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 7E7573C01; Tue, 27 May 2025 17:34:10 +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=1748367250; cv=none; b=XLZmT+8pyoaYjArJABLBh8nZHtLilNBLzthQ9BvDrXfeXFCprKMfntXWKUgDBcu+60h97TBsHLVaLA8EmLj4W6VPFV4+Q4CJgIUiuu8J7qeH8xO0eKHOXCbs56nJhVU7Iq9vOlDz+C3YVUz7bw63R5GtsP/RxNv7vQ/fFJjxZ2A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748367250; c=relaxed/simple; bh=qZf4mFjVbcwn/vc5avP3kiFrZdRyHzyRLJpLACzAnro=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Bb/r7iOsLqxJBAi8ozUA5hHA/fBTFzprsIEffKZ/jLFyeFkP0RuWUdGR/NDUxuVoxwXaRkhoRsyePKYrZQ+bCq2YUrqkEFu2ntexermP14an2hf7Nxx9Cxh0UBf4NOAEusGBvdy53n0Fg1DrGyn4qsjoQ67pGpvvfFB3Jt3QSpY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=WArFm+8H; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="WArFm+8H" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9CC71C4CEE9; Tue, 27 May 2025 17:34:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1748367250; bh=qZf4mFjVbcwn/vc5avP3kiFrZdRyHzyRLJpLACzAnro=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WArFm+8Hh60ienxMCR8WYmVr3zt5nIBGLFUZEhVHVlvl4CeCCwiiwV8M6vLkDtD3c zstFM8j4zgDm7/vdVaPqbNR43KCHm9p7q7ug50+qUopqLixr9km/8rmAGWJKH4GCaS Aaih68C8roJ/f9cfuZ4yNM2iltb7nL8N37HPQL10= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Viresh Kumar , Sudeep Holla , Sasha Levin Subject: [PATCH 6.14 327/783] firmware: arm_ffa: Set dma_mask for ffa devices Date: Tue, 27 May 2025 18:22:04 +0200 Message-ID: <20250527162526.377021403@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250527162513.035720581@linuxfoundation.org> References: <20250527162513.035720581@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Viresh Kumar [ Upstream commit cc0aac7ca17e0ea3ca84b552fc79f3e86fd07f53 ] 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 Signed-off-by: Viresh Kumar Message-Id: Signed-off-by: Sudeep Holla Signed-off-by: Sasha Levin --- drivers/firmware/arm_ffa/bus.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/firmware/arm_ffa/bus.c b/drivers/firmware/arm_ffa/bus.c index fa09a82b44921..eacde92802f58 100644 --- a/drivers/firmware/arm_ffa/bus.c +++ b/drivers/firmware/arm_ffa/bus.c @@ -213,6 +213,7 @@ ffa_device_register(const struct ffa_partition_info *part_info, dev = &ffa_dev->dev; dev->bus = &ffa_bus_type; dev->release = ffa_release_device; + dev->dma_mask = &dev->coherent_dma_mask; dev_set_name(&ffa_dev->dev, "arm-ffa-%d", id); ffa_dev->id = id; -- 2.39.5