From mboxrd@z Thu Jan 1 00:00:00 1970 From: "=?UTF-8?q?Christian=20K=C3=B6nig?=" Subject: [PATCH 2/6] PCI/P2PDMA: start with a whitelist for root complexes Date: Thu, 18 Apr 2019 14:09:24 +0200 Message-ID: <20190418120928.2699-3-christian.koenig@amd.com> References: <20190418120928.2699-1-christian.koenig@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190418120928.2699-1-christian.koenig-5C7GfCeVMHo@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org List-Id: dri-devel@lists.freedesktop.org QSBsb3Qgb2Ygcm9vdCBjb21wbGV4ZXMgY2FuIHN0aWxsIGRvIFAyUCBldmVuIHdoZW4gUENJIGRl dmljZXMKZG9uJ3Qgc2hhcmUgYSBjb21tb24gdXBzdHJlYW0gYnJpZGdlLgoKU3RhcnQgYWRkaW5n IGEgd2hpdGVsaXN0IGFuZCBhbGxvdyBQMlAgaWYgYm90aCBwYXJ0aWNpcGFudHMgYXJlCmF0dGFj aGVkIHRvIGtub3duIGdvb2Qgcm9vdCBjb21wbGV4LgoKU2lnbmVkLW9mZi1ieTogQ2hyaXN0aWFu IEvDtm5pZyA8Y2hyaXN0aWFuLmtvZW5pZ0BhbWQuY29tPgotLS0KIGRyaXZlcnMvcGNpL3AycGRt YS5jIHwgMzggKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKystLS0KIDEgZmlsZSBj aGFuZ2VkLCAzNSBpbnNlcnRpb25zKCspLCAzIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2Ry aXZlcnMvcGNpL3AycGRtYS5jIGIvZHJpdmVycy9wY2kvcDJwZG1hLmMKaW5kZXggYzUyMjk4ZDc2 ZTY0Li4yMTJiYWFhN2Y5M2IgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvcGNpL3AycGRtYS5jCisrKyBi L2RyaXZlcnMvcGNpL3AycGRtYS5jCkBAIC0yNzQsNiArMjc0LDMxIEBAIHN0YXRpYyB2b2lkIHNl cV9idWZfcHJpbnRfYnVzX2RldmZuKHN0cnVjdCBzZXFfYnVmICpidWYsIHN0cnVjdCBwY2lfZGV2 ICpwZGV2KQogCXNlcV9idWZfcHJpbnRmKGJ1ZiwgIiVzOyIsIHBjaV9uYW1lKHBkZXYpKTsKIH0K IAorLyoKKyAqIElmIHdlIGNhbid0IGZpbmQgYSBjb21tb24gdXBzdHJlYW0gYnJpZGdlIHRha2Ug YSBsb29rIGF0IHRoZSByb290IGNvbXBsZXggYW5kCisgKiBjb21wYXJlIGl0IHRvIGEgd2hpdGVs aXN0IG9mIGtub3duIGdvb2QgaGFyZHdhcmUuCisgKi8KK3N0YXRpYyBib29sIHJvb3RfY29tcGxl eF93aGl0ZWxpc3Qoc3RydWN0IHBjaV9kZXYgKmRldikKK3sKKwlzdHJ1Y3QgcGNpX2hvc3RfYnJp ZGdlICpob3N0ID0gcGNpX2ZpbmRfaG9zdF9icmlkZ2UoZGV2LT5idXMpOworCXN0cnVjdCBwY2lf ZGV2ICpyb290ID0gcGNpX2dldF9zbG90KGhvc3QtPmJ1cywgUENJX0RFVkZOKDAsIDApKTsKKwl1 bnNpZ25lZCBzaG9ydCB2ZW5kb3IsIGRldmljZTsKKworCWlmICghcm9vdCkKKwkJcmV0dXJuIGZh bHNlOworCisJdmVuZG9yID0gcm9vdC0+dmVuZG9yOworCWRldmljZSA9IHJvb3QtPmRldmljZTsK KwlwY2lfZGV2X3B1dChyb290KTsKKworCS8qIEFNRCBaRU4gaG9zdCBicmlkZ2VzIGNhbiBkbyBw ZWVyIHRvIHBlZXIgKi8KKwlpZiAodmVuZG9yID09IFBDSV9WRU5ET1JfSURfQU1EICYmIGRldmlj ZSA9PSAweDE0NTApCisJCXJldHVybiB0cnVlOworCisJLyogVE9ETzogRXh0ZW5kIHRoYXQgdG8g YSBwcm9wZXIgd2hpdGVsaXN0ICovCisJcmV0dXJuIGZhbHNlOworfQorCiAvKgogICogRmluZCB0 aGUgZGlzdGFuY2UgdGhyb3VnaCB0aGUgbmVhcmVzdCBjb21tb24gdXBzdHJlYW0gYnJpZGdlIGJl dHdlZW4KICAqIHR3byBQQ0kgZGV2aWNlcy4KQEAgLTMxNywxMyArMzQyLDEzIEBAIHN0YXRpYyB2 b2lkIHNlcV9idWZfcHJpbnRfYnVzX2RldmZuKHN0cnVjdCBzZXFfYnVmICpidWYsIHN0cnVjdCBw Y2lfZGV2ICpwZGV2KQogICogSW4gdGhpcyBjYXNlLCBhIGxpc3Qgb2YgYWxsIGluZnJpbmdpbmcg YnJpZGdlIGFkZHJlc3NlcyB3aWxsIGJlCiAgKiBwb3B1bGF0ZWQgaW4gYWNzX2xpc3QgKGFzc3Vt aW5nIGl0J3Mgbm9uLW51bGwpIGZvciBwcmludGsgcHVycG9zZXMuCiAgKi8KLXN0YXRpYyBpbnQg dXBzdHJlYW1fYnJpZGdlX2Rpc3RhbmNlKHN0cnVjdCBwY2lfZGV2ICphLAotCQkJCSAgICBzdHJ1 Y3QgcGNpX2RldiAqYiwKK3N0YXRpYyBpbnQgdXBzdHJlYW1fYnJpZGdlX2Rpc3RhbmNlKHN0cnVj dCBwY2lfZGV2ICpwcm92aWRlciwKKwkJCQkgICAgc3RydWN0IHBjaV9kZXYgKmNsaWVudCwKIAkJ CQkgICAgc3RydWN0IHNlcV9idWYgKmFjc19saXN0KQogeworCXN0cnVjdCBwY2lfZGV2ICphID0g cHJvdmlkZXIsICpiID0gY2xpZW50LCAqYmI7CiAJaW50IGRpc3RfYSA9IDA7CiAJaW50IGRpc3Rf YiA9IDA7Ci0Jc3RydWN0IHBjaV9kZXYgKmJiID0gTlVMTDsKIAlpbnQgYWNzX2NudCA9IDA7CiAK IAkvKgpAQCAtMzU0LDYgKzM3OSwxMyBAQCBzdGF0aWMgaW50IHVwc3RyZWFtX2JyaWRnZV9kaXN0 YW5jZShzdHJ1Y3QgcGNpX2RldiAqYSwKIAkJZGlzdF9hKys7CiAJfQogCisJLyogQWxsb3cgdGhl IGNvbm5lY3Rpb24gaWYgYm90aCBkZXZpY2VzIGFyZSBvbiBhIHdoaXRlbGlzdGVkIHJvb3QKKwkg KiBjb21wbGV4LCBidXQgYWRkIGFuIGFyYml0YXJ5IGxhcmdlIHZhbHVlIHRvIHRoZSBkaXN0YW5j ZS4KKwkgKi8KKwlpZiAocm9vdF9jb21wbGV4X3doaXRlbGlzdChwcm92aWRlcikgJiYKKwkgICAg cm9vdF9jb21wbGV4X3doaXRlbGlzdChjbGllbnQpKQorCQlyZXR1cm4gMHgxMDAwICsgZGlzdF9h ICsgZGlzdF9iOworCiAJcmV0dXJuIC0xOwogCiBjaGVja19iX3BhdGhfYWNzOgotLSAKMi4xNy4x CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQtZ2Z4 IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3Rz LmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZng=