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authorGerd Hoffmann <kraxel@redhat.com>2010-11-09 11:47:49 +0100
committermalc <av1474@comtv.ru>2010-11-09 16:51:12 +0300
commitacc086837e49b44f15eff6007bb1726844df7aec (patch)
treed41e096b545fc9c830fdd7c09f28c8ab975fa0d0 /hw/intel-hda.c
parent17786d52acd3e18e77cd7e823f7d6bad9ece818e (diff)
downloadfocaccia-qemu-acc086837e49b44f15eff6007bb1726844df7aec.tar.gz
focaccia-qemu-acc086837e49b44f15eff6007bb1726844df7aec.zip
intel-hda: fix codec addressing.
The HDA bus supports up to 15 codecs, with addresses 0 ... 14.
We get that wrong in two places:

 * When handing out addresses we accept address 15 as valid.
 * The bitmasks for two registers (WAKEEN and STATESTS) don't
   have bit 14 set.

This patch fixes it.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: malc <av1474@comtv.ru>
Diffstat (limited to 'hw/intel-hda.c')
-rw-r--r--hw/intel-hda.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/hw/intel-hda.c b/hw/intel-hda.c
index 5e13dc35ed..b34b1408f2 100644
--- a/hw/intel-hda.c
+++ b/hw/intel-hda.c
@@ -56,7 +56,7 @@ static int hda_codec_dev_init(DeviceState *qdev, DeviceInfo *base)
     if (dev->cad == -1) {
         dev->cad = bus->next_cad;
     }
-    if (dev->cad > 15)
+    if (dev->cad >= 15)
         return -1;
     bus->next_cad = dev->cad + 1;
     return info->init(dev);
@@ -643,15 +643,15 @@ static const struct IntelHDAReg regtab[] = {
     [ ICH6_REG_WAKEEN ] = {
         .name     = "WAKEEN",
         .size     = 2,
-        .wmask    = 0x3fff,
+        .wmask    = 0x7fff,
         .offset   = offsetof(IntelHDAState, wake_en),
         .whandler = intel_hda_set_wake_en,
     },
     [ ICH6_REG_STATESTS ] = {
         .name     = "STATESTS",
         .size     = 2,
-        .wmask    = 0x3fff,
-        .wclear   = 0x3fff,
+        .wmask    = 0x7fff,
+        .wclear   = 0x7fff,
         .offset   = offsetof(IntelHDAState, state_sts),
         .whandler = intel_hda_set_state_sts,
     },