From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH] drm/i915: Only start with the fake-irq timer if interrupts are dead Date: Fri, 17 Feb 2017 14:59:44 +0000 Message-ID: <5ebf1a2b-5a06-ea03-ce04-7d7acaed36c9@linux.intel.com> References: <03e9bc82-9d3b-36ba-8736-82ff8333cc5a@linux.intel.com> <20170217115539.26985-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" 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 EFD326E119 for ; Fri, 17 Feb 2017 14:59:46 +0000 (UTC) In-Reply-To: <20170217115539.26985-1-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 List-Id: intel-gfx@lists.freedesktop.org Ck9uIDE3LzAyLzIwMTcgMTE6NTUsIENocmlzIFdpbHNvbiB3cm90ZToKPiBBcyBhIGJhY2t1cCB0 byB3YWl0aW5nIG9uIGEgdXNlci1pbnRlcnJ1cHQgZnJvbSB0aGUgR1BVLCB3ZSB1c2UgYSBoZWF2 eQo+IGFuZCBmcmVxdWVudCB0aW1lciB0byB3YWtlIHVwIHRoZSB3YWl0aW5nIHByb2Nlc3Mgc2hv dWxkIHdlIGRldGVjdCBhbgo+IGluY29uc2lzdGVuY3kgd2hpbHN0IHdhaXRpbmcuIEFmdGVyIHNl ZWluZyBhICJtaXNzZWQgaW50ZXJydXB0IiwgdGhlCj4gbmV4dCB0aW1lIHdlIHdhaXQsIHdlIHJl c3RhcnQgdGhlIGhlYXZ5IHRpbWVyLiBUaGlzIHBhdGNoIGlzIG1vcmUKPiByZWx1Y3RhbnQgdG8g cmVzdGFydCB0aGUgdGltZXIgYW5kIHdpbGwgb25seSBkbyBzbyBpZiB3ZSBoYXZlIG5vdCBzZWUg YW55Cj4gaW50ZXJydXB0cyBzaW5jZSB3aGVuIHdlIHN0YXJ0ZWQgdGhlIGZha2UgaXJxIHRpbWVy LiBJZiB3ZSBhcmUgc2VlaW5nCj4gaW50ZXJydXB0cywgdGhlbiB0aGUgd2FpdGVycyBhcmUgYmVp bmcgd29rZW4gbm9ybWFsbHkgYW5kIHdlIGhhZCBhbgo+IGluY29oZXJlbmN5IHRoYXQgY2F1c2Vk IHRvIG1pc3MgbGFzdCB0aW1lIC0gdGhhdCBpcyB1bmxpa2VseSB0byByZW9jY3VyCj4gYW5kIHNv IHRha2luZyB0aGUgcmlzayBvZiBzdGFsbGluZyBhZ2FpbiBzZWVtcyBwcmFnbWF0aWMuCj4KPiBT aWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KPiBD YzogVHZydGtvIFVyc3VsaW4gPHR2cnRrby51cnN1bGluQGludGVsLmNvbT4KPiBDYzogTWlrYSBL dW9wcGFsYSA8bWlrYS5rdW9wcGFsYUBsaW51eC5pbnRlbC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX2JyZWFkY3J1bWJzLmMgfCAyMCArKysrKysrKysrKysrKysrKyst LQo+ICAxIGZpbGUgY2hhbmdlZCwgMTggaW5zZXJ0aW9ucygrKSwgMiBkZWxldGlvbnMoLSkKPgo+ IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9icmVhZGNydW1icy5jIGIv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfYnJlYWRjcnVtYnMuYwo+IGluZGV4IDgzYThiNjdk NjQyNy4uMTcxOWY5ZGExM2I4IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX2JyZWFkY3J1bWJzLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9icmVh ZGNydW1icy5jCj4gQEAgLTEwNyw2ICsxMDcsMjMgQEAgc3RhdGljIHZvaWQgaXJxX2Rpc2FibGUo c3RydWN0IGludGVsX2VuZ2luZV9jcyAqZW5naW5lKQo+ICAJc3Bpbl91bmxvY2soJmVuZ2luZS0+ aTkxNS0+aXJxX2xvY2spOwo+ICB9Cj4KPiArc3RhdGljIGJvb2wgdXNlX2Zha2VfaXJxKGNvbnN0 IHN0cnVjdCBpbnRlbF9icmVhZGNydW1icyAqYikKPiArewo+ICsJY29uc3Qgc3RydWN0IGludGVs X2VuZ2luZV9jcyAqZW5naW5lID0KPiArCQljb250YWluZXJfb2YoYiwgc3RydWN0IGludGVsX2Vu Z2luZV9jcywgYnJlYWRjcnVtYnMpOwo+ICsKPiArCWlmICghdGVzdF9iaXQoZW5naW5lLT5pZCwg JmVuZ2luZS0+aTkxNS0+Z3B1X2Vycm9yLm1pc3NlZF9pcnFfcmluZ3MpKQo+ICsJCXJldHVybiBm YWxzZTsKPiArCj4gKwkvKiBPbmx5IHN0YXJ0IHdpdGggdGhlIGhlYXZ5IHdlaWdodCBmYWtlIGly cSB0aW1lciBpZiB3ZSBoYXZlIG5vdAo+ICsJICogc2VlbiBhbnkgaW50ZXJydXB0cyBzaW5jZSBl bmFibGluZyBpdCB0aGUgZmlyc3QgdGltZS4gSWYgdGhlCj4gKwkgKiBpbnRlcnJ1cHRzIGFyZSBz dGlsbCBhcnJpdmluZywgaXQgbWVhbnMgd2UgbWFkZSBhIG1pc3Rha2UgaW4gb3VyCj4gKwkgKiBl bmdpbmUtPnNlcW5vX2JhcnJpZXIoKSwgYSB0aW1pbmcgZXJyb3IgdGhhdCBzaG91bGQgYmUgdHJh bnNpZW50Cj4gKwkgKiBhbmQgdW5saWtlbHkgdG8gcmVvY2N1ci4KPiArCSAqLwo+ICsJcmV0dXJu IGF0b21pY19yZWFkKCZlbmdpbmUtPmlycV9jb3VudCkgPT0gYi0+aGFuZ2NoZWNrX2ludGVycnVw dHM7Cj4gK30KPiArCj4gIHN0YXRpYyB2b2lkIF9faW50ZWxfYnJlYWRjcnVtYnNfZW5hYmxlX2ly cShzdHJ1Y3QgaW50ZWxfYnJlYWRjcnVtYnMgKmIpCj4gIHsKPiAgCXN0cnVjdCBpbnRlbF9lbmdp bmVfY3MgKmVuZ2luZSA9Cj4gQEAgLTE0NSw4ICsxNjIsNyBAQCBzdGF0aWMgdm9pZCBfX2ludGVs X2JyZWFkY3J1bWJzX2VuYWJsZV9pcnEoc3RydWN0IGludGVsX2JyZWFkY3J1bWJzICpiKQo+ICAJ CWItPmlycV9lbmFibGVkID0gdHJ1ZTsKPiAgCX0KPgo+IC0JaWYgKCFiLT5pcnFfZW5hYmxlZCB8 fAo+IC0JICAgIHRlc3RfYml0KGVuZ2luZS0+aWQsICZpOTE1LT5ncHVfZXJyb3IubWlzc2VkX2ly cV9yaW5ncykpIHsKPiArCWlmICghYi0+aXJxX2VuYWJsZWQgfHwgdXNlX2Zha2VfaXJxKGIpKSB7 Cj4gIAkJbW9kX3RpbWVyKCZiLT5mYWtlX2lycSwgamlmZmllcyArIDEpOwo+ICAJCWk5MTVfcXVl dWVfaGFuZ2NoZWNrKGk5MTUpOwo+ICAJfSBlbHNlIHsKPgoKVmVyeSBzb290aGluZyBub3cgdGhh dCBJIGhhdmUgZGlzY292ZXJlZCB0aGUgcHJlLWV4aXN0aW5nIGJlaGF2aW91ci4gOikKClJldmll d2VkLWJ5OiBUdnJ0a28gVXJzdWxpbiA8dHZydGtvLnVyc3VsaW5AaW50ZWwuY29tPgoKUmVnYXJk cywKClR2cnRrbwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcK aHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK