From mboxrd@z Thu Jan 1 00:00:00 1970 From: Manasi Navare Subject: Re: [PATCH v3 04/14] drm/i915/dp: cache source rates at init Date: Tue, 4 Apr 2017 18:17:07 -0700 Message-ID: <20170405011707.GE2688@intel.com> References: 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 ESMTPS id 235496E6DF for ; Wed, 5 Apr 2017 01:13:16 +0000 (UTC) Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Jani Nikula Cc: intel-gfx@lists.freedesktop.org, dhinakaran.pandiyan@intel.com List-Id: intel-gfx@lists.freedesktop.org ClJldmlld2VkLWJ5OiA8bWFuYXNpLmQubmF2YXJlQGludGVsLmNvbT4KCk1hbmFzaQoKT24gVHVl LCBNYXIgMjgsIDIwMTcgYXQgMDU6NTk6MDRQTSArMDMwMCwgSmFuaSBOaWt1bGEgd3JvdGU6Cj4g V2UgbmVlZCB0aGUgc291cmNlIHJhdGVzIGFycmF5IHNvIG9mdGVuIHRoYXQgaXQgbWFrZXMgc2Vu c2UgdG8gc2V0IGl0Cj4gb25jZSBhdCBpbml0LiBUaGlzIHJlZHVjZXMgZnVuY3Rpb24gY2FsbHMg d2hlbiB3ZSBuZWVkIHRoZSByYXRlcywgbWFraW5nCj4gdGhlIGNvZGUgZWFzaWVyIHRvIGZvbGxv dy4KPiAKPiBDYzogTWFuYXNpIE5hdmFyZSA8bWFuYXNpLmQubmF2YXJlQGludGVsLmNvbT4KPiBD YzogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPiBTaWdu ZWQtb2ZmLWJ5OiBKYW5pIE5pa3VsYSA8amFuaS5uaWt1bGFAaW50ZWwuY29tPgo+IC0tLQo+ICBk cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jICB8IDM1ICsrKysrKysrKysrKysrKysrKysr Ky0tLS0tLS0tLS0tLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5oIHwgIDMg KysrCj4gIDIgZmlsZXMgY2hhbmdlZCwgMjQgaW5zZXJ0aW9ucygrKSwgMTQgZGVsZXRpb25zKC0p Cj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCj4gaW5kZXggOWZjMDY2ZGRhNGUwLi5lOWJkNzVm ZjM5MDQgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwo+ICsr KyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiBAQCAtMjE4LDIxICsyMTgsMjUg QEAgaW50ZWxfZHBfc2lua19yYXRlcyhzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwLCBjb25zdCBp bnQgKipzaW5rX3JhdGVzKQo+ICAJcmV0dXJuIChpbnRlbF9kcC0+bWF4X3NpbmtfbGlua19idyA+ PiAzKSArIDE7Cj4gIH0KPiAgCj4gLXN0YXRpYyBpbnQKPiAtaW50ZWxfZHBfc291cmNlX3JhdGVz KHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAsIGNvbnN0IGludCAqKnNvdXJjZV9yYXRlcykKPiAr c3RhdGljIHZvaWQKPiAraW50ZWxfZHBfc2V0X3NvdXJjZV9yYXRlcyhzdHJ1Y3QgaW50ZWxfZHAg KmludGVsX2RwKQo+ICB7Cj4gIAlzdHJ1Y3QgaW50ZWxfZGlnaXRhbF9wb3J0ICpkaWdfcG9ydCA9 IGRwX3RvX2RpZ19wb3J0KGludGVsX2RwKTsKPiAgCXN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpk ZXZfcHJpdiA9IHRvX2k5MTUoZGlnX3BvcnQtPmJhc2UuYmFzZS5kZXYpOwo+ICsJY29uc3QgaW50 