From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sagar Arun Kamble Subject: Re: [RFC 2/3] drm/i915/guc: Omit guc_init_doorbell_hw during driver load Date: Thu, 16 Nov 2017 11:11:46 +0530 Message-ID: <035f631c-fd6b-0aed-dd53-cb9da27ac114@intel.com> References: <20171115183029.2990-1-michel.thierry@intel.com> <20171115183029.2990-2-michel.thierry@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTP id 6DA446E83B for ; Thu, 16 Nov 2017 13:57:50 +0000 (UTC) In-Reply-To: <20171115183029.2990-2-michel.thierry@intel.com> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Michel Thierry , intel-gfx@lists.freedesktop.org Cc: Sujaritha Sundaresan List-Id: intel-gfx@lists.freedesktop.org CgpPbiAxMS8xNi8yMDE3IDEyOjAwIEFNLCBNaWNoZWwgVGhpZXJyeSB3cm90ZToKPiBEdXJpbmcg ZHJpdmVyIGxvYWQgd2UgY3JlYXRlIHRoZSBHdUMgY2xpZW50cyBhbmQgYWxsb2NhdGUgdGhlaXIK PiBkb29yYmVsbHMganVzdCBiZWZvcmUgZXhlY3V0aW5nIGd1Y19pbml0X2Rvb3JiZWxsX2h3OyBi dXQgc2luY2Ugd2UganVzdAo+IGNyZWF0ZWQgdGhlc2UgZG9vcmJlbGxzLCBob3cgY2FuIHRoZXkg YmUgb3V0IG9mIHN5bmM/Cj4gVGhpcyBjb2RlIGhhcyBoYWQgbW9yZSB0aGFuIGVub3VnaCByZWZh Y3RvcmluZyAoMiBtb3JlIHN0aWxsIGluIHByb2dyZXNzKQo+IHNvIEkgd291bGQgbm90IGJlIHN1 cnByaXNlZCBpZiBjYWxsaW5nIGd1Y19pbml0X2Rvb3JiZWxsX2h3IG1hZGUgc2Vuc2UgYXQKPiBz b21lIHBvaW50LCBidXQgbm90IGFueW1vcmUuCj4KPiBUaGUgcmVzdW1lIHBhdGggaXMgZGlmZmVy ZW50LCBpbiB0aGlzIGNhc2UgdGhlIGRyaXZlciBkb2Vzbid0Cj4gcmVjcmVhdGUgY2xpZW50cywg YW5kIGl0IGlzIHN0aWxsIHJlYXNvbmFibGUgdG8gdmFsaWRhdGUvcmVhbGxvY2F0ZSB0aGUKPiBk b29yYmVsbHMgaW4gb3JkZXIgdG8gY29uZmlybSB0aGF0IHRoZXkgc3RpbGwgYmVsb25nIHRvIHRo ZSBjbGllbnRzLgpQbGFubmluZyB0byBjaGFuZ2UgdGhpcyBpbiB1cGNvbWluZyBzZXJpZXMgKGFs bG9jYXRlIGRvb3JiZWxscyBvbiByZXN1bWUgCndoZW4gbm90IG5lZWRpbmcgdWNfaW5pdF9odykK YW5kIHRoZW4gd2UgY2FuIGRvIGF3YXkgd2l0aCB0aGlzIHZhbGlkYXRpb24uIEFub3RoZXIgcHJv YmxlbSBJIHNlZSBpcywgCnRoaXMgaXMgdGltZSBjb25zdW1pbmcgYW5kIGxlYWRzCnRvIGluY3Jl YXNlIGluIHRoZSByZXN1bWUgdGltZSAod2UgYWxzbyBzYW5pdGl6ZSBvbiByZXN1bWUgaGVuY2Ug dGhpcyBpcyAKdW5uZWNlc3NhcnkgZm9yIGFsbCB1bnVzZWQgZG9vcmJlbGxzKQo+IEFuZCBwcm9i YWJseSBndWNfaW5pdF9kb29yYmVsbF9odyBpcyBubyBsb25nZXIgdGhlIHJpZ2h0IG5hbWUsIGJ1 