hda-codec: make mixemu selectable at runtime

Define PARAM so that we have two versions of the "desc_codec
and family" structs. Add a property called "mixer" whose default
value depends on whether CONFIG_MIXEMU is defined or not which
will help us call the appropriate instance init functions.

Signed-off-by: Bandan Das <bsd@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

1 files changed, 60 insertions, 4 deletions

diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c
index 65fbb2a5a7..19a8a0e001 100644
--- a/hw/audio/hda-codec.c
+++ b/hw/audio/hda-codec.c
@@ -118,7 +118,15 @@ static void hda_codec_parse_fmt(uint32_t format, struct audsettings *as)
 #define QEMU_HDA_AMP_NONE    (0)
 #define QEMU_HDA_AMP_STEPS   0x4a
 
+#ifdef CONFIG_MIXEMU
+#define   PARAM mixemu
+#define   HDA_MIXER
 #include "hda-codec-common.h"
+#endif
+
+#define   PARAM nomixemu
+#include  "hda-codec-common.h"
+
 /* -------------------------------------------------------------------------- */
 
 static const char *fmt2name[] = {
@@ -163,6 +171,7 @@ struct HDAAudioState {
 
     /* properties */
     uint32_t debug;
+    bool     mixer;
 };
 
 static void hda_audio_input_cb(void *opaque, int avail)
@@ -584,23 +593,70 @@ static const VMStateDescription vmstate_hda_audio = {
 };
 
 static Property hda_audio_properties[] = {
-    DEFINE_PROP_UINT32("debug", HDAAudioState, debug, 0),
+    DEFINE_PROP_UINT32("debug", HDAAudioState, debug,   0),
+#ifdef CONFIG_MIXEMU
+    DEFINE_PROP_BOOL("mixer", HDAAudioState, mixer,  true),
+#else
+    DEFINE_PROP_BOOL("mixer", HDAAudioState, mixer, false),
+#endif
     DEFINE_PROP_END_OF_LIST(),
 };
 
 static int hda_audio_init_output(HDACodecDevice *hda)
 {
-    return hda_audio_init(hda, &output);
+    HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda);
+
+    if (!a->mixer) {
+        return hda_audio_init(hda, &output_nomixemu);
+    } else {
+
+#ifdef CONFIG_MIXEMU
+        return hda_audio_init(hda, &output_mixemu);
+#else
+        fprintf(stderr, "ERROR: "
+                "hda-codec : Mixer emulation has not been compiled in!\n");
+        return -1;
+#endif
+
+    }
 }
 
 static int hda_audio_init_duplex(HDACodecDevice *hda)
 {
-    return hda_audio_init(hda, &duplex);
+    HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda);
+
+    if (!a->mixer) {
+        return hda_audio_init(hda, &duplex_nomixemu);
+    } else {
+
+#ifdef CONFIG_MIXEMU
+        return hda_audio_init(hda, &duplex_mixemu);
+#else
+        fprintf(stderr, "ERROR: "
+                "hda-codec : Mixer emulation has not been compiled in!\n");
+        return -1;
+#endif
+
+    }
 }
 
 static int hda_audio_init_micro(HDACodecDevice *hda)
 {
-    return hda_audio_init(hda, &micro);
+    HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda);
+
+    if (!a->mixer) {
+        return hda_audio_init(hda, &micro_nomixemu);
+    } else {
+
+#ifdef CONFIG_MIXEMU
+        return hda_audio_init(hda, &micro_mixemu);
+#else
+        fprintf(stderr, "ERROR: "
+                "hda-codec : Mixer emulation has not been compiled in!\n");
+        return -1;
+#endif
+
+    }
 }
 
 static void hda_audio_output_class_init(ObjectClass *klass, void *data)