From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maarten Lankhorst Subject: Re: [PATCH v3 2/9] drm/i915/skl+: use linetime latency instead of ddb size Date: Mon, 12 Sep 2016 10:56:00 +0200 Message-ID: <5614de80-e9b2-c4a8-db7d-c7aaa136d9fe@linux.intel.com> References: <20160909080106.17506-1-mahesh1.kumar@intel.com> <20160909080106.17506-3-mahesh1.kumar@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2133C6E392 for ; Mon, 12 Sep 2016 08:56:03 +0000 (UTC) In-Reply-To: <20160909080106.17506-3-mahesh1.kumar@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Kumar, Mahesh" , intel-gfx@lists.freedesktop.org Cc: paulo.r.zanoni@intel.com List-Id: intel-gfx@lists.freedesktop.org T3AgMDktMDktMTYgb20gMTA6MDAgc2NocmVlZiBLdW1hciwgTWFoZXNoOgo+IEZyb206IE1haGVz aCBLdW1hciA8bWFoZXNoMS5rdW1hckBpbnRlbC5jb20+Cj4KPiBUaGlzIHBhdGNoIG1ha2UgY2hh bmdlcyB0byB1c2UgbGluZXRpbWUgbGF0ZW5jeSBpbnN0ZWFkIG9mIGFsbG9jYXRlZAo+IEREQiBz aXplIGR1cmluZyBwbGFuZSB3YXRlcm1hcmsgY2FsY3VsYXRpb24gaW4gc3dpdGNoIGNhc2UsIFRo aXMgaXMKPiByZXF1aXJlZCB0byBpbXBsZW1lbnQgbmV3IEREQiBhbGxvY2F0aW9uIGFsZ29yaXRo bS4KPgo+IEluIE5ldyBBbGdvcml0aG0gRERCIGlzIGFsbG9jYXRlZCBiYXNlZCBvbiBXTSB2YWx1 ZXMsIGJlY2F1c2Ugb2Ygd2hpY2gKPiBudW1iZXIgb2YgRERCIGJsb2NrcyB3aWxsIG5vdCBiZSBh dmFpbGFibGUgZHVyaW5nIFdNIGNhbGN1bGF0aW9uLAo+IFNvIHRoaXMgImxpbmV0aW1lIGxhdGVu Y3kiIGlzIHN1Z2dlc3RlZCBieSBTVi9IVyB0ZWFtIHRvIHVzZSBkdXJpbmcKPiBzd2l0Y2gtY2Fz ZSBmb3IgV00gYmxvY2tzIHNlbGVjdGlvbi4KPgo+IENoYW5nZXMgc2luY2UgdjE6Cj4gIC0gUmVi YXNlIG9uIHRvcCBvZiBQYXVsbydzIHBhdGNoIHNlcmllcwo+Cj4gU2lnbmVkLW9mZi1ieTogTWFo ZXNoIEt1bWFyIDxtYWhlc2gxLmt1bWFyQGludGVsLmNvbT4KPiAtLS0KPiAgZHJpdmVycy9ncHUv ZHJtL2k5MTUvaW50ZWxfcG0uYyB8IDcgKysrKysrLQo+ICAxIGZpbGUgY2hhbmdlZCwgNiBpbnNl cnRpb25zKCspLCAxIGRlbGV0aW9uKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfcG0uYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMKPiBpbmRl eCAzZmRlYzRkLi5jZmQ5YjdkMSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9wbS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYwo+IEBAIC0z NjIyLDEwICszNjIyLDE1IEBAIHN0YXRpYyBpbnQgc2tsX2NvbXB1dGVfcGxhbmVfd20oY29uc3Qg c3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LAo+ICAJICAgIGZiLT5tb2RpZmllclsw XSA9PSBJOTE1X0ZPUk1BVF9NT0RfWWZfVElMRUQpIHsKPiAgCQlzZWxlY3RlZF9yZXN1bHQgPSBt YXgobWV0aG9kMiwgeV90aWxlX21pbmltdW0pOwo+ICAJfSBlbHNlIHsKPiArCQl1aW50MzJfdCBs aW5ldGltZV91cyA9IDA7Cj4gKwo+ICsJCWxpbmV0aW1lX3VzID0gRElWX1JPVU5EX1VQKHdpZHRo ICogMTAwMCwKPiArCQkJCXNrbF9waXBlX3BpeGVsX3JhdGUoY3N0YXRlKSk7Cj4gKwo+ICAJCWlm ICgoY3BwICogY3N0YXRlLT5iYXNlLmFkanVzdGVkX21vZGUuY3J0Y19odG90YWwgLyA1MTIgPCAx KSAmJgo+ICAJCSAgICAocGxhbmVfYnl0ZXNfcGVyX2xpbmUgLyA1MTIgPCAxKSkKPiAgCQkJc2Vs ZWN0ZWRfcmVzdWx0ID0gbWV0aG9kMjsKPiAtCQllbHNlIGlmICgoZGRiX2FsbG9jYXRpb24gLyBw bGFuZV9ibG9ja3NfcGVyX2xpbmUpID49IDEpCj4gKwkJaWYgKGxhdGVuY3kgPj0gbGluZXRpbWVf dXMpCj4gIAkJCXNlbGVjdGVkX3Jlc3VsdCA9IG1pbihtZXRob2QxLCBtZXRob2QyKTsKPiAgCQll bHNlCj4gIAkJCXNlbGVjdGVkX3Jlc3VsdCA9IG1ldGhvZDE7CgpZb3UgcmVtb3ZlZCBhICdlbHNl JyBoZXJlLiBBbHNvIHRoZSBwcmVyZXF1aXNpdGUgcGF0Y2ggaXMgbm90IHBhcnQgb2YgdGhpcyBz ZXJpZXMuCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJ bnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0 cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK