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ALSA: emu10k1: actually show some S/PDIF status in /proc for E-MU cards

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The file is called spdif-in, but we abused it to show only sample rates
from various sources. Rectify it as far as possible (the FPGA doesn't
give us a lot of information).

Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>

Link: https://lore.kernel.org/r/20230612191325.1315854-10-oswald.buddenhagen@gmx.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Oswald Buddenhagen 2023-06-12 21:13:25 +02:00 committed by Takashi Iwai
parent 3ac251420b
commit 58cc6133cc
1 changed files with 8 additions and 0 deletions
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8
sound/pci/emu10k1/emuproc.c
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@ -194,6 +194,14 @@ static void snd_emu10k1_proc_spdif_read(struct snd_info_entry *entry,
emu->card_capabilities->emu_model == EMU_MODEL_EMU1010)
snd_iprintf(buffer, "BNC rate: %dHz\n",
snd_emu1010_get_raw_rate(emu, EMU_HANA_WCLOCK_SYNC_BNC));
snd_emu1010_fpga_read(emu, EMU_HANA_SPDIF_MODE, &value);
if (value & EMU_HANA_SPDIF_MODE_RX_INVALID)
snd_iprintf(buffer, "\nS/PDIF input invalid\n");
else
snd_iprintf(buffer, "\nS/PDIF mode: %s%s\n",
value & EMU_HANA_SPDIF_MODE_RX_PRO ? "professional" : "consumer",
value & EMU_HANA_SPDIF_MODE_RX_NOCOPY ? ", no copy" : "");
} else {
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);