ICpzb3VyY2VfcmF0ZXM7Cj4gIAlpbnQgc2l6ZTsKPiAgCj4gKwkvKiBUaGlzIHNob3VsZCBvbmx5 IGJlIGRvbmUgb25jZSAqLwo+ICsJV0FSTl9PTihpbnRlbF9kcC0+c291cmNlX3JhdGVzIHx8IGlu dGVsX2RwLT5udW1fc291cmNlX3JhdGVzKTsKPiArCj4gIAlpZiAoSVNfR0VOOV9MUChkZXZfcHJp dikpIHsKPiAtCQkqc291cmNlX3JhdGVzID0gYnh0X3JhdGVzOwo+ICsJCXNvdXJjZV9yYXRlcyA9 IGJ4dF9yYXRlczsKPiAgCQlzaXplID0gQVJSQVlfU0laRShieHRfcmF0ZXMpOwo+ICAJfSBlbHNl IGlmIChJU19HRU45X0JDKGRldl9wcml2KSkgewo+IC0JCSpzb3VyY2VfcmF0ZXMgPSBza2xfcmF0 ZXM7Cj4gKwkJc291cmNlX3JhdGVzID0gc2tsX3JhdGVzOwo+ICAJCXNpemUgPSBBUlJBWV9TSVpF KHNrbF9yYXRlcyk7Cj4gIAl9IGVsc2Ugewo+IC0JCSpzb3VyY2VfcmF0ZXMgPSBkZWZhdWx0X3Jh dGVzOwo+ICsJCXNvdXJjZV9yYXRlcyA9IGRlZmF1bHRfcmF0ZXM7Cj4gIAkJc2l6ZSA9IEFSUkFZ X1NJWkUoZGVmYXVsdF9yYXRlcyk7Cj4gIAl9Cj4gIAo+IEBAIC0yNDAsNyArMjQ0LDggQEAgaW50 ZWxfZHBfc291cmNlX3JhdGVzKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAsIGNvbnN0IGludCAq KnNvdXJjZV9yYXRlcykKPiAgCWlmICghaW50ZWxfZHBfc291cmNlX3N1cHBvcnRzX2hicjIoaW50 ZWxfZHApKQo+ICAJCXNpemUtLTsKPiAgCj4gLQlyZXR1cm4gc2l6ZTsKPiArCWludGVsX2RwLT5z b3VyY2VfcmF0ZXMgPSBzb3VyY2VfcmF0ZXM7Cj4gKwlpbnRlbF9kcC0+bnVtX3NvdXJjZV9yYXRl cyA9IHNpemU7Cj4gIH0KPiAgCj4gIHN0YXRpYyBpbnQgaW50ZXJzZWN0X3JhdGVzKGNvbnN0IGlu dCAqc291cmNlX3JhdGVzLCBpbnQgc291cmNlX2xlbiwKPiBAQCAtMjgxLDEzICsyODYsMTMgQEAg c3RhdGljIGludCBpbnRlbF9kcF9yYXRlX2luZGV4KGNvbnN0IGludCAqcmF0ZXMsIGludCBsZW4s IGludCByYXRlKQo+ICBzdGF0aWMgaW50IGludGVsX2RwX2NvbW1vbl9yYXRlcyhzdHJ1Y3QgaW50 ZWxfZHAgKmludGVsX2RwLAo+ICAJCQkJIGludCAqY29tbW9uX3JhdGVzKQo+ICB7Cj4gLQljb25z dCBpbnQgKnNvdXJjZV9yYXRlcywgKnNpbmtfcmF0ZXM7Cj4gLQlpbnQgc291cmNlX2xlbiwgc2lu a19sZW47Cj4gKwljb25zdCBpbnQgKnNpbmtfcmF0ZXM7Cj4gKwlpbnQgc2lua19sZW47Cj4gIAo+ ICAJc2lua19sZW4gPSBpbnRlbF9kcF9zaW5rX3JhdGVzKGludGVsX2RwLCAmc2lua19yYXRlcyk7 Cj4gLQlzb3VyY2VfbGVuID0gaW50ZWxfZHBfc291cmNlX3JhdGVzKGludGVsX2RwLCAmc291cmNl X3JhdGVzKTsKPiAgCj4gLQlyZXR1cm4gaW50ZXJzZWN0X3JhdGVzKHNvdXJjZV9yYXRlcywgc291 cmNlX2xlbiwKPiArCXJldHVybiBpbnRlcnNlY3RfcmF0ZXMoaW50ZWxfZHAtPnNvdXJjZV9yYXRl cywKPiArCQkJICAgICAgIGludGVsX2RwLT5udW1fc291cmNlX3JhdGVzLAo+ICAJCQkgICAgICAg c2lua19yYXRlcywgc2lua19sZW4sCj4gIAkJCSAgICAgICBjb21tb25fcmF0ZXMpOwo+ICB9Cj4g QEAgLTE0OTMsMTYgKzE0OTgsMTYgQEAgc3RhdGljIHZvaWQgc25wcmludGZfaW50X2FycmF5KGNo YXIgKnN0ciwgc2l6ZV90IGxlbiwKPiAgCj4gIHN0YXRpYyB2b2lkIGludGVsX2RwX3ByaW50X3Jh dGVzKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHApCj4gIHsKPiAtCWNvbnN0IGludCAqc291cmNl