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/*
* Linux network driver for Brocade Converged Network Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/*
* Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*/
#include <linux/firmware.h>
#include "bfi.h"
#include "cna.h"
const struct firmware *bfi_fw;
static u32 *bfi_image_ct_cna, *bfi_image_ct2_cna;
static u32 bfi_image_ct_cna_size, bfi_image_ct2_cna_size;
static u32 *
cna_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
u32 *bfi_image_size, char *fw_name)
{
const struct firmware *fw;
if (request_firmware(&fw, fw_name, &pdev->dev)) {
pr_alert("Can't locate firmware %s\n", fw_name);
goto error;
}
*bfi_image = (u32 *)fw->data;
*bfi_image_size = fw->size/sizeof(u32);
bfi_fw = fw;
return *bfi_image;
error:
return NULL;
}
u32 *
cna_get_firmware_buf(struct pci_dev *pdev)
{
if (pdev->device == BFA_PCI_DEVICE_ID_CT2) {
if (bfi_image_ct2_cna_size == 0)
cna_read_firmware(pdev, &bfi_image_ct2_cna,
&bfi_image_ct2_cna_size, CNA_FW_FILE_CT2);
return bfi_image_ct2_cna;
} else if (bfa_asic_id_ct(pdev->device)) {
if (bfi_image_ct_cna_size == 0)
cna_read_firmware(pdev, &bfi_image_ct_cna,
&bfi_image_ct_cna_size, CNA_FW_FILE_CT);
return bfi_image_ct_cna;
}
return NULL;
}
u32 *
bfa_cb_image_get_chunk(enum bfi_asic_gen asic_gen, u32 off)
{
switch (asic_gen) {
case BFI_ASIC_GEN_CT:
return (u32 *)(bfi_image_ct_cna + off);
break;
case BFI_ASIC_GEN_CT2:
return (u32 *)(bfi_image_ct2_cna + off);
break;
default:
return NULL;
}
}
u32
bfa_cb_image_get_size(enum bfi_asic_gen asic_gen)
{
switch (asic_gen) {
case BFI_ASIC_GEN_CT:
return bfi_image_ct_cna_size;
break;
case BFI_ASIC_GEN_CT2:
return bfi_image_ct2_cna_size;
break;
default:
return 0;
}
}
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