audio: remove CONFIG_MIXEMU configure option

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

audio/mixeng.c

@@ -348,7 +348,6 @@ void mixeng_clear (struct st_sample *buf, int len)
 
 void mixeng_volume (struct st_sample *buf, int len, struct mixeng_volume *vol)
 {
-#ifdef CONFIG_MIXEMU
     if (vol->mute) {
         mixeng_clear (buf, len);
         return;
@@ -364,9 +363,4 @@ void mixeng_volume (struct st_sample *buf, int len, struct mixeng_volume *vol)
 #endif
         buf += 1;
     }
-#else
-    (void) buf;
-    (void) len;
-    (void) vol;
-#endif
 }

configure

@@ -215,7 +215,6 @@ linux_user="no"
 bsd_user="no"
 guest_base="yes"
 uname_release=""
-mixemu="no"
 aix="no"
 blobs="yes"
 pkgversion=""
@@ -873,8 +872,6 @@ for opt do
   ;;
   --enable-fdt) fdt="yes"
   ;;
-  --enable-mixemu) mixemu="yes"
-  ;;
   --disable-linux-aio) linux_aio="no"
   ;;
   --enable-linux-aio) linux_aio="yes"
@@ -1107,7 +1104,6 @@ echo "                           (affects only QEMU, not qemu-img)"
 echo "  --block-drv-ro-whitelist=L"
 echo "                           set block driver read-only whitelist"
 echo "                           (affects only QEMU, not qemu-img)"
-echo "  --enable-mixemu          enable mixer emulation"
 echo "  --disable-xen            disable xen backend driver support"
 echo "  --enable-xen             enable xen backend driver support"
 echo "  --disable-xen-pci-passthrough"
@@ -3699,7 +3695,6 @@ echo "mingw32 support   $mingw32"
 echo "Audio drivers     $audio_drv_list"
 echo "Block whitelist (rw) $block_drv_rw_whitelist"
 echo "Block whitelist (ro) $block_drv_ro_whitelist"
-echo "Mixer emulation   $mixemu"
 echo "VirtFS support    $virtfs"
 echo "VNC support       $vnc"
 if test "$vnc" = "yes" ; then
@@ -3886,9 +3881,6 @@ if test "$audio_win_int" = "yes" ; then
 fi
 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
-if test "$mixemu" = "yes" ; then
-  echo "CONFIG_MIXEMU=y" >> $config_host_mak
-fi
 if test "$vnc" = "yes" ; then
   echo "CONFIG_VNC=y" >> $config_host_mak
 fi

hw/audio/hda-codec.c

@@ -118,11 +118,9 @@ 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"
@@ -594,11 +592,7 @@ static const VMStateDescription vmstate_hda_audio = {
 
 static Property hda_audio_properties[] = {
     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(),
 };
 
@@ -609,15 +603,7 @@ static int hda_audio_init_output(HDACodecDevice *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
-
     }
 }
 
@@ -628,15 +614,7 @@ static int hda_audio_init_duplex(HDACodecDevice *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
-
     }
 }
 
@@ -647,15 +625,7 @@ static int hda_audio_init_micro(HDACodecDevice *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
-
     }
 }