linux_kernel/drivers/infiniband/hw/cxgb3/cxio_dbg.c

/*
 * 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)
		return;

	m->mem_id = MEM_PMRX;
	m->addr = (stag>>8) * 32 + rdev->rnic_info.tpt_base;
	m->len = size;
	pr_debug("%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) {
		pr_debug("%s toectl returned error %d\n", __func__, rc);
		kfree(m);
		return;
	}

	data = (u64 *)m->buf;
	while (size > 0) {
		pr_debug("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)
		return;

	m->mem_id = MEM_PMRX;
	m->addr = pbl_addr;
	m->len = size;
	pr_debug("%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) {
		pr_debug("%s toectl returned error %d\n", __func__, rc);
		kfree(m);
		return;
	}

	data = (u64 *)m->buf;
	while (size > 0) {
		pr_debug("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) {
		pr_debug("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) {
		pr_debug("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)
		return;

	m->mem_id = MEM_PMRX;
	m->addr = ((hwtid)<<10) + rdev->rnic_info.rqt_base;
	m->len = size;
	pr_debug("%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) {
		pr_debug("%s toectl returned error %d\n", __func__, rc);
		kfree(m);
		return;
	}

	data = (u64 *)m->buf;
	while (size > 0) {
		pr_debug("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)
		return;

	m->mem_id = MEM_CM;
	m->addr = hwtid * size;
	m->len = size;
	pr_debug("%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) {
		pr_debug("%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