From nobody Mon Apr 6 09:15:16 2026 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A9AD23CEBAF for ; Fri, 20 Mar 2026 14:49:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774018190; cv=none; b=fGNKd8rw2/6UnDKHCbAE3rBk2Px8wj7/BFW0v80kuCRaBxx0gTeTHY37EMJLoMzA7QQbmr/3vADye9MWJl7edPfnacRj39cbV6dENa7BlO5FcADIDgdKMThq74+OfsdWLgkuh9Q7yhgqGa9RhlPXtf04vLATAVHmSNY8RMM7Ruc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774018190; c=relaxed/simple; bh=+4ZMOkIlelT4xEq9dVOQhsRwC9XDwxeS0RW6vQbiCvc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ez9PUqtqHsCnOSv1xPv2KeW/roorywmBTt2FzATDbFAliSazx28nJLDFOSuLiHWQ6fVMg8JpcRAOWAlFe0Z3g92XbonkQBu3VZmOCFeZro+bCSjVIZsu3x4xGnpJSaec6Kr3i83tpgZ0Lv+K/MDBgXKEHUMoCijchXPG5c04hVk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=GLvGCD7b; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=CejNC0R8; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="GLvGCD7b"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="CejNC0R8" Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 62KEHLFh3614587 for ; Fri, 20 Mar 2026 14:49:48 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=qcppdkim1; bh=wcdgNdHdChd ye5Zg42X3XpyaTrSv9IQ0+p/OY9srGog=; b=GLvGCD7btdJKb9BsdXVtdWinaG0 5jnvgpVYDUaaFz99yHweV8OQvXCBluBGwfBRgv+1h/esao7h9h+KKzCrMtYn2UfC 51ef9D8ivahYqDC+X+JzsZucKAqYmAUYEKQJaTGsFNC/mrn4jKcLOA/4o0wZRHjn E7pF4m17vGjWoVdcum4vyEA0Z0dZkmAhfqhAA/EymE8IFKdDNW9kWlnkGEdM42OR 3T5iPxt1DyXZGTn19V50bBq+i7LfKoUVXqCeN7n0z6JcuAPArmqQKN54UKG0u2fF z9gsxhLQWGCP66trC3IMVEUjWJeSkNWnvxbjSMPMO7UnCXCQQnRJffzOMZA== Received: from mail-qv1-f72.google.com (mail-qv1-f72.google.com [209.85.219.72]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4d0qg7akdf-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Fri, 20 Mar 2026 14:49:47 +0000 (GMT) Received: by mail-qv1-f72.google.com with SMTP id 6a1803df08f44-89c4e730c2bso6536116d6.2 for ; Fri, 20 Mar 2026 07:49:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1774018187; x=1774622987; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=wcdgNdHdChdye5Zg42X3XpyaTrSv9IQ0+p/OY9srGog=; b=CejNC0R8n3oYOKGmuZT9us7wdnNRlJHRJrxGF0CoaTlUHarFNjtNhHOY7AFz+FYzz0 GxOEi6WNprN6vsg6qpkA5r5UWAQ8ZxDbU/C9PLJ7HS6Ft8RAmYsn5yg/4515EQi9fsb0 aIKZCVAtAUyhyJ5dclYU/+h53fuD5DBdFJj1WnIUb+uM//MwXowjEuPgPfNkExC7HToS hzJIC/TNOweZz0Pxbpz96sAKKQH5u08lLM8c97MZGEoVVRA0NyCfS1goeEMx/69S4t8e 3LmLRGnQuYcr1nCqWsNgeEcsBAbw4pWE4ASDRxT2hjMc5+oZmZ91CygM/0xvGNuPaz6y SD3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774018187; x=1774622987; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=wcdgNdHdChdye5Zg42X3XpyaTrSv9IQ0+p/OY9srGog=; b=FeM7GZ12jWIm9brUPpSMFk0NWPe7zHUvES5PTMNXVnsbxykOutPXG2sh41lqaj70e3 EtEp3PPaQ+YSg4OD6sqc6HXvpK2ZTgCgASmnOteOA5H7ReDtmCWRim8ukYtmjhqlhMhZ UCbhVtBfNDmVtHwyeOkgGRZptXTPbcTRy7zGOMYO25BECetoAEeVeLl3TwwkihZyDuik 3XmuWLeVtI5eZ4LK/9Zb3cUDYG2ZBNZCcPztwUtfLrJnlfEVtNpn0oz8fjfw2QdHw+EY RI1Lq1fDUxFLqry9HUfzqylJnCNMAxeQIgMMigw+XM0lo1bx1H3IPd0NaYHUbmV9ADTh H4Eg== X-Forwarded-Encrypted: i=1; AJvYcCXP5+6PNQk0/V4cCL1Xjl+zjfSjpTfzoKpfv9J4I+lm4fBDG0ggvasFrJWx05amVjGOe5GqkzcxoAU/OtM=@vger.kernel.org X-Gm-Message-State: