From patchwork Tue Oct 5 13:52:47 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivasa Rao Mandadapu X-Patchwork-Id: 12536717 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8E780C433FE for ; Tue, 5 Oct 2021 13:54:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7657C61401 for ; Tue, 5 Oct 2021 13:54:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235588AbhJEN4a (ORCPT ); Tue, 5 Oct 2021 09:56:30 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:39277 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235720AbhJENzU (ORCPT ); Tue, 5 Oct 2021 09:55:20 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1633442010; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=NdWWkBh4ji37EVAWjyADSRNd2Va8xGTCJgZDIwdHORE=; b=xTvJdYRJaUdHJ5hTyPkfxIGeQZFAeyLnZp2PydpeySVqIYSj2o+tOnoiqjv3nK/CrIFWB4Ij GVU2exXVKV3Zl0SwJMLR6y2Uz6gWJPfG/NMgo7K0SrcLafkvQvy+oswRxm5sHFdGRroBecPg KssViEwBa8tV1MMoQvazeH5HRXU= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n07.prod.us-west-2.postgun.com with SMTP id 615c58d98ea00a941f3c2315 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Tue, 05 Oct 2021 13:53:29 GMT Sender: srivasam=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 4D9C8C2AC5C; Tue, 5 Oct 2021 13:53:29 +0000 (UTC) Received: from hu-srivasam-hyd.qualcomm.com (unknown [202.46.22.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: srivasam) by smtp.codeaurora.org (Postfix) with ESMTPSA id 915E4C2AC5D; Tue, 5 Oct 2021 13:53:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.codeaurora.org 915E4C2AC5D Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=codeaurora.org From: Srinivasa Rao Mandadapu To: agross@kernel.org, bjorn.andersson@linaro.org, lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org, plai@codeaurora.org, bgoswami@codeaurora.org, perex@perex.cz, tiwai@suse.com, srinivas.kandagatla@linaro.org, rohitkr@codeaurora.org, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, swboyd@chromium.org, judyhsiao@chromium.org Cc: Srinivasa Rao Mandadapu , Venkata Prasad Potturu Subject: [PATCH v2 2/9] ASoC: qcom: lpass: Add dma fields for codec dma lpass interface Date: Tue, 5 Oct 2021 19:22:47 +0530 Message-Id: <1633441974-15353-3-git-send-email-srivasam@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1633441974-15353-1-git-send-email-srivasam@codeaurora.org> References: <1633441974-15353-1-git-send-email-srivasam@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add lpass interface memebers to support audio path over codec dma. Signed-off-by: Venkata Prasad Potturu Signed-off-by: Srinivasa Rao Mandadapu --- sound/soc/qcom/lpass.h | 148 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 148 insertions(+) diff --git a/sound/soc/qcom/lpass.h b/sound/soc/qcom/lpass.h index 63aaa6f..058b42d 100644 --- a/sound/soc/qcom/lpass.h +++ b/sound/soc/qcom/lpass.h @@ -19,6 +19,28 @@ #define LPASS_MAX_MI2S_PORTS (8) #define LPASS_MAX_DMA_CHANNELS (8) #define LPASS_MAX_HDMI_DMA_CHANNELS (4) +#define LPASS_MAX_CDC_DMA_CHANNELS (8) +#define LPASS_MAX_VA_CDC_DMA_CHANNELS (8) +#define LPASS_CDC_DMA_INTF_ONE_CHANNEL (0x01) +#define LPASS_CDC_DMA_INTF_TWO_CHANNEL (0x03) +#define LPASS_CDC_DMA_INTF_FOUR_CHANNEL (0x0F) +#define LPASS_CDC_DMA_INTF_SIX_CHANNEL (0x3F) +#define LPASS_CDC_DMA_INTF_EIGHT_CHANNEL (0xFF) +#define LPASS_CDC_DMA_RX0_INTERFACE (0x1) +#define LPASS_CDC_DMA_TX0_INTERFACE (0x1) +#define LPASS_CDC_DMA_TX1_INTERFACE (0x2) +#define LPASS_CDC_DMA_TX2_INTERFACE (0x3) +#define LPASS_CDC_DMA_TX3_INTERFACE (0x4) +#define LPASS_CDC_DMA_VA0_INTERFACE (0x1) + +#define LPASS_CDC_DMA_INTERFACE(dai_id) \ + ((dai_id == LPASS_CDC_DMA_TX3) ? \ + LPASS_CDC_DMA_TX3_INTERFACE : \ + LPASS_CDC_DMA_VA0_INTERFACE) + +#define LPASS_MAX_CDC_CLKS (9) +#define LPASS_ACTIVE_PDS (4) +#define LPASS_PROXY_PDS (8) #define QCOM_REGMAP_FIELD_ALLOC(d, m, f, mf) \ do { \ @@ -50,6 +72,12 @@ struct lpaif_dmactl { struct regmap_field *burst8; struct regmap_field *burst16; struct regmap_field *dynburst; + struct regmap_field *codec_enable; + struct regmap_field *codec_pack; + struct regmap_field *codec_intf; + struct regmap_field *codec_fs_sel; + struct regmap_field *codec_channel; + struct regmap_field *codec_fs_delay; }; /* Both the CPU DAI and platform drivers will access this data */ @@ -64,6 +92,25 @@ struct lpass_data { /* MI2S bit clock (derived from system clock by a divider */ struct clk *mi2s_bit_clk[LPASS_MAX_MI2S_PORTS]; + struct clk *cdc_dma_clks[LPASS_MAX_CDC_CLKS]; + + struct clk *xo; + struct clk *gcc_cfg_noc_lpass; + struct clk *core_cc_core; + struct clk *aon_cc_audio_hm_h; + struct clk *core_cc_sysnoc_mport_core; + struct clk *audio_cc_ext_mclk0; + struct clk *audio_cc_ext_mclk1; + struct clk *core_cc_lpm_core; + struct clk *core_cc_lpm_mem0_core; + struct clk *audio_cc_codec_mem; + struct clk *audio_cc_codec_mem0; + struct clk *audio_cc_codec_mem1; + struct clk *audio_cc_codec_mem2; + struct clk *audio_cc_rx_mclk_2x; + struct clk *audio_cc_rx_mclk; + struct clk *aon_cc_va_mem0; + /* MI2S SD lines to use for playback/capture */ unsigned int mi2s_playback_sd_mode[LPASS_MAX_MI2S_PORTS]; unsigned int mi2s_capture_sd_mode[LPASS_MAX_MI2S_PORTS]; @@ -72,38 +119,58 @@ struct lpass_data { bool mi2s_was_prepared[LPASS_MAX_MI2S_PORTS]; int hdmi_port_enable; + int wcd_codec_enable; /* low-power audio interface (LPAIF) registers */ void __iomem *lpaif; void __iomem *hdmiif; + void __iomem *rxtx_lpaif; + void __iomem *va_lpaif; /* regmap backed by the low-power audio interface (LPAIF) registers */ struct regmap *lpaif_map; struct regmap *hdmiif_map; + struct regmap *rxtx_lpaif_map; + struct regmap *va_lpaif_map; /* interrupts from the low-power audio interface (LPAIF) */ int lpaif_irq; int hdmiif_irq; + int rxtxif_irq; + int vaif_irq; + /* SOC specific variations in the LPASS IP integration */ struct lpass_variant *variant; /* bit map to keep track of static channel allocations */ unsigned long dma_ch_bit_map; unsigned long hdmi_dma_ch_bit_map; + unsigned long rxtx_dma_ch_bit_map; + unsigned long va_dma_ch_bit_map; /* used it for handling interrupt per dma channel */ struct snd_pcm_substream *substream[LPASS_MAX_DMA_CHANNELS]; struct snd_pcm_substream *hdmi_substream[LPASS_MAX_HDMI_DMA_CHANNELS]; + struct snd_pcm_substream *rxtx_substream[LPASS_MAX_CDC_DMA_CHANNELS]; + struct snd_pcm_substream *va_substream[LPASS_MAX_CDC_DMA_CHANNELS]; /* SOC specific clock list */ struct clk_bulk_data *clks; int num_clks; + struct clk_bulk_data *cdc_clks; + int cdc_num_clks; /* Regmap fields of I2SCTL & DMACTL registers bitfields */ struct lpaif_i2sctl *i2sctl; struct lpaif_dmactl *rd_dmactl; struct lpaif_dmactl *wr_dmactl; struct lpaif_dmactl *hdmi_rd_dmactl; + + /* Regmap fields of CODEC DMA CTRL registers*/ + struct lpaif_dmactl *rxtx_rd_dmactl; + struct lpaif_dmactl *rxtx_wr_dmactl; + struct lpaif_dmactl *va_wr_dmactl; + /* Regmap fields of HDMI_CTRL registers*/ struct regmap_field *hdmitx_legacy_en; struct