Add a flag to hda_codec struct to control whether legacy PCM numbering should be followed in DP-MST mode. When set, no backup PCMs will be created and PCM count is limited to number of converters.
Signed-off-by: Kai Vehmanen kai.vehmanen@linux.intel.com --- include/sound/hda_codec.h | 1 + 1 file changed, 1 insertion(+)
diff --git a/include/sound/hda_codec.h b/include/sound/hda_codec.h index 9a0393cf024c..ac18f428eda6 100644 --- a/include/sound/hda_codec.h +++ b/include/sound/hda_codec.h @@ -254,6 +254,7 @@ struct hda_codec { unsigned int force_pin_prefix:1; /* Add location prefix */ unsigned int link_down_at_suspend:1; /* link down at runtime suspend */ unsigned int relaxed_resume:1; /* don't resume forcibly for jack */ + unsigned int mst_no_extra_pcms:1; /* no backup PCMs for DP-MST */
#ifdef CONFIG_PM unsigned long power_on_acct;