From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f54.google.com (mail-wm1-f54.google.com [209.85.128.54]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 514C42DCF46 for ; Sun, 18 Jan 2026 12:27:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.54 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768739266; cv=none; b=dSQrAN3bjaWDIMdmnpHzpCDoMfgW0gTy/r1n39WpaF6Gkb2k2Fx8MCwTE4Bg3SGwdiLwkXZI9F/gjrp0etA4PbBxKvY1O3oymcQ1Ly8jO0CC6PgMIxkRFURsNVPQouN0lDxCvGEwGVQ+uwpiPJeBNZVoWFqdX/35eRY1zTBbeQk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768739266; c=relaxed/simple; bh=t9SwgwzAvB+Xaplm+rrS1u4zYy/Ei5IFgZD1D3gvqAw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=XiMtf2CWujWA8Gc04g02ZX38KUXBs4HxSr9/jWt19fK3yXhOCCe6FA3AJsdKYz1K6tJJRjG/c/qxVWDIFHvjZMOXpnJem6SGx7x0Wdir6K7eTwRDcwecVAwHq7Tjm2j8dZKZTikzFfB+G6yGCNExTq+ld7fifcGT7w9dAPXoTsQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=Me22rE0h; arc=none smtp.client-ip=209.85.128.54 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Me22rE0h" Received: by mail-wm1-f54.google.com with SMTP id 5b1f17b1804b1-4801c1ad878so23143795e9.1 for ; Sun, 18 Jan 2026 04:27:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1768739263; x=1769344063; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references :mail-followup-to:message-id:subject:cc:to:from:date:from:to:cc :subject:date:message-id:reply-to; bh=t9h5PT98oehXGGTuTpwmqI77fU/XEwWQyJVUHxiP7aU=; b=Me22rE0hBo/PIreMzqsweUWNAReVDaHfYlcDWa21Q6PIN218F60SgZ6MayvwbfAQ4Q twBYdvbPEMMiTGUHbAHz27QH1ZNNngYNgSug2A2iN+qYezrv1pUukL+lc2fGnck9i3SF PjBJKAAjpSFFf8fP2YOuvEP5MqCoousp3gV8iGEn0X4BUUtyI1fWM4mZyfg+ZUBBfEWA tcdvIhlm9eHboX080xbH/GlSkoAqNDBR5zsYrbAIbMh1vlyjOK1/srfh42KEycsIaGzO /lgHjh21HQt817lIoadvgBzxtCyOQRvO2OMjgkq40Z9S8lJNaljezaBUOILAS78VuX/t l2/g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1768739263; x=1769344063; h=in-reply-to:content-disposition:mime-version:references :mail-followup-to:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=t9h5PT98oehXGGTuTpwmqI77fU/XEwWQyJVUHxiP7aU=; b=gs6GRSzSw3bQpND1XlvmSdj7/HrO0QqrFQOCPgAOIGZvc7o1Ls/k4GSsWrOSKHrqh4 6qZAPzjjspnJYUoho2kn0bgnG7R17f2xV08jwRa0b6e28q50p+vnUMiGioF7RjNUx6Fb bgQNaFX/ferhmtaHRu7znMLeXCUEbvJXPPEQzgMEbqps+COCEkATz5qRukWxW52xGZ8z ypkOFc74RguW67mLL6Gt4hXWC1aE9LwJQ+pDpsAofBeWD++Jsp5F/9+3KUNpujiINhX+ DxKexcZYYF7LMDvY3HwBF+6BEIav1NN76p7tGNP85evBuPnWHNFH0F0+4Kzz/Gx4tYhW m7mA== X-Forwarded-Encrypted: i=1; AJvYcCUIOCIe2Az+MS1J+fTwsnMMeLz19Y4kTsZJ8k71YckYcSJlvScGKpyOk6sh++/SiMZ6UuKhFmTfSRRdSA==@vger.kernel.org X-Gm-Message-State: AOJu0Yz8AK6xoCInxt5XGpZRbaVdTehymy5WVFbmAYePaBvo2bopESgA FJpVmhSRRraiRw5ia2oD7zGaxPpW7cuLXWlHbEHRPAlqbkCQDUNZJDDm X-Gm-Gg: AY/fxX67yoEjyrBUO2JJGYzD9MOeJYdJH8DRcj4bdbsFB+1iNFDDuU9Ez5UPr3SDHof 6Fia8CQRLtPdE5kFDySCgmFmVER8UR13b2YmR9rbYfpDFbNoet2AZDmAijOgUboi1ou3bnOGGxK JKNgf0A61XUTguSK41k23QW4i0hXrOacBGQL/YRMyM5o5FuUSYJqabdtl753+DNLViq6wYkZDg9 3ngYtbyyH7ntyf+mqwmALYigFQblI/Et0j10umw+0a1Xn5IO+sVZLQUbFs9YV2wR1sjwmSlyGBr MV1JOPa4yrgBpIym6skIOyfCuMpYzaZnBMZPBG6iwJo3+o2LDgTIVs/sFbi76hKk3/TWdDV2pT2 746zG9qVAFuVhh3ycDulpl7bPt18joIk6RPnalPq7dYpn5Q3YY/k6eDUan2uOU+S0ReZIQs7eJm rZ6U5RTrWwnMfqee5Zd4ehTksaY2cXDeMbJYMpLIUohFw= X-Received: by 2002:a05:600c:820d:b0:477:58:7cf4 with SMTP id 5b1f17b1804b1-4802a29f85bmr44396165e9.4.1768739262625; Sun, 18 Jan 2026 04:27:42 -0800 (PST) Received: from anton.local (vps-58d0fbce.vps.ovh.net. [51.178.29.162]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4801e8c0475sm169474355e9.10.2026.01.18.04.27.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 18 Jan 2026 04:27:42 -0800 (PST) Date: Sun, 18 Jan 2026 16:27:37 +0400 From: "Anton D. Stavinskii" To: Krzysztof Kozlowski Cc: Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Jaroslav Kysela , Takashi Iwai , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , linux-sound@vger.kernel.org, devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: Re: [PATCH v2 2/7] ASoC: sophgo: add CV1800B I2S/TDM controller driver Message-ID: Mail-Followup-To: Krzysztof Kozlowski , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Jaroslav Kysela , Takashi Iwai , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , linux-sound@vger.kernel.org, devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org References: <20260118-cv1800b-i2s-driver-v2-0-d10055f68368@gmail.com> <20260118-cv1800b-i2s-driver-v2-2-d10055f68368@gmail.com> <20260118-pastoral-resourceful-mandrill-47bda6@quoll> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260118-pastoral-resourceful-mandrill-47bda6@quoll> > > +++ b/sound/soc/sophgo/Kconfig > > @@ -0,0 +1,20 @@ > > +menu "Sophgo" > > Missing SPDX. Did you run checkpatch? Actually I did. I will add SPDX and recheck again. Also I will take a look why checkpatch missed this. > > > + depends on COMPILE_TEST || ARCH_SOPHGO > > + > > +config SND_SOC_CV1800B_TDM > > + tristate "Sophgo CV1800B I2S/TDM support" > > + depends on SND_SOC && OF > > + select SND_SOC_GENERIC_DMAENGINE_PCM > > + help > > + This option enables the I2S/TDM audio controller found in Sophgo > > + CV1800B / SG2002 SoCs. The controller supports standard I2S > > + audio modes for playback and capture. > > + > > + The driver integrates with the ASoC framework and uses the DMA > > + engine for audio data transfer. It is intended to be configured > > + via Device Tree along with simple-audio-card module. > > + > > + To compile the driver as a module, choose M here: the module will > > + be called cv1800b_tdm. > > + > > ... > > > +static const struct snd_soc_dai_ops cv1800b_i2s_dai_ops = { > > + .probe = cv1800b_i2s_dai_probe, > > + .startup = cv1800b_i2s_startup, > > + .hw_params = cv1800b_i2s_hw_params, > > + .trigger = cv1800b_i2s_trigger, > > + .set_fmt = cv1800b_i2s_dai_set_fmt, > > + .set_bclk_ratio = cv1800b_i2s_dai_set_bclk_ratio, > > + .set_sysclk = cv1800b_i2s_dai_set_sysclk, > > +}; > > + > > +static struct snd_soc_dai_driver cv1800b_i2s_dai_template = { > > Missing const > > > + .name = "cv1800b-i2s", > > + .playback = { > > + .stream_name = "Playback", > > + .channels_min = 1, > > + .channels_max = 2, > > + .rates = SNDRV_PCM_RATE_8000_192000, > > + .formats = SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE, > > + }, > > + .capture = { > > + .stream_name = "Capture", > > + .channels_min = 1, > > + .channels_max = 2, > > + .rates = SNDRV_PCM_RATE_8000_192000, > > + .formats = SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE, > > + }, > > + .ops = &cv1800b_i2s_dai_ops, > > +}; > > .... > > > +static int cv1800b_i2s_probe(struct platform_device *pdev) > > +{ > > + struct device *dev = &pdev->dev; > > + struct cv1800b_i2s *i2s; > > + struct resource *res; > > + void __iomem *regs; > > + struct snd_soc_dai_driver *dai; > > + int ret; > > + > > + i2s = devm_kzalloc(dev, sizeof(*i2s), GFP_KERNEL); > > + if (!i2s) > > + return -ENOMEM; > > + > > + regs = devm_platform_ioremap_resource(pdev, 0); > > + if (IS_ERR(regs)) > > + return PTR_ERR(regs); > > + i2s->dev = &pdev->dev; > > + i2s->base = regs; > > + > > + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > > + if (!res) > > + return -ENODEV; > > + cv1800b_setup_dma_struct(i2s, res->start); > > + > > + i2s->clk = devm_clk_get_enabled(dev, "i2s"); > > + if (IS_ERR(i2s->clk)) > > + return dev_err_probe(dev, PTR_ERR(i2s->clk), > > + "failed to get+enable i2s\n"); > > + i2s->sysclk = devm_clk_get_enabled(dev, "mclk"); > > + if (IS_ERR(i2s->sysclk)) > > + return dev_err_probe(dev, PTR_ERR(i2s->sysclk), > > + "failed to get+enable mclk\n"); > > + > > + platform_set_drvdata(pdev, i2s); > > + cv1800b_i2s_setup_tdm(i2s); > > + > > + dai = devm_kmemdup(dev, &cv1800b_i2s_dai_template, sizeof(*dai), > > + GFP_KERNEL); > > + if (!dai) > > + return -ENOMEM; > > + > > + ret = devm_snd_soc_register_component(dev, &cv1800b_i2s_component, dai, > > + 1); > > + if (ret) > > + return ret; > > + > > + ret = devm_snd_dmaengine_pcm_register(dev, &cv1800b_i2s_pcm_config, 0); > > + if (ret) { > > + dev_err(dev, "dmaengine_pcm_register failed: %d\n", ret); > > + return ret; > > + } > > + > > + dev_dbg(dev, "cv1800b I2S probed:\n"); > > Drop, drivers should be silent and probe success message does not > warrant even debug. What are you debugging - that you wrote correct DTS? > You can check in sysfs that device probed. Will do, thanks. > > Best regards, > Krzysztof >