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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * Linux network driver for QLogic BR-series Converged Network Adapter.4 */5/*6 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.7 * Copyright (c) 2014-2015 QLogic Corporation8 * All rights reserved9 * www.qlogic.com10 */11#include <linux/firmware.h>12#include "bnad.h"13#include "bfi.h"14#include "cna.h"15 16const struct firmware *bfi_fw;17static u32 *bfi_image_ct_cna, *bfi_image_ct2_cna;18static u32 bfi_image_ct_cna_size, bfi_image_ct2_cna_size;19 20static u32 *21cna_read_firmware(struct pci_dev *pdev, u32 **bfi_image,22 u32 *bfi_image_size, char *fw_name)23{24 const struct firmware *fw;25 u32 n;26 27 if (request_firmware(&fw, fw_name, &pdev->dev)) {28 dev_alert(&pdev->dev, "can't load firmware %s\n", fw_name);29 goto error;30 }31 32 *bfi_image = (u32 *)fw->data;33 *bfi_image_size = fw->size/sizeof(u32);34 bfi_fw = fw;35 36 /* Convert loaded firmware to host order as it is stored in file37 * as sequence of LE32 integers.38 */39 for (n = 0; n < *bfi_image_size; n++)40 le32_to_cpus(*bfi_image + n);41 42 return *bfi_image;43error:44 return NULL;45}46 47u32 *48cna_get_firmware_buf(struct pci_dev *pdev)49{50 if (pdev->device == BFA_PCI_DEVICE_ID_CT2) {51 if (bfi_image_ct2_cna_size == 0)52 cna_read_firmware(pdev, &bfi_image_ct2_cna,53 &bfi_image_ct2_cna_size, CNA_FW_FILE_CT2);54 return bfi_image_ct2_cna;55 } else if (bfa_asic_id_ct(pdev->device)) {56 if (bfi_image_ct_cna_size == 0)57 cna_read_firmware(pdev, &bfi_image_ct_cna,58 &bfi_image_ct_cna_size, CNA_FW_FILE_CT);59 return bfi_image_ct_cna;60 }61 62 return NULL;63}64 65u32 *66bfa_cb_image_get_chunk(enum bfi_asic_gen asic_gen, u32 off)67{68 switch (asic_gen) {69 case BFI_ASIC_GEN_CT:70 return (bfi_image_ct_cna + off);71 case BFI_ASIC_GEN_CT2:72 return (bfi_image_ct2_cna + off);73 default:74 return NULL;75 }76}77 78u3279bfa_cb_image_get_size(enum bfi_asic_gen asic_gen)80{81 switch (asic_gen) {82 case BFI_ASIC_GEN_CT:83 return bfi_image_ct_cna_size;84 case BFI_ASIC_GEN_CT2:85 return bfi_image_ct2_cna_size;86 default:87 return 0;88 }89}90