[alsa-devel] [PATCH v4 1/5] ALSA: hda - hdmi: ELD shouldn't be valid after unplug

David Henningsson david.henningsson at canonical.com
Tue Feb 19 13:23:01 CET 2013

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 This patch makes sure that eld is no longer valid when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.

Cc: stable at kernel.org
Signed-off-by: David Henningsson <david.henningsson at canonical.com>
 sound/pci/hda/patch_hdmi.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index b9af281b..32adaa6 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -1176,6 +1176,7 @@ static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
 		"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))

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