Changelog: this is probably not the only fix needed here, see the FIXME comment. I don't have the hardware
to test this.
Signed-off-by: Mathieu Bouffard <mbouffard@fedoraproject.org>
--- sound/pci/hda/patch_realtek.c	2011-05-29 20:43:36.000000000 -0400
+++ sound/pci/hda/fixed_patch_realtek.c	2011-05-31 20:48:43.621911836 -0400
@@ -14659,8 +14659,14 @@
 
 static const struct hda_pcm_stream alc269_44k_pcm_analog_capture = {
 	.substreams = 1,
-	.channels_min = 2,
-	.channels_max = 2,
+	.channels_min = 1,
+	.channels_max = 1,
+	/* FIXME I read multiple bug reports where ALC269 users couldn't use their microphone. I had
+	 * one set up JACK with two channels for output, and only one for input then route
+	 * pulseaudio's sink/source to JACK as a test. It worked, it would seem as if this
+	 * ALC269 does not support stereo capture? The above is probably not the only fix needed
+	 * here, leaving it up to somebody more experienced.
+	*/
 	.rates = SNDRV_PCM_RATE_44100, /* fixed rate */
 	/* NID is set in alc_build_pcms */
 };