AOJu0YwqQ2I8vIQCL7qvwzuStQOPrTWRDdMXbmaDe47OKQxWK/63cHE/ OmWZ01L75vVS7aCBiNX7bmr3E/WIjY4WFm4TX08NpGLFanKpALIwDofcnsnmnf71qBc2Q3RrQZe 68P1EU98j18m0wk71QYNgvDp14hmjrP+jNU49G9shjSDWdv1vMbbE5rOMs19xsCyfHrQ= X-Gm-Gg: ATEYQzxKpfALOkVZNHQCMocUNUuu+1DMYXHN5NFgMp9zYE3me8VMBJDM62znH4/+NA8 Rg0S5T8WYe63rBLWqmjEhijVbl0gXRwZWr4Q5zvTQKS5p9403I0cW2Rt7dvymq41rq1VCuXt3Qh gZKyPYt4BglgKSIPdOQKiJQhmcF/FVA48dOwWJqmgxDEf0Hls2G117aoV+feUSk3+srpdqNigQf 7saFFF9Zj7mJQvvFtpUepwDB1XvBfl90xwOXEH7RJzgyjyqIDlNv3EoeiI2937L8BSlklydUEq0 DzguyudFK8c+vgFnf+d50ObSKhJUZPBfDccGyXssMn+JAnByNSxzoXvdu00cCAsXKl0FatuHptb w4HXW2vSkDYz+KTPFJLqhVk7m6bwaqcCzlJTdYSUIBSSe/64noULXxo4= X-Received: by 2002:ac8:614d:0:10b0:509:23c5:3292 with SMTP id d75a77b69052e-50b374f6ad8mr36596181cf.38.1774018186476; Fri, 20 Mar 2026 07:49:46 -0700 (PDT) X-Received: by 2002:ac8:614d:0:10b0:509:23c5:3292 with SMTP id d75a77b69052e-50b374f6ad8mr36595321cf.38.1774018185729; Fri, 20 Mar 2026 07:49:45 -0700 (PDT) Received: from localhost.localdomain ([5.133.47.210]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-486ff109b95sm47906825e9.1.2026.03.20.07.49.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Mar 2026 07:49:44 -0700 (PDT) From: Srinivas Kandagatla To: broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: mohammad.rafi.shaik@oss.qualcomm.com, linux-sound@vger.kernel.org, lgirdwood@gmail.com, perex@perex.cz, tiwai@suse.com, johan@kernel.org, dmitry.baryshkov@oss.qualcomm.com, konrad.dybcio@oss.qualcomm.com, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, srini@kernel.org, val@packett.cool, mailingradian@gmail.com, Srinivas Kandagatla Subject: [PATCH v6 13/13] ASoC: qcom: q6apm: Add support for early buffer mapping on DSP Date: Fri, 20 Mar 2026 14:49:18 +0000 Message-ID: <20260320144918.1685838-14-srinivas.kandagatla@oss.qualcomm.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260320144918.1685838-1-srinivas.kandagatla@oss.qualcomm.com> References: <20260320144918.1685838-1-srinivas.kandagatla@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-ORIG-GUID: 5xeFxh7i42T8MPfrcIO_L_6m9-ag0u4W X-Proofpoint-GUID: 5xeFxh7i42T8MPfrcIO_L_6m9-ag0u4W X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzIwMDExOCBTYWx0ZWRfXxZ0RZ5+S1A+Q ILH9e7A8Kiv3IXxGYybe3T9RWBveOcLEvLv/EBoBmKyy10eKCST82KZufkA35e3xP2wiRatyWLv znWCfUbvmILtHNzDPQjBbtdvSvOVCDbJMsX1gSutO5gOrKU5a2VOUIZXw3hVFIxQBbfVEF8NPvF 6KXmEXXo5ibUdLetzceqgc8Aa+Qx6nDKUevajeRqj5TGHj6SThBRgDiDI1eyZrtIS82JlwI79Us fGy1v2ACwsDonF/devZO47B1pmiIn//AY632HPUd0JkuGiyNyS4kJMHbQAPigQE63lrzrgZ3ezZ 6SU5I79Yud/WL7iEUr6biIlgyDdg/xDQ+gXyDZA6tpTbBis/vDId5I+753HjnU6ivEGochODzsd wYnIZrA4j+RGkrLaWfX/05F5Ru6tvTCFYjpTuSibwCt4KZtywQ1MBWcNm1srwriLpB4fi3flG+q 36s7BU6BSfMT8yk2wOQ== X-Authority-Analysis: v=2.4 cv=fdGgCkQF c=1 sm=1 tr=0 ts=69bd5e8c cx=c_pps a=7E5Bxpl4vBhpaufnMqZlrw==:117 a=ZsC4DHZuhs/kKio7QBcDoQ==:17 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=Lmls0Cg-LgRrrh2KKlkA:9 a=pJ04lnu7RYOZP9TFuWaZ:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-20_02,2026-03-19_05,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 impostorscore=0 lowpriorityscore=0 spamscore=0 adultscore=0 bulkscore=0 priorityscore=1501 malwarescore=0 clxscore=1015 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603200118 Content-Type: text/plain; charset="utf-8" Buffers are allocated on pcm_new and mapped in the dsp on every prepare call, which is inefficient and unnecessary. Add new functions q6apm_[un]map_memory_fixed_region to map it on to dsp only once after allocation. Signed-off-by: Srinivas Kandagatla --- sound/soc/qcom/qdsp6/audioreach.c | 60 ------------ sound/soc/qcom/qdsp6/audioreach.h | 5 +- sound/soc/qcom/qdsp6/q6apm-dai.c | 108 +++++++++++++++++--- sound/soc/qcom/qdsp6/q6apm.c | 157 ++++++++++++++++++++---------- sound/soc/qcom/qdsp6/q6apm.h | 15 ++- 5 files changed, 216 insertions(+), 129 deletions(-) diff --git a/sound/soc/qcom/qdsp6/audioreach.c b/sound/soc/qcom/qdsp6/audio= reach.c index 241c3b4479c6..b2975eebab71 100644 --- a/sound/soc/qcom/qdsp6/audioreach.c +++ b/sound/soc/qcom/qdsp6/audioreach.c @@ -1396,66 +1396,6 @@ void audioreach_graph_free_buf(struct q6apm_graph *g= raph) } EXPORT_SYMBOL_GPL(audioreach_graph_free_buf); =20 -int audioreach_map_memory_regions(struct q6apm_graph *graph, unsigned int = dir, size_t period_sz, - unsigned int periods, bool is_contiguous) -{ - struct apm_shared_map_region_payload *mregions; - struct apm_cmd_shared_mem_map_regions *cmd; - uint32_t num_regions, buf_sz, payload_size; - struct audioreach_graph_data *data; - struct gpr_pkt *pkt __free(kfree) =3D NULL; - void *p; - int i; - - if (dir =3D=3D SNDRV_PCM_STREAM_PLAYBACK) - data =3D &graph->rx_data; - else - data =3D &graph->tx_data; - - if (is_contiguous) { - num_regions =3D 1; - buf_sz =3D period_sz * periods; - } else { - buf_sz =3D period_sz; - num_regions =3D periods; - } - - /* DSP expects size should be aligned to 4K */ - buf_sz =3D ALIGN(buf_sz, 4096); - - payload_size =3D sizeof(*cmd) + (sizeof(*mregions) * num_regions); - - pkt =3D audioreach_alloc_apm_pkt(payload_size, APM_CMD_SHARED_MEM_MAP_REG= IONS, dir, - graph->port->id); - if (IS_ERR(pkt)) - return PTR_ERR(pkt); - - p =3D (void *)pkt + GPR_HDR_SIZE; - cmd =3D p; - cmd->mem_pool_id =3D APM_MEMORY_MAP_SHMEM8_4K_POOL; - cmd->num_regions =3D num_regions; - - cmd->property_flag =3D 0x0; - - mregions =3D p + sizeof(*cmd); - - mutex_lock(&graph->lock); - - for (i =3D 0; i < num_regions; i++) { - struct audio_buffer *ab; - - ab =3D &data->buf[i]; - mregions->shm_addr_lsw =3D lower_32_bits(ab->phys); - mregions->shm_addr_msw =3D upper_32_bits(ab->phys); - mregions->mem_size_bytes =3D buf_sz; - ++mregions; - } - mutex_unlock(&graph->lock); - - return audioreach_graph_send_cmd_sync(graph, pkt, APM_CMD_RSP_SHARED_MEM_= MAP_REGIONS); -} -EXPORT_SYMBOL_GPL(audioreach_map_memory_regions); - int audioreach_shared_memory_send_eos(struct q6apm_graph *graph) { struct data_cmd_wr_sh_mem_ep_eos *eos; diff --git a/sound/soc/qcom/qdsp6/audioreach.h b/sound/soc/qcom/qdsp6/audio= reach.h index 89f172aab8c0..6ddc287f0fb4 100644 --- a/sound/soc/qcom/qdsp6/audioreach.h +++ b/sound/soc/qcom/qdsp6/audioreach.h @@ -722,6 +722,7 @@ struct audioreach_connection { =20 struct