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/*
* fireworks_proc.c - a part of driver for Fireworks based devices
*
* Copyright (c) 2009-2010 Clemens Ladisch
* Copyright (c) 2013-2014 Takashi Sakamoto
*
* Licensed under the terms of the GNU General Public License, version 2.
*/
#include "./fireworks.h"
static inline const char*
get_phys_name(struct snd_efw_phys_grp *grp, bool input)
{
const char *const ch_type[] = {
"Analog", "S/PDIF", "ADAT", "S/PDIF or ADAT", "Mirroring",
"Headphones", "I2S", "Guitar", "Pirzo Guitar", "Guitar String",
};
if (grp->type < ARRAY_SIZE(ch_type))
return ch_type[grp->type];
else if (input)
return "Input";
else
return "Output";
}
static void
proc_read_hwinfo(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
{
struct snd_efw *efw = entry->private_data;
unsigned short i;
struct snd_efw_hwinfo *hwinfo;
hwinfo = kmalloc(sizeof(struct snd_efw_hwinfo), GFP_KERNEL);
if (hwinfo == NULL)
return;
if (snd_efw_command_get_hwinfo(efw, hwinfo) < 0)
goto end;
snd_iprintf(buffer, "guid_hi: 0x%X\n", hwinfo->guid_hi);
snd_iprintf(buffer, "guid_lo: 0x%X\n", hwinfo->guid_lo);
snd_iprintf(buffer, "type: 0x%X\n", hwinfo->type);
snd_iprintf(buffer, "version: 0x%X\n", hwinfo->version);
snd_iprintf(buffer, "vendor_name: %s\n", hwinfo->vendor_name);
snd_iprintf(buffer, "model_name: %s\n", hwinfo->model_name);
snd_iprintf(buffer, "dsp_version: 0x%X\n", hwinfo->dsp_version);
snd_iprintf(buffer, "arm_version: 0x%X\n", hwinfo->arm_version);
snd_iprintf(buffer, "fpga_version: 0x%X\n", hwinfo->fpga_version);
snd_iprintf(buffer, "flags: 0x%X\n", hwinfo->flags);
snd_iprintf(buffer, "max_sample_rate: 0x%X\n", hwinfo->max_sample_rate);
snd_iprintf(buffer, "min_sample_rate: 0x%X\n", hwinfo->min_sample_rate);
snd_iprintf(buffer, "supported_clock: 0x%X\n",
hwinfo->supported_clocks);
snd_iprintf(buffer, "phys out: 0x%X\n", hwinfo->phys_out);
snd_iprintf(buffer, "phys in: 0x%X\n", hwinfo->phys_in);
snd_iprintf(buffer, "phys in grps: 0x%X\n",
hwinfo->phys_in_grp_count);
for (i = 0; i < hwinfo->phys_in_grp_count; i++) {
snd_iprintf(buffer,
"phys in grp[0x%d]: type 0x%d, count 0x%d\n",
i, hwinfo->phys_out_grps[i].type,
hwinfo->phys_out_grps[i].count);
}
snd_iprintf(buffer, "phys out grps: 0x%X\n",
hwinfo->phys_out_grp_count);
for (i = 0; i < hwinfo->phys_out_grp_count; i++) {
snd_iprintf(buffer,
"phys out grps[0x%d]: type 0x%d, count 0x%d\n",
i, hwinfo->phys_out_grps[i].type,
hwinfo->phys_out_grps[i].count);
}
snd_iprintf(buffer, "amdtp rx pcm channels 1x: 0x%X\n",
hwinfo->amdtp_rx_pcm_channels);
snd_iprintf(buffer, "amdtp tx pcm channels 1x: 0x%X\n",
hwinfo->amdtp_tx_pcm_channels);
snd_iprintf(buffer, "amdtp rx pcm channels 2x: 0x%X\n",
hwinfo->amdtp_rx_pcm_channels_2x);
snd_iprintf(buffer, "amdtp tx pcm channels 2x: 0x%X\n",
hwinfo->amdtp_tx_pcm_channels_2x);
snd_iprintf(buffer, "amdtp rx pcm channels 4x: 0x%X\n",
hwinfo->amdtp_rx_pcm_channels_4x);
snd_iprintf(buffer, "amdtp tx pcm channels 4x: 0x%X\n",
hwinfo->amdtp_tx_pcm_channels_4x);
snd_iprintf(buffer, "midi out ports: 0x%X\n", hwinfo->midi_out_ports);
snd_iprintf(buffer, "midi in ports: 0x%X\n", hwinfo->midi_in_ports);
snd_iprintf(buffer, "mixer playback channels: 0x%X\n",
hwinfo->mixer_playback_channels);
snd_iprintf(buffer, "mixer capture channels: 0x%X\n",
hwinfo->mixer_capture_channels);
end:
kfree(hwinfo);
}
static void
proc_read_clock(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
{
struct snd_efw *efw = entry->private_data;
enum snd_efw_clock_source clock_source;
unsigned int sampling_rate;
if (snd_efw_command_get_clock_source(efw, &clock_source) < 0)
return;
if (snd_efw_command_get_sampling_rate(efw, &sampling_rate) < 0)
return;
snd_iprintf(buffer, "Clock Source: %d\n", clock_source);
snd_iprintf(buffer, "Sampling Rate: %d\n", sampling_rate);
}
/*
* NOTE:
* dB = 20 * log10(linear / 0x01000000)
* -144.0 dB when linear is 0
*/
static void
proc_read_phys_meters(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct snd_efw *efw = entry->private_data;
struct snd_efw_phys_meters *meters;
unsigned int g, c, m, max, size;
const char *name;
u32 *linear;
int err;
size = sizeof(struct snd_efw_phys_meters) +
(efw->phys_in + efw->phys_out) * sizeof(u32);
meters = kzalloc(size, GFP_KERNEL);
if (meters == NULL)
return;
err = snd_efw_command_get_phys_meters(efw, meters, size);
if (err < 0)
goto end;
snd_iprintf(buffer, "Physical Meters:\n");
m = 0;
max = min(efw->phys_out, meters->out_meters);
linear = meters->values;
snd_iprintf(buffer, " %d Outputs:\n", max);
for (g = 0; g < efw->phys_out_grp_count; g++) {
name = get_phys_name(&efw->phys_out_grps[g], false);
for (c = 0; c < efw->phys_out_grps[g].count; c++) {
if (m < max)
snd_iprintf(buffer, "\t%s [%d]: %d\n",
name, c, linear[m++]);
}
}
m = 0;
max = min(efw->phys_in, meters->in_meters);
linear = meters->values + meters->out_meters;
snd_iprintf(buffer, " %d Inputs:\n", max);
for (g = 0; g < efw->phys_in_grp_count; g++) {
name = get_phys_name(&efw->phys_in_grps[g], true);
for (c = 0; c < efw->phys_in_grps[g].count; c++)
if (m < max)
snd_iprintf(buffer, "\t%s [%d]: %d\n",
name, c, linear[m++]);
}
end:
kfree(meters);
}
static void
add_node(struct snd_efw *efw, 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(efw->card, name, root);
if (entry == NULL)
return;
snd_info_set_text_ops(entry, efw, op);
if (snd_info_register(entry) < 0)
snd_info_free_entry(entry);
}
void snd_efw_proc_init(struct snd_efw *efw)
{
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(efw->card, "firewire",
efw->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(efw, root, "clock", proc_read_clock);
add_node(efw, root, "firmware", proc_read_hwinfo);
add_node(efw, root, "meters", proc_read_phys_meters);
}
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