From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915: set CDCLK if DPLL0 enabled during resuming from S3 Date: Fri, 28 Aug 2015 20:36:51 +0300 Message-ID: <87lhcvmi18.fsf@intel.com> References: <1440751234-12801-1-git-send-email-gary.c.wang@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 5A0A76E355 for ; Fri, 28 Aug 2015 10:37:02 -0700 (PDT) In-Reply-To: <1440751234-12801-1-git-send-email-gary.c.wang@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Gary Wang , intel-gfx@lists.freedesktop.org Cc: Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCAyOCBBdWcgMjAxNSwgR2FyeSBXYW5nIDxnYXJ5LmMud2FuZ0BpbnRlbC5jb20+IHdy b3RlOgo+IFNpbmNlIEJJT1MgUkMgMS40IGl0IHdvdWxkIGVuYWJsZSBDRENMSyBQTEwgZHVyaW5n IEJJT1MgUzMgcmVzdW1lLCB0aGVuCj4gZHJpdmVyIG5lZWRzIHRvIHNldCBDRENMSyB0byBhdm9p ZCBkaXNwbGF5IGNvcnJ1cHRpb24gaWYgRFBMTDAgZW5hYmxlZC4KPgo+IFJlZmVyZW5jZXM6IGh0 dHBzOi8vYnVncy5mcmVlZGVza3RvcC5vcmcvc2hvd19idWcuY2dpP2lkPTkxNjk3Cj4gUmV2aWV3 ZWQtYnk6IFJvZHJpZ28gVml2aSA8cm9kcmlnby52aXZpQGludGVsLmNvbT4KPiBSZXZpZXdlZC1i eTogRGFtaWVuIExlc3BpYXUgPGRhbWllbi5sZXNwaWF1QGludGVsLmNvbT4KPiBSZXZpZXdlZC1i eTogQ29vcGVyIENoaW91IDxjb29wZXIuY2hpb3VAaW50ZWwuY29tPgo+IFJldmlld2VkLWJ5OiBX ZWkgU2h1biBDaGFuZyA8d2VpLnNodW4uY2hhbmdAaW50ZWwuY29tPgo+IFRlc3RlZC1ieTogR2Fy eSBXYW5nIDxnYXJ5LmMud2FuZ0BpbnRlbC5jb20+Cj4gQ2M6IERhbmllbCBWZXR0ZXIgPGRhbmll bC52ZXR0ZXJAZmZ3bGwuY2g+Cj4gQ2M6IEdhdmluIEhpbmRtYW4gPGdhdmluLmhpbmRtYW5AaW50 ZWwuY29tPgo+IENjOiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KPiBD YzogWGlvbmcgWSBaaGFuZyA8eGlvbmcueS56aGFuZ0BpbnRlbC5jb20+Cj4gU2lnbmVkLW9mZi1i eTogR2FyeSBXYW5nIDxnYXJ5LmMud2FuZ0BpbnRlbC5jb20+CgpQdXNoZWQgdG8gZHJtLWludGVs LW5leHQtZml4ZXMsIHdpdGggdGhlIGNvbW1lbnQgZml4ZWQgcGVyIERhbWllbidzCmNvbW1lbnQu IEFsc28gZml4ZWQgdGhlIGFjY2lkZW50YWwgbW9kZSBjaGFuZ2Ugb24gdGhlIGZpbGU7IHlvdSBj YW4KYXZvaWQgZXJyb3JzIGxpa2UgdGhpcyBieSBydW5uaW5nIGNoZWNrcGF0Y2guIFRoYW5rcyBm b3IgdGhlIHBhdGNoIGFuZApyZXZpZXcuCgpCUiwKSmFuaS4KCgo+IC0tLQo+ICBkcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgfCAxMyArKysrKy0tLS0tLS0tCj4gIDEgZmlsZSBj aGFuZ2VkLCA1IGluc2VydGlvbnMoKyksIDggZGVsZXRpb25zKC0pCj4gIG1vZGUgY2hhbmdlIDEw MDY0NCA9PiAxMDA3NTUgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCj4KPiBk aWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jIGIvZHJpdmVy cy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCj4gb2xkIG1vZGUgMTAwNjQ0Cj4gbmV3IG1v ZGUgMTAwNzU1Cj4gaW5kZXggZjYwNGNlMS4uNjE3ZDFkOAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2ludGVsX2Rpc3BsYXkuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X2Rpc3BsYXkuYwo+IEBAIC01NzA3LDE2ICs1NzA3LDEzIEBAIHZvaWQgc2tsX2luaXRfY2RjbGso c3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICAJLyogZW5hYmxlIFBHMSBhbmQg TWlzYyBJL08gKi8KPiAgCWludGVsX2Rpc3BsYXlfcG93ZXJfZ2V0KGRldl9wcml2LCBQT1dFUl9E T01BSU5fUExMUyk7Cj4gIAo+IC0JLyogRFBMTDAgYWxyZWFkeSBlbmFiZWQgIT8gKi8KPiAtCWlm IChJOTE1X1JFQUQoTENQTEwxX0NUTCkgJiBMQ1BMTF9QTExfRU5BQkxFKSB7Cj4gLQkJRFJNX0RF QlVHX0RSSVZFUigiRFBMTDAgYWxyZWFkeSBydW5uaW5nXG4iKTsKPiAtCQlyZXR1cm47Cj4gKwkv KiBEUExMMCBub3QgZW5hYmVkICE/ICovCj4gKwlpZiAoIShJOTE1X1JFQUQoTENQTEwxX0NUTCkg JiBMQ1BMTF9QTExfRU5BQkxFKSkgewo+ICsJCS8qIGVuYWJsZSBEUExMMCAqLwo+ICsJCXJlcXVp cmVkX3ZjbyA9IHNrbF9jZGNsa19nZXRfdmNvKGRldl9wcml2LT5za2xfYm9vdF9jZGNsayk7Cj4g KwkJc2tsX2RwbGwwX2VuYWJsZShkZXZfcHJpdiwgcmVxdWlyZWRfdmNvKTsKPiAgCX0KPiAgCj4g LQkvKiBlbmFibGUgRFBMTDAgKi8KPiAtCXJlcXVpcmVkX3ZjbyA9IHNrbF9jZGNsa19nZXRfdmNv KGRldl9wcml2LT5za2xfYm9vdF9jZGNsayk7Cj4gLQlza2xfZHBsbDBfZW5hYmxlKGRldl9wcml2 LCByZXF1aXJlZF92Y28pOwo+IC0KPiAgCS8qIHNldCBDRENMSyB0byB0aGUgZnJlcXVlbmN5IHRo ZSBCSU9TIGNob3NlICovCj4gIAlza2xfc2V0X2NkY2xrKGRldl9wcml2LCBkZXZfcHJpdi0+c2ts X2Jvb3RfY2RjbGspOwo+ICAKPiAtLSAKPiAxLjkuMQo+Cj4gX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4gSW50 ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5v cmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngKCi0tIApKYW5pIE5pa3VsYSwgSW50ZWwgT3Bl biBTb3VyY2UgVGVjaG5vbG9neSBDZW50ZXIKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0 aW5mby9pbnRlbC1nZngK