From mboxrd@z Thu Jan 1 00:00:00 1970 From: shuang.he@intel.com Subject: Re: [PATCH] drm/i915: RMW register cycles considered evil Date: 07 Jul 2015 07:24:24 -0700 Message-ID: <6299f3$mkljb5@orsmga002.jf.intel.com> References: <1436186522-7834-1-git-send-email-daniel.vetter@ffwll.ch> 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 6B2276E9FE for ; Tue, 7 Jul 2015 07:24:26 -0700 (PDT) In-Reply-To: <1436186522-7834-1-git-send-email-daniel.vetter@ffwll.ch> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: shuang.he@intel.com, lei.a.liu@intel.com, intel-gfx@lists.freedesktop.org, daniel.vetter@ffwll.ch List-Id: intel-gfx@lists.freedesktop.org VGVzdGVkLUJ5OiBJbnRlbCBHcmFwaGljcyBRQSBQUlRTIChQYXRjaCBSZWdyZXNzaW9uIFRlc3Qg U3lzdGVtIENvbnRhY3Q6IHNodWFuZy5oZUBpbnRlbC5jb20pClRhc2sgaWQ6IDY3MjkKLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLVN1bW1hcnktLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tClBsYXRmb3JtICAgICAgICAgIERlbHRhICAgICAgICAgIGRybS1p bnRlbC1uaWdodGx5ICAgICAgICAgIFNlcmllcyBBcHBsaWVkCklMSyAgICAgICAgICAgICAgICAg LTEgICAgICAgICAgICAgIDMwMi8zMDIgICAgICAgICAgICAgIDMwMS8zMDIKU05CICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgIDMxMi8zMTYgICAgICAgICAgICAgIDMxMi8zMTYKSVZC ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIDM0NS8zNDUgICAgICAgICAgICAgIDM0 NS8zNDUKQllUICAgICAgICAgICAgICAgICAtMyAgICAgICAgICAgICAgMjg5LzI4OSAgICAgICAg ICAgICAgMjg2LzI4OQpIU1cgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgMzgyLzM4 MiAgICAgICAgICAgICAgMzgyLzM4MgotLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tRGV0YWlsZWQtLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tClBsYXRmb3Jt ICBUZXN0ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBkcm0taW50ZWwtbmlnaHRseSAg ICAgICAgICBTZXJpZXMgQXBwbGllZAoqSUxLICBpZ3RAZ2VtX3JlbG9jX3ZzX2dwdUBmb3JrZWQt aW50ZXJydXB0aWJsZS10aHJhc2hpbmcgICAgICBQQVNTKDEpICAgICAgRE1FU0dfV0FSTigxKQoo ZG1lc2cgcGF0Y2ggYXBwbGllZClkcm06aTkxNV9oYW5nY2hlY2tfZWxhcHNlZFtpOTE1XV0qRVJS T1IqSGFuZ2NoZWNrX3RpbWVyX2VsYXBzZWQuLi5ic2RfcmluZ19pZGxlQEhhbmdjaGVjayB0aW1l ciBlbGFwc2VkLi4uIGJzZCByaW5nIGlkbGUKKkJZVCAgaWd0QGdlbV9wYXJ0aWFsX3B3cml0ZV9w cmVhZEByZWFkcyAgICAgIFBBU1MoMSkgICAgICBGQUlMKDEpCipCWVQgIGlndEBnZW1fcGFydGlh bF9wd3JpdGVfcHJlYWRAcmVhZHMtZGlzcGxheSAgICAgIFBBU1MoMSkgICAgICBGQUlMKDEpCipC WVQgIGlndEBnZW1fcGFydGlhbF9wd3JpdGVfcHJlYWRAcmVhZHMtdW5jYWNoZWQgICAgICBQQVNT KDEpICAgICAgRkFJTCgxKQpOb3RlOiBZb3UgbmVlZCB0byBwYXkgbW9yZSBhdHRlbnRpb24gdG8g bGluZSBzdGFydCB3aXRoICcqJwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2lu dGVsLWdmeAo=