regmap_field *hdmitx_parity_calc_en; @@ -130,6 +197,24 @@ struct lpass_variant { u32 wrdma_reg_base; u32 wrdma_reg_stride; u32 wrdma_channels; + u32 rxtx_irq_reg_base; + u32 rxtx_irq_reg_stride; + u32 rxtx_irq_ports; + u32 rxtx_rdma_reg_base; + u32 rxtx_rdma_reg_stride; + u32 rxtx_rdma_channels; + u32 rxtx_wrdma_reg_base; + u32 rxtx_wrdma_reg_stride; + u32 rxtx_wrdma_channels; + u32 va_irq_reg_base; + u32 va_irq_reg_stride; + u32 va_irq_ports; + u32 va_rdma_reg_base; + u32 va_rdma_reg_stride; + u32 va_rdma_channels; + u32 va_wrdma_reg_base; + u32 va_wrdma_reg_stride; + u32 va_wrdma_channels; u32 i2sctrl_reg_base; u32 i2sctrl_reg_stride; u32 i2s_ports; @@ -233,12 +318,66 @@ struct lpass_variant { struct reg_field wrdma_enable; struct reg_field wrdma_dyncclk; + /*CDC RXTX RD_DMA */ + struct reg_field rxtx_rdma_intf; + struct reg_field rxtx_rdma_bursten; + struct reg_field rxtx_rdma_wpscnt; + struct reg_field rxtx_rdma_fifowm; + struct reg_field rxtx_rdma_enable; + struct reg_field rxtx_rdma_dyncclk; + struct reg_field rxtx_rdma_burst8; + struct reg_field rxtx_rdma_burst16; + struct reg_field rxtx_rdma_dynburst; + struct reg_field rxtx_rdma_codec_enable; + struct reg_field rxtx_rdma_codec_pack; + struct reg_field rxtx_rdma_codec_intf; + struct reg_field rxtx_rdma_codec_fs_sel; + struct reg_field rxtx_rdma_codec_ch; + struct reg_field rxtx_rdma_codec_fs_delay; + + /*CDC RXTX WR_DMA */ + struct reg_field rxtx_wrdma_intf; + struct reg_field rxtx_wrdma_bursten; + struct reg_field rxtx_wrdma_wpscnt; + struct reg_field rxtx_wrdma_fifowm; + struct reg_field rxtx_wrdma_enable; + struct reg_field rxtx_wrdma_dyncclk; + struct reg_field rxtx_wrdma_burst8; + struct reg_field rxtx_wrdma_burst16; + struct reg_field rxtx_wrdma_dynburst; + struct reg_field rxtx_wrdma_codec_enable; + struct reg_field rxtx_wrdma_codec_pack; + struct reg_field rxtx_wrdma_codec_intf; + struct reg_field rxtx_wrdma_codec_fs_sel; + struct reg_field rxtx_wrdma_codec_ch; + struct reg_field rxtx_wrdma_codec_fs_delay; + + /*CDC VA WR_DMA */ + struct reg_field va_wrdma_intf; + struct reg_field va_wrdma_bursten; + struct reg_field va_wrdma_wpscnt; + struct reg_field va_wrdma_fifowm; + struct reg_field va_wrdma_enable; + struct reg_field va_wrdma_dyncclk; + struct reg_field va_wrdma_burst8; + struct reg_field va_wrdma_burst16; + struct reg_field va_wrdma_dynburst; + struct reg_field va_wrdma_codec_enable; + struct reg_field va_wrdma_codec_pack; + struct reg_field va_wrdma_codec_intf; + struct reg_field va_wrdma_codec_fs_sel; + struct reg_field va_wrdma_codec_ch; + struct reg_field va_wrdma_codec_fs_delay; + /** * on SOCs like APQ8016 the channel control bits start * at different offset to ipq806x **/ u32 dmactl_audif_start; u32 wrdma_channel_start; + u32 rxtx_wrdma_channel_start; + u32 va_wrdma_channel_start; + /* SOC specific initialization like clocks */ int (*init)(struct platform_device *pdev); int (*exit)(struct platform_device *pdev); @@ -250,10 +389,19 @@ struct lpass_variant { int num_dai; const char * const *dai_osr_clk_names; const char * const *dai_bit_clk_names; + const char * const *cdc_dma_clk_names; + + const char * const *active_pd_names; + const char * const *proxy_pd_names; + struct device *active_pds[LPASS_ACTIVE_PDS]; + struct device *proxy_pds[LPASS_ACTIVE_PDS]; + int active_pd_count; + int proxy_pd_count; /* SOC specific clocks configuration */ const char **clk_name; int num_clks; + int cdc_dma_num_clks; }; struct lpass_pcm_data {