cxio_dbg.c

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/*
 * Copyright (c) 2006 Chelsio, Inc. All rights reserved.
 *
 * 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
 * OpenIB.org 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.
 *
 * 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.
 */
#ifdef DEBUG
#include <linux/types.h>
#include <linux/slab.h>
#include "common.h"
#include "cxgb3_ioctl.h"
#include "cxio_hal.h"
#include "cxio_wr.h"

void cxio_dump_tpt(struct cxio_rdev *rdev, u32 stag)
{
    struct ch_mem_range *m;
    u64 *data;
    int rc;
    int size = 32;

    m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
    if (!m) {
        PDBG("%s couldn't allocate memory.\n", __func__);
        return;
    }
    m->mem_id = MEM_PMRX;
    m->addr = (stag>>8) * 32 + rdev->rnic_info.tpt_base;
    m->len = size;
    PDBG("%s TPT addr 0x%x len %d\n", __func__, m->addr, m->len);
    rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
    if (rc) {
        PDBG("%s toectl returned error %d\n", __func__, rc);
        kfree(m);
        return;
    }

    data = (u64 *)m->buf;
    while (size > 0) {
        PDBG("TPT %08x: %016llx\n", m->addr, (unsigned long long) *data);
        size -= 8;
        data++;
        m->addr += 8;
    }
    kfree(m);
}

void cxio_dump_pbl(struct cxio_rdev *rdev, u32 pbl_addr, uint len, u8 shift)
{
    struct ch_mem_range *m;
    u64 *data;
    int rc;
    int size, npages;

    shift += 12;
    npages = (len + (1ULL << shift) - 1) >> shift;
    size = npages * sizeof(u64);

    m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
    if (!m) {
        PDBG("%s couldn't allocate memory.\n", __func__);
        return;
    }
    m->mem_id = MEM_PMRX;
    m->addr = pbl_addr;
    m->len = size;
    PDBG("%s PBL addr 0x%x len %d depth %d\n",
        __func__, m->addr, m->len, npages);
    rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
    if (rc) {
        PDBG("%s toectl returned error %d\n", __func__, rc);
        kfree(m);
        return;
    }

    data = (u64 *)m->buf;
    while (size > 0) {
        PDBG("PBL %08x: %016llx\n", m->addr, (unsigned long long) *data);
        size -= 8;
        data++;
        m->addr += 8;
    }
    kfree(m);
}

void cxio_dump_wqe(union t3_wr *wqe)
{
    __be64 *data = (__be64 *)wqe;
    uint size = (uint)(be64_to_cpu(*data) & 0xff);

    if (size == 0)
        size = 8;
    while (size > 0) {
        PDBG("WQE %p: %016llx\n", data,
             (unsigned long long) be64_to_cpu(*data));
        size--;
        data++;
    }
}

void cxio_dump_wce(struct t3_cqe *wce)
{
    __be64 *data = (__be64 *)wce;
    int size = sizeof(*wce);

    while (size > 0) {
        PDBG("WCE %p: %016llx\n", data,
             (unsigned long long) be64_to_cpu(*data));
        size -= 8;
        data++;
    }
}

void cxio_dump_rqt(struct cxio_rdev *rdev, u32 hwtid, int nents)
{
    struct ch_mem_range *m;
    int size = nents * 64;
    u64 *data;
    int rc;

    m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
    if (!m) {
        PDBG("%s couldn't allocate memory.\n", __func__);
        return;
    }
    m->mem_id = MEM_PMRX;
    m->addr = ((hwtid)<<10) + rdev->rnic_info.rqt_base;
    m->len = size;
    PDBG("%s RQT addr 0x%x len %d\n", __func__, m->addr, m->len);
    rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
    if (rc) {
        PDBG("%s toectl returned error %d\n", __func__, rc);
        kfree(m);
        return;
    }

    data = (u64 *)m->buf;
    while (size > 0) {
        PDBG("RQT %08x: %016llx\n", m->addr, (unsigned long long) *data);
        size -= 8;
        data++;
        m->addr += 8;
    }
    kfree(m);
}

void cxio_dump_tcb(struct cxio_rdev *rdev, u32 hwtid)
{
    struct ch_mem_range *m;
    int size = TCB_SIZE;
    u32 *data;
    int rc;

    m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
    if (!m) {
        PDBG("%s couldn't allocate memory.\n", __func__);
        return;
    }
    m->mem_id = MEM_CM;
    m->addr = hwtid * size;
    m->len = size;
    PDBG("%s TCB %d len %d\n", __func__, m->addr, m->len);
    rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
    if (rc) {
        PDBG("%s toectl returned error %d\n", __func__, rc);
        kfree(m);
        return;
    }

    data = (u32 *)m->buf;
    while (size > 0) {
        printk("%2u: %08x %08x %08x %08x %08x %08x %08x %08x\n",
            m->addr,
            *(data+2), *(data+3), *(data),*(data+1),
            *(data+6), *(data+7), *(data+4), *(data+5));
        size -= 32;
        data += 8;
        m->addr += 32;
    }
    kfree(m);
}
#endif