From mboxrd@z Thu Jan 1 00:00:00 1970 From: Deepak S Subject: Re: [PATCH] drm/i915: Read power well status before other registers for drpc info Date: Fri, 21 Nov 2014 08:56:02 +0530 Message-ID: <546EB0CA.2040600@linux.intel.com> References: <1416420462-27925-1-git-send-email-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" 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 C65F66E51E for ; Wed, 19 Nov 2014 19:29:24 -0800 (PST) In-Reply-To: <1416420462-27925-1-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: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Ck9uIFdlZG5lc2RheSAxOSBOb3ZlbWJlciAyMDE0IDExOjM3IFBNLCB2aWxsZS5zeXJqYWxhQGxp bnV4LmludGVsLmNvbSB3cm90ZToKPiBGcm9tOiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmph bGFAbGludXguaW50ZWwuY29tPgo+Cj4gVHJ5aW5nIHRvIHJlYWQgdGhlIHN0YXR1cyBvZiB0aGUg cG93ZXIgd2VsbHMgcmlnaHQgYWZ0ZXIgdGFraW5nIGZvcmNld2FrZQo+IGZvciB0aGUgb3RoZXIg cmVnaXN0ZXIgcmVhZHMgbWFrZXMgbGl0dGxlIHNlbnNlLiBNb3N0IG9mIHRoZSB0aW1lIHRoZQo+ IHBvd2VyIHdlbGxzIHdpbGwgc3RpbGwgYmUgdXAgZHVlIHRvIHRoZSByZWNlbnQgZm9yY2V3YWtl LiBJbnN0ZWFkIGRvIHRoZQo+IHBvd2VyIHdlbGwgc3RhdHVzIHJlYWQgZmlyc3QsIGFuZCBvbmx5 IHRoZW4gcmVhZCB0aGUgcmVnaXN0ZXIgbmVlZGluZwo+IGZvcmNld2FrZS4gVGhpcyB3YXkgdGhl IHJlcG9ydGVkIHBvd2VyIHdlbGwgc3RhdHVzIGNhbiBhY3R1YWxseSByZWZsZWN0Cj4gd2hhdCdz IGdvaW5nIG9uIGluIHRoZSBzeXN0ZW0uCj4KPiBDYzogRGVlcGFrIFMgPGRlZXBhay5zQGludGVs LmNvbT4KPiBTaWduZWQtb2ZmLWJ5OiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGlu dXguaW50ZWwuY29tPgo+IC0tLQo+ICAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kZWJ1Z2Zz LmMgfCA5ICsrKystLS0tLQo+ICAgMSBmaWxlIGNoYW5nZWQsIDQgaW5zZXJ0aW9ucygrKSwgNSBk ZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rl YnVnZnMuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZGVidWdmcy5jCj4gaW5kZXggMzE5 ZGE2MS4uMmQ0Zjg3MCAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rl YnVnZnMuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZGVidWdmcy5jCj4gQEAg LTEyNDAsMTEgKzEyNDAsMTIgQEAgc3RhdGljIGludCB2bHZfZHJwY19pbmZvKHN0cnVjdCBzZXFf ZmlsZSAqbSkKPiAgIAlzdHJ1Y3QgZHJtX2luZm9fbm9kZSAqbm9kZSA9IG0tPnByaXZhdGU7Cj4g ICAJc3RydWN0IGRybV9kZXZpY2UgKmRldiA9IG5vZGUtPm1pbm9yLT5kZXY7Cj4gICAJc3RydWN0 IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2ID0gZGV2LT5kZXZfcHJpdmF0ZTsKPiAtCXUzMiBy cG1vZGVjdGwxLCByY2N0bDE7Cj4gKwl1MzIgcnBtb2RlY3RsMSwgcmNjdGwxLCBwd19zdGF0dXM7 Cj4gICAJdW5zaWduZWQgZndfcmVuZGVyY291bnQgPSAwLCBmd19tZWRpYWNvdW50ID0gMDsKPiAg IAo+ICAgCWludGVsX3J1bnRpbWVfcG1fZ2V0KGRldl9wcml2KTsKPiAgIAo+ICsJcHdfc3RhdHVz ID0gSTkxNV9SRUFEKFZMVl9HVExDX1BXX1NUQVRVUyk7Cj4gICAJcnBtb2RlY3RsMSA9IEk5MTVf UkVBRChHRU42X1JQX0NPTlRST0wpOwo+ICAgCXJjY3RsMSA9IEk5MTVfUkVBRChHRU42X1JDX0NP TlRST0wpOwo+ICAgCj4gQEAgLTEyNjMsMTEgKzEyNjQsOSBAQCBzdGF0aWMgaW50IHZsdl9kcnBj X2luZm8oc3RydWN0IHNlcV9maWxlICptKQo+ICAgCQkgICB5ZXNubyhyY2N0bDEgJiAoR0VON19S Q19DVExfVE9fTU9ERSB8Cj4gICAJCQkJCUdFTjZfUkNfQ1RMX0VJX01PREUoMSkpKSk7Cj4gICAJ c2VxX3ByaW50ZihtLCAiUmVuZGVyIFBvd2VyIFdlbGw6ICVzXG4iLAo+IC0JCQkoSTkxNV9SRUFE KFZMVl9HVExDX1BXX1NUQVRVUykgJgo+IC0JCQkJVkxWX0dUTENfUFdfUkVOREVSX1NUQVRVU19N QVNLKSA/ICJVcCIgOiAiRG93biIpOwo+ICsJCSAgIChwd19zdGF0dXMgJiBWTFZfR1RMQ19QV19S RU5ERVJfU1RBVFVTX01BU0spID8gIlVwIiA6ICJEb3duIik7Cj4gICAJc2VxX3ByaW50ZihtLCAi TWVkaWEgUG93ZXIgV2VsbDogJXNcbiIsCj4gLQkJCShJOTE1X1JFQUQoVkxWX0dUTENfUFdfU1RB VFVTKSAmCj4gLQkJCQlWTFZfR1RMQ19QV19NRURJQV9TVEFUVVNfTUFTSykgPyAiVXAiIDogIkRv d24iKTsKPiArCQkgICAocHdfc3RhdHVzICYgVkxWX0dUTENfUFdfTUVESUFfU1RBVFVTX01BU0sp ID8gIlVwIiA6ICJEb3duIik7Cj4gICAKPiAgIAlzZXFfcHJpbnRmKG0sICJSZW5kZXIgUkM2IHJl c2lkZW5jeSBzaW5jZSBib290OiAldVxuIiwKPiAgIAkJICAgSTkxNV9SRUFEKFZMVl9HVF9SRU5E RVJfUkM2KSk7CgpSZXZpZXdlZC1ieTogRGVlcGFrIFM8ZGVlcGFrLnNAbGludXguaW50ZWwuY29t PgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwt Z2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK