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[ALSA] Display SPDIF in status in proc fs 'spdif-in' file.
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EMU10K1/EMU10K2 driver


Signed-off-by: James Courtier-Dutton <James@superbug.co.uk>
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James Courtier-Dutton authored and Jaroslav Kysela committed May 29, 2005
1 parent f953eff commit df34140
Showing 1 changed file with 38 additions and 23 deletions.
61 changes: 38 additions & 23 deletions sound/pci/emu10k1/emuproc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -44,28 +44,33 @@ static void snd_emu10k1_proc_spdif_status(emu10k1_t * emu,
unsigned int status, rate = 0;

status = snd_emu10k1_ptr_read(emu, status_reg, 0);
if (rate_reg > 0)
rate = snd_emu10k1_ptr_read(emu, rate_reg, 0);

snd_iprintf(buffer, "\n%s\n", title);

snd_iprintf(buffer, "Professional Mode : %s\n", (status & SPCS_PROFESSIONAL) ? "yes" : "no");
snd_iprintf(buffer, "Not Audio Data : %s\n", (status & SPCS_NOTAUDIODATA) ? "yes" : "no");
snd_iprintf(buffer, "Copyright : %s\n", (status & SPCS_COPYRIGHT) ? "yes" : "no");
snd_iprintf(buffer, "Emphasis : %s\n", emphasis[(status & SPCS_EMPHASISMASK) >> 3]);
snd_iprintf(buffer, "Mode : %i\n", (status & SPCS_MODEMASK) >> 6);
snd_iprintf(buffer, "Category Code : 0x%x\n", (status & SPCS_CATEGORYCODEMASK) >> 8);
snd_iprintf(buffer, "Generation Status : %s\n", status & SPCS_GENERATIONSTATUS ? "original" : "copy");
snd_iprintf(buffer, "Source Mask : %i\n", (status & SPCS_SOURCENUMMASK) >> 16);
snd_iprintf(buffer, "Channel Number : %s\n", channel[(status & SPCS_CHANNELNUMMASK) >> 20]);
snd_iprintf(buffer, "Sample Rate : %iHz\n", samplerate[(status & SPCS_SAMPLERATEMASK) >> 24]);
snd_iprintf(buffer, "Clock Accuracy : %s\n", clkaccy[(status & SPCS_CLKACCYMASK) >> 28]);

if (rate_reg > 0) {
snd_iprintf(buffer, "S/PDIF Locked : %s\n", rate & SRCS_SPDIFLOCKED ? "on" : "off");
snd_iprintf(buffer, "Rate Locked : %s\n", rate & SRCS_RATELOCKED ? "on" : "off");
snd_iprintf(buffer, "Estimated Sample Rate : 0x%x\n", rate & SRCS_ESTSAMPLERATE);
if (status != 0xffffffff) {
snd_iprintf(buffer, "Professional Mode : %s\n", (status & SPCS_PROFESSIONAL) ? "yes" : "no");
snd_iprintf(buffer, "Not Audio Data : %s\n", (status & SPCS_NOTAUDIODATA) ? "yes" : "no");
snd_iprintf(buffer, "Copyright : %s\n", (status & SPCS_COPYRIGHT) ? "yes" : "no");
snd_iprintf(buffer, "Emphasis : %s\n", emphasis[(status & SPCS_EMPHASISMASK) >> 3]);
snd_iprintf(buffer, "Mode : %i\n", (status & SPCS_MODEMASK) >> 6);
snd_iprintf(buffer, "Category Code : 0x%x\n", (status & SPCS_CATEGORYCODEMASK) >> 8);
snd_iprintf(buffer, "Generation Status : %s\n", status & SPCS_GENERATIONSTATUS ? "original" : "copy");
snd_iprintf(buffer, "Source Mask : %i\n", (status & SPCS_SOURCENUMMASK) >> 16);
snd_iprintf(buffer, "Channel Number : %s\n", channel[(status & SPCS_CHANNELNUMMASK) >> 20]);
snd_iprintf(buffer, "Sample Rate : %iHz\n", samplerate[(status & SPCS_SAMPLERATEMASK) >> 24]);
snd_iprintf(buffer, "Clock Accuracy : %s\n", clkaccy[(status & SPCS_CLKACCYMASK) >> 28]);

if (rate_reg > 0) {
rate = snd_emu10k1_ptr_read(emu, rate_reg, 0);
snd_iprintf(buffer, "S/PDIF Locked : %s\n", rate & SRCS_SPDIFLOCKED ? "on" : "off");
snd_iprintf(buffer, "Rate Locked : %s\n", rate & SRCS_RATELOCKED ? "on" : "off");
/* From ((Rate * 48000 ) / 262144); */
snd_iprintf(buffer, "Estimated Sample Rate : %d\n", ((rate & 0xFFFFF ) * 375) >> 11);
}
} else {
snd_iprintf(buffer, "No signal detected.\n");
}

}

static void snd_emu10k1_proc_read(snd_info_entry_t *entry,
Expand Down Expand Up @@ -223,15 +228,20 @@ static void snd_emu10k1_proc_read(snd_info_entry_t *entry,
snd_iprintf(buffer, "\nAll FX Outputs :\n");
for (idx = 0; idx < (emu->audigy ? 64 : 32); idx++)
snd_iprintf(buffer, " Output %02i [%s]\n", idx, outputs[idx]);
snd_emu10k1_proc_spdif_status(emu, buffer, "S/PDIF Output 0", SPCS0, -1);
snd_emu10k1_proc_spdif_status(emu, buffer, "S/PDIF Output 1", SPCS1, -1);
snd_emu10k1_proc_spdif_status(emu, buffer, "S/PDIF Output 2/3", SPCS2, -1);
snd_emu10k1_proc_spdif_status(emu, buffer, "CD-ROM S/PDIF", CDCS, CDSRCS);
snd_emu10k1_proc_spdif_status(emu, buffer, "General purpose S/PDIF", GPSCS, GPSRCS);
}

static void snd_emu10k1_proc_spdif_read(snd_info_entry_t *entry,
snd_info_buffer_t * buffer)
{
emu10k1_t *emu = entry->private_data;
snd_emu10k1_proc_spdif_status(emu, buffer, "CD-ROM S/PDIF In", CDCS, CDSRCS);
snd_emu10k1_proc_spdif_status(emu, buffer, "Optical or Coax S/PDIF In", GPSCS, GPSRCS);
#if 0
val = snd_emu10k1_ptr_read(emu, ZVSRCS, 0);
snd_iprintf(buffer, "\nZoomed Video\n");
snd_iprintf(buffer, "Rate Locked : %s\n", val & SRCS_RATELOCKED ? "on" : "off");
snd_iprintf(buffer, "Estimated Sample Rate : 0x%x\n", val & SRCS_ESTSAMPLERATE);
#endif
}

static void snd_emu10k1_proc_acode_read(snd_info_entry_t *entry,
Expand Down Expand Up @@ -526,6 +536,11 @@ int __devinit snd_emu10k1_proc_init(emu10k1_t * emu)
if (! snd_card_proc_new(emu->card, "emu10k1", &entry))
snd_info_set_text_ops(entry, emu, 2048, snd_emu10k1_proc_read);

if (emu->card_capabilities->emu10k2_chip) {
if (! snd_card_proc_new(emu->card, "spdif-in", &entry))
snd_info_set_text_ops(entry, emu, 2048, snd_emu10k1_proc_spdif_read);
}

if (! snd_card_proc_new(emu->card, "voices", &entry))
snd_info_set_text_ops(entry, emu, 2048, snd_emu10k1_proc_voices_read);

Expand Down

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