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Mon, 28 Sep 2020 09:53:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org A6F73C43382 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=srivasam@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 Subject: [PATCH v7 1/6] ASoC: Add sc7180-lpass binding header hdmi define Date: Mon, 28 Sep 2020 15:23:26 +0530 Message-Id: <1601286811-25962-2-git-send-email-srivasam@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> References: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> Cc: V Sujith Kumar Reddy , Srinivasa Rao X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: V Sujith Kumar Reddy Add header defining hdmi dai-id for SC7180 lpass soc in dt bindings. Signed-off-by: V Sujith Kumar Reddy Acked-by: Rob Herring Signed-off-by: Srinivasa Rao --- include/dt-bindings/sound/sc7180-lpass.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/dt-bindings/sound/sc7180-lpass.h b/include/dt-bindings/sound/sc7180-lpass.h index 7d988f6..56ecaaf 100644 --- a/include/dt-bindings/sound/sc7180-lpass.h +++ b/include/dt-bindings/sound/sc7180-lpass.h @@ -4,6 +4,7 @@ #define MI2S_PRIMARY 0 #define MI2S_SECONDARY 1 +#define LPASS_DP_RX 2 #define LPASS_MCLK0 0 From patchwork Mon Sep 28 09:53:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivasa Rao Mandadapu X-Patchwork-Id: 250852 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=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 D0E32C2D0A8 for ; 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Mon, 28 Sep 2020 09:54:00 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id C9923C433F1; Mon, 28 Sep 2020 09:53:59 +0000 (UTC) Received: from hyd-lnxbld210.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 1136EC43385; Mon, 28 Sep 2020 09:53:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 1136EC43385 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=srivasam@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 Subject: [PATCH v7 2/6] ASoC: dt-bindings: Add dt binding for lpass hdmi Date: Mon, 28 Sep 2020 15:23:27 +0530 Message-Id: <1601286811-25962-3-git-send-email-srivasam@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> References: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> Cc: V Sujith Kumar Reddy , Srinivasa Rao X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: V Sujith Kumar Reddy Adds bindings for lpass hdmi interface which can support audio path over dp. Signed-off-by: V Sujith Kumar Reddy Reviewed-by: Rob Herring Signed-off-by: Srinivasa Rao --- .../devicetree/bindings/sound/qcom,lpass-cpu.yaml | 74 +++++++++++++++------- 1 file changed, 52 insertions(+), 22 deletions(-) diff --git a/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml b/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml index 09c9bd2..f6f9fb4 100644 --- a/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml +++ b/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml @@ -24,9 +24,10 @@ properties: - qcom,sc7180-lpass-cpu reg: - maxItems: 1 + maxItems: 2 description: LPAIF core registers - + reg-names: + maxItems: 2 clocks: minItems: 3 maxItems: 6 @@ -36,15 +37,16 @@ properties: maxItems: 6 interrupts: - maxItems: 1 + maxItems: 2 description: LPAIF DMA buffer interrupt - + interrupt-names: + maxItems: 2 qcom,adsp: $ref: /schemas/types.yaml#/definitions/phandle description: Phandle for the audio DSP node iommus: - maxItems: 1 + maxItems: 2 description: Phandle to apps_smmu node with sid mask power-domains: @@ -60,10 +62,12 @@ properties: const: 0 patternProperties: - "(^mi2s-[0-9a-f]$|mi2s)": + "^dai-link@[0-9a-f]$": type: object - description: Required properties for each DAI - + description: | + LPASS CPU dai node for each I2S device. Bindings of each node + depends on the specific driver providing the functionality and + properties. properties: reg: maxItems: 1 @@ -85,9 +89,11 @@ patternProperties: required: - compatible - reg + - reg-names - clocks - clock-names - interrupts + - interrupt-names - '#sound-dai-cells' additionalProperties: false @@ -134,13 +140,32 @@ allOf: then: properties: clock-names: - items: - - const: pcnoc-sway-clk - - const: audio-core - - const: mclk0 - - const: pcnoc-mport-clk - - const: mi2s-bit-clk0 - - const: mi2s-bit-clk1 + oneOf: + - items: #for I2S + - const: pcnoc-sway-clk + - const: audio-core + - const: mclk0 + - const: pcnoc-mport-clk + - const: mi2s-bit-clk0 + - const: mi2s-bit-clk1 + - items: #for HDMI + - const: pcnoc-sway-clk + - const: audio-core + - const: pcnoc-mport-clk + reg-names: + anyOf: + - items: #for I2S + - const: lpass-lpaif + - items: #for I2S and HDMI + - const: lpass-hdmiif + - const: lpass-lpaif + interrupt-names: + anyOf: + - items: #for I2S + - const: lpass-irq-lpaif + - items: #for I2S and HDMI + - const: lpass-irq-lpaif + - const: lpass-irq-hdmi required: - iommus - power-domains @@ -152,12 +177,15 @@ examples: soc { #address-cells = <2>; #size-cells = <2>; - lpass@62f00000 { + lpass@62d80000 { compatible = "qcom,sc7180-lpass-cpu"; - reg = <0 0x62f00000 0 0x29000>; - - iommus = <&apps_smmu 0x1020 0>; + reg = <0 0x62d87000 0 0x68000>, + <0 0x62f00000 0 0x29000>; + reg-names = "lpass-hdmiif", + "lpass-lpaif"; + iommus = <&apps_smmu 0x1020 0>, + <&apps_smmu 0x1032 0>; power-domains = <&lpass_hm 0>; clocks = <&gcc 131>, @@ -171,14 +199,16 @@ examples: "mclk0", "pcnoc-mport-clk", "mi2s-bit-clk0", "mi2s-bit-clk1"; - interrupts = <0 160 1>; - + interrupts = <0 160 1>, + <0 268 1>; + interrupt-names = "lpass-irq-lpaif", + "lpass-irq-hdmi"; #sound-dai-cells = <1>; #address-cells = <1>; #size-cells = <0>; /* Optional to set different MI2S SD lines */ - mi2s-primary@0 { + dai-link@0 { reg = ; qcom,playback-sd-lines = <1>; qcom,capture-sd-lines = <0>; From patchwork Mon Sep 28 09:53:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivasa Rao Mandadapu X-Patchwork-Id: 250851 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=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 4DB04C2D0A8 for ; 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Mon, 28 Sep 2020 09:54:05 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 36427C43395; Mon, 28 Sep 2020 09:54:05 +0000 (UTC) Received: from hyd-lnxbld210.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 74315C433CA; Mon, 28 Sep 2020 09:53:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 74315C433CA 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=srivasam@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 Subject: [PATCH v7 3/6] Asoc:qcom:lpass-cpu:Update dts property read API Date: Mon, 28 Sep 2020 15:23:28 +0530 Message-Id: <1601286811-25962-4-git-send-email-srivasam@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> References: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> Cc: V Sujith Kumar Reddy , Srinivasa Rao X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: V Sujith Kumar Reddy Update dts property read API call with platform get property by name, as it make code more readable and avoid conflicts when array of properties to be used. Signed-off-by: V Sujith Kumar Reddy Signed-off-by: Srinivasa Rao Reviewed-by: Srinivas Kandagatla --- sound/soc/qcom/lpass-cpu.c | 2 +- sound/soc/qcom/lpass-platform.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c index 0718a0f..12950d2 100644 --- a/sound/soc/qcom/lpass-cpu.c +++ b/sound/soc/qcom/lpass-cpu.c @@ -575,7 +575,7 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev) of_lpass_cpu_parse_dai_data(dev, drvdata); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "lpass-lpaif"); drvdata->lpaif = devm_ioremap_resource(dev, res); if (IS_ERR((void const __force *)drvdata->lpaif)) { diff --git a/sound/soc/qcom/lpass-platform.c b/sound/soc/qcom/lpass-platform.c index 7ac2629..e7cf4e5 100644 --- a/sound/soc/qcom/lpass-platform.c +++ b/sound/soc/qcom/lpass-platform.c @@ -621,7 +621,7 @@ int asoc_qcom_lpass_platform_register(struct platform_device *pdev) struct lpass_variant *v = drvdata->variant; int ret; - drvdata->lpaif_irq = platform_get_irq(pdev, 0); + drvdata->lpaif_irq = platform_get_irq_byname(pdev, "lpass-irq-lpaif"); if (drvdata->lpaif_irq < 0) return -ENODEV; From patchwork Mon Sep 28 09:53:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivasa Rao Mandadapu X-Patchwork-Id: 291538 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=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 63C3FC4741F for ; Mon, 28 Sep 2020 09:57:26 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4B6D0221EC for ; 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Mon, 28 Sep 2020 09:54:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org F148BC433F1 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=srivasam@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 Subject: [PATCH v7 4/6] Asoc: qcom: lpass:Update lpaif_dmactl members order Date: Mon, 28 Sep 2020 15:23:29 +0530 Message-Id: <1601286811-25962-5-git-send-email-srivasam@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> References: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> Cc: V Sujith Kumar Reddy , Srinivasa Rao Mandadapu X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: V Sujith Kumar Reddy Update the lpaif_dmactl struct members order to match HDMI reg map members sequence. Separate Interface reg map as it is used for I2S control but not for HDMI control, to make use of bulk API, which makes code more readable. Signed-off-by: V Sujith Kumar Reddy Signed-off-by: Srinivasa Rao Mandadapu --- sound/soc/qcom/lpass-platform.c | 8 ++++---- sound/soc/qcom/lpass.h | 6 +++--- 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/sound/soc/qcom/lpass-platform.c b/sound/soc/qcom/lpass-platform.c index e7cf4e5..db0d959 100644 --- a/sound/soc/qcom/lpass-platform.c +++ b/sound/soc/qcom/lpass-platform.c @@ -71,13 +71,13 @@ static int lpass_platform_alloc_dmactl_fields(struct device *dev, rd_dmactl = drvdata->rd_dmactl; wr_dmactl = drvdata->wr_dmactl; - rval = devm_regmap_field_bulk_alloc(dev, map, &rd_dmactl->bursten, - &v->rdma_bursten, 6); + rval = devm_regmap_field_bulk_alloc(dev, map, &rd_dmactl->intf, + &v->rdma_intf, 6); if (rval) return rval; - return devm_regmap_field_bulk_alloc(dev, map, &wr_dmactl->bursten, - &v->wrdma_bursten, 6); + return devm_regmap_field_bulk_alloc(dev, map, &wr_dmactl->intf, + &v->wrdma_intf, 6); } static int lpass_platform_pcmops_open(struct snd_soc_component *component, diff --git a/sound/soc/qcom/lpass.h b/sound/soc/qcom/lpass.h index 51c9991..7089d4c 100644 --- a/sound/soc/qcom/lpass.h +++ b/sound/soc/qcom/lpass.h @@ -31,9 +31,9 @@ struct lpaif_i2sctl { struct lpaif_dmactl { + struct regmap_field *intf; struct regmap_field *bursten; struct regmap_field *wpscnt; - struct regmap_field *intf; struct regmap_field *fifowm; struct regmap_field *enable; struct regmap_field *dyncclk; @@ -110,17 +110,17 @@ struct lpass_variant { struct reg_field bitwidth; /* RD_DMA Register fields */ + struct reg_field rdma_intf; struct reg_field rdma_bursten; struct reg_field rdma_wpscnt; - struct reg_field rdma_intf; struct reg_field rdma_fifowm; struct reg_field rdma_enable; struct reg_field rdma_dyncclk; /* WR_DMA Register fields */ + struct reg_field wrdma_intf; struct reg_field wrdma_bursten; struct reg_field wrdma_wpscnt; - struct reg_field wrdma_intf; struct reg_field wrdma_fifowm; struct reg_field wrdma_enable; struct reg_field wrdma_dyncclk; From patchwork Mon Sep 28 09:53:30 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivasa Rao Mandadapu X-Patchwork-Id: 250850 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=-10.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNWANTED_LANGUAGE_BODY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 E9558C2D0A8 for ; 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Mon, 28 Sep 2020 09:54:31 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 4CDBAC43452; Mon, 28 Sep 2020 09:54:31 +0000 (UTC) Received: from hyd-lnxbld210.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 D1F82C4339C; Mon, 28 Sep 2020 09:54:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org D1F82C4339C 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=srivasam@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 Subject: [PATCH v7 5/6] ASoC: qcom: Add support for lpass hdmi driver Date: Mon, 28 Sep 2020 15:23:30 +0530 Message-Id: <1601286811-25962-6-git-send-email-srivasam@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> References: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> Cc: V Sujith Kumar Reddy , Srinivasa Rao X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: V Sujith Kumar Reddy Upadate lpass cpu and platform driver to support audio over dp. Also add lpass-hdmi.c and lpass-hdmi.h. Signed-off-by: V Sujith Kumar Reddy Signed-off-by: Srinivasa Rao --- sound/soc/qcom/Kconfig | 17 ++ sound/soc/qcom/Makefile | 2 + sound/soc/qcom/lpass-apq8016.c | 4 +- sound/soc/qcom/lpass-cpu.c | 53 ++++- sound/soc/qcom/lpass-hdmi.c | 470 +++++++++++++++++++++++++++++++++++++++ sound/soc/qcom/lpass-hdmi.h | 122 ++++++++++ sound/soc/qcom/lpass-ipq806x.c | 4 +- sound/soc/qcom/lpass-lpaif-reg.h | 52 ++++- sound/soc/qcom/lpass-platform.c | 411 +++++++++++++++++++++++++++------- sound/soc/qcom/lpass.h | 113 +++++++++- 10 files changed, 1137 insertions(+), 111 deletions(-) create mode 100644 sound/soc/qcom/lpass-hdmi.c create mode 100644 sound/soc/qcom/lpass-hdmi.h diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig index a7ef626..b7ddd05 100644 --- a/sound/soc/qcom/Kconfig +++ b/sound/soc/qcom/Kconfig @@ -12,6 +12,10 @@ config SND_SOC_LPASS_CPU tristate select REGMAP_MMIO +config SND_SOC_LPASS_HDMI + tristate + select REGMAP_MMIO + config SND_SOC_LPASS_PLATFORM tristate select REGMAP_MMIO @@ -30,6 +34,7 @@ config SND_SOC_LPASS_SC7180 tristate select SND_SOC_LPASS_CPU select SND_SOC_LPASS_PLATFORM + select SND_SOC_LPASS_HDMI config SND_SOC_STORM tristate "ASoC I2S support for Storm boards" @@ -120,4 +125,16 @@ config SND_SOC_SDM845 SDM845 SoC-based systems. Say Y if you want to use audio device on this SoCs. +config SND_SOC_SC7180 + tristate "SoC Machine driver for SC7180 boards" + depends on I2C + select SND_SOC_QCOM_COMMON + select SND_SOC_LPASS_SC7180 + select SND_SOC_MAX98357A + select SND_SOC_RT5682_I2C + help + To add support for audio on Qualcomm Technologies Inc. + SC7180 SoC-based systems. + Say Y if you want to use audio device on this SoCs. + endif #SND_SOC_QCOM diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile index 7972c94..0bd90d7 100644 --- a/sound/soc/qcom/Makefile +++ b/sound/soc/qcom/Makefile @@ -1,12 +1,14 @@ # SPDX-License-Identifier: GPL-2.0 # Platform snd-soc-lpass-cpu-objs := lpass-cpu.o +snd-soc-lpass-hdmi-objs := lpass-hdmi.o snd-soc-lpass-platform-objs := lpass-platform.o snd-soc-lpass-ipq806x-objs := lpass-ipq806x.o snd-soc-lpass-apq8016-objs := lpass-apq8016.o snd-soc-lpass-sc7180-objs := lpass-sc7180.o obj-$(CONFIG_SND_SOC_LPASS_CPU) += snd-soc-lpass-cpu.o +obj-$(CONFIG_SND_SOC_LPASS_HDMI) += snd-soc-lpass-hdmi.o obj-$(CONFIG_SND_SOC_LPASS_PLATFORM) += snd-soc-lpass-platform.o obj-$(CONFIG_SND_SOC_LPASS_IPQ806X) += snd-soc-lpass-ipq806x.o obj-$(CONFIG_SND_SOC_LPASS_APQ8016) += snd-soc-lpass-apq8016.o diff --git a/sound/soc/qcom/lpass-apq8016.c b/sound/soc/qcom/lpass-apq8016.c index 5c8ae22..0aedb3a 100644 --- a/sound/soc/qcom/lpass-apq8016.c +++ b/sound/soc/qcom/lpass-apq8016.c @@ -125,7 +125,7 @@ static struct snd_soc_dai_driver apq8016_lpass_cpu_dai_driver[] = { }; static int apq8016_lpass_alloc_dma_channel(struct lpass_data *drvdata, - int direction) + int direction, unsigned int dai_id) { struct lpass_variant *v = drvdata->variant; int chan = 0; @@ -151,7 +151,7 @@ static int apq8016_lpass_alloc_dma_channel(struct lpass_data *drvdata, return chan; } -static int apq8016_lpass_free_dma_channel(struct lpass_data *drvdata, int chan) +static int apq8016_lpass_free_dma_channel(struct lpass_data *drvdata, int chan, unsigned int dai_id) { clear_bit(chan, &drvdata->dma_ch_bit_map); diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c index 12950d2..81aaf51 100644 --- a/sound/soc/qcom/lpass-cpu.c +++ b/sound/soc/qcom/lpass-cpu.c @@ -535,13 +535,17 @@ static void of_lpass_cpu_parse_dai_data(struct device *dev, dev_err(dev, "valid dai id not found: %d\n", ret); continue; } - - data->mi2s_playback_sd_mode[id] = - of_lpass_cpu_parse_sd_lines(dev, node, - "qcom,playback-sd-lines"); - data->mi2s_capture_sd_mode[id] = - of_lpass_cpu_parse_sd_lines(dev, node, + if (id == LPASS_DP_RX) { + data->hdmi_port_enable = 1; + dev_err(dev, "HDMI Port is enabled: %d\n", id); + } else { + data->mi2s_playback_sd_mode[id] = + of_lpass_cpu_parse_sd_lines(dev, node, + "qcom,playback-sd-lines"); + data->mi2s_capture_sd_mode[id] = + of_lpass_cpu_parse_sd_lines(dev, node, "qcom,capture-sd-lines"); + } } } @@ -589,13 +593,34 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev) variant->wrdma_channel_start); drvdata->lpaif_map = devm_regmap_init_mmio(dev, drvdata->lpaif, - &lpass_cpu_regmap_config); + &lpass_cpu_regmap_config); if (IS_ERR(drvdata->lpaif_map)) { dev_err(dev, "error initializing regmap: %ld\n", PTR_ERR(drvdata->lpaif_map)); return PTR_ERR(drvdata->lpaif_map); } + if (drvdata->hdmi_port_enable) { + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "lpass-hdmiif"); + + drvdata->hdmiif = devm_ioremap_resource(dev, res); + if (IS_ERR((void const __force *)drvdata->hdmiif)) { + dev_err(dev, "error mapping reg resource: %ld\n", + PTR_ERR((void const __force *)drvdata->hdmiif)); + return PTR_ERR((void const __force *)drvdata->hdmiif); + } + + lpass_hdmi_regmap_config.max_register = LPAIF_HDMI_RDMAPER_REG(variant, + variant->hdmi_rdma_channels); + drvdata->hdmiif_map = devm_regmap_init_mmio(dev, drvdata->hdmiif, + &lpass_hdmi_regmap_config); + if (IS_ERR(drvdata->hdmiif_map)) { + dev_err(dev, "error initializing regmap: %ld\n", + PTR_ERR(drvdata->hdmiif_map)); + return PTR_ERR(drvdata->hdmiif_map); + } + } + if (variant->init) { ret = variant->init(pdev); if (ret) { @@ -606,6 +631,9 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev) for (i = 0; i < variant->num_dai; i++) { dai_id = variant->dai_driver[i].id; + if (dai_id == LPASS_DP_RX) + continue; + drvdata->mi2s_osr_clk[dai_id] = devm_clk_get(dev, variant->dai_osr_clk_names[i]); if (IS_ERR(drvdata->mi2s_osr_clk[dai_id])) { @@ -636,11 +664,16 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev) /* Initialize bitfields for dai I2SCTL register */ ret = lpass_cpu_init_i2sctl_bitfields(dev, drvdata->i2sctl, drvdata->lpaif_map); - if (ret) { + if (ret) dev_err(dev, "error init i2sctl field: %d\n", ret); - return ret; - } + if (drvdata->hdmi_port_enable) { + ret = lpass_hdmi_init_bitfields(dev, drvdata->hdmiif_map); + if (ret) { + dev_err(dev, "%s error hdmi init failed\n", __func__); + return ret; + } + } ret = devm_snd_soc_register_component(dev, &lpass_cpu_comp_driver, variant->dai_driver, diff --git a/sound/soc/qcom/lpass-hdmi.c b/sound/soc/qcom/lpass-hdmi.c new file mode 100644 index 0000000..fcbb5f2 --- /dev/null +++ b/sound/soc/qcom/lpass-hdmi.c @@ -0,0 +1,470 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2020 The Linux Foundation. All rights reserved. + * + * lpass-hdmi.c -- ALSA SoC HDMI-CPU DAI driver for QTi LPASS HDMI + */ + + +#include +#include +#include +#include +#include +#include +#include +#include "lpass-lpaif-reg.h" +#include "lpass.h" + +#define QCOM_REGMAP_FILED_ALLOC(d, m, f, mf) \ + do { \ + mf = devm_regmap_field_alloc(d, m, f); \ + if (IS_ERR(mf)) \ + return -EINVAL; \ + } while (0) + + +int lpass_hdmi_init_bitfields(struct device *dev, struct regmap *map) +{ + struct lpass_data *drvdata = dev_get_drvdata(dev); + struct lpass_variant *v = drvdata->variant; + unsigned int i; + struct lpass_hdmi_tx_ctl *tx_ctl; + struct lpass_hdmitx_legacy *legacy; + struct lpass_vbit_ctrl *vbit_ctl; + struct lpass_hdmi_tx_parity *tx_parity; + struct lpass_dp_metadata_ctl *meta_ctl; + struct lpass_sstream_ctl *sstream_ctl; + struct lpass_hdmi_tx_ch_msb *ch_msb; + struct lpass_hdmi_tx_ch_lsb *ch_lsb; + struct lpass_hdmitx_dmactl *tx_dmactl; + int rval; + + tx_ctl = devm_kzalloc(dev, sizeof(*tx_ctl), GFP_KERNEL); + if (!tx_ctl) + return -ENOMEM; + + QCOM_REGMAP_FILED_ALLOC(dev, map, v->soft_reset, tx_ctl->soft_reset); + QCOM_REGMAP_FILED_ALLOC(dev, map, v->force_reset, tx_ctl->force_reset); + drvdata->tx_ctl = tx_ctl; + + legacy = devm_kzalloc(dev, sizeof(*legacy), GFP_KERNEL); + if (!legacy) + return -ENOMEM; + + QCOM_REGMAP_FILED_ALLOC(dev, map, v->legacy_en, legacy->legacy_en); + drvdata->legacy = legacy; + + vbit_ctl = devm_kzalloc(dev, sizeof(*vbit_ctl), GFP_KERNEL); + if (!vbit_ctl) + return -ENOMEM; + + QCOM_REGMAP_FILED_ALLOC(dev, map, v->replace_vbit, vbit_ctl->replace_vbit); + QCOM_REGMAP_FILED_ALLOC(dev, map, v->vbit_stream, vbit_ctl->vbit_stream); + drvdata->vbit_ctl = vbit_ctl; + + tx_parity = devm_kzalloc(dev, sizeof(*tx_parity), GFP_KERNEL); + if (!tx_parity) + return -ENOMEM; + + QCOM_REGMAP_FILED_ALLOC(dev, map, v->calc_en, tx_parity->calc_en); + drvdata->tx_parity = tx_parity; + + meta_ctl = devm_kzalloc(dev, sizeof(*meta_ctl), GFP_KERNEL); + if (!meta_ctl) + return -ENOMEM; + + rval = devm_regmap_field_bulk_alloc(dev, map, &meta_ctl->mute, &v->mute, 7); + if (rval) + return rval; + drvdata->meta_ctl = meta_ctl; + + sstream_ctl = devm_kzalloc(dev, sizeof(*sstream_ctl), GFP_KERNEL); + if (!sstream_ctl) + return -ENOMEM; + + rval = devm_regmap_field_bulk_alloc(dev, map, &sstream_ctl->sstream_en, &v->sstream_en, 9); + if (rval) + return rval; + + drvdata->sstream_ctl = sstream_ctl; + + for (i = 0; i < LPASS_MAX_HDMI_DMA_CHANNELS; i++) { + ch_msb = devm_kzalloc(dev, sizeof(*ch_msb), GFP_KERNEL); + if (!ch_msb) + return -ENOMEM; + + QCOM_REGMAP_FILED_ALLOC(dev, map, v->msb_bits, ch_msb->msb_bits); + drvdata->ch_msb[i] = ch_msb; + + ch_lsb = devm_kzalloc(dev, sizeof(*ch_lsb), GFP_KERNEL); + if (!ch_lsb) + return -ENOMEM; + + QCOM_REGMAP_FILED_ALLOC(dev, map, v->lsb_bits, ch_lsb->lsb_bits); + drvdata->ch_lsb[i] = ch_lsb; + + tx_dmactl = devm_kzalloc(dev, sizeof(*tx_dmactl), GFP_KERNEL); + if (!tx_dmactl) + return -ENOMEM; + + QCOM_REGMAP_FILED_ALLOC(dev, map, v->use_hw_chs, tx_dmactl->use_hw_chs); + QCOM_REGMAP_FILED_ALLOC(dev, map, v->use_hw_usr, tx_dmactl->use_hw_usr); + QCOM_REGMAP_FILED_ALLOC(dev, map, v->hw_chs_sel, tx_dmactl->hw_chs_sel); + QCOM_REGMAP_FILED_ALLOC(dev, map, v->hw_usr_sel, tx_dmactl->hw_usr_sel); + drvdata->hdmi_tx_dmactl[i] = tx_dmactl; + } + return 0; +} +EXPORT_SYMBOL(lpass_hdmi_init_bitfields); + +static int lpass_hdmi_daiops_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) +{ + struct lpass_data *drvdata = snd_soc_dai_get_drvdata(dai); + snd_pcm_format_t format = params_format(params); + unsigned int rate = params_rate(params); + unsigned int channels = params_channels(params); + unsigned int ret; + unsigned int bitwidth; + unsigned int word_length; + unsigned int ch_sts_buf0; + unsigned int ch_sts_buf1; + unsigned int data_format; + unsigned int sampling_freq; + unsigned int ch = 0; + struct lpass_dp_metadata_ctl *meta_ctl = drvdata->meta_ctl; + struct lpass_sstream_ctl *sstream_ctl = drvdata->sstream_ctl; + + bitwidth = snd_pcm_format_width(format); + if (bitwidth < 0) { + dev_err(dai->dev, "%s invalid bit width given : %d\n", + __func__, bitwidth); + return bitwidth; + } + + switch (bitwidth) { + case 16: + word_length = LPASS_DP_AUDIO_BITWIDTH16; + break; + case 24: + word_length = LPASS_DP_AUDIO_BITWIDTH24; + break; + default: + dev_err(dai->dev, "%s invalid bit width given : %d\n", + __func__, bitwidth); + return -EINVAL; + } + + switch (rate) { + case 32000: + sampling_freq = LPASS_SAMPLING_FREQ32; + break; + case 44100: + sampling_freq = LPASS_SAMPLING_FREQ44; + break; + case 48000: + sampling_freq = LPASS_SAMPLING_FREQ48; + break; + default: + dev_err(dai->dev, "%s invalid bit width given : %d\n", + __func__, bitwidth); + return -EINVAL; + } + data_format = LPASS_DATA_FORMAT_LINEAR; + ch_sts_buf0 = (((data_format << LPASS_DATA_FORMAT_SHIFT) & LPASS_DATA_FORMAT_MASK) + | ((sampling_freq << LPASS_FREQ_BIT_SHIFT) & LPASS_FREQ_BIT_MASK)); + ch_sts_buf1 = (word_length) & LPASS_WORDLENGTH_MASK; + + ret = regmap_field_write(drvdata->tx_ctl->soft_reset, LPASS_TX_CTL_RESET); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->tx_ctl->soft_reset, LPASS_TX_CTL_CLEAR); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->legacy->legacy_en, LPASS_HDMITX_LEGACY_DISABLE); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->tx_parity->calc_en, HDMITX_PARITY_CALC_EN); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->vbit_ctl->replace_vbit, REPLACE_VBIT); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->vbit_ctl->vbit_stream, LINEAR_PCM_DATA); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->ch_msb[0]->msb_bits, ch_sts_buf1); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->ch_lsb[0]->lsb_bits, ch_sts_buf0); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->hdmi_tx_dmactl[0]->use_hw_chs, HW_MODE); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->hdmi_tx_dmactl[0]->hw_chs_sel, SW_MODE); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->hdmi_tx_dmactl[0]->use_hw_usr, HW_MODE); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->hdmi_tx_dmactl[0]->hw_usr_sel, SW_MODE); + if (ret) + return ret; + + ret = regmap_field_write(meta_ctl->mute, LPASS_MUTE_ENABLE); + if (ret) + return ret; + + ret = regmap_field_write(meta_ctl->as_sdp_cc, channels - 1); + if (ret) + return ret; + + ret = regmap_field_write(meta_ctl->as_sdp_ct, LPASS_META_DEFAULT_VAL); + if (ret) + return ret; + + ret = regmap_field_write(meta_ctl->aif_db4, LPASS_META_DEFAULT_VAL); + if (ret) + return ret; + + ret = regmap_field_write(meta_ctl->frequency, sampling_freq); + if (ret) + return ret; + + ret = regmap_field_write(meta_ctl->mst_index, LPASS_META_DEFAULT_VAL); + if (ret) + return ret; + + ret = regmap_field_write(meta_ctl->dptx_index, LPASS_META_DEFAULT_VAL); + if (ret) + return ret; + + ret = regmap_field_write(sstream_ctl->sstream_en, LPASS_SSTREAM_DISABLE); + if (ret) + return ret; + + ret = regmap_field_write(sstream_ctl->dma_sel, ch); + if (ret) + return ret; + + ret = regmap_field_write(sstream_ctl->auto_bbit_en, LPASS_SSTREAM_DEFAULT_ENABLE); + if (ret) + return ret; + + ret = regmap_field_write(sstream_ctl->layout, LPASS_SSTREAM_DEFAULT_DISABLE); + if (ret) + return ret; + + ret = regmap_field_write(sstream_ctl->layout_sp, LPASS_LAYOUT_SP_DEFAULT); + if (ret) + return ret; + + ret = regmap_field_write(sstream_ctl->dp_audio, LPASS_SSTREAM_DEFAULT_ENABLE); + if (ret) + return ret; + + ret = regmap_field_write(sstream_ctl->set_sp_on_en, LPASS_SSTREAM_DEFAULT_ENABLE); + if (ret) + return ret; + + ret = regmap_field_write(sstream_ctl->dp_sp_b_hw_en, LPASS_SSTREAM_DEFAULT_ENABLE); + if (ret) + return ret; + + ret = regmap_field_write(sstream_ctl->dp_staffing_en, LPASS_SSTREAM_DEFAULT_ENABLE); + if (ret) + return ret; + + return ret; +} + +static int lpass_hdmi_daiops_prepare(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + int ret; + struct lpass_data *drvdata = snd_soc_dai_get_drvdata(dai); + + ret = regmap_field_write(drvdata->sstream_ctl->sstream_en, LPASS_SSTREAM_ENABLE); + if (ret) + return ret; + + ret = regmap_field_write(drvdata->meta_ctl->mute, LPASS_MUTE_DISABLE); + if (ret) + return ret; + + return ret; +} + +static int lpass_hdmi_daiops_trigger(struct snd_pcm_substream *substream, + int cmd, struct snd_soc_dai *dai) +{ + struct lpass_data *drvdata = snd_soc_dai_get_drvdata(dai); + struct lpass_dp_metadata_ctl *meta_ctl = drvdata->meta_ctl; + struct lpass_sstream_ctl *sstream_ctl = drvdata->sstream_ctl; + int ret = -EINVAL; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + ret = regmap_field_write(sstream_ctl->sstream_en, LPASS_SSTREAM_ENABLE); + if (ret) + return ret; + + ret = regmap_field_write(meta_ctl->mute, LPASS_MUTE_DISABLE); + if (ret) + return ret; + + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + ret = regmap_field_write(sstream_ctl->sstream_en, LPASS_SSTREAM_DISABLE); + if (ret) + return ret; + + ret = regmap_field_write(meta_ctl->mute, LPASS_MUTE_ENABLE); + if (ret) + return ret; + + ret = regmap_field_write(sstream_ctl->dp_audio, 0); + if (ret) + return ret; + + break; + } + return ret; +} + +const struct snd_soc_dai_ops asoc_qcom_lpass_hdmi_dai_ops = { + .hw_params = lpass_hdmi_daiops_hw_params, + .prepare = lpass_hdmi_daiops_prepare, + .trigger = lpass_hdmi_daiops_trigger, +}; +EXPORT_SYMBOL_GPL(asoc_qcom_lpass_hdmi_dai_ops); + +static bool lpass_hdmi_regmap_writeable(struct device *dev, unsigned int reg) +{ + struct lpass_data *drvdata = dev_get_drvdata(dev); + struct lpass_variant *v = drvdata->variant; + int i; + + if (reg == LPASS_HDMI_TX_CTL_ADDR(v)) + return true; + if (reg == LPASS_HDMI_TX_LEGACY_ADDR(v)) + return true; + if (reg == LPASS_HDMI_TX_VBIT_CTL_ADDR(v)) + return true; + if (reg == LPASS_HDMI_TX_PARITY_ADDR(v)) + return true; + if (reg == LPASS_HDMI_TX_DP_ADDR(v)) + return true; + if (reg == LPASS_HDMI_TX_SSTREAM_ADDR(v)) + return true; + if (reg == LPASS_HDMITX_APP_IRQEN_REG(v)) + return true; + if (reg == LPASS_HDMITX_APP_IRQCLEAR_REG(v)) + return true; + + for (i = 0; i < v->hdmi_rdma_channels; i++) { + if (reg == LPASS_HDMI_TX_CH_LSB_ADDR(v, i)) + return true; + if (reg == LPASS_HDMI_TX_CH_MSB_ADDR(v, i)) + return true; + if (reg == LPASS_HDMI_TX_DMA_ADDR(v, i)) + return true; + } + + for (i = 0; i < v->rdma_channels; ++i) { + if (reg == LPAIF_HDMI_RDMACTL_REG(v, i)) + return true; + if (reg == LPAIF_HDMI_RDMABASE_REG(v, i)) + return true; + if (reg == LPAIF_HDMI_RDMABUFF_REG(v, i)) + return true; + if (reg == LPAIF_HDMI_RDMAPER_REG(v, i)) + return true; + } + return false; +} + +static bool lpass_hdmi_regmap_readable(struct device *dev, unsigned int reg) +{ + struct lpass_data *drvdata = dev_get_drvdata(dev); + struct lpass_variant *v = drvdata->variant; + int i; + + if (reg == LPASS_HDMI_TX_CTL_ADDR(v)) + return true; + if (reg == LPASS_HDMI_TX_LEGACY_ADDR(v)) + return true; + if (reg == LPASS_HDMI_TX_VBIT_CTL_ADDR(v)) + return true; + + for (i = 0; i < v->hdmi_rdma_channels; i++) { + if (reg == LPASS_HDMI_TX_CH_LSB_ADDR(v, i)) + return true; + if (reg == LPASS_HDMI_TX_CH_MSB_ADDR(v, i)) + return true; + if (reg == LPASS_HDMI_TX_DMA_ADDR(v, i)) + return true; + } + + if (reg == LPASS_HDMI_TX_PARITY_ADDR(v)) + return true; + if (reg == LPASS_HDMI_TX_DP_ADDR(v)) + return true; + if (reg == LPASS_HDMI_TX_SSTREAM_ADDR(v)) + return true; + if (reg == LPASS_HDMITX_APP_IRQEN_REG(v)) + return true; + if (reg == LPASS_HDMITX_APP_IRQSTAT_REG(v)) + return true; + + for (i = 0; i < v->rdma_channels; ++i) { + if (reg == LPAIF_HDMI_RDMACTL_REG(v, i)) + return true; + if (reg == LPAIF_HDMI_RDMABASE_REG(v, i)) + return true; + if (reg == LPAIF_HDMI_RDMABUFF_REG(v, i)) + return true; + if (reg == LPAIF_HDMI_RDMAPER_REG(v, i)) + return true; + if (reg == LPAIF_HDMI_RDMACURR_REG(v, i)) + return true; + } + + return false; +} + +static bool lpass_hdmi_regmap_volatile(struct device *dev, unsigned int reg) +{ + return true; +} + +struct regmap_config lpass_hdmi_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .writeable_reg = lpass_hdmi_regmap_writeable, + .readable_reg = lpass_hdmi_regmap_readable, + .volatile_reg = lpass_hdmi_regmap_volatile, + .cache_type = REGCACHE_FLAT, +}; +EXPORT_SYMBOL(lpass_hdmi_regmap_config); + +MODULE_DESCRIPTION("QTi LPASS HDMI Driver"); +MODULE_LICENSE("GPL v2"); diff --git a/sound/soc/qcom/lpass-hdmi.h b/sound/soc/qcom/lpass-hdmi.h new file mode 100644 index 0000000..0389af0 --- /dev/null +++ b/sound/soc/qcom/lpass-hdmi.h @@ -0,0 +1,122 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2020 The Linux Foundation. All rights reserved. + * + * lpass_hdmi.h - Definitions for the QTi LPASS HDMI + */ + +#ifndef __LPASS_HDMI_H__ +#define __LPASS_HDMI_H__ + +#include + +#define LPASS_HDMITX_LEGACY_DISABLE 0x0 +#define LPASS_HDMITX_LEGACY_ENABLE 0x1 +#define LPASS_DP_AUDIO_BITWIDTH16 0x0 +#define LPASS_DP_AUDIO_BITWIDTH24 0xb +#define LPASS_DATA_FORMAT_SHIFT 0x1 +#define LPASS_FREQ_BIT_SHIFT 24 +#define LPASS_DATA_FORMAT_LINEAR 0x0 +#define LPASS_DATA_FORMAT_NON_LINEAR 0x1 +#define LPASS_SAMPLING_FREQ32 0x3 +#define LPASS_SAMPLING_FREQ44 0x0 +#define LPASS_SAMPLING_FREQ48 0x2 +#define LPASS_TX_CTL_RESET 0x1 +#define LPASS_TX_CTL_CLEAR 0x0 +#define LPASS_SSTREAM_ENABLE 1 +#define LPASS_SSTREAM_DISABLE 0 +#define LPASS_LAYOUT_SP_DEFAULT 0xf +#define LPASS_SSTREAM_DEFAULT_ENABLE 1 +#define LPASS_SSTREAM_DEFAULT_DISABLE 0 +#define LPASS_MUTE_ENABLE 1 +#define LPASS_MUTE_DISABLE 0 +#define LPASS_META_DEFAULT_VAL 0 +#define HW_MODE 1 +#define SW_MODE 0 +#define LEGACY_LPASS_LPAIF 1 +#define LEGACY_LPASS_HDMI 0 +#define REPLACE_VBIT 0x1 +#define LINEAR_PCM_DATA 0x0 +#define NON_LINEAR_PCM_DATA 0x1 +#define HDMITX_PARITY_CALC_EN 0x1 +#define HDMITX_PARITY_CALC_DIS 0x0 +#define LPASS_DATA_FORMAT_MASK GENMASK(1, 1) +#define LPASS_WORDLENGTH_MASK GENMASK(3, 0) +#define LPASS_FREQ_BIT_MASK GENMASK(27, 24) + +#define LPASS_HDMI_TX_CTL_ADDR(v) (v->hdmi_tx_ctl_addr) +#define LPASS_HDMI_TX_LEGACY_ADDR(v) (v->hdmi_legacy_addr) +#define LPASS_HDMI_TX_VBIT_CTL_ADDR(v) (v->hdmi_vbit_addr) +#define LPASS_HDMI_TX_PARITY_ADDR(v) (v->hdmi_parity_addr) +#define LPASS_HDMI_TX_DP_ADDR(v) (v->hdmi_DP_addr) +#define LPASS_HDMI_TX_SSTREAM_ADDR(v) (v->hdmi_sstream_addr) + +#define LPASS_HDMI_TX_CH_LSB_ADDR(v, port) \ + (v->hdmi_ch_lsb_addr + v->ch_stride * (port)) +#define LPASS_HDMI_TX_CH_MSB_ADDR(v, port) \ + (v->hdmi_ch_msb_addr + v->ch_stride * (port)) +#define LPASS_HDMI_TX_DMA_ADDR(v, port) \ + (v->hdmi_dmactl_addr + v->hdmi_dma_stride * (port)) + +struct lpass_sstream_ctl { + struct regmap_field *sstream_en; + struct regmap_field *dma_sel; + struct regmap_field *auto_bbit_en; + struct regmap_field *layout; + struct regmap_field *layout_sp; + struct regmap_field *set_sp_on_en; + struct regmap_field *dp_audio; + struct regmap_field *dp_staffing_en; + struct regmap_field *dp_sp_b_hw_en; +}; + +struct lpass_dp_metadata_ctl { + struct regmap_field *mute; + struct regmap_field *as_sdp_cc; + struct regmap_field *as_sdp_ct; + struct regmap_field *aif_db4; + struct regmap_field *frequency; + struct regmap_field *mst_index; + struct regmap_field *dptx_index; +}; + +struct lpass_hdmi_tx_ctl { + struct regmap_field *soft_reset; + struct regmap_field *force_reset; +}; + +struct lpass_hdmitx_dmactl { + struct regmap_field *use_hw_chs; + struct regmap_field *use_hw_usr; + struct regmap_field *hw_chs_sel; + struct regmap_field *hw_usr_sel; +}; + +struct lpass_vbit_ctrl { + struct regmap_field *replace_vbit; + struct regmap_field *vbit_stream; +}; + +struct lpass_hdmitx_legacy { + struct regmap_field *legacy_en; +}; + +struct lpass_hdmi_tx_parity { + struct regmap_field *calc_en; +}; + +struct lpass_hdmi_tx_ch_lsb { + struct regmap_field *lsb_bits; +}; + +struct lpass_hdmi_tx_ch_msb { + struct regmap_field *msb_bits; +}; + +extern int lpass_hdmi_init_bitfields(struct device *dev, struct regmap *map); +extern struct regmap_config lpass_hdmi_regmap_config; +extern const struct snd_soc_dai_ops asoc_qcom_lpass_hdmi_dai_ops; + + + +#endif /* __LPASS_HDMI_H__ */ diff --git a/sound/soc/qcom/lpass-ipq806x.c b/sound/soc/qcom/lpass-ipq806x.c index 72f09b3..832a916 100644 --- a/sound/soc/qcom/lpass-ipq806x.c +++ b/sound/soc/qcom/lpass-ipq806x.c @@ -96,7 +96,7 @@ static int ipq806x_lpass_exit(struct platform_device *pdev) return 0; } -static int ipq806x_lpass_alloc_dma_channel(struct lpass_data *drvdata, int dir) +static int ipq806x_lpass_alloc_dma_channel(struct lpass_data *drvdata, int dir, unsigned int dai_id) { if (dir == SNDRV_PCM_STREAM_PLAYBACK) return IPQ806X_LPAIF_RDMA_CHAN_MI2S; @@ -104,7 +104,7 @@ static int ipq806x_lpass_alloc_dma_channel(struct lpass_data *drvdata, int dir) return -EINVAL; } -static int ipq806x_lpass_free_dma_channel(struct lpass_data *drvdata, int chan) +static int ipq806x_lpass_free_dma_channel(struct lpass_data *drvdata, int chan, unsigned int dai_id) { return 0; } diff --git a/sound/soc/qcom/lpass-lpaif-reg.h b/sound/soc/qcom/lpass-lpaif-reg.h index 5258e60..42aebd4 100644 --- a/sound/soc/qcom/lpass-lpaif-reg.h +++ b/sound/soc/qcom/lpass-lpaif-reg.h @@ -9,7 +9,8 @@ /* LPAIF I2S */ #define LPAIF_I2SCTL_REG_ADDR(v, addr, port) \ - (v->i2sctrl_reg_base + (addr) + v->i2sctrl_reg_stride * (port)) + (v->i2sctrl_reg_base + (addr) + \ + v->i2sctrl_reg_stride * (port)) #define LPAIF_I2SCTL_REG(v, port) LPAIF_I2SCTL_REG_ADDR(v, 0x0, (port)) @@ -70,6 +71,14 @@ #define LPAIF_IRQSTAT_REG(v, port) LPAIF_IRQ_REG_ADDR(v, 0x4, (port)) #define LPAIF_IRQCLEAR_REG(v, port) LPAIF_IRQ_REG_ADDR(v, 0xC, (port)) + +#define LPASS_HDMITX_APP_IRQ_REG_ADDR(v, addr) \ + ((v->hdmi_irq_reg_base) + (addr)) + +#define LPASS_HDMITX_APP_IRQEN_REG(v) LPASS_HDMITX_APP_IRQ_REG_ADDR(v, 0x4) +#define LPASS_HDMITX_APP_IRQSTAT_REG(v) LPASS_HDMITX_APP_IRQ_REG_ADDR(v, 0x8) +#define LPASS_HDMITX_APP_IRQCLEAR_REG(v) LPASS_HDMITX_APP_IRQ_REG_ADDR(v, 0xC) + #define LPAIF_IRQ_BITSTRIDE 3 #define LPAIF_IRQ_PER(chan) (1 << (LPAIF_IRQ_BITSTRIDE * (chan))) @@ -77,8 +86,22 @@ #define LPAIF_IRQ_ERR(chan) (4 << (LPAIF_IRQ_BITSTRIDE * (chan))) #define LPAIF_IRQ_ALL(chan) (7 << (LPAIF_IRQ_BITSTRIDE * (chan))) +#define LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(chan) (1 << (14 + chan)) +#define LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(chan) (1 << (24 + chan)) +#define LPAIF_IRQ_HDMI_METADONE BIT(23) /* LPAIF DMA */ +#define LPAIF_HDMI_RDMA_REG_ADDR(v, addr, chan) \ + (v->hdmi_rdma_reg_base + (addr) + v->hdmi_rdma_reg_stride * (chan)) + +#define LPAIF_HDMI_RDMACTL_AUDINTF(id) (id << LPAIF_RDMACTL_AUDINTF_SHIFT) + +#define LPAIF_HDMI_RDMACTL_REG(v, chan) LPAIF_HDMI_RDMA_REG_ADDR(v, 0x00, (chan)) +#define LPAIF_HDMI_RDMABASE_REG(v, chan) LPAIF_HDMI_RDMA_REG_ADDR(v, 0x04, (chan)) +#define LPAIF_HDMI_RDMABUFF_REG(v, chan) LPAIF_HDMI_RDMA_REG_ADDR(v, 0x08, (chan)) +#define LPAIF_HDMI_RDMACURR_REG(v, chan) LPAIF_HDMI_RDMA_REG_ADDR(v, 0x0C, (chan)) +#define LPAIF_HDMI_RDMAPER_REG(v, chan) LPAIF_HDMI_RDMA_REG_ADDR(v, 0x10, (chan)) +#define LPAIF_HDMI_RDMAPERCNT_REG(v, chan) LPAIF_HDMI_RDMA_REG_ADDR(v, 0x14, (chan)) #define LPAIF_RDMA_REG_ADDR(v, addr, chan) \ (v->rdma_reg_base + (addr) + v->rdma_reg_stride * (chan)) @@ -103,17 +126,22 @@ #define LPAIF_WRDMAPER_REG(v, chan) LPAIF_WRDMA_REG_ADDR(v, 0x10, (chan)) #define LPAIF_WRDMAPERCNT_REG(v, chan) LPAIF_WRDMA_REG_ADDR(v, 0x14, (chan)) -#define __LPAIF_DMA_REG(v, chan, dir, reg) \ - (dir == SNDRV_PCM_STREAM_PLAYBACK) ? \ - LPAIF_RDMA##reg##_REG(v, chan) : \ - LPAIF_WRDMA##reg##_REG(v, chan) - -#define LPAIF_DMACTL_REG(v, chan, dir) __LPAIF_DMA_REG(v, chan, dir, CTL) -#define LPAIF_DMABASE_REG(v, chan, dir) __LPAIF_DMA_REG(v, chan, dir, BASE) -#define LPAIF_DMABUFF_REG(v, chan, dir) __LPAIF_DMA_REG(v, chan, dir, BUFF) -#define LPAIF_DMACURR_REG(v, chan, dir) __LPAIF_DMA_REG(v, chan, dir, CURR) -#define LPAIF_DMAPER_REG(v, chan, dir) __LPAIF_DMA_REG(v, chan, dir, PER) -#define LPAIF_DMAPERCNT_REG(v, chan, dir) __LPAIF_DMA_REG(v, chan, dir, PERCNT) +#define LPAIF_INTFDMA_REG(v, chan, reg, dai_id) \ + ((v->dai_driver[dai_id].id == LPASS_DP_RX) ? \ + LPAIF_HDMI_RDMA##reg##_REG(v, chan) : \ + LPAIF_RDMA##reg##_REG(v, chan)) + +#define __LPAIF_DMA_REG(v, chan, dir, reg, dai_id) \ + ((dir == SNDRV_PCM_STREAM_PLAYBACK) ? \ + (LPAIF_INTFDMA_REG(v, chan, reg, dai_id)) : \ + LPAIF_WRDMA##reg##_REG(v, chan)) + +#define LPAIF_DMACTL_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, CTL, dai_id) +#define LPAIF_DMABASE_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, BASE, dai_id) +#define LPAIF_DMABUFF_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, BUFF, dai_id) +#define LPAIF_DMACURR_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, CURR, dai_id) +#define LPAIF_DMAPER_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, PER, dai_id) +#define LPAIF_DMAPERCNT_REG(v, chan, dir, dai_id) __LPAIF_DMA_REG(v, chan, dir, PERCNT, dai_id) #define LPAIF_DMACTL_BURSTEN_SINGLE 0 #define LPAIF_DMACTL_BURSTEN_INCR4 1 diff --git a/sound/soc/qcom/lpass-platform.c b/sound/soc/qcom/lpass-platform.c index db0d959..390a66b 100644 --- a/sound/soc/qcom/lpass-platform.c +++ b/sound/soc/qcom/lpass-platform.c @@ -23,7 +23,7 @@ struct lpass_pcm_data { int i2s_port; }; -#define LPASS_PLATFORM_BUFFER_SIZE (16 * 1024) +#define LPASS_PLATFORM_BUFFER_SIZE (24 * 2 * 1024) #define LPASS_PLATFORM_PERIODS 2 static const struct snd_pcm_hardware lpass_platform_pcm_hardware = { @@ -80,6 +80,23 @@ static int lpass_platform_alloc_dmactl_fields(struct device *dev, &v->wrdma_intf, 6); } +static int lpass_platform_alloc_hdmidmactl_fields(struct device *dev, + struct regmap *map) +{ + struct lpass_data *drvdata = dev_get_drvdata(dev); + struct lpass_variant *v = drvdata->variant; + struct lpaif_dmactl *rd_dmactl; + + rd_dmactl = devm_kzalloc(dev, sizeof(struct lpaif_dmactl), GFP_KERNEL); + if (rd_dmactl == NULL) + return -ENOMEM; + + drvdata->hdmi_rd_dmactl = rd_dmactl; + + return devm_regmap_field_bulk_alloc(dev, map, &rd_dmactl->bursten, + &v->hdmi_rdma_bursten, 8); +} + static int lpass_platform_pcmops_open(struct snd_soc_component *component, struct snd_pcm_substream *substream) { @@ -89,7 +106,9 @@ static int lpass_platform_pcmops_open(struct snd_soc_component *component, struct lpass_data *drvdata = snd_soc_component_get_drvdata(component); struct lpass_variant *v = drvdata->variant; int ret, dma_ch, dir = substream->stream; - struct lpass_pcm_data *data; + struct lpass_pcm_data *data = NULL; + struct regmap *map; + unsigned int dai_id = cpu_dai->driver->id; data = kzalloc(sizeof(*data), GFP_KERNEL); if (!data) @@ -99,25 +118,28 @@ static int lpass_platform_pcmops_open(struct snd_soc_component *component, runtime->private_data = data; if (v->alloc_dma_channel) - dma_ch = v->alloc_dma_channel(drvdata, dir); + dma_ch = v->alloc_dma_channel(drvdata, dir, dai_id); else dma_ch = 0; if (dma_ch < 0) return dma_ch; - drvdata->substream[dma_ch] = substream; - - ret = regmap_write(drvdata->lpaif_map, - LPAIF_DMACTL_REG(v, dma_ch, dir), 0); + if (cpu_dai->driver->id == LPASS_DP_RX) { + map = drvdata->hdmiif_map; + drvdata->hdmi_substream[dma_ch] = substream; + } else { + map = drvdata->lpaif_map; + drvdata->substream[dma_ch] = substream; + } + data->dma_ch = dma_ch; + ret = regmap_write(map, + LPAIF_DMACTL_REG(v, dma_ch, dir, data->i2s_port), 0); if (ret) { dev_err(soc_runtime->dev, "error writing to rdmactl reg: %d\n", ret); return ret; } - - data->dma_ch = dma_ch; - snd_soc_set_runtime_hwparams(substream, &lpass_platform_pcm_hardware); runtime->dma_bytes = lpass_platform_pcm_hardware.buffer_bytes_max; @@ -139,14 +161,20 @@ static int lpass_platform_pcmops_close(struct snd_soc_component *component, struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0); struct lpass_data *drvdata = snd_soc_component_get_drvdata(component); struct lpass_variant *v = drvdata->variant; struct lpass_pcm_data *data; + unsigned int dai_id = cpu_dai->driver->id; data = runtime->private_data; - drvdata->substream[data->dma_ch] = NULL; + if (dai_id == LPASS_DP_RX) + drvdata->hdmi_substream[data->dma_ch] = NULL; + else + drvdata->substream[data->dma_ch] = NULL; if (v->free_dma_channel) - v->free_dma_channel(drvdata, data->dma_ch); + v->free_dma_channel(drvdata, data->dma_ch, dai_id); kfree(data); return 0; @@ -157,6 +185,7 @@ static int lpass_platform_pcmops_hw_params(struct snd_soc_component *component, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0); struct lpass_data *drvdata = snd_soc_component_get_drvdata(component); struct snd_pcm_runtime *rt = substream->runtime; struct lpass_pcm_data *pcm_data = rt->private_data; @@ -168,10 +197,15 @@ static int lpass_platform_pcmops_hw_params(struct snd_soc_component *component, int id, dir = substream->stream; int bitwidth; int ret, dma_port = pcm_data->i2s_port + v->dmactl_audif_start; + unsigned int dai_id = cpu_dai->driver->id; if (dir == SNDRV_PCM_STREAM_PLAYBACK) { - dmactl = drvdata->rd_dmactl; id = pcm_data->dma_ch; + if (dai_id == LPASS_DP_RX) + dmactl = drvdata->hdmi_rd_dmactl; + else + dmactl = drvdata->rd_dmactl; + } else { dmactl = drvdata->wr_dmactl; id = pcm_data->dma_ch - v->wrdma_channel_start; @@ -190,18 +224,48 @@ static int lpass_platform_pcmops_hw_params(struct snd_soc_component *component, return ret; } - regmap_fields_write(dmactl->fifowm, id, LPAIF_DMACTL_FIFOWM_8); + ret = regmap_fields_write(dmactl->fifowm, id, LPAIF_DMACTL_FIFOWM_8); if (ret) { dev_err(soc_runtime->dev, "error updating fifowm field: %d\n", ret); return ret; } - regmap_fields_write(dmactl->intf, id, LPAIF_DMACTL_AUDINTF(dma_port)); - if (ret) { - dev_err(soc_runtime->dev, "error updating audintf field: %d\n", ret); - return ret; - } + switch (dai_id) { + case LPASS_DP_RX: + ret = regmap_fields_write(dmactl->burst8, id, + LPAIF_DMACTL_BURSTEN_INCR4); + if (ret) { + dev_err(soc_runtime->dev, "error updating burst8en field: %d\n", ret); + return ret; + } + ret = regmap_fields_write(dmactl->burst16, id, + LPAIF_DMACTL_BURSTEN_INCR4); + if (ret) { + dev_err(soc_runtime->dev, "error updating burst16en field: %d\n", ret); + return ret; + } + ret = regmap_fields_write(dmactl->dynburst, id, + LPAIF_DMACTL_BURSTEN_INCR4); + if (ret) { + dev_err(soc_runtime->dev, "error updating dynbursten field: %d\n", ret); + return ret; + } + break; + case MI2S_PRIMARY: + case MI2S_SECONDARY: + ret = regmap_fields_write(dmactl->intf, id, + LPAIF_DMACTL_AUDINTF(dma_port)); + if (ret) { + dev_err(soc_runtime->dev, "error updating audio interface field: %d\n", + ret); + return ret; + } + break; + default: + dev_err(soc_runtime->dev, "%s: invalid interface: %d\n", __func__, dai_id); + break; + } switch (bitwidth) { case 16: switch (channels) { @@ -232,16 +296,24 @@ static int lpass_platform_pcmops_hw_params(struct snd_soc_component *component, regval = LPAIF_DMACTL_WPSCNT_ONE; break; case 2: - regval = LPAIF_DMACTL_WPSCNT_TWO; + regval = (dai_id == LPASS_DP_RX ? + LPAIF_DMACTL_WPSCNT_ONE : + LPAIF_DMACTL_WPSCNT_TWO); break; case 4: - regval = LPAIF_DMACTL_WPSCNT_FOUR; + regval = (dai_id == LPASS_DP_RX ? + LPAIF_DMACTL_WPSCNT_TWO : + LPAIF_DMACTL_WPSCNT_FOUR); break; case 6: - regval = LPAIF_DMACTL_WPSCNT_SIX; + regval = (dai_id == LPASS_DP_RX ? + LPAIF_DMACTL_WPSCNT_THREE : + LPAIF_DMACTL_WPSCNT_SIX); break; case 8: - regval = LPAIF_DMACTL_WPSCNT_EIGHT; + regval = (dai_id == LPASS_DP_RX ? + LPAIF_DMACTL_WPSCNT_FOUR : + LPAIF_DMACTL_WPSCNT_EIGHT); break; default: dev_err(soc_runtime->dev, @@ -251,7 +323,8 @@ static int lpass_platform_pcmops_hw_params(struct snd_soc_component *component, } break; default: - dev_err(soc_runtime->dev, "invalid PCM config given: bw=%d, ch=%u\n", + dev_err(soc_runtime->dev, + "invalid PCM config given: bw=%d,ch=%u\n", bitwidth, channels); return -EINVAL; } @@ -270,15 +343,23 @@ static int lpass_platform_pcmops_hw_free(struct snd_soc_component *component, struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0); struct lpass_data *drvdata = snd_soc_component_get_drvdata(component); struct snd_pcm_runtime *rt = substream->runtime; struct lpass_pcm_data *pcm_data = rt->private_data; struct lpass_variant *v = drvdata->variant; unsigned int reg; int ret; + struct regmap *map; + unsigned int dai_id = cpu_dai->driver->id; + + if (dai_id == LPASS_DP_RX) + map = drvdata->hdmiif_map; + else + map = drvdata->lpaif_map; - reg = LPAIF_DMACTL_REG(v, pcm_data->dma_ch, substream->stream); - ret = regmap_write(drvdata->lpaif_map, reg, 0); + reg = LPAIF_DMACTL_REG(v, pcm_data->dma_ch, substream->stream, dai_id); + ret = regmap_write(map, reg, 0); if (ret) dev_err(soc_runtime->dev, "error writing to rdmactl reg: %d\n", ret); @@ -291,33 +372,44 @@ static int lpass_platform_pcmops_prepare(struct snd_soc_component *component, { struct snd_pcm_runtime *runtime = substream->runtime; struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0); struct lpass_data *drvdata = snd_soc_component_get_drvdata(component); struct snd_pcm_runtime *rt = substream->runtime; struct lpass_pcm_data *pcm_data = rt->private_data; struct lpass_variant *v = drvdata->variant; struct lpaif_dmactl *dmactl; + struct regmap *map; int ret, id, ch, dir = substream->stream; + unsigned int dai_id = cpu_dai->driver->id; + ch = pcm_data->dma_ch; if (dir == SNDRV_PCM_STREAM_PLAYBACK) { - dmactl = drvdata->rd_dmactl; + if (dai_id == LPASS_DP_RX) { + dmactl = drvdata->hdmi_rd_dmactl; + map = drvdata->hdmiif_map; + } else { + dmactl = drvdata->rd_dmactl; + map = drvdata->lpaif_map; + } + id = pcm_data->dma_ch; } else { dmactl = drvdata->wr_dmactl; id = pcm_data->dma_ch - v->wrdma_channel_start; + map = drvdata->lpaif_map; } - ret = regmap_write(drvdata->lpaif_map, - LPAIF_DMABASE_REG(v, ch, dir), - runtime->dma_addr); + ret = regmap_write(map, LPAIF_DMABASE_REG(v, ch, dir, dai_id), + runtime->dma_addr); if (ret) { dev_err(soc_runtime->dev, "error writing to rdmabase reg: %d\n", ret); return ret; } - ret = regmap_write(drvdata->lpaif_map, - LPAIF_DMABUFF_REG(v, ch, dir), + ret = regmap_write(map, + LPAIF_DMABUFF_REG(v, ch, dir, dai_id), (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1); if (ret) { dev_err(soc_runtime->dev, "error writing to rdmabuff reg: %d\n", @@ -325,8 +417,8 @@ static int lpass_platform_pcmops_prepare(struct snd_soc_component *component, return ret; } - ret = regmap_write(drvdata->lpaif_map, - LPAIF_DMAPER_REG(v, ch, dir), + ret = regmap_write(map, + LPAIF_DMAPER_REG(v, ch, dir, dai_id), (snd_pcm_lib_period_bytes(substream) >> 2) - 1); if (ret) { dev_err(soc_runtime->dev, "error writing to rdmaper reg: %d\n", @@ -349,18 +441,26 @@ static int lpass_platform_pcmops_trigger(struct snd_soc_component *component, int cmd) { struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0); struct lpass_data *drvdata = snd_soc_component_get_drvdata(component); struct snd_pcm_runtime *rt = substream->runtime; struct lpass_pcm_data *pcm_data = rt->private_data; struct lpass_variant *v = drvdata->variant; struct lpaif_dmactl *dmactl; + struct regmap *map; int ret, ch, id; int dir = substream->stream; + unsigned int reg_irqclr = 0, val_irqclr = 0; + unsigned int reg_irqen = 0, val_irqen = 0, val_mask = 0; + unsigned int dai_id = cpu_dai->driver->id; ch = pcm_data->dma_ch; if (dir == SNDRV_PCM_STREAM_PLAYBACK) { - dmactl = drvdata->rd_dmactl; id = pcm_data->dma_ch; + if (dai_id == LPASS_DP_RX) + dmactl = drvdata->hdmi_rd_dmactl; + else + dmactl = drvdata->rd_dmactl; } else { dmactl = drvdata->wr_dmactl; id = pcm_data->dma_ch - v->wrdma_channel_start; @@ -370,31 +470,63 @@ static int lpass_platform_pcmops_trigger(struct snd_soc_component *component, case SNDRV_PCM_TRIGGER_START: case SNDRV_PCM_TRIGGER_RESUME: case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - /* clear status before enabling interrupts */ - ret = regmap_write(drvdata->lpaif_map, - LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST), - LPAIF_IRQ_ALL(ch)); + ret = regmap_fields_write(dmactl->enable, id, + LPAIF_DMACTL_ENABLE_ON); if (ret) { dev_err(soc_runtime->dev, - "error writing to irqclear reg: %d\n", ret); + "error writing to rdmactl reg: %d\n", ret); return ret; } + switch (dai_id) { + case LPASS_DP_RX: + ret = regmap_fields_write(dmactl->dyncclk, id, + LPAIF_DMACTL_DYNCLK_ON); + if (ret) { + dev_err(soc_runtime->dev, + "error writing to rdmactl reg: %d\n", ret); + return ret; + } + map = drvdata->hdmiif_map; + reg_irqclr = LPASS_HDMITX_APP_IRQCLEAR_REG(v); + val_irqclr = (LPAIF_IRQ_ALL(ch) | + LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(ch) | + LPAIF_IRQ_HDMI_METADONE | + LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(ch)); + + reg_irqen = LPASS_HDMITX_APP_IRQEN_REG(v); + val_mask = (LPAIF_IRQ_ALL(ch) | + LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(ch) | + LPAIF_IRQ_HDMI_METADONE | + LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(ch)); + val_irqen = (LPAIF_IRQ_ALL(ch) | + LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(ch) | + LPAIF_IRQ_HDMI_METADONE | + LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(ch)); + break; + case MI2S_PRIMARY: + case MI2S_SECONDARY: + map = drvdata->lpaif_map; + reg_irqclr = LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST); + val_irqclr = LPAIF_IRQ_ALL(ch); - ret = regmap_update_bits(drvdata->lpaif_map, - LPAIF_IRQEN_REG(v, LPAIF_IRQ_PORT_HOST), - LPAIF_IRQ_ALL(ch), - LPAIF_IRQ_ALL(ch)); + + reg_irqen = LPAIF_IRQEN_REG(v, LPAIF_IRQ_PORT_HOST); + val_mask = LPAIF_IRQ_ALL(ch); + val_irqen = LPAIF_IRQ_ALL(ch); + break; + default: + dev_err(soc_runtime->dev, "%s: invalid %d interface\n", __func__, dai_id); + return -EINVAL; + } + + ret = regmap_write(map, reg_irqclr, val_irqclr); if (ret) { - dev_err(soc_runtime->dev, - "error writing to irqen reg: %d\n", ret); + dev_err(soc_runtime->dev, "error writing to irqclear reg: %d\n", ret); return ret; } - - ret = regmap_fields_write(dmactl->enable, id, - LPAIF_DMACTL_ENABLE_ON); + ret = regmap_update_bits(map, reg_irqen, val_mask, val_irqen); if (ret) { - dev_err(soc_runtime->dev, - "error writing to rdmactl reg: %d\n", ret); + dev_err(soc_runtime->dev, "error writing to irqen reg: %d\n", ret); return ret; } break; @@ -408,10 +540,38 @@ static int lpass_platform_pcmops_trigger(struct snd_soc_component *component, "error writing to rdmactl reg: %d\n", ret); return ret; } + switch (dai_id) { + case LPASS_DP_RX: + ret = regmap_fields_write(dmactl->dyncclk, id, + LPAIF_DMACTL_DYNCLK_OFF); + if (ret) { + dev_err(soc_runtime->dev, + "error writing to rdmactl reg: %d\n", ret); + return ret; + } + map = drvdata->hdmiif_map; + reg_irqen = LPASS_HDMITX_APP_IRQEN_REG(v); + val_mask = (LPAIF_IRQ_ALL(ch) | + LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(ch) | + LPAIF_IRQ_HDMI_METADONE | + LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(ch)); + val_irqen = 0; + break; + case MI2S_PRIMARY: + case MI2S_SECONDARY: + map = drvdata->lpaif_map; + reg_irqen = LPAIF_IRQEN_REG(v, LPAIF_IRQ_PORT_HOST); + val_mask = LPAIF_IRQ_ALL(ch); + val_irqen = 0; + break; + default: + dev_err(soc_runtime->dev, "%s: invalid %d interface\n", __func__, dai_id); + return -EINVAL; + } - ret = regmap_update_bits(drvdata->lpaif_map, - LPAIF_IRQEN_REG(v, LPAIF_IRQ_PORT_HOST), - LPAIF_IRQ_ALL(ch), 0); + ret = regmap_update_bits(map, + reg_irqen, + val_mask, val_irqen); if (ret) { dev_err(soc_runtime->dev, "error writing to irqen reg: %d\n", ret); @@ -428,25 +588,33 @@ static snd_pcm_uframes_t lpass_platform_pcmops_pointer( struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0); struct lpass_data *drvdata = snd_soc_component_get_drvdata(component); struct snd_pcm_runtime *rt = substream->runtime; struct lpass_pcm_data *pcm_data = rt->private_data; struct lpass_variant *v = drvdata->variant; unsigned int base_addr, curr_addr; int ret, ch, dir = substream->stream; + struct regmap *map; + unsigned int dai_id = cpu_dai->driver->id; + + if (dai_id == LPASS_DP_RX) + map = drvdata->hdmiif_map; + else + map = drvdata->lpaif_map; ch = pcm_data->dma_ch; - ret = regmap_read(drvdata->lpaif_map, - LPAIF_DMABASE_REG(v, ch, dir), &base_addr); + ret = regmap_read(map, + LPAIF_DMABASE_REG(v, ch, dir, dai_id), &base_addr); if (ret) { dev_err(soc_runtime->dev, "error reading from rdmabase reg: %d\n", ret); return ret; } - ret = regmap_read(drvdata->lpaif_map, - LPAIF_DMACURR_REG(v, ch, dir), &curr_addr); + ret = regmap_read(map, + LPAIF_DMACURR_REG(v, ch, dir, dai_id), &curr_addr); if (ret) { dev_err(soc_runtime->dev, "error reading from rdmacurr reg: %d\n", ret); @@ -472,14 +640,36 @@ static irqreturn_t lpass_dma_interrupt_handler( int chan, u32 interrupts) { struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0); struct lpass_variant *v = drvdata->variant; irqreturn_t ret = IRQ_NONE; int rv; - + unsigned int reg = 0, val = 0; + struct regmap *map; + unsigned int dai_id = cpu_dai->driver->id; + + switch (dai_id) { + case LPASS_DP_RX: + map = drvdata->hdmiif_map; + reg = LPASS_HDMITX_APP_IRQCLEAR_REG(v); + val = (LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(chan) | + LPAIF_IRQ_HDMI_METADONE | + LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(chan)); + break; + case MI2S_PRIMARY: + case MI2S_SECONDARY: + map = drvdata->lpaif_map; + reg = LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST); + val = 0; + break; + default: + dev_err(soc_runtime->dev, "%s: invalid %d interface\n", __func__, dai_id); + return -EINVAL; + } if (interrupts & LPAIF_IRQ_PER(chan)) { - rv = regmap_write(drvdata->lpaif_map, - LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST), - LPAIF_IRQ_PER(chan)); + + rv = regmap_write(map, reg, + LPAIF_IRQ_PER(chan) | val); if (rv) { dev_err(soc_runtime->dev, "error writing to irqclear reg: %d\n", rv); @@ -490,9 +680,8 @@ static irqreturn_t lpass_dma_interrupt_handler( } if (interrupts & LPAIF_IRQ_XRUN(chan)) { - rv = regmap_write(drvdata->lpaif_map, - LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST), - LPAIF_IRQ_XRUN(chan)); + rv = regmap_write(map, reg, + LPAIF_IRQ_XRUN(chan) | val); if (rv) { dev_err(soc_runtime->dev, "error writing to irqclear reg: %d\n", rv); @@ -504,9 +693,8 @@ static irqreturn_t lpass_dma_interrupt_handler( } if (interrupts & LPAIF_IRQ_ERR(chan)) { - rv = regmap_write(drvdata->lpaif_map, - LPAIF_IRQCLEAR_REG(v, LPAIF_IRQ_PORT_HOST), - LPAIF_IRQ_ERR(chan)); + rv = regmap_write(map, reg, + LPAIF_IRQ_ERR(chan) | val); if (rv) { dev_err(soc_runtime->dev, "error writing to irqclear reg: %d\n", rv); @@ -517,6 +705,16 @@ static irqreturn_t lpass_dma_interrupt_handler( ret = IRQ_HANDLED; } + if (interrupts & val) { + rv = regmap_write(map, reg, val); + if (rv) { + dev_err(soc_runtime->dev, + "error writing to irqclear reg: %d\n", rv); + return IRQ_NONE; + } + ret = IRQ_HANDLED; + } + return ret; } @@ -536,7 +734,8 @@ static irqreturn_t lpass_platform_lpaif_irq(int irq, void *data) /* Handle per channel interrupts */ for (chan = 0; chan < LPASS_MAX_DMA_CHANNELS; chan++) { - if (irqs & LPAIF_IRQ_ALL(chan) && drvdata->substream[chan]) { + if (irqs & LPAIF_IRQ_ALL(chan) + && drvdata->substream[chan]) { rv = lpass_dma_interrupt_handler( drvdata->substream[chan], drvdata, chan, irqs); @@ -548,6 +747,38 @@ static irqreturn_t lpass_platform_lpaif_irq(int irq, void *data) return IRQ_HANDLED; } +static irqreturn_t lpass_platform_hdmiif_irq(int irq, void *data) +{ + struct lpass_data *drvdata = data; + struct lpass_variant *v = drvdata->variant; + unsigned int irqs; + int rv, chan; + + rv = regmap_read(drvdata->hdmiif_map, + LPASS_HDMITX_APP_IRQSTAT_REG(v), &irqs); + if (rv) { + pr_err("error reading from irqstat reg: %d\n", rv); + return IRQ_NONE; + } + + /* Handle per channel interrupts */ + for (chan = 0; chan < LPASS_MAX_HDMI_DMA_CHANNELS; chan++) { + if (irqs & (LPAIF_IRQ_ALL(chan) | LPAIF_IRQ_HDMI_REQ_ON_PRELOAD(chan) | + LPAIF_IRQ_HDMI_METADONE | + LPAIF_IRQ_HDMI_SDEEP_AUD_DIS(chan)) + && drvdata->hdmi_substream[chan]) { + rv = lpass_dma_interrupt_handler( + drvdata->hdmi_substream[chan], + drvdata, chan, irqs); + if (rv != IRQ_HANDLED) + return rv; + } + } + + return IRQ_HANDLED; +} + + static int lpass_platform_pcm_new(struct snd_soc_component *component, struct snd_soc_pcm_runtime *soc_runtime) { @@ -625,22 +856,20 @@ int asoc_qcom_lpass_platform_register(struct platform_device *pdev) if (drvdata->lpaif_irq < 0) return -ENODEV; - /* ensure audio hardware is disabled */ - ret = regmap_write(drvdata->lpaif_map, - LPAIF_IRQEN_REG(v, LPAIF_IRQ_PORT_HOST), 0); + ret = devm_request_irq(&pdev->dev, drvdata->lpaif_irq, + lpass_platform_lpaif_irq, 0, "lpass-irq-lpaif", drvdata); if (ret) { - dev_err(&pdev->dev, "error writing to irqen reg: %d\n", ret); + dev_err(&pdev->dev, "irq request failed: %d\n", ret); return ret; } - ret = devm_request_irq(&pdev->dev, drvdata->lpaif_irq, - lpass_platform_lpaif_irq, IRQF_TRIGGER_RISING, - "lpass-irq-lpaif", drvdata); + /* ensure audio hardware is disabled */ + ret = regmap_write(drvdata->lpaif_map, + LPAIF_IRQEN_REG(v, LPAIF_IRQ_PORT_HOST), 0); if (ret) { - dev_err(&pdev->dev, "irq request failed: %d\n", ret); + dev_err(&pdev->dev, "error writing to irqen reg: %d\n", ret); return ret; } - ret = lpass_platform_alloc_dmactl_fields(&pdev->dev, drvdata->lpaif_map); if (ret) { @@ -648,7 +877,33 @@ int asoc_qcom_lpass_platform_register(struct platform_device *pdev) "error initializing dmactl fields: %d\n", ret); return ret; } + if (drvdata->hdmi_port_enable) { + drvdata->hdmiif_irq = platform_get_irq_byname(pdev, "lpass-irq-hdmi"); + if (drvdata->hdmiif_irq < 0) + return -ENODEV; + + ret = devm_request_irq(&pdev->dev, drvdata->hdmiif_irq, + lpass_platform_hdmiif_irq, 0, "lpass-irq-hdmi", drvdata); + if (ret) { + dev_err(&pdev->dev, "irq hdmi request failed: %d\n", ret); + return ret; + } + ret = regmap_write(drvdata->hdmiif_map, + LPASS_HDMITX_APP_IRQEN_REG(v), 0); + if (ret) { + dev_err(&pdev->dev, "error writing to hdmi irqen reg: %d\n", ret); + return ret; + } + + ret = lpass_platform_alloc_hdmidmactl_fields(&pdev->dev, + drvdata->hdmiif_map); + if (ret) { + dev_err(&pdev->dev, + "error initializing hdmidmactl fields: %d\n", ret); + return ret; + } + } return devm_snd_soc_register_component(&pdev->dev, &lpass_component_driver, NULL, 0); } diff --git a/sound/soc/qcom/lpass.h b/sound/soc/qcom/lpass.h index 7089d4c..aa4b087 100644 --- a/sound/soc/qcom/lpass.h +++ b/sound/soc/qcom/lpass.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (c) 2010-2011,2013-2015 The Linux Foundation. All rights reserved. + * Copyright (c) 2010-2011,2013-2015,2020 The Linux Foundation. All rights reserved. * * lpass.h - Definitions for the QTi LPASS */ @@ -12,10 +12,15 @@ #include #include #include +#include +#include "lpass-hdmi.h" #define LPASS_AHBIX_CLOCK_FREQUENCY 131072000 #define LPASS_MAX_MI2S_PORTS (8) #define LPASS_MAX_DMA_CHANNELS (8) +#define LPASS_MAX_HDMI_DMA_CHANNELS (4) + + struct lpaif_i2sctl { struct regmap_field *loopback; @@ -37,6 +42,9 @@ struct lpaif_dmactl { struct regmap_field *fifowm; struct regmap_field *enable; struct regmap_field *dyncclk; + struct regmap_field *burst8; + struct regmap_field *burst16; + struct regmap_field *dynburst; }; /* Both the CPU DAI and platform drivers will access this data */ @@ -54,24 +62,29 @@ struct lpass_data { /* 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]; + int hdmi_port_enable; /* low-power audio interface (LPAIF) registers */ void __iomem *lpaif; + void __iomem *hdmiif; /* regmap backed by the low-power audio interface (LPAIF) registers */ struct regmap *lpaif_map; + struct regmap *hdmiif_map; /* interrupts from the low-power audio interface (LPAIF) */ int lpaif_irq; - + int hdmiif_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; /* 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]; /* SOC specific clock list */ struct clk_bulk_data *clks; @@ -81,22 +94,36 @@ struct lpass_data { struct lpaif_i2sctl *i2sctl; struct lpaif_dmactl *rd_dmactl; struct lpaif_dmactl *wr_dmactl; + struct lpaif_dmactl *hdmi_rd_dmactl; + /* Regmap fields of HDMI_CTRL registers*/ + struct lpass_hdmi_tx_ctl *tx_ctl; + struct lpass_hdmitx_legacy *legacy; + struct lpass_vbit_ctrl *vbit_ctl; + struct lpass_hdmi_tx_ch_msb *ch_msb[LPASS_MAX_HDMI_DMA_CHANNELS]; + struct lpass_hdmi_tx_ch_lsb *ch_lsb[LPASS_MAX_HDMI_DMA_CHANNELS]; + struct lpass_hdmi_tx_parity *tx_parity; + struct lpass_hdmitx_dmactl *hdmi_tx_dmactl[LPASS_MAX_HDMI_DMA_CHANNELS]; + struct lpass_dp_metadata_ctl *meta_ctl; + struct lpass_sstream_ctl *sstream_ctl; }; /* Vairant data per each SOC */ struct lpass_variant { - u32 i2sctrl_reg_base; - u32 i2sctrl_reg_stride; - u32 i2s_ports; u32 irq_reg_base; u32 irq_reg_stride; u32 irq_ports; u32 rdma_reg_base; u32 rdma_reg_stride; u32 rdma_channels; + u32 hdmi_rdma_reg_base; + u32 hdmi_rdma_reg_stride; + u32 hdmi_rdma_channels; u32 wrdma_reg_base; u32 wrdma_reg_stride; u32 wrdma_channels; + u32 i2sctrl_reg_base; + u32 i2sctrl_reg_stride; + u32 i2s_ports; /* I2SCTL Register fields */ struct reg_field loopback; @@ -109,6 +136,78 @@ struct lpass_variant { struct reg_field wssrc; struct reg_field bitwidth; + u32 hdmi_irq_reg_base; + u32 hdmi_irq_reg_stride; + u32 hdmi_irq_ports; + + /* HDMI specific controls */ + u32 hdmi_tx_ctl_addr; + u32 hdmi_legacy_addr; + u32 hdmi_vbit_addr; + u32 hdmi_ch_lsb_addr; + u32 hdmi_ch_msb_addr; + u32 ch_stride; + u32 hdmi_parity_addr; + u32 hdmi_dmactl_addr; + u32 hdmi_dma_stride; + u32 hdmi_DP_addr; + u32 hdmi_sstream_addr; + + /* HDMI SSTREAM CTRL fields */ + struct reg_field sstream_en; + struct reg_field dma_sel; + struct reg_field auto_bbit_en; + struct reg_field layout; + struct reg_field layout_sp; + struct reg_field set_sp_on_en; + struct reg_field dp_audio; + struct reg_field dp_staffing_en; + struct reg_field dp_sp_b_hw_en; + + /* HDMI DP METADATA CTL fields */ + struct reg_field mute; + struct reg_field as_sdp_cc; + struct reg_field as_sdp_ct; + struct reg_field aif_db4; + struct reg_field frequency; + struct reg_field mst_index; + struct reg_field dptx_index; + + /* HDMI TX CTRL fields */ + struct reg_field soft_reset; + struct reg_field force_reset; + + /* HDMI TX DMA CTRL */ + struct reg_field use_hw_chs; + struct reg_field use_hw_usr; + struct reg_field hw_chs_sel; + struct reg_field hw_usr_sel; + + /* HDMI VBIT CTRL */ + struct reg_field replace_vbit; + struct reg_field vbit_stream; + + /* HDMI TX LEGACY */ + struct reg_field legacy_en; + + /* HDMI TX PARITY */ + struct reg_field calc_en; + + /* HDMI CH LSB */ + struct reg_field lsb_bits; + + /* HDMI CH MSB */ + struct reg_field msb_bits; + + struct reg_field hdmi_rdma_bursten; + struct reg_field hdmi_rdma_wpscnt; + struct reg_field hdmi_rdma_fifowm; + struct reg_field hdmi_rdma_enable; + struct reg_field hdmi_rdma_dyncclk; + struct reg_field hdmi_rdma_burst8; + struct reg_field hdmi_rdma_burst16; + struct reg_field hdmi_rdma_dynburst; + /* RD_DMA Register fields */ struct reg_field rdma_intf; struct reg_field rdma_bursten; @@ -134,8 +233,8 @@ struct lpass_variant { /* SOC specific initialization like clocks */ int (*init)(struct platform_device *pdev); int (*exit)(struct platform_device *pdev); - int (*alloc_dma_channel)(struct lpass_data *data, int direction); - int (*free_dma_channel)(struct lpass_data *data, int ch); + int (*alloc_dma_channel)(struct lpass_data *data, int direction, unsigned int dai_id); + int (*free_dma_channel)(struct lpass_data *data, int ch, unsigned int dai_id); 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Mon, 28 Sep 2020 09:54:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org A78BEC433A1 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=srivasam@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 Subject: [PATCH v7 6/6] ASoC: qcom: sc7180: Add support for audio over DP Date: Mon, 28 Sep 2020 15:23:31 +0530 Message-Id: <1601286811-25962-7-git-send-email-srivasam@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> References: <1601286811-25962-1-git-send-email-srivasam@codeaurora.org> Cc: V Sujith Kumar Reddy , Srinivasa Rao X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: V Sujith Kumar Reddy Add support for audio playback over DP in lpass sc7180 platform driver. Update lpass_variant structure for hdmi data configuaration. Signed-off-by: V Sujith Kumar Reddy Signed-off-by: Srinivasa Rao --- sound/soc/qcom/lpass-sc7180.c | 116 +++++++++++++++++++++++++++++++++++++----- 1 file changed, 102 insertions(+), 14 deletions(-) diff --git a/sound/soc/qcom/lpass-sc7180.c b/sound/soc/qcom/lpass-sc7180.c index a8a3d8f..c6292f9e 100644 --- a/sound/soc/qcom/lpass-sc7180.c +++ b/sound/soc/qcom/lpass-sc7180.c @@ -60,38 +60,65 @@ static struct snd_soc_dai_driver sc7180_lpass_cpu_dai_driver[] = { .probe = &asoc_qcom_lpass_cpu_dai_probe, .ops = &asoc_qcom_lpass_cpu_dai_ops, }, + [LPASS_DP_RX] = { + .id = LPASS_DP_RX, + .name = "Hdmi", + .playback = { + .stream_name = "Hdmi Playback", + .formats = SNDRV_PCM_FMTBIT_S24, + .rates = SNDRV_PCM_RATE_48000, + .rate_min = 48000, + .rate_max = 48000, + .channels_min = 2, + .channels_max = 2, + }, + .ops = &asoc_qcom_lpass_hdmi_dai_ops, + }, }; static int sc7180_lpass_alloc_dma_channel(struct lpass_data *drvdata, - int direction) + int direction, unsigned int dai_id) { struct lpass_variant *v = drvdata->variant; int chan = 0; - if (direction == SNDRV_PCM_STREAM_PLAYBACK) { - chan = find_first_zero_bit(&drvdata->dma_ch_bit_map, - v->rdma_channels); + if (dai_id == LPASS_DP_RX) { + if (direction == SNDRV_PCM_STREAM_PLAYBACK) { + chan = find_first_zero_bit(&drvdata->hdmi_dma_ch_bit_map, + v->hdmi_rdma_channels); + + if (chan >= v->hdmi_rdma_channels) + return -EBUSY; + } + set_bit(chan, &drvdata->hdmi_dma_ch_bit_map); + } else { + if (direction == SNDRV_PCM_STREAM_PLAYBACK) { + chan = find_first_zero_bit(&drvdata->dma_ch_bit_map, + v->rdma_channels); if (chan >= v->rdma_channels) return -EBUSY; - } else { - chan = find_next_zero_bit(&drvdata->dma_ch_bit_map, + } else { + chan = find_next_zero_bit(&drvdata->dma_ch_bit_map, v->wrdma_channel_start + v->wrdma_channels, v->wrdma_channel_start); - if (chan >= v->wrdma_channel_start + v->wrdma_channels) - return -EBUSY; - } - - set_bit(chan, &drvdata->dma_ch_bit_map); + if (chan >= v->wrdma_channel_start + v->wrdma_channels) + return -EBUSY; + } + set_bit(chan, &drvdata->dma_ch_bit_map); + } return chan; } -static int sc7180_lpass_free_dma_channel(struct lpass_data *drvdata, int chan) +static int sc7180_lpass_free_dma_channel(struct lpass_data *drvdata, int chan, unsigned int dai_id) { - clear_bit(chan, &drvdata->dma_ch_bit_map); + if (dai_id == LPASS_DP_RX) + clear_bit(chan, &drvdata->hdmi_dma_ch_bit_map); + else + clear_bit(chan, &drvdata->dma_ch_bit_map); return 0; } @@ -144,6 +171,9 @@ static struct lpass_variant sc7180_data = { .rdma_reg_base = 0xC000, .rdma_reg_stride = 0x1000, .rdma_channels = 5, + .hdmi_rdma_reg_base = 0x64000, + .hdmi_rdma_reg_stride = 0x1000, + .hdmi_rdma_channels = 4, .dmactl_audif_start = 1, .wrdma_reg_base = 0x18000, .wrdma_reg_stride = 0x1000, @@ -163,7 +193,7 @@ static struct lpass_variant sc7180_data = { .rdma_dyncclk = REG_FIELD_ID(0xC000, 21, 21, 5, 0x1000), .rdma_bursten = REG_FIELD_ID(0xC000, 20, 20, 5, 0x1000), .rdma_wpscnt = REG_FIELD_ID(0xC000, 16, 19, 5, 0x1000), - .rdma_intf = REG_FIELD_ID(0xC000, 12, 15, 5, 0x1000), + .rdma_intf = REG_FIELD_ID(0xC000, 12, 15, 5, 0x1000), .rdma_fifowm = REG_FIELD_ID(0xC000, 1, 5, 5, 0x1000), .rdma_enable = REG_FIELD_ID(0xC000, 0, 0, 5, 0x1000), @@ -174,6 +204,64 @@ static struct lpass_variant sc7180_data = { .wrdma_fifowm = REG_FIELD_ID(0x18000, 1, 5, 4, 0x1000), .wrdma_enable = REG_FIELD_ID(0x18000, 0, 0, 4, 0x1000), + .hdmi_tx_ctl_addr = 0x1000, + .hdmi_legacy_addr = 0x1008, + .hdmi_vbit_addr = 0x610c0, + .hdmi_ch_lsb_addr = 0x61048, + .hdmi_ch_msb_addr = 0x6104c, + .ch_stride = 0x8, + .hdmi_parity_addr = 0x61034, + .hdmi_dmactl_addr = 0x61038, + .hdmi_dma_stride = 0x4, + .hdmi_DP_addr = 0x610c8, + .hdmi_sstream_addr = 0x6101c, + .hdmi_irq_reg_base = 0x63000, + .hdmi_irq_ports = 1, + + .hdmi_rdma_dyncclk = REG_FIELD_ID(0x64000, 14, 14, 4, 0x1000), + .hdmi_rdma_bursten = REG_FIELD_ID(0x64000, 13, 13, 4, 0x1000), + .hdmi_rdma_burst8 = REG_FIELD_ID(0x64000, 15, 15, 4, 0x1000), + .hdmi_rdma_burst16 = REG_FIELD_ID(0x64000, 16, 16, 4, 0x1000), + .hdmi_rdma_dynburst = REG_FIELD_ID(0x64000, 18, 18, 4, 0x1000), + .hdmi_rdma_wpscnt = REG_FIELD_ID(0x64000, 10, 12, 4, 0x1000), + .hdmi_rdma_fifowm = REG_FIELD_ID(0x64000, 1, 5, 4, 0x1000), + .hdmi_rdma_enable = REG_FIELD_ID(0x64000, 0, 0, 4, 0x1000), + + .sstream_en = REG_FIELD(0x6101c, 0, 0), + .dma_sel = REG_FIELD(0x6101c, 1, 2), + .auto_bbit_en = REG_FIELD(0x6101c, 3, 3), + .layout = REG_FIELD(0x6101c, 4, 4), + .layout_sp = REG_FIELD(0x6101c, 5, 8), + .set_sp_on_en = REG_FIELD(0x6101c, 10, 10), + .dp_audio = REG_FIELD(0x6101c, 11, 11), + .dp_staffing_en = REG_FIELD(0x6101c, 12, 12), + .dp_sp_b_hw_en = REG_FIELD(0x6101c, 13, 13), + + .mute = REG_FIELD(0x610c8, 0, 0), + .as_sdp_cc = REG_FIELD(0x610c8, 1, 3), + .as_sdp_ct = REG_FIELD(0x610c8, 4, 7), + .aif_db4 = REG_FIELD(0x610c8, 8, 15), + .frequency = REG_FIELD(0x610c8, 16, 21), + .mst_index = REG_FIELD(0x610c8, 28, 29), + .dptx_index = REG_FIELD(0x610c8, 30, 31), + + .soft_reset = REG_FIELD(0x1000, 31, 31), + .force_reset = REG_FIELD(0x1000, 30, 30), + + .use_hw_chs = REG_FIELD(0x61038, 0, 0), + .use_hw_usr = REG_FIELD(0x61038, 1, 1), + .hw_chs_sel = REG_FIELD(0x61038, 2, 4), + .hw_usr_sel = REG_FIELD(0x61038, 5, 6), + + .replace_vbit = REG_FIELD(0x610c0, 0, 0), + .vbit_stream = REG_FIELD(0x610c0, 1, 1), + + .legacy_en = REG_FIELD(0x1008, 0, 0), + .calc_en = REG_FIELD(0x61034, 0, 0), + .lsb_bits = REG_FIELD(0x61048, 0, 31), + .msb_bits = REG_FIELD(0x6104c, 0, 31), + + .clk_name = (const char*[]) { "pcnoc-sway-clk", "audio-core",