From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH] drm/i915: Use i915_gem_object_get_dma_address() to populate rotated vmas Date: Thu, 18 Oct 2018 15:52:27 +0100 Message-ID: <68e4830a-42fa-b6a3-901f-7f23467de43f@linux.intel.com> References: <20181016150413.11577-1-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2FF866E00D for ; Thu, 18 Oct 2018 14:52:30 +0000 (UTC) In-Reply-To: <20181016150413.11577-1-ville.syrjala@linux.intel.com> Content-Language: en-GB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Ville Syrjala , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Ck9uIDE2LzEwLzIwMTggMTY6MDQsIFZpbGxlIFN5cmphbGEgd3JvdGU6Cj4gRnJvbTogVmlsbGUg U3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPiAKPiBSZXBsYWNlIHRo ZSBrdm1hbGxvY19hcnJheSgpIHdpdGggaTkxNV9nZW1fb2JqZWN0X2dldF9kbWFfYWRkcmVzcygp IHdoZW4KPiBwb3B1bGF0aW5nIHJvdGF0ZWQgdm1hcy4gT25lIHJhbmRvbSBhY2Nlc3MgbWVjaGFu aXNtIG91Z2h0IHRvIGJlIGVub3VnaAo+IGZvciBldmVyeW9uZT8KPiAKPiBUbyBjYWxjdWxhdGUg dGhlIHNpemUgb2YgdGhlIHJhZGl4IHRyZWUgSSB0aGluayB3ZSBjYW4gZG8KPiBzb21ldGhpbmcg bGlrZSB0aGlzIChhc3N1bWluZyA2NGJpdCBwb2ludGVycyk6Cj4gICBudW1fcGFnZXMgPSBvYmpf c2l6ZSAvIDQwOTYKPiAgIHRyZWVfaGVpZ2h0ID0gY2VpbChsb2c2NChudW1fcGFnZXMpKQo+ICAg bnVtX25vZGVzID0gc3VtKDY0Xm4sIG4sIDAsIHRyZWVfaGVpZ2h0LTEpCj4gICB0cmVlX3NpemUg PSBudW1fbm9kZXMgKiA1NzYKPiAKPiBJZiB3ZSBjb21wYXJlIHRoYXQgd2l0aCB0aGUgb2JqZWN0 IHNpemUgd2Ugc2hvdWxkIGdldCBhIHJlbGF0aXZlCj4gb3ZlcmhlYWQgb2YgYXJvdW5kIC4yJSB0 byAxJSBmb3IgcmVhc29uYWJsZSBzaXplZCBvYmplY3RzLAo+IHdoaWNoIGZyYW1lYnVmZmVycyB0 ZW5kIHRvIGJlLgo+IAo+IENjOiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51 az4KPiBDYzogVHZydGtvIFVyc3VsaW4gPHR2cnRrby51cnN1bGluQGxpbnV4LmludGVsLmNvbT4K PiBTdWdnZXN0ZWQtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29uLmNvLnVrPgo+ IFNpZ25lZC1vZmYtYnk6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRl bC5jb20+Cj4gLS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9ndHQuYyB8IDMx ICsrKysrKy0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCj4gICAxIGZpbGUgY2hhbmdlZCwgNiBpbnNl cnRpb25zKCspLCAyNSBkZWxldGlvbnMoLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9nZW1fZ3R0LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9n dHQuYwo+IGluZGV4IDI5Y2E5MDA3YTcwNC4uOThkOWExZWIxZWQyIDEwMDY0NAo+IC0tLSBhL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX2d0dC5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJt L2k5MTUvaTkxNV9nZW1fZ3R0LmMKPiBAQCAtMzYzNyw3ICszNjM3LDcgQEAgdm9pZCBpOTE1X2dl bV9yZXN0b3JlX2d0dF9tYXBwaW5ncyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYp Cj4gICB9Cj4gICAKPiAgIHN0YXRpYyBzdHJ1Y3Qgc2NhdHRlcmxpc3QgKgo+IC1yb3RhdGVfcGFn ZXMoY29uc3QgZG1hX2FkZHJfdCAqaW4sIHVuc2lnbmVkIGludCBvZmZzZXQsCj4gK3JvdGF0ZV9w YWdlcyhzdHJ1Y3QgZHJtX2k5MTVfZ2VtX29iamVjdCAqb2JqLCB1bnNpZ25lZCBpbnQgb2Zmc2V0 LAo+ICAgCSAgICAgdW5zaWduZWQgaW50IHdpZHRoLCB1bnNpZ25lZCBpbnQgaGVpZ2h0LAo+ICAg CSAgICAgdW5zaWduZWQgaW50IHN0cmlkZSwKPiAgIAkgICAgIHN0cnVjdCBzZ190YWJsZSAqc3Qs IHN0cnVjdCBzY2F0dGVybGlzdCAqc2cpCj4gQEAgLTM2NDYsNyArMzY0Niw3IEBAIHJvdGF0ZV9w YWdlcyhjb25zdCBkbWFfYWRkcl90ICppbiwgdW5zaWduZWQgaW50IG9mZnNldCwKPiAgIAl1bnNp Z25lZCBpbnQgc3JjX2lkeDsKPiAgIAo+ICAgCWZvciAoY29sdW1uID0gMDsgY29sdW1uIDwgd2lk dGg7IGNvbHVtbisrKSB7Cj4gLQkJc3JjX2lkeCA9IHN0cmlkZSAqIChoZWlnaHQgLSAxKSArIGNv bHVtbjsKPiArCQlzcmNfaWR4ID0gc3RyaWRlICogKGhlaWdodCAtIDEpICsgY29sdW1uICsgb2Zm c2V0Owo+ICAgCQlmb3IgKHJvdyA9IDA7IHJvdyA8IGhlaWdodDsgcm93KyspIHsKPiAgIAkJCXN0 LT5uZW50cysrOwo+ICAgCQkJLyogV2UgZG9uJ3QgbmVlZCB0aGUgcGFnZXMsIGJ1dCBuZWVkIHRv IGluaXRpYWxpemUKPiBAQCAtMzY1NCw3ICszNjU0LDggQEAgcm90YXRlX3BhZ2VzKGNvbnN0IGRt YV9hZGRyX3QgKmluLCB1bnNpZ25lZCBpbnQgb2Zmc2V0LAo+ICAgCQkJICogVGhlIG9ubHkgdGhp bmcgd2UgbmVlZCBhcmUgRE1BIGFkZHJlc3Nlcy4KPiAgIAkJCSAqLwo+ICAgCQkJc2dfc2V0X3Bh Z2Uoc2csIE5VTEwsIEk5MTVfR1RUX1BBR0VfU0laRSwgMCk7Cj4gLQkJCXNnX2RtYV9hZGRyZXNz KHNnKSA9IGluW29mZnNldCArIHNyY19pZHhdOwo+ICsJCQlzZ19kbWFfYWRkcmVzcyhzZykgPQo+ ICsJCQkJaTkxNV9nZW1fb2JqZWN0X2dldF9kbWFfYWRkcmVzcyhvYmosIHNyY19pZHgpOwo+ICAg CQkJc2dfZG1hX2xlbihzZykgPSBJOTE1X0dUVF9QQUdFX1NJWkU7Cj4gICAJCQlzZyA9IHNnX25l eHQoc2cpOwo+ICAgCQkJc3JjX2lkeCAtPSBzdHJpZGU7Cj4gQEAgLTM2NjgsMjIgKzM2NjksMTEg QEAgc3RhdGljIG5vaW5saW5lIHN0cnVjdCBzZ190YWJsZSAqCj4gICBpbnRlbF9yb3RhdGVfcGFn ZXMoc3RydWN0IGludGVsX3JvdGF0aW9uX2luZm8gKnJvdF9pbmZvLAo+ICAgCQkgICBzdHJ1Y3Qg ZHJtX2k5MTVfZ2VtX29iamVjdCAqb2JqKQo+ICAgewo+IC0JY29uc3QgdW5zaWduZWQgbG9uZyBu X3BhZ2VzID0gb2JqLT5iYXNlLnNpemUgLyBJOTE1X0dUVF9QQUdFX1NJWkU7Cj4gICAJdW5zaWdu ZWQgaW50IHNpemUgPSBpbnRlbF9yb3RhdGlvbl9pbmZvX3NpemUocm90X2luZm8pOwo+IC0Jc3Ry dWN0IHNndF9pdGVyIHNndF9pdGVyOwo+IC0JZG1hX2FkZHJfdCBkbWFfYWRkcjsKPiAtCXVuc2ln bmVkIGxvbmcgaTsKPiAtCWRtYV9hZGRyX3QgKnBhZ2VfYWRkcl9saXN0Owo+ICAgCXN0cnVjdCBz