From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Xiang, Haihao" Subject: Re: [PATCH] drm/i915: Make sample_c messages go faster on Haswell. Date: Tue, 06 Jan 2015 13:11:53 +0800 Message-ID: <1420521113.2355.56.camel@xhh-u64> References: <1420071780-1075-1-git-send-email-kenneth@whitecape.org> <20150105131915.GW2711@phenom.ffwll.local> <1706304.meRp8Voxv8@vakarian> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1706304.meRp8Voxv8@vakarian> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Kenneth Graunke Cc: intel-gfx@lists.freedesktop.org, "libva@lists.freedesktop.org" List-Id: intel-gfx@lists.freedesktop.org CkhpIEtlbm5ldGgsCgpIb3cgZGlkIHlvdSB0ZXN0IE9TRCA/IEkgY2FuJ3QgcmVwcm9kdWNlIHRo ZSBpc3N1ZSB5b3UgbWVudGlvbmVkLCBPU0QKd29ya3Mgd2VsbCBmb3IgbWUgd2hlbiB1c2luZyBt cGxheWVyLXZhYXBpIHdpdGggdGhlIGxhdGVzdApsaWJ2YS9saWJ2YS1pbnRlbC1kcml2ZXIgbWFz dGVyIGJyYW5jaC4KCkkgdHJpZWQgeW91ciBwYXRjaCwgd2hhdCBzdXJwcmlzZWQgbWUgaXMgT1NE IHN0aWxsIHdvcmtzIHdlbGwgYWZ0ZXIKYXBwbHlpbmcgeW91ciBwYXRjaC4gSXQgc2VlbXMgeW91 ciBwYXRjaCBkaWRuJ3QgZGlzYWJsZSB0aGUgcGFsZXR0ZS4KClRoYW5rcwpIYWloYW8KCgo+IE9u IE1vbmRheSwgSmFudWFyeSAwNSwgMjAxNSAwMjoxOToxNSBQTSBEYW5pZWwgVmV0dGVyIHdyb3Rl Ogo+ID4gT24gV2VkLCBEZWMgMzEsIDIwMTQgYXQgMDQ6MjM6MDBQTSAtMDgwMCwgS2VubmV0aCBH cmF1bmtlIHdyb3RlOgo+ID4gPiBIYXN3ZWxsIHNpZ25pZmljYW50bHkgaW1wcm92ZWQgdGhlIHBl cmZvcm1hbmNlIG9mIHNhbXBsZXJfYyBtZXNzYWdlcywKPiA+ID4gYnV0IHRoZSBvcHRpbWl6YXRp b24gYXBwZWFycyB0byBiZSBvZmYgYnkgZGVmYXVsdC4gIExhdGVyIHBsYXRmb3Jtcwo+ID4gPiBy ZW1vdmUgdGhpcyBiaXQsIGFuZCBhcHBhcmVudGx5IGFsd2F5cyBlbmFibGUgdGhlIG9wdGltaXph dGlvbi4KPiA+ID4gCj4gPiA+IEltcHJvdmVzIHBlcmZvcm1hbmNlIGluICJDb3VudGVyIFN0cmlr ZTogR2xvYmFsIE9mZmVuc2l2ZSIgYnkgMTglCj4gPiA+IGF0IGRlZmF1bHQgc2V0dGluZ3Mgb24g SXJpcyBQcm8uCj4gPiA+IAo+ID4gPiBUaGlzIG1heSBicmVhayBzYW1wbGluZyBvZiBwYWxldHRl ZCBmb3JtYXRzIChQOC9BOFA4L1A4QTgpLiAgSXQncwo+ID4gPiB1bmNsZWFyIHdoZXRoZXIgaXQg YWZmZWN0cyBzYW1wbGluZyBvZiBwYWxldHRlZCBmb3JtYXRzIGluIGdlbmVyYWwsCj4gPiA+IG9y IGp1c3QgdGhlIHNhbXBsZV9jIG1lc3NhZ2UgKHdoaWNoIGlzIG5ldmVyIHVzZWQpLgo+ID4gPiAK PiA+ID4gV2hpbGUgbGlidmEgZG9lcyBoYXZlIHN1cHBvcnQgZm9yIHVzaW5nIHBhbGV0dGVkIGZv cm1hdHMgKHByaW1hcmlseQo+ID4gPiBmb3IgT1NEcyksIHRoYXQgc3VwcG9ydCBhcHBlYXJzIHRv IGhhdmUgYmVlbiBicm9rZW4gZm9yIGF0IGxlYXN0IGEKPiA+ID4geWVhciwgc28gSSBjb3VsZG4n dCBvYnNlcnZlIGEgcmVncmVzc2lvbiBmcm9tIHRoaXMuCj4gPiA+IAo+ID4gPiBTaWduZWQtb2Zm LWJ5OiBLZW5uZXRoIEdyYXVua2UgPGtlbm5ldGhAd2hpdGVjYXBlLm9yZz4KPiA+ID4gLS0tCj4g PiA+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5oIHwgMSArCj4gPiA+ICBkcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jIHwgNCArKysrCj4gPiA+ICAyIGZpbGVzIGNoYW5nZWQs IDUgaW5zZXJ0aW9ucygrKQo+ID4gPiAKPiA+ID4gUmVzdWJtaXR0aW5nIHRoZSBwYXRjaCB0byB1 bmNvbmRpdGlvbmFsbHkgZW5hYmxlIHRoaXMuICBJIHRyaWVkIHRvIGdldAo+ID4gPiBsaWJ2YS1p bnRlbCB0byB1c2UgcGFsZXR0ZWQgZm9ybWF0cywgYW5kIG9ic2VydmUgYSByZWdyZXNzaW9uLi4u YnV0IHRoZQo+ID4gPiBvbmx5IHRoaW5nIEkgZm91bmQgdGhhdCB1c2VkIGl0IHdhcyBtcGxheWVy J3MgT1NEIChvbiBzY3JlZW4gZGlzcGxheSkuCj4gPiA+IEV2ZW4gd2l0aG91dCBteSBwYXRjaCwg dGhlIGNvbG9ycyB3ZXJlIHRvdGFsbHkgd3Jvbmcgd2l0aCB0aGF0LCBhbmQgaXQncwo+ID4gPiBh Y2NvcmRpbmcgdG8gYSBmZXcgZGlzdHJvIHdpa2lzLCB0aGF0J3MgYmVlbiB0aGUgY2FzZSBmb3Ig b3ZlciBhIHllYXIuCj4gPiA+IAo+ID4gPiBJZiBsaWJ2YSdzIGNvZGUgZm9yIHBhbGV0dGVkIGZv cm1hdHMgL2lzLyBicm9rZW4sIHRoZXkgY291bGQgYWx3YXlzIGFkZAo+ID4gPiBjb2RlIHRvIGRp c2FibGUgdGhpcyBiaXQgdXNpbmcgdGhlIGNvbW1hbmQgdmFsaWRhdG9yIHdoZW4gZml4aW5nIGl0 Lgo+ID4gPiAKPiA+ID4gQ291bGQgd2UgdHJ5IG1lcmdpbmcgdGhpcywgYW5kIGJhY2sgaXQgb3V0 IGlmIHNvbWVvbmUgcmVwb3J0cyBhCj4gPiA+IHJlZ3Jlc3Npb24/ICBJIGhhdmVuJ3Qgb2JzZXJ2 ZWQgYW55IHByb2JsZW1zLiAgSXQncyBhbHNvIGJlZW4gcXVpdGUKPiA+ID4gc3RhYmxlLgo+ID4g Cj4gPiBZZWFoIG1ha2VzIHNlbnNlLiBXaGVuIHJlc2VuZGluZyBwbGVhc2UgaW5jb3Jwb3JhdGVk IHJldmlldyBmZWVkYmFjawo+ID4gKFZpbGxlIGR1ZyBvdXQgdGhlIHdhIG5hbWUpLCBJJ3ZlIGRv bmUgdGhhdC4gQW5kIEkndmUgcGFzdGVkIHRoZQo+ID4gYWRkaXRpb25hbCBkZXRhaWwgYWJvdXQg dGhlIGxpYnZhIHNhZ2EsIGp1c3QgZm9yIHJlZmVyZW5jZSAoc2luY2Ugbm8gb25lCj4gPiB3aWxs IHJlbWVtYmVyIHRoYXQgaXQncyBtcGxheWVyJ3MgT1NEIHdoaWNoIHVzZXMgdGhpcyAyIG1vbnRo cyBkb3duIHRoZQo+ID4gcm9hZCkuCj4gPiAKPiA+IEFsc28gcGxlYXNlIGNjIGxpYnZhIG1haWxp bmcgbGlzdHMgbmV4dCB0aW1lIGFyb3VuZCBhcyBhbiBmeWkuIERvbmUgdGhhdAo+ID4gdG9vLgo+ ID4gCj4gPiBRdWV1ZWQgZm9yIC1uZXh0LCB0aGFua3MgZm9yIHRoZSBwYXRjaC4KPiA+IC1EYW5p ZWwKPiAKPiBPaCwgc29ycnksIEkgbWlzc2VkIHRoYXQgaW4gdGhlIHJldmlldy4KPiAKPiBUaGFu a3MsIERhbmllbCEKPiAKPiAtLUtlbgo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fIEludGVsLWdmeCBtYWlsaW5nIGxpc3QgSW50ZWwtZ2Z4QGxpc3RzLmZy ZWVkZXNrdG9wLm9yZyBodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGlu Zm8vaW50ZWwtZ2Z4CgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1n ZngK