summaryrefslogtreecommitdiff
path: root/sound/firewire/bebob/bebob_proc.c
blob: c31ca4f42a581513ceab7c8ef945816ff8052be3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
/*
 * bebob_proc.c - a part of driver for BeBoB based devices
 *
 * Copyright (c) 2013-2014 Takashi Sakamoto
 *
 * Licensed under the terms of the GNU General Public License, version 2.
 */

#include "./bebob.h"

/* contents of information register */
struct hw_info {
	u64 manufacturer;
	u32 protocol_ver;
	u32 bld_ver;
	u32 guid[2];
	u32 model_id;
	u32 model_rev;
	u64 fw_date;
	u64 fw_time;
	u32 fw_id;
	u32 fw_ver;
	u32 base_addr;
	u32 max_size;
	u64 bld_date;
	u64 bld_time;
/* may not used in product
	u64 dbg_date;
	u64 dbg_time;
	u32 dbg_id;
	u32 dbg_version;
*/
} __packed;

static void
proc_read_hw_info(struct snd_info_entry *entry,
		  struct snd_info_buffer *buffer)
{
	struct snd_bebob *bebob = entry->private_data;
	struct hw_info *info;

	info = kzalloc(sizeof(struct hw_info), GFP_KERNEL);
	if (info == NULL)
		return;

	if (snd_bebob_read_block(bebob->unit, 0,
				   info, sizeof(struct hw_info)) < 0)
		goto end;

	snd_iprintf(buffer, "Manufacturer:\t%.8s\n",
		    (char *)&info->manufacturer);
	snd_iprintf(buffer, "Protocol Ver:\t%d\n", info->protocol_ver);
	snd_iprintf(buffer, "Build Ver:\t%d\n", info->bld_ver);
	snd_iprintf(buffer, "GUID:\t\t0x%.8X%.8X\n",
		    info->guid[0], info->guid[1]);
	snd_iprintf(buffer, "Model ID:\t0x%02X\n", info->model_id);
	snd_iprintf(buffer, "Model Rev:\t%d\n", info->model_rev);
	snd_iprintf(buffer, "Firmware Date:\t%.8s\n", (char *)&info->fw_date);
	snd_iprintf(buffer, "Firmware Time:\t%.8s\n", (char *)&info->fw_time);
	snd_iprintf(buffer, "Firmware ID:\t0x%X\n", info->fw_id);
	snd_iprintf(buffer, "Firmware Ver:\t%d\n", info->fw_ver);
	snd_iprintf(buffer, "Base Addr:\t0x%X\n", info->base_addr);
	snd_iprintf(buffer, "Max Size:\t%d\n", info->max_size);
	snd_iprintf(buffer, "Loader Date:\t%.8s\n", (char *)&info->bld_date);
	snd_iprintf(buffer, "Loader Time:\t%.8s\n", (char *)&info->bld_time);

end:
	kfree(info);
}

static void
proc_read_formation(struct snd_info_entry *entry,
		struct snd_info_buffer *buffer)
{
	struct snd_bebob *bebob = entry->private_data;
	struct snd_bebob_stream_formation *formation;
	unsigned int i;

	snd_iprintf(buffer, "Output Stream from device:\n");
	snd_iprintf(buffer, "\tRate\tPCM\tMIDI\n");
	formation = bebob->tx_stream_formations;
	for (i = 0; i < SND_BEBOB_STRM_FMT_ENTRIES; i++) {
		snd_iprintf(buffer,
			    "\t%d\t%d\t%d\n", snd_bebob_rate_table[i],
			    formation[i].pcm, formation[i].midi);
	}

	snd_iprintf(buffer, "Input Stream to device:\n");
	snd_iprintf(buffer, "\tRate\tPCM\tMIDI\n");
	formation = bebob->rx_stream_formations;
	for (i = 0; i < SND_BEBOB_STRM_FMT_ENTRIES; i++) {
		snd_iprintf(buffer,
			    "\t%d\t%d\t%d\n", snd_bebob_rate_table[i],
			    formation[i].pcm, formation[i].midi);
	}
}

static void
proc_read_clock(struct snd_info_entry *entry,
		struct snd_info_buffer *buffer)
{
	struct snd_bebob *bebob = entry->private_data;
	unsigned int rate;
	bool internal;

	if (snd_bebob_stream_get_rate(bebob, &rate) >= 0)
		snd_iprintf(buffer, "Sampling rate: %d\n", rate);

	if (snd_bebob_stream_check_internal_clock(bebob, &internal) >= 0)
		snd_iprintf(buffer, "Clock Source: %s (MSU-dest: %d)",
			    (internal) ? "Internal" : "External",
			    bebob->sync_input_plug);
}

static void
add_node(struct snd_bebob *bebob, struct snd_info_entry *root, const char *name,
	 void (*op)(struct snd_info_entry *e, struct snd_info_buffer *b))
{
	struct snd_info_entry *entry;

	entry = snd_info_create_card_entry(bebob->card, name, root);
	if (entry == NULL)
		return;

	snd_info_set_text_ops(entry, bebob, op);
	if (snd_info_register(entry) < 0)
		snd_info_free_entry(entry);
}

void snd_bebob_proc_init(struct snd_bebob *bebob)
{
	struct snd_info_entry *root;

	/*
	 * All nodes are automatically removed at snd_card_disconnect(),
	 * by following to link list.
	 */
	root = snd_info_create_card_entry(bebob->card, "firewire",
					  bebob->card->proc_root);
	if (root == NULL)
		return;
	root->mode = S_IFDIR | S_IRUGO | S_IXUGO;
	if (snd_info_register(root) < 0) {
		snd_info_free_entry(root);
		return;
	}

	add_node(bebob, root, "clock", proc_read_clock);
	add_node(bebob, root, "firmware", proc_read_hw_info);
	add_node(bebob, root, "formation", proc_read_formation);
}