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// SPDX-License-Identifier: GPL-2.0-only
/*
* Linux network driver for QLogic BR-series Converged Network Adapter.
*/
/*
* Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
* Copyright (c) 2014-2015 QLogic Corporation
* All rights reserved
* www.qlogic.com
*/
#include <linux/firmware.h>
#include "bnad.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;
u32 n;
if (request_firmware(&fw, fw_name, &pdev->dev)) {
dev_alert(&pdev->dev, "can't load firmware %s\n", fw_name);
goto error;
}
*bfi_image = (u32 *)fw->data;
*bfi_image_size = fw->size/sizeof(u32);
bfi_fw = fw;
/* Convert loaded firmware to host order as it is stored in file
* as sequence of LE32 integers.
*/
for (n = 0; n < *bfi_image_size; n++)
le32_to_cpus(*bfi_image + n);
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 (bfi_image_ct_cna + off);
case BFI_ASIC_GEN_CT2:
return (bfi_image_ct2_cna + off);
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;
case BFI_ASIC_GEN_CT2:
return bfi_image_ct2_cna_size;
default:
return 0;
}
}
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