From: Takashi Iwai Date: Tue, 18 Jun 2013 14:14:22 +0000 (+0200) Subject: ALSA: hda - Cache the MUX selection for generic HDMI X-Git-Tag: firefly_0821_release~176^2~5710^2~7^2~34 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=bddee96b5d0db869f47b195fe48c614ca824203c;p=firefly-linux-kernel-4.4.55.git ALSA: hda - Cache the MUX selection for generic HDMI When a selection to a converter MUX is changed in hdmi_pcm_open(), it should be cached so that the given connection can be restored properly at PM resume. We need just to replace the corresponding snd_hda_codec_write() call with snd_hda_codec_write_cache(). Cc: Signed-off-by: Takashi Iwai --- diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 8983747f2a37..844cf55a62b1 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -1155,7 +1155,7 @@ static int hdmi_pcm_open(struct hda_pcm_stream *hinfo, per_cvt->assigned = 1; hinfo->nid = per_cvt->cvt_nid; - snd_hda_codec_write(codec, per_pin->pin_nid, 0, + snd_hda_codec_write_cache(codec, per_pin->pin_nid, 0, AC_VERB_SET_CONNECT_SEL, mux_idx); snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid);