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[Qemu-devel] [RFC PATCH 2/6] audio: remove the need for audio card CONFI


From: Paolo Bonzini
Subject: [Qemu-devel] [RFC PATCH 2/6] audio: remove the need for audio card CONFIG_* symbols
Date: Tue, 2 Apr 2013 16:50:57 +0200

Signed-off-by: Paolo Bonzini <address@hidden>
---
 arch_init.c        | 136 +++++++++++++----------------------------------------
 configure          |   8 +---
 hw/ac97.c          |   3 +-
 hw/adlib.c         |   3 +-
 hw/audiodev.h      |  23 ++-------
 hw/cs4231a.c       |   3 +-
 hw/es1370.c        |   3 +-
 hw/gus.c           |   3 +-
 hw/intel-hda.c     |  22 ++++-----
 hw/pcspk.c         |   4 +-
 hw/pcspk.h         |   2 -
 hw/sb16.c          |   3 +-
 hw/usb/dev-audio.c |   1 -
 13 files changed, 64 insertions(+), 150 deletions(-)

diff --git a/arch_init.c b/arch_init.c
index 4ef5a15..f9ad23b 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -899,97 +899,31 @@ struct soundhw {
     } init;
 };
 
-static struct soundhw soundhw[] = {
-#ifdef HAS_AUDIO_CHOICE
-#ifdef CONFIG_PCSPK
-    {
-        "pcspk",
-        "PC speaker",
-        0,
-        1,
-        { .init_isa = pcspk_audio_init }
-    },
-#endif
-
-#ifdef CONFIG_SB16
-    {
-        "sb16",
-        "Creative Sound Blaster 16",
-        0,
-        1,
-        { .init_isa = SB16_init }
-    },
-#endif
-
-#ifdef CONFIG_CS4231A
-    {
-        "cs4231a",
-        "CS4231A",
-        0,
-        1,
-        { .init_isa = cs4231a_init }
-    },
-#endif
-
-#ifdef CONFIG_ADLIB
-    {
-        "adlib",
-#ifdef HAS_YMF262
-        "Yamaha YMF262 (OPL3)",
-#else
-        "Yamaha YM3812 (OPL2)",
-#endif
-        0,
-        1,
-        { .init_isa = Adlib_init }
-    },
-#endif
-
-#ifdef CONFIG_GUS
-    {
-        "gus",
-        "Gravis Ultrasound GF1",
-        0,
-        1,
-        { .init_isa = GUS_init }
-    },
-#endif
-
-#ifdef CONFIG_AC97
-    {
-        "ac97",
-        "Intel 82801AA AC97 Audio",
-        0,
-        0,
-        { .init_pci = ac97_init }
-    },
-#endif
-
-#ifdef CONFIG_ES1370
-    {
-        "es1370",
-        "ENSONIQ AudioPCI ES1370",
-        0,
-        0,
-        { .init_pci = es1370_init }
-    },
-#endif
+static struct soundhw soundhw[9];
+static int soundhw_count;
 
-#ifdef CONFIG_HDA
-    {
-        "hda",
-        "Intel HD Audio",
-        0,
-        0,
-        { .init_pci = intel_hda_and_codec_init }
-    },
-#endif
-
-#endif /* HAS_AUDIO_CHOICE */
-
-    { NULL, NULL, 0, 0, { NULL } }
-};
+void isa_register_soundhw(const char *name, const char *descr,
+                          int (*init_isa)(ISABus *bus))
+{
+    assert(soundhw_count < ARRAY_SIZE(soundhw) - 1);
+    soundhw[soundhw_count].name = name;
+    soundhw[soundhw_count].descr = descr;
+    soundhw[soundhw_count].isa = 1;
+    soundhw[soundhw_count].init.init_isa = init_isa;
+    soundhw_count++;
+}
 
+void pci_register_soundhw(const char *name, const char *descr,
+                          int (*init_pci)(PCIBus *bus))
+{
+    assert(soundhw_count < ARRAY_SIZE(soundhw) - 1);
+    soundhw[soundhw_count].name = name;
+    soundhw[soundhw_count].descr = descr;
+    soundhw[soundhw_count].isa = 0;
+    soundhw[soundhw_count].init.init_pci = init_pci;
+    soundhw_count++;
+}
+ 
 void select_soundhw(const char *optarg)
 {
     struct soundhw *c;
@@ -997,16 +931,16 @@ void select_soundhw(const char *optarg)
     if (is_help_option(optarg)) {
     show_valid_cards:
 
-#ifdef HAS_AUDIO_CHOICE
-        printf("Valid sound card names (comma separated):\n");
-        for (c = soundhw; c->name; ++c) {
-            printf ("%-11s %s\n", c->name, c->descr);
+        if (soundhw_count) {
+             printf("Valid sound card names (comma separated):\n");
+             for (c = soundhw; c->name; ++c) {
+                 printf ("%-11s %s\n", c->name, c->descr);
+             }
+             printf("\n-soundhw all will enable all of the above\n");
+        } else {
+             printf("Machine has no user-selectable audio hardware "
+                    "(it may or may not have always-present audio 
hardware).\n");
         }
-        printf("\n-soundhw all will enable all of the above\n");
-#else
-        printf("Machine has no user-selectable audio hardware "
-               "(it may or may not have always-present audio hardware).\n");
-#endif
         exit(!is_help_option(optarg));
     }
     else {
@@ -1132,11 +1066,7 @@ void cpudef_init(void)
 
 int audio_available(void)
 {
-#ifdef HAS_AUDIO
-    return 1;
-#else
-    return 0;
-#endif
+    return soundhw_count > 0;
 }
 
 int tcg_available(void)
diff --git a/configure b/configure
index 98716ae..dec699d 100755
--- a/configure
+++ b/configure
@@ -4322,15 +4322,9 @@ esac
 
 if test "$target_softmmu" = "yes" ; then
   case "$TARGET_BASE_ARCH" in
-  arm)
+  arm|lm32|i386|mips|ppc)
     cflags="-DHAS_AUDIO $cflags"
   ;;
-  lm32)
-    cflags="-DHAS_AUDIO $cflags"
-  ;;
-  i386|mips|ppc)
-    cflags="-DHAS_AUDIO -DHAS_AUDIO_CHOICE $cflags"
-  ;;
   esac
 fi
 
diff --git a/hw/ac97.c b/hw/ac97.c
index c7d601f..40656e8 100644
--- a/hw/ac97.c
+++ b/hw/ac97.c
@@ -1396,7 +1396,7 @@ static void ac97_exitfn (PCIDevice *dev)
     memory_region_destroy (&s->io_nabm);
 }
 
-int ac97_init (PCIBus *bus)
+static int ac97_init (PCIBus *bus)
 {
     pci_create_simple (bus, -1, "AC97");
     return 0;
@@ -1433,6 +1433,7 @@ static const TypeInfo ac97_info = {
 static void ac97_register_types (void)
 {
     type_register_static (&ac97_info);
+    pci_register_soundhw("ac97", "Intel 82801AA AC97 Audio", ac97_init);
 }
 
 type_init (ac97_register_types)
diff --git a/hw/adlib.c b/hw/adlib.c
index ca47b55..b4617ae 100644
--- a/hw/adlib.c
+++ b/hw/adlib.c
@@ -369,7 +369,7 @@ static TypeInfo adlib_info = {
     .class_init    = adlib_class_initfn,
 };
 
-int Adlib_init (ISABus *bus)
+static int Adlib_init (ISABus *bus)
 {
     isa_create_simple (bus, "adlib");
     return 0;
@@ -378,6 +378,7 @@ int Adlib_init (ISABus *bus)
 static void adlib_register_types (void)
 {
     type_register_static (&adlib_info);
+    isa_register_soundhw("adlib", ADLIB_DESC, Adlib_init);
 }
 
 type_init (adlib_register_types)
diff --git a/hw/audiodev.h b/hw/audiodev.h
index 428274f..b28abdd 100644
--- a/hw/audiodev.h
+++ b/hw/audiodev.h
@@ -1,25 +1,10 @@
 #ifndef HW_AUDIODEV_H
 #define HW_AUDIODEV_H 1
 
-/* es1370.c */
-int es1370_init(PCIBus *bus);
+void isa_register_soundhw(const char *name, const char *descr,
+                          int (*init_isa)(ISABus *bus));
 
-/* sb16.c */
-int SB16_init(ISABus *bus);
-
-/* adlib.c */
-int Adlib_init(ISABus *bus);
-
-/* gus.c */
-int GUS_init(ISABus *bus);
-
-/* ac97.c */
-int ac97_init(PCIBus *bus);
-
-/* cs4231a.c */
-int cs4231a_init(ISABus *bus);
-
-/* intel-hda.c + hda-audio.c */
-int intel_hda_and_codec_init(PCIBus *bus);
+void pci_register_soundhw(const char *name, const char *descr,
+                          int (*init_pci)(PCIBus *bus));
 
 #endif
diff --git a/hw/cs4231a.c b/hw/cs4231a.c
index f005f25..d660ebd 100644
--- a/hw/cs4231a.c
+++ b/hw/cs4231a.c
@@ -659,7 +659,7 @@ static int cs4231a_initfn (ISADevice *dev)
     return 0;
 }
 
-int cs4231a_init (ISABus *bus)
+static int cs4231a_init (ISABus *bus)
 {
     isa_create_simple (bus, "cs4231a");
     return 0;
@@ -692,6 +692,7 @@ static const TypeInfo cs4231a_info = {
 static void cs4231a_register_types (void)
 {
     type_register_static (&cs4231a_info);
+    isa_register_soundhw("cs4231a", "CS4231A", cs4231a_init);
 }
 
 type_init (cs4231a_register_types)
diff --git a/hw/es1370.c b/hw/es1370.c
index e64cf23..540ed4c 100644
--- a/hw/es1370.c
+++ b/hw/es1370.c
@@ -1051,7 +1051,7 @@ static void es1370_exitfn (PCIDevice *dev)
     memory_region_destroy (&s->io);
 }
 
-int es1370_init (PCIBus *bus)
+static int es1370_init (PCIBus *bus)
 {
     pci_create_simple (bus, -1, "ES1370");
     return 0;
@@ -1083,6 +1083,7 @@ static const TypeInfo es1370_info = {
 static void es1370_register_types (void)
 {
     type_register_static (&es1370_info);
+    pci_register_soundhw("es1370", "ENSONIQ AudioPCI ES1370", es1370_init);
 }
 
 type_init (es1370_register_types)
diff --git a/hw/gus.c b/hw/gus.c
index d268224..b49cdca 100644
--- a/hw/gus.c
+++ b/hw/gus.c
@@ -293,7 +293,7 @@ static int gus_initfn (ISADevice *dev)
     return 0;
 }
 
-int GUS_init (ISABus *bus)
+static int GUS_init (ISABus *bus)
 {
     isa_create_simple (bus, "gus");
     return 0;
@@ -327,6 +327,7 @@ static const TypeInfo gus_info = {
 static void gus_register_types (void)
 {
     type_register_static (&gus_info);
+    isa_register_soundhw("gus", "Gravis Ultrasound GF1", GUS_init);
 }
 
 type_init (gus_register_types)
diff --git a/hw/intel-hda.c b/hw/intel-hda.c
index 728b60f..020a850 100644
--- a/hw/intel-hda.c
+++ b/hw/intel-hda.c
@@ -1300,21 +1300,11 @@ static const TypeInfo hda_codec_device_type_info = {
     .class_init = hda_codec_device_class_init,
 };
 
-static void intel_hda_register_types(void)
-{
-    type_register_static(&hda_codec_bus_info);
-    type_register_static(&intel_hda_info_ich6);
-    type_register_static(&intel_hda_info_ich9);
-    type_register_static(&hda_codec_device_type_info);
-}
-
-type_init(intel_hda_register_types)
-
 /*
  * create intel hda controller with codec attached to it,
  * so '-soundhw hda' works.
  */
-int intel_hda_and_codec_init(PCIBus *bus)
+static int intel_hda_and_codec_init(PCIBus *bus)
 {
     PCIDevice *controller;
     BusState *hdabus;
@@ -1327,3 +1317,13 @@ int intel_hda_and_codec_init(PCIBus *bus)
     return 0;
 }
 
+static void intel_hda_register_types(void)
+{
+    type_register_static(&hda_codec_bus_info);
+    type_register_static(&intel_hda_info_ich6);
+    type_register_static(&intel_hda_info_ich9);
+    type_register_static(&hda_codec_device_type_info);
+    pci_register_soundhw("hda", "Intel HD Audio", intel_hda_and_codec_init);
+}
+
+type_init(intel_hda_register_types)
diff --git a/hw/pcspk.c b/hw/pcspk.c
index d533415..f245998 100644
--- a/hw/pcspk.c
+++ b/hw/pcspk.c
@@ -25,6 +25,7 @@
 #include "hw/hw.h"
 #include "hw/pc.h"
 #include "hw/isa.h"
+#include "hw/audiodev.h"
 #include "audio/audio.h"
 #include "qemu/timer.h"
 #include "hw/i8254.h"
@@ -105,7 +106,7 @@ static void pcspk_callback(void *opaque, int free)
     }
 }
 
-int pcspk_audio_init(ISABus *bus)
+static int pcspk_audio_init(ISABus *bus)
 {
     PCSpkState *s = pcspk_state;
     struct audsettings as = {PCSPK_SAMPLE_RATE, 1, AUD_FMT_U8, 0};
@@ -197,5 +198,6 @@ static const TypeInfo pcspk_info = {
 static void pcspk_register(void)
 {
     type_register_static(&pcspk_info);
+    isa_register_soundhw("pcspk", "PC speaker", pcspk_audio_init);
 }
 type_init(pcspk_register)
diff --git a/hw/pcspk.h b/hw/pcspk.h
index f448d22..f9dda02 100644
--- a/hw/pcspk.h
+++ b/hw/pcspk.h
@@ -40,6 +40,4 @@ static inline ISADevice *pcspk_init(ISABus *bus, ISADevice 
*pit)
     return dev;
 }
 
-int pcspk_audio_init(ISABus *bus);
-
 #endif /* !HW_PCSPK_H */
diff --git a/hw/sb16.c b/hw/sb16.c
index bd51ceb..046ce98 100644
--- a/hw/sb16.c
+++ b/hw/sb16.c
@@ -1384,7 +1384,7 @@ static int sb16_initfn (ISADevice *dev)
     return 0;
 }
 
-int SB16_init (ISABus *bus)
+static int SB16_init (ISABus *bus)
 {
     isa_create_simple (bus, "sb16");
     return 0;
@@ -1419,6 +1419,7 @@ static const TypeInfo sb16_info = {
 static void sb16_register_types (void)
 {
     type_register_static (&sb16_info);
+    isa_register_soundhw("sb16", "Creative Sound Blaster 16", SB16_init);
 }
 
 type_init (sb16_register_types)
diff --git a/hw/usb/dev-audio.c b/hw/usb/dev-audio.c
index b8c79b8..04933a9 100644
--- a/hw/usb/dev-audio.c
+++ b/hw/usb/dev-audio.c
@@ -33,7 +33,6 @@
 #include "hw/usb.h"
 #include "hw/usb/desc.h"
 #include "hw/hw.h"
-#include "hw/audiodev.h"
 #include "audio/audio.h"
 
 #define USBAUDIO_VENDOR_NUM     0x46f4 /* CRC16() of "QEMU" */
-- 
1.8.1.4





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