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Thu, 31 Mar 2022 23:38:06 -0700 Received: from bgsmsx604.gar.corp.intel.com (10.67.234.6) by BGSMSX601.gar.corp.intel.com (10.109.78.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.27; Fri, 1 Apr 2022 12:08:04 +0530 Received: from bgsmsx604.gar.corp.intel.com ([10.67.234.6]) by BGSMSX604.gar.corp.intel.com ([10.67.234.6]) with mapi id 15.01.2308.027; Fri, 1 Apr 2022 12:08:04 +0530 From: "Shankar, Uma" To: Ville Syrjala , "intel-gfx@lists.freedesktop.org" Thread-Topic: [Intel-gfx] [PATCH v2 08/12] drm/i915/dp: Rework HDMI DFP TMDS clock handling Thread-Index: AQHYPeSPiWXh8k1dBkaLgS8+iZN+aazaqhdw Date: Fri, 1 Apr 2022 06:38:04 +0000 Message-ID: <60e86754aa5c4fd49447a76be2903fe0@intel.com> References: <20220322120015.28074-1-ville.syrjala@linux.intel.com> <20220322120015.28074-9-ville.syrjala@linux.intel.com> In-Reply-To: <20220322120015.28074-9-ville.syrjala@linux.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.6.401.20 x-originating-ip: [10.223.10.1] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Subject: Re: [Intel-gfx] [PATCH v2 08/12] drm/i915/dp: Rework HDMI DFP TMDS clock handling X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogSW50ZWwtZ2Z4IDxpbnRl bC1nZngtYm91bmNlc0BsaXN0cy5mcmVlZGVza3RvcC5vcmc+IE9uIEJlaGFsZiBPZiBWaWxsZSBT eXJqYWxhDQo+IFNlbnQ6IFR1ZXNkYXksIE1hcmNoIDIyLCAyMDIyIDU6MzAgUE0NCj4gVG86IGlu dGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcNCj4gU3ViamVjdDogW0ludGVsLWdmeF0gW1BB VENIIHYyIDA4LzEyXSBkcm0vaTkxNS9kcDogUmV3b3JrIEhETUkgREZQIFRNRFMgY2xvY2sNCj4g aGFuZGxpbmcNCj4gDQo+IEZyb206IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51 eC5pbnRlbC5jb20+DQo+IA0KPiBSZXdvcmsgdGhlIEhETUkgREZQIFRNRFMgY2xvY2sgY2hlY2tz IHRvIGFsc28gY2hlY2sgYXQgOGJwYy4NCj4gUHJldmlvdXNseSB3ZSBvbmx5IGNoZWNrZWQgdGhl IGRlZXAgY29sb3IgY2FzZXMuIEJ1dCBJIHN1cHBvc2UgYSBzaW5rIGNvdWxkDQo+IHBvdGVudGlh bGx5IGRlY2xhcmUgIjQ6MjowIGFsc28iIG1vZGVzIHRoYXQgb25seSBhY3R1YWxseSBmaXQgd2l0 aGluIGl0cyBvd24gbGltaXRzDQo+IHdoZW4gdXNpbmcgNDoyOjAuIEV2ZW4gaWYgdGhhdCBpcyB0 b28gbnV0cyB0byBiZSByZWFsIHRoZXJlIGlzIG5vIHJlYWwgaGFybSBpbiBydW5uaW5nDQo+IHRo cm91Z2ggdGhlIGZ1bGwgY2hlY2tzIGZvciBldmVyeXRoaW5nLg0KDQpZZWFoIHRoaXMgc2hvdWxk IGJlIG9rLiBDaGFuZ2VzIGxvb2sgR29vZCB0byBtZS4NClJldmlld2VkLWJ5OiBVbWEgU2hhbmth ciA8dW1hLnNoYW5rYXJAaW50ZWwuY29tPg0KDQo+IFNpZ25lZC1vZmYtYnk6IFZpbGxlIFN5cmrD pGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+DQo+IC0tLQ0KPiAgZHJpdmVycy9n cHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jIHwgMzUgKysrKysrKysrKysrKysrKysrLS0t LS0tLQ0KPiAgMSBmaWxlIGNoYW5nZWQsIDI1IGluc2VydGlvbnMoKyksIDEwIGRlbGV0aW9ucygt KQ0KPiANCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxf ZHAuYw0KPiBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAuYw0KPiBpbmRl eCBhNzg1MjJkYzliM2MuLjQzNmQwYjBmMGI3NiAxMDA2NDQNCj4gLS0tIGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jDQo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2Rpc3BsYXkvaW50ZWxfZHAuYw0KPiBAQCAtMTE2MywxNiArMTE2MywyOCBAQCBzdGF0aWMgYm9v bCBpbnRlbF9kcF9pc195Y2JjcjQyMChzdHJ1Y3QgaW50ZWxfZHANCj4gKmludGVsX2RwLA0KPiAg CQkgaW50ZWxfZHAtPmRmcC55Y2Jjcl80NDRfdG9fNDIwKTsNCj4gIH0NCj4gDQo+IC1zdGF0aWMg Ym9vbCBpbnRlbF9kcF9oZG1pX2JwY19wb3NzaWJsZShzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2Rw LA0KPiAtCQkJCSAgICAgICBjb25zdCBzdHJ1Y3QgaW50ZWxfY3J0Y19zdGF0ZSAqY3J0Y19zdGF0 ZSwNCj4gLQkJCQkgICAgICAgaW50IGJwYykNCj4gK3N0YXRpYyBpbnQgaW50ZWxfZHBfaGRtaV9j b21wdXRlX2JwYyhzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwLA0KPiArCQkJCSAgICAgY29uc3Qg c3RydWN0IGludGVsX2NydGNfc3RhdGUgKmNydGNfc3RhdGUsDQo+ICsJCQkJICAgICBpbnQgYnBj KQ0KPiAgew0KPiAgCWJvb2wgeWNiY3I0MjBfb3V0cHV0ID0gaW50ZWxfZHBfaXNfeWNiY3I0MjAo aW50ZWxfZHAsIGNydGNfc3RhdGUpOw0KPiAgCWludCBjbG9jayA9IGNydGNfc3RhdGUtPmh3LmFk anVzdGVkX21vZGUuY3J0Y19jbG9jazsNCj4gDQo+IC0JcmV0dXJuIGludGVsX2hkbWlfYnBjX3Bv c3NpYmxlKGNydGNfc3RhdGUsIGJwYywNCj4gLQkJCQkgICAgICAgaW50ZWxfZHAtPmhhc19oZG1p X3NpbmssIHljYmNyNDIwX291dHB1dCkgJiYNCj4gLQkJaW50ZWxfZHBfdG1kc19jbG9ja192YWxp ZChpbnRlbF9kcCwgY2xvY2ssIGJwYywgeWNiY3I0MjBfb3V0cHV0KQ0KPiA9PSBNT0RFX09LOw0K PiArCS8qDQo+ICsJICogQ3VycmVudCBicGMgY291bGQgYWxyZWFkeSBiZSBiZWxvdyA4YnBjIGR1 ZSB0bw0KPiArCSAqIEZESSBiYW5kd2lkdGggY29uc3RyYWludHMgb3Igb3RoZXIgbGltaXRzLg0K PiArCSAqIEhETUkgbWluaW11bSBpcyA4YnBjIGhvd2V2ZXIuDQo+ICsJICovDQo+ICsJYnBjID0g bWF4KGJwYywgOCk7DQo+ICsNCj4gKwlmb3IgKDsgYnBjID49IDg7IGJwYyAtPSAyKSB7DQo+ICsJ CWlmIChpbnRlbF9oZG1pX2JwY19wb3NzaWJsZShjcnRjX3N0YXRlLCBicGMsDQo+ICsJCQkJCSAg ICBpbnRlbF9kcC0+aGFzX2hkbWlfc2luaywNCj4geWNiY3I0MjBfb3V0cHV0KSAmJg0KPiArCQkg ICAgaW50ZWxfZHBfdG1kc19jbG9ja192YWxpZChpbnRlbF9kcCwgY2xvY2ssIGJwYywgeWNiY3I0 MjBfb3V0cHV0KQ0KPiA9PSBNT0RFX09LKQ0KPiArCQkJcmV0dXJuIGJwYzsNCj4gKwl9DQo+ICsN Cj4gKwlyZXR1cm4gLUVJTlZBTDsNCj4gIH0NCj4gDQo+ICBzdGF0aWMgaW50IGludGVsX2RwX21h eF9icHAoc3RydWN0IGludGVsX2RwICppbnRlbF9kcCwgQEAgLTExODgsMTAgKzEyMDAsMTMgQEAN Cj4gc3RhdGljIGludCBpbnRlbF9kcF9tYXhfYnBwKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAs DQo+ICAJCWJwYyA9IG1pbl90KGludCwgYnBjLCBpbnRlbF9kcC0+ZGZwLm1heF9icGMpOw0KPiAN Cj4gIAlpZiAoaW50ZWxfZHAtPmRmcC5taW5fdG1kc19jbG9jaykgew0KPiAtCQlmb3IgKDsgYnBj ID49IDEwOyBicGMgLT0gMikgew0KPiAtCQkJaWYgKGludGVsX2RwX2hkbWlfYnBjX3Bvc3NpYmxl KGludGVsX2RwLCBjcnRjX3N0YXRlLCBicGMpKQ0KPiAtCQkJCWJyZWFrOw0KPiAtCQl9DQo+ICsJ CWludCBtYXhfaGRtaV9icGM7DQo+ICsNCj4gKwkJbWF4X2hkbWlfYnBjID0gaW50ZWxfZHBfaGRt aV9jb21wdXRlX2JwYyhpbnRlbF9kcCwgY3J0Y19zdGF0ZSwNCj4gYnBjKTsNCj4gKwkJaWYgKG1h eF9oZG1pX2JwYyA8IDApDQo+ICsJCQlyZXR1cm4gMDsNCj4gKw0KPiArCQlicGMgPSBtaW4oYnBj LCBtYXhfaGRtaV9icGMpOw0KPiAgCX0NCj4gDQo+ICAJYnBwID0gYnBjICogMzsNCj4gLS0NCj4g Mi4zNC4xDQoNCg==