hw/audio: replace exit with unrealize in hda_codec_device_class_init

[qemu.git] / hw / audio / hda-codec.c

diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c
index 07a43bfe8929f06b8a8982f9f12101fe19cdfb3c..52d4640e60b7d489b0e9466cb92f7ba9315d515f 100644 (file)
--- a/hw/audio/hda-codec.c
+++ b/hw/audio/hda-codec.c
@@ -17,6 +17,7 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "qemu/osdep.h"
 #include "hw/hw.h"
 #include "hw/pci/pci.h"
 #include "intel-hda.h"
@@ -157,6 +158,9 @@ struct HDAAudioStream {
     uint32_t bpos;
 };
 
+#define TYPE_HDA_AUDIO "hda-audio"
+#define HDA_AUDIO(obj) OBJECT_CHECK(HDAAudioState, (obj), TYPE_HDA_AUDIO)
+
 struct HDAAudioState {
     HDACodecDevice hda;
     const char *name;
@@ -258,6 +262,9 @@ static void hda_audio_set_amp(HDAAudioStream *st)
     left = left * 255 / QEMU_HDA_AMP_STEPS;
     right = right * 255 / QEMU_HDA_AMP_STEPS;
 
+    if (!st->state->mixer) {
+        return;
+    }
     if (st->output) {
         AUD_set_volume_out(st->voice.out, muted, left, right);
     } else {
@@ -288,7 +295,7 @@ static void hda_audio_setup(HDAAudioStream *st)
 
 static void hda_audio_command(HDACodecDevice *hda, uint32_t nid, uint32_t data)
 {
-    HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda);
+    HDAAudioState *a = HDA_AUDIO(hda);
     HDAAudioStream *st;
     const desc_node *node = NULL;
     const desc_param *param;
@@ -448,7 +455,7 @@ fail:
 
 static void hda_audio_stream(HDACodecDevice *hda, uint32_t stnr, bool running, bool output)
 {
-    HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda);
+    HDAAudioState *a = HDA_AUDIO(hda);
     int s;
 
     a->running_compat[stnr] = running;
@@ -469,7 +476,7 @@ static void hda_audio_stream(HDACodecDevice *hda, uint32_t stnr, bool running, b
 
 static int hda_audio_init(HDACodecDevice *hda, const struct desc_codec *desc)
 {
-    HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda);
+    HDAAudioState *a = HDA_AUDIO(hda);
     HDAAudioStream *st;
     const desc_node *node;
     const desc_param *param;
@@ -483,8 +490,9 @@ static int hda_audio_init(HDACodecDevice *hda, const struct desc_codec *desc)
     for (i = 0; i < a->desc->nnodes; i++) {
         node = a->desc->nodes + i;
         param = hda_codec_find_param(node, AC_PAR_AUDIO_WIDGET_CAP);
-        if (NULL == param)
+        if (param == NULL) {
             continue;
+        }
         type = (param->val & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
         switch (type) {
         case AC_WID_AUD_OUT:
@@ -514,7 +522,7 @@ static int hda_audio_init(HDACodecDevice *hda, const struct desc_codec *desc)
 
 static int hda_audio_exit(HDACodecDevice *hda)
 {
-    HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda);
+    HDAAudioState *a = HDA_AUDIO(hda);
     HDAAudioStream *st;
     int i;
 
@@ -559,10 +567,25 @@ static int hda_audio_post_load(void *opaque, int version)
     return 0;
 }
 
+static void hda_audio_reset(DeviceState *dev)
+{
+    HDAAudioState *a = HDA_AUDIO(dev);
+    HDAAudioStream *st;
+    int i;
+
+    dprint(a, 1, "%s\n", __func__);
+    for (i = 0; i < ARRAY_SIZE(a->st); i++) {
+        st = a->st + i;
+        if (st->node != NULL) {
+            hda_audio_set_running(st, false);
+        }
+    }
+}
+
 static const VMStateDescription vmstate_hda_audio_stream = {
     .name = "hda-audio-stream",
     .version_id = 1,
-    .fields = (VMStateField []) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT32(stream, HDAAudioStream),
         VMSTATE_UINT32(channel, HDAAudioStream),
         VMSTATE_UINT32(format, HDAAudioStream),
@@ -580,7 +603,7 @@ static const VMStateDescription vmstate_hda_audio = {
     .name = "hda-audio",
     .version_id = 2,
     .post_load = hda_audio_post_load,
-    .fields = (VMStateField []) {
+    .fields = (VMStateField[]) {
         VMSTATE_STRUCT_ARRAY(st, HDAAudioState, 4, 0,
                              vmstate_hda_audio_stream,
                              HDAAudioStream),
@@ -598,7 +621,7 @@ static Property hda_audio_properties[] = {
 
