From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH 2/2] drm/i915: Control Vblank through IER instead of IMR Date: Thu, 14 Sep 2017 15:23:52 +0300 Message-ID: <20170914122352.GW4914@intel.com> References: <1505391122-9437-1-git-send-email-vidya.srinivas@intel.com> <1505391122-9437-2-git-send-email-vidya.srinivas@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 78A766E149 for ; Thu, 14 Sep 2017 12:23:57 +0000 (UTC) Content-Disposition: inline In-Reply-To: <1505391122-9437-2-git-send-email-vidya.srinivas@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Runyan, Arthur J" Cc: intel-gfx@lists.freedesktop.org, Vidya Srinivas List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBTZXAgMTQsIDIwMTcgYXQgMDU6NDI6MDJQTSArMDUzMCwgVmlkeWEgU3Jpbml2YXMg d3JvdGU6Cj4gRnJvbTogVW1hIFNoYW5rYXIgPHVtYS5zaGFua2FyQGludGVsLmNvbT4KPiAKPiBG cmFtZSB0aW1lc3RhbXAgcmVnaXN0ZXIgaXMgbm90IHVwZGF0ZWQgaWYgdGhlIHZibGFuawo+IGlu dGVlcnVwdHMgYXJlIG5vdCB1bm1hc2tlZC4KCkFydCwKCkRvIHlvdSBrbm93IGlmIHRoZXJlJ3Mg c29tZSBvdGhlciB3YXkgd2UgY291bGQgY29heCB0aGUgaGFyZHdhcmUgdG8KdXBkYXRlIHRoZSBm cmFtZSB0aW1lc3RhbXA/IEkgc2VlIHRoYXQgb24gbm9uLURTSSB0aGUgdGltZXN0YW1wIHNlZW1z IHRvCnVwZGF0ZSBldmVuIHdpdGggdmJsYW5rIGlycSBtYXNrZWQgaW4gSU1SLCBidXQgRFNJIHNl ZW1zIHRvIGJlIHNwZWNpYWwuCgpPciBldmVuIGJldHRlciBpZiB3ZSBjb3VsZCBnZXQgdGhlIHNj YW5saW5lIGNvdW50ZXIgdG8gdGljayBvbiBEU0ksIGJ1dApJIHByZXN1bWUgdGhhdCBzaW1wbHkg Y2FuJ3QgYmUgZG9uZS4KCkFuZCBpZiB3ZSBqdXN0IGhhdmUgdG8gZG8gdGhlIElNUiB1bm1hc2tp bmcgdHJpY2ssIGFueSBpZGVhIHdoYXQgdGhlIGNvc3QKb2Yga2VlcGluZyB2YmxhbmsgaXJxcyBh bHdheXMgdW5tYXNrZWQgd291bGQgYmU/IEkgYXNzdW1lIGl0IGhhcyBzb21lCnZlcnkgc2xpZ2h0 IHBvd2VyIGNvc3QsIGJ1dCBub3Qgc3VyZSBpZiBpdCdzIHNtYWxsIGVub3VnaCB0byBiZSBtZWFu aW5nbGVzcy4KCj4gVGhpcyBpcyBuZWVkZWQgdG8gY2FsY3VsYXRlCj4gc2NhbmxpbmVzIGZvciBE U0kgZW5jb2RlcnMuIFRoaXMgcGF0Y2ggY2hhbmdlcyB0aGUKPiB2YmxhbmsgZW5hYmxlL2Rpc2Fi bGUgbG9naWMgYnkgY29udHJvbGxpbmcgaXQgdGhyb3VnaAo+IFBpcGUgSUVSIHJlZ2lzdGVyIGlu c3RlYWQgb2YgSU1SLiBQaXBlIElNUiB3aWxsIGJlIHVubWFza2VkCj4gcGVybWFuZW50bHkgYW5k IElFUiB3aWxsIGJlIHRvZ2dsZWQgYmFzZWQgb24gbmVlZC4KPiAKPiBDcmVkaXRzLXRvOiBWaWxs ZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgo+IFNpZ25lZC1vZmYt Ynk6IFVtYSBTaGFua2FyIDx1bWEuc2hhbmthckBpbnRlbC5jb20+Cj4gU2lnbmVkLW9mZi1ieTog VmlkeWEgU3Jpbml2YXMgPHZpZHlhLnNyaW5pdmFzQGludGVsLmNvbT4KPiAtLS0KPiAgZHJpdmVy cy9ncHUvZHJtL2k5MTUvaTkxNV9pcnEuYyB8IDIwICsrKysrKysrKystLS0tLS0tLS0tCj4gIDEg ZmlsZSBjaGFuZ2VkLCAxMCBpbnNlcnRpb25zKCspLCAxMCBkZWxldGlvbnMoLSkKPiAKPiBkaWZm IC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9pcnEuYyBiL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2k5MTVfaXJxLmMKPiBpbmRleCA0NzY2OGRkLi5hNDE3Y2VhIDEwMDY0NAo+IC0tLSBh L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfaXJxLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pOTE1X2lycS5jCj4gQEAgLTQ5OCwxNSArNDk4LDE0IEBAIHZvaWQgYmR3X3VwZGF0ZV9w aXBlX2lycShzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCj4gIAlpZiAoV0FSTl9P TighaW50ZWxfaXJxc19lbmFibGVkKGRldl9wcml2KSkpCj4gIAkJcmV0dXJuOwo+ICAKPiAtCW5l d192YWwgPSBkZXZfcHJpdi0+ZGVfaXJxX21hc2tbcGlwZV07Cj4gLQluZXdfdmFsICY9IH5pbnRl cnJ1cHRfbWFzazsKPiAtCW5ld192YWwgfD0gKH5lbmFibGVkX2lycV9tYXNrICYgaW50ZXJydXB0 X21hc2spOwo+ICsJbmV3X3ZhbCA9IEk5MTVfUkVBRChHRU44X0RFX1BJUEVfSUVSKHBpcGUpKTsK PiArCWlmIChlbmFibGVkX2lycV9tYXNrKQo+ICsJCW5ld192YWwgfD0gZW5hYmxlZF9pcnFfbWFz azsKPiArCWVsc2UKPiArCQluZXdfdmFsICY9IH5pbnRlcnJ1cHRfbWFzazsKPiAgCj4gLQlpZiAo bmV3X3ZhbCAhPSBkZXZfcHJpdi0+ZGVfaXJxX21hc2tbcGlwZV0pIHsKPiAtCQlkZXZfcHJpdi0+ ZGVfaXJxX21hc2tbcGlwZV0gPSBuZXdfdmFsOwo+IC0JCUk5MTVfV1JJVEUoR0VOOF9ERV9QSVBF X0lNUihwaXBlKSwgZGV2X3ByaXYtPmRlX2lycV9tYXNrW3BpcGVdKTsKPiAtCQlQT1NUSU5HX1JF QUQoR0VOOF9ERV9QSVBFX0lNUihwaXBlKSk7Cj4gLQl9Cj4gKwlJOTE1X1dSSVRFKEdFTjhfREVf UElQRV9JRVIocGlwZSksIG5ld192YWwpOwo+ICsJUE9TVElOR19SRUFEKEdFTjhfREVfUElQRV9J RVIocGlwZSkpOwo+ICB9Cj4gIAo+ICAvKioKPiBAQCAtMzQ1MCw4ICszNDQ5LDkgQEAgc3RhdGlj IHZvaWQgZ2VuOF9kZV9pcnFfcG9zdGluc3RhbGwoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRl dl9wcml2KQo+ICAJCQkJICBHRU44X0RFX1BJUEVfSVJRX0ZBVUxUX0VSUk9SUzsKPiAgCX0KPiAg Cj4gLQlkZV9waXBlX2VuYWJsZXMgPSBkZV9waXBlX21hc2tlZCB8IEdFTjhfUElQRV9WQkxBTksg fAo+IC0JCQkJCSAgIEdFTjhfUElQRV9GSUZPX1VOREVSUlVOOwo+ICsJZGVfcGlwZV9lbmFibGVz ID0gZGVfcGlwZV9tYXNrZWQgfCBHRU44X1BJUEVfRklGT19VTkRFUlJVTjsKPiArCj4gKwlkZV9w aXBlX21hc2tlZCB8PSBHRU44X1BJUEVfVkJMQU5LOwo+ICAKPiAgCWRlX3BvcnRfZW5hYmxlcyA9 IGRlX3BvcnRfbWFza2VkOwo+ICAJaWYgKElTX0dFTjlfTFAoZGV2X3ByaXYpKQo+IC0tIAo+IDEu OS4xCgotLSAKVmlsbGUgU3lyasOkbMOkCkludGVsIE9UQwpfX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdm eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9pbnRlbC1nZngK