ALSA: hda - Set Stream Type in Stream Format according to AES0

Set bit 15 (Stream Type) of HDA Stream Format to 1 (Non-PCM) when IEC958
channel status bit 1 (AES0 & 0x02) is set to 1 (non-audio).

This is a prequisite for HDMI HBR passthrough.

Signed-off-by: Anssi Hannula <anssi.hannula@iki.fi>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

3 files changed, 9 insertions, 3 deletions

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index d9d1c91dfd1b..bd8d7a63d7fe 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -3051,7 +3051,8 @@ static struct hda_rate_tbl rate_bits[] = {
 unsigned int snd_hda_calc_stream_format(unsigned int rate,
                                         unsigned int channels,
                                         unsigned int format,
-                                        unsigned int maxbps)
+                                        unsigned int maxbps,
+                                        unsigned short spdif_ctls)
 {
         int i;
         unsigned int val = 0;
@@ -3095,6 +3096,9 @@ unsigned int snd_hda_calc_stream_format(unsigned int rate,
                 return 0;
         }
 
+        if (spdif_ctls & AC_DIG1_NONAUDIO)
+                val |= 0x8000;
+
         return val;
 }
 EXPORT_SYMBOL_HDA(snd_hda_calc_stream_format);
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 5991d14e1ec0..4797416aa3d9 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -928,7 +928,8 @@ void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid);
 unsigned int snd_hda_calc_stream_format(unsigned int rate,
                                         unsigned int channels,
                                         unsigned int format,
-                                        unsigned int maxbps);
+                                        unsigned int maxbps,
+                                        unsigned short spdif_ctls);
 int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
                                 unsigned int format);
 
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 1df25cf5ce38..f8a2f5aa4026 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1653,7 +1653,8 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream)
         format_val = snd_hda_calc_stream_format(runtime->rate,
                                                 runtime->channels,
                                                 runtime->format,
-                                                hinfo->maxbps);
+                                                hinfo->maxbps,
+                                                apcm->codec->spdif_ctls);
         if (!format_val) {
                 snd_printk(KERN_ERR SFX
                            "invalid format_val, rate=%d, ch=%d, format=%d\n",