audioreach_graph_info { int id; + uint32_t mem_map_handle; uint32_t num_sub_graphs; struct list_head sg_list; /* DPCM connection from FE Graph to BE graph */ @@ -838,10 +839,6 @@ int audioreach_tplg_init(struct snd_soc_component *com= ponent); =20 /* Module specific */ void audioreach_graph_free_buf(struct q6apm_graph *graph); -int audioreach_map_memory_regions(struct q6apm_graph *graph, - unsigned int dir, size_t period_sz, - unsigned int periods, - bool is_contiguous); int audioreach_send_cmd_sync(struct device *dev, gpr_device_t *gdev, struc= t gpr_ibasic_rsp_result_t *result, struct mutex *cmd_lock, gpr_port_t *port, wait_queue_head_t *cmd_w= ait, struct gpr_pkt *pkt, uint32_t rsp_opcode); diff --git a/sound/soc/qcom/qdsp6/q6apm-dai.c b/sound/soc/qcom/qdsp6/q6apm-= dai.c index 86d6438bd9fd..93fdff6b9aec 100644 --- a/sound/soc/qcom/qdsp6/q6apm-dai.c +++ b/sound/soc/qcom/qdsp6/q6apm-dai.c @@ -228,11 +228,10 @@ static int q6apm_dai_prepare(struct snd_soc_component= *component, cfg.bit_width =3D prtd->bits_per_sample; cfg.fmt =3D SND_AUDIOCODEC_PCM; audioreach_set_default_channel_mapping(cfg.channel_map, runtime->channels= ); - if (prtd->state) { /* clear the previous setup if any */ q6apm_graph_stop(prtd->graph); - q6apm_unmap_memory_regions(prtd->graph, substream->stream); + q6apm_free_fragments(prtd->graph, substream->stream); } =20 prtd->pcm_count =3D snd_pcm_lib_period_bytes(substream); @@ -247,8 +246,8 @@ static int q6apm_dai_prepare(struct snd_soc_component *= component, if (ret < 0) dev_err(dev, "%s: CMD Format block failed\n", __func__); =20 - ret =3D q6apm_map_memory_regions(prtd->graph, substream->stream, prtd->ph= ys, - (prtd->pcm_size / prtd->periods), prtd->periods); + ret =3D q6apm_alloc_fragments(prtd->graph, substream->stream, prtd->phys, + (prtd->pcm_size / prtd->periods), prtd->periods); =20 if (ret < 0) { dev_err(dev, "Audio Start: Buffer Allocation failed rc =3D %d\n", ret); @@ -403,6 +402,8 @@ static int q6apm_dai_open(struct snd_soc_component *com= ponent, else prtd->phys =3D substream->dma_buffer.addr | (pdata->sid << 32); =20 + q6apm_set_memory_map_handle(prtd->graph, substream->stream); + return 0; err: kfree(prtd); @@ -416,9 +417,10 @@ static int q6apm_dai_close(struct snd_soc_component *c= omponent, struct snd_pcm_runtime *runtime =3D substream->runtime; struct q6apm_dai_rtd *prtd =3D runtime->private_data; =20 - if (prtd->state) { /* only stop graph that is started */ + if (prtd->state) { + /* only stop graph that is started */ q6apm_graph_stop(prtd->graph); - q6apm_unmap_memory_regions(prtd->graph, substream->stream); + q6apm_free_fragments(prtd->graph, substream->stream); } =20 q6apm_graph_close(prtd->graph); @@ -467,11 +469,93 @@ static int q6apm_dai_hw_params(struct snd_soc_compone= nt *component, return 0; } =20 +static int q6apm_dai_memory_map(struct snd_soc_component *component, + struct snd_pcm_substream *substream, int graph_id) +{ + struct q6apm_dai_data *pdata; + struct device *dev =3D component->dev; + phys_addr_t phys; + int ret; + + pdata =3D snd_soc_component_get_drvdata(component); + if (!pdata) { + dev_err(component->dev, "Drv data not found ..\n"); + return -EINVAL; + } + + if (pdata->sid < 0) + phys =3D substream->dma_buffer.addr; + else + phys =3D substream->dma_buffer.addr | (pdata->sid << 32); + + ret =3D q6apm_map_memory_fixed_region(dev, graph_id, phys, BUFFER_BYTES_M= AX); + if (ret < 0) + dev_err(dev, "Audio Start: Buffer Allocation failed rc =3D %d\n", ret); + + return ret; +} + static int q6apm_dai_pcm_new(struct snd_soc_component *component, struct s= nd_soc_pcm_runtime *rtd) { + struct snd_soc_dai *cpu_dai =3D snd_soc_rtd_to_cpu(rtd, 0); + struct snd_pcm *pcm =3D rtd->pcm; int size =3D BUFFER_BYTES_MAX; + int graph_id, ret; + struct snd_pcm_substream *substream; + + graph_id =3D cpu_dai->driver->id; + + ret =3D snd_pcm_set_fixed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, component->= dev, size); + if (ret) + return ret; + + if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) { + substream =3D pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; + ret =3D q6apm_dai_memory_map(component, substream, graph_id); + if (ret) + return ret; + } + + if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) { + substream =3D pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; + q6apm_dai_memory_map(component, substream, graph_id); + if (ret) + return ret; + } + + return 0; +} + +static void q6apm_dai_memory_unmap(struct snd_soc_component *component, + struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *soc_prtd; + struct snd_soc_dai *cpu_dai; + int graph_id; + + soc_prtd =3D snd_soc_substream_to_rtd(substream); + if (!soc_prtd) + return; + + cpu_dai =3D snd_soc_rtd_to_cpu(soc_prtd, 0); + if (!cpu_dai) + return; + + graph_id =3D cpu_dai->driver->id; + q6apm_unmap_memory_fixed_region(component->dev, graph_id); +} + +static void q6apm_dai_pcm_free(struct snd_soc_component *component, struct= snd_pcm *pcm) +{ + struct snd_pcm_substream *substream; + + substream =3D pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; + if (substream) + q6apm_dai_memory_unmap(component, substream); =20 - return snd_pcm_set_fixed_buffer_all(rtd->pcm, SNDRV_DMA_TYPE_DEV, compone= nt->dev, size); + substream =3D pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; + if (substream) + q6apm_dai_memory_unmap(component, substream); } =20 static int q6apm_dai_compr_open(struct snd_soc_component *component, @@ -530,7 +614,8 @@ static int q6apm_dai_compr_free(struct snd_soc_componen= t *component, struct q6apm_dai_rtd *prtd =3D runtime->private_data; =20 q6apm_graph_stop(prtd->graph); - q6apm_unmap_memory_regions(prtd->graph, SNDRV_PCM_STREAM_PLAYBACK); + q6apm_free_fragments(prtd->graph, SNDRV_PCM_STREAM_PLAYBACK); + q6apm_unmap_memory_fixed_region(component->dev, prtd->graph->id); q6apm_graph_close(prtd->graph); snd_dma_free_pages(&prtd->dma_buffer); prtd->graph =3D NULL; @@ -679,9 +764,9 @@ static int q6apm_dai_compr_set_params(struct snd_soc_co= mponent *component, if (ret) return ret; =20 - ret =3D q6apm_map_memory_regions(prtd->graph, SNDRV_PCM_STREAM_PLAYBACK, - prtd->phys, (prtd->pcm_size / prtd->periods), - prtd->periods); + ret =3D q6apm_alloc_fragments(prtd->graph, SNDRV_PCM_STREAM_PLAYBACK, + prtd->phys, (prtd->pcm_size / prtd->periods), + prtd->periods); if (ret < 0) return -ENOMEM; =20 @@ -834,6 +919,7 @@ static const struct snd_soc_component_driver q6apm_fe_d= ai_component =3D { .close =3D q6apm_dai_close, .prepare =3D q6apm_dai_prepare, .pcm_new =3D q6apm_dai_pcm_new, + .pcm_free =3D q6apm_dai_pcm_free, .hw_params =3D q6apm_dai_hw_params, .pointer =3D q6apm_dai_pointer, .trigger =3D q6apm_dai_trigger, diff --git a/sound/soc/qcom/qdsp6/q6apm.c b/sound/soc/qcom/qdsp6/q6apm.c index c874dae53163..8225c23d0926 100644 --- a/sound/soc/qcom/qdsp6/q6apm.c +++ b/sound/soc/qcom/qdsp6/q6apm.c @@ -200,13 +200,59 @@ int q6apm_graph_media_format_shmem(struct q6apm_graph= *graph, } EXPORT_SYMBOL_GPL(q6apm_graph_media_format_shmem); =20 -int q6apm_map_memory_regions(struct q6apm_graph *graph, unsigned int dir, = phys_addr_t phys, - size_t period_sz, unsigned int periods) +void q6apm_set_memory_map_handle(struct q6apm_graph *graph, unsigned int d= ir) +{ + if (dir =3D=3D SNDRV_PCM_STREAM_PLAYBACK) + graph->rx_data.mem_map_handle =3D graph->info->mem_map_handle; + else + graph->tx_data.mem_map_handle =3D graph->info->mem_map_handle; +} +EXPORT_SYMBOL_GPL(q6apm_set_memory_map_handle); + +int q6apm_map_memory_fixed_region(struct device *dev, unsigned int graph_i= d, phys_addr_t phys, + size_t sz) +{ + struct audioreach_graph_info *info; + struct q6apm *apm =3D dev_get_drvdata(dev->parent); + struct apm_shared_map_region_payload *mregions; + struct apm_cmd_shared_mem_map_regions *cmd; + int payload_size =3D sizeof(*cmd) + (sizeof(*mregions)); + uint32_t buf_sz; + void *p; + struct gpr_pkt *pkt __free(kfree) =3D audioreach_alloc_apm_cmd_pkt(payloa= d_size, + APM_CMD_SHARED_MEM_MAP_REGIONS, graph_id); + if (IS_ERR(pkt)) + return PTR_ERR(pkt); + + info =3D idr_find(&apm->graph_info_idr, graph_id); + if (!info) + return -ENODEV; + + /* DSP expects size should be aligned to 4K */ + buf_sz =3D ALIGN(sz, 4096); + + p =3D (void *)pkt + GPR_HDR_SIZE; + cmd =3D p; + cmd->mem_pool_id =3D APM_MEMORY_MAP_SHMEM8_4K_POOL; + cmd->num_regions =3D 1; + cmd->property_flag =3D 0x0; + + mregions =3D p + sizeof(*cmd); + + mregions->shm_addr_lsw =3D lower_32_bits(phys); + mregions->shm_addr_msw =3D upper_32_bits(phys); + mregions->mem_size_bytes =3D buf_sz; + + return q6apm_send_cmd_sync(apm, pkt, APM_CMD_RSP_SHARED_MEM_MAP_REGIONS); +} +EXPORT_SYMBOL_GPL(q6apm_map_memory_fixed_region); + +int q6apm_alloc_fragments(struct q6apm_graph *graph, unsigned int dir, phy= s_addr_t phys, + size_t period_sz, unsigned int periods) { struct audioreach_graph_data *data; struct audio_buffer *buf; int cnt; - int rc; =20 if (dir =3D=3D SNDRV_PCM_STREAM_PLAYBACK) data =3D &graph->rx_data; @@ -248,21 +294,37 @@ int q6apm_map_memory_regions(struct q6apm_graph *grap= h, unsigned int dir, phys_a =20 mutex_unlock(&graph->lock); =20 - rc =3D audioreach_map_memory_regions(graph, dir, period_sz, periods, 1); - if (rc < 0) { - dev_err(graph->dev, "Memory_map_regions failed\n"); - audioreach_graph_free_buf(graph); - } - - return rc; + return 