diff --git a/audio/audio.c b/audio/audio.c
index b3db67979d4ab8f0f5376dc2e6b0b429215718be..fc775110afccfaf8113cf1c5d86f8ada9d3be3c4 100644
--- a/audio/audio.c
+++ b/audio/audio.c
@@ -95,7 +95,7 @@ static struct {
         }
     },
 
-    .period = { .hertz = 250 },
+    .period = { .hertz = 100 },
     .plive = 0,
     .log_to_monitor = 0,
     .try_poll_in = 1,
diff --git a/audio/paaudio.c b/audio/paaudio.c
index 8b69778ad96dedf6b66dc292bf3893c3d06d1ca2..90ff24500b1016b652dc2cd4074821f49d80c24b 100644
--- a/audio/paaudio.c
+++ b/audio/paaudio.c
@@ -547,11 +547,11 @@ static int qpa_init_out (HWVoiceOut *hw, struct audsettings *as)
     ss.rate = as->freq;
 
     /*
-     * qemu audio tick runs at 250 Hz (by default), so processing
-     * data chunks worth 4 ms of sound should be a good fit.
+     * qemu audio tick runs at 100 Hz (by default), so processing
+     * data chunks worth 10 ms of sound should be a good fit.
      */
-    ba.tlength = pa_usec_to_bytes (4 * 1000, &ss);
-    ba.minreq = pa_usec_to_bytes (2 * 1000, &ss);
+    ba.tlength = pa_usec_to_bytes (10 * 1000, &ss);
+    ba.minreq = pa_usec_to_bytes (5 * 1000, &ss);
     ba.maxlength = -1;
     ba.prebuf = -1;
 
diff --git a/hw/audio/adlib.c b/hw/audio/adlib.c
index bd8e9d9815ce7d34983a609a02f879cd56cc9440..e88d2dd8453730d88ae70e00f9bd5b1cfb14b6e9 100644
--- a/hw/audio/adlib.c
+++ b/hw/audio/adlib.c
@@ -347,8 +347,8 @@ static void adlib_realizefn (DeviceState *dev, Error **errp)
     s->samples = AUD_get_buffer_size_out (s->voice) >> SHIFT;
     s->mixbuf = g_malloc0 (s->samples << SHIFT);
 
-    adlib_portio_list[1].offset = s->port;
-    adlib_portio_list[2].offset = s->port + 8;
+    adlib_portio_list[0].offset = s->port;
+    adlib_portio_list[1].offset = s->port + 8;
     portio_list_init (port_list, OBJECT(s), adlib_portio_list, s, "adlib");
     portio_list_add (port_list, isa_address_space_io(&s->parent_obj), 0);
 }
diff --git a/hw/audio/intel-hda.c b/hw/audio/intel-hda.c
index 43272643946d3533a190e8dfea5ede81999641bc..6ab8c245d3ecaf7044c95f47e47489d0c0ba6d6f 100644
--- a/hw/audio/intel-hda.c
+++ b/hw/audio/intel-hda.c
@@ -444,6 +444,7 @@ static bool intel_hda_xfer(HDACodecDevice *dev, uint32_t stnr, bool output,
         }
     }
     if (d->dp_lbase & 0x01) {
+        s = st - d->st;
         addr = intel_hda_addr(d->dp_lbase & ~0x01, d->dp_ubase);
         stl_le_pci_dma(&d->pci, addr + 8*s, st->lpib);
     }