From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Goel, Akash" Subject: Re: [PATCH v8 18/19] drm/i915/gen8: Flip the 48b switch Date: Fri, 31 Jul 2015 22:51:24 +0530 Message-ID: <55BBAE94.4080307@intel.com> References: <1438344780-30630-1-git-send-email-michel.thierry@intel.com> <1438346110-18985-1-git-send-email-michel.thierry@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 4A30B7A1F3 for ; Fri, 31 Jul 2015 10:21:29 -0700 (PDT) In-Reply-To: <1438346110-18985-1-git-send-email-michel.thierry@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Michel Thierry , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org UmV2aWV3ZWQgdGhlIHBhdGNoICYgaXQgbG9va3MgZmluZS4KUmV2aWV3ZWQtYnk6ICJBa2FzaCBH b2VsIDxha2FzaC5nb2VsQGludGVsLmNvbT4iCgoKT24gNy8zMS8yMDE1IDY6MDUgUE0sIE1pY2hl bCBUaGllcnJ5IHdyb3RlOgo+IFVzZSA0OGIgYWRkcmVzc2VzIGlmIGh3IHN1cHBvcnRzIGl0IChp OTE1LmVuYWJsZV9wcGd0dD0zKS4KPiBVcGRhdGUgdGhlIHNhbml0aXplX2VuYWJsZV9wcGd0dCBm b3IgNDggYml0IFBQR1RUIG1vZGUuCj4KPiBOb3RlLCBhbGlhc2luZyBQUEdUVCByZW1haW5zIDMy YiBvbmx5Lgo+Cj4gdjI6IHMvZnVsbF82NGIvZnVsbF80OGIvLiAoQWthc2gpCj4gdjM6IEFkZCBz YW5pdGl6ZV9lbmFibGVfcHBndHQgY2hhbmdlcyB1bnRpbCBoZXJlLiAoQWthc2gpCj4gdjQ6IFVw ZGF0ZSBwYXJhbSBkZXNjcmlwdGlvbiAoQ2hyaXMpCj4KPiBDYzogQWthc2ggR29lbCA8YWthc2gu Z29lbEBpbnRlbC5jb20+Cj4gQ2M6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29uLmNv LnVrPgo+IFNpZ25lZC1vZmYtYnk6IE1pY2hlbCBUaGllcnJ5IDxtaWNoZWwudGhpZXJyeUBpbnRl bC5jb20+Cj4gLS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9ndHQuYyB8IDcg KysrKysrLQo+ICAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9wYXJhbXMuYyAgfCAyICstCj4g ICAyIGZpbGVzIGNoYW5nZWQsIDcgaW5zZXJ0aW9ucygrKSwgMiBkZWxldGlvbnMoLSkKPgo+IGRp ZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9ndHQuYyBiL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2k5MTVfZ2VtX2d0dC5jCj4gaW5kZXggN2E1MjZmOS4uMzFkMjBjNiAxMDA2 NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9ndHQuYwo+ICsrKyBiL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX2d0dC5jCj4gQEAgLTEwNCw5ICsxMDQsMTEgQEAg c3RhdGljIGludCBzYW5pdGl6ZV9lbmFibGVfcHBndHQoc3RydWN0IGRybV9kZXZpY2UgKmRldiwg aW50IGVuYWJsZV9wcGd0dCkKPiAgIHsKPiAgIAlib29sIGhhc19hbGlhc2luZ19wcGd0dDsKPiAg IAlib29sIGhhc19mdWxsX3BwZ3R0Owo+ICsJYm9vbCBoYXNfZnVsbF80OGJpdF9wcGd0dDsKPgo+ ICAgCWhhc19hbGlhc2luZ19wcGd0dCA9IElOVEVMX0lORk8oZGV2KS0+Z2VuID49IDY7Cj4gICAJ aGFzX2Z1bGxfcHBndHQgPSBJTlRFTF9JTkZPKGRldiktPmdlbiA+PSA3Owo+ICsJaGFzX2Z1bGxf NDhiaXRfcHBndHQgPSBJU19CUk9BRFdFTEwoZGV2KSB8fCBJTlRFTF9JTkZPKGRldiktPmdlbiA+ PSA5Owo+Cj4gICAJaWYgKGludGVsX3ZncHVfYWN0aXZlKGRldikpCj4gICAJCWhhc19mdWxsX3Bw Z3R0ID0gZmFsc2U7IC8qIGVtdWxhdGlvbiBpcyB0b28gaGFyZCAqLwo+IEBAIC0xMjUsNiArMTI3 LDkgQEAgc3RhdGljIGludCBzYW5pdGl6ZV9lbmFibGVfcHBndHQoc3RydWN0IGRybV9kZXZpY2Ug KmRldiwgaW50IGVuYWJsZV9wcGd0dCkKPiAgIAlpZiAoZW5hYmxlX3BwZ3R0ID09IDIgJiYgaGFz X2Z1bGxfcHBndHQpCj4gICAJCXJldHVybiAyOwo+Cj4gKwlpZiAoZW5hYmxlX3BwZ3R0ID09IDMg JiYgaGFzX2Z1bGxfNDhiaXRfcHBndHQpCj4gKwkJcmV0dXJuIDM7Cj4gKwo+ICAgI2lmZGVmIENP TkZJR19JTlRFTF9JT01NVQo+ICAgCS8qIERpc2FibGUgcHBndHQgb24gU05CIGlmIFZULWQgaXMg b24uICovCj4gICAJaWYgKElOVEVMX0lORk8oZGV2KS0+Z2VuID09IDYgJiYgaW50ZWxfaW9tbXVf Z2Z4X21hcHBlZCkgewo+IEBAIC0xNDEsNyArMTQ2LDcgQEAgc3RhdGljIGludCBzYW5pdGl6ZV9l bmFibGVfcHBndHQoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgaW50IGVuYWJsZV9wcGd0dCkKPiAg IAl9Cj4KPiAgIAlpZiAoSU5URUxfSU5GTyhkZXYpLT5nZW4gPj0gOCAmJiBpOTE1LmVuYWJsZV9l eGVjbGlzdHMpCj4gLQkJcmV0dXJuIDI7Cj4gKwkJcmV0dXJuIGhhc19mdWxsXzQ4Yml0X3BwZ3R0 ID8gMyA6IDI7Cj4gICAJZWxzZQo+ICAgCQlyZXR1cm4gaGFzX2FsaWFzaW5nX3BwZ3R0ID8gMSA6 IDA7Cj4gICB9Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcGFyYW1z LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3BhcmFtcy5jCj4gaW5kZXggNWFlNGIwYS4u OTAwZTQ4YSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3BhcmFtcy5j Cj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9wYXJhbXMuYwo+IEBAIC0xMTEsNyAr MTExLDcgQEAgTU9EVUxFX1BBUk1fREVTQyhlbmFibGVfaGFuZ2NoZWNrLAo+ICAgbW9kdWxlX3Bh cmFtX25hbWVkX3Vuc2FmZShlbmFibGVfcHBndHQsIGk5MTUuZW5hYmxlX3BwZ3R0LCBpbnQsIDA0 MDApOwo+ICAgTU9EVUxFX1BBUk1fREVTQyhlbmFibGVfcHBndHQsCj4gICAJIk92ZXJyaWRlIFBQ R1RUIHVzYWdlLiAiCj4gLQkiKC0xPWF1dG8gW2RlZmF1bHRdLCAwPWRpc2FibGVkLCAxPWFsaWFz aW5nLCAyPWZ1bGwpIik7Cj4gKwkiKC0xPWF1dG8gW2RlZmF1bHRdLCAwPWRpc2FibGVkLCAxPWFs aWFzaW5nLCAyPWZ1bGwsIDM9ZnVsbCB3aXRoIGV4dGVuZGVkIGFkZHJlc3Mgc3BhY2UpIik7Cj4K PiAgIG1vZHVsZV9wYXJhbV9uYW1lZChlbmFibGVfZXhlY2xpc3RzLCBpOTE1LmVuYWJsZV9leGVj bGlzdHMsIGludCwgMDQwMCk7Cj4gICBNT0RVTEVfUEFSTV9ERVNDKGVuYWJsZV9leGVjbGlzdHMs Cj4KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwt Z2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK