From patchwork Mon Dec 6 13:10:52 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: 12658349 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BDC2CC433FE for ; Mon, 6 Dec 2021 13:13:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243907AbhLFNQz (ORCPT ); Mon, 6 Dec 2021 08:16:55 -0500 Received: from alexa-out-sd-01.qualcomm.com ([199.106.114.38]:11765 "EHLO alexa-out-sd-01.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243971AbhLFNPF (ORCPT ); Mon, 6 Dec 2021 08:15:05 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1638796297; x=1670332297; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=anp/RhpAvC2NVUYHzYE+cZoIjB+ojVr2KrYZNRgA40A=; b=djR6UYuJWPcxfD6FUXkdaeo0jzsPLcgKOGFQPvwlOCbJqur6LG64tn/t PCjII4DDa2AbgvudDpNMQsQrlTrvnwnGaL24Pv//BQdluyzvfYwlhbbjg ER/Xw/VPy9p0VecMSlfHPtNtvxH5331eTdLdS/GzqIyJpCs8T1DJfuU8L c=; Received: from unknown (HELO ironmsg-SD-alpha.qualcomm.com) ([10.53.140.30]) by alexa-out-sd-01.qualcomm.com with ESMTP; 06 Dec 2021 05:11:37 -0800 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg-SD-alpha.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Dec 2021 05:11:36 -0800 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.922.19; Mon, 6 Dec 2021 05:11:36 -0800 Received: from hu-srivasam-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.922.19; Mon, 6 Dec 2021 05:11:30 -0800 From: Srinivasa Rao Mandadapu To: , , , , , , , , , , , , , , , , CC: Srinivasa Rao Mandadapu , "Venkata Prasad Potturu" Subject: [PATCH v9 03/10] ASoC: qcom: lpass: Add dma fields for codec dma lpass interface Date: Mon, 6 Dec 2021 18:40:52 +0530 Message-ID: <1638796259-24813-4-git-send-email-quic_srivasam@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1638796259-24813-1-git-send-email-quic_srivasam@quicinc.com> References: <1638796259-24813-1-git-send-email-quic_srivasam@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) 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: Srinivasa Rao Mandadapu Co-developed-by: Venkata Prasad Potturu Signed-off-by: Venkata Prasad Potturu Reviewed-by: Srinivas Kandagatla --- sound/soc/qcom/lpass.h | 133 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 133 insertions(+) diff --git a/sound/soc/qcom/lpass.h b/sound/soc/qcom/lpass.h index f0d21cd..0916fc4 100644 --- a/sound/soc/qcom/lpass.h +++ b/sound/soc/qcom/lpass.h @@ -20,6 +20,17 @@ #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_MAX_CDC_CLKS (9) +#define LPASS_ACTIVE_PDS (4) +#define LPASS_PROXY_PDS (8) #define QCOM_REGMAP_FIELD_ALLOC(d, m, f, mf) \ do { \ @@ -51,6 +62,12 @@ 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 */ @@ -65,6 +82,25 @@ 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]; @@ -73,38 +109,61 @@ struct lpass_data { bool mi2s_was_prepared[LPASS_MAX_MI2S_PORTS]; int hdmi_port_enable; + int codec_dma_enable; /* low-power audio interface (LPAIF) registers */ void __iomem *lpaif; void __iomem *hdmiif; + void __iomem *rxtx_lpaif; + void __iomem *va_lpaif; + + u32 rxtx_cdc_dma_lpm_buf; + u32 va_cdc_dma_lpm_buf; /* 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; @@ -131,6 +190,24 @@ 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; @@ -234,12 +311,66 @@ 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); @@ -251,10 +382,12 @@ 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; /* SOC specific clocks configuration */ const char **clk_name; int num_clks; + int cdc_dma_num_clks; }; struct lpass_pcm_data {