From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH 34/71] drm/i915/chv: Implement stolen memory size detection Date: Thu, 08 May 2014 21:19:32 +0300 Message-ID: <874n102kwb.fsf@intel.com> References: <1397039349-10639-1-git-send-email-ville.syrjala@linux.intel.com> <1397039349-10639-35-git-send-email-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 759366E03E for ; Thu, 8 May 2014 11:20:42 -0700 (PDT) In-Reply-To: <1397039349-10639-35-git-send-email-ville.syrjala@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: ville.syrjala@linux.intel.com, intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCAwOSBBcHIgMjAxNCwgdmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20gd3JvdGU6 Cj4gRnJvbTogRGFtaWVuIExlc3BpYXUgPGRhbWllbi5sZXNwaWF1QGludGVsLmNvbT4KPgo+IENI ViB1c2VzIHRoZSBzYW1lIGJpdHMgYXMgU05CL1ZMViB0byBjb2RlIHRoZSBHcmFwaGljcyBNb2Rl IFNlbGVjdCBmaWVsZAo+IChHRlggc3RvbGVuIG1lbW9yeSBzaXplKSB3aXRoIHRoZSBhZGRpdGlv biBvZiBmaW5lciBncmFudWxhcml0eSBtb2RlczoKPiA0TUIgaW5jcmVtZW50cyBmcm9tIDB4MTEg KDhNQikgdG8gMHgxZC4KPgo+IFZhbHVlcyBzdHJpY3RseSBhYm92ZSAweDFkIGFyZSBlaXRoZXIg cmVzZXJ2ZWQgb3Igbm90IHN1cHBvcnRlZC4KPgo+IHYyOiA0TUIgaW5jcmVtZW50cywgbm90IDhN Qi4gMzJNQiBoYXMgYmVlbiBvbWl0dGVkIGZyb20gdGhlIGxpc3Qgb2YgbmV3Cj4gICAgIHZhbHVl cyAoVmlsbGUgU3lyasOkbMOkKQo+Cj4gdjM6IEFsc28gY29ycmVjdGx5IGludGVycHJldCBHR01T IChHVFQgR3JhcGhpY3MgTWVtb3J5IFNpemUpIChWaWxsZQo+ICAgICBTeXJqw6Rsw6QpCj4KPiB2 NDogRG9uJ3QgYXNzaWduIGEgdmFsdWUgdGhhdCBuZWVkcyAyMGJpdHMgb3IgbW9yZSB0byBhIHUx NiAoUmFmYWVsCj4gICAgIEJhcmJhbGhvKQo+CgpGb2xkZWQgdG8gcGF0Y2ggMTQsIGFuZCBmaXhl ZCB0byB1c2UgSU5URUxfQ0hWX0lEUywKClJldmlld2VkLWJ5OiBKYW5pIE5pa3VsYSA8amFuaS5u aWt1bGFAaW50ZWwuY29tPgoKCj4gUmV2aWV3ZWQtYnk6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUu c3lyamFsYUBsaW51eC5pbnRlbC5jb20+Cj4gUmV2aWV3ZWQtYnk6IFJhZmFlbCBCYXJiYWxobyA8 cmFmYWVsLmJhcmJhbGhvQGludGVsLmNvbT4KPiBUZXN0ZWQtYnk6IFJhZmFlbCBCYXJiYWxobyA8 cmFmYWVsLmJhcmJhbGhvQGludGVsLmNvbT4KPiBTaWduZWQtb2ZmLWJ5OiBEYW1pZW4gTGVzcGlh dSA8ZGFtaWVuLmxlc3BpYXVAaW50ZWwuY29tPgo+IC0tLQo+ICBhcmNoL3g4Ni9rZXJuZWwvZWFy bHktcXVpcmtzLmMgICAgICB8IDIzICsrKysrKysrKysrKysrKysrKysrKy0KPiAgZHJpdmVycy9n cHUvZHJtL2k5MTUvaTkxNV9nZW1fZ3R0LmMgfCAzOCArKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKysrKy0tCj4gIDIgZmlsZXMgY2hhbmdlZCwgNTggaW5zZXJ0aW9ucygrKSwgMyBkZWxl dGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9hcmNoL3g4Ni9rZXJuZWwvZWFybHktcXVpcmtzLmMg Yi9hcmNoL3g4Ni9rZXJuZWwvZWFybHktcXVpcmtzLmMKPiBpbmRleCA1NzU4ZjViLi40NmNlMTVj IDEwMDY0NAo+IC0tLSBhL2FyY2gveDg2L2tlcm5lbC9lYXJseS1xdWlya3MuYwo+ICsrKyBiL2Fy