From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id E66EF1C2324 for ; Fri, 28 Feb 2025 09:21:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740734494; cv=none; b=tRqnQReLd5xkGe7sA6CFulCMqR/9SblPQ+jMH4HdEplvzwZM5/1smG4k7FISv9fM3pREDjW5FztxQfrJGRAGSTalBI3ISXgkpaeFPQaJdUvpa+ZNVdyPpjiJIyaE4s9hpQm5Ie0DUVTlpRyPxKcveq6jMs5krS1fFv53q+g4PYE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740734494; c=relaxed/simple; bh=CltBDih/UFpGka+hBw0AlgOQ7YqRsfv+JeLCRzAMn34=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Ot4sYqcPrmnCQ+yed+IO75SqpYA1He/1lxLxkPB2qszt5feqqJKg7FPKG6kREzJmjTwUlXIOt/2KCVgyFG37CvGWkSQYcF6GlQNcCIf0DwdhMtd8VKChYX0nzDz9lyKoEJndEUpIHyFnt/6UxKfAmVIXryUDkb2STqYZnrG4FBc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 2FA201515; Fri, 28 Feb 2025 01:21:40 -0800 (PST) Received: from bogus (e133711.arm.com [10.1.196.55]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 9A6FD3F673; Fri, 28 Feb 2025 01:21:23 -0800 (PST) Date: Fri, 28 Feb 2025 09:21:20 +0000 From: Sudeep Holla To: Viresh Kumar Cc: Vincent Guittot , Sudeep Holla , Alex =?iso-8859-1?Q?Benn=E9e?= , Bill Mills , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] firmware: arm_ffa: Set dma_mask for ffa devices Message-ID: References: <20250228082745.rc2u5jiqnq7h737l@vireshk-i7> 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: <20250228082745.rc2u5jiqnq7h737l@vireshk-i7> On Fri, Feb 28, 2025 at 01:57:45PM +0530, Viresh Kumar wrote: > On 17-01-25, 10:09, Sudeep Holla wrote: > > On Fri, Jan 17, 2025 at 03:35:52PM +0530, Viresh Kumar wrote: > > > Set dma_mask for FFA devices, otherwise DMA allocation using the device pointer > > > lead to following warning: > > > > > > WARNING: CPU: 1 PID: 1 at kernel/dma/mapping.c:597 dma_alloc_attrs+0xe0/0x124 > > > > > > > Looks good, will add to my queue after next -rc1. > > Ping. > Sorry I forgot to respond. I kept this out for now as we need to resolve the DT bindings. If you think it can be used/needed irrespective of how we resolve that issue ? If so, I can queue this. -- Regards, Sudeep