From mboxrd@z Thu Jan 1 00:00:00 1970 From: Imre Deak Subject: Re: [PATCH] drm/i915: Skip PIPESTAT reads from irq handler on VLV/CHV when power well is down Date: Fri, 19 Feb 2016 17:37:49 +0200 Message-ID: <1455896269.2380.17.camel@intel.com> References: <1455825266-24686-1-git-send-email-ville.syrjala@linux.intel.com> Reply-To: imre.deak@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 C067E6EFA3 for ; Fri, 19 Feb 2016 15:37:51 +0000 (UTC) In-Reply-To: <1455825266-24686-1-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, intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gdG8sIDIwMTYtMDItMTggYXQgMjE6NTQgKzAyMDAsIHZpbGxlLnN5cmphbGFAbGludXguaW50 ZWwuY29tIHdyb3RlOgo+IEZyb206IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51 eC5pbnRlbC5jb20+Cj4gCj4gUElQRVNUQVQgcmVnaXN0ZXJzIGxpdmUgaW4gdGhlIGRpc3BsYXkg cG93ZXIgd2VsbCBvbiBWTFYvQ0hWLCBzbyB3ZQo+IHNob3VsZG4ndCBhY2Nlc3MgdGhlbSB3aGVu IHRoaW5ncyBhcmUgcG93ZXJlZCBkb3duLiBMZXQncyBjaGVjawo+IHdoZXRoZXIgdGhlIGRpc3Bs YXkgaW50ZXJydXB0cyBhcmUgb24gb3Igb2ZmIGJlZm9yZSBhY2Nlc3NpbmcgdGhlCj4gUElQRVNU QVQgcmVnaXN0ZXJzLgo+IAo+IEFub3RoZXIgb3B0aW9uIHdvdWxkIGJlIHRvIHJlYWQgdGhlIFBJ UEVTVEFUIHJlZ2lzdGVycyBvbmx5IHdoZW4KPiB0aGUgSUlSIHJlZ2lzdGVyIGluZGljYXRlcyB0 aGF0IHRoZXJlJ3MgYSBwZW5kaW5nIHBpcGUgZXZlbnQuIEJ1dAo+IHRoYXQgd291bGQgbWVhbiB3 ZSBtaWdodCBtaXNzIGV2ZW4gbW9yZSB1bmRlcnJ1biByZXBvcnRzIHRoYW4gd2UKPiBkbyBub3cs IGJlY2F1c2UgdGhlIHVuZGVycnVuIHN0YXR1cyBiaXQgbGl2ZXMgaW4gUElQRVNUQVQgYnV0IGRv ZXNuJ3QKPiBhY3R1YWxseSBnZW5lcmF0ZSBhbiBpbnRlcnJ1cHQuCj4gCj4gQnVnemlsbGE6IGh0 dHBzOi8vYnVncy5mcmVlZGVza3RvcC5vcmcvc2hvd19idWcuY2dpP2lkPTkzNzM4Cj4gQ2M6IENo cmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29uLmNvLnVrPgo+IFRlc3RlZC1ieTogQ2hyaXMg V2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+Cj4gU2lnbmVkLW9mZi1ieTogVmlsbGUg U3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KClJldmlld2VkLWJ5OiBJ bXJlIERlYWsgPGltcmUuZGVha0BpbnRlbC5jb20+CgpCdHcsIEkgdGhpbmsgZ2VuOF9kZV9pcnFf aGFuZGxlcsKgd291bGQgbmVlZCB0byBiZSBmaXhlZCB0b28gZm9yIGV4YW1wbGUKYnkgdXNpbmfC oGRpc3BsYXlfaXJxc19lbmFibGVkIHRoZXJlIGFzIHdlbGwuCgo+IC0tLQo+IMKgZHJpdmVycy9n cHUvZHJtL2k5MTUvaTkxNV9pcnEuYyB8IDYgKysrKysrCj4gwqAxIGZpbGUgY2hhbmdlZCwgNiBp bnNlcnRpb25zKCspCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVf aXJxLmMKPiBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfaXJxLmMKPiBpbmRleCAyNWE4OTM3 M2RmNjMuLmQ1NmMyNjFhZDg2NyAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p OTE1X2lycS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9pcnEuYwo+IEBAIC0x NjUxLDYgKzE2NTEsMTIgQEAgc3RhdGljIHZvaWQKPiB2YWxsZXl2aWV3X3BpcGVzdGF0X2lycV9o YW5kbGVyKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHUzMiBpaXIpCj4gwqAJaW50IHBpcGU7Cj4g wqAKPiDCoAlzcGluX2xvY2soJmRldl9wcml2LT5pcnFfbG9jayk7Cj4gKwo+ICsJaWYgKCFkZXZf cHJpdi0+ZGlzcGxheV9pcnFzX2VuYWJsZWQpIHsKPiArCQlzcGluX3VubG9jaygmZGV2X3ByaXYt PmlycV9sb2NrKTsKPiArCQlyZXR1cm47Cj4gKwl9Cj4gKwo+IMKgCWZvcl9lYWNoX3BpcGUoZGV2 X3ByaXYsIHBpcGUpIHsKPiDCoAkJaTkxNV9yZWdfdCByZWc7Cj4gwqAJCXUzMiBtYXNrLCBpaXJf Yml0ID0gMDsKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K SW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0 dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==