Z190YWJsZSAqc3Q7Cj4gICAJc3RydWN0IHNjYXR0ZXJsaXN0ICpzZzsKPiAgIAlpbnQgcmV0ID0g LUVOT01FTTsKPiAtCj4gLQkvKiBBbGxvY2F0ZSBhIHRlbXBvcmFyeSBsaXN0IG9mIHNvdXJjZSBw YWdlcyBmb3IgcmFuZG9tIGFjY2Vzcy4gKi8KPiAtCXBhZ2VfYWRkcl9saXN0ID0ga3ZtYWxsb2Nf YXJyYXkobl9wYWdlcywKPiAtCQkJCQlzaXplb2YoZG1hX2FkZHJfdCksCj4gLQkJCQkJR0ZQX0tF Uk5FTCk7Cj4gLQlpZiAoIXBhZ2VfYWRkcl9saXN0KQo+IC0JCXJldHVybiBFUlJfUFRSKHJldCk7 Cj4gKwlpbnQgaTsKPiAgIAo+ICAgCS8qIEFsbG9jYXRlIHRhcmdldCBTRyBsaXN0LiAqLwo+ICAg CXN0ID0ga21hbGxvYyhzaXplb2YoKnN0KSwgR0ZQX0tFUk5FTCk7Cj4gQEAgLTM2OTQsMjkgKzM2 ODQsMjAgQEAgaW50ZWxfcm90YXRlX3BhZ2VzKHN0cnVjdCBpbnRlbF9yb3RhdGlvbl9pbmZvICpy b3RfaW5mbywKPiAgIAlpZiAocmV0KQo+ICAgCQlnb3RvIGVycl9zZ19hbGxvYzsKPiAgIAo+IC0J LyogUG9wdWxhdGUgc291cmNlIHBhZ2UgbGlzdCBmcm9tIHRoZSBvYmplY3QuICovCj4gLQlpID0g MDsKPiAtCWZvcl9lYWNoX3NndF9kbWEoZG1hX2FkZHIsIHNndF9pdGVyLCBvYmotPm1tLnBhZ2Vz KQo+IC0JCXBhZ2VfYWRkcl9saXN0W2krK10gPSBkbWFfYWRkcjsKPiAtCj4gLQlHRU1fQlVHX09O KGkgIT0gbl9wYWdlcyk7Cj4gICAJc3QtPm5lbnRzID0gMDsKPiAgIAlzZyA9IHN0LT5zZ2w7Cj4g ICAKPiAgIAlmb3IgKGkgPSAwIDsgaSA8IEFSUkFZX1NJWkUocm90X2luZm8tPnBsYW5lKTsgaSsr KSB7Cj4gLQkJc2cgPSByb3RhdGVfcGFnZXMocGFnZV9hZGRyX2xpc3QsIHJvdF9pbmZvLT5wbGFu ZVtpXS5vZmZzZXQsCj4gKwkJc2cgPSByb3RhdGVfcGFnZXMob2JqLCByb3RfaW5mby0+cGxhbmVb aV0ub2Zmc2V0LAo+ICAgCQkJCSAgcm90X2luZm8tPnBsYW5lW2ldLndpZHRoLCByb3RfaW5mby0+ cGxhbmVbaV0uaGVpZ2h0LAo+ICAgCQkJCSAgcm90X2luZm8tPnBsYW5lW2ldLnN0cmlkZSwgc3Qs IHNnKTsKPiAgIAl9Cj4gICAKPiAtCWt2ZnJlZShwYWdlX2FkZHJfbGlzdCk7Cj4gLQo+ICAgCXJl dHVybiBzdDsKPiAgIAo+ICAgZXJyX3NnX2FsbG9jOgo+ICAgCWtmcmVlKHN0KTsKPiAgIGVycl9z dF9hbGxvYzoKPiAtCWt2ZnJlZShwYWdlX2FkZHJfbGlzdCk7Cj4gICAKPiAgIAlEUk1fREVCVUdf RFJJVkVSKCJGYWlsZWQgdG8gY3JlYXRlIHJvdGF0ZWQgbWFwcGluZyBmb3Igb2JqZWN0IHNpemUg JXp1ISAoJXV4JXUgdGlsZXMsICV1IHBhZ2VzKVxuIiwKPiAgIAkJCSBvYmotPmJhc2Uuc2l6ZSwg cm90X2luZm8tPnBsYW5lWzBdLndpZHRoLCByb3RfaW5mby0+cGxhbmVbMF0uaGVpZ2h0LCBzaXpl KTsKPiAKClJldmlld2VkLWJ5OiBUdnJ0a28gVXJzdWxpbiA8dHZydGtvLnVyc3VsaW5AaW50ZWwu Y29tPgoKQW5kIGFwb2xvZ2llcyBmb3IgdGhlIGRlbGF5LiBQcmV2aW91c2x5IEkgd2FzIGNlcnRh aW4gdGhlIGNhY2hlIHNpemUgCndvdWxkIHR5cGljYWxseSBiZSBtdWNoIGJpZ2dlci4gUGVyaGFw cyBJIG1lYXN1cmVkIGluY29ycmVjdGx5IGJhY2sgCnRoZW4sIG9yIHNvbWV0aGluZy4uLgoKUmVn YXJkcywKClR2cnRrbwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5v cmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1n ZngK