From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH 02/20] drm/i915: Set PCH as NOP when display is disabled Date: Thu, 09 Aug 2018 11:16:25 +0300 Message-ID: <87k1p09cpy.fsf@intel.com> References: <20180809001606.26876-1-jose.souza@intel.com> <20180809001606.26876-2-jose.souza@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id E89896E69E for ; Thu, 9 Aug 2018 08:16:28 +0000 (UTC) In-Reply-To: <20180809001606.26876-2-jose.souza@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: =?utf-8?Q?Jos=C3=A9?= Roberto de Souza , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCAwOCBBdWcgMjAxOCwgSm9zw6kgUm9iZXJ0byBkZSBTb3V6YSA8am9zZS5zb3V6YUBp bnRlbC5jb20+IHdyb3RlOgo+IG51bV9waXBlcyBpcyBzZXQgdG8gMCBpZiBkaXNhYmxlX2Rpc3Bs YXkgaXMgc2V0IGluc2lkZQo+IGludGVsX2RldmljZV9pbmZvX3J1bnRpbWVfaW5pdCgpIGJ1dCB3 aGVuIHRoYXQgaGFwcGVuIFBDSCB3aWxsCj4gYWxyZWFkeSBiZSBzZXQgaW4gaW50ZWxfZGV0ZWN0 X3BjaCgpLgo+Cj4gaTkxNV9kcml2ZXJfbG9hZCgpCj4gCWk5MTVfZHJpdmVyX2luaXRfZWFybHko KQo+IAkJLi4uCj4gCQlpbnRlbF9kZXRlY3RfcGNoKCkKPiAJCS4uLgo+IAkuLi4KPiAJaTkxNV9k cml2ZXJfaW5pdF9odygpCj4gCQlpbnRlbF9kZXZpY2VfaW5mb19ydW50aW1lX2luaXQoKQo+Cj4g U28gbm93IHNldHRpbmcgbnVtX3BpcGVzID0gMCBlYXJsaWVyIHRvIGF2b2lkIHRoaXMgcHJvYmxl bS4KCk9rYXksIHRoaXMgZ2V0cyBjb25mdXNpbmcuIFRoZXJlIGFyZSBvdGhlciBwYXRocyBpbgpp bnRlbF9kZXZpY2VfaW5mb19ydW50aW1lX2luaXQoKSB0aGF0IHNldCBudW1fcGlwZXMgPSAwIGFu ZCBkZXBlbmQgb24KUENIIGhhdmluZyBiZWVuIGRldGVjdGVkLiA6KAoKPgo+IENjOiBKYW5pIE5p a3VsYSA8amFuaS5uaWt1bGFAaW50ZWwuY29tPgo+IFNpZ25lZC1vZmYtYnk6IEpvc8OpIFJvYmVy dG8gZGUgU291emEgPGpvc2Uuc291emFAaW50ZWwuY29tPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9k cm0vaTkxNS9pOTE1X2Rydi5jICAgICAgICAgIHwgNSArKysrKwo+ICBkcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF9kZXZpY2VfaW5mby5jIHwgOCArKy0tLS0tLQo+ICAyIGZpbGVzIGNoYW5nZWQs IDcgaW5zZXJ0aW9ucygrKSwgNiBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYu Ywo+IGluZGV4IDlkY2U1NTE4MmMzYS4uNzk1MmY1ODc3NDAyIDEwMDY0NAo+IC0tLSBhL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p OTE1X2Rydi5jCj4gQEAgLTkxNyw2ICs5MTcsMTEgQEAgc3RhdGljIGludCBpOTE1X2RyaXZlcl9p bml0X2Vhcmx5KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKPiAgCWlmIChyZXQg PCAwKQo+ICAJCWdvdG8gZXJyX3dvcmtxdWV1ZXM7Cj4gIAo+ICsJaWYgKGk5MTVfbW9kcGFyYW1z LmRpc2FibGVfZGlzcGxheSkgewo+ICsJCURSTV9JTkZPKCJEaXNwbGF5IGRpc2FibGVkIChtb2R1 bGUgcGFyYW1ldGVyKVxuIik7Cj4gKwkJZGV2aWNlX2luZm8tPm51bV9waXBlcyA9IDA7Cj4gKwl9 Cj4gKwoKUGxlYXNlIGxvb2sgYXQgdGhlIGZ1bmN0aW9uIGFzIGEgd2hvbGUsIGFuZCBub3RlIHRo YXQgdGhpcyBmZWVscyBsaWtlIGEKcmFuZG9tIHRoaW5nIHRvIGFkZCBpbiB0aGUgbWlkZGxlLiBO ZWVkcyB0byBiZSBzdG93ZWQgYXdheSBzb21ld2hlcmUKZGVlcGVyLgoKT3ZlcmFsbCwgSSB0aGlu ayB3ZSBuZWVkIHRvIGJlIG1vcmUgYWNjdXJhdGUgYWJvdXQgdGhlIHJlbGF0aW9uc2hpcCBvZgpu dW1fcGlwZXMgPSAwIGFuZCBQQ0hfTk9QLgoKCkJSLApKYW5pLgoKPiAgCS8qIFRoaXMgbXVzdCBi ZSBjYWxsZWQgYmVmb3JlIGFueSBjYWxscyB0byBIQVNfUENIXyogKi8KPiAgCWludGVsX2RldGVj dF9wY2goZGV2X3ByaXYpOwo+ICAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfZGV2aWNlX2luZm8uYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RldmljZV9p bmZvLmMKPiBpbmRleCAwZWYwYzY0NDhkNTMuLjY3MTAyYjQ4MWM4ZiAxMDA2NDQKPiAtLS0gYS9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kZXZpY2VfaW5mby5jCj4gKysrIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfZGV2aWNlX2luZm8uYwo+IEBAIC03NzYsMTIgKzc3Niw4IEBAIHZv aWQgaW50ZWxfZGV2aWNlX2luZm9fcnVudGltZV9pbml0KHN0cnVjdCBpbnRlbF9kZXZpY2VfaW5m byAqaW5mbykKPiAgCQkJaW5mby0+bnVtX3Nwcml0ZXNbcGlwZV0gPSAxOwo+ICAJfQo+ICAKPiAt CWlmIChpOTE1X21vZHBhcmFtcy5kaXNhYmxlX2Rpc3BsYXkpIHsKPiAtCQlEUk1fSU5GTygiRGlz cGxheSBkaXNhYmxlZCAobW9kdWxlIHBhcmFtZXRlcilcbiIpOwo+IC0JCWluZm8tPm51bV9waXBl cyA9IDA7Cj4gLQl9IGVsc2UgaWYgKGluZm8tPm51bV9waXBlcyA+IDAgJiYKPiAtCQkgICAoSVNf R0VONyhkZXZfcHJpdikgfHwgSVNfR0VOOChkZXZfcHJpdikpICYmCj4gLQkJICAgSEFTX1BDSF9T UExJVChkZXZfcHJpdikpIHsKPiArCWlmIChpbmZvLT5udW1fcGlwZXMgPiAwICYmIChJU19HRU43 KGRldl9wcml2KSB8fCBJU19HRU44KGRldl9wcml2KSkgJiYKPiArCSAgICBIQVNfUENIX1NQTElU KGRldl9wcml2KSkgewo+ICAJCXUzMiBmdXNlX3N0cmFwID0gSTkxNV9SRUFEKEZVU0VfU1RSQVAp Owo+ICAJCXUzMiBzZnVzZV9zdHJhcCA9IEk5MTVfUkVBRChTRlVTRV9TVFJBUCk7CgotLSAKSmFu aSBOaWt1bGEsIEludGVsIE9wZW4gU291cmNlIEdyYXBoaWNzIENlbnRlcgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0 CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK