From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm/i915: Performed deferred clflush inside set-cache-level Date: Tue, 13 Jan 2015 22:23:55 +0200 Message-ID: <20150113202355.GM10649@intel.com> References: <1421155972-4896-1-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 725696E2BE for ; Tue, 13 Jan 2015 12:23:59 -0800 (PST) Content-Disposition: inline In-Reply-To: <1421155972-4896-1-git-send-email-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVHVlLCBKYW4gMTMsIDIwMTUgYXQgMDE6MzI6NTJQTSArMDAwMCwgQ2hyaXMgV2lsc29uIHdy b3RlOgo+IEN1cnJlbnRseSB3ZSBhcmUgaGl0dGluZyB0aGUgV0FSTiBpbnNpZGUKPiBpOTE1X2dl bV9vYmplY3Rfc2V0X2NhY2hlX2xldmVsKCkgYXMgd2UgY2FuIG5vdyBoYXZlIGFuIHVuYm91bmQg b2JqZWN0Cj4gaW4gdGhlIEdUVCB3cml0ZSBkb21haW4gKGR1ZSB0byA0MzU2NmRlZGRlNTRmOSAi ZHJtL2k5MTU6IEJyb2FkZW4KPiBhcHBsaWNhdGlvbiBvZiBzZXQtZG9tYWluKEdUVCkiKS4gVG8g YXZvaWQgdGhlIHdhcm5pbmcsIHdlIG5lZWQgdG8gdHJhY2sKPiB3aGVuIHdlIGVsaWRlZCB0aGUg Y2xmbHVzaCBvbiBhIGNhY2hlYWJsZSBvYmplY3QgYW5kIHRoZW4gZXZpY3QgdGhlCj4gY2FjaGUg Zm9yIHRoZSBvYmplY3Qgd2hlbiB3ZSBtb3ZlIHRoZSBvYmplY3Qgb3V0IG9mIGEgY2FjaGVhYmxl IGRvbWFpbi4KPiAKPiBSZXBvcnRlZC1ieTogSmFuaSBOaWt1bGEgPGphbmkubmlrdWxhQGxpbnV4 LmludGVsLmNvbT4KPiBTaWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdp bHNvbi5jby51az4KPiBDYzogSmFuaSBOaWt1bGEgPGphbmkubmlrdWxhQGxpbnV4LmludGVsLmNv bT4KPiBDYzogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4K PiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaCB8ICAxICsKPiAgZHJpdmVy cy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYyB8IDMyICsrKysrKysrKy0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tCj4gIDIgZmlsZXMgY2hhbmdlZCwgMTAgaW5zZXJ0aW9ucygrKSwgMjMgZGVsZXRpb25z KC0pCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmggYi9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4gaW5kZXggYmYxOGE1MjM4ODg3Li43MDcw NDgyMDAwY2QgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaAo+ ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmgKPiBAQCAtMTk5OCw2ICsxOTk4 LDcgQEAgc3RydWN0IGRybV9pOTE1X2dlbV9vYmplY3Qgewo+ICAJICovCj4gIAl1bnNpZ25lZCBs b25nIGd0X3JvOjE7Cj4gIAl1bnNpZ25lZCBpbnQgY2FjaGVfbGV2ZWw6MzsKPiArCXVuc2lnbmVk IGludCBjYWNoZV9kaXJ0eToxOwo+ICAKPiAgCXVuc2lnbmVkIGludCBoYXNfZG1hX21hcHBpbmc6 MTsKPiAgCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMgYi9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCj4gaW5kZXggOWJhZmU1MGQzZGY3Li5hYTA4 OWU3YzMxYmYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYwo+ ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKPiBAQCAtMzYzOSwxMSArMzYz OSwxNCBAQCBpOTE1X2dlbV9jbGZsdXNoX29iamVjdChzdHJ1Y3QgZHJtX2k5MTVfZ2VtX29iamVj dCAqb2JqLAo+ICAJICogc25vb3BpbmcgYmVoYXZpb3VyIG9jY3VycyBuYXR1cmFsbHkgYXMgdGhl IHJlc3VsdCBvZiBvdXIgZG9tYWluCj4gIAkgKiB0cmFja2luZy4KPiAgCSAqLwo+IC0JaWYgKCFm b3JjZSAmJiBjcHVfY2FjaGVfaXNfY29oZXJlbnQob2JqLT5iYXNlLmRldiwgb2JqLT5jYWNoZV9s ZXZlbCkpCj4gKwlpZiAoIWZvcmNlICYmIGNwdV9jYWNoZV9pc19jb2hlcmVudChvYmotPmJhc2Uu ZGV2LCBvYmotPmNhY2hlX2xldmVsKSkgewo+ICsJCW9iai0+Y2FjaGVfZGlydHkgPSB0cnVlOwoK SG1tLiBUaGlzIHdvdWxkIG1hcmsgdGhlIGNhY2hlIGRpcnR5IGV2ZW4gd2hlbiBqdXN0IG1vdmlu ZyB0byB0aGUgQ1BVIHJlYWQKZG9tYWluLiBBIHN1YnNlcXVlbnQgc2V0X2NhY2hlX2xldmVsIG1p Z2h0IHRoZW4gZmx1c2ggYSBiaXQgbmVlZGxlc3NseS4KQnV0IG1heWJlIHRoYXQncyByYXJlIGVu b2d1aCB0byBpZ25vcmU/CgpJIHN1cHBvc2Ugd2UgY291bGQgZm9sbG93IHRoaXMgdXAgd2l0aCBh bm90aGVyIHBhdGNoIHRvIGZpeAprbXNfcHdyaXRlX2NyYyB1c2luZyBjYWNoZV9kaXJ0eSBhcyB3 ZWxsLiBCdXQgYWN0dWFsbHkgdGhhdCB3b3VsZApyZXF1aXJlIGRvaW5nIHRoZSBjbGZsdXNoIGV2 ZW4gd2hlbiB0aGUgY2FjaGVfbGV2ZWwgZGlkbid0IGNoYW5nZSwKd2hpY2ggbWlnaHQgYWdncmF2 YXRlIHRoZSBuZWVkbGVzcyBmbHVzaGluZyBpc3N1ZSBzb21ld2hhdC4gT3IKcGVyaGFwcyB3ZSBz aG91bGQganVzdCBhZGQgYW5vdGhlciBjYWNoZV9kaXJ0eSBkZXBlbmRlbnQgZmx1c2ggdG8KaTkx NV9nZW1fb2JqZWN0X3Bpbl90b19kaXNwbGF5X3BsYW5lKCkgdG8gZGVhbCB3aXRoIHRoYXQgcGFy dGljdWxhcgpwcm9ibGVtPwoKPiAgCQlyZXR1cm4gZmFsc2U7Cj4gKwl9Cj4gIAo+ICAJdHJhY2Vf aTkxNV9nZW1fb2JqZWN0X2NsZmx1c2gob2JqKTsKPiAgCWRybV9jbGZsdXNoX3NnKG9iai0+cGFn ZXMpOwo+ICsJb2JqLT5jYWNoZV9kaXJ0eSA9IGZhbHNlOwo+ICAKPiAgCXJldHVybiB0cnVlOwo+ ICB9Cj4gQEAgLTM4MjYsMjggKzM4MjksMTEgQEAgaW50IGk5MTVfZ2VtX29iamVjdF9zZXRfY2Fj aGVfbGV2ZWwoc3RydWN0IGRybV9pOTE1X2dlbV9vYmplY3QgKm9iaiwKPiAgCQl2bWEtPm5vZGUu Y29sb3IgPSBjYWNoZV9sZXZlbDsKPiAgCW9iai0+Y2FjaGVfbGV2ZWwgPSBjYWNoZV9sZXZlbDsK PiAgCj4gLQlpZiAoY3B1X3dyaXRlX25lZWRzX2NsZmx1c2gob2JqKSkgewo+IC0JCXUzMiBvbGRf cmVhZF9kb21haW5zLCBvbGRfd3JpdGVfZG9tYWluOwo+IC0KPiAtCQkvKiBJZiB3ZSdyZSBjb21p bmcgZnJvbSBMTEMgY2FjaGVkLCB0aGVuIHdlIGhhdmVuJ3QKPiAtCQkgKiBhY3R1YWxseSBiZWVu IHRyYWNraW5nIHdoZXRoZXIgdGhlIGRhdGEgaXMgaW4gdGhlCj4gLQkJICogQ1BVIGNhY2hlIG9y IG5vdCwgc2luY2Ugd2Ugb25seSBhbGxvdyBvbmUgYml0IHNldAo+IC0JCSAqIGluIG9iai0+d3Jp dGVfZG9tYWluIGFuZCBoYXZlIGJlZW4gc2tpcHBpbmcgdGhlIGNsZmx1c2hlcy4KPiAtCQkgKiBK dXN0IHNldCBpdCB0byB0aGUgQ1BVIGNhY2hlIGZvciBub3cuCj4gLQkJICovCj4gLQkJaTkxNV9n ZW1fb2JqZWN0X3JldGlyZShvYmopOwo+IC0JCVdBUk5fT04ob2JqLT5iYXNlLndyaXRlX2RvbWFp biAmIH5JOTE1X0dFTV9ET01BSU5fQ1BVKTsKPiAtCj4gLQkJb2xkX3JlYWRfZG9tYWlucyA9IG9i ai0+YmFzZS5yZWFkX2RvbWFpbnM7Cj4gLQkJb2xkX3dyaXRlX2RvbWFpbiA9IG9iai0+YmFzZS53 cml0ZV9kb21haW47Cj4gLQo+IC0JCW9iai0+YmFzZS5yZWFkX2RvbWFpbnMgPSBJOTE1X0dFTV9E T01BSU5fQ1BVOwo+IC0JCW9iai0+YmFzZS53cml0ZV9kb21haW4gPSBJOTE1X0dFTV9ET01BSU5f Q1BVOwo+IC0KPiAtCQl0cmFjZV9pOTE1X2dlbV9vYmplY3RfY2hhbmdlX2RvbWFpbihvYmosCj4g LQkJCQkJCSAgICBvbGRfcmVhZF9kb21haW5zLAo+IC0JCQkJCQkgICAgb2xkX3dyaXRlX2RvbWFp bik7Cj4gLQl9Cj4gKwlpZiAob2JqLT5jYWNoZV9kaXJ0eSAmJgo+ICsJICAgIG9iai0+YmFzZS53 cml0ZV9kb21haW4gIT0gSTkxNV9HRU1fRE9NQUlOX0NQVSAmJgo+ICsJICAgIGNwdV93cml0ZV9u ZWVkc19jbGZsdXNoKG9iaikgJiYKPiArCSAgICBpOTE1X2dlbV9jbGZsdXNoX29iamVjdChvYmos IHRydWUpKQo+ICsJCWk5MTVfZ2VtX2NoaXBzZXRfZmx1c2gob2JqLT5iYXNlLmRldik7Cj4gIAo+ ICAJcmV0dXJuIDA7Cj4gIH0KPiAtLSAKPiAyLjEuNAoKLS0gClZpbGxlIFN5cmrDpGzDpApJbnRl bCBPVEMKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50 ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6 Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK