From patchwork Thu Sep 19 08:36:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 11151871 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BD10B1599 for ; Thu, 19 Sep 2019 08:42:00 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9E84121848 for ; Thu, 19 Sep 2019 08:42:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9E84121848 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:40246 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iAs0l-00035C-9Q for patchwork-qemu-devel@patchwork.kernel.org; Thu, 19 Sep 2019 04:41:59 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:35849) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iArvk-00059c-IW for qemu-devel@nongnu.org; Thu, 19 Sep 2019 04:36:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iArve-0000Fj-Hk for qemu-devel@nongnu.org; Thu, 19 Sep 2019 04:36:48 -0400 Received: from mx1.redhat.com ([209.132.183.28]:63454) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iArvd-0000Do-Ni for qemu-devel@nongnu.org; Thu, 19 Sep 2019 04:36:42 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id A26D8308212D; Thu, 19 Sep 2019 08:36:40 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-116-47.ams2.redhat.com [10.36.116.47]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7FBDA5C21E; Thu, 19 Sep 2019 08:36:39 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 2D5FA9CBA; Thu, 19 Sep 2019 10:36:30 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Date: Thu, 19 Sep 2019 10:36:19 +0200 Message-Id: <20190919083629.29998-17-kraxel@redhat.com> In-Reply-To: <20190919083629.29998-1-kraxel@redhat.com> References: <20190919083629.29998-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.47]); Thu, 19 Sep 2019 08:36:40 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 16/26] audio: make mixeng optional X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?unknown-8bit?b?S8WRdsOhZ8OzQHJlZGhhdC5jb20sID0/VVRGLTg/cT9ab2x0PUMz?= =?unknown-8bit?b?PUExbj89IDxEaXJ0WS5pQ0UuaHVAZ21haWwuY29tPiwgR2VyZCBIb2Zm?= =?unknown-8bit?b?bWFubiA8a3JheGVsQHJlZGhhdC5jb20+LCBNYXJrdXMgQXJtYnJ1c3Rl?= =?unknown-8bit?b?ciA8YXJtYnJ1QHJlZGhhdC5jb20+?= Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" From: Kővágó, Zoltán Implementation of the previously added mixing-engine option. Signed-off-by: Kővágó, Zoltán Message-id: 0adb9ca41b5abad2e048e9e36137446e86d5905c.1568574965.git.DirtY.iCE.hu@gmail.com Signed-off-by: Gerd Hoffmann --- audio/audio_template.h | 20 ++++++++---- audio/audio.c | 70 ++++++++++++++++++++++++++++++++++++++---- 2 files changed, 78 insertions(+), 12 deletions(-) diff --git a/audio/audio_template.h b/audio/audio_template.h index 235d1acbbebb..b6c5466cff9e 100644 --- a/audio/audio_template.h +++ b/audio/audio_template.h @@ -78,13 +78,17 @@ static void glue (audio_pcm_hw_free_resources_, TYPE) (HW *hw) static void glue(audio_pcm_hw_alloc_resources_, TYPE)(HW *hw) { - size_t samples = hw->samples; - if (audio_bug(__func__, samples == 0)) { - dolog("Attempted to allocate empty buffer\n"); - } + if (glue(audio_get_pdo_, TYPE)(hw->s->dev)->mixing_engine) { + size_t samples = hw->samples; + if (audio_bug(__func__, samples == 0)) { + dolog("Attempted to allocate empty buffer\n"); + } - HWBUF = g_malloc0(sizeof(STSampleBuffer) + sizeof(st_sample) * samples); - HWBUF->size = samples; + HWBUF = g_malloc0(sizeof(STSampleBuffer) + sizeof(st_sample) * samples); + HWBUF->size = samples; + } else { + HWBUF = NULL; + } } static void glue (audio_pcm_sw_free_resources_, TYPE) (SW *sw) @@ -103,6 +107,10 @@ static int glue (audio_pcm_sw_alloc_resources_, TYPE) (SW *sw) { int samples; + if (!glue(audio_get_pdo_, TYPE)(sw->s->dev)->mixing_engine) { + return 0; + } + samples = ((int64_t) sw->HWBUF->size << 32) / sw->ratio; sw->buf = audio_calloc(__func__, samples, sizeof(struct st_sample)); diff --git a/audio/audio.c b/audio/audio.c index 7128ee98dc97..d616a4af98bd 100644 --- a/audio/audio.c +++ b/audio/audio.c @@ -838,32 +838,46 @@ static void audio_timer (void *opaque) */ size_t AUD_write(SWVoiceOut *sw, void *buf, size_t size) { + HWVoiceOut *hw; + if (!sw) { /* XXX: Consider options */ return size; } + hw = sw->hw; - if (!sw->hw->enabled) { + if (!hw->enabled) { dolog ("Writing to disabled voice %s\n", SW_NAME (sw)); return 0; } - return audio_pcm_sw_write(sw, buf, size); + if (audio_get_pdo_out(hw->s->dev)->mixing_engine) { + return audio_pcm_sw_write(sw, buf, size); + } else { + return hw->pcm_ops->write(hw, buf, size); + } } size_t AUD_read(SWVoiceIn *sw, void *buf, size_t size) { + HWVoiceIn *hw; + if (!sw) { /* XXX: Consider options */ return size; } + hw = sw->hw; - if (!sw->hw->enabled) { + if (!hw->enabled) { dolog ("Reading from disabled voice %s\n", SW_NAME (sw)); return 0; } - return audio_pcm_sw_read(sw, buf, size); + if (audio_get_pdo_in(hw->s->dev)->mixing_engine) { + return audio_pcm_sw_read(sw, buf, size); + } else { + return hw->pcm_ops->read(hw, buf, size); + } } int AUD_get_buffer_size_out (SWVoiceOut *sw) @@ -1090,6 +1104,26 @@ static void audio_run_out (AudioState *s) HWVoiceOut *hw = NULL; SWVoiceOut *sw; + if (!audio_get_pdo_out(s->dev)->mixing_engine) { + while ((hw = audio_pcm_hw_find_any_enabled_out(s, hw))) { + /* there is exactly 1 sw for each hw with no mixeng */ + sw = hw->sw_head.lh_first; + + if (hw->pending_disable) { + hw->enabled = 0; + hw->pending_disable = 0; + if (hw->pcm_ops->enable_out) { + hw->pcm_ops->enable_out(hw, false); + } + } + + if (sw->active) { + sw->callback.fn(sw->callback.opaque, INT_MAX); + } + } + return; + } + while ((hw = audio_pcm_hw_find_any_enabled_out(s, hw))) { size_t played, live, prev_rpos, free; int nb_live, cleanup_required; @@ -1227,6 +1261,17 @@ static void audio_run_in (AudioState *s) { HWVoiceIn *hw = NULL; + if (!audio_get_pdo_in(s->dev)->mixing_engine) { + while ((hw = audio_pcm_hw_find_any_enabled_in(s, hw))) { + /* there is exactly 1 sw for each hw with no mixeng */ + SWVoiceIn *sw = hw->sw_head.lh_first; + if (sw->active) { + sw->callback.fn(sw->callback.opaque, INT_MAX); + } + } + return; + } + while ((hw = audio_pcm_hw_find_any_enabled_in(s, hw))) { SWVoiceIn *sw; size_t captured = 0, min; @@ -1751,6 +1796,11 @@ CaptureVoiceOut *AUD_add_capture( s = audio_init(NULL, NULL); } + if (!audio_get_pdo_out(s->dev)->mixing_engine) { + dolog("Can't capture with mixeng disabled\n"); + return NULL; + } + if (audio_validate_settings (as)) { dolog ("Invalid settings were passed when trying to add capture\n"); audio_print_settings (as); @@ -1905,9 +1955,13 @@ void audio_create_pdos(Audiodev *dev) static void audio_validate_per_direction_opts( AudiodevPerDirectionOptions *pdo, Error **errp) { + if (!pdo->has_mixing_engine) { + pdo->has_mixing_engine = true; + pdo->mixing_engine = true; + } if (!pdo->has_fixed_settings) { pdo->has_fixed_settings = true; - pdo->fixed_settings = true; + pdo->fixed_settings = pdo->mixing_engine; } if (!pdo->fixed_settings && (pdo->has_frequency || pdo->has_channels || pdo->has_format)) { @@ -1915,6 +1969,10 @@ static void audio_validate_per_direction_opts( "You can't use frequency, channels or format with fixed-settings=off"); return; } + if (!pdo->mixing_engine && pdo->fixed_settings) { + error_setg(errp, "You can't use fixed-settings without mixeng"); + return; + } if (!pdo->has_frequency) { pdo->has_frequency = true; @@ -1926,7 +1984,7 @@ static void audio_validate_per_direction_opts( } if (!pdo->has_voices) { pdo->has_voices = true; - pdo->voices = 1; + pdo->voices = pdo->mixing_engine ? 1 : INT_MAX; } if (!pdo->has_format) { pdo->has_format = true;