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Tue, 15 Jun 2021 14:06:36 +0200 (CEST) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 3B5F8F8016C for ; Tue, 15 Jun 2021 14:06:32 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 3B5F8F8016C Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=denx.de header.i=@denx.de header.b="wePmA+OF" Received: from [10.88.0.186] (dslb-084-062-104-230.084.062.pools.vodafone-ip.de [84.62.104.230]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: ch@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 21FAD81249; Tue, 15 Jun 2021 14:06:31 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1623758791; bh=dWaYxNZ7Ro9xr/pNtB1Q08hiDs2nyh+0Dls0ENGlbRs=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=wePmA+OF/i3IITNVBaahj2vBUdygQswycdQHdo6wNsv8QQZOdoVDbVNIIXS1IaTSp unfn5UOCllYXnrLUjilB5CUonIU5saosGc1hLsvxCnvUrbhG8R0sqd3qeV9a1XX2Xr kBvCYBvb8dESS22C4IRoBLQO/whP9JkvmnYvngCutMkgmECxP2qRqDTXa3VWiq/Y3x irnq3zwamU9psotPDU91/0s5/d5hjW42HQV51N9UpMGDwocKDP2xU7bS8RLAtXdHjl 1tbiGHIvB2Xnvww7SPiP8DknBA1JvkO6ma04M1h7oaTpkfDSIwab41Dwkq/jvQ6YoB g3r1+yRIZZUng== Subject: Re: [PATCH 1/3] ASoC: tlv320aic32x4: prepare driver for different device variants To: Mark Brown References: <20210615094933.3076392-1-ch@denx.de> <20210615094933.3076392-2-ch@denx.de> <20210615115438.GD5149@sirena.org.uk> From: Claudius Heine Organization: Denx Software Engineering Message-ID: <32b82dae-45ea-c6d4-77b7-c8a234cbf803@denx.de> Date: Tue, 15 Jun 2021 14:06:30 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.2 MIME-Version: 1.0 In-Reply-To: <20210615115438.GD5149@sirena.org.uk> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Virus-Scanned: clamav-milter 0.103.2 at phobos.denx.de X-Virus-Status: Clean Cc: Marek Vasut , Pierre-Louis Bossart , alsa-devel@alsa-project.org, Matthias Schiffer , Kuninori Morimoto , open list , Takashi Iwai , Sia Jee Heng , Liam Girdwood , Annaliese McDermond , Miquel Raynal , Michael Sit Wei Hong 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" Hi Mark, On 2021-06-15 13:54, Mark Brown wrote: > On Tue, Jun 15, 2021 at 11:49:30AM +0200, Claudius Heine wrote: > >> With this change it will be possible to add different code paths for >> similar devices. > >> static const struct i2c_device_id aic32x4_i2c_id[] = { >> - { "tlv320aic32x4", 0 }, >> - { "tlv320aic32x6", 1 }, >> + { "tlv320aic32x4", (kernel_ulong_t)AIC32X4_TYPE_AIC32X4 }, >> + { "tlv320aic32x6", (kernel_ulong_t)AIC32X4_TYPE_AIC32X6 }, >> { /* sentinel */ } > > It appears that the device already supports multiple variants? Those values aren't used anywhere as far as I can see. regards, Claudius