From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Chen Subject: [PATCH 2/7] xen/arm: SMMU: Introduce a helper to add DT device to SMMU Date: Fri, 30 Jun 2017 11:15:06 +0800 Message-ID: <1498792511-25149-3-git-send-email-Wei.Chen@arm.com> References: <1498792511-25149-1-git-send-email-Wei.Chen@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1498792511-25149-1-git-send-email-Wei.Chen@arm.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: xen-devel@lists.xen.org Cc: sstabellini@kernel.org, wei.chen@arm.com, steve.capper@arm.com, Kaly.Xin@arm.com, julien.grall@arm.com, nd@arm.com List-Id: xen-devel@lists.xenproject.org SW4gY3VycmVudCBjb2RlLCB3ZSBvbmx5IGhhdmUgdGhlIGlvbW11X2FkZF9kZXZpY2UgdG8gYWRk IFBDSSBkZXZpY2UKdG8gSU9NTVUuIEJ1dCBmb3IgQVJNIFNNTVUsIHdlIGRvbid0IGhhdmUgYSBz ZXBhcmF0ZSBoZWxwZXIgdG8gYWRkCnBsYXRmb3JtIGRldmljZSB3aXRoIGRldmljZSB0cmVlIHRv IFNNTVUuIFRoaXMgd29yayB3YXMgaW5jbHVkZWQgaW4KdGhlIGlvbW11X2Fzc2lnbl9kdF9kZXZp Y2UuIEJ1dCBzb21ldGltZXMsIHdlIGp1c3Qgd2FudCB0byBhZGQgZGV2aWNlCnRvIFNNTVUgdG8g ZG8gc29tZSBwcmVwYXJhdGlvbiBmb3IgZnVydGhlciB1c2UuIEluIHRoaXMgY2FzZSwgd2UgY2Fu J3QKY2FsbCBpb21tdV9hc3NpZ25fZHRfZGV2aWNlLgoKSW4gcHJldmlvdXMgcGF0Y2gsIHdlIGhh dmUgaW1wbGVtZW50IHRoZSBhZGRfZGV2aWNlIGNhbGxiYWNrIGZvciBTTU1VLApzbyB3ZSBjYW4g c2VwYXJhdGUgdGhpcyB3b3JrIGZyb20gYXNzaWduX2RldmljZSBub3cuCgpTaWduZWQtb2ZmLWJ5 OiBXZWkgQ2hlbiA8V2VpLkNoZW5AYXJtLmNvbT4KLS0tCiB4ZW4vZHJpdmVycy9wYXNzdGhyb3Vn aC9kZXZpY2VfdHJlZS5jIHwgMjAgKysrKysrKysrKysrKysrKysrKysKIHhlbi9pbmNsdWRlL3hl bi9pb21tdS5oICAgICAgICAgICAgICAgfCAgMSArCiAyIGZpbGVzIGNoYW5nZWQsIDIxIGluc2Vy dGlvbnMoKykKCmRpZmYgLS1naXQgYS94ZW4vZHJpdmVycy9wYXNzdGhyb3VnaC9kZXZpY2VfdHJl ZS5jIGIveGVuL2RyaXZlcnMvcGFzc3Rocm91Z2gvZGV2aWNlX3RyZWUuYwppbmRleCA5OWVkNDll Li5hOGY0MDNhIDEwMDY0NAotLS0gYS94ZW4vZHJpdmVycy9wYXNzdGhyb3VnaC9kZXZpY2VfdHJl ZS5jCisrKyBiL3hlbi9kcml2ZXJzL3Bhc3N0aHJvdWdoL2RldmljZV90cmVlLmMKQEAgLTI0LDYg KzI0LDI2IEBACiAKIHN0YXRpYyBzcGlubG9ja190IGR0ZGV2c19sb2NrID0gU1BJTl9MT0NLX1VO TE9DS0VEOwogCitpbnQgaW9tbXVfYWRkX2R0X2RldmljZShzdHJ1Y3QgZG9tYWluICpkLCBzdHJ1 Y3QgZHRfZGV2aWNlX25vZGUgKmRldikKK3sKKyAgICBpbnQgcmM7CisKKyAgICBzdHJ1Y3QgZG9t YWluX2lvbW11ICpoZCA9IGRvbV9pb21tdShkKTsKKworICAgIGlmICggIWlvbW11X2VuYWJsZWQg fHwgIWhkLT5wbGF0Zm9ybV9vcHMgfHwKKyAgICAgICAgICFoZC0+cGxhdGZvcm1fb3BzLT5hZGRf ZGV2aWNlICkKKyAgICAgICAgcmV0dXJuIDA7CisKKyAgICBzcGluX2xvY2soJmR0ZGV2c19sb2Nr KTsKKworICAgIC8qIFRoZSBkZXZmbiBmaWVsZCBkb2Vzbid0IG1hdHRlciB0byBEVCBkZXZpY2Uu ICovCisgICAgcmMgPSBoZC0+cGxhdGZvcm1fb3BzLT5hZGRfZGV2aWNlKDAsIGR0X3RvX2Rldihk ZXYpKTsKKworICAgIHNwaW5fdW5sb2NrKCZkdGRldnNfbG9jayk7CisKKyAgICByZXR1cm4gcmM7 Cit9CisKIGludCBpb21tdV9hc3NpZ25fZHRfZGV2aWNlKHN0cnVjdCBkb21haW4gKmQsIHN0cnVj dCBkdF9kZXZpY2Vfbm9kZSAqZGV2KQogewogICAgIGludCByYyA9IC1FQlVTWTsKZGlmZiAtLWdp dCBhL3hlbi9pbmNsdWRlL3hlbi9pb21tdS5oIGIveGVuL2luY2x1ZGUveGVuL2lvbW11LmgKaW5k ZXggNTgwM2UzZi4uZWMwM2ZhYSAxMDA2NDQKLS0tIGEveGVuL2luY2x1ZGUveGVuL2lvbW11LmgK KysrIGIveGVuL2luY2x1ZGUveGVuL2lvbW11LmgKQEAgLTEzMiw2ICsxMzIsNyBAQCB2b2lkIGlv bW11X3JlYWRfbXNpX2Zyb21faXJlKHN0cnVjdCBtc2lfZGVzYyAqbXNpX2Rlc2MsIHN0cnVjdCBt c2lfbXNnICptc2cpOwogI2lmZGVmIENPTkZJR19IQVNfREVWSUNFX1RSRUUKICNpbmNsdWRlIDx4 ZW4vZGV2aWNlX3RyZWUuaD4KIAoraW50IGlvbW11X2FkZF9kdF9kZXZpY2Uoc3RydWN0IGRvbWFp biAqZCwgc3RydWN0IGR0X2RldmljZV9ub2RlICpkZXYpOwogaW50IGlvbW11X2Fzc2lnbl9kdF9k ZXZpY2Uoc3RydWN0IGRvbWFpbiAqZCwgc3RydWN0IGR0X2RldmljZV9ub2RlICpkZXYpOwogaW50 IGlvbW11X2RlYXNzaWduX2R0X2RldmljZShzdHJ1Y3QgZG9tYWluICpkLCBzdHJ1Y3QgZHRfZGV2 aWNlX25vZGUgKmRldik7CiBpbnQgaW9tbXVfZHRfZG9tYWluX2luaXQoc3RydWN0IGRvbWFpbiAq ZCk7Ci0tIAoyLjcuNAoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0 cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=