Commit | Line | Data |
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da607e19 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
96e5fbb0 TS |
2 | /* |
3 | * tascam-proc.h - a part of driver for TASCAM FireWire series | |
4 | * | |
5 | * Copyright (c) 2015 Takashi Sakamoto | |
96e5fbb0 TS |
6 | */ |
7 | ||
8 | #include "./tascam.h" | |
9 | ||
10 | static void proc_read_firmware(struct snd_info_entry *entry, | |
11 | struct snd_info_buffer *buffer) | |
12 | { | |
13 | struct snd_tscm *tscm = entry->private_data; | |
14 | __be32 data; | |
15 | unsigned int reg, fpga, arm, hw; | |
16 | int err; | |
17 | ||
18 | err = snd_fw_transaction(tscm->unit, TCODE_READ_QUADLET_REQUEST, | |
19 | TSCM_ADDR_BASE + TSCM_OFFSET_FIRMWARE_REGISTER, | |
20 | &data, sizeof(data), 0); | |
21 | if (err < 0) | |
22 | return; | |
23 | reg = be32_to_cpu(data); | |
24 | ||
25 | err = snd_fw_transaction(tscm->unit, TCODE_READ_QUADLET_REQUEST, | |
26 | TSCM_ADDR_BASE + TSCM_OFFSET_FIRMWARE_FPGA, | |
27 | &data, sizeof(data), 0); | |
28 | if (err < 0) | |
29 | return; | |
30 | fpga = be32_to_cpu(data); | |
31 | ||
32 | err = snd_fw_transaction(tscm->unit, TCODE_READ_QUADLET_REQUEST, | |
33 | TSCM_ADDR_BASE + TSCM_OFFSET_FIRMWARE_ARM, | |
34 | &data, sizeof(data), 0); | |
35 | if (err < 0) | |
36 | return; | |
37 | arm = be32_to_cpu(data); | |
38 | ||
39 | err = snd_fw_transaction(tscm->unit, TCODE_READ_QUADLET_REQUEST, | |
40 | TSCM_ADDR_BASE + TSCM_OFFSET_FIRMWARE_HW, | |
41 | &data, sizeof(data), 0); | |
42 | if (err < 0) | |
43 | return; | |
44 | hw = be32_to_cpu(data); | |
45 | ||
46 | snd_iprintf(buffer, "Register: %d (0x%08x)\n", reg & 0xffff, reg); | |
47 | snd_iprintf(buffer, "FPGA: %d (0x%08x)\n", fpga & 0xffff, fpga); | |
48 | snd_iprintf(buffer, "ARM: %d (0x%08x)\n", arm & 0xffff, arm); | |
49 | snd_iprintf(buffer, "Hardware: %d (0x%08x)\n", hw >> 16, hw); | |
50 | } | |
51 | ||
52 | static void add_node(struct snd_tscm *tscm, struct snd_info_entry *root, | |
53 | const char *name, | |
54 | void (*op)(struct snd_info_entry *e, | |
55 | struct snd_info_buffer *b)) | |
56 | { | |
57 | struct snd_info_entry *entry; | |
58 | ||
59 | entry = snd_info_create_card_entry(tscm->card, name, root); | |
0c298bdc TI |
60 | if (entry) |
61 | snd_info_set_text_ops(entry, tscm, op); | |
96e5fbb0 TS |
62 | } |
63 | ||
64 | void snd_tscm_proc_init(struct snd_tscm *tscm) | |
65 | { | |
66 | struct snd_info_entry *root; | |
67 | ||
68 | /* | |
69 | * All nodes are automatically removed at snd_card_disconnect(), | |
70 | * by following to link list. | |
71 | */ | |
72 | root = snd_info_create_card_entry(tscm->card, "firewire", | |
73 | tscm->card->proc_root); | |
74 | if (root == NULL) | |
75 | return; | |
6a73cf46 | 76 | root->mode = S_IFDIR | 0555; |
96e5fbb0 TS |
77 | |
78 | add_node(tscm, root, "firmware", proc_read_firmware); | |
79 | } |