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Wed, 11 Jan 2023 03:03:38 -0600 From: Vijendar Mukunda To: , , Subject: [PATCH 18/19] ASoC: amd: ps: implement system level pm ops for soundwire dma driver Date: Wed, 11 Jan 2023 14:32:21 +0530 Message-ID: <20230111090222.2016499-19-Vijendar.Mukunda@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230111090222.2016499-1-Vijendar.Mukunda@amd.com> References: <20230111090222.2016499-1-Vijendar.Mukunda@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN8NAM11FT009:EE_|PH7PR12MB6588:EE_ X-MS-Office365-Filtering-Correlation-Id: 016dcf06-5dbe-4d7b-13ff-08daf3b2c3a1 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; 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Signed-off-by: Vijendar Mukunda --- sound/soc/amd/ps/ps-sdw-dma.c | 59 +++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) diff --git a/sound/soc/amd/ps/ps-sdw-dma.c b/sound/soc/amd/ps/ps-sdw-dma.c index 960c0bc5e848..ba2eea23d41e 100644 --- a/sound/soc/amd/ps/ps-sdw-dma.c +++ b/sound/soc/amd/ps/ps-sdw-dma.c @@ -623,6 +623,64 @@ static int acp63_sdw_platform_remove(struct platform_device *pdev) return 0; } +static int __maybe_unused acp63_sdw_pcm_resume(struct device *dev) +{ + struct sdw_dma_dev_data *sdw_dma_data; + struct sdw_stream_instance *sdw_ins; + struct snd_pcm_runtime *runtime; + u32 period_bytes, buf_size, water_mark_size_reg; + int ret; + int index; + + sdw_dma_data = dev_get_drvdata(dev); + for (index = 0; index < ACP63_SDW_MAX_STREAMS; index++) { + if (sdw_dma_data->sdw_stream[index] && + sdw_dma_data->sdw_stream[index]->runtime) { + switch (index) { + case ACP_SDW_AUDIO_TX: + water_mark_size_reg = ACP_AUDIO_TX_INTR_WATERMARK_SIZE; + break; + case ACP_SDW_BT_TX: + water_mark_size_reg = ACP_BT_TX_INTR_WATERMARK_SIZE; + break; + case ACP_SDW_HS_TX: + water_mark_size_reg = ACP_HS_TX_INTR_WATERMARK_SIZE; + break; + case ACP_SDW1_BT_TX: + water_mark_size_reg = ACP_P1_BT_TX_INTR_WATERMARK_SIZE; + break; + case ACP_SDW_AUDIO_RX: + water_mark_size_reg = ACP_AUDIO_RX_INTR_WATERMARK_SIZE; + break; + case ACP_SDW_BT_RX: + water_mark_size_reg = ACP_BT_RX_INTR_WATERMARK_SIZE; + break; + case ACP_SDW_HS_RX: + water_mark_size_reg = ACP_HS_RX_INTR_WATERMARK_SIZE; + break; + case ACP_SDW1_BT_RX: + water_mark_size_reg = ACP_P1_BT_RX_INTR_WATERMARK_SIZE; + break; + default: + dev_err(dev, "%s: Invalid channel type\n", __func__); + return -EINVAL; + } + runtime = sdw_dma_data->sdw_stream[index]->runtime; + sdw_ins = runtime->private_data; + period_bytes = frames_to_bytes(runtime, runtime->period_size); + buf_size = frames_to_bytes(runtime, runtime->buffer_size); + acp63_config_dma(sdw_ins, index); + ret = acp63_configure_sdw_ringbuffer(sdw_dma_data->acp_base, index, + buf_size); + if (ret) + return ret; + acp63_writel(period_bytes, sdw_dma_data->acp_base + water_mark_size_reg); + } + } + acp63_enable_disable_sdw_dma_interrupts(sdw_dma_data->acp_base, true); + return 0; +} + static int __maybe_unused acp63_sdw_pcm_runtime_suspend(struct device *dev) { struct sdw_dma_dev_data *sdw_dma_data; @@ -650,6 +708,7 @@ static int __maybe_unused acp63_sdw_pcm_runtime_resume(struct device *dev) static const struct dev_pm_ops acp63_pm_ops = { SET_RUNTIME_PM_OPS(acp63_sdw_pcm_runtime_suspend, acp63_sdw_pcm_runtime_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(acp63_sdw_pcm_runtime_suspend, acp63_sdw_pcm_resume) }; static struct platform_driver acp63_sdw_dma_driver = {