From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [RFC v3] drm/i915: Android native sync support Date: Tue, 27 Jan 2015 12:13:14 +0000 Message-ID: <54C780DA.7060702@linux.intel.com> References: <1421925340-2755-1-git-send-email-tvrtko.ursulin@linux.intel.com> <1422358176-27158-1-git-send-email-tvrtko.ursulin@linux.intel.com> <20150127114021.GI22081@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id B4AB089DA8 for ; Tue, 27 Jan 2015 04:13:17 -0800 (PST) In-Reply-To: <20150127114021.GI22081@nuc-i3427.alporthouse.com> 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 List-Id: intel-gfx@lists.freedesktop.org T24gMDEvMjcvMjAxNSAxMTo0MCBBTSwgQ2hyaXMgV2lsc29uIHdyb3RlOgo+IE9uIFR1ZSwgSmFu IDI3LCAyMDE1IGF0IDExOjI5OjM2QU0gKzAwMDAsIFR2cnRrbyBVcnN1bGluIHdyb3RlOgo+PiAr c3RhdGljIHZvaWQgaTkxNV9nZW1fcmVxdWVzdF91bnJlZmVyZW5jZV93b3JrZXIoc3RydWN0IHdv cmtfc3RydWN0ICp3b3JrKQo+PiArewo+PiArCXN0cnVjdCBkcm1faTkxNV9nZW1fcmVxdWVzdCAq cmVxID0KPj4gKwkJY29udGFpbmVyX29mKHdvcmssIHN0cnVjdCBkcm1faTkxNV9nZW1fcmVxdWVz dCwgdW5yZWZfd29yayk7Cj4+ICsJc3RydWN0IGRybV9kZXZpY2UgKmRldiA9IHJlcS0+cmluZy0+ ZGV2Owo+PiArCj4+ICsJbXV0ZXhfbG9jaygmZGV2LT5zdHJ1Y3RfbXV0ZXgpOwo+PiArCWk5MTVf Z2VtX3JlcXVlc3RfdW5yZWZlcmVuY2UocmVxKTsKPj4gKwltdXRleF91bmxvY2soJmRldi0+c3Ry dWN0X211dGV4KTsKPj4gK30KPj4gKwo+PiArc3RhdGljIGludAo+PiAraTkxNV9mZW5jZV9yaW5n X2NoZWNrKHdhaXRfcXVldWVfdCAqd2FpdCwgdW5zaWduZWQgbW9kZSwgaW50IGZsYWdzLCB2b2lk ICprZXkpCj4+ICt7Cj4+ICsJc3RydWN0IGRybV9pOTE1X2dlbV9yZXF1ZXN0ICpyZXEgPSB3YWl0 LT5wcml2YXRlOwo+PiArCXN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKnJpbmcgPSByZXEtPnJpbmc7 Cj4+ICsKPj4gKwlpZiAoIWk5MTVfZ2VtX3JlcXVlc3RfY29tcGxldGVkKHJlcSwgZmFsc2UpKQo+ PiArCQlyZXR1cm4gMDsKPj4gKwo+PiArCWZlbmNlX3NpZ25hbF9sb2NrZWQoJnJlcS0+ZmVuY2Up Owo+PiArCj4+ICsJX19yZW1vdmVfd2FpdF9xdWV1ZSgmcmluZy0+aXJxX3F1ZXVlLCB3YWl0KTsK Pj4gKwlyaW5nLT5pcnFfcHV0KHJpbmcpOwo+PiArCj4+ICsJSU5JVF9XT1JLKCZyZXEtPnVucmVm X3dvcmssIGk5MTVfZ2VtX3JlcXVlc3RfdW5yZWZlcmVuY2Vfd29ya2VyKTsKPj4gKwlzY2hlZHVs ZV93b3JrKCZyZXEtPnVucmVmX3dvcmspOwo+PiArCj4+ICsJcmV0dXJuIDA7Cj4+ICt9Cj4+ICsK Pj4gK3N0YXRpYyBib29sIGk5MTVfZmVuY2VfcmluZ19lbmFibGVfc2lnbmFsaW5nKHN0cnVjdCBm ZW5jZSAqZmVuY2UpCj4+ICt7Cj4+ICsJc3RydWN0IGRybV9pOTE1X2dlbV9yZXF1ZXN0ICpyZXEg PSB0b19pOTE1X3JlcXVlc3QoZmVuY2UpOwo+PiArCXN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKnJp bmcgPSByZXEtPnJpbmc7Cj4+ICsJc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2ID0g cmluZy0+ZGV2LT5kZXZfcHJpdmF0ZTsKPj4gKwl3YWl0X3F1ZXVlX3QgKndhaXQgPSAmcmVxLT53 YWl0Owo+PiArCj4+ICsJLyogcXVldWUgZmVuY2Ugd2FpdCBxdWV1ZSBvbiBpcnEgcXVldWUgYW5k IGdldCBmZW5jZSAqLwo+PiArCWlmIChpOTE1X2dlbV9yZXF1ZXN0X2NvbXBsZXRlZChyZXEsIGZh bHNlKSB8fAo+PiArCSAgICBpOTE1X3Rlcm1pbmFsbHlfd2VkZ2VkKCZkZXZfcHJpdi0+Z3B1X2Vy cm9yKSkKPj4gKwkJcmV0dXJuIGZhbHNlOwo+PiArCj4+ICsJaWYgKCFyaW5nLT5pcnFfZ2V0KHJp bmcpKQo+PiArCQlyZXR1cm4gZmFsc2U7Cj4+ICsKPj4gKwlpZiAoaTkxNV9nZW1fcmVxdWVzdF9j b21wbGV0ZWQocmVxLCBmYWxzZSkpIHsKPj4gKwkJcmluZy0+aXJxX3B1dChyaW5nKTsKPj4gKwkJ cmV0dXJuIHRydWU7Cj4+ICsJfQo+PiArCj4+ICsJd2FpdC0+ZmxhZ3MgPSAwOwo+PiArCXdhaXQt PnByaXZhdGUgPSByZXE7Cj4+ICsJd2FpdC0+ZnVuYyA9IGk5MTVfZmVuY2VfcmluZ19jaGVjazsK Pj4gKwo+PiArCWk5MTVfZ2VtX3JlcXVlc3RfcmVmZXJlbmNlKHJlcSk7Cj4+ICsKPj4gKwlfX2Fk ZF93YWl0X3F1ZXVlKCZyaW5nLT5pcnFfcXVldWUsIHdhaXQpOwo+PiArCj4+ICsJcmV0dXJuIHRy dWU7Cj4+ICt9Cj4KPiBFeHBsYWluIGhvdyBmZW5jZV9yZWxlYXNlIGludGVyYWN0cyB3aXRoIGVu YWJsZV9zaWduYWxsaW5nLiBQcmVzdW1hYmx5Cj4gZWl0aGVyIHRoZSBjb3JlIGZlbmNlIHJvdXRp bmVzIGNsZWFudXAgdGhlIG91dHN0YW5kaW5nIHNpZ25hbGxpbmcsIG9yIHdlCj4gYXJlIGV4cGVj dGVkIHRvLiBEb2luZyBzbyB3aWxsIHJlbW92ZSB0aGUgcmVxdWlyZW1lbnQgZm9yIHRoZSBleHRy YQo+IHJlZi91bnJlZiAoaW5jbHVkaW5nIHRoZSB3b3JrZXIpLgoKSSB0aGluayBub3JtYWxseSB3 ZSB3b3VsZCBiZSBleHBlY3RlZCB0byB1c2UgZmVuY2VfZ2V0L3B1dCBvbiB0aGUgCnNpZ25hbGlu ZyBzaWRlIG9mIHRoaW5ncyBidXQgdGhhdCBpcyBub3QgcG9zc2libGUgaGVyZSBzaW5jZSBzdHJ1 Y3QgCmZlbmNlIGlzIGVtYmVkZGVkIGluIHRoZSByZXF1ZXN0LgoKU28gYXMgaXQgaXMsIHN5bmNf ZmVuY2VfcmVsZWFzZSB3aWxsIHRlYXIgZXZlcnl0aGluZyBkb3duIHdpdGggb3VyIApjYWxsYmFj ayBzdGlsbCBvbiB0aGUgaXJxX3F1ZXVlIHdoaWNoIGlzIHdoYXQgdGFraW5nIGEgcmVxdWVzdCBy ZWZlcmVuY2UgCnNvcnRzIG91dC4KClJlZ2FyZHMsCgpUdnJ0a28KX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRl bC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcv bWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK