From e773e4067db29bcae58937f95029ed342e51ca52 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Tue, 1 Nov 2011 15:40:33 +0100 Subject: [PATCH 2/3] hda: do not mix output and input stream states, RHBZ #740493 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit RH-Author: Gerd Hoffmann Message-id: <1320162033-7365-3-git-send-email-kraxel@redhat.com> Patchwork-id: 34800 O-Subject: [RHEL-6.2 qemu-kvm PATCH 2/2] hda: do not mix output and input stream states, RHBZ #740493 Bugzilla: 740493 RH-Acked-by: Kevin Wolf RH-Acked-by: Markus Armbruster From: Marc-André Lureau Windows 7 may use the same stream number for input and output. Current code will confuse streams. Changes since v1: - keep running_compat[] for migration version 1 - add running_real[] for migration version 2 Signed-off-by: Marc-Andr? Lureau Signed-off-by: malc (cherry picked from commit ba43d28916c4f51c19bd7366089155ce81bee058) Signed-off-by: Gerd Hoffmann --- hw/hda-audio.c | 26 +++++++++++++++++++------- hw/intel-hda.c | 9 +++++---- hw/intel-hda.h | 2 +- 3 files changed, 25 insertions(+), 12 deletions(-) Signed-off-by: Michal Novotny --- hw/hda-audio.c | 26 +++++++++++++++++++------- hw/intel-hda.c | 9 +++++---- hw/intel-hda.h | 2 +- 3 files changed, 25 insertions(+), 12 deletions(-) diff --git a/hw/hda-audio.c b/hw/hda-audio.c index c699d6f..9b089e6 100644 --- a/hw/hda-audio.c +++ b/hw/hda-audio.c @@ -466,7 +466,8 @@ struct HDAAudioState { QEMUSoundCard card; const desc_codec *desc; HDAAudioStream st[4]; - bool running[16]; + bool running_compat[16]; + bool running_real[2 * 16]; /* properties */ uint32_t debug; @@ -663,7 +664,7 @@ static void hda_audio_command(HDACodecDevice *hda, uint32_t nid, uint32_t data) st->channel = payload & 0x0f; dprint(a, 2, "%s: stream %d, channel %d\n", st->node->name, st->stream, st->channel); - hda_audio_set_running(st, a->running[st->stream]); + hda_audio_set_running(st, a->running_real[st->output * 16 + st->stream]); hda_codec_response(hda, true, 0); break; case AC_VERB_GET_CONV: @@ -746,16 +747,20 @@ fail: hda_codec_response(hda, true, 0); } -static void hda_audio_stream(HDACodecDevice *hda, uint32_t stnr, bool running) +static void hda_audio_stream(HDACodecDevice *hda, uint32_t stnr, bool running, bool output) { HDAAudioState *a = DO_UPCAST(HDAAudioState, hda, hda); int s; - a->running[stnr] = running; + a->running_compat[stnr] = running; + a->running_real[output * 16 + stnr] = running; for (s = 0; s < ARRAY_SIZE(a->st); s++) { if (a->st[s].node == NULL) { continue; } + if (a->st[s].output != output) { + continue; + } if (a->st[s].stream != stnr) { continue; } @@ -837,6 +842,12 @@ static int hda_audio_post_load(void *opaque, int version) int i; dprint(a, 1, "%s\n", __FUNCTION__); + if (version == 1) { + /* assume running_compat[] is for output streams */ + for (i = 0; i < ARRAY_SIZE(a->running_compat); i++) + a->running_real[16 + i] = a->running_compat[i]; + } + for (i = 0; i < ARRAY_SIZE(a->st); i++) { st = a->st + i; if (st->node == NULL) @@ -844,7 +855,7 @@ static int hda_audio_post_load(void *opaque, int version) hda_codec_parse_fmt(st->format, &st->as); hda_audio_setup(st); hda_audio_set_amp(st); - hda_audio_set_running(st, a->running[st->stream]); + hda_audio_set_running(st, a->running_real[st->output * 16 + st->stream]); } return 0; } @@ -868,13 +879,14 @@ static const VMStateDescription vmstate_hda_audio_stream = { static const VMStateDescription vmstate_hda_audio = { .name = "hda-audio", - .version_id = 1, + .version_id = 2, .post_load = hda_audio_post_load, .fields = (VMStateField []) { VMSTATE_STRUCT_ARRAY(st, HDAAudioState, 4, 0, vmstate_hda_audio_stream, HDAAudioStream), - VMSTATE_BOOL_ARRAY(running, HDAAudioState, 16), + VMSTATE_BOOL_ARRAY(running_compat, HDAAudioState, 16), + VMSTATE_BOOL_ARRAY_V(running_real, HDAAudioState, 2 * 16, 2), VMSTATE_END_OF_LIST() } }; diff --git a/hw/intel-hda.c b/hw/intel-hda.c index 2f5669a..9af27cd 100644 --- a/hw/intel-hda.c +++ b/hw/intel-hda.c @@ -487,7 +487,7 @@ static void intel_hda_parse_bdl(IntelHDAState *d, IntelHDAStream *st) st->bp = 0; } -static void intel_hda_notify_codecs(IntelHDAState *d, uint32_t stream, bool running) +static void intel_hda_notify_codecs(IntelHDAState *d, uint32_t stream, bool running, bool output) { DeviceState *qdev; HDACodecDevice *cdev; @@ -495,7 +495,7 @@ static void intel_hda_notify_codecs(IntelHDAState *d, uint32_t stream, bool runn QLIST_FOREACH(qdev, &d->codecs.qbus.children, sibling) { cdev = DO_UPCAST(HDACodecDevice, qdev, qdev); if (cdev->info->stream) { - cdev->info->stream(cdev, stream, running); + cdev->info->stream(cdev, stream, running, output); } } } @@ -569,6 +569,7 @@ static void intel_hda_set_ics(IntelHDAState *d, const IntelHDAReg *reg, uint32_t static void intel_hda_set_st_ctl(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) { + bool output = reg->stream >= 4; IntelHDAStream *st = d->st + reg->stream; if (st->ctl & 0x01) { @@ -584,11 +585,11 @@ static void intel_hda_set_st_ctl(IntelHDAState *d, const IntelHDAReg *reg, uint3 dprint(d, 1, "st #%d: start %d (ring buf %d bytes)\n", reg->stream, stnr, st->cbl); intel_hda_parse_bdl(d, st); - intel_hda_notify_codecs(d, stnr, true); + intel_hda_notify_codecs(d, stnr, true, output); } else { /* stop */ dprint(d, 1, "st #%d: stop %d\n", reg->stream, stnr); - intel_hda_notify_codecs(d, stnr, false); + intel_hda_notify_codecs(d, stnr, false, output); } } intel_hda_update_irq(d); diff --git a/hw/intel-hda.h b/hw/intel-hda.h index 4e44e38..65fd2a8 100644 --- a/hw/intel-hda.h +++ b/hw/intel-hda.h @@ -34,7 +34,7 @@ struct HDACodecDeviceInfo { int (*init)(HDACodecDevice *dev); int (*exit)(HDACodecDevice *dev); void (*command)(HDACodecDevice *dev, uint32_t nid, uint32_t data); - void (*stream)(HDACodecDevice *dev, uint32_t stnr, bool running); + void (*stream)(HDACodecDevice *dev, uint32_t stnr, bool running, bool output); }; void hda_codec_bus_init(DeviceState *dev, HDACodecBus *bus, -- 1.7.4.4