From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH v2] drm/i915: Restrict usage of live status check Date: Fri, 11 Mar 2016 10:48:43 +0200 Message-ID: <87a8m5pfh0.fsf@intel.com> References: <1457615810-25212-1-git-send-email-shashank.sharma@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTP id 74A2F6E2A3 for ; Fri, 11 Mar 2016 08:48:48 +0000 (UTC) In-Reply-To: <1457615810-25212-1-git-send-email-shashank.sharma@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Shashank Sharma , intel-gfx@lists.freedesktop.org, ville.syrjala@linux.intel.com, sonika.jindal@intel.com, gary.c.wang@intel.com, shobhit.kumar@intel.com, daniel.vetter@intel.com List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCAxMCBNYXIgMjAxNiwgU2hhc2hhbmsgU2hhcm1hIDxzaGFzaGFuay5zaGFybWFAaW50 ZWwuY29tPiB3cm90ZToKPiBUaGlzIHBhdGNoIGRvZXMgdGhlIGZvbGxvd2luZzoKPiAtIFJlc3Ry aWN0cyB1c2FnZSBvZiBsaXZlIHN0YXR1cyBjaGVjayBmb3IgSERNSSBkZXRlY3Rpb24uCj4gICBX aGlsZSB0ZXN0aW5nIGNlcnRhaW4gKG1vbml0b3IgKyBjYWJsZSkgY29tYmluYXRpb25zIHdpdGgK PiAgIHZhcmlvdXMgaW50ZWwgIHBsYXRmb3JtcywgaXQgc2VlbXMgdGhhdCBsaXZlIHN0YXR1cyBy ZWdpc3Rlcgo+ICAgZG9lc24ndCB3b3JrIHJlbGlhYmx5IG9uIHNvbWUgb2xkZXIgZGV2aWNlcy4g U28gbGltaXQgdGhlCj4gICBsaXZlX3N0YXR1cyBjaGVjayBmb3IgSERNSSBkZXRlY3Rpb24sIG9u bHkgZm9yIHBsYXRmb3Jtcwo+ICAgZnJvbSBnZW43IG9ud2FyZHMuCj4gLSBDbGVhbnMgdXAgdGhl IHJldHJ5IGxvZ2ljLgo+ICAgVGhlcmUgaXMgYW4gZXh0cmEgJ2lmICh0cnkpJyBjaGVjaywgd2hp Y2ggY2FuIGJlIGF2b2lkZWQgYnkKPiAgIGNoYW5naW5nIHRoZSBsb2dpYyBzbGlnaHRseSwga2Vl cGluZyB0aGUgZGVsYXkgYXMgc2FtZSg4MG1zKQoKVGhlIGNvbW1pdCBtZXNzYWdlIG5lZWRzIGEg cmVmZXJlbmNlIHRvIHRoZSBjb21taXQgdGhhdCBicm9rZSB0aGluZ3MuCgpCUiwKSmFuaS4KCj4K PiBWMjogVmlsbGU6IFNraXBwZWQgbGl2ZV9zdGF0dXMgY2hlY2sgZm9yIElWQgo+Cj4gU2lnbmVk LW9mZi1ieTogU2hhc2hhbmsgU2hhcm1hIDxzaGFzaGFuay5zaGFybWFAaW50ZWwuY29tPgo+IC0t LQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9oZG1pLmMgfCAyNCArKysrKysrKysrKysr KysrLS0tLS0tLS0KPiAgMSBmaWxlIGNoYW5nZWQsIDE2IGluc2VydGlvbnMoKyksIDggZGVsZXRp b25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfaGRtaS5j IGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfaGRtaS5jCj4gaW5kZXggZTJkYWI0OC4uYjFl NjdkZSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9oZG1pLmMKPiAr KysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9oZG1pLmMKPiBAQCAtMTM5NywyNCArMTM5 NywzMiBAQCBpbnRlbF9oZG1pX2RldGVjdChzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9y LCBib29sIGZvcmNlKQo+ICAJZW51bSBkcm1fY29ubmVjdG9yX3N0YXR1cyBzdGF0dXM7Cj4gIAlz dHJ1Y3QgaW50ZWxfaGRtaSAqaW50ZWxfaGRtaSA9IGludGVsX2F0dGFjaGVkX2hkbWkoY29ubmVj dG9yKTsKPiAgCXN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiA9IHRvX2k5MTUoY29u bmVjdG9yLT5kZXYpOwo+IC0JYm9vbCBsaXZlX3N0YXR1cyA9IGZhbHNlOwo+IC0JdW5zaWduZWQg aW50IHRyeTsKPiArCXN0cnVjdCBkcm1fZGV2aWNlICpkZXYgPSBkZXZfcHJpdi0+ZGV2Owo+ICsJ Ym9vbCBsaXZlX3N0YXR1cyA9IHRydWU7Cj4gKwl1bnNpZ25lZCBpbnQgdHJ5ID0gOTsKPiAgCj4g IAlEUk1fREVCVUdfS01TKCJbQ09OTkVDVE9SOiVkOiVzXVxuIiwKPiAgCQkgICAgICBjb25uZWN0 b3ItPmJhc2UuaWQsIGNvbm5lY3Rvci0+bmFtZSk7Cj4gIAo+ICAJaW50ZWxfZGlzcGxheV9wb3dl cl9nZXQoZGV2X3ByaXYsIFBPV0VSX0RPTUFJTl9HTUJVUyk7Cj4gIAo+IC0JZm9yICh0cnkgPSAw OyAhbGl2ZV9zdGF0dXMgJiYgdHJ5IDwgOTsgdHJ5KyspIHsKPiAtCQlpZiAodHJ5KQo+IC0JCQlt c2xlZXAoMTApOwo+ICsJLyoKPiArCSAqIFdoZW4gdGVzdGVkIHdpdGggc3BlY2lmaWMgc2V0IG9m IG1vbml0b3JzICsgY2FibGVzLAo+ICsJICogbGl2ZSBzdGF0dXMgYmVoYXZpb3IgaXMgbm90IHZl cnkgY29uc2lzdGVudCBmb3Igb2xkZXIKPiArCSAqIHBsYXRmb3Jtcy4gU28gYWRkIGxpdmUgc3Rh dHVzIGNoZWNrIGZyb20gVkxWCj4gKwkgKiBvbndhcmRzLgo+ICsJICovCj4gKwlpZiAoSU5URUxf SU5GTyhkZXYpLT5nZW4gPj0gNyAmJiAhSVNfSVZZQlJJREdFKGRldikpIHsKPiArcmV0cnlfbHM6 Cj4gIAkJbGl2ZV9zdGF0dXMgPSBpbnRlbF9kaWdpdGFsX3BvcnRfY29ubmVjdGVkKGRldl9wcml2 LAo+ICAJCQkJaGRtaV90b19kaWdfcG9ydChpbnRlbF9oZG1pKSk7Cj4gKwkJaWYgKCFsaXZlX3N0 YXR1cyAmJiAtLXRyeSkgewo+ICsJCQltc2xlZXAoMTApOwo+ICsJCQlnb3RvIHJldHJ5X2xzOwo+ ICsJCX0KPiArCQlEUk1fREVCVUdfS01TKCJMaXZlIHN0YXR1cyAlcyFcbiIsIGxpdmVfc3RhdHVz ID8gInVwIiA6ICJkb3duIik7Cj4gIAl9Cj4gIAo+IC0JaWYgKCFsaXZlX3N0YXR1cykKPiAtCQlE Uk1fREVCVUdfS01TKCJMaXZlIHN0YXR1cyBub3QgdXAhIik7Cj4gLQo+ICAJaW50ZWxfaGRtaV91 bnNldF9lZGlkKGNvbm5lY3Rvcik7Cj4gIAo+ICAJaWYgKGludGVsX2hkbWlfc2V0X2VkaWQoY29u bmVjdG9yLCBsaXZlX3N0YXR1cykpIHsKCi0tIApKYW5pIE5pa3VsYSwgSW50ZWwgT3BlbiBTb3Vy Y2UgVGVjaG5vbG9neSBDZW50ZXIKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRl c2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8v aW50ZWwtZ2Z4Cg==