From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Kumar, Shobhit" Subject: Re: [v2 1/6] drm/i915/skl+: Use plane size for relative data rate calculation Date: Tue, 2 Feb 2016 19:17:38 +0530 Message-ID: <56B0B37A.1010305@linux.intel.com> References: <1453911003-9856-1-git-send-email-shobhit.kumar@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 B1DFE6E01F for ; Tue, 2 Feb 2016 05:47:40 -0800 (PST) In-Reply-To: <1453911003-9856-1-git-send-email-shobhit.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: "Roper, Matthew D" Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gMDEvMjcvMjAxNiAwOTozOSBQTSwgU2hvYmhpdCBLdW1hciB3cm90ZToKPiBGcm9tOiAiS3Vt YXIsIE1haGVzaCIgPG1haGVzaDEua3VtYXJAaW50ZWwuY29tPgo+Cj4gVXNlIHBsYW5lIHNpemUg Zm9yIHJlbGF0aXZlIGRhdGEgcmF0ZSBjYWxjdWxhdGlvbi4gZG9uJ3QgYWx3YXlzIHVzZQo+IHBp cGUgc291cmNlIHdpZHRoICYgaGVpZ2h0Lgo+IGFkanVzdCBoZWlnaHQgJiB3aWR0aCBhY2NvcmRp bmcgdG8gcm90YXRpb24uCj4gdXNlIHBsYW5lIHNpemUgZm9yIHdhdGVybWFyayBjYWxjdWxhdGlv bnMgYWxzby4KPgo+IHYyOiBBZGRyZXNzIE1hdHQncyBjb21tZW50cy4KPiAgICAgIFVzZSBpbnRl bF9wbGFuZV9zdGF0ZS0+dmlzaWJsZSB0byBhdm9pZCBkaXZpZGUtYnktemVybyBlcnJvci4KPiAg ICAgIFdoZXJlIEZCIHdhcyBwcmVzZW50IGJ1dCBub3QgdmlzaWJsZSBzbyBjYXVzaW5nIHRvdGFs IGRhdGEgcmF0ZSB0bwo+ICAgICAgYmUgemVybywgaGVuY2UgZGl2aWRlLWJ5LXplcm8uCj4KCk1h dHQsIHJlcXVlc3QgeW91IHRvIGhhdmUgYSByZS1sb29rIGF0IHRoaXMgc2VyaWVzLgoKUmVnYXJk cwpTaG9iaGl0Cgo+IENjOiBtYXR0aGV3LmQucm9wZXJAaW50ZWwuY29tCj4gU2lnbmVkLW9mZi1i eTogS3VtYXIsIE1haGVzaCA8bWFoZXNoMS5rdW1hckBpbnRlbC5jb20+Cj4gLS0tCj4gICBkcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jIHwgNDIgKysrKysrKysrKysrKysrKysrKysrKysr KystLS0tLS0tLS0tLS0tLS0KPiAgIDEgZmlsZSBjaGFuZ2VkLCAyNyBpbnNlcnRpb25zKCspLCAx NSBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9wbS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYwo+IGluZGV4IDIwYmY4NTQu LmQ1NWU1ZDAgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYwo+ ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMKPiBAQCAtMjg2OCwyNSArMjg2 OCwyOCBAQCBza2xfcGxhbmVfcmVsYXRpdmVfZGF0YV9yYXRlKGNvbnN0IHN0cnVjdCBpbnRlbF9j cnRjX3N0YXRlICpjc3RhdGUsCj4gICAJCQkgICAgIGNvbnN0IHN0cnVjdCBkcm1fcGxhbmVfc3Rh dGUgKnBzdGF0ZSwKPiAgIAkJCSAgICAgaW50IHkpCj4gICB7Cj4gLQlzdHJ1Y3QgaW50ZWxfY3J0 YyAqaW50ZWxfY3J0YyA9IHRvX2ludGVsX2NydGMoY3N0YXRlLT5iYXNlLmNydGMpOwo+ICsJc3Ry dWN0IGludGVsX3BsYW5lX3N0YXRlICppbnRlbF9wc3RhdGUgPSB0b19pbnRlbF9wbGFuZV9zdGF0 ZShwc3RhdGUpOwo+ICAgCXN0cnVjdCBkcm1fZnJhbWVidWZmZXIgKmZiID0gcHN0YXRlLT5mYjsK PiArCXVpbnQzMl90IHdpZHRoID0gMCwgaGVpZ2h0ID0gMDsKPiArCj4gKwl3aWR0aCA9IGRybV9y ZWN0X3dpZHRoKCZpbnRlbF9wc3RhdGUtPnNyYykgPj4gMTY7Cj4gKwloZWlnaHQgPSBkcm1fcmVj dF9oZWlnaHQoJmludGVsX3BzdGF0ZS0+c3JjKSA+PiAxNjsKPiArCj4gKwlpZiAoaW50ZWxfcm90 YXRpb25fOTBfb3JfMjcwKHBzdGF0ZS0+cm90YXRpb24pKQo+ICsJCXN3YXAod2lkdGgsIGhlaWdo dCk7Cj4KPiAgIAkvKiBmb3IgcGxhbmFyIGZvcm1hdCAqLwo+ICAgCWlmIChmYi0+cGl4ZWxfZm9y bWF0ID09IERSTV9GT1JNQVRfTlYxMikgewo+ICAgCQlpZiAoeSkgIC8qIHktcGxhbmUgZGF0YSBy YXRlICovCj4gLQkJCXJldHVybiBpbnRlbF9jcnRjLT5jb25maWctPnBpcGVfc3JjX3cgKgo+IC0J CQkJaW50ZWxfY3J0Yy0+Y29uZmlnLT5waXBlX3NyY19oICoKPiArCQkJcmV0dXJuIHdpZHRoICog aGVpZ2h0ICoKPiAgIAkJCQlkcm1fZm9ybWF0X3BsYW5lX2NwcChmYi0+cGl4ZWxfZm9ybWF0LCAw KTsKPiAgIAkJZWxzZSAgICAvKiB1di1wbGFuZSBkYXRhIHJhdGUgKi8KPiAtCQkJcmV0dXJuIChp bnRlbF9jcnRjLT5jb25maWctPnBpcGVfc3JjX3cvMikgKgo+IC0JCQkJKGludGVsX2NydGMtPmNv bmZpZy0+cGlwZV9zcmNfaC8yKSAqCj4gKwkJCXJldHVybiAod2lkdGggLyAyKSAqIChoZWlnaHQg LyAyKSAqCj4gICAJCQkJZHJtX2Zvcm1hdF9wbGFuZV9jcHAoZmItPnBpeGVsX2Zvcm1hdCwgMSk7 Cj4gICAJfQo+Cj4gICAJLyogZm9yIHBhY2tlZCBmb3JtYXRzICovCj4gLQlyZXR1cm4gaW50ZWxf Y3J0Yy0+Y29uZmlnLT5waXBlX3NyY193ICoKPiAtCQlpbnRlbF9jcnRjLT5jb25maWctPnBpcGVf c3JjX2ggKgo+IC0JCWRybV9mb3JtYXRfcGxhbmVfY3BwKGZiLT5waXhlbF9mb3JtYXQsIDApOwo+ ICsJcmV0dXJuIHdpZHRoICogaGVpZ2h0ICogZHJtX2Zvcm1hdF9wbGFuZV9jcHAoZmItPnBpeGVs X2Zvcm1hdCwgMCk7Cj4gICB9Cj4KPiAgIC8qCj4gQEAgLTI5MDUsOSArMjkwOCw4IEBAIHNrbF9n ZXRfdG90YWxfcmVsYXRpdmVfZGF0YV9yYXRlKGNvbnN0IHN0cnVjdCBpbnRlbF9jcnRjX3N0YXRl ICpjc3RhdGUpCj4gICAJZm9yX2VhY2hfaW50ZWxfcGxhbmVfb25fY3J0YyhkZXYsIGludGVsX2Ny dGMsIGludGVsX3BsYW5lKSB7Cj4gICAJCWNvbnN0IHN0cnVjdCBkcm1fcGxhbmVfc3RhdGUgKnBz dGF0ZSA9IGludGVsX3BsYW5lLT5iYXNlLnN0YXRlOwo+Cj4gLQkJaWYgKHBzdGF0ZS0+ZmIgPT0g TlVMTCkKPiArCQlpZiAoIXRvX2ludGVsX3BsYW5lX3N0YXRlKHBzdGF0ZSktPnZpc2libGUpCj4g ICAJCQljb250aW51ZTsKPiAtCj4gICAJCWlmIChpbnRlbF9wbGFuZS0+YmFzZS50eXBlID09IERS TV9QTEFORV9UWVBFX0NVUlNPUikKPiAgIAkJCWNvbnRpbnVlOwo+Cj4gQEAgLTI5NjUsOCArMjk2 Nyw5IEBAIHNrbF9hbGxvY2F0ZV9waXBlX2RkYihzdHJ1Y3QgaW50ZWxfY3J0Y19zdGF0ZSAqY3N0 YXRlLAo+ICAgCQlzdHJ1Y3QgZHJtX2ZyYW1lYnVmZmVyICpmYiA9IHBsYW5lLT5zdGF0ZS0+ZmI7 Cj4gICAJCWludCBpZCA9IHNrbF93bV9wbGFuZV9pZChpbnRlbF9wbGFuZSk7Cj4KPiAtCQlpZiAo ZmIgPT0gTlVMTCkKPiArCQlpZiAoIXRvX2ludGVsX3BsYW5lX3N0YXRlKHBsYW5lLT5zdGF0ZSkt PnZpc2libGUpCj4gICAJCQljb250aW51ZTsKPiArCj4gICAJCWlmIChwbGFuZS0+dHlwZSA9PSBE Uk1fUExBTkVfVFlQRV9DVVJTT1IpCj4gICAJCQljb250aW51ZTsKPgo+IEBAIC0yOTkyLDcgKzI5 OTUsNyBAQCBza2xfYWxsb2NhdGVfcGlwZV9kZGIoc3RydWN0IGludGVsX2NydGNfc3RhdGUgKmNz dGF0ZSwKPiAgIAkJdWludDE2X3QgcGxhbmVfYmxvY2tzLCB5X3BsYW5lX2Jsb2NrcyA9IDA7Cj4g ICAJCWludCBpZCA9IHNrbF93bV9wbGFuZV9pZChpbnRlbF9wbGFuZSk7Cj4KPiAtCQlpZiAocHN0 YXRlLT5mYiA9PSBOVUxMKQo+ICsJCWlmICghdG9faW50ZWxfcGxhbmVfc3RhdGUocHN0YXRlKS0+ dmlzaWJsZSkKPiAgIAkJCWNvbnRpbnVlOwo+ICAgCQlpZiAocGxhbmUtPnR5cGUgPT0gRFJNX1BM QU5FX1RZUEVfQ1VSU09SKQo+ICAgCQkJY29udGludWU7Cj4gQEAgLTMxMTYsMjggKzMxMTksMzcg QEAgc3RhdGljIGJvb2wgc2tsX2NvbXB1dGVfcGxhbmVfd20oY29uc3Qgc3RydWN0IGRybV9pOTE1 X3ByaXZhdGUgKmRldl9wcml2LAo+ICAgewo+ICAgCXN0cnVjdCBkcm1fcGxhbmUgKnBsYW5lID0g JmludGVsX3BsYW5lLT5iYXNlOwo+ICAgCXN0cnVjdCBkcm1fZnJhbWVidWZmZXIgKmZiID0gcGxh bmUtPnN0YXRlLT5mYjsKPiArCXN0cnVjdCBpbnRlbF9wbGFuZV9zdGF0ZSAqaW50ZWxfcHN0YXRl ID0KPiArCQkJCQl0b19pbnRlbF9wbGFuZV9zdGF0ZShwbGFuZS0+c3RhdGUpOwo+ICAgCXVpbnQz Ml90IGxhdGVuY3kgPSBkZXZfcHJpdi0+d20uc2tsX2xhdGVuY3lbbGV2ZWxdOwo+ICAgCXVpbnQz Ml90IG1ldGhvZDEsIG1ldGhvZDI7Cj4gICAJdWludDMyX3QgcGxhbmVfYnl0ZXNfcGVyX2xpbmUs IHBsYW5lX2Jsb2Nrc19wZXJfbGluZTsKPiAgIAl1aW50MzJfdCByZXNfYmxvY2tzLCByZXNfbGlu ZXM7Cj4gICAJdWludDMyX3Qgc2VsZWN0ZWRfcmVzdWx0Owo+ICAgCXVpbnQ4X3QgYnl0ZXNfcGVy X3BpeGVsOwo+ICsJdWludDMyX3Qgd2lkdGggPSAwLCBoZWlnaHQgPSAwOwo+Cj4gLQlpZiAobGF0 ZW5jeSA9PSAwIHx8ICFjc3RhdGUtPmJhc2UuYWN0aXZlIHx8ICFmYikKPiArCWlmIChsYXRlbmN5 ID09IDAgfHwgIWNzdGF0ZS0+YmFzZS5hY3RpdmUgfHwgIWludGVsX3BzdGF0ZS0+dmlzaWJsZSkK PiAgIAkJcmV0dXJuIGZhbHNlOwo+Cj4gKwl3aWR0aCA9IGRybV9yZWN0X3dpZHRoKCZpbnRlbF9w c3RhdGUtPnNyYykgPj4gMTY7Cj4gKwloZWlnaHQgPSBkcm1fcmVjdF9oZWlnaHQoJmludGVsX3Bz dGF0ZS0+c3JjKSA+PiAxNjsKPiArCj4gKwlpZiAoaW50ZWxfcm90YXRpb25fOTBfb3JfMjcwKHBs YW5lLT5zdGF0ZS0+cm90YXRpb24pKQo+ICsJCXN3YXAod2lkdGgsIGhlaWdodCk7Cj4gKwo+ICAg CWJ5dGVzX3Blcl9waXhlbCA9IGRybV9mb3JtYXRfcGxhbmVfY3BwKGZiLT5waXhlbF9mb3JtYXQs IDApOwo+ICAgCW1ldGhvZDEgPSBza2xfd21fbWV0aG9kMShza2xfcGlwZV9waXhlbF9yYXRlKGNz dGF0ZSksCj4gICAJCQkJIGJ5dGVzX3Blcl9waXhlbCwKPiAgIAkJCQkgbGF0ZW5jeSk7Cj4gICAJ bWV0aG9kMiA9IHNrbF93bV9tZXRob2QyKHNrbF9waXBlX3BpeGVsX3JhdGUoY3N0YXRlKSwKPiAg IAkJCQkgY3N0YXRlLT5iYXNlLmFkanVzdGVkX21vZGUuY3J0Y19odG90YWwsCj4gLQkJCQkgY3N0 YXRlLT5waXBlX3NyY193LAo+ICsJCQkJIHdpZHRoLAo+ICAgCQkJCSBieXRlc19wZXJfcGl4ZWws Cj4gICAJCQkJIGZiLT5tb2RpZmllclswXSwKPiAgIAkJCQkgbGF0ZW5jeSk7Cj4KPiAtCXBsYW5l X2J5dGVzX3Blcl9saW5lID0gY3N0YXRlLT5waXBlX3NyY193ICogYnl0ZXNfcGVyX3BpeGVsOwo+ ICsJcGxhbmVfYnl0ZXNfcGVyX2xpbmUgPSB3aWR0aCAqIGJ5dGVzX3Blcl9waXhlbDsKPiAgIAlw bGFuZV9ibG9ja3NfcGVyX2xpbmUgPSBESVZfUk9VTkRfVVAocGxhbmVfYnl0ZXNfcGVyX2xpbmUs IDUxMik7Cj4KPiAgIAlpZiAoZmItPm1vZGlmaWVyWzBdID09IEk5MTVfRk9STUFUX01PRF9ZX1RJ TEVEIHx8Cj4KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K SW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0 dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK