From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH 2/3] drm/i915: Do only one posting read on forcewake put sequence Date: Wed, 28 Jan 2015 15:48:49 +0200 Message-ID: <20150128134849.GQ19354@intel.com> References: <1422449006-4028-1-git-send-email-mika.kuoppala@intel.com> <1422449006-4028-2-git-send-email-mika.kuoppala@intel.com> <20150128125821.GC25850@nuc-i3427.alporthouse.com> <87r3uf825j.fsf@gaia.fi.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id 7BD4E6E6E0 for ; Wed, 28 Jan 2015 05:48:54 -0800 (PST) Content-Disposition: inline In-Reply-To: <87r3uf825j.fsf@gaia.fi.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Mika Kuoppala Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBKYW4gMjgsIDIwMTUgYXQgMDM6Mjg6NTZQTSArMDIwMCwgTWlrYSBLdW9wcGFsYSB3 cm90ZToKPiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4gd3JpdGVzOgo+ IAo+ID4gT24gV2VkLCBKYW4gMjgsIDIwMTUgYXQgMDI6NDM6MjVQTSArMDIwMCwgTWlrYSBLdW9w cGFsYSB3cm90ZToKPiA+PiBjb21taXQgMDVhMmZiMTU3ZTQ0YTUzYzc5MTMzODA1ZDMwZWFhZGE0 MzkxMTk0MQo+ID4+IEF1dGhvcjogTWlrYSBLdW9wcGFsYSA8bWlrYS5rdW9wcGFsYUBsaW51eC5p bnRlbC5jb20+Cj4gPj4gRGF0ZTogICBNb24gSmFuIDE5IDE2OjIwOjQzIDIwMTUgKzAyMDAKPiA+ PiAKPiA+PiAgICAgZHJtL2k5MTU6IENvbnNvbGlkYXRlIGZvcmNld2FrZSBjb2RlCj4gPj4gCj4g Pj4gaW50cm9kdWNlZCBkb21haW4gaGFuZGxpbmcgd2hlcmUgZWFjaCBkb21haW4gaGFzIGl0J3Mg b3duIHBvc3RpbmcKPiA+PiByZWFkIHJlZ2lzdGVycy4gVGhpcyBjaGFuZ2VkIHRoZSBmb3JjZXdh a2Ugc2VxdWVuY2Ugb24gJ3B1dCcgc2lkZSB3aGVuCj4gPj4gdGhlcmUgaXMgbXVsdGlwbGUgZG9t YWlucyBhcyB0aGVyZSB3b3VsZCBiZSBleHRyYSByZWFkIGJldHdlZW4gdGhlIGRvbWFpbgo+ID4+ IHB1dHMuIEFueSBwb3N0aW5nIHJlYWQgc2hvdWxkIGJlIGVub3VnaCB0byBmbHVzaCBhbGwgdGhl IGNoYW5nZXMuCj4gPj4gCj4gPj4gRG8gYSBwb3N0aW5nIHJlYWQgb25seSBvbmNlLCBhdCB0aGUg ZW5kIG9mIHRoZSBzZXF1ZW5jZSBhbmQgZm9yCj4gPj4gdGhlIGZpcnN0IGRvbWFpbi4gTGlrZSBp dCB3YXMgYmVmb3JlLgo+ID4+IAo+ID4+IENjOiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdp bHNvbi5jby51az4KPiA+PiBTaWduZWQtb2ZmLWJ5OiBNaWthIEt1b3BwYWxhIDxtaWthLmt1b3Bw YWxhQGludGVsLmNvbT4KPiA+Cj4gPiBmd2l3LCBJIHdvdWxkIGFyZ3VlIHRoYXQgdGhlIHBvc3Rp bmcgcmVhZCBpbiBfZ2V0KCkgaXMgc3VwZXJmbHVvdXMgYXMgd2UKPiA+IHdpbGwgc2VyaWFsaXNl IHRoZSBmdyB3aXRoIG5vdCBvbmx5IHRoZSBhY2ssIGJ1dCBhbnkgc3Vic2VxdWVudCBtbWlvLgo+ ID4KPiA+IE9uIHRoZSBfcHV0KCkgc2lkZSB3ZSBkbyB3YW50IHRvIGZsdXNoIHRoZSB3cml0ZSBz byB0aGF0IHRoZSBodyBjYW4KPiA+IHBvd2VyIGRvd24gYXMgZWFybHkgYXMgcG9zc2libGUuIFNv IGp1c3Qga2lsbCB0aGUgcG9zdGluZyByZWFkIGZyb20gX2dldAo+ID4gYW5kIG90aGVyd2lzZSBk cm9wIHRoZSBwYXRjaC4gOikKPiAKPiBZZXMsIGJvdGggcHV0L2dldCBwYXRjaGVzIHNob3VsZCBi ZSBkcm9wcGVkLiBJIHBvc3RlZCBhIHBhdGNoIHJlbW92aW5nCj4gdGhlIHBvc3RpbmcgcmVhZCBv biBnZXQgc2lkZSBhbmQgd2l0aCB5b3VyIGV4cGxhbmF0aW9ucyBpbiBjb21taXQgbWVzc2FnZS4K PiAKPiBUaGlzIGFsbCBzdGFydHMgdG8gbWFrZSBzbyBtdWNoIHNlbnNlIHRoYXQgc29tZSBnZW4g aXMgYm91bmQgdG8gYnJlYWsgOykKCklJUkMgdGhlIHBvc3RpbmcgcmVhZCBmcm9tIHNhbWUgY2Fj aGUgbGluZSBhY3R1YWxseSBmaXhlZCByZWFsIGJ1Z3MuIFNvCkknbSBhIGJpdCB3b3JyaWVkIGFi b3V0IGRyb3BwaW5nIHRoZW0uIEJ1dCBJIHN1cHBvc2UgaXQncyBwb3NzaWJsZSBvbmx5CnRoZSBf cHV0IHNpZGUgd2FzIGltcG9ydGFudCBmb3IgdGhvc2UgYnVncy4KCi0tIApWaWxsZSBTeXJqw6Rs w6QKSW50ZWwgT1RDCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4 Cg==