From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhang, Jerry (Junwei)" Subject: Re: [PATCH] drm/amdgpu: Reserve fence slots for command submission Date: Wed, 4 Jul 2018 17:23:29 +0800 Message-ID: <5B3C9211.3040303@amd.com> References: <1530673358-20219-1-git-send-email-Jerry.Zhang@amd.com> <5B3C6F7B.80901@amd.com> <9fd5d981-3725-289b-94ff-73da521e3061@daenzer.net> <5B3C7DE6.3020405@amd.com> <9211988c-b543-e0b1-7598-59cad147fb28@amd.com> <6a23190d-dafe-956d-793e-c0100f3d405c@daenzer.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <6a23190d-dafe-956d-793e-c0100f3d405c-otUistvHUpPR7s880joybQ@public.gmane.org> 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: =?UTF-8?B?TWljaGVsIETDpG56ZXI=?= , =?UTF-8?B?Q2hy?= =?UTF-8?B?aXN0aWFuIEvDtm5pZw==?= Cc: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org T24gMDcvMDQvMjAxOCAwNToxNSBQTSwgTWljaGVsIETDpG56ZXIgd3JvdGU6Cj4gT24gMjAxOC0w Ny0wNCAxMTowMSBBTSwgQ2hyaXN0aWFuIEvDtm5pZyB3cm90ZToKPj4gQW0gMDQuMDcuMjAxOCB1 bSAwOTo1NyBzY2hyaWViIFpoYW5nLCBKZXJyeSAoSnVud2VpKToKPj4+IE9uIDA3LzA0LzIwMTgg MDM6MjEgUE0sIE1pY2hlbCBEw6RuemVyIHdyb3RlOgo+Pj4+IE9uIDIwMTgtMDctMDQgMDg6NTUg QU0sIFpoYW5nLCBKZXJyeSAoSnVud2VpKSB3cm90ZToKPj4+Pj4gT24gMDcvMDQvMjAxOCAwMjoz NCBQTSwgQ2hyaXN0aWFuIEvDtm5pZyB3cm90ZToKPj4+Pj4+IEFtIDA0LjA3LjIwMTggdW0gMDU6 MDIgc2NocmllYiBKdW53ZWkgWmhhbmc6Cj4+Pj4+Pj4gRnJvbTogTWljaGVsIETDpG56ZXIgPG1p Y2hlbC5kYWVuemVyQGFtZC5jb20+Cj4+Pj4+Pj4KPj4+Pj4+PiBXaXRob3V0IHRoaXMsIHRoZXJl IGNvdWxkIG5vdCBiZSBlbm91Z2ggc2xvdHMsIHdoaWNoIGNvdWxkIHRyaWdnZXIKPj4+Pj4+PiB0 aGUKPj4+Pj4+PiBCVUdfT04gaW4gcmVzZXJ2YXRpb25fb2JqZWN0X2FkZF9zaGFyZWRfZmVuY2Uu Cj4+Pj4+Pj4KPj4+Pj4+PiB2MjoKPj4+Pj4+PiAqIEp1bXAgdG8gdGhlIGVycm9yIGxhYmVsIGlu c3RlYWQgb2YgcmV0dXJuaW5nIGRpcmVjdGx5IChKZXJyeSBaaGFuZykKPj4+Pj4+PiB2MzoKPj4+ Pj4+PiAqIFJlc2VydmUgc2xvdHMgZm9yIGNvbW1hbmQgc3VibWlzc2lvbiBhZnRlciBWTSB1cGRh dGVzIChDaHJpc3RpYW4KPj4+Pj4+PiBLw7ZuaWcpCj4+Pj4+Pj4KPj4+Pj4+PiBDYzogc3RhYmxl QHZnZXIua2VybmVsLm9yZwo+Pj4+Pj4+IEJ1Z3ppbGxhOiBodHRwczovL2J1Z3MuZnJlZWRlc2t0 b3Aub3JnLzEwNjQxOAo+Pj4+Pj4+IFJlcG9ydGVkLWJ5OiBtaWtoYWlsLnYuZ2F2cmlsb3ZAZ21h aWwuY29tCj4+Pj4+Pj4gU2lnbmVkLW9mZi1ieTogTWljaGVsIETDpG56ZXIgPG1pY2hlbC5kYWVu emVyQGFtZC5jb20+Cj4+Pj4+Pj4gU2lnbmVkLW9mZi1ieTogSnVud2VpIFpoYW5nIDxKZXJyeS5a aGFuZ0BhbWQuY29tPgo+Pj4+Pj4KPj4+Pj4+IEkgd291bGQgcHV0IHRoYXQgYXQgdGhlIGVuZCBv ZiBhbWRncHVfYm9fdm1fdXBkYXRlX3B0ZSgpLCBidXQgdGhhdCBpcwo+Pj4+Pj4gb25seSBhIG1p bm9yIG5pdCBwaWNrLgo+Pj4+Pgo+Pj4+PiBBdCBmaXJzdCwgSSByZWFsbHkgcHV0IGl0IGF0IHRo ZSBlbmQgb2YgYW1kZ3B1X2JvX3ZtX3VwZGF0ZV9wdGUoKS4KPj4+Pj4gT24gdGhlIDJuZCB0aG91 Z2h0LCB0aGF0IGZ1bmMgbWF5IGJlIGNhbGxlZCBieSBvdGhlcnMoYWx0aG91Z2ggaXQncyBub3QK Pj4+Pj4gZm9yIG5vdyksIHNvIEkgbW92ZSBpdCBvdXQgb2YgdGhlcmUgdG8gdGhlIGNhbGxlci4K Pj4KPj4gV2VsbCB0aGF0IGlzIGV4YWN0bHkgdGhlIHJlYXNvbiBJIHdhbnRlZCB0byBoYXZlIGl0 IGluCj4+IGFtZGdwdV9ib192bV91cGRhdGVfcHRlKCkgOikKPj4KPj4gQnV0IHlvdSBhcmUgcmln aHQsIHRoZXJlIGFyZSBnb29kIGFyZ3VtZW50cyBmb3IgYm90aCBhcHByb2FjaCBhbmQgYXMKPj4g bG9uZyBhcyB3ZSBkb24ndCBoYXZlIGEgc2Vjb25kIHVzZXIgaXQgZG9lc24ndCBtYXR0ZXIuCj4K PiBJbiBnZW5lcmFsLCBJIHRoaW5rIGl0J3MgYmV0dGVyIHRvIGtlZXAgdGhlCj4gcmVzZXJ2YXRp b25fb2JqZWN0X3Jlc2VydmVfc2hhcmVkIGNhbGxzIGFzIGNsb3NlIGFzIHBvc3NpYmxlIHRvIHRo ZQo+IGNvcnJlc3BvbmRpbmcgcmVzZXJ2YXRpb25fb2JqZWN0X2FkZF9zaGFyZWRfZmVuY2UgY2Fs bHMsIG90aGVyd2lzZSBpdCdzCj4gaGFyZCB0byBrZWVwIHRyYWNrIG9mIHdoZXRoZXIgb3Igbm90 IGEgc2xvdCBpcyByZXNlcnZlZCBhdCBhbnkgZ2l2ZW4gcG9pbnQuCgpBZ3JlZSwgSSBhbHNvIGNv bnNpZGVyIHRoYXQgcHJldmlvdXNseSwganVzdCBiZWZvcmUgdGhlIGNvbW1hbmQgc3VibWlzc2lv bi4Kd2hpbGUgSSB0aGluayAyIG1vcmUgdGhpbmdzIHRoZW46CgoxKSBhbWRncHVfY3NfaWJfdm1f Y2h1bmsoKSBpcyB1bmlxdWUgZnVuYyBkdXJpbmcgY3MgaW9jdGwsCmluIGFub3RoZXIgd29yZCwg aXQncyBhIE1VU1QgcGFydCBvZiB0aGF0LCBzbyBpdCB3aWxsIG5vdCBpbXBhY3Qgb3RoZXJzLgpB ZGRpdGlvbmFsbHkgaXQgYWxzbyBjaGVja3MgaWYgdm0gdXNlZCwgb3RoZXJ3aXNlLCB0aGUgcmVz ZXJ2ZSBpcyBub3QgbmVlZGVkIGVpdGhlci4KCjIpIGFkZGluZyB0aGUgcmVzZXJ2ZSB3aXRoIHZt IGNoZWNraW5nIGluIGFtZGdwdV9jc19zdWJtaXQoKSBsb29rcyBub3Qgc28gZ29vZCBhcyB3ZWxs LgpJTU8uIHNvIEkgZGVjaWRlIHRvIGluc2VydCB0aGF0IGluIGFtZGdwdV9jc19pYl92bV9jaHVu aygpIHZtIGV4aXN0aW5nIGNhc2UuCgpCVFcsIHdlIG1heSBhZGQgc29tZSBjb21tZW50cyBpbiBj b2RlIGFzIHdlbGwgdG8gYmV0dGVyIHJlZmVyZW5jZSBpbiB0aGUgZnV0dXJlLgoKSmVycnkKCj4K PgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQtZ2Z4 IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3Rz LmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK