From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915: respect previous reg values on primary plane disable Date: Wed, 14 Oct 2015 10:59:53 +0300 Message-ID: <8737xd3mo6.fsf@intel.com> References: <1444771481-5625-1-git-send-email-kevin.strasser@linux.intel.com> <8761293mqi.fsf@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id DE5CA72171 for ; Wed, 14 Oct 2015 00:56:28 -0700 (PDT) In-Reply-To: <8761293mqi.fsf@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Kevin Strasser , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCAxNCBPY3QgMjAxNSwgSmFuaSBOaWt1bGEgPGphbmkubmlrdWxhQGxpbnV4LmludGVs LmNvbT4gd3JvdGU6Cj4gT24gV2VkLCAxNCBPY3QgMjAxNSwgS2V2aW4gU3RyYXNzZXIgPGtldmlu LnN0cmFzc2VyQGxpbnV4LmludGVsLmNvbT4gd3JvdGU6Cj4+IE9uIEhTVyB0aGUgY3JjIGRpZmZl cnMgYmV0d2VlbiBibGFjayBhbmQgZGlzYWJsZWQgcHJpbWFyeSBwbGFuZXMsIGNhdXNpbmcgYW4K Pj4gYXNzZXJ0IHRvIGZhaWwgaW4gdGhlIGttc191bml2ZXJzYWxfcGxhbmUgdGVzdC4gSXQgc2Vl bXMgdGhhdCB0aGluZ3MgbGlrZSBnYW1tYQo+PiBjb3JyZWN0aW9uIGFyZSBjYXVzaW5nIHRoZSBi bGFjayBwcmltYXJ5IHBsYW5lIGNhc2UgdG8gcmVzdWx0IGluIGEgYnJpZ2h0ZXIKPj4gY29sb3Ig dGhhbiB0aGUgZGlzYWJsZWQgcHJpbWFyeSBwbGFuZSBjYXNlLgo+Pgo+PiBPbmx5IHRvZ2dsZSB0 aGUgZW5hYmxlIGJpdCBpbnN0ZWFkIG9mIGNsZWFyaW5nIHRoZSBjb250cm9sIHJlZ2lzdGVyLCBt YWtpbmcgdGhlCj4+IGRpc2FibGUgcGF0aCBtb3JlIHNpbWlsYXIgdG8gdGhhdCBvZiB0aGUgc3By aXRlIHBsYW5lLgo+Pgo+PiBCdWd6aWxsYTogaHR0cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9z aG93X2J1Zy5jZ2k/aWQ9ODkzMzEKPj4gVGVzdGNhc2U6IGlndC9rbXNfdW5pdmVyc2FsX3BsYW5l Cj4+IFNpZ25lZC1vZmYtYnk6IEtldmluIFN0cmFzc2VyIDxrZXZpbi5zdHJhc3NlckBsaW51eC5p bnRlbC5jb20+Cj4KPiBDYzogc3RhYmxlQHZnZXIua2VybmVsLm9yZyAjIHYzLjE4Cj4gRml4ZXM6 IGZkZDUwOGE2NDE5MiAoImRybS9pOTE1OiBDYWxsIC51cGRhdGVfcHJpbWFyeV9wbGFuZSBpbiBp bnRlbF97ZW5hYmxlLCBkaXNhYmxlfV9wcmltYXJ5X2h3X3BsYW5lKCkiKQo+Cj4gSG93IGFib3V0 IGk5eHhfdXBkYXRlX3ByaW1hcnlfcGxhbmUsIG1vZGlmaWVkIGluIHRoZSBzYW1lIGNvbW1pdCBh Ym92ZSwKPiBhbmQgc2t5bGFrZV91cGRhdGVfcHJpbWFyeV9wbGFuZSwgYWRkZWQgaW4KPgo+IGNv bW1pdCA2MTU2YTQ1NjAyZjk5MGNkYjE0MDAyNWEzY2VkOTZlNjY5NTk4MGNmCj4gQXV0aG9yOiBD aGFuZHJhIEtvbmR1cnUgPGNoYW5kcmEua29uZHVydUBpbnRlbC5jb20+Cj4gRGF0ZTogICBNb24g QXByIDI3IDEzOjQ4OjM5IDIwMTUgLTA3MDAKPgo+ICAgICBkcm0vaTkxNTogc2t5bGFrZSBwcmlt YXJ5IHBsYW5lIHNjYWxpbmcgdXNpbmcgc2hhcmVkIHNjYWxlcnMKClBTLiBJZiB0aGVzZSBuZWVk IGZpeGluZyB0b28sIHBsZWFzZSBrZWVwIGk5eHgvaXJvbmxha2UgZml4IGluIG9uZQpjb21taXQs IGFuZCBza3lsYWtlIGluIGFub3RoZXIsIGFzIHRoZXkncmUgZGVzdGluZWQgdG8gYmUgYmFja3Bv cnRlZCB0bwpkaWZmZXJlbnQga2VybmVscy4KCkJSLApKYW5pLgoKCj4KPiBCUiwKPiBKYW5pLgo+ Cj4+IC0tLQo+PiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jIHwgMiArLQo+ PiAgMSBmaWxlIGNoYW5nZWQsIDEgaW5zZXJ0aW9uKCspLCAxIGRlbGV0aW9uKC0pCj4+Cj4+IGRp ZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgYi9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKPj4gaW5kZXggY2RkYjBjNi4uYjYxNjRkOGUg MTAwNjQ0Cj4+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwo+PiAr KysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKPj4gQEAgLTI4MjksNyAr MjgyOSw3IEBAIHN0YXRpYyB2b2lkIGlyb25sYWtlX3VwZGF0ZV9wcmltYXJ5X3BsYW5lKHN0cnVj dCBkcm1fY3J0YyAqY3J0YywKPj4gIAlpbnQgcGl4ZWxfc2l6ZTsKPj4gIAo+PiAgCWlmICghdmlz aWJsZSB8fCAhZmIpIHsKPj4gLQkJSTkxNV9XUklURShyZWcsIDApOwo+PiArCQlJOTE1X1dSSVRF KHJlZywgSTkxNV9SRUFEKHJlZykgJiB+RElTUExBWV9QTEFORV9FTkFCTEUpOwo+PiAgCQlJOTE1 X1dSSVRFKERTUFNVUkYocGxhbmUpLCAwKTsKPj4gIAkJUE9TVElOR19SRUFEKHJlZyk7Cj4+ICAJ CXJldHVybjsKPj4gLS0gCj4+IDEuOS4xCj4+Cj4+IF9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCj4+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPj4gSW50ZWwt Z2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+PiBodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3Jn L21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cj4KPiAtLSAKPiBKYW5pIE5pa3VsYSwgSW50ZWwg T3BlbiBTb3VyY2UgVGVjaG5vbG9neSBDZW50ZXIKCi0tIApKYW5pIE5pa3VsYSwgSW50ZWwgT3Bl biBTb3VyY2UgVGVjaG5vbG9neSBDZW50ZXIKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0 aW5mby9pbnRlbC1nZngK