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Thu, 05 Feb 2026 09:14:29 -0800 (PST) Received: from localhost.localdomain ([5.133.47.210]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-43618057f87sm14802849f8f.21.2026.02.05.09.14.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Feb 2026 09:14:29 -0800 (PST) From: Srinivas Kandagatla To: broonie@kernel.org Cc: lgirdwood@gmail.com, robh@kernel.org, krzk+dt@kernel.org, cnor+dt@kernel.org, srini@kernel.org, perex@perex.cz, tiwai@suse.com, alexey.klimov@linaro.org, mohammad.rafi.shaik@oss.qualcomm.com, quic_wcheng@quicinc.com, johan@kernel.org, dmitry.baryshkov@oss.qualcomm.com, konrad.dybcio@oss.qualcomm.com, linux-arm-msm@vger.kernel.org, linux-sound@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH 10/10] ASoC: qcom: q6apm: Add support for early buffer mapping on DSP Date: Thu, 5 Feb 2026 12:14:11 -0500 Message-ID: <20260205171411.34908-11-srinivas.kandagatla@oss.qualcomm.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260205171411.34908-1-srinivas.kandagatla@oss.qualcomm.com> References: <20260205171411.34908-1-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-Spam-Details-Enc: AW1haW4tMjYwMjA1MDEzMCBTYWx0ZWRfXwnwySzuZZhCK D7J6YEtyerbe0gwaEcdPrUglHEhcfXRGBPFkwzVO3kCTFgmyABUMEstRSuFlpwdJWEEro/fY/5a w1Cwa7tYiopd8EjsVcOOmEpxuNg5P7//MhURepEoy/bEACHEdpHjN0V9wUVWe2wJzL5+QIEYuo/ n4HPbZ8eetnauLexrAZSP/CBpJPsAGrT1R7x2HCFoKjT+97OvlA9U/x5+OoJzmlRuB59RcI06if aIOsIOZcVMut7skvEtIDl/fWo0RmTvRYqK8pRiDifm35gY7BU/7Sq1u/ulvDu69t+dBzVcvzg+4 d1OVmojrLwKgruyXjoaGNX3mrK9Bq4BHC0z10ZZENAXOuYSCBK350yMm2j5Rq5L8OKk1O1nPOeQ CSSVxAoPbayrHyfTQuJzwBv3KZ2toAL+F7TWwnYWLp2+8dCfy96Pe6zdVN96xR3m8zXdao3V9zY MaxpLOU68c1TykxT1Gw== X-Proofpoint-ORIG-GUID: mZJlNtcSskHqjrLwN6Mw5ja4FXSiJvkQ X-Authority-Analysis: v=2.4 cv=UoBu9uwB c=1 sm=1 tr=0 ts=6984cff7 cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=ZsC4DHZuhs/kKio7QBcDoQ==:17 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=5FlrmoDGYMl1lO3QxRMA:9 a=IoWCM6iH3mJn3m4BftBB:22 X-Proofpoint-GUID: mZJlNtcSskHqjrLwN6Mw5ja4FXSiJvkQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-05_04,2026-02-05_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 priorityscore=1501 suspectscore=0 bulkscore=0 adultscore=0 malwarescore=0 spamscore=0 lowpriorityscore=0 impostorscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602050130 Content-Type: text/plain; charset="utf-8" Buffers are allocated on pcm_new and mapped in the dsp on every prepare cal= l, which is inefficient and unnecessary. Improve this situation by adding adding a 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 | 99 ++++++++++++++++--- sound/soc/qcom/qdsp6/q6apm.c | 159 ++++++++++++++++++++---------- sound/soc/qcom/qdsp6/q6apm.h | 15 ++- 5 files changed, 208 insertions(+), 130 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 94066b69b5b5..35ec05fa90bc 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 +402,12 @@ static int q6apm_dai_open(struct snd_soc_component *co= mponent, else prtd->phys =3D substream->dma_buffer.addr | (pdata->sid << 32); =20 + ret =3D q6apm_set_memory_map_handle(prtd->graph, substream->stream); + if (ret < 0) { + dev_err(dev, "Audio Start: Buffer Allocation failed rc =3D %d\n", ret); + goto err; + } + return 0; err: kfree(prtd); @@ -416,9 +421,10 @@ 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 +473,80 @@ 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; + } =20 - return snd_pcm_set_fixed_buffer_all(rtd->pcm, SNDRV_DMA_TYPE_DEV, compone= nt->dev, size); + return 0; +} + +static void q6apm_dai_pcm_destruct(struct snd_soc_component *component, st= ruct snd_pcm *pcm) +{ + struct snd_pcm_substream *substream; + struct snd_soc_pcm_runtime *soc_prtd; + struct snd_soc_dai *cpu_dai; + int graph_id; + + if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) + substream =3D pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; + else + substream =3D pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; + + soc_prtd =3D snd_soc_substream_to_rtd(substream); + cpu_dai =3D snd_soc_rtd_to_cpu(soc_prtd, 0); + + graph_id =3D cpu_dai->driver->id; + q6apm_unmap_memory_fixed_region(component->dev, graph_id); } =20 static int q6apm_dai_compr_open(struct snd_soc_component *component, @@ -530,7 +605,8 @@ 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 +755,9 @@ 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 +910,7 @@ static const struct snd_soc_component_driver q6apm_fe_d= ai_component =3D { .close =3D q6apm_dai_close, .prepare =3D q6apm_dai_prepare, .pcm_construct =3D q6apm_dai_pcm_new, + .pcm_destruct =3D q6apm_dai_pcm_destruct, .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 282ba22938e7..7b5f76955cae 100644 --- a/sound/soc/qcom/qdsp6/q6apm.c +++ b/sound/soc/qcom/qdsp6/q6apm.c @@ -200,13 +200,61 @@ 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) +int q6apm_set_memory_map_handle(struct q6apm_graph *graph, unsigned int di= r) +{ + 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; + + return 0; +} +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 +296,37 @@ 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 +336,11 @@ 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 +547,6 @@ 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 +581,6 @@ 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) @@ -571,17 +611,6 @@ 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: graph->result.opcode =3D result->opcode; @@ -773,7 +802,9 @@ 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; @@ -790,6 +821,7 @@ 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: @@ -804,10 +836,37 @@ 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 19e223635edf..6bdc63c7dc01 100644 --- a/sound/soc/qcom/qdsp6/q6apm.h +++ b/sound/soc/qcom/qdsp6/q6apm.h @@ -133,11 +133,16 @@ 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); +int 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