From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-177.mta0.migadu.com (out-177.mta0.migadu.com [91.218.175.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1DC2B2882D2 for ; Tue, 15 Jul 2025 17:58:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.177 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752602322; cv=none; b=JaAvyeH/YJgyWcz1ToezhbKMH2PBi6n7O4LRPbXspAtzZEdstk6d8QbUa4bLU4IRT/B8FIoumpZspF2vasiW+yWkOGjpc+x8Rn82LUDPzUhH0mG2UnIw/00PkaBbq4hZH/eaGB+X67sCcpXY6kTeIAid/zGllfc5m5ip7QZ45zI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752602322; c=relaxed/simple; bh=TrD3Ym8R5itG0YjpPT/UdEzpOcDh6QUYG5sDdBbX8GY=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ZvKwIpcTG46gwvrkn0iFGTs5tSfge5qcwuV9RQgcFWMO3U+8gDn/kDChSwQbeMiX76Xa+gfK6dr+CW8H/dNmBeZy/wl/QhL88FALoKm+Wmw5hLfBhn+kE0BqB60/zhFmpeZ1d3xJAZxHNJlM37TWwMCt9FnRZbg4ST36UFEY5lM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=rTFCbM2h; arc=none smtp.client-ip=91.218.175.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="rTFCbM2h" Message-ID: <4336e9c1-e05c-46d6-939a-53fefb8f9a14@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1752602317; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=TrD3Ym8R5itG0YjpPT/UdEzpOcDh6QUYG5sDdBbX8GY=; b=rTFCbM2hM7PCsDr5w9WQgt9wqxkYG3quZtbZfmpiVzW+M3NTjbbPwV+DpN4rOs4v4F48eZ YvfuUwPRcpKHN8ynV7sPczD77505R4u2ol4u1BF0CMFY8Lq4pxVFQC9kiEq8ljUllAijJA RBaB9bhdYgxx+jxWkxr5kMDCZ1NKIVM= Date: Tue, 15 Jul 2025 19:58:32 +0200 Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH 0/7] Add SDCA DAI ops helpers To: Charles Keepax , broonie@kernel.org Cc: lgirdwood@gmail.com, yung-chuan.liao@linux.intel.com, peter.ujfalusi@linux.intel.com, patches@opensource.cirrus.com, linux-sound@vger.kernel.org References: <20250707124155.2596744-1-ckeepax@opensource.cirrus.com> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Pierre-Louis Bossart In-Reply-To: <20250707124155.2596744-1-ckeepax@opensource.cirrus.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 7/7/25 14:41, Charles Keepax wrote: > First, a couple of minor code fixups to already submitted code. Then > some patches to add new DAI ops helpers for the SDCA stuff, these allow > configuring things like the sample rate and finding out which SoundWire > port should be used for a specific SDCA streaming input/output terminal. > Still a few bits of outstanding work here (propogation of Cluster > information particularly) but his should be good enough to get some > basic use-cases working. For the patchset: Reviewed-by: Pierre-Louis Bossart > Hopefully we are getting fairly close to completing a first version of > the SDCA work now. Should be one more series to add FDL (firmware > downloading), then we should be able to send a first version of the > actual SDCA class driver itself. FDL is a very desirable feature, but shouldn't there be an UMP (Universal Message Passing) layer first? HID and FDL rely on UMP. I would have expected the ownership changes to be handled in a shared UMP library or set of helpers, no?