From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Bradford Subject: Re: [PATCH 21/23] drm/i915: BDW: Pipe level Gamma correction Date: Wed, 30 Sep 2015 15:31:34 +0100 Message-ID: <1443623494.16462.19.camel@intel.com> References: <1442425040-32185-1-git-send-email-shashank.sharma@intel.com> <1442425040-32185-22-git-send-email-shashank.sharma@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1442425040-32185-22-git-send-email-shashank.sharma@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Shashank Sharma , matthew.d.roper@intel.com, jim.bish@intel.com, gary.k.smith@intel.com, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Cc: daniel.vetter@intel.com, kausalmalladi@gmail.com, annie.j.matheson@intel.com List-Id: intel-gfx@lists.freedesktop.org SGkgU2hhc2hhbmssIHNvbWUgZmVlZGJhY2sgYmVsb3cgdGhhdCB5b3Ugd291bGQgYmUgZ3JlYXQg dG8gZ2V0CmFkZHJlc3NlZCBiZWZvcmUgeW91ciBuZXh0IHZlcnNpb24uCgpPbiBXZWQsIDIwMTUt MDktMTYgYXQgMjM6MDcgKzA1MzAsIFNoYXNoYW5rIFNoYXJtYSB3cm90ZToKPiBCRFcvU0tML0JY VCBwbGF0Zm9ybXMgc3VwcG9ydCB2YXJpb3VzIEdhbW1hIGNvcnJlY3Rpb24gbW9kZXMKPiB3aGlj aCBhcmU6Cj4gMS4gTGVnYWN5IDgtYml0IG1vZGUKPiAyLiAxMC1iaXQgbW9kZQo+IDMuIDEwLWJp dCBTcGxpdCBHYW1tYSBtb2RlCj4gNC4gMTItYml0IG1vZGUKPiAKPiBUaGlzIHBhdGNoIGRvZXMg dGhlIGZvbGxvd2luZzoKPiAxLiBBZGRzIHRoZSBjb3JlIGZ1bmN0aW9uIHRvIHByb2dyYW0gR2Ft bWEgY29ycmVjdGlvbiB2YWx1ZXMKPiAgICBmb3IgQkRXL1NLTC9CWFQgcGxhdGZvcm1zCj4gMi4g QWRkcyBHYW1tYSBjb3JyZWN0aW9uIG1hY3Jvcy9kZWZpbmVzCj4gCj4gU2lnbmVkLW9mZi1ieTog U2hhc2hhbmsgU2hhcm1hIDxzaGFzaGFuay5zaGFybWFAaW50ZWwuY29tPgo+IFNpZ25lZC1vZmYt Ynk6IEthdXNhbCBNYWxsYWRpIDxrYXVzYWxtYWxsYWRpQGdtYWlsLmNvbT4KPiAtLS0KPiAgZHJp dmVycy9ncHUvZHJtL2k5MTUvaTkxNV9yZWcuaCAgICAgICAgICAgIHwgIDE3ICstCj4gIGRyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2NvbG9yX21hbmFnZXIuYyB8IDI3MAo+ICsrKysrKysrKysr KysrKysrKysrKysrKysrKysrCgoqc25pcCoKCj4gK3N0YXRpYyB1MzIgYmR3X3dyaXRlXzEwYml0 X2dhbW1hX3ByZWNpc2lvbih1MzIgcmVkLCB1MzIgZ3JlZW4sIHUzMgo+IGJsdWUpCj4gK3sKPiAr CXUzMiB3b3JkOwo+ICsJdTggYmx1ZV9pbnQsIGdyZWVuX2ludCwgcmVkX2ludDsKPiArCXUxNiBi bHVlX2ZyYWN0LCBncmVlbl9mcmFjdCwgcmVkX2ZyYWN0Owo+ICsKPiArCWJsdWVfaW50ID0gX0dB TU1BX0lOVF9QQVJUKGJsdWUpOwo+ICsJaWYgKGJsdWVfaW50ID4gR0FNTUFfSU5UX01BWCkKPiAr CQlibHVlID0gQkRXX01BWF9HQU1NQTsKPiArCj4gKwlncmVlbl9pbnQgPSBfR0FNTUFfSU5UX1BB UlQoZ3JlZW4pOwo+ICsJaWYgKGdyZWVuX2ludCA+IEdBTU1BX0lOVF9NQVgpCj4gKwkJZ3JlZW4g PSBCRFdfTUFYX0dBTU1BOwo+ICsKPiArCXJlZF9pbnQgPSBfR0FNTUFfSU5UX1BBUlQocmVkKTsK PiArCWlmIChyZWRfaW50ID4gR0FNTUFfSU5UX01BWCkKPiArCQlyZWQgPSBCRFdfTUFYX0dBTU1B Owo+ICsKPiArCWJsdWVfZnJhY3QgPSBfR0FNTUFfRlJBQ1RfUEFSVChibHVlKTsKPiArCWdyZWVu X2ZyYWN0ID0gX0dBTU1BX0ZSQUNUX1BBUlQoZ3JlZW4pOwo+ICsJcmVkX2ZyYWN0ID0gX0dBTU1B X0ZSQUNUX1BBUlQocmVkKTsKPiArCj4gKwlibHVlX2ZyYWN0ID4+PSBCRFdfMTBCSVRfR0FNTUFf TVNCX1NISUZUOwo+ICsJZ3JlZW5fZnJhY3QgPj49IEJEV18xMEJJVF9HQU1NQV9NU0JfU0hJRlQ7 Cj4gKwlyZWRfZnJhY3QgPj49IEJEV18xMEJJVF9HQU1NQV9NU0JfU0hJRlQ7Cj4gKwo+ICsJLyog UmVkICgyOToyMCkgR3JlZW4gKDE5OjEwKSBhbmQgQmx1ZSAoOTowKSAqLwo+ICsJd29yZCA9IHJl ZF9mcmFjdDsKPiArCXdvcmQgPDw9IEJEV19HQU1NQV9TSElGVDsKPiArCXdvcmQgPSB3b3JkIHwg Z3JlZW5fZnJhY3Q7Cj4gKwl3b3JkIDw8PSBCRFdfR0FNTUFfU0hJRlQ7Cj4gKwl3b3JkID0gd29y ZCB8IGJsdWVfZnJhY3Q7Cj4gKwo+ICsJcmV0dXJuIHdvcmQ7Cj4gK30KPiArCgpJIHRoaW5rIHRo ZSBhYm92ZSBmdW5jdGlvbiwgYW5kIHBlcmhhcHMgb3RoZXJzIGluIHRoaXMgc2VyaWVzIGhhdmUg dGhlCnNhbWUgZmxhdyB3aXRoIHJlc3BlY3QgdG8gbWF4aW11bSBjb2xvdXIgdmFsdWUuCgpJbiBv dXIgZGlzY3Vzc2lvbnMgd2UgYWdyZWVkIHRoYXQgd2Ugd291bGQgZm9sbG93IHRoZSAiR0wgc3R5 bGUiIHdoZXJlCm1heGltdW0gY29sb3VyIChpLmUuIDI1NSBpbiA4LWJpdCkgd291bGQgYmUgcmVw cmVzZW50ZWQgYnkgMS4wZi4gMS4wZgp3aGVuIGNvbnZlcnRlZCB0byBmaXhlZCBwb2ludCA4LjI0 IG5vdGF0aW9uIGlzIDEgPDwgMjQuCgpJIG9ic2VydmVkIHRoYXQgd2l0aCBteSB0ZXN0IGNvZGUg dGhhdCBhIGxpbmVhciByYW1wICh3aGVyZSB0aGUgbGFzdAplbnRyeSBpcyBzZXQgdG8gMS4wKSBn aXZlcyBtZSBibGFjayBmb3Igd2hpdGUuIEkgdHJhY2tlZCBpdCBkb3duIHRvCnRoaXMgZnVuY3Rp b24uCgpJbiBvcmRlciB0byBtYXAgMS4wIHRvIHRoZSBtYXhpbXVtIHZhbHVlIGZvciB0aGUgdGFi bGUgZW50cnkgaW4gdGhlCmhhcmR3YXJlIHRoaXMgZnVuY3Rpb24gbmVlZHMgdG8gYmUgY2hhbmdl ZC4gT25lIHdheSB0byBhY2hpZXZlIHRoaXMKd291bGQgYmUgY2hhbmdlIHRoZSB0ZXN0ICJibHVl X2ludCA+IEdBTU1BX0lOVF9NQVgiIHRvIGJlICJibHVlX2ludCA+PQpHQU1NQV9JTlRfTUFYIiBi dXQgc2luY2UgR0FNTUFfSU5UX01BWCA9IDEgdGhlbiBpdCBtaWdodCBiZSBjbGVhcmVyIHRvCnNh eSBibHVlX2ludCA+IDAuCgpCRFdfTUFYX0dBTU1BIGFsc28gbG9va3Mgd3JvbmcuIEkgdGhpbmsg aXQgc2hvdWxkIGJlICgxIDw8IDI0KSAtIDEgbm90CnRoZSAweDEwMDAwIChzZWUgYmVsb3cpLiBB cyB3ZWxsIGFzIGNvcnJlY3QgY2xhbXBpbmcgaXQgaXMgYWxzbwpuZWNlc3NhcnkgdG8gc2NhbGUg YXMgRGFuaWVsIHN1Z2dlc3RlZCBvbiBJUkM6CgoiCjEzOjU0IDwgZGFudmV0PiByb2JzdGVyLCBz byB3ZSdkIG5lZWQgdG8gcmVzY2FsZSBpbiB0aGUga2VybmVsIGZyb20gMS4wCnRvIDAuMTExMTEx MTExMWIgPwoxMzo1NSA8IGRhbnZldD4gd2VsbCBzdWJzdHJhY3QgMC4wMDAwMDAwMDAxYiBmb3Ig YWxsIHZhbHVlcyA+IDAuNQpwcm9iYWJseSBzaW5jZSBmbG9hdCBtYXRoIGluIHRoZSBrZXJuZWwg aXMgZXZpbAoxMzo1NiA8IGRhbnZldD4gYWxzbyB0aGlzIHByb2JhYmx5IG5lZWRzIGFuIGlndCAt IGNoZWNrIHRoYXQgYWxsIGJsYWNrCndpdGggYW4gYWxsIDEuMCBnYW1tYSB0YWJsZSBpcyB0aGUg c2FtZSBhcyAKICAgICAgICAgICAgICAgIGFsbCB3aGl0ZSB3aXRoIGEgbGluZWFyIG9uZQoiCgpZ b3Ugd29uJ3Qgc2VlIHRoaXMgd2l0aCB5b3VyIHRlc3QgcHJvZ3JhbSAoY29sb3ItY29ycmVjdGlv bi5jKSBhcyB0aGUKbGFyZ2VzdCB2YWx1ZSB5b3UgcHJvZ3JhbSBpbiBhcHBlYXJzIHRvIGJlIDAu ZmYKCipzbmlwKgoKPiArLyogR2VuIDkgKi8KPiArI2RlZmluZSBCRFdfTUFYX0dBTU1BCQkJCTB4 MTAwMDAKPiAKCipzbmlwKgoKSSBsb29rIGZvcndhcmQgdG8gdGVzdGluZyBhZ2FpbnN0IHlvdXIg bmV4dCB2ZXJzaW9uLgoKUm9iCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNr dG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50 ZWwtZ2Z4Cg==