dCBJJ2xsCj4gbGVhdmUgdGhhdCB0byBzb21lb25lIGVsc2UuCj4KPiBTaWduZWQtb2ZmLWJ5OiBN aWNoZWwgVGhpZXJyeSA8bWljaGVsLnRoaWVycnlAaW50ZWwuY29tPgpDaGFuZ2UgbG9va3MgZ29v ZCB0byBtZS4KQWNrZWQtYnk6IFNhZ2FyIEFydW4gS2FtYmxlIDxzYWdhci5hLmthbWJsZUBpbnRl bC5jb20+Cj4gQ2M6IFNhZ2FyIEFydW4gS2FtYmxlIDxzYWdhci5hLmthbWJsZUBpbnRlbC5jb20+ Cj4gQ2M6IFN1amFyaXRoYSBTdW5kYXJlc2FuIDxzdWphcml0aGEuc3VuZGFyZXNhbkBpbnRlbC5j b20+Cj4gQ2M6IE1pY2hhbCBXYWpkZWN6a28gPG1pY2hhbC53YWpkZWN6a29AaW50ZWwuY29tPgo+ IENjOiBPc2NhciBNYXRlbyA8b3NjYXIubWF0ZW9AaW50ZWwuY29tPgo+IENjOiBEYW5pZWxlIENl cmFvbG8gU3B1cmlvIDxkYW5pZWxlLmNlcmFvbG9zcHVyaW9AaW50ZWwuY29tPgo+IENjOiBDaHJp cyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KPiAtLS0KPiAgIGRyaXZlcnMvZ3B1 L2RybS9pOTE1L2k5MTVfZ3VjX3N1Ym1pc3Npb24uYyB8IDggKysrKy0tLS0KPiAgIDEgZmlsZSBj aGFuZ2VkLCA0IGluc2VydGlvbnMoKyksIDQgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9ndWNfc3VibWlzc2lvbi5jIGIvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9ndWNfc3VibWlzc2lvbi5jCj4gaW5kZXggNWQ2NTc2ZTAxYTkxLi5kNjc2 MmNhNDJjZjEgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9ndWNfc3Vi bWlzc2lvbi5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9ndWNfc3VibWlzc2lv bi5jCj4gQEAgLTE0MjQsMTYgKzE0MjQsMTYgQEAgaW50IGk5MTVfZ3VjX3N1Ym1pc3Npb25fZW5h YmxlKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKPiAgIAl9IGVsc2Ugewo+ICAg CQlndWNfcmVzZXRfd3EoZ3VjLT5leGVjYnVmX2NsaWVudCk7Cj4gICAJCWd1Y19yZXNldF93cShn dWMtPnByZWVtcHRfY2xpZW50KTsKPiArCj4gKwkJZXJyID0gZ3VjX2luaXRfZG9vcmJlbGxfaHco Z3VjKTsKPiArCQlpZiAoZXJyKQo+ICsJCQlnb3RvIGVycl9mcmVlX2NsaWVudHM7Cj4gICAJfQo+ ICAgCj4gICAJZXJyID0gaW50ZWxfZ3VjX3NhbXBsZV9mb3JjZXdha2UoZ3VjKTsKPiAgIAlpZiAo ZXJyKQo+ICAgCQlnb3RvIGVycl9mcmVlX2NsaWVudHM7Cj4gICAKPiAtCWVyciA9IGd1Y19pbml0 X2Rvb3JiZWxsX2h3KGd1Yyk7Cj4gLQlpZiAoZXJyKQo+IC0JCWdvdG8gZXJyX2ZyZWVfY2xpZW50 czsKPiAtCj4gICAJLyogVGFrZSBvdmVyIGZyb20gbWFudWFsIGNvbnRyb2wgb2YgRUxTUCAoZXhl Y2xpc3RzKSAqLwo+ICAgCWd1Y19pbnRlcnJ1cHRzX2NhcHR1cmUoZGV2X3ByaXYpOwo+ICAgCgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZngg bWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK