On Thu, 2006-03-02 at 03:37, Heiko J Schick wrote:
> --- linux-2.6.16-rc4-orig/drivers/infiniband/hw/ehca/ehca_hca.c
> 1970-01-01 01:00:00.000000000 +0100
> +++ linux-2.6.16-rc4/drivers/infiniband/hw/ehca/ehca_hca.c 2006-02-28
> 08:41:04.000000000 +0100
> @@ -0,0 +1,317 @@
> +/*
> + * IBM eServer eHCA Infiniband device driver for Linux on POWER
> + *
> + * HCA query functions
> + *
> + * Authors: Heiko J Schick <[EMAIL PROTECTED]>
> + * Christoph Raisch <[EMAIL PROTECTED]>
> + *
> + * Copyright (c) 2005 IBM Corporation
> + *
> + * All rights reserved.
> + *
> + * This source code is distributed under a dual license of GPL v2.0 and
> OpenIB
> + * BSD.
> + *
> + * OpenIB BSD License
> + *
> + * 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.
> + *
> + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
> IS"
> + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
> + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
> + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
> + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
> + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
> + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
> + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
> WHETHER
> + * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
> + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
> + * POSSIBILITY OF SUCH DAMAGE.
> + *
> + * $Id: ehca_hca.c,v 1.4 2006/02/28 07:41:04 schickhj Exp $
> + */
> +
> +#undef DEB_PREFIX
> +#define DEB_PREFIX "shca"
> +
> +#include "ehca_kernel.h"
> +#include "ehca_tools.h"
> +
> +#include "hcp_if.h" /* TODO: later via hipz_* header file */
> +
> +#define TO_MAX_INT(dest, src) \
> + if (src >= INT_MAX) \
> + dest = INT_MAX; \
> + else \
> + dest = src
> +
> +int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props)
> +{
> + int ret = 0;
> + struct ehca_shca *shca;
> + struct hipz_query_hca *rblock;
> +
> + EDEB_EN(7, "");
> +
> + memset(props, 0, sizeof(struct ib_device_attr));
> + shca = container_of(ibdev, struct ehca_shca, ib_device);
> +
> + rblock = kmalloc(PAGE_SIZE, GFP_KERNEL);
> + if (rblock == NULL) {
> + EDEB_ERR(4, "Can't allocate rblock memory.");
> + ret = -ENOMEM;
> + goto query_device0;
> + }
> +
> + memset(rblock, 0, PAGE_SIZE);
> +
> + if (hipz_h_query_hca(shca->ipz_hca_handle, rblock) != H_Success) {
> + EDEB_ERR(4, "Can't query device properties");
> + ret = -EINVAL;
> + goto query_device1;
> + }
> + props->fw_ver = rblock->hw_ver;
Should there also be a /sys/class/infiniband/ehca<n>/fw_ver file created
as well ?
-- Hal
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