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authorJaroslav Kysela <perex@perex.cz>2022-09-22 11:40:17 +0300
committerTakashi Iwai <tiwai@suse.de>2022-09-22 14:58:16 +0300
commitef6f5494faf6a37c74990689a3bb3cee76d2544c (patch)
tree5e57ad800ced98694a84eab2673536c82e9429a7 /sound/soc/codecs/hdac_hda.c
parentaf45a0d32df9c8f5abbbc7401d70ffa296c8cef6 (diff)
downloadlinux-ef6f5494faf6a37c74990689a3bb3cee76d2544c.tar.xz
ALSA: hda/hdmi: Use only dynamic PCM device allocation
Per discussion on the alsa-devel mailing list [1], the legacy PIN to PCM device mapping is obsolete nowadays. The maximum number of the simultaneously usable PCM devices is equal to the HDMI codec converters. Remove the extra PCM devices (beyond the detected converters) and force the use of the dynamic PCM device allocation. The legacy code is removed. I believe that all HDMI codecs have the jack sensing feature. Move the check to the codec probe function and print a warning, if a codec without this feature is detected. [1] https://lore.kernel.org/alsa-devel/2f37e0b2-1e82-8c0b-2bbd-1e5038d6ecc6@perex.cz/ Cc: Kai Vehmanen <kai.vehmanen@linux.intel.com> Signed-off-by: Jaroslav Kysela <perex@perex.cz> Link: https://lore.kernel.org/r/20220922084017.25925-1-perex@perex.cz Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/soc/codecs/hdac_hda.c')
-rw-r--r--sound/soc/codecs/hdac_hda.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/sound/soc/codecs/hdac_hda.c b/sound/soc/codecs/hdac_hda.c
index 77df4c5b274a..8af434e14bfb 100644
--- a/sound/soc/codecs/hdac_hda.c
+++ b/sound/soc/codecs/hdac_hda.c
@@ -461,9 +461,6 @@ static int hdac_hda_codec_probe(struct snd_soc_component *component)
dev_dbg(&hdev->dev, "no patch file found\n");
}
- /* configure codec for 1:1 PCM:DAI mapping */
- hcodec->mst_no_extra_pcms = 1;
-
ret = snd_hda_codec_parse_pcms(hcodec);
if (ret < 0) {
dev_err(&hdev->dev, "unable to map pcms to dai %d\n", ret);