[ 50/58] ALSA: hda - hdmi: ELD shouldnt be valid after unplug

Greg Kroah-Hartman
2013-02-25T22:22:57Z

From: David Henningsson <david.henningsson@canonical.com>

commit bbfd8a19b6913f50a362457c34d49bfafe5e456e upstream.

Currently, eld_valid is never set to false, except at kernel module
load time. This patch makes sure that eld is no longer valid when
the cable is (hot-)unplugged.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
sound/pci/hda/patch_hdmi.c | 1 +
1 file changed, 1 insertion(+)

--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -1172,6 +1172,7 @@ static void hdmi_present_sense(struct hd
"HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
codec->addr, pin_nid, eld->monitor_present, eld_valid);

+ eld->eld_valid = false;
if (eld_valid) {
if (!snd_hdmi_get_eld(eld, codec, pin_nid))
snd_hdmi_show_eld(eld);