From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 E10403A59A3; Fri, 18 Sep 2026 17:51:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789753897; cv=none; b=FvE74xq3azo1lgxOcy2HAhXK6u1PKDPcl4TtO+TL0UKhu2MDsfaYoM2u2XuQ66t6p681sV3d0RDTK3qbtvIgnoU6rnHZhJkdj4+VpI7h23MMTq7N+wdfTR0FHVfNdaLDDBV0l5nyYCXROyFsmPKb9GGUtruTgWHcniJkoRLTO5s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789753897; c=relaxed/simple; bh=uoQwKbBnyLwRMO40qRLvwT+NMsnkuXSfHgdIzhnQ13w=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=EB+YTqLdLHnYsc7nqS/r/ht2Qx6EfweXaFLZn5hpBxTPjUJv3vxfPvGd+kr23iTSiEofe1jiustDuqZc38RIO1pcKMasvLOPUQcSwpfvq2/FZSOwMkEvEP8VW2Cxdy9BbyNm95WyEp9nBEwCGQctdhmpy9IxBrEmRXdJjN7h3IY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=enaMoN+F; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="enaMoN+F" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 65F351F000FF; Fri, 18 Sep 2026 17:51:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789753888; bh=olch3WWvnNqURyGe2D4RLU0hQ/8jCIKXb6iPdnVjxJo=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=enaMoN+FA3FdlQJZTLUkI0UHY4sPnebKA8ahX3RcJxyRhrQsWvhF77Hzg/u01ZBFu phw6i974mM00IxsZN3ZYdSrpnP3Jtx6XeKjFOCaeCXH4wHJPqGEkgg1g/ztCXY5mQZ XhcZVGB4+s4HvaRUfcGIui/ZcWvk0VYECPEQJRivJd8TVRRwt1h2WvPUQbw8RUYDwp Ox+ojPu0FlvovYeiWO7IO99jZnNcTsWVHEUVzTnlKW6qML4VfxjZ0T8BSrp6gX6l3n 9CJ2PIyyUjcKmFbSOFfr5PK/FCOvACKo/tiwV7f2i5iDp5JU9x8EgWaeGnI+tEQ8vO vHm0N9Cj3a8Pw== Date: Fri, 18 Sep 2026 23:21:24 +0530 From: Vinod Koul To: Frank.Li@oss.nxp.com Cc: Mauro Carvalho Chehab , Hans Verkuil , Laurent Pinchart , Jacopo Mondi , Frank Li , Kees Cook , Xu Rao , "open list:MEDIA INPUT INFRASTRUCTURE (V4L/DVB)" , open list , imx@lists.linux.dev Subject: Re: [PATCH v2 1/1] media: m2m-deinterlace: replace direct ->device_prep*() calls with standard DMA engine API Message-ID: References: <20260918140225.2027053-1-Frank.Li@oss.nxp.com> Precedence: bulk X-Mailing-List: linux-kernel@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: <20260918140225.2027053-1-Frank.Li@oss.nxp.com> On 18-09-26, 10:02, Frank.Li@oss.nxp.com wrote: > From: Frank Li > > DMA engine consumers must not call the channel's device_prep_*() function > pointers directly. Use the standard dmaengine wrapper APIs instead. > > Assisted-by: LLM > Reviewed-by: Laurent Pinchart > Signed-off-by: Frank Li Reviewed-by: Vinod Koul -- ~Vinod