From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Subject: Re: [PATCH] drm/i915/ringbuffer: set force wake bit before reading ring register Date: Wed, 10 Nov 2010 10:47:57 -0800 Message-ID: <20101110104757.783b9204@jbarnes-x201> References: <1289294252-1321-1-git-send-email-nanhai.zou@intel.com> <41EFD7A46E18724CAB128DAD0073348018EF9BD283@shsmsx502.ccr.corp.intel.com> <0d30dc$k4cl2t@orsmga001.jf.intel.com> <41EFD7A46E18724CAB128DAD0073348018F5576956@shsmsx502.ccr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from cpoproxy3-pub.bluehost.com (cpoproxy3-pub.bluehost.com [67.222.54.6]) by gabe.freedesktop.org (Postfix) with SMTP id 91A879EF2B for ; Wed, 10 Nov 2010 10:47:52 -0800 (PST) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Chris Wilson Cc: "intel-gfx@lists.freedesktop.org" List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCAxMCBOb3YgMjAxMCAwNzo1NDoxMiArMDAwMApDaHJpcyBXaWxzb24gPGNocmlzQGNo cmlzLXdpbHNvbi5jby51az4gd3JvdGU6Cgo+IE9uIFdlZCwgMTAgTm92IDIwMTAgMDg6MzY6MjAg KzA4MDAsICJab3UsIE5hbmhhaSIKPiA8bmFuaGFpLnpvdUBpbnRlbC5jb20+IHdyb3RlOgo+ID4g Pj4tLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQo+ID4gPj5Gcm9tOiBDaHJpcyBXaWxzb24gW21h aWx0bzpjaHJpc0BjaHJpcy13aWxzb24uY28udWtdCj4gPiA+PlNlbnQ6IDIwMTDlubQxMeaciDnm l6UgMTg6NTAKPiA+ID4+VG86IFpvdSwgTmFuaGFpOyBpbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnOyBaaGFvLCBKaWFuIEoKPiA+ID4+U3ViamVjdDogUkU6IFtQQVRDSF0gZHJtL2k5MTUv cmluZ2J1ZmZlcjogc2V0IGZvcmNlIHdha2UgYml0Cj4gPiA+PmJlZm9yZSByZWFkaW5nIHJpbmcg cmVnaXN0ZXIKPiA+ID4+Cj4gPiA+Pk9uIFR1ZSwgOSBOb3YgMjAxMCAxNzoxNzowNyArMDgwMCwg IlpvdSwgTmFuaGFpIgo+ID4gPj48bmFuaGFpLnpvdUBpbnRlbC5jb20+IHdyb3RlOgo+ID4gPj4K PiA+ID4+PiBJIGhhdmUgdGVzdGVkIHRoaXMgcGF0Y2ggd2l0aCB0aGUgcmVhZCByaW5nIGhlYWQg ZnJvbSBzdGF0dXMKPiA+ID4+PiBwYWdlIHdvcmthcm91bmQKPiA+ID4+cGF0Y2ggcmV2ZXJ0ZWQu Cj4gPiA+Pj4gU2VlbXMgaXQgd29ya3Mgb24gbXkgU05CIGJveC4KPiA+ID4+Cj4gPiA+PkkgbmVl ZGVkIHRvIGFkZCBhIHVkZWxheSgxMDApIHRvIGk5MTVfc2FmZV9yZWFkIGZvciBteSByZXYgOC4g Q2FuCj4gPiA+PnlvdSBjaGVjayBpZiB0aGVyZSBpcyBhIHJlY29tbWVuZGVkIGRlbGF5IGZvciBG T1JDRVdBS0U/Cj4gPiA+Pi1DaHJpcwo+ID4gPj4KPiA+IERvc2UgYSBwb3N0IHJlYWQgdG8gRk9S Q0VXQUtFIGhlbHA/Cj4gCj4gTm8sIHRyaWVkIGEgUE9TVElOR19SRUFEKEZPUkNFV0FLRSkgZmly c3QgYW5kIGl0IHdhc24ndCB1bnRpbCBJIGFkZGVkCj4gdGhlIHVkZWxheSgpIGJldHdlZW4gdGhl IFJFQUQoRk9SQ0VXQUtFKSBhbmQgdGhlIFJFQUQocmVnKSB0aGF0IGl0Cj4gcmV0dXJuZWQgdGhl IGNvcnJlY3QgcmVzdWx0cyBpbiBhIHNpbmdsZSBjYWxsLgoKSSB0aGluayB0aGVzZSByZWdzIHdp bGwgYmUgYWZmZWN0ZWQgYnkgdGhlIHVjb2RlIG9uIHRoZSBHUFU7IHdlIG1heQpuZWVkIHNwZWNp ZmljIGRlbGF5cyBhZnRlciBzb21lIG9wZXJhdGlvbnMuICBIYXZlIHlvdSB0cmllZCBhc2tpbmcg dGhlCmh3IGd1eXMgd2hhdCB0aGUgYmVzdCBwcmFjdGljZXMgYXJlIGhlcmU/CgotLSAKSmVzc2Ug QmFybmVzLCBJbnRlbCBPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRlcgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0 CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9w Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=