From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) (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 2E91413B295; Wed, 4 Sep 2024 07:11:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.191 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725433887; cv=none; b=EQKwgrSY3IzI2owztw/Jec02rOWIfOQ7bDSl//ulXQsF83j+GBrYS2LoawbPWW+926xkgAB9qYPyK8D5MRj2IK9ke9m0EoAHpJgvXqa0j0Ie0moxkBIu+cdrFe5tNklm4/nQcoG5I8mCOeaAYz9uTQ+heT0Z4+0iC64VhA+XgKs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725433887; c=relaxed/simple; bh=XUia+7rc1rUXT14/Otf2vEXD49C/QKG8Z2n50lG3/SI=; h=From:To:CC:Subject:Date:Message-ID:References:In-Reply-To: Content-Type:MIME-Version; b=kRXp3+Ms7w+ge6M0aLWOmUXhsD3fmkNo6gUVBsvMO0/IDSK+pJ2rneeTC7EDal+O6t6pCHP5423B87EmTq20vBaJAkQ3XAiz9MYzVOdgjltLhH8w73Vf5zYkutELBW/AfqIiJxOnKUnEBVj0pXv/l3p/MEJke2ZbHmzjTFVUgA8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.191 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.163.44]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4WzD8q1Tdvz1HJ84; Wed, 4 Sep 2024 15:07:55 +0800 (CST) Received: from dggpemf200002.china.huawei.com (unknown [7.185.36.244]) by mail.maildlp.com (Postfix) with ESMTPS id 8227714011D; Wed, 4 Sep 2024 15:11:22 +0800 (CST) Received: from lhrpeml500005.china.huawei.com (7.191.163.240) by dggpemf200002.china.huawei.com (7.185.36.244) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Wed, 4 Sep 2024 15:11:21 +0800 Received: from lhrpeml500005.china.huawei.com ([7.191.163.240]) by lhrpeml500005.china.huawei.com ([7.191.163.240]) with mapi id 15.01.2507.039; Wed, 4 Sep 2024 08:11:19 +0100 From: Shameerali Kolothum Thodi To: Jason Gunthorpe , Mostafa Saleh CC: "acpica-devel@lists.linux.dev" , "Guohanjun (Hanjun Guo)" , "iommu@lists.linux.dev" , Joerg Roedel , Kevin Tian , "kvm@vger.kernel.org" , "Len Brown" , "linux-acpi@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , Lorenzo Pieralisi , "Rafael J. Wysocki" , "Robert Moore" , Robin Murphy , "Sudeep Holla" , Will Deacon , Alex Williamson , Eric Auger , Jean-Philippe