iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ALSA: hda/hdmi: Reduce hda_jack_tbl lookup at unsol event handling

Browse Source 
Pass hda_jack_tbl object to hdmi_intrinsic_event() along with res from
hdmi_unsol_event() so that we can reduce the lookup of the same
hda_jack_tbl object again.

Minor code refactoring.

Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Nikhil Mahale <nmahale@nvidia.com>
Link: https://lore.kernel.org/r/20200206162804.4734-2-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2020-02-06 17:28:01 +01:00
parent bb6d3fb354
commit 165c0946a8
1 changed files with 3 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
sound/pci/hda/patch_hdmi.c
View File

@ -779,21 +779,9 @@ static void jack_callback(struct hda_codec *codec,
check_presence_and_report(codec, jack->nid, jack->dev_id);
}
static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res,
struct hda_jack_tbl *jack)
{
int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
struct hda_jack_tbl *jack;
if (codec->dp_mst) {
int dev_entry =
(res & AC_UNSOL_RES_DE) >> AC_UNSOL_RES_DE_SHIFT;
jack = snd_hda_jack_tbl_get_from_tag(codec, tag, dev_entry);
} else {
jack = snd_hda_jack_tbl_get_from_tag(codec, tag, 0);
}
if (!jack)
return;
jack->jack_dirty = 1;
codec_dbg(codec,
@ -853,7 +841,7 @@ static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res)
}
if (subtag == 0)
hdmi_intrinsic_event(codec, res);
hdmi_intrinsic_event(codec, res, jack);
else
hdmi_non_intrinsic_event(codec, res);
}