From mboxrd@z Thu Jan 1 00:00:00 1970 From: zhoucm1 Subject: Re: libdrm amdgpu semaphores questions Date: Fri, 2 Dec 2016 09:41:05 +0800 Message-ID: <5840D131.7090207@amd.com> References: <420B93AA-EBE2-4DB4-B0D0-AE574AEFA22B@amd.com> <583FB287.5050602@amd.com> <583FBF14.8000506@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: 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: Dave Airlie Cc: amd-gfx mailing list , "Mao, David" VGhhbmtzIERhdmUsIGdvdCB5b3VyIHN1Z2dlc3Rpb24uCgpSZWdhcmRzLApEYXZpZCBaaG91CgpP biAyMDE25bm0MTLmnIgwMuaXpSAwMzo0NCwgRGF2ZSBBaXJsaWUgd3JvdGU6Cj4gSGkgRGF2aWQs Cj4KPiBTb21lIG9uZSBtYWpvciByZXZpZXcgc3VnZ2VzdGlvbiwgZG9uJ3QgdXNlIGZpbGUgZGVz Y3JpcHRvcnMgZm9yCj4gc2VtYXBob3JlLCBhcyBmZCdzIGFyZSBhIGxpbWl0ZWQgcmVzb3VyY2Ug YW5kIHdlIGRvbid0IHdhbnQgdG8gdXNlCj4gdGhlbSBhbGwgdXAuCj4KPiBZb3UgY3JlYXRlIHNl bWFwaG9yZSBvYmplY3RzIGFuZCB1c2UgdGhlbSBpbiBhIHNpbmdsZSBwcm9jZXNzIHdpdGhvdXQK PiB0aGVtIGJlaW5nIGZkcywgdGhlbiB3aGVuIHVzZXJzcGFjZSB3YW50cyB0byBzaGFyZSB3aXRo IGFub3RoZXIKPiBwcm9jZXNzCj4geW91IGNvbnZlcnQgdGhlIHNlbWFwaG9yZSBvYmplY3QgdG8g YW4gZmQsIHBhc3MgaXQgdG8gdGhlIG90aGVyCj4gcHJvY2VzcyBhbmQgaGF2ZSBpdCBjb252ZXJ0 IGl0IGJhY2sgaW50byBhIHNlbWFwaG9yZSBvYmplY3QuCj4KPiBEYXZlLgo+Cj4gT24gMSBEZWNl bWJlciAyMDE2IGF0IDE2OjExLCB6aG91Y20xIDxkYXZpZDEuemhvdUBhbWQuY29tPiB3cm90ZToK Pj4gSGkgRGF2ZSwKPj4KPj4gQXMgdGhlIGF0dGFjaGVkLCBvdXIgVnVsa2FuIHRlYW0gaXMgdmVy aWZ5aW5nIGl0Lgo+Pgo+PiBUaGFua3MsCj4+IERhdmlkIFpob3UKPj4KPj4KPj4gT24gMjAxNuW5 tDEy5pyIMDHml6UgMTM6NDQsIERhdmUgQWlybGllIHdyb3RlOgo+Pgo+PiBPbiAxIERlYy4gMjAx NiAxNToyMiwgInpob3VjbTEiIDxkYXZpZDEuemhvdUBhbWQuY29tPiB3cm90ZToKPj4+IFllcywg dGhlIG9sZCBpbXBsZW1lbnRhdGlvbiB3aGljaCBpcyBhbHJlYWR5IGluIHVwc3RyZWFtIGxpYmRy bSBpcyBvdXQgb2YKPj4+IGRhdGEsIHRoZXJlIGlzbid0IG90aGVyIHVzZXIsIHNvIHdlIHdhbnQg dG8gZHJvcCBpdCB3aGVuIG5ldyBzZW1hcGhvcmUgaXMKPj4+IHZlcmlmaWVkIE9LLgo+PiBDb3Vs ZCB5b3UgcG9zdCBzb21lIHBhdGNoZXMgZm9yIHRoZSBuZXcgb25lPyBPdGhlcndpc2UgSSdsbCBo YXZlIHRvIHdyaXRlCj4+IG9uZSBmb3IgcmFkdi4KPj4KPj4gRGF2ZS4KPj4+IFRoYW5rcywKPj4+ IERhdmlkIFpob3UKPj4+Cj4+Pgo+Pj4gT24gMjAxNuW5tDEy5pyIMDHml6UgMTA6MzYsIE1hbywg RGF2aWQgd3JvdGU6Cj4+Pj4gSGkgRGF2ZSwKPj4+PiBpIGJlbGlldmUgeW91ciBmaXJzdCBhdHRl bXB0IGlzIGNvcnJlY3QuCj4+Pj4gVGhlIGV4cG9ydC9pbXBvcnQgc2VtYXBob3JlIG5lZWRzIHJl ZmluZSBvZiB0aGUgc2VtYXBob3JlIGltcGxlbWVudGF0aW9uLgo+Pj4+IFdlIGFyZSB3b3JraW5n IG9uIHRoYXQuCj4+Pj4KPj4+PiBUaGFua3MuCj4+Pj4gQmVzdCBSZWdhcmRzLAo+Pj4+IERhdmlk Cj4+Pj4+IE9uIDEgRGVjIDIwMTYsIGF0IDEwOjEyIEFNLCBEYXZlIEFpcmxpZSA8YWlybGllZEBn bWFpbC5jb20+IHdyb3RlOgo+Pj4+Pgo+Pj4+PiBIZXkgYWxsLAo+Pj4+Pgo+Pj4+PiBTbyBJJ3Zl IHN0YXJ0ZWQgYWRkaW5nIHNlbWFwaG9yZSBzdXBwb3J0IHRvIHJhZHYgYnV0IEknbSBub3QgcmVh bGx5Cj4+Pj4+IHN1cmUgd2hhdCB0aGUgQVBJIHRvIHRoZSBzZW1hcGhvcmUgY29kZSBpcy4KPj4+ Pj4KPj4+Pj4gdGhlIFZ1bGthbiBBUEkgaXMgeW91IGdldCBhIGNvbW1hbmQgc3VibWlzc2lvbiBv ZiBhIG51bWJlciBvZiBzdWJtaXQKPj4+Pj4gdW5pdHMgd2hpY2ggaGF2ZSBhIDAtbiB3YWl0IHNl bWFwaG9yZSwgMC1uIGNvbW1hbmQgYnVmZmVycyBhbmQgMC1uCj4+Pj4+IHNpZ25hbCBzZW1hcGhv cmVzLgo+Pj4+Pgo+Pj4+PiBOb3cgSSdtIG5vdCBzdXJlIGhvdyBJIHNob3VsZCB1c2UgdGhlIEFQ SXMgd2l0aCB0aG9zZS4KPj4+Pj4KPj4+Pj4gTXkgZmlyc3QgYXR0ZW1wdCBpcwo+Pj4+Pgo+Pj4+ PiBjYWxsIGFtZGdwdV9jc193YWl0X3NlbWFwaG9yZSBvbiBhbGwgdGhlIHdhaXQgb25lcywgY2Fs bCB0aGUgY3Mgc3VibWl0Cj4+Pj4+IEFQSSwgdGhlbiBjYWxsIHRoZSBhbWRncHVfY3Nfc2lnbmFs X3NlbWFwaG9yZSBvbiBhbGwgdGhlIHNpZ25hbCBvbmVzPwo+Pj4+Pgo+Pj4+PiBvciBzaG91bGQg SSBiZSB1cCBmcm9udCBjYWxsaW5nIHdhaXQvc2lnbmFsIHRoZW4gc3VibWl0dGluZyB0aGUgY29t bWFuZAo+Pj4+PiBzdHJlYW1zPwo+Pj4+Pgo+Pj4+PiBBbHNvIHVwY29taW5nIHdvcmsgcmVxdWly ZXMgcG9zc2libHkgc2hhcmluZyBzZW1hcGhvcmVzIGJldHdlZW4KPj4+Pj4gcHJvY2Vzc2VzLCBp cyB0aGVyZSBhbnkgaW5kaWNhdGlvbiBob3cgdGhpcyBtaWdodCBiZSBtYWRlIHdvcmsgd2l0aAo+ Pj4+PiB0aGUgbGliZHJtX2FtZGdwdSBzZW1hcGhvcmUgaW1wbGVtZW50YXRpb24/Cj4+Pj4+Cj4+ Pj4+IFRoYW5rcywKPj4+Pj4gRGF2ZS4KPj4+Pj4gX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KPj4+Pj4gYW1kLWdmeCBtYWlsaW5nIGxpc3QKPj4+Pj4gYW1k LWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPj4+Pj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cj4+Pj4gX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KPj4+PiBhbWQtZ2Z4IG1haWxpbmcgbGlzdAo+Pj4+ IGFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4+Pj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cj4+Pgo+PgoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1k LWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcv bWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==