From patchwork Mon Aug 12 07:28:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Baolu Lu X-Patchwork-Id: 13760266 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (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 2A9A314F138; Mon, 12 Aug 2024 07:32:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723447923; cv=none; b=Od4+rv8zBT4uU4ihK0kZYh0teW+UbpkaA/wzH8TxlzWREAex3UCucUZXze5Yb3BEKr4LNo030l5EKPk4q9tYCxHYWZ9S4sFrV/L0HFpVb2ksmgRGOshpNKVwlwrOUBbL5rlQVjPnVMQIogv6Fh++AhbaHN+Rnq9zBqR8oA2g5KQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723447923; c=relaxed/simple; bh=YICp9joOECakgIGokpdFofJxcmG9NCv1dYggMCI17Uc=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=fvvPds1hpy23gwt53YTOtUSD5d0Di78b/PdwgXphtO6V8FUeKxUJdSOz458+0KgwUhQ8MLsb9W7tsgyxeuqo/skNgQ/h3z2bTU62Ia2Ey5Tv1dBThx5YUPUHi7orstFmZD8kfIauERbVh1uxXIzcLUCSZ+CR1Mjik8Trg1xLtS0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=jAJc3bAf; arc=none smtp.client-ip=192.198.163.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="jAJc3bAf" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1723447921; x=1754983921; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=YICp9joOECakgIGokpdFofJxcmG9NCv1dYggMCI17Uc=; b=jAJc3bAfqSsvy+PCUQ2mlOtwN7aMEbIkrUfQBT0VBnSvcJI6hAOH4Dkg hFs6s3dTyt7jR45Z8zNKqTWpi9KTA05XS2Lg3giHBFSo8Tzmz6HmvRTRV j6p6E8TiOFmWo7TPkdLh3QQ56uWHLbFj++mMGLzQ2jfuRawbTSHeaBEHM WXMDnSmi4AtAgN/RpWOWLxF3f5a9teT9HQRqDFqeAn+kYOs+Y1vLMYC+T IwrIyx1tpQG0SoTgueUTqG8JrdxEnpv1c5Ev6lEAXOGINcYsbBZsj8/07 F3VPxlwspcKVMFm8dWiIJbjdPASSDfZHleE8IQKdgu4ASXg9rgyCsF1MZ A==; X-CSE-ConnectionGUID: an98I38zSy2eu9NRr3+stQ== X-CSE-MsgGUID: 666yAXVbRaSFkdcFsyxWXg== X-IronPort-AV: E=McAfee;i="6700,10204,11161"; a="46942859" X-IronPort-AV: E=Sophos;i="6.09,282,1716274800"; d="scan'208";a="46942859" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Aug 2024 00:32:00 -0700 X-CSE-ConnectionGUID: rpnO7eRTSpOQFjsZp8jpOg== X-CSE-MsgGUID: +Ty6jrrYQwuE5rsEJehuaA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,282,1716274800"; d="scan'208";a="62832178" Received: from allen-box.sh.intel.com ([10.239.159.127]) by fmviesa004.fm.intel.com with ESMTP; 12 Aug 2024 00:31:42 -0700 From: Lu Baolu To: Bjorn Andersson , Mathieu Poirier , Joerg Roedel , Will Deacon , Robin Murphy , Jason Gunthorpe , Kevin Tian Cc: linux-remoteproc@vger.kernel.org, iommu@lists.linux.dev, linux-kernel@vger.kernel.org, Lu Baolu , Jason Gunthorpe Subject: [PATCH 1/1] remoteproc: Use iommu_paging_domain_alloc() Date: Mon, 12 Aug 2024 15:28:11 +0800 Message-Id: <20240812072811.9737-1-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-remoteproc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 An iommu domain is allocated in rproc_enable_iommu() and is attached to rproc->dev.parent in the same function. Use iommu_paging_domain_alloc() to make it explicit. Signed-off-by: Lu Baolu Reviewed-by: Jason Gunthorpe Link: https://lore.kernel.org/r/20240610085555.88197-13-baolu.lu@linux.intel.com --- drivers/remoteproc/remoteproc_core.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index f276956f2c5c..eb66f78ec8b7 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -109,10 +109,10 @@ static int rproc_enable_iommu(struct rproc *rproc) return 0; } - domain = iommu_domain_alloc(dev->bus); - if (!domain) { + domain = iommu_paging_domain_alloc(dev); + if (IS_ERR(domain)) { dev_err(dev, "can't alloc iommu domain\n"); - return -ENOMEM; + return PTR_ERR(domain); } iommu_set_fault_handler(domain, rproc_iommu_fault, rproc);