From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Liu, Monk" Subject: RE: [PATCH 2/8] drm/amdgpu: fix sdma v4 startup under SRIOV Date: Tue, 9 Oct 2018 11:45:40 +0000 Message-ID: References: <20181008133521.3237-1-christian.koenig@amd.com> <20181008133521.3237-2-christian.koenig@amd.com> <20181009091708.GB8763@hr-amur2> <5ae6a2fe-80d6-858e-dcd2-2d44ab0b76ce@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <5ae6a2fe-80d6-858e-dcd2-2d44ab0b76ce-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Content-Language: en-US List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: "Koenig, Christian" , "Huang, Ray" , "Min, Frank" , "Ma, Sigil" Cc: "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" Q29udGV4dCBzd2l0Y2ggaXMgZm9yIHByZWVtcHRpb24gYWNyb3NzIGRpZmZlcmVudCBxdWV1ZXMg KGdmeCwgcmxjMC8xLCBwYWdlKSB1bmRlciBiYXJlLW1ldGFsIGVudmlyb25tZW50LA0KRm9yIFNS SU9WIHdlIGRpZG4ndCBuZWVkIGl0IGFuZCB3ZSBkaWRuJ3QgdGVzdCBpdCB5ZXQsIHNvIHdlIGp1 c3QgZGlzYWJsZSBpdCB0byBtYWtlIGxpZmUgZWFzaWVyLCBiZXNpZGVzIHNpbmNlIGVhY2ggVkYg c2hhcmUgb25seSA2IE1TIHNsaWNlIHRoZXJlIGlzIGluIGZhY3Qgbm8gYmVuZWZpdCB0byBlbmFi bGUgaXQgZm9yIFNSSU9WIC4uLg0KDQorIEBNYSwgU2lnaWwgdG8gY29uZmlybQ0KDQpIaSBTaWdp bA0KDQpEbyB5b3UgdGhpbmsgY29udGV4dCBzd2l0Y2ggY291bGQgYmUgZW5hYmxlZCBmb3IgU1JJ T1YgVkYgPz8gSSB3b3JyeSB0aGF0IHRoZSBjb250ZXh0IHN3aXRjaCBoYXZlIGludGVybmFsIGNy dXNoIHdpdGggcHJlZW1wdGlvbiBmb3Igd29ybGQgc3dpdGNoICwgdGhhbmtzICENCg0KL01vbmsN Cg0KLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCkZyb206IENocmlzdGlhbiBLw7ZuaWcgPGNr b2VuaWcubGVpY2h0enVtZXJrZW5AZ21haWwuY29tPiANClNlbnQ6IFR1ZXNkYXksIE9jdG9iZXIg OSwgMjAxOCA2OjU3IFBNDQpUbzogSHVhbmcsIFJheSA8UmF5Lkh1YW5nQGFtZC5jb20+OyBMaXUs IE1vbmsgPE1vbmsuTGl1QGFtZC5jb20+OyBNaW4sIEZyYW5rIDxGcmFuay5NaW5AYW1kLmNvbT4N CkNjOiBhbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZw0KU3ViamVjdDogUmU6IFtQQVRDSCAy LzhdIGRybS9hbWRncHU6IGZpeCBzZG1hIHY0IHN0YXJ0dXAgdW5kZXIgU1JJT1YNCg0KQW0gMDku MTAuMjAxOCB1bSAxMToxNyBzY2hyaWViIEh1YW5nIFJ1aToNCj4gT24gTW9uLCBPY3QgMDgsIDIw MTggYXQgMDM6MzU6MTVQTSArMDIwMCwgQ2hyaXN0aWFuIEvDtm5pZyB3cm90ZToNCj4+IFtTTklQ XQ0KPj4gLQlpZiAoYWRldi0+ZmlybXdhcmUubG9hZF90eXBlICE9IEFNREdQVV9GV19MT0FEX1BT UCkgew0KPj4gLQkJciA9IHNkbWFfdjRfMF9sb2FkX21pY3JvY29kZShhZGV2KTsNCj4+ICsJLyog c3RhcnQgdGhlIGdmeCByaW5ncyBhbmQgcmxjIGNvbXB1dGUgcXVldWVzICovDQo+PiArCWZvciAo aSA9IDA7IGkgPCBhZGV2LT5zZG1hLm51bV9pbnN0YW5jZXM7IGkrKykNCj4+ICsJCXNkbWFfdjRf MF9nZnhfcmVzdW1lKGFkZXYsIGkpOw0KPj4gKw0KPj4gKwlpZiAoYW1kZ3B1X3NyaW92X3ZmKGFk ZXYpKSB7DQo+PiArCQlzZG1hX3Y0XzBfY3R4X3N3aXRjaF9lbmFibGUoYWRldiwgdHJ1ZSk7DQo+ PiArCQlzZG1hX3Y0XzBfZW5hYmxlKGFkZXYsIHRydWUpOw0KPj4gKwl9IGVsc2Ugew0KPj4gKwkJ ciA9IHNkbWFfdjRfMF9ybGNfcmVzdW1lKGFkZXYpOw0KPj4gICAJCWlmIChyKQ0KPj4gICAJCQly ZXR1cm4gcjsNCj4+ICAgCX0NCj4gKyBNb25rLCBGcmFuaywNCj4NCj4gSSBwcm9iYWJseSBjYW5u b3QganVkZ2UgaGVyZSwgdW5kZXIgU1JJT1YsIEkgc2F3IHlvdSBkaXNhYmxlIGN0eCANCj4gc3dp dGNoIGJlZm9yZS4gRG8geW91IGhhdmUgYW55IGNvbmNlcm4gaWYgd2UgZW5hYmxlZCBpdCBoZXJl Lg0KDQpUaGUgcHJvYmxlbSB3YXMgdGhhdCB0aG9zZSBjYWxscyB3aGVyZSBtaXhlZCBpbnRvIHNk bWFfdjRfMF9nZnhfcmVzdW1lKCkgZm9yIHRoZSBmaXJzdCBTRE1BIGluc3RhbmNlLg0KDQpXaGF0 IHdhcyBoYXBwZW5pbmcgaXMgdGhhdCBTRE1BMCB3YXMgaW5pdGlhbGl6ZWQgYW5kIHdoaWxlIGRv aW5nIHNvIGVuYWJsZWQgYm90aCBTRE1BMCBhbmQgU0RNQTEuIFNvIFNETUExIHdhcyBzdGFydGlu ZyB1cCBiZWZvcmUgdGhlIHJpbmcgYnVmZmVyIHdhcyBldmVuIHNldC4NCg0KVGhhdCB0aGlzIGRv ZXNuJ3QgY3Jhc2hlZCB3YXMgcHVyZSBjb2luY2lkZW50IGFuZCBpcyBtb3N0IGxpa2VseSBhbHNv IHRoZSByZWFzb24gd2h5IHdlIHJhbiBpbnRvIHByb2JsZW1zIHdoZW4gcmluZyBidWZmZXJzIHdl cmVuJ3QgaW5pdGlhbGl6ZWQuDQoNClJlZ2FyZHMsDQpDaHJpc3RpYW4uDQoNCj4NCj4gT3RoZXJz LCBsb29rcyBnb29kIGZvciBtZS4gQ2hyaXN0aWFuLCBtYXkgd2Uga25vdyB3aGljaCBraW5kIG9m IGpvYnMgDQo+IHdpbGwgdXNlIHNkbWEgcGFnZSBxdWV1ZShyaW5nKSwgeW91IGtub3csIHdlIGp1 c3Qgc2RtYSBnZnggcXVldWUocmluZykgYmVmb3JlPw0KPg0KPiBUaGFua3MsDQo+IFJheQ0KPg0K DQpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQtZ2Z4 IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3Rz LmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK