From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915: Only dither on 6bpc panels Date: Thu, 13 Aug 2015 12:01:05 +0300 Message-ID: <87lhdfsgtq.fsf@intel.com> References: <1439372614-17458-1-git-send-email-daniel.vetter@ffwll.ch> <55CBFFBA.7050803@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <55CBFFBA.7050803@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Mario Kleiner , Daniel Vetter , Intel Graphics Development Cc: DRI Development List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCAxMyBBdWcgMjAxNSwgTWFyaW8gS2xlaW5lciA8bWFyaW8ua2xlaW5lci5kZUBnbWFp bC5jb20+IHdyb3RlOgo+IFRoYW5rcyBmb3IgdGhlIHF1aWNrIGZpeCEgQ29tbWVudHMgYmVsb3cu Li4KPgo+IE9uIDA4LzEyLzIwMTUgMTE6NDMgQU0sIERhbmllbCBWZXR0ZXIgd3JvdGU6Cj4+IElu Cj4+Cj4+IGNvbW1pdCBkMzI4YzlkNzhkNjRjYTExZTc0NGZlMjI3MDk2OTkwNDMwYTg4NDc3Cj4+ IEF1dGhvcjogRGFuaWVsIFZldHRlciA8ZGFuaWVsLnZldHRlckBmZndsbC5jaD4KPj4gRGF0ZTog ICBGcmkgQXByIDEwIDE2OjIyOjM3IDIwMTUgKzAyMDAKPj4KPj4gICAgICBkcm0vaTkxNTogU2Vs ZWN0IHN0YXJ0aW5nIHBpcGUgYnBwIGlycmVzcGVjdGl2ZSBvciB0aGUgcHJpbWFyeSBwbGFuZQo+ Pgo+PiB3ZSBzdGFydGVkIHRvIHNlbGVjdCB0aGUgcGlwZSBicHAgZnJvbSBzaW5rIGNhcGFiaWxp dGllcyBhbmQgbm90IGZyb20KPj4gdGhlIHByaW1hcnkgZnJhbWVidWZmZXIgLSB0aGF0IG9uZSBt aWdodCBjaGFuZ2UgKGFuZCB3ZSBkb24ndCB3YW50IHRvCj4+IGluY3VyIGEgbW9kZXNldCkgYW5k IHNwcml0ZXMgbWlnaHQgY29udGFpbiBoaWdoZXIgYnBwIGNvbnRlbnQgdG9vLgo+Pgo+PiBQcm9i bGVtIGlzIHRoYXQgbm93IGlmIHlvdSBoYXZlIGEgMTBicGMgc2NyZWVuIGFuZCBkaXNwbGF5IDI0 YnBwIHJnYgo+PiBwcmltYXJ5IHRoZW4gd2Ugc2VsZWN0IGRpdGhlcmluZywgYW5kIGFwcGFyZW50 bHkgdGhhdCBtYW5nbGVzIHRoZSBoaWdoCj4+IDggYml0cyBldmVuIChldmVuIHRob3VnaHQgeW91 J2QgZXhwZWN0IGRpdGhlcmluZyBvbmx5IHRvIGFmZmVjdCBob3cKPj4gMTJicGMgZ2V0cyBtYXBw ZWQgaW50byAxMGJwYykuIEFuZCB0aGF0IG1hbmdsaW5nIHVwc2V0cyBjZXJ0YWluIHVzZXJzLgo+ Pgo+Cj4gUHJvYmFibHkgZG9lc24ndCBtYXR0ZXIsIGJ1dCB5b3VyIGV4cGxhbmF0aW9uIG9mIHRo ZSBmb3JtZXIgcHJvYmxlbSBoZXJlIAo+IGlzIHNsaWdodGx5IG9mZi4gV2UgYWxzbyBzZWxlY3Rl ZCBkaXRoZXJpbmcgb24gYSA4IGJwYyBzY3JlZW4gZGlzcGxheWluZyAKPiBhIDI0YnBwIHJnYiBw cmltYXJ5LCBiZWNhdXNlIHBpcGVfYnBwIGlzIDI0IGZvciBzdWNoIGEgdHlwaWNhbCA4IGJwYyAK PiBzaW5rLCBidXQgc2luY2UgdGhlIGNvbW1pdCBtZW50aW9uZWQgYWJvdmUsIGJhc2VfYnBwIGlz IGFsd2F5cyB0aGUgCj4gYWJzb2x1dGUgbWF4aW11bSBzdXBwb3J0ZWQgYnkgdGhlIGhhcmR3YXJl LCBlLmcuLCAzNiBicHAgb24gbXkgSXJvbmxha2UgCj4gY2hpcC4gSW93LiB0aGUgb25seSB3YXkg dG8gbm90IGdldCBkaXRoZXJpbmcgd291bGQgaGF2ZSBiZWVuIHRvIGNvbm5lY3QgCj4gYSBkZWVw IGNvbG9yIDEyIGJwYyBkaXNwbGF5LCBzbyBwaXBlX2JwcCA9PSAzNiA9PSBiYXNlX2JwcC4KPgo+ PiBIZW5jZSBvbmx5IGVuYWJsZSBkaXRoZXJpbmcgb24gNmJwYyBzY3JlZW5zIHdoZXJlIHdlIGRp ZmluaXRlbHkgYW5kCj4+IGFsd2F5cyB3YW50IGl0Lgo+Pgo+Cj4gT3RoZXIgdGhhbiB0aGF0LCBp IHRlc3RlZCB0aGUgcGF0Y2ggb24gYm90aCA4IGJwYyBvdXRwdXQgd2l0aCBteSAKPiBtZWFzdXJl bWVudCBlcXVpcG1lbnQgYW5kIG9uIHRoZSBpbnRlcm5hbCBsYXB0b3AgNiBicGMgcGFuZWwsIGFu ZCAKPiBldmVyeXRoaW5nIGlzIGZpbmUgbm93IC0gTm8gYmFuZGluZyBvbiB0aGUgNiBicGMgcGFu ZWwsIG5vIGJhbmRpbmcgb3IgCj4gZXF1aXBtZW50IGZhaWx1cmUgb24gdGhlIGV4dGVybmFsIDgg YnBjIG91dHB1dC4gTGlmZSBpcyBnb29kIGFnYWluIDopCj4KPiBSZXZpZXdlZC1hbmQtdGVzdGVk LWJ5OiBNYXJpbyBLbGVpbmVyIDxtYXJpby5rbGVpbmVyLmRlQGdtYWlsLmNvbT4KClB1c2hlZCB0 byBkcm0taW50ZWwtZml4ZXMsIHRoYW5rcyBmb3IgdGhlIHBhdGNoIGFuZCByZXZpZXcgYW5kIHRl c3RpbmcuCgpCUiwKSmFuaS4KCj4KPiB0aGFua3MsCj4gLW1hcmlvCj4KPj4gQ2M6IE1hcmlvIEts ZWluZXIgPG1hcmlvLmtsZWluZXIuZGVAZ21haWwuY29tPgo+PiBSZXBvcnRlZC1ieTogTWFyaW8g S2xlaW5lciA8bWFyaW8ua2xlaW5lci5kZUBnbWFpbC5jb20+Cj4+IFNpZ25lZC1vZmYtYnk6IERh bmllbCBWZXR0ZXIgPGRhbmllbC52ZXR0ZXJAaW50ZWwuY29tPgo+PiAtLS0KPj4gICBkcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgfCA0ICsrKy0KPj4gICAxIGZpbGUgY2hhbmdl ZCwgMyBpbnNlcnRpb25zKCspLCAxIGRlbGV0aW9uKC0pCj4+Cj4+IGRpZmYgLS1naXQgYS9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9kaXNwbGF5LmMKPj4gaW5kZXggOWEyZjIyOWExYzNhLi4xMjg0NjJlMGEwYjUgMTAwNjQ0 Cj4+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwo+PiArKysgYi9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKPj4gQEAgLTEyMTg2LDcgKzEyMTg2 LDkgQEAgZW5jb2Rlcl9yZXRyeToKPj4gICAJCWdvdG8gZW5jb2Rlcl9yZXRyeTsKPj4gICAJfQo+ Pgo+PiAtCXBpcGVfY29uZmlnLT5kaXRoZXIgPSBwaXBlX2NvbmZpZy0+cGlwZV9icHAgIT0gYmFz ZV9icHA7Cj4+ICsJLyogRGl0aGVyaW5nIHNlZW1zIHRvIG5vdCBwYXNzLXRocm91Z2ggYml0cyBj b3JyZWN0bHkgd2hlbiBpdCBzaG91bGQsIHNvCj4+ICsJICogb25seSBlbmFibGUgaXQgb24gNmJw YyBwYW5lbHMuICovCj4+ICsJcGlwZV9jb25maWctPmRpdGhlciA9IHBpcGVfY29uZmlnLT5waXBl X2JwcCA9PSA2KjM7Cj4+ICAgCURSTV9ERUJVR19LTVMoInBsYW5lIGJwcDogJWksIHBpcGUgYnBw OiAlaSwgZGl0aGVyaW5nOiAlaVxuIiwKPj4gICAJCSAgICAgIGJhc2VfYnBwLCBwaXBlX2NvbmZp Zy0+cGlwZV9icHAsIHBpcGVfY29uZmlnLT5kaXRoZXIpOwo+Pgo+Pgo+IF9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gZHJpLWRldmVsIG1haWxpbmcgbGlz dAo+IGRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRwOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCgotLSAKSmFuaSBOaWt1bGEsIElu dGVsIE9wZW4gU291cmNlIFRlY2hub2xvZ3kgQ2VudGVyCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4 QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==