From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hyungwon Hwang Subject: [PATCH 2/2] drm/exynos: ipp: validate a GEM handle with multiple planes Date: Fri, 12 Jun 2015 21:59:12 +0900 Message-ID: <1434113958-15877-18-git-send-email-human.hwang@samsung.com> References: <1434113958-15877-1-git-send-email-human.hwang@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-reply-to: <1434113958-15877-1-git-send-email-human.hwang@samsung.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Cc: sw0312.kim@samsung.com List-Id: devicetree@vger.kernel.org RklNQyAmIEdTQyBkcml2ZXIgY2FuIGNhbGN1bGF0ZSB0aGUgb2Zmc2V0IG9mIHBsYW5lcy4gU28g dGhlcmUgYXJlCnVzZSBjYXNlcyB3aGljaCBJUFAgcmVjZWl2ZXMganVzdCBvbmUgR0VNIGhhbmRs ZSBvZiBhbiBpbWFnZSB3aXRoCm11bHRpcGxlIHBsYW5lLiBUaGlzIHBhdGNoIGV4dGVuZHMgaXBw X3ZhbGlkYXRlX21lbV9ub2RlKCkgdG8gdmFsaWRhdGUKdGhpcyBjYXNlLgoKU2lnbmVkLW9mZi1i eTogSHl1bmd3b24gSHdhbmcgPGh1bWFuLmh3YW5nQHNhbXN1bmcuY29tPgotLS0KIGRyaXZlcnMv Z3B1L2RybS9leHlub3MvZXh5bm9zX2RybV9pcHAuYyB8IDUxICsrKysrKysrKysrKysrKysrKysr KysrKy0tLS0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDM4IGluc2VydGlvbnMoKyksIDEzIGRlbGV0 aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9leHlub3MvZXh5bm9zX2RybV9p cHAuYyBiL2RyaXZlcnