From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joonas Lahtinen Subject: Re: [PATCH 01/17] drm/i915: Add a sw fence for collecting up dma fences Date: Mon, 29 Aug 2016 16:43:04 +0300 Message-ID: <1472478184.3943.16.camel@linux.intel.com> References: <20160828204624.21193-1-chris@chris-wilson.co.uk> <20160828204624.21193-2-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8E7996E558 for ; Mon, 29 Aug 2016 13:43:07 +0000 (UTC) In-Reply-To: <20160828204624.21193-2-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 , intel-gfx@lists.freedesktop.org Cc: mika.kuoppala@intel.com List-Id: intel-gfx@lists.freedesktop.org T24gc3UsIDIwMTYtMDgtMjggYXQgMjE6NDYgKzAxMDAsIENocmlzIFdpbHNvbiB3cm90ZToKPiAr c3RhdGljIHZvaWQgaTkxNV9zd19mZW5jZV9mcmVlKHN0cnVjdCBrcmVmICprcmVmKQo+ICt7Cj4g KwlzdHJ1Y3QgaTkxNV9zd19mZW5jZSAqZmVuY2UgPSBjb250YWluZXJfb2Yoa3JlZiwgdHlwZW9m KCpmZW5jZSksIGtyZWYpOwo+ICsKPiArCVdBUk5fT04oYXRvbWljX3JlYWQoJmZlbmNlLT5wZW5k aW5nKSA+IDApOwo+ICsKPiArCWlmIChmZW5jZS0+ZmxhZ3MgJiBJOTE1X1NXX0ZFTkNFX01BU0sp Cj4gKwkJV0FSTl9PTihfX2k5MTVfc3dfZmVuY2Vfbm90aWZ5KGZlbmNlKSAhPSBOT1RJRllfRE9O RSk7CgpTdXNwaWNpb3VzIHRvIGNhbGwgX25vdGlmeSBmcm9tIGZyZWUgd2l0aG91dCBhbnkgbm90 aWZpY2F0aW9uIHR5cGUKcGFyYW1ldGVyLiBCZXR0ZXIgYWRkIHRoZSBub3RpZmljYXRpb24gdHlw ZSBwYXJhbWV0ZXIuCgo+ICtzdGF0aWMgdm9pZCBfX2k5MTVfc3dfZmVuY2Vfd2FrZV91cF9hbGwo c3RydWN0IGk5MTVfc3dfZmVuY2UgKmZlbmNlLAo+ICsJCQkJCXN0cnVjdCBsaXN0X2hlYWQgKmNv bnRpbnVhdGlvbikKPiArewo+ICsJd2FpdF9xdWV1ZV9oZWFkX3QgKnggPSAmZmVuY2UtPndhaXQ7 CgpSYXRoZXIgbXlzdGlxdWUgdmFyaWFibGUgbmFtaW5nIHRvIG1lLgoKPiArCXVuc2lnbmVkIGxv bmcgZmxhZ3M7Cj4gKwo+ICsJYXRvbWljX3NldCgmZmVuY2UtPnBlbmRpbmcsIC0xKTsgLyogMCAt PiAtMSBbZG9uZV0gKi8KPiArCj4gKwkvKgo+ICsJwqAqIFRvIHByZXZlbnQgdW5ib3VuZGVkIHJl Y3Vyc2lvbiBhcyB3ZSB0cmF2ZXJzZSB0aGUgZ3JhcGggb2YKPiArCcKgKiBpOTE1X3N3X2ZlbmNl cywgd2UgbW92ZSB0aGUgdGFza19saXN0IGZyb20gdGhpcyB0aGUgbmV4dCByZWFkeQo+ICsJwqAq IGZlbmNlIHRvIHRoZSB0YWlsIG9mIHRoZSBvcmlnaW5hbCBmZW5jZSdzIHRhc2tfbGlzdAoKIi4u IGZyb20gdGhpcyB0aGUgbmV4dCByZWFkeSBmZW5jZSB0byAuLi4iIFN0cmFuZ2UgZXhwcmVzc2lv bi4KCj4gKwnCoCogKGFuZCBzbyBhZGRlZCB0byB0aGUgbGlzdCB0byBiZSB3b2tlbikuCj4gKwnC oCovCj4gKwo+ICsJc21wX21iX19iZWZvcmVfc3BpbmxvY2soKTsKPiArCXNwaW5fbG9ja19pcnFz YXZlX25lc3RlZCgmeC0+bG9jaywgZmxhZ3MsIDEgKyAhIWNvbnRpbnVhdGlvbik7Cj4gKwlpZiAo Y29udGludWF0aW9uKSB7Cj4gKwkJbGlzdF9zcGxpY2VfdGFpbF9pbml0KCZ4LT50YXNrX2xpc3Qs IGNvbnRpbnVhdGlvbik7Cj4gKwl9IGVsc2Ugewo+ICsJCUxJU1RfSEVBRChleHRyYSk7Cj4gKwo+ ICsJCWRvIHsKPiArCQkJX193YWtlX3VwX2xvY2tlZF9rZXkoeCwgVEFTS19OT1JNQUwsICZleHRy YSk7CgpJdCBtaWdodCBiZSB3b3J0aCBtZW50aW9uaW5nIGhlcmUgdGhhdCB3ZSd2ZSByaWdnZWQg b3VyIGNhbGxiYWNrIHNvCnRoYXQgaXQgd2lsbCBiZSBjYWxsZWQgc3luY2hyb25vdXNseSBoZXJl IHNvIHRoYXQgdGhlIGNvZGUgY2FuIGJlCnVuZGVyc3Rvb2Qgd2l0aCBsZXNzIHdhaXRxdWV1ZSBp bnRlcm5hbCBkaWdnaW5nLgoKPiArCj4gKwkJCWlmIChsaXN0X2VtcHR5KCZleHRyYSkpCj4gKwkJ CQlicmVhazsKPiArCj4gKwkJCWxpc3Rfc3BsaWNlX3RhaWxfaW5pdCgmZXh0cmEsICZ4LT50YXNr X2xpc3QpOwo+ICsJCX0gd2hpbGUgKDEpOwoKV2h5IGV4YWN0bHkgZG8geW91IGxvb3AgaGVyZSwg c2hvdWxkbid0IHNpbmdsZSBpbnZvY2F0aW9uIG9mCl9fd2FrZV91cF9sb2NrZWRfa2V5IHRyaWdn ZXIgYWxsIHRoZSBjYWxsYmFja3MgYW5kIHJlc3VsdCBpbiBhbGwgdGhlCmVudHJpZXMgYmVpbmcg bGlzdGVkPwoKPiArdm9pZCBpOTE1X3N3X2ZlbmNlX2luaXQoc3RydWN0IGk5MTVfc3dfZmVuY2Ug KmZlbmNlLCBpOTE1X3N3X2ZlbmNlX25vdGlmeV90IGZuKQo+ICt7Cj4gKwlCVUdfT04oKHVuc2ln bmVkIGxvbmcpZm4gJiB+STkxNV9TV19GRU5DRV9NQVNLKTsKPiArCj4gKwlpbml0X3dhaXRxdWV1 ZV9oZWFkKCZmZW5jZS0+d2FpdCk7Cj4gKwlrcmVmX2luaXQoJmZlbmNlLT5rcmVmKTsKPiArCWF0 b21pY19zZXQoJmZlbmNlLT5wZW5kaW5nLCAxKTsKCmZlbmNlLT5wZW5kaW5nID0gQVRPTUlDX0lO SVQoMSk7Cgo+ICtzdGF0aWMgYm9vbCBpOTE1X3N3X2ZlbmNlX2NoZWNrX2lmX2FmdGVyKHN0cnVj dCBpOTE1X3N3X2ZlbmNlICpmZW5jZSwKPiArCQkJCcKgwqBjb25zdCBzdHJ1Y3QgaTkxNV9zd19m ZW5jZSAqIGNvbnN0IHNpZ25hbGVyKQoKTmFtaW5nIGlzIHN0aWxsIGJhZCwgYnV0IF9lcnJfaWZf YWZ0ZXIgaXMgbm90IG11Y2ggYmV0dGVyLgoKV2l0aCBhYm92ZSBhZGRyZXNzZWQ7CgpSZXZpZXdl ZC1ieTogSm9vbmFzIExhaHRpbmVuIDxqb29uYXMubGFodGluZW5AbGludXguaW50ZWwuY29tPgoK UmVnYXJkcywgSm9vbmFzCi0tIApKb29uYXMgTGFodGluZW4KT3BlbiBTb3VyY2UgVGVjaG5vbG9n eSBDZW50ZXIKSW50ZWwgQ29ycG9yYXRpb24KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4Cg==