From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Weinehall Subject: Re: [PATCH] drm/i915: Wait up to 3ms for the pcu to ack the cdclk change request on SKL Date: Wed, 13 Jul 2016 16:37:50 +0300 Message-ID: <20160713133750.GA3839@boom> References: <1468416723-23440-1-git-send-email-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 152836E74C for ; Wed, 13 Jul 2016 13:37:53 +0000 (UTC) Content-Disposition: inline In-Reply-To: <1468416723-23440-1-git-send-email-ville.syrjala@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: ville.syrjala@linux.intel.com Cc: intel-gfx@lists.freedesktop.org, David Weinehall List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBKdWwgMTMsIDIwMTYgYXQgMDQ6MzI6MDNQTSArMDMwMCwgdmlsbGUuc3lyamFsYUBs aW51eC5pbnRlbC5jb20gd3JvdGU6Cj4gRnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJq YWxhQGxpbnV4LmludGVsLmNvbT4KPiAKPiBCc3BlYyB0ZWxscyB1cyB0byBrZWVwIGJhc2hpbmcg dGhlIFBDVSBmb3IgdXAgdG8gM21zIHdoZW4gdHJ5aW5nIHRvCj4gaW5mb3JtIGl0IGFib3V0IGFu IHVwY29taW5nIGNoYW5nZSBpbiB0aGUgY2RjbGsgZnJlcXVlbmN5LiBDdXJyZW50bHkKPiB3ZSBv bmx5IGtlZXAgYXQgaXQgZm9yIDE1KjEwdXNlYyAoKyB3aGF0ZXZlciBkZWxheXMgZ2V0cyBhZGRl ZCBieQo+IHRoZSBzYW5keWJyaWRnZV9wY29kZV9yZWFkKCkgaXRzZWxmKS4gTGV0J3MgY2hhbmdl IHRoZSBsaW1pdCB0byAzbXMuCj4gCj4gSSBkZWNpZGVkIHRvIGtlZXAgMTAgdXNlYyBkZWxheSBw ZXIgaXRlcmF0aW9uIGZvciBub3csIGV2ZW4gdGhvdWdoCj4gdGhlIHNwZWMgZG9lc24ndCByZWFs bHkgdGVsbCB1cyB0byBkbyB0aGF0Lgo+IAo+IENjOiBEYXZpZCBXZWluZWhhbGwgPGRhdmlkLndl aW5laGFsbEBpbnRlbC5jb20+Cj4gU2lnbmVkLW9mZi1ieTogVmlsbGUgU3lyasOkbMOkIDx2aWxs ZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KCkkndmUgYmVlbiB1c2luZyB0aGlzIHBhdGNoIGZv ciB0d28gd2Vla3Mgbm93IG9uIGJvdGggb2YgbXkgU2t5bGFrZQptYWNoaW5lcyB3aXRob3V0IGFu eSBwcm9ibGVtcy4gV2l0aG91dCB0aGlzIHBhdGNoIEkndmUgbWFuYWdlZCB0bwp0cmlnZ2VyOgoK Iltkcm06c2tsX3NldF9jZGNsayBbaTkxNV1dICpFUlJPUiogZmFpbGVkIHRvIGluZm9ybSBQQ1Ug YWJvdXQgY2RjbGsKY2hhbmdlIgoKClRlc3RlZC1ieTogRGF2aWQgV2VpbmVoYWxsIDxkYXZpZC53 ZWluZWhhbGxAaW50ZWwuY29tPgoKPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf ZGlzcGxheS5jIHwgMTAgKy0tLS0tLS0tLQo+ICAxIGZpbGUgY2hhbmdlZCwgMSBpbnNlcnRpb24o KyksIDkgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2Rpc3BsYXkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwo+ IGluZGV4IGJlM2IyY2FiMjY0MC4uOTBmMjZmMGUyNTcxIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2Rpc3BsYXkuYwo+IEBAIC01NjkxLDE1ICs1NjkxLDcgQEAgc3RhdGljIGJvb2wgc2ts X2NkY2xrX3BjdV9yZWFkeShzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCj4gIAo+ ICBzdGF0aWMgYm9vbCBza2xfY2RjbGtfd2FpdF9mb3JfcGN1X3JlYWR5KHN0cnVjdCBkcm1faTkx NV9wcml2YXRlICpkZXZfcHJpdikKPiAgewo+IC0JdW5zaWduZWQgaW50IGk7Cj4gLQo+IC0JZm9y IChpID0gMDsgaSA8IDE1OyBpKyspIHsKPiAtCQlpZiAoc2tsX2NkY2xrX3BjdV9yZWFkeShkZXZf cHJpdikpCj4gLQkJCXJldHVybiB0cnVlOwo+IC0JCXVkZWxheSgxMCk7Cj4gLQl9Cj4gLQo+IC0J cmV0dXJuIGZhbHNlOwo+ICsJcmV0dXJuIF93YWl0X2Zvcihza2xfY2RjbGtfcGN1X3JlYWR5KGRl dl9wcml2KSwgMzAwMCwgMTApID09IDA7Cj4gIH0KPiAgCj4gIHN0YXRpYyB2b2lkIHNrbF9zZXRf Y2RjbGsoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LCBpbnQgY2RjbGssIGludCB2 Y28pCj4gLS0gCj4gMi43LjQKPiAKPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwo+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiBJbnRlbC1nZnhAbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9s aXN0aW5mby9pbnRlbC1nZngKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50 ZWwtZ2Z4Cg==