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19#include <linux/firmware.h>
20#include "bnad.h"
21#include "bfi.h"
22#include "cna.h"
23
24const struct firmware *bfi_fw;
25static u32 *bfi_image_ct_cna, *bfi_image_ct2_cna;
26static u32 bfi_image_ct_cna_size, bfi_image_ct2_cna_size;
27
28static u32 *
29cna_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
30 u32 *bfi_image_size, char *fw_name)
31{
32 const struct firmware *fw;
33 u32 n;
34
35 if (request_firmware(&fw, fw_name, &pdev->dev)) {
36 dev_alert(&pdev->dev, "can't load firmware %s\n", fw_name);
37 goto error;
38 }
39
40 *bfi_image = (u32 *)fw->data;
41 *bfi_image_size = fw->size/sizeof(u32);
42 bfi_fw = fw;
43
44
45
46
47 for (n = 0; n < *bfi_image_size; n++)
48 le32_to_cpus(*bfi_image + n);
49
50 return *bfi_image;
51error:
52 return NULL;
53}
54
55u32 *
56cna_get_firmware_buf(struct pci_dev *pdev)
57{
58 if (pdev->device == BFA_PCI_DEVICE_ID_CT2) {
59 if (bfi_image_ct2_cna_size == 0)
60 cna_read_firmware(pdev, &bfi_image_ct2_cna,
61 &bfi_image_ct2_cna_size, CNA_FW_FILE_CT2);
62 return bfi_image_ct2_cna;
63 } else if (bfa_asic_id_ct(pdev->device)) {
64 if (bfi_image_ct_cna_size == 0)
65 cna_read_firmware(pdev, &bfi_image_ct_cna,
66 &bfi_image_ct_cna_size, CNA_FW_FILE_CT);
67 return bfi_image_ct_cna;
68 }
69
70 return NULL;
71}
72
73u32 *
74bfa_cb_image_get_chunk(enum bfi_asic_gen asic_gen, u32 off)
75{
76 switch (asic_gen) {
77 case BFI_ASIC_GEN_CT:
78 return (bfi_image_ct_cna + off);
79 case BFI_ASIC_GEN_CT2:
80 return (bfi_image_ct2_cna + off);
81 default:
82 return NULL;
83 }
84}
85
86u32
87bfa_cb_image_get_size(enum bfi_asic_gen asic_gen)
88{
89 switch (asic_gen) {
90 case BFI_ASIC_GEN_CT:
91 return bfi_image_ct_cna_size;
92 case BFI_ASIC_GEN_CT2:
93 return bfi_image_ct2_cna_size;
94 default:
95 return 0;
96 }
97}
98