 static int hda_audio_init_output(HDACodecDevice *hda)
 {
-    HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda);
+    HDAAudioState *a = HDA_AUDIO(hda);
 
     if (!a->mixer) {
         return hda_audio_init(hda, &output_nomixemu);
@@ -609,7 +632,7 @@ static int hda_audio_init_output(HDACodecDevice *hda)
 
 static int hda_audio_init_duplex(HDACodecDevice *hda)
 {
-    HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda);
+    HDAAudioState *a = HDA_AUDIO(hda);
 
     if (!a->mixer) {
         return hda_audio_init(hda, &duplex_nomixemu);
@@ -620,7 +643,7 @@ static int hda_audio_init_duplex(HDACodecDevice *hda)
 
 static int hda_audio_init_micro(HDACodecDevice *hda)
 {
-    HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda);
+    HDAAudioState *a = HDA_AUDIO(hda);
 
     if (!a->mixer) {
         return hda_audio_init(hda, &micro_nomixemu);
@@ -629,24 +652,39 @@ static int hda_audio_init_micro(HDACodecDevice *hda)
     }
 }
 
-static void hda_audio_output_class_init(ObjectClass *klass, void *data)
+static void hda_audio_base_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     HDACodecDeviceClass *k = HDA_CODEC_DEVICE_CLASS(klass);
 
-    k->init = hda_audio_init_output;
     k->exit = hda_audio_exit;
     k->command = hda_audio_command;
     k->stream = hda_audio_stream;
     set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
-    dc->desc = "HDA Audio Codec, output-only (line-out)";
+    dc->reset = hda_audio_reset;
     dc->vmsd = &vmstate_hda_audio;
     dc->props = hda_audio_properties;
 }
 
+static const TypeInfo hda_audio_info = {
+    .name          = TYPE_HDA_AUDIO,
+    .parent        = TYPE_HDA_CODEC_DEVICE,
+    .class_init    = hda_audio_base_class_init,
+    .abstract      = true,
+};
+
+static void hda_audio_output_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    HDACodecDeviceClass *k = HDA_CODEC_DEVICE_CLASS(klass);
+
+    k->init = hda_audio_init_output;
+    dc->desc = "HDA Audio Codec, output-only (line-out)";
+}
+
 static const TypeInfo hda_audio_output_info = {
     .name          = "hda-output",
-    .parent        = TYPE_HDA_CODEC_DEVICE,
+    .parent        = TYPE_HDA_AUDIO,
     .instance_size = sizeof(HDAAudioState),
     .class_init    = hda_audio_output_class_init,
 };
@@ -657,18 +695,12 @@ static void hda_audio_duplex_class_init(ObjectClass *klass, void *data)
     HDACodecDeviceClass *k = HDA_CODEC_DEVICE_CLASS(klass);
 
     k->init = hda_audio_init_duplex;
-    k->exit = hda_audio_exit;
-    k->command = hda_audio_command;
-    k->stream = hda_audio_stream;
-    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "HDA Audio Codec, duplex (line-out, line-in)";
-    dc->vmsd = &vmstate_hda_audio;
-    dc->props = hda_audio_properties;
 }
 
 static const TypeInfo hda_audio_duplex_info = {
     .name          = "hda-duplex",
-    .parent        = TYPE_HDA_CODEC_DEVICE,
+    .parent        = TYPE_HDA_AUDIO,
     .instance_size = sizeof(HDAAudioState),
     .class_init    = hda_audio_duplex_class_init,
 };
@@ -679,24 +711,19 @@ static void hda_audio_micro_class_init(ObjectClass *klass, void *data)
     HDACodecDeviceClass *k = HDA_CODEC_DEVICE_CLASS(klass);
 
     k->init = hda_audio_init_micro;
-    k->exit = hda_audio_exit;
-    k->command = hda_audio_command;
-    k->stream = hda_audio_stream;
-    set_bit(DEVICE_CATEGORY_SOUND, dc->categories);
     dc->desc = "HDA Audio Codec, duplex (speaker, microphone)";
-    dc->vmsd = &vmstate_hda_audio;
-    dc->props = hda_audio_properties;
 }
 
 static const TypeInfo hda_audio_micro_info = {
     .name          = "hda-micro",
-    .parent        = TYPE_HDA_CODEC_DEVICE,
+    .parent        = TYPE_HDA_AUDIO,
     .instance_size = sizeof(HDAAudioState),
     .class_init    = hda_audio_micro_class_init,
 };
 
 static void hda_audio_register_types(void)
 {
+    type_register_static(&hda_audio_info);
     type_register_static(&hda_audio_output_info);
     type_register_static(&hda_audio_duplex_info);
     type_register_static(&hda_audio_micro_info);