Y2gveDg2L2tlcm5lbC9lYXJseS1xdWlya3MuYwo+IEBAIC0zMjMsNiArMzIzLDI3IEBAIHN0YXRp YyBpbmxpbmUgc2l6ZV90IGdlbjhfc3RvbGVuX3NpemUoaW50IG51bSwgaW50IHNsb3QsIGludCBm dW5jKQo+ICAJcmV0dXJuIGdtY2hfY3RybCA8PCAyNTsgLyogMzIgTUIgdW5pdHMgKi8KPiAgfQo+ ICAKPiArc3RhdGljIHNpemVfdCBfX2luaXQgY2h2X3N0b2xlbl9zaXplKGludCBudW0sIGludCBz bG90LCBpbnQgZnVuYykKPiArewo+ICsJdTE2IGdtY2hfY3RybDsKPiArCj4gKwlnbWNoX2N0cmwg PSByZWFkX3BjaV9jb25maWdfMTYobnVtLCBzbG90LCBmdW5jLCBTTkJfR01DSF9DVFJMKTsKPiAr CWdtY2hfY3RybCA+Pj0gU05CX0dNQ0hfR01TX1NISUZUOwo+ICsJZ21jaF9jdHJsICY9IFNOQl9H TUNIX0dNU19NQVNLOwo+ICsKPiArCS8qCj4gKwkgKiAweDAgIHRvIDB4MTA6IDMyTUIgaW5jcmVt ZW50cyBzdGFydGluZyBhdCAwTUIKPiArCSAqIDB4MTEgdG8gMHgxNjogNE1CIGluY3JlbWVudHMg c3RhcnRpbmcgYXQgOE1CCj4gKwkgKiAweDE3IHRvIDB4MWQ6IDRNQiBpbmNyZW1lbnRzIHN0YXJ0 IGF0IDM2TUIKPiArCSAqLwo+ICsJaWYgKGdtY2hfY3RybCA8IDB4MTEpCj4gKwkJcmV0dXJuIGdt Y2hfY3RybCA8PCAyNTsKPiArCWVsc2UgaWYgKGdtY2hfY3RybCA8IDB4MTcpCj4gKwkJcmV0dXJu IChnbWNoX2N0cmwgLSAweDExICsgMikgPDwgMjI7Cj4gKwllbHNlCj4gKwkJcmV0dXJuIChnbWNo X2N0cmwgLSAweDE3ICsgOSkgPDwgMjI7Cj4gK30KPiArCj4gIHR5cGVkZWYgc2l6ZV90ICgqc3Rv bGVuX3NpemVfZm4pKGludCBudW0sIGludCBzbG90LCBpbnQgZnVuYyk7Cj4gIAo+ICBzdGF0aWMg c3RydWN0IHBjaV9kZXZpY2VfaWQgaW50ZWxfc3RvbGVuX2lkc1tdIF9faW5pdGRhdGEgPSB7Cj4g QEAgLTM0OCw3ICszNjksNyBAQCBzdGF0aWMgc3RydWN0IHBjaV9kZXZpY2VfaWQgaW50ZWxfc3Rv bGVuX2lkc1tdIF9faW5pdGRhdGEgPSB7Cj4gIAlJTlRFTF9IU1dfTV9JRFMoZ2VuNl9zdG9sZW5f c2l6ZSksCj4gIAlJTlRFTF9CRFdfTV9JRFMoZ2VuOF9zdG9sZW5fc2l6ZSksCj4gIAlJTlRFTF9C RFdfRF9JRFMoZ2VuOF9zdG9sZW5fc2l6ZSksCj4gLQlJTlRFTF9DSFZfUENJX0lEUyhnZW44X3N0 b2xlbl9zaXplKQo+ICsJSU5URUxfQ0hWX1BDSV9JRFMoY2h2X3N0b2xlbl9zaXplKSwKPiAgfTsK PiAgCj4gIHN0YXRpYyB2b2lkIF9faW5pdCBpbnRlbF9ncmFwaGljc19zdG9sZW4oaW50IG51bSwg aW50IHNsb3QsIGludCBmdW5jKQo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p OTE1X2dlbV9ndHQuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX2d0dC5jCj4gaW5k ZXggYmE1MTkwMS4uOTdmNTJmYyAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p OTE1X2dlbV9ndHQuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX2d0dC5j Cj4gQEAgLTE3NTcsNiArMTc1NywxNyBAQCBzdGF0aWMgaW5saW5lIHVuc2lnbmVkIGludCBnZW44 X2dldF90b3RhbF9ndHRfc2l6ZSh1MTYgYmR3X2dtY2hfY3RsKQo+ICAJcmV0dXJuIGJkd19nbWNo X2N0bCA8PCAyMDsKPiAgfQo+ICAKPiArc3RhdGljIGlubGluZSB1bnNpZ25lZCBpbnQgY2h2X2dl dF90b3RhbF9ndHRfc2l6ZSh1MTYgZ21jaF9jdHJsKQo+ICt7Cj4gKwlnbWNoX2N0cmwgPj49IFNO Ql9HTUNIX0dHTVNfU0hJRlQ7Cj4gKwlnbWNoX2N0cmwgJj0gU05CX0dNQ0hfR0dNU19NQVNLOwo+ ICsKPiArCWlmIChnbWNoX2N0cmwpCj4gKwkJcmV0dXJuIDEgPDwgKDIwICsgZ21jaF9jdHJsKTsK PiArCj4gKwlyZXR1cm4gMDsKPiArfQo+ICsKPiAgc3RhdGljIGlubGluZSBzaXplX3QgZ2VuNl9n ZXRfc3RvbGVuX3NpemUodTE2IHNuYl9nbWNoX2N0bCkKPiAgewo+ICAJc25iX2dtY2hfY3RsID4+ PSBTTkJfR01DSF9HTVNfU0hJRlQ7Cj4gQEAgLTE3NzEsNiArMTc4MiwyNCBAQCBzdGF0aWMgaW5s aW5lIHNpemVfdCBnZW44X2dldF9zdG9sZW5fc2l6ZSh1MTYgYmR3X2dtY2hfY3RsKQo+ICAJcmV0 dXJuIGJkd19nbWNoX2N0bCA8PCAyNTsgLyogMzIgTUIgdW5pdHMgKi8KPiAgfQo+ICAKPiArc3Rh dGljIHNpemVfdCBjaHZfZ2V0X3N0b2xlbl9zaXplKHUxNiBnbWNoX2N0cmwpCj4gK3sKPiArCWdt Y2hfY3RybCA+Pj0gU05CX0dNQ0hfR01TX1NISUZUOwo+ICsJZ21jaF9jdHJsICY9IFNOQl9HTUNI X0dNU19NQVNLOwo+ICsKPiArCS8qCj4gKwkgKiAweDAgIHRvIDB4MTA6IDMyTUIgaW5jcmVtZW50 cyBzdGFydGluZyBhdCAwTUIKPiArCSAqIDB4MTEgdG8gMHgxNjogNE1CIGluY3JlbWVudHMgc3Rh cnRpbmcgYXQgOE1CCj4gKwkgKiAweDE3IHRvIDB4MWQ6IDRNQiBpbmNyZW1lbnRzIHN0YXJ0IGF0 IDM2TUIKPiArCSAqLwo+ICsJaWYgKGdtY2hfY3RybCA8IDB4MTEpCj4gKwkJcmV0dXJuIGdtY2hf Y3RybCA8PCAyNTsKPiArCWVsc2UgaWYgKGdtY2hfY3RybCA8IDB4MTcpCj4gKwkJcmV0dXJuIChn bWNoX2N0cmwgLSAweDExICsgMikgPDwgMjI7Cj4gKwllbHNlCj4gKwkJcmV0dXJuIChnbWNoX2N0 cmwgLSAweDE3ICsgOSkgPDwgMjI7Cj4gK30KPiArCj4gIHN0YXRpYyBpbnQgZ2d0dF9wcm9iZV9j b21tb24oc3RydWN0IGRybV9kZXZpY2UgKmRldiwKPiAgCQkJICAgICBzaXplX3QgZ3R0X3NpemUp Cj4gIHsKPiBAQCAtMTg2Nyw5ICsxODk2LDE0IEBAIHN0YXRpYyBpbnQgZ2VuOF9nbWNoX3Byb2Jl KHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsCj4gIAo+ICAJcGNpX3JlYWRfY29uZmlnX3dvcmQoZGV2 LT5wZGV2LCBTTkJfR01DSF9DVFJMLCAmc25iX2dtY2hfY3RsKTsKPiAgCj4gLQkqc3RvbGVuID0g Z2VuOF9nZXRfc3RvbGVuX3NpemUoc25iX2dtY2hfY3RsKTsKPiArCWlmIChJU19DSEVSUllWSUVX KGRldikpIHsKPiArCQkqc3RvbGVuID0gY2h2X2dldF9zdG9sZW5fc2l6ZShzbmJfZ21jaF9jdGwp Owo+ICsJCWd0dF9zaXplID0gY2h2X2dldF90b3RhbF9ndHRfc2l6ZShzbmJfZ21jaF9jdGwpOwo+ ICsJfSBlbHNlIHsKPiArCQkqc3RvbGVuID0gZ2VuOF9nZXRfc3RvbGVuX3NpemUoc25iX2dtY2hf Y3RsKTsKPiArCQlndHRfc2l6ZSA9IGdlbjhfZ2V0X3RvdGFsX2d0dF9zaXplKHNuYl9nbWNoX2N0 bCk7Cj4gKwl9Cj4gIAo+IC0JZ3R0X3NpemUgPSBnZW44X2dldF90b3RhbF9ndHRfc2l6ZShzbmJf Z21jaF9jdGwpOwo+ICAJKmd0dF90b3RhbCA9IChndHRfc2l6ZSAvIHNpemVvZihnZW44X2d0dF9w dGVfdCkpIDw8IFBBR0VfU0hJRlQ7Cj4gIAo+ICAJaWYgKElTX0NIRVJSWVZJRVcoZGV2KSkKPiAt LSAKPiAxLjguMy4yCj4KPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwo+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiBJbnRlbC1nZnhAbGlzdHMuZnJlZWRl c2t0b3Aub3JnCj4gaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZv L2ludGVsLWdmeAoKLS0gCkphbmkgTmlrdWxhLCBJbnRlbCBPcGVuIFNvdXJjZSBUZWNobm9sb2d5 IENlbnRlcgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJ bnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0 cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=