
+ if (!entry)
+ dprint(DBG_DM, ": could not create 'stats' entry\n");
+ }
+}
+
+void siw_debugfs_del_device(struct siw_dev *sdev)
+{
+ debugfs_remove_recursive(sdev->debugfs);
+ sdev->debugfs = NULL;
+}
+
+void siw_debug_init(void)
+{
+ siw_debugfs = debugfs_create_dir("siw", NULL);
+
+ if (!siw_debugfs || siw_debugfs == ERR_PTR(-ENODEV)) {
+ dprint(DBG_DM, ": could not init debugfs\n");
+ siw_debugfs = NULL;
+ }
+}
+
+void siw_debugfs_delete(void)
+{
+ debugfs_remove_recursive(siw_debugfs);
+ siw_debugfs = NULL;
+}
+
+void siw_print_qp_attr_mask(enum ib_qp_attr_mask attr_mask, char *msg)
+{
+ pr_info("-------- %s -------\n", msg);
+ if (IB_QP_STATE & attr_mask)
+ pr_info("IB_QP_STATE\n");
+ if (IB_QP_CUR_STATE & attr_mask)
+ pr_info("IB_QP_CUR_STATE\n");
+ if (IB_QP_EN_SQD_ASYNC_NOTIFY & attr_mask)
+ pr_info("IB_QP_EN_SQD_ASYNC_NOTIFY\n");
+ if (IB_QP_ACCESS_FLAGS & attr_mask)
+ pr_info("IB_QP_ACCESS_FLAGS\n");
+ if (IB_QP_PKEY_INDEX & attr_mask)
+ pr_info("IB_QP_PKEY_INDEX\n");
+ if (IB_QP_PORT & attr_mask)
+ pr_info("IB_QP_PORT\n");
+ if (IB_QP_QKEY & attr_mask)
+ pr_info("IB_QP_QKEY\n");
+ if (IB_QP_AV & attr_mask)
+ pr_info("IB_QP_AV\n");
+ if (IB_QP_PATH_MTU & attr_mask)
+ pr_info("IB_QP_PATH_MTU\n");
+ if (IB_QP_TIMEOUT & attr_mask)
+ pr_info("IB_QP_TIMEOUT\n");
+ if (IB_QP_RETRY_CNT & attr_mask)
+ pr_info("IB_QP_RETRY_CNT\n");
+ if (IB_QP_RNR_RETRY & attr_mask)
+ pr_info("IB_QP_RNR_RETRY\n");
+ if (IB_QP_RQ_PSN & attr_mask)
+ pr_info("IB_QP_RQ_PSN\n");
+ if (IB_QP_MAX_QP_RD_ATOMIC & attr_mask)
+ pr_info("IB_QP_MAX_QP_RD_ATOMIC\n");
+ if (IB_QP_ALT_PATH & attr_mask)
+ pr_info("IB_QP_ALT_PATH\n");
+ if (IB_QP_MIN_RNR_TIMER & attr_mask)
+ pr_info("IB_QP_MIN_RNR_TIMER\n");
+ if (IB_QP_SQ_PSN & attr_mask)
+ pr_info("IB_QP_SQ_PSN\n");
+ if (IB_QP_MAX_DEST_RD_ATOMIC & attr_mask)
+ pr_info("IB_QP_MAX_DEST_RD_ATOMIC\n");
+ if (IB_QP_PATH_MIG_STATE & attr_mask)
+ pr_info("IB_QP_PATH_MIG_STATE\n");
+ if (IB_QP_CAP & attr_mask)
+ pr_info("IB_QP_CAP\n");
+ if (IB_QP_DEST_QPN & attr_mask)
+ pr_info("IB_QP_DEST_QPN\n");
+ pr_info("-------- %s -(end)-\n", msg);
+}
+
+void siw_print_hdr(union iwarp_hdrs *hdr, int qp_id, char *msg)
+{
+ switch (__rdmap_opcode(&hdr->ctrl)) {
+
+ case RDMAP_RDMA_WRITE:
+ pr_info("QP%04d %s(WRITE, MPA len %d): %08x %016llx\n",
+ qp_id, msg, ntohs(hdr->ctrl.mpa_len),
+ hdr->rwrite.sink_stag, hdr->rwrite.sink_to);
+ break;
+
+ case RDMAP_RDMA_READ_REQ:
+ pr_info("QP%04d %s(RREQ, MPA len %d): %08x %08x %08x %08x %016llx %08x %08x %016llx\n",
+ qp_id, msg,
+ ntohs(hdr->ctrl.mpa_len),
+ hdr->rreq.ddp_qn, hdr->rreq.ddp_msn,
+ hdr->rreq.ddp_mo, hdr->rreq.sink_stag,
+ hdr->rreq.sink_to, hdr->rreq.read_size,
+ hdr->rreq.source_stag, hdr->rreq.source_to);
+
+ break;
+
+ case RDMAP_RDMA_READ_RESP:
+ pr_info("QP%04d %s(RRESP, MPA len %d): %08x %016llx\n",
+ qp_id, msg, ntohs(hdr->ctrl.mpa_len),
+ hdr->rresp.sink_stag, hdr->rresp.sink_to);
+ break;
+
+ case RDMAP_SEND:
+ pr_info("QP%04d %s(SEND, MPA len %d): %08x %08x %08x\n",
+ qp_id, msg, ntohs(hdr->ctrl.mpa_len),
+ hdr->send.ddp_qn, hdr->send.ddp_msn, hdr->send.ddp_mo);
+ break;
+
+ case RDMAP_SEND_INVAL:
+ pr_info("QP%04d %s(S_INV, MPA len %d): %08x %08x %08x\n",
+ qp_id, msg, ntohs(hdr->ctrl.mpa_len),
+ hdr->send.ddp_qn, hdr->send.ddp_msn,
+ hdr->send.ddp_mo);
+ break;
+
+ case RDMAP_SEND_SE:
+ pr_info("QP%04d %s(S_SE, MPA len %d): %08x %08x %08x\n",
+ qp_id, msg, ntohs(hdr->ctrl.mpa_len),
+ hdr->send.ddp_qn, hdr->send.ddp_msn,
+ hdr->send.ddp_mo);
+ break;
+
+ case RDMAP_SEND_SE_INVAL:
+ pr_info("QP%04d %s(S_SE_INV, MPA len %d): %08x %08x %08x\n",
+ qp_id, msg, ntohs(hdr->ctrl.mpa_len),
+ hdr->send.ddp_qn, hdr->send.ddp_msn,
+ hdr->send.ddp_mo);
+ break;
+
+ case RDMAP_TERMINATE:
+ pr_info("QP%04d %s(TERM, MPA len %d):\n", qp_id, msg,
+ ntohs(hdr->ctrl.mpa_len));
+ break;
+
+ default:
+ pr_info("QP%04d %s ?????\n", qp_id, msg);
+ break;
+ }
+}
+
+void siw_print_rctx(struct siw_iwarp_rx *rctx)
+{
+ pr_info("---RX Context---\n");
+ siw_print_hdr(&rctx->hdr, RX_QPID(rctx), "\nCurrent Pkt:\t");
+ pr_info("Skbuf State:\tp:0x%p, new:%d, off:%d, copied:%d\n",
+ rctx->skb, rctx->skb_new, rctx->skb_offset, rctx->skb_copied);
+ pr_info("FPDU State:\trx_state:%d,\n\t\trcvd:%d, rem:%d, pad:%d\n",
+ rctx->state, rctx->fpdu_part_rcvd,
+ rctx->fpdu_part_rem, rctx->pad);
+ pr_info("Rx Mem:\t\tp:0x%p, stag:0x%08x, mem_id:%d\n",
+ &rctx->wqe_active, rctx->ddp_stag, rctx->ddp_stag >> 8);
+ pr_info("DDP State:\tprev_op:%d, first_seg:%d, more_segs:%d\n",
+ rctx->prev_rdmap_opcode, rctx->first_ddp_seg,
+ rctx->more_ddp_segs);
+ pr_info("MPA State:\tlen:%d, crc_enabled:%d, crc:0x%x\n",
+ ntohs(rctx->hdr.ctrl.mpa_len), rctx->mpa_crc_hd ? 1 : 0,
+ rctx->trailer.crc);
+ pr_info("----------------\n");
+}
+
+#if DPRINT_MASK > 0
+char ib_qp_state_to_string[IB_QPS_ERR+1][sizeof "RESET"] = {
+ [IB_QPS_RESET] = "RESET",
+ [IB_QPS_INIT] = "INIT",
+ [IB_QPS_RTR] = "RTR",
+ [IB_QPS_RTS] = "RTS",
+ [IB_QPS_SQD] = "SQD",
+ [IB_QPS_SQE] = "SQE",
+ [IB_QPS_ERR] = "ERR"
+};
+#endif
new file mode 100644
@@ -0,0 +1,178 @@
+/*
+ * Software iWARP device driver for Linux
+ *
+ * Authors: Fredy Neeser <nfd@zurich.ibm.com>
+ * Bernard Metzler <bmt@zurich.ibm.com>
+ *
+ * Copyright (c) 2008-2017, IBM Corporation
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of IBM nor the names of its contributors may be
+ * used to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef _SIW_DEBUG_H
+#define _SIW_DEBUG_H
+
+#include <linux/uaccess.h>
+#include <linux/hardirq.h> /* in_interrupt() */
+
+/*
+ * dprint: Selective debug printing
+ *
+ * Use an OR combination of DBG_* as dbgcat in dprint*(dbgcat,...)
+ * to assign debug messages to categories:
+ *
+ * dbgcat Debug message belongs to category
+ * ----------------------------------------------------------------------------
+ * DBG_ON Always on, for really important events or error conditions
+ * DBG_TMP Temporarily on for fine-grained debugging
+ * DBQ_OBJ Object management (object construction/destruction/refcounting)
+ * DBG_MM Memory management
+ * DBG_EH Event handling (completion events and asynchronous events)
+ * DBG_CM Connection management, QP states
+ * DBG_WR Work requests
+ * DBG_TX iWARP TX path
+ * DBG_RX iWARP RX path
+ * DBG_SK Socket operations
+ * DBG_IRQ Interrupt context (SoftIRQ or HardIRQ)
+ * DBG_DM Device management
+ * DBG_HDR Packet HDRs
+ * DBG_ALL All categories above
+ */
+#define DBG_OFF 0
+#define DBG_ON 0x00000001
+#define DBG_TMP 0x00000002
+#define DBG_OBJ 0x00000004
+#define DBG_MM 0x00000008
+#define DBG_EH 0x00000010
+#define DBG_CM 0x00000020
+#define DBG_WR 0x00000040
+#define DBG_TX 0x00000080
+#define DBG_RX 0x00000100
+#define DBG_SK 0x00000200
+#define DBG_IRQ 0x00000800
+#define DBG_DM 0x00001000
+#define DBG_HDR 0x00002000
+#define DBG_CQ 0x00004000
+#define DBG_ALL (DBG_IRQ|DBG_SK|DBG_RX|DBG_TX|DBG_WR|\
+ DBG_CM|DBG_EH|DBG_MM|DBG_OBJ|DBG_TMP|\
+ DBG_DM|DBG_ON|DBG_HDR|DBG_CQ)
+#define DBG_ALL_NOHDR (DBG_IRQ|DBG_SK|DBG_RX|DBG_TX|DBG_WR|\
+ DBG_CM|DBG_EH|DBG_MM|DBG_OBJ|DBG_TMP|\
+ DBG_DM|DBG_ON)
+#define DBG_CTRL (DBG_ON|DBG_CM|DBG_DM)
+
+/*
+ * Set DPRINT_MASK to tailor your debugging needs:
+ *
+ * DPRINT_MASK value Enables debug messages for
+ * ---------------------------------------------------------------------
+ * DBG_ON Important events / error conditions only
+ * (minimum number of debug messages)
+ * OR-ed combination of DBG_* Selective debugging
+ * DBG_TX|DBG_ON + transmit path
+ * DBG_ALL All categories
+ */
+#define DPRINT_MASK (DBG_ON)
+
+struct siw_dev;
+struct siw_iwarp_rx;
+union iwarp_hdrs;
+
+extern void siw_debug_init(void);
+extern void siw_debugfs_add_device(struct siw_dev *dev);
+extern void siw_debugfs_del_device(struct siw_dev *dev);
+extern void siw_debugfs_delete(void);
+
+extern void siw_print_hdr(union iwarp_hdrs *hdr, int id, char *msg);
+extern void siw_print_rctx(struct siw_iwarp_rx *rctx);
+extern void siw_print_qp_attr_mask(enum ib_qp_attr_mask mask, char *msg);
+
+#ifndef refcount_read
+#define refcount_read(x) atomic_read(x.refcount.refs)
+#endif
+
+#if DPRINT_MASK > 0
+
+/**
+ * dprint - Selective debug print for process, SoftIRQ or HardIRQ context
+ *
+ * Debug print with selectable debug categories,
+ * starting with header
+ * - "( pid /cpu) __func__" for process context
+ * - "( irq /cpu) __func__" for IRQ context
+ *
+ * @dbgcat : Set of debug categories (OR-ed combination of DBG_* above),
+ * to which this debug message is assigned.
+ * @fmt : printf compliant format string
+ * @args : printf compliant argument list
+ */
+#define dprint(dbgcat, fmt, args...) \
+ do { \
+ if ((dbgcat) & DPRINT_MASK) { \
+ if (!in_interrupt()) \
+ pr_info("(%5d/%1d) %s" fmt, \
+ current->pid, \
+ current->on_cpu, \
+ __func__, ## args); \
+ else \
+ pr_info("( irq /%1d) %s" fmt, \
+ current->on_cpu, \
+ __func__, ## args); \
+ } \
+ } while (0)
+
+
+#define siw_dprint_rctx(r) siw_print_rctx(r)
+
+extern char ib_qp_state_to_string[IB_QPS_ERR+1][sizeof "RESET"];
+
+#else
+
+#define dprint(dbgcat, fmt, args...) do { } while (0)
+#define siw_dprint_rctx(r) do { } while (0)
+
+#endif
+
+
+#if DPRINT_MASK & DBG_HDR
+#define siw_dprint_hdr(h, i, m) siw_print_hdr(h, i, m)
+#else
+#define siw_dprint_hdr(h, i, m) do { } while (0)
+#endif
+
+#if DPRINT_MASK & DBG_CM
+#define siw_dprint_qp_attr_mask(mask)\
+ siw_print_qp_attr_mask(mask, (char *)__func__)
+#else
+#define siw_dprint_qp_attr_mask(mask) do { } while (0)
+#endif
+
+#endif
Signed-off-by: Bernard Metzler <bmt@zurich.ibm.com> --- drivers/infiniband/sw/siw/siw_debug.c | 442 ++++++++++++++++++++++++++++++++++ drivers/infiniband/sw/siw/siw_debug.h | 178 ++++++++++++++ 2 files changed, 620 insertions(+) create mode 100644 drivers/infiniband/sw/siw/siw_debug.c create mode 100644 drivers/infiniband/sw/siw/siw_debug.h