From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 3098926E630; Tue, 11 Feb 2025 19:32:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739302374; cv=none; b=lh150Tlwmo2xu9HpcZ2Qs+qyP4U+jA/x/6LI5CNhiOQdNpjZVoCm/9OOy89bRKz3CU0wDtpU6pK5qqteYbUHC2/eo+m3ey39ZG3OCSsAH6/gfqy8VWOr9iPn+9F28lNC48qsKgUP+KzVSi36S/8Q5tWNGAiqnMtvtkOWGCwIjqY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739302374; c=relaxed/simple; bh=nrF/BY5g0Fese/y5+1M+6ye+pt+/UVs0YfYfjIbl/kw=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=RmGLGqXR5Hgbs3jSwL0Y8f2aj2Z5HkHVoHtGDMDjVB1+dSaEumdHDB5M+uAplY9JNU7yLyb7uebeRkGtK58Mgv6GEGYE6lW87lh0lNFkMtyPQLEV5sREIQ5jJsGbtVEZQk4+E3C4yoNTiFs3r8DerNSxoYXB2DG4IQSj4GUb+zA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=rnsVHo1X; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="rnsVHo1X" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1FDD0C4CEDD; Tue, 11 Feb 2025 19:32:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1739302373; bh=nrF/BY5g0Fese/y5+1M+6ye+pt+/UVs0YfYfjIbl/kw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=rnsVHo1XDIw8OUvt711dV4Z4LzQhKN4mnKBWikxohCNxlxoizdFwcx4QMUgvbFc6g hz4BbIsOiykxXb2Nxt0Q48Ciw9Sg1rxo8Lz8rjgTc1vhfDMu5kYoCq0o93dXBlryl+ cZ3IInQnhjeWwDxxJSip3cIr+5Srxwa8Z3OYXhBIsdBR3tDJmizr38cU83YISg6ZOf QcZbTlPVZFqJV0GGnLzlD0/CC9vhA4j6oSsocvpuJnL8128XSY0gjbeqidHNhYKct6 zmEXjFkaaLFwjCmvTEHO3kmuSHP9XOONjSo90VFxvCGHmQn/g1QaP4J3blP0q9EWIq o+sky5Ojg235A== Date: Tue, 11 Feb 2025 19:32:42 +0000 From: Jonathan Cameron To: David Lechner Cc: Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Nuno =?UTF-8?B?U8Oh?= , Uwe =?UTF-8?B?S2xlaW5lLUvDtm5pZw==?= , Michael Hennerich , Lars-Peter Clausen , David Jander , Martin Sperl , linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, Jonathan Cameron Subject: Re: [PATCH v8 11/17] iio: adc: ad7944: add support for SPI offload Message-ID: <20250211193242.6c9a6740@jic23-huawei> In-Reply-To: References: <20250207-dlech-mainline-spi-engine-offload-2-v8-0-e48a489be48c@baylibre.com> <20250207-dlech-mainline-spi-engine-offload-2-v8-11-e48a489be48c@baylibre.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.48; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 10 Feb 2025 13:09:59 -0600 David Lechner wrote: > On 2/7/25 2:09 PM, David Lechner wrote: > > Add support for SPI offload to the ad7944 driver. This allows reading > > data at the max sample rate of 2.5 MSPS. > > > > ... > > > --- > > drivers/iio/adc/Kconfig | 1 + > > drivers/iio/adc/ad7944.c | 291 ++++++++++++++++++++++++++++++++++++++++++++--- > > 2 files changed, 276 insertions(+), 16 deletions(-) > > > > diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig > > index a3e8ac569ce4c6b6b30b48acb265d530aa98e89c..995b9cacbaa964d26424346120c139858f93cdcd 100644 > > --- a/drivers/iio/adc/Kconfig > > +++ b/drivers/iio/adc/Kconfig > > @@ -360,6 +360,7 @@ config AD7923 > > config AD7944 > > tristate "Analog Devices AD7944 and similar ADCs driver" > > depends on SPI > > + select SPI_OFFLOAD > > select IIO_BUFFER > > I missed adding > > select IIO_BUFFER_DMAENGINE > Tweaked and pushed out. > Closes: https://lore.kernel.org/oe-kbuild-all/202502082251.NuHT15R7-lkp@intel.com/ > > > select IIO_TRIGGERED_BUFFER > > help > >