From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH v3] drm/dp: Use large transactions for I2C over AUX Date: Wed, 28 Jan 2015 11:31:46 +0100 Message-ID: <20150128103146.GX4764@phenom.ffwll.local> References: <1422373429-10137-1-git-send-email-simon.farnsworth@onelan.co.uk> <874mrbs24e.fsf@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f180.google.com (mail-wi0-f180.google.com [209.85.212.180]) by gabe.freedesktop.org (Postfix) with ESMTP id 0293188E95 for ; Wed, 28 Jan 2015 02:30:28 -0800 (PST) Received: by mail-wi0-f180.google.com with SMTP id h11so10787196wiw.1 for ; Wed, 28 Jan 2015 02:30:27 -0800 (PST) Content-Disposition: inline In-Reply-To: <874mrbs24e.fsf@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Jani Nikula Cc: Thierry Reding , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gV2VkLCBKYW4gMjgsIDIwMTUgYXQgMTE6MDk6MjFBTSArMDIwMCwgSmFuaSBOaWt1bGEgd3Jv dGU6Cj4gT24gVHVlLCAyNyBKYW4gMjAxNSwgU2ltb24gRmFybnN3b3J0aCA8c2ltb24uZmFybnN3 b3J0aEBvbmVsYW4uY28udWs+IHdyb3RlOgo+ID4gRGlzcGxheVBvcnQgdG8gRFZJLUQgRHVhbCBM aW5rIGFkYXB0ZXJzIGRlc2lnbmVkIGJ5IEJpemxpbmsgaGF2ZSBidWdzIGluCj4gPiB0aGVpciBJ MkMgb3ZlciBBVVggaW1wbGVtZW50YXRpb24uIFRoZXkgd29yayBmaW5lIHdpdGggV2luZG93cywg YnV0IGZhaWwKPiA+IHdpdGggTGludXguCj4gPgo+ID4gSXQgdHVybnMgb3V0IHRoYXQgdGhleSBj YW5ub3Qga2VlcCBhbiBJMkMgdHJhbnNhY3Rpb24gb3BlbiB1bmxlc3MgdGhlCj4gPiBwcmV2aW91 cyByZWFkIHdhcyAxNiBieXRlczsgc2hvcnRlciByZWFkcyBjYW4gb25seSBiZSBmb2xsb3dlZCBi eSBhIHplcm8KPiA+IGJ5dGUgdHJhbnNmZXIgZW5kaW5nIHRoZSBJMkMgdHJhbnNhY3Rpb24uCj4g Pgo+ID4gQ29weSBXaW5kb3dzJ3MgYmVoYXZpb3VyLCBhbmQgcmVhZCAxNiBieXRlcyBhdCBhIHRp bWUuIElmIHdlIGdldCBhIHNob3J0Cj4gPiByZXBseSwgYXNzdW1lIHRoYXQgdGhlcmUncyBhIGhh cmR3YXJlIGJvdHRsZW5lY2ssIGFuZCBzaHJpbmsgb3VyIHJlYWQgc2l6ZQo+ID4gdG8gbWF0Y2gu IEZvciB0aGlzIHB1cnBvc2UsIHVzZSB0aGUgYWxnb3JpdGhtIGluIHRoZSBEaXNwbGF5UG9ydCAx LjIgc3BlYywKPiA+IGluIHRoZSBob3BlcyB0aGF0IGl0J2xsIGJlIGNsb3Nlc3QgdG8gd2hhdCBX aW5kb3dzIGRvZXMsIGFzIG5vIHNpbmsgSSd2ZQo+ID4gZm91bmQgYWN0dWFsbHkgZ2l2ZXMgc2hv cnQgcmVwbGllcy4KPiA+Cj4gPiBBbHNvIHByb3ZpZGUgYSBtb2R1bGUgcGFyYW1ldGVyIGZvciB0 ZXN0aW5nIHNtYWxsZXIgdHJhbnNmZXIgc2l6ZXMsIGluIGNhc2UKPiA+IHRoZXJlIGFyZSBzaW5r cyBvdXQgdGhlcmUgdGhhdCBjYW5ub3Qgd29yayB3aXRoIFdpbmRvd3MuCj4gPgo+ID4gU2lnbmVk LW9mZi1ieTogU2ltb24gRmFybnN3b3J0aCA8c2ltb24uZmFybnN3b3J0aEBvbmVsYW4uY28udWs+ Cj4gPiAtLS0KPiA+Cj4gPiB2MyBjaGFuZ2VzLCBhZnRlciBmZWVkYmFjayBmcm9tIFZpbGxlIGFu ZCBtb3JlIHRlc3Rpbmcgb2YgV2luZG93czoKPiA+Cj4gPiAgKiBDaGFuZ2UgdGhlIHNob3J0IHJl cGx5IGFsZ29yaXRobSB0byBtYXRjaCBWaWxsZSdzIGRlc2NyaXB0aW9uIG9mIHRoZQo+ID4gICAg RGlzcGxheVBvcnQgMS4yIHNwZWMgd29yZGluZy4KPiA+Cj4gPiAgKiBBZGQgYSBtb2R1bGUgcGFy YW1ldGVyIHRvIHNldCB0aGUgZGVmYXVsdCB0cmFuc2ZlciBzaXplIGZvcgo+ID4gICAgZXhwZXJp bWVudHMuIFJlcXVlc3RlZCBvdmVyIElSQyBieSBWaWxsZS4KPiAKPiBJTU8gbW9kdWxlIHBhcmFt ZXRlcnMgYXJlIEFCSSB3ZSBzaG91bGRuJ3QgYWRkIGp1c3QgYmVjYXVzZSB3ZSBtaWdodAo+IG5l ZWQgdGhlbS4gQWxzbyBzZWUgbXkgcmVwbHkgaW4gdGhlIG90aGVyIHRocmVhZAo+IGh0dHA6Ly9t aWQuZ21hbmUub3JnLzg3N2Z3N3MybGguZnNmQGludGVsLmNvbQoKSW1vIGp1c3QgbWFya2luZyBp dCBhcyBfdW5zYWZlIGlzIGdvb2QgZW5vdWdoIHRvIG1ha2UgaXQgY2xlYXIgdGhhdCBpdCdzCmZv ciBkZWJ1Z2dpbmcgb25seS4KLURhbmllbAotLSAKRGFuaWVsIFZldHRlcgpTb2Z0d2FyZSBFbmdp bmVlciwgSW50ZWwgQ29ycG9yYXRpb24KKzQxICgwKSA3OSAzNjUgNTcgNDggLSBodHRwOi8vYmxv Zy5mZndsbC5jaApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcK aHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=