diff --git a/[refs] b/[refs]
index 33a0f589a72a..9b70487e1c58 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4d9e93b1adf2923c0a0cbc545d6e78dec3334faf
+refs/heads/master: ed336d3404a8fdeda1e3f1c189b5f83186675448
diff --git a/trunk/sound/ppc/pmac.c b/trunk/sound/ppc/pmac.c
index af76ee862d27..bd8f92b1c224 100644
--- a/trunk/sound/ppc/pmac.c
+++ b/trunk/sound/ppc/pmac.c
@@ -1033,7 +1033,8 @@ static int __init snd_pmac_detect(struct snd_pmac *chip)
 	}
 	if (of_device_is_compatible(sound, "tumbler")) {
 		chip->model = PMAC_TUMBLER;
-		chip->can_capture = machine_is_compatible("PowerMac4,2");
+		chip->can_capture = machine_is_compatible("PowerMac4,2")
+				|| machine_is_compatible("PowerBook4,1");
 		chip->can_duplex = 0;
 		// chip->can_byte_swap = 0; /* FIXME: check this */
 		chip->num_freqs = ARRAY_SIZE(tumbler_freqs);