From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 87610C07E9A for ; Wed, 14 Jul 2021 17:14:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 731DB613BE for ; Wed, 14 Jul 2021 17:14:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238941AbhGNRRW (ORCPT ); Wed, 14 Jul 2021 13:17:22 -0400 Received: from mga01.intel.com ([192.55.52.88]:35631 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238890AbhGNRRV (ORCPT ); Wed, 14 Jul 2021 13:17:21 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10045"; a="232208032" X-IronPort-AV: E=Sophos;i="5.84,239,1620716400"; d="scan'208";a="232208032" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jul 2021 10:14:29 -0700 X-IronPort-AV: E=Sophos;i="5.84,239,1620716400"; d="scan'208";a="413353756" Received: from alpinagh-mobl1.amr.corp.intel.com (HELO [10.212.71.223]) ([10.212.71.223]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jul 2021 10:14:28 -0700 Subject: Re: [PATCH v2 07/16] ASoC: qcom: audioreach: add module configuration command helpers To: Srinivas Kandagatla , bjorn.andersson@linaro.org, broonie@kernel.org, robh@kernel.org Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, bgoswami@codeaurora.org, lgirdwood@gmail.com, tiwai@suse.de, plai@codeaurora.org, linux-kernel@vger.kernel.org References: <20210714153039.28373-1-srinivas.kandagatla@linaro.org> <20210714153039.28373-8-srinivas.kandagatla@linaro.org> From: Pierre-Louis Bossart Message-ID: Date: Wed, 14 Jul 2021 11:48:19 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <20210714153039.28373-8-srinivas.kandagatla@linaro.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org > +static int audioreach_shmem_set_media_format(struct q6apm_graph *graph, > + struct audioreach_module *module, > + int direction, uint32_t rate, > + uint32_t num_channels, > + u8 channel_map[PCM_MAX_NUM_CHANNEL], > + uint16_t bits_per_sample) > +{ > + struct apm_module_param_data *param_data; > + struct payload_media_fmt_pcm *cfg; > + struct media_format *header; > + int rc, payload_size; > + struct gpr_pkt *pkt; > + void *p; > + > + if (num_channels < 0 || num_channels > 2) > + dev_err(graph->dev, "Error: Invalid channels (%d)!\n", num_channels); that doesn't sound good, you flag num_channels as an invalid value but still continue using it. > + > + payload_size = APM_SHMEM_FMT_CFG_PSIZE(num_channels) + APM_MODULE_PARAM_DATA_SIZE; > + > + p = audioreach_alloc_cmd_pkt(payload_size, APM_CMD_SET_CFG, 0, > + graph->port->id, module->instance_id); > + if (IS_ERR(p)) > + return -ENOMEM; > + > + pkt = p; > + p = p + GPR_HDR_SIZE + APM_CMD_HDR_SIZE; > + > + param_data = p; > + param_data->module_instance_id = module->instance_id; > + param_data->error_code = 0; > + param_data->param_id = PARAM_ID_MEDIA_FORMAT; > + param_data->param_size = payload_size - APM_MODULE_PARAM_DATA_SIZE; > + p = p + APM_MODULE_PARAM_DATA_SIZE; > + > + header = p; > + header->data_format = DATA_FORMAT_FIXED_POINT; > + header->fmt_id = MEDIA_FMT_ID_PCM; > + header->payload_size = payload_size - sizeof(*header); > + > + p = p + sizeof(*header); > + cfg = p; > + cfg->sample_rate = rate; > + cfg->bit_width = bits_per_sample; > + cfg->alignment = PCM_LSB_ALIGNED; > + cfg->bits_per_sample = bits_per_sample; > + cfg->q_factor = bits_per_sample - 1; > + cfg->endianness = PCM_LITTLE_ENDIAN; > + cfg->num_channels = num_channels; > + > + if (num_channels == 1) { > + cfg->channel_mapping[0] = PCM_CHANNEL_L; > + } else if (num_channels == 2) { > + cfg->channel_mapping[0] = PCM_CHANNEL_L; > + cfg->channel_mapping[1] = PCM_CHANNEL_R; > + } else { > + dev_err(graph->dev, "Error: Invalid channels (%d)!\n", num_channels); already tested above. > + } > + > + rc = audioreach_graph_send_cmd_sync(graph, pkt, 0); > + > + kfree(pkt); > + > + return rc; > +} > +int audioreach_shared_memory_send_eos(struct q6apm_graph *graph) > +{ > + struct data_cmd_wr_sh_mem_ep_eos *eos; > + struct gpr_pkt *pkt; > + int rc = 0, iid; useless init > + void *p; > + > + iid = q6apm_graph_get_rx_shmem_module_iid(graph); > + p = audioreach_alloc_cmd_pkt(sizeof(*eos), > + DATA_CMD_WR_SH_MEM_EP_EOS, > + 0, > + graph->port->id, iid); > + if (IS_ERR(p)) > + return -ENOMEM; > + > + pkt = p; > + eos = p + GPR_HDR_SIZE + APM_CMD_HDR_SIZE; > + > + eos->policy = WR_SH_MEM_EP_EOS_POLICY_LAST; > + > + rc = gpr_send_port_pkt(graph->port, pkt); > + kfree(pkt); > + > + return rc; > +} > +int q6apm_unmap_memory_regions(struct q6apm_graph *graph, > + unsigned int dir) > +{ > + struct audioreach_graph_data *data; > + struct apm_cmd_shared_mem_unmap_regions *cmd = NULL; useless init > + struct gpr_pkt *pkt; > + void *p; > + int rc; > + > + if (dir == SNDRV_PCM_STREAM_PLAYBACK) > + data = &graph->rx_data; > + else > + data = &graph->tx_data; > + > + if (!data->mem_map_handle) > + return 0; > + > + p = audioreach_alloc_apm_pkt(sizeof(*cmd), > + APM_CMD_SHARED_MEM_UNMAP_REGIONS, dir, > + graph->port->id); > + if (IS_ERR(p)) > + return -ENOMEM; > + > + pkt = p; > + cmd = p + GPR_HDR_SIZE; > + cmd->mem_map_handle = data->mem_map_handle; > + > + rc = audioreach_graph_send_cmd_sync(graph, pkt, APM_CMD_SHARED_MEM_UNMAP_REGIONS); > + kfree(pkt); > + > + audioreach_graph_free_buf(graph); > + > + return rc; > +} > +EXPORT_SYMBOL_GPL(q6apm_unmap_memory_regions);