X3JhdGVzLCAqc2lua19yYXRlczsKPiAtCWludCBzb3VyY2VfbGVuLCBzaW5rX2xlbiwgY29tbW9u X2xlbjsKPiArCWNvbnN0IGludCAqc2lua19yYXRlczsKPiArCWludCBzaW5rX2xlbiwgY29tbW9u X2xlbjsKPiAgCWludCBjb21tb25fcmF0ZXNbRFBfTUFYX1NVUFBPUlRFRF9SQVRFU107Cj4gIAlj aGFyIHN0clsxMjhdOyAvKiBGSVhNRTogdG9vIGJpZyBmb3Igc3RhY2s/ICovCj4gIAo+ICAJaWYg KChkcm1fZGVidWcgJiBEUk1fVVRfS01TKSA9PSAwKQo+ICAJCXJldHVybjsKPiAgCj4gLQlzb3Vy Y2VfbGVuID0gaW50ZWxfZHBfc291cmNlX3JhdGVzKGludGVsX2RwLCAmc291cmNlX3JhdGVzKTsK PiAtCXNucHJpbnRmX2ludF9hcnJheShzdHIsIHNpemVvZihzdHIpLCBzb3VyY2VfcmF0ZXMsIHNv dXJjZV9sZW4pOwo+ICsJc25wcmludGZfaW50X2FycmF5KHN0ciwgc2l6ZW9mKHN0ciksCj4gKwkJ CSAgIGludGVsX2RwLT5zb3VyY2VfcmF0ZXMsIGludGVsX2RwLT5udW1fc291cmNlX3JhdGVzKTsK PiAgCURSTV9ERUJVR19LTVMoInNvdXJjZSByYXRlczogJXNcbiIsIHN0cik7Cj4gIAo+ICAJc2lu a19sZW4gPSBpbnRlbF9kcF9zaW5rX3JhdGVzKGludGVsX2RwLCAmc2lua19yYXRlcyk7Cj4gQEAg LTU5NDMsNiArNTk0OCw4IEBAIGludGVsX2RwX2luaXRfY29ubmVjdG9yKHN0cnVjdCBpbnRlbF9k aWdpdGFsX3BvcnQgKmludGVsX2RpZ19wb3J0LAo+ICAJCSBpbnRlbF9kaWdfcG9ydC0+bWF4X2xh bmVzLCBwb3J0X25hbWUocG9ydCkpKQo+ICAJCXJldHVybiBmYWxzZTsKPiAgCj4gKwlpbnRlbF9k cF9zZXRfc291cmNlX3JhdGVzKGludGVsX2RwKTsKPiArCj4gIAlpbnRlbF9kcC0+cmVzZXRfbGlu a19wYXJhbXMgPSB0cnVlOwo+ICAJaW50ZWxfZHAtPnBwc19waXBlID0gSU5WQUxJRF9QSVBFOwo+ ICAJaW50ZWxfZHAtPmFjdGl2ZV9waXBlID0gSU5WQUxJRF9QSVBFOwo+IGRpZmYgLS1naXQgYS9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX2Rydi5oCj4gaW5kZXggZTI0NjQxYjU1OWUyLi5mNTk1NzQyNjFkYzYgMTAwNjQ0Cj4gLS0t IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHJ2LmgKPiArKysgYi9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9kcnYuaAo+IEBAIC05NDksNiArOTQ5LDkgQEAgc3RydWN0IGludGVsX2Rw IHsKPiAgCXVpbnQ4X3QgcHNyX2RwY2RbRURQX1BTUl9SRUNFSVZFUl9DQVBfU0laRV07Cj4gIAl1 aW50OF90IGRvd25zdHJlYW1fcG9ydHNbRFBfTUFYX0RPV05TVFJFQU1fUE9SVFNdOwo+ICAJdWlu dDhfdCBlZHBfZHBjZFtFRFBfRElTUExBWV9DVExfQ0FQX1NJWkVdOwo+ICsJLyogc291cmNlIHJh dGVzICovCj4gKwlpbnQgbnVtX3NvdXJjZV9yYXRlczsKPiArCWNvbnN0IGludCAqc291cmNlX3Jh dGVzOwo+ICAJLyogc2luayByYXRlcyBhcyByZXBvcnRlZCBieSBEUF9TVVBQT1JURURfTElOS19S QVRFUyAqLwo+ICAJdWludDhfdCBudW1fc2lua19yYXRlczsKPiAgCWludCBzaW5rX3JhdGVzW0RQ X01BWF9TVVBQT1JURURfUkFURVNdOwo+IC0tIAo+IDIuMS40Cj4gCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50 ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9y Zy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=