1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Linux network driver for QLogic BR-series Converged Network Adapter.
4*4882a593Smuzhiyun */
5*4882a593Smuzhiyun /*
6*4882a593Smuzhiyun * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
7*4882a593Smuzhiyun * Copyright (c) 2014-2015 QLogic Corporation
8*4882a593Smuzhiyun * All rights reserved
9*4882a593Smuzhiyun * www.qlogic.com
10*4882a593Smuzhiyun */
11*4882a593Smuzhiyun #include <linux/firmware.h>
12*4882a593Smuzhiyun #include "bnad.h"
13*4882a593Smuzhiyun #include "bfi.h"
14*4882a593Smuzhiyun #include "cna.h"
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun const struct firmware *bfi_fw;
17*4882a593Smuzhiyun static u32 *bfi_image_ct_cna, *bfi_image_ct2_cna;
18*4882a593Smuzhiyun static u32 bfi_image_ct_cna_size, bfi_image_ct2_cna_size;
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun static u32 *
cna_read_firmware(struct pci_dev * pdev,u32 ** bfi_image,u32 * bfi_image_size,char * fw_name)21*4882a593Smuzhiyun cna_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
22*4882a593Smuzhiyun u32 *bfi_image_size, char *fw_name)
23*4882a593Smuzhiyun {
24*4882a593Smuzhiyun const struct firmware *fw;
25*4882a593Smuzhiyun u32 n;
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun if (request_firmware(&fw, fw_name, &pdev->dev)) {
28*4882a593Smuzhiyun dev_alert(&pdev->dev, "can't load firmware %s\n", fw_name);
29*4882a593Smuzhiyun goto error;
30*4882a593Smuzhiyun }
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun *bfi_image = (u32 *)fw->data;
33*4882a593Smuzhiyun *bfi_image_size = fw->size/sizeof(u32);
34*4882a593Smuzhiyun bfi_fw = fw;
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun /* Convert loaded firmware to host order as it is stored in file
37*4882a593Smuzhiyun * as sequence of LE32 integers.
38*4882a593Smuzhiyun */
39*4882a593Smuzhiyun for (n = 0; n < *bfi_image_size; n++)
40*4882a593Smuzhiyun le32_to_cpus(*bfi_image + n);
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun return *bfi_image;
43*4882a593Smuzhiyun error:
44*4882a593Smuzhiyun return NULL;
45*4882a593Smuzhiyun }
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun u32 *
cna_get_firmware_buf(struct pci_dev * pdev)48*4882a593Smuzhiyun cna_get_firmware_buf(struct pci_dev *pdev)
49*4882a593Smuzhiyun {
50*4882a593Smuzhiyun if (pdev->device == BFA_PCI_DEVICE_ID_CT2) {
51*4882a593Smuzhiyun if (bfi_image_ct2_cna_size == 0)
52*4882a593Smuzhiyun cna_read_firmware(pdev, &bfi_image_ct2_cna,
53*4882a593Smuzhiyun &bfi_image_ct2_cna_size, CNA_FW_FILE_CT2);
54*4882a593Smuzhiyun return bfi_image_ct2_cna;
55*4882a593Smuzhiyun } else if (bfa_asic_id_ct(pdev->device)) {
56*4882a593Smuzhiyun if (bfi_image_ct_cna_size == 0)
57*4882a593Smuzhiyun cna_read_firmware(pdev, &bfi_image_ct_cna,
58*4882a593Smuzhiyun &bfi_image_ct_cna_size, CNA_FW_FILE_CT);
59*4882a593Smuzhiyun return bfi_image_ct_cna;
60*4882a593Smuzhiyun }
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun return NULL;
63*4882a593Smuzhiyun }
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun u32 *
bfa_cb_image_get_chunk(enum bfi_asic_gen asic_gen,u32 off)66*4882a593Smuzhiyun bfa_cb_image_get_chunk(enum bfi_asic_gen asic_gen, u32 off)
67*4882a593Smuzhiyun {
68*4882a593Smuzhiyun switch (asic_gen) {
69*4882a593Smuzhiyun case BFI_ASIC_GEN_CT:
70*4882a593Smuzhiyun return (bfi_image_ct_cna + off);
71*4882a593Smuzhiyun case BFI_ASIC_GEN_CT2:
72*4882a593Smuzhiyun return (bfi_image_ct2_cna + off);
73*4882a593Smuzhiyun default:
74*4882a593Smuzhiyun return NULL;
75*4882a593Smuzhiyun }
76*4882a593Smuzhiyun }
77*4882a593Smuzhiyun
78*4882a593Smuzhiyun u32
bfa_cb_image_get_size(enum bfi_asic_gen asic_gen)79*4882a593Smuzhiyun bfa_cb_image_get_size(enum bfi_asic_gen asic_gen)
80*4882a593Smuzhiyun {
81*4882a593Smuzhiyun switch (asic_gen) {
82*4882a593Smuzhiyun case BFI_ASIC_GEN_CT:
83*4882a593Smuzhiyun return bfi_image_ct_cna_size;
84*4882a593Smuzhiyun case BFI_ASIC_GEN_CT2:
85*4882a593Smuzhiyun return bfi_image_ct2_cna_size;
86*4882a593Smuzhiyun default:
87*4882a593Smuzhiyun return 0;
88*4882a593Smuzhiyun }
89*4882a593Smuzhiyun }
90