Brucker , Moritz Fischer , Michael Shavit , Nicolin Chen , "patches@lists.linux.dev" Subject: RE: [PATCH v2 6/8] iommu/arm-smmu-v3: Support IOMMU_GET_HW_INFO via struct arm_smmu_hw_info Thread-Topic: [PATCH v2 6/8] iommu/arm-smmu-v3: Support IOMMU_GET_HW_INFO via struct arm_smmu_hw_info Thread-Index: AQHa+JkM44hgQT3eCE+0H/cNBDIGbrI/3zqAgAAfZACABEBRAIAA7EQAgACK+ICAAP0kgIAAil8A Date: Wed, 4 Sep 2024 07:11:19 +0000 Message-ID: <9e8153c95b664726bd7fcb6d0605610a@huawei.com> References: <0-v2-621370057090+91fec-smmuv3_nesting_jgg@nvidia.com> <6-v2-621370057090+91fec-smmuv3_nesting_jgg@nvidia.com> <20240830171602.GX3773488@nvidia.com> <20240903001654.GE3773488@nvidia.com> <20240903234019.GI3773488@nvidia.com> In-Reply-To: <20240903234019.GI3773488@nvidia.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogSmFzb24gR3VudGhvcnBl IDxqZ2dAbnZpZGlhLmNvbT4NCj4gU2VudDogV2VkbmVzZGF5LCBTZXB0ZW1iZXIgNCwgMjAyNCAx Mjo0MCBBTQ0KPiBUbzogTW9zdGFmYSBTYWxlaCA8c21vc3RhZmFAZ29vZ2xlLmNvbT4NCj4gQ2M6 IGFjcGljYS1kZXZlbEBsaXN0cy5saW51eC5kZXY7IEd1b2hhbmp1biAoSGFuanVuIEd1bykNCj4g PGd1b2hhbmp1bkBodWF3ZWkuY29tPjsgaW9tbXVAbGlzdHMubGludXguZGV2OyBKb2VyZyBSb2Vk ZWwNCj4gPGpvcm9AOGJ5dGVzLm9yZz47IEtldmluIFRpYW4gPGtldmluLnRpYW5AaW50ZWwuY29t PjsNCj4ga3ZtQHZnZXIua2VybmVsLm9yZzsgTGVuIEJyb3duIDxsZW5iQGtlcm5lbC5vcmc+OyBs aW51eC0NCj4gYWNwaUB2Z2VyLmtlcm5lbC5vcmc7IGxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5m cmFkZWFkLm9yZzsgTG9yZW56byBQaWVyYWxpc2kNCj4gPGxwaWVyYWxpc2lAa2VybmVsLm9yZz47 IFJhZmFlbCBKLiBXeXNvY2tpIDxyYWZhZWxAa2VybmVsLm9yZz47IFJvYmVydA0KPiBNb29yZSA8 cm9iZXJ0Lm1vb3JlQGludGVsLmNvbT47IFJvYmluIE11cnBoeQ0KPiA8cm9iaW4ubXVycGh5QGFy bS5jb20+OyBTdWRlZXAgSG9sbGEgPHN1ZGVlcC5ob2xsYUBhcm0uY29tPjsgV2lsbA0KPiBEZWFj b24gPHdpbGxAa2VybmVsLm9yZz47IEFsZXggV2lsbGlhbXNvbiA8YWxleC53aWxsaWFtc29uQHJl ZGhhdC5jb20+Ow0KPiBFcmljIEF1Z2VyIDxlcmljLmF1Z2VyQHJlZGhhdC5jb20+OyBKZWFuLVBo aWxpcHBlIEJydWNrZXIgPGplYW4tDQo+IHBoaWxpcHBlQGxpbmFyby5vcmc+OyBNb3JpdHogRmlz Y2hlciA8bWRmQGtlcm5lbC5vcmc+OyBNaWNoYWVsIFNoYXZpdA0KPiA8bXNoYXZpdEBnb29nbGUu Y29tPjsgTmljb2xpbiBDaGVuIDxuaWNvbGluY0BudmlkaWEuY29tPjsNCj4gcGF0Y2hlc0BsaXN0 cy5saW51eC5kZXY7IFNoYW1lZXJhbGkgS29sb3RodW0gVGhvZGkNCj4gPHNoYW1lZXJhbGkua29s b3RodW0udGhvZGlAaHVhd2VpLmNvbT4NCj4gU3ViamVjdDogUmU6IFtQQVRDSCB2MiA2LzhdIGlv bW11L2FybS1zbW11LXYzOiBTdXBwb3J0DQo+IElPTU1VX0dFVF9IV19JTkZPIHZpYSBzdHJ1Y3Qg YXJtX3NtbXVfaHdfaW5mbw0KPiANCj4gT24gVHVlLCBTZXAgMDMsIDIwMjQgYXQgMDg6MzQ6MTdB TSArMDAwMCwgTW9zdGFmYSBTYWxlaCB3cm90ZToNCj4gDQo+ID4gPiA+IEZvciBleGFtcGxlLCBL Vk0gZG9lc27igJl0IGFsbG93IHJlYWRpbmcgcmVhZGluZyB0aGUgQ1BVIHN5c3RlbQ0KPiA+ID4g PiByZWdpc3RlcnMgdG8ga25vdyBpZiBTVkUob3Igb3RoZXIgZmVhdHVyZXMpIGlzIHN1cHBvcnRl ZCBidXQgaGlkZXMNCj4gPiA+ID4gdGhhdCBieSBhIENBUCBpbiBLVk1fQ0hFQ0tfRVhURU5TSU9O DQo+ID4gPg0KPiA+ID4gRG8geW91IGtub3cgd2h5Pw0KPiA+DQo+ID4gSSBhbSBub3QgcmVhbGx5 IHN1cmUsIGJ1dCBJIGJlbGlldmUgaXTigJlzIGEgdXNlZnVsIGFic3RyYWN0aW9uDQo+IA0KPiBJ dCBzZWVtcyBvZGQgdG8gbWUsIHVucHJpdiB1c2Vyc3BhY2UgY2FuIGxvb2sgaW4gL3Byb2MvY3B1 aW5mbyBhbmQgc2VlDQo+IFNFViwgd2h5IHdvdWxkIGt2bSBoaWRlIHRoZSBzYW1lIGluZm9ybWF0 aW9uIGJlaGluZCBhDQo+IENBUF9TWVNfQURNSU4vd2hhdGV2ZXIgY2hlY2s/DQoNCkkgZG9u4oCZ dCB0aGluayBLVk0gaGlkZXMgU1ZFIGFsd2F5cy4gSXQgYWxzbyBkZXBlbmRzIG9uIHdoZXRoZXIg dGhlIFZNTSBoYXMNCnJlcXVlc3RlZCBzdmUgZm9yIGEgc3BlY2lmaWMgR3Vlc3Qgb3Igbm90KFFl bXUgaGFzIG9wdGlvbiB0byB0dXJuIHN2ZSBvbi9vZmYsIHNpbWlsYXJseSBwbXUNCmFzIHdlbGwp LiAgQmFzZWQgb24gdGhhdCBLVk0gcG9wdWxhdGVzIHRoZSBHdWVzdCBzcGVjaWZpYyBJRCByZWdp c3RlcnMuICBBbmQgR3Vlc3QNCi9wcm9jL2NwdWluZm8gcmVmbGVjdHMgdGhhdC4NCg0KQW5kIGZv ciBzb21lIGZlYXR1cmVzIGlmIEtWTSBpcyBub3QgaGFuZGxpbmcgdGhlIGZlYXR1cmUgcHJvcGVy bHkgb3Igbm90IG1ha2luZyBhbnkgc2Vuc2UNCnRvIGJlIGV4cG9zZWQgdG8gR3Vlc3QsIHRob3Nl IGZlYXR1cmVzIGFyZSBtYXNrZWQgaW4gSUQgcmVnaXN0ZXJzLg0KDQpSZWNlbnRseSBBUk02NCBJ RCByZWdpc3RlcnMgaGFzIGJlZW4gbWFkZSB3cml0YWJsZSBmcm9tIHVzZXJzcGFjZSB0byBhbGxv dyBWTU0gdG8gdHVybg0Kb24vb2ZmIGZlYXR1cmVzLCBzbyB0aGF0IFZNcyBjYW4gYmUgbWlncmF0 ZWQgYmV0d2VlbiBob3N0cyB0aGF0IGRpZmZlciBpbiBmZWF0dXJlIHN1cHBvcnQuDQoNCmh0dHBz Oi8vbG9yZS5rZXJuZWwub3JnL2FsbC9aUjJZZkFpeFpnYkNGbmI4QGxpbnV4LmRldi9ULyNtN2My NDkzZmQyZDQzYzEzYTMzMzZkMTlmMmRjMDZhODk4MDNjNmZkYg0KDQpUaGFua3MsDQpTaGFtZWVy DQo=