0; } -EXPORT_SYMBOL_GPL(q6apm_map_memory_regions); +EXPORT_SYMBOL_GPL(q6apm_alloc_fragments); =20 -int q6apm_unmap_memory_regions(struct q6apm_graph *graph, unsigned int dir) +int q6apm_unmap_memory_fixed_region(struct device *dev, unsigned int graph= _id) { struct apm_cmd_shared_mem_unmap_regions *cmd; + struct q6apm *apm =3D dev_get_drvdata(dev->parent); + struct audioreach_graph_info *info; + struct gpr_pkt *pkt __free(kfree) =3D audioreach_alloc_apm_cmd_pkt(sizeof= (*cmd), + APM_CMD_SHARED_MEM_UNMAP_REGIONS, graph_id); + if (IS_ERR(pkt)) + return PTR_ERR(pkt); + + info =3D idr_find(&apm->graph_info_idr, graph_id); + if (!info) + return -ENODEV; + + if (!info->mem_map_handle) + return 0; + + cmd =3D (void *)pkt + GPR_HDR_SIZE; + cmd->mem_map_handle =3D info->mem_map_handle; + + return q6apm_send_cmd_sync(apm, pkt, APM_CMD_SHARED_MEM_UNMAP_REGIONS); +} +EXPORT_SYMBOL_GPL(q6apm_unmap_memory_fixed_region); + +int q6apm_free_fragments(struct q6apm_graph *graph, unsigned int dir) +{ struct audioreach_graph_data *data; - int rc; =20 if (dir =3D=3D SNDRV_PCM_STREAM_PLAYBACK) data =3D &graph->rx_data; @@ -272,22 +334,11 @@ int q6apm_unmap_memory_regions(struct q6apm_graph *gr= aph, unsigned int dir) if (!data->mem_map_handle) return 0; =20 - struct gpr_pkt *pkt __free(kfree) =3D - audioreach_alloc_apm_pkt(sizeof(*cmd), APM_CMD_SHARED_MEM_UNMAP_REGIONS, - dir, graph->port->id); - if (IS_ERR(pkt)) - return PTR_ERR(pkt); - - cmd =3D (void *)pkt + GPR_HDR_SIZE; - cmd->mem_map_handle =3D data->mem_map_handle; - - rc =3D audioreach_graph_send_cmd_sync(graph, pkt, APM_CMD_SHARED_MEM_UNMA= P_REGIONS); - audioreach_graph_free_buf(graph); =20 - return rc; + return 0; } -EXPORT_SYMBOL_GPL(q6apm_unmap_memory_regions); +EXPORT_SYMBOL_GPL(q6apm_free_fragments); =20 int q6apm_remove_initial_silence(struct device *dev, struct q6apm_graph *g= raph, uint32_t samples) { @@ -494,7 +545,6 @@ static int graph_callback(const struct gpr_resp_pkt *da= ta, void *priv, int op) { struct data_cmd_rsp_rd_sh_mem_ep_data_buffer_done_v2 *rd_done; struct data_cmd_rsp_wr_sh_mem_ep_data_buffer_done_v2 *done; - struct apm_cmd_rsp_shared_mem_map_regions *rsp; const struct gpr_ibasic_rsp_result_t *result; struct q6apm_graph *graph =3D priv; const struct gpr_hdr *hdr =3D &data->hdr; @@ -529,18 +579,6 @@ static int graph_callback(const struct gpr_resp_pkt *d= ata, void *priv, int op) done->buf_addr_msw); } =20 - break; - case APM_CMD_RSP_SHARED_MEM_MAP_REGIONS: - graph->result.opcode =3D hdr->opcode; - graph->result.status =3D 0; - rsp =3D data->payload; - - if (hdr->token =3D=3D SNDRV_PCM_STREAM_PLAYBACK) - graph->rx_data.mem_map_handle =3D rsp->mem_map_handle; - else - graph->tx_data.mem_map_handle =3D rsp->mem_map_handle; - - wake_up(&graph->cmd_wait); break; case DATA_CMD_RSP_RD_SH_MEM_EP_DATA_BUFFER_V2: if (!graph->ar_graph) @@ -571,16 +609,6 @@ static int graph_callback(const struct gpr_resp_pkt *d= ata, void *priv, int op) break; case GPR_BASIC_RSP_RESULT: switch (result->opcode) { - case APM_CMD_SHARED_MEM_UNMAP_REGIONS: - graph->result.opcode =3D result->opcode; - graph->result.status =3D 0; - if (hdr->token =3D=3D SNDRV_PCM_STREAM_PLAYBACK) - graph->rx_data.mem_map_handle =3D 0; - else - graph->tx_data.mem_map_handle =3D 0; - - wake_up(&graph->cmd_wait); - break; case APM_CMD_SHARED_MEM_MAP_REGIONS: case DATA_CMD_WR_SH_MEM_EP_MEDIA_FORMAT: case APM_CMD_SET_CFG: @@ -779,7 +807,9 @@ struct audioreach_module *q6apm_find_module_by_mid(stru= ct q6apm_graph *graph, ui static int apm_callback(const struct gpr_resp_pkt *data, void *priv, int o= p) { gpr_device_t *gdev =3D priv; + struct audioreach_graph_info *info; struct q6apm *apm =3D dev_get_drvdata(&gdev->dev); + struct apm_cmd_rsp_shared_mem_map_regions *rsp; struct device *dev =3D &gdev->dev; struct gpr_ibasic_rsp_result_t *result; const struct gpr_hdr *hdr =3D &data->hdr; @@ -796,6 +826,7 @@ static int apm_callback(const struct gpr_resp_pkt *data= , void *priv, int op) break; case GPR_BASIC_RSP_RESULT: switch (result->opcode) { + case APM_CMD_SHARED_MEM_MAP_REGIONS: case APM_CMD_GRAPH_START: case APM_CMD_GRAPH_OPEN: case APM_CMD_GRAPH_PREPARE: @@ -810,10 +841,38 @@ static int apm_callback(const struct gpr_resp_pkt *da= ta, void *priv, int op) result->opcode); wake_up(&apm->wait); break; + case APM_CMD_SHARED_MEM_UNMAP_REGIONS: + apm->result.opcode =3D hdr->opcode; + apm->result.status =3D 0; + rsp =3D data->payload; + + info =3D idr_find(&apm->graph_info_idr, hdr->token); + if (info) + info->mem_map_handle =3D 0; + else + dev_err(dev, "Error (%d) Processing 0x%08x cmd\n", result->status, + result->opcode); + + wake_up(&apm->wait); + break; default: break; } break; + case APM_CMD_RSP_SHARED_MEM_MAP_REGIONS: + apm->result.opcode =3D hdr->opcode; + apm->result.status =3D 0; + rsp =3D data->payload; + + info =3D idr_find(&apm->graph_info_idr, hdr->token); + if (info) + info->mem_map_handle =3D rsp->mem_map_handle; + else + dev_err(dev, "Error (%d) Processing 0x%08x cmd\n", result->status, + result->opcode); + + wake_up(&apm->wait); + break; default: break; } diff --git a/sound/soc/qcom/qdsp6/q6apm.h b/sound/soc/qcom/qdsp6/q6apm.h index 7c646ffcf956..67acbf0ce178 100644 --- a/sound/soc/qcom/qdsp6/q6apm.h +++ b/sound/soc/qcom/qdsp6/q6apm.h @@ -134,11 +134,16 @@ int q6apm_write_async(struct q6apm_graph *graph, uint= 32_t len, uint32_t msw_ts, uint32_t lsw_ts, uint32_t wflags); =20 /* Memory Map related */ -int q6apm_map_memory_regions(struct q6apm_graph *graph, - unsigned int dir, phys_addr_t phys, - size_t period_sz, unsigned int periods); -int q6apm_unmap_memory_regions(struct q6apm_graph *graph, - unsigned int dir); +int q6apm_map_memory_fixed_region(struct device *dev, + unsigned int graph_id, phys_addr_t phys, + size_t sz); +void q6apm_set_memory_map_handle(struct q6apm_graph *graph, + unsigned int dir); +int q6apm_alloc_fragments(struct q6apm_graph *graph, + unsigned int dir, phys_addr_t phys, + size_t period_sz, unsigned int periods); +int q6apm_free_fragments(struct q6apm_graph *graph, unsigned int dir); +int q6apm_unmap_memory_fixed_region(struct device *dev, unsigned int graph= _id); /* Helpers */ int q6apm_send_cmd_sync(struct q6apm *apm, struct gpr_pkt *pkt, uint32_t rsp_opcode); --=20 2.47.3