1 // SPDX-License-Identifier: GPL-2.0-only
3 * bebob_proc.c - a part of driver for BeBoB based devices
5 * Copyright (c) 2013-2014 Takashi Sakamoto
10 /* contents of information register */
26 /* may not used in product
35 proc_read_hw_info(struct snd_info_entry *entry,
36 struct snd_info_buffer *buffer)
38 struct snd_bebob *bebob = entry->private_data;
41 info = kzalloc(sizeof(struct hw_info), GFP_KERNEL);
45 if (snd_bebob_read_block(bebob->unit, 0,
46 info, sizeof(struct hw_info)) < 0)
49 snd_iprintf(buffer, "Manufacturer:\t%.8s\n",
50 (char *)&info->manufacturer);
51 snd_iprintf(buffer, "Protocol Ver:\t%d\n", info->protocol_ver);
52 snd_iprintf(buffer, "Build Ver:\t%d\n", info->bld_ver);
53 snd_iprintf(buffer, "GUID:\t\t0x%.8X%.8X\n",
54 info->guid[0], info->guid[1]);
55 snd_iprintf(buffer, "Model ID:\t0x%02X\n", info->model_id);
56 snd_iprintf(buffer, "Model Rev:\t%d\n", info->model_rev);
57 snd_iprintf(buffer, "Firmware Date:\t%.8s\n", (char *)&info->fw_date);
58 snd_iprintf(buffer, "Firmware Time:\t%.8s\n", (char *)&info->fw_time);
59 snd_iprintf(buffer, "Firmware ID:\t0x%X\n", info->fw_id);
60 snd_iprintf(buffer, "Firmware Ver:\t%d\n", info->fw_ver);
61 snd_iprintf(buffer, "Base Addr:\t0x%X\n", info->base_addr);
62 snd_iprintf(buffer, "Max Size:\t%d\n", info->max_size);
63 snd_iprintf(buffer, "Loader Date:\t%.8s\n", (char *)&info->bld_date);
64 snd_iprintf(buffer, "Loader Time:\t%.8s\n", (char *)&info->bld_time);
71 proc_read_meters(struct snd_info_entry *entry,
72 struct snd_info_buffer *buffer)
74 struct snd_bebob *bebob = entry->private_data;
75 const struct snd_bebob_meter_spec *spec = bebob->spec->meter;
77 unsigned int i, c, channels, size;
82 channels = spec->num * 2;
83 size = channels * sizeof(u32);
84 buf = kmalloc(size, GFP_KERNEL);
88 if (spec->get(bebob, buf, size) < 0)
91 for (i = 0, c = 1; i < channels; i++) {
92 snd_iprintf(buffer, "%s %d:\t%d\n",
93 spec->labels[i / 2], c++, buf[i]);
94 if ((i + 1 < channels - 1) &&
95 (strcmp(spec->labels[i / 2],
96 spec->labels[(i + 1) / 2]) != 0))
104 proc_read_formation(struct snd_info_entry *entry,
105 struct snd_info_buffer *buffer)
107 struct snd_bebob *bebob = entry->private_data;
108 struct snd_bebob_stream_formation *formation;
111 snd_iprintf(buffer, "Output Stream from device:\n");
112 snd_iprintf(buffer, "\tRate\tPCM\tMIDI\n");
113 formation = bebob->tx_stream_formations;
114 for (i = 0; i < SND_BEBOB_STRM_FMT_ENTRIES; i++) {
116 "\t%d\t%d\t%d\n", snd_bebob_rate_table[i],
117 formation[i].pcm, formation[i].midi);
120 snd_iprintf(buffer, "Input Stream to device:\n");
121 snd_iprintf(buffer, "\tRate\tPCM\tMIDI\n");
122 formation = bebob->rx_stream_formations;
123 for (i = 0; i < SND_BEBOB_STRM_FMT_ENTRIES; i++) {
125 "\t%d\t%d\t%d\n", snd_bebob_rate_table[i],
126 formation[i].pcm, formation[i].midi);
131 proc_read_clock(struct snd_info_entry *entry,
132 struct snd_info_buffer *buffer)
134 static const char *const clk_labels[] = {
139 struct snd_bebob *bebob = entry->private_data;
140 const struct snd_bebob_rate_spec *rate_spec = bebob->spec->rate;
141 const struct snd_bebob_clock_spec *clk_spec = bebob->spec->clock;
142 enum snd_bebob_clock_type src;
145 if (rate_spec->get(bebob, &rate) >= 0)
146 snd_iprintf(buffer, "Sampling rate: %d\n", rate);
148 if (snd_bebob_stream_get_clock_src(bebob, &src) >= 0) {
150 snd_iprintf(buffer, "Clock Source: %s\n",
153 snd_iprintf(buffer, "Clock Source: %s (MSU-dest: %d)\n",
154 clk_labels[src], bebob->sync_input_plug);
159 add_node(struct snd_bebob *bebob, struct snd_info_entry *root, const char *name,
160 void (*op)(struct snd_info_entry *e, struct snd_info_buffer *b))
162 struct snd_info_entry *entry;
164 entry = snd_info_create_card_entry(bebob->card, name, root);
166 snd_info_set_text_ops(entry, bebob, op);
169 void snd_bebob_proc_init(struct snd_bebob *bebob)
171 struct snd_info_entry *root;
174 * All nodes are automatically removed at snd_card_disconnect(),
175 * by following to link list.
177 root = snd_info_create_card_entry(bebob->card, "firewire",
178 bebob->card->proc_root);
181 root->mode = S_IFDIR | 0555;
183 add_node(bebob, root, "clock", proc_read_clock);
184 add_node(bebob, root, "firmware", proc_read_hw_info);
185 add_node(bebob, root, "formation", proc_read_formation);
187 if (bebob->spec->meter != NULL)
188 add_node(bebob, root, "meter", proc_read_meters);