From patchwork Mon Sep 27 13:55:47 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 514702 Delivered-To: patch@linaro.org Received: by 2002:a02:c816:0:0:0:0:0 with SMTP id p22csp4144353jao; Mon, 27 Sep 2021 06:56:42 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwzW7MvUXA/iFue0lf3z7q1XfirUUNnN9GjDmIS9KdbceE0gTps14tkOyK/p6f85ZzOPvMj X-Received: by 2002:a63:3d4c:: with SMTP id k73mr16623546pga.44.1632751002221; Mon, 27 Sep 2021 06:56:42 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1632751002; cv=none; d=google.com; s=arc-20160816; b=01rzabku+f0trF87OpUVIRQs3IeqwWi96422P6Ju0NHE1MpB9TfOWZE+EyPQal5vza wCCg7wniMsC71IG7CqJD6eCqriGZdeYAEUGZQC4jO1Zx+GucRSSDrWAYyLQuGArd64Nr nz+8RZcNwputZe0KWdbAFp/Tsd8BIhKj+tnuGWYcKxyACCdtZLJCYuisVe+M/w2XhZh7 xLcw+Q1vrS975HeVCe1IXHXpsWQ/UCEk+rZkZ33D99nfncs3ov1llDFr+q7PDt4l5hLM rSe1rKcz7vsCoYMJ6bW0wqJGC6IQWZWQXBPGPOKZpI/lSNUBufRLxL56Yddr2RnaFW2r jIDQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=9YgQAwfsHYGw3pkeh45zX4H7BHeA95W/JO4mlxHpR+Y=; b=rfusiA323iqn+mCkiigL5XN/ZSW3kQzUlj9RAeHyrwo64+xgDgSd02qYpNYwFVtEJd 3/XRbfjpeUT3jHCVmAqRUD3Zl9NUHQv/b1m+D3931Mk28GJlRQ4QB0+hs6/b5dy2eCHL XK2eN47Ls1AMbQhT9HuZUsfjHCfqhf7kSM7DwLZrZVsoD+ZG/5lQQNGIUSoARPH5JxWq AXOISLRD04cOIIs/aNAt8K8tdqz99tYxg0Z4yGfZG14UYLlrqqrkOAdm5tnNM1luJ/N9 Qp3x1hGTw68XNeCDS0THLuw6ogF0dFTGvWxsTV6jnQXPewAJ4UejvP5yW7FJQy/Bdbwq eaqg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=HM4lD++D; spf=pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id lx2si22295696pjb.61.2021.09.27.06.56.42; Mon, 27 Sep 2021 06:56:42 -0700 (PDT) Received-SPF: pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=HM4lD++D; spf=pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234655AbhI0N6Q (ORCPT + 7 others); Mon, 27 Sep 2021 09:58:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49638 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234673AbhI0N6O (ORCPT ); Mon, 27 Sep 2021 09:58:14 -0400 Received: from mail-wr1-x42d.google.com (mail-wr1-x42d.google.com [IPv6:2a00:1450:4864:20::42d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F22F4C061575 for ; Mon, 27 Sep 2021 06:56:36 -0700 (PDT) Received: by mail-wr1-x42d.google.com with SMTP id r23so26783056wra.6 for ; Mon, 27 Sep 2021 06:56:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=9YgQAwfsHYGw3pkeh45zX4H7BHeA95W/JO4mlxHpR+Y=; b=HM4lD++DERLPUcT0LYswDzq749m+tez+jvO3uq7JmFn0uRtuk4CA9K/g8ssUv9He1v XoL2dPwBz4g77cde1ef2pl/u5Nch9Y1U6YkHT9gqLeaKe7qcBOS5dVNvJaH5HhuDDB7a h9Q66CNkiQx+iKX7JLTfyqWXQA5Xat++WL2KWVFe0K0ZInQBa3Bwhvyrl7gjSwyzrWY9 xppHiDCWNc6scK6zsZu5yKz/53elqgXF2mAfSf4xGuGSgxXTVoljz4HZo2fSqwJPoc/v ZXfq6SLA57NiC75nhtssaPPGQLkq8XGCKKcz9ftb5BbbauOEngsHC6HUlLUR0x8zOO/p vMyw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=9YgQAwfsHYGw3pkeh45zX4H7BHeA95W/JO4mlxHpR+Y=; b=DoHM9nuDt5haSH0I1aNmoJ32q8Bzz4dJxWEJuSKBPtJnKcQdV+CjwzpzcZJA3fp0aq xwOUISzZynXct7TdZQ5qQ8CDyseDBFE28mA/Zcod3gjPIpknbrsjlXQvhdnfVphQeh8U NpyBKh7FN1JzrLgY2lRU+xooY7DlDSXpT3kqnRhh0zdyMyhOv7xPdanKyWwlzZ2+fKpm g5kL2RK/AtY3uaMojlmHDHRFnLcJ10x3NkT9FzvDgK2cVE5K7ALC8/EEs3Um4PQPG3Gl vH2bGk0ghfXF6YrJ4uz11mUVvNSoTyLzVNTcL82tKXctviLmCb5ykYvj4B9Q6iPKxzVz 28ZA== X-Gm-Message-State: AOAM530LMTaOznx7HaxLkdT1uU5K1R1KjRMEjmpeLOosMpCHZQYUxU38 BS1k7uE+IE6LMCJEiY0T75PpXA== X-Received: by 2002:adf:e583:: with SMTP id l3mr12036294wrm.390.1632750995586; Mon, 27 Sep 2021 06:56:35 -0700 (PDT) Received: from srini-hackbox.lan (cpc86377-aztw32-2-0-cust226.18-1.cable.virginm.net. [92.233.226.227]) by smtp.gmail.com with ESMTPSA id b7sm20485606wrm.9.2021.09.27.06.56.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Sep 2021 06:56:34 -0700 (PDT) From: Srinivas Kandagatla To: bjorn.andersson@linaro.org, broonie@kernel.org, robh@kernel.org Cc: plai@codeaurora.org, pierre-louis.bossart@linux.intel.com, tiwai@suse.de, devicetree@vger.kernel.org, perex@perex.cz, alsa-devel@alsa-project.org, lgirdwood@gmail.com, bgoswami@codeaurora.org, Srinivas Kandagatla Subject: [PATCH v8 10/22] ASoC: qdsp6: q6afe-clocks: move audio-clocks to common file Date: Mon, 27 Sep 2021 14:55:47 +0100 Message-Id: <20210927135559.738-11-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20210927135559.738-1-srinivas.kandagatla@linaro.org> References: <20210927135559.738-1-srinivas.kandagatla@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Move common parts of q6afe-clocks to q6dsp-lpass-clocks so that we could reuse most of the driver for new Q6DSP audio frameworks. This is to make the code reuseable for new Q6DSP AudioReach framework. Signed-off-by: Srinivas Kandagatla --- sound/soc/qcom/qdsp6/Makefile | 2 +- sound/soc/qcom/qdsp6/q6afe-clocks.c | 187 ++-------------------- sound/soc/qcom/qdsp6/q6dsp-lpass-clocks.c | 186 +++++++++++++++++++++ sound/soc/qcom/qdsp6/q6dsp-lpass-clocks.h | 30 ++++ 4 files changed, 232 insertions(+), 173 deletions(-) create mode 100644 sound/soc/qcom/qdsp6/q6dsp-lpass-clocks.c create mode 100644 sound/soc/qcom/qdsp6/q6dsp-lpass-clocks.h -- 2.21.0 diff --git a/sound/soc/qcom/qdsp6/Makefile b/sound/soc/qcom/qdsp6/Makefile index 11e8705bbc5c..a4191d395557 100644 --- a/sound/soc/qcom/qdsp6/Makefile +++ b/sound/soc/qcom/qdsp6/Makefile @@ -1,5 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only -snd-q6dsp-common-objs := q6dsp-common.o q6dsp-lpass-ports.o +snd-q6dsp-common-objs := q6dsp-common.o q6dsp-lpass-ports.o q6dsp-lpass-clocks.o obj-$(CONFIG_SND_SOC_QDSP6_COMMON) += snd-q6dsp-common.o obj-$(CONFIG_SND_SOC_QDSP6_CORE) += q6core.o diff --git a/sound/soc/qcom/qdsp6/q6afe-clocks.c b/sound/soc/qcom/qdsp6/q6afe-clocks.c index 9431656283cd..1ccab64ff00b 100644 --- a/sound/soc/qcom/qdsp6/q6afe-clocks.c +++ b/sound/soc/qcom/qdsp6/q6afe-clocks.c @@ -7,115 +7,18 @@ #include #include #include -#include -#include +#include "q6dsp-lpass-clocks.h" #include "q6afe.h" #define Q6AFE_CLK(id) { \ .clk_id = id, \ - .afe_clk_id = Q6AFE_##id, \ + .q6dsp_clk_id = Q6AFE_##id, \ .name = #id, \ .rate = 19200000, \ } -#define Q6AFE_VOTE_CLK(id, blkid, n) { \ - .clk_id = id, \ - .afe_clk_id = blkid, \ - .name = n, \ - } - -struct q6afe_clk_init { - int clk_id; - int afe_clk_id; - char *name; - int rate; -}; - -struct q6afe_clk { - struct device *dev; - int afe_clk_id; - int attributes; - int rate; - uint32_t handle; - struct clk_hw hw; -}; - -#define to_q6afe_clk(_hw) container_of(_hw, struct q6afe_clk, hw) - -struct q6afe_cc { - struct device *dev; - struct q6afe_clk *clks[Q6AFE_MAX_CLK_ID]; -}; - -static int clk_q6afe_prepare(struct clk_hw *hw) -{ - struct q6afe_clk *clk = to_q6afe_clk(hw); - - return q6afe_set_lpass_clock(clk->dev, clk->afe_clk_id, clk->attributes, - Q6AFE_LPASS_CLK_ROOT_DEFAULT, clk->rate); -} - -static void clk_q6afe_unprepare(struct clk_hw *hw) -{ - struct q6afe_clk *clk = to_q6afe_clk(hw); - - q6afe_set_lpass_clock(clk->dev, clk->afe_clk_id, clk->attributes, - Q6AFE_LPASS_CLK_ROOT_DEFAULT, 0); -} - -static int clk_q6afe_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct q6afe_clk *clk = to_q6afe_clk(hw); - - clk->rate = rate; - - return 0; -} - -static unsigned long clk_q6afe_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct q6afe_clk *clk = to_q6afe_clk(hw); - - return clk->rate; -} - -static long clk_q6afe_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *parent_rate) -{ - return rate; -} - -static const struct clk_ops clk_q6afe_ops = { - .prepare = clk_q6afe_prepare, - .unprepare = clk_q6afe_unprepare, - .set_rate = clk_q6afe_set_rate, - .round_rate = clk_q6afe_round_rate, - .recalc_rate = clk_q6afe_recalc_rate, -}; - -static int clk_vote_q6afe_block(struct clk_hw *hw) -{ - struct q6afe_clk *clk = to_q6afe_clk(hw); - - return q6afe_vote_lpass_core_hw(clk->dev, clk->afe_clk_id, - clk_hw_get_name(&clk->hw), &clk->handle); -} -static void clk_unvote_q6afe_block(struct clk_hw *hw) -{ - struct q6afe_clk *clk = to_q6afe_clk(hw); - - q6afe_unvote_lpass_core_hw(clk->dev, clk->afe_clk_id, clk->handle); -} - -static const struct clk_ops clk_vote_q6afe_ops = { - .prepare = clk_vote_q6afe_block, - .unprepare = clk_unvote_q6afe_block, -}; - -static const struct q6afe_clk_init q6afe_clks[] = { +static const struct q6dsp_clk_init q6afe_clks[] = { Q6AFE_CLK(LPASS_CLK_ID_PRI_MI2S_IBIT), Q6AFE_CLK(LPASS_CLK_ID_PRI_MI2S_EBIT), Q6AFE_CLK(LPASS_CLK_ID_SEC_MI2S_IBIT), @@ -176,88 +79,28 @@ static const struct q6afe_clk_init q6afe_clks[] = { Q6AFE_CLK(LPASS_CLK_ID_RX_CORE_MCLK), Q6AFE_CLK(LPASS_CLK_ID_RX_CORE_NPL_MCLK), Q6AFE_CLK(LPASS_CLK_ID_VA_CORE_2X_MCLK), - Q6AFE_VOTE_CLK(LPASS_HW_AVTIMER_VOTE, + Q6DSP_VOTE_CLK(LPASS_HW_AVTIMER_VOTE, Q6AFE_LPASS_CORE_AVTIMER_BLOCK, "LPASS_AVTIMER_MACRO"), - Q6AFE_VOTE_CLK(LPASS_HW_MACRO_VOTE, + Q6DSP_VOTE_CLK(LPASS_HW_MACRO_VOTE, Q6AFE_LPASS_CORE_HW_MACRO_BLOCK, "LPASS_HW_MACRO"), - Q6AFE_VOTE_CLK(LPASS_HW_DCODEC_VOTE, + Q6DSP_VOTE_CLK(LPASS_HW_DCODEC_VOTE, Q6AFE_LPASS_CORE_HW_DCODEC_BLOCK, "LPASS_HW_DCODEC"), }; -static struct clk_hw *q6afe_of_clk_hw_get(struct of_phandle_args *clkspec, - void *data) -{ - struct q6afe_cc *cc = data; - unsigned int idx = clkspec->args[0]; - unsigned int attr = clkspec->args[1]; - - if (idx >= Q6AFE_MAX_CLK_ID || attr > LPASS_CLK_ATTRIBUTE_COUPLE_DIVISOR) { - dev_err(cc->dev, "Invalid clk specifier (%d, %d)\n", idx, attr); - return ERR_PTR(-EINVAL); - } - - if (cc->clks[idx]) { - cc->clks[idx]->attributes = attr; - return &cc->clks[idx]->hw; - } - - return ERR_PTR(-ENOENT); -} - -static int q6afe_clock_dev_probe(struct platform_device *pdev) -{ - struct q6afe_cc *cc; - struct device *dev = &pdev->dev; - int i, ret; - - cc = devm_kzalloc(dev, sizeof(*cc), GFP_KERNEL); - if (!cc) - return -ENOMEM; - - cc->dev = dev; - for (i = 0; i < ARRAY_SIZE(q6afe_clks); i++) { - unsigned int id = q6afe_clks[i].clk_id; - struct clk_init_data init = { - .name = q6afe_clks[i].name, - }; - struct q6afe_clk *clk; - - clk = devm_kzalloc(dev, sizeof(*clk), GFP_KERNEL); - if (!clk) - return -ENOMEM; - - clk->dev = dev; - clk->afe_clk_id = q6afe_clks[i].afe_clk_id; - clk->rate = q6afe_clks[i].rate; - clk->hw.init = &init; - - if (clk->rate) - init.ops = &clk_q6afe_ops; - else - init.ops = &clk_vote_q6afe_ops; - - cc->clks[id] = clk; - - ret = devm_clk_hw_register(dev, &clk->hw); - if (ret) - return ret; - } - - ret = devm_of_clk_add_hw_provider(dev, q6afe_of_clk_hw_get, cc); - if (ret) - return ret; - - dev_set_drvdata(dev, cc); - - return 0; -} +static const struct q6dsp_clk_desc q6dsp_clk_q6afe __maybe_unused = { + .clks = q6afe_clks, + .num_clks = ARRAY_SIZE(q6afe_clks), + .lpass_set_clk = q6afe_set_lpass_clock, + .lpass_vote_clk = q6afe_vote_lpass_core_hw, + .lpass_unvote_clk = q6afe_unvote_lpass_core_hw, +}; #ifdef CONFIG_OF static const struct of_device_id q6afe_clock_device_id[] = { - { .compatible = "qcom,q6afe-clocks" }, + { .compatible = "qcom,q6afe-clocks", .data = &q6dsp_clk_q6afe }, {}, }; MODULE_DEVICE_TABLE(of, q6afe_clock_device_id); @@ -268,7 +111,7 @@ static struct platform_driver q6afe_clock_platform_driver = { .name = "q6afe-clock", .of_match_table = of_match_ptr(q6afe_clock_device_id), }, - .probe = q6afe_clock_dev_probe, + .probe = q6dsp_clock_dev_probe, }; module_platform_driver(q6afe_clock_platform_driver); diff --git a/sound/soc/qcom/qdsp6/q6dsp-lpass-clocks.c b/sound/soc/qcom/qdsp6/q6dsp-lpass-clocks.c new file mode 100644 index 000000000000..4613867d1133 --- /dev/null +++ b/sound/soc/qcom/qdsp6/q6dsp-lpass-clocks.c @@ -0,0 +1,186 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (c) 2020, Linaro Limited + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "q6dsp-lpass-clocks.h" + +#define Q6DSP_MAX_CLK_ID 104 +#define Q6DSP_LPASS_CLK_ROOT_DEFAULT 0 + + +struct q6dsp_clk { + struct device *dev; + int q6dsp_clk_id; + int attributes; + int rate; + uint32_t handle; + struct clk_hw hw; +}; + +#define to_q6dsp_clk(_hw) container_of(_hw, struct q6dsp_clk, hw) + +struct q6dsp_cc { + struct device *dev; + struct q6dsp_clk *clks[Q6DSP_MAX_CLK_ID]; + const struct q6dsp_clk_desc *desc; +}; + +static int clk_q6dsp_prepare(struct clk_hw *hw) +{ + struct q6dsp_clk *clk = to_q6dsp_clk(hw); + struct q6dsp_cc *cc = dev_get_drvdata(clk->dev); + + return cc->desc->lpass_set_clk(clk->dev, clk->q6dsp_clk_id, clk->attributes, + Q6DSP_LPASS_CLK_ROOT_DEFAULT, clk->rate); +} + +static void clk_q6dsp_unprepare(struct clk_hw *hw) +{ + struct q6dsp_clk *clk = to_q6dsp_clk(hw); + struct q6dsp_cc *cc = dev_get_drvdata(clk->dev); + + cc->desc->lpass_set_clk(clk->dev, clk->q6dsp_clk_id, clk->attributes, + Q6DSP_LPASS_CLK_ROOT_DEFAULT, 0); +} + +static int clk_q6dsp_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct q6dsp_clk *clk = to_q6dsp_clk(hw); + + clk->rate = rate; + + return 0; +} + +static unsigned long clk_q6dsp_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct q6dsp_clk *clk = to_q6dsp_clk(hw); + + return clk->rate; +} + +static long clk_q6dsp_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *parent_rate) +{ + return rate; +} + +static const struct clk_ops clk_q6dsp_ops = { + .prepare = clk_q6dsp_prepare, + .unprepare = clk_q6dsp_unprepare, + .set_rate = clk_q6dsp_set_rate, + .round_rate = clk_q6dsp_round_rate, + .recalc_rate = clk_q6dsp_recalc_rate, +}; + +static int clk_vote_q6dsp_block(struct clk_hw *hw) +{ + struct q6dsp_clk *clk = to_q6dsp_clk(hw); + struct q6dsp_cc *cc = dev_get_drvdata(clk->dev); + + return cc->desc->lpass_vote_clk(clk->dev, clk->q6dsp_clk_id, + clk_hw_get_name(&clk->hw), &clk->handle); +} + +static void clk_unvote_q6dsp_block(struct clk_hw *hw) +{ + struct q6dsp_clk *clk = to_q6dsp_clk(hw); + struct q6dsp_cc *cc = dev_get_drvdata(clk->dev); + + cc->desc->lpass_unvote_clk(clk->dev, clk->q6dsp_clk_id, clk->handle); +} + +static const struct clk_ops clk_vote_q6dsp_ops = { + .prepare = clk_vote_q6dsp_block, + .unprepare = clk_unvote_q6dsp_block, +}; + + +static struct clk_hw *q6dsp_of_clk_hw_get(struct of_phandle_args *clkspec, + void *data) +{ + struct q6dsp_cc *cc = data; + unsigned int idx = clkspec->args[0]; + unsigned int attr = clkspec->args[1]; + + if (idx >= Q6DSP_MAX_CLK_ID || attr > LPASS_CLK_ATTRIBUTE_COUPLE_DIVISOR) { + dev_err(cc->dev, "Invalid clk specifier (%d, %d)\n", idx, attr); + return ERR_PTR(-EINVAL); + } + + if (cc->clks[idx]) { + cc->clks[idx]->attributes = attr; + return &cc->clks[idx]->hw; + } + + return ERR_PTR(-ENOENT); +} + +int q6dsp_clock_dev_probe(struct platform_device *pdev) +{ + struct q6dsp_cc *cc; + struct device *dev = &pdev->dev; + const struct q6dsp_clk_init *q6dsp_clks; + const struct q6dsp_clk_desc *desc; + int i, ret; + + cc = devm_kzalloc(dev, sizeof(*cc), GFP_KERNEL); + if (!cc) + return -ENOMEM; + + desc = of_device_get_match_data(&pdev->dev); + if (!desc) + return -EINVAL; + + cc->desc = desc; + cc->dev = dev; + q6dsp_clks = desc->clks; + + for (i = 0; i < desc->num_clks; i++) { + unsigned int id = q6dsp_clks[i].clk_id; + struct clk_init_data init = { + .name = q6dsp_clks[i].name, + }; + struct q6dsp_clk *clk; + + clk = devm_kzalloc(dev, sizeof(*clk), GFP_KERNEL); + if (!clk) + return -ENOMEM; + + clk->dev = dev; + clk->q6dsp_clk_id = q6dsp_clks[i].q6dsp_clk_id; + clk->rate = q6dsp_clks[i].rate; + clk->hw.init = &init; + + if (clk->rate) + init.ops = &clk_q6dsp_ops; + else + init.ops = &clk_vote_q6dsp_ops; + + cc->clks[id] = clk; + + ret = devm_clk_hw_register(dev, &clk->hw); + if (ret) + return ret; + } + + ret = devm_of_clk_add_hw_provider(dev, q6dsp_of_clk_hw_get, cc); + if (ret) + return ret; + + dev_set_drvdata(dev, cc); + + return 0; +} +EXPORT_SYMBOL_GPL(q6dsp_clock_dev_probe); diff --git a/sound/soc/qcom/qdsp6/q6dsp-lpass-clocks.h b/sound/soc/qcom/qdsp6/q6dsp-lpass-clocks.h new file mode 100644 index 000000000000..3770d81f2bd6 --- /dev/null +++ b/sound/soc/qcom/qdsp6/q6dsp-lpass-clocks.h @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef __Q6DSP_AUDIO_CLOCKS_H__ +#define __Q6DSP_AUDIO_CLOCKS_H__ + +struct q6dsp_clk_init { + int clk_id; + int q6dsp_clk_id; + char *name; + int rate; +}; + +#define Q6DSP_VOTE_CLK(id, blkid, n) { \ + .clk_id = id, \ + .q6dsp_clk_id = blkid, \ + .name = n, \ + } + +struct q6dsp_clk_desc { + const struct q6dsp_clk_init *clks; + size_t num_clks; + int (*lpass_set_clk)(struct device *dev, int clk_id, int attr, + int root_clk, unsigned int freq); + int (*lpass_vote_clk)(struct device *dev, uint32_t hid, const char *n, uint32_t *h); + int (*lpass_unvote_clk)(struct device *dev, uint32_t hid, uint32_t h); +}; + +int q6dsp_clock_dev_probe(struct platform_device *pdev); + +#endif /* __Q6DSP_AUDIO_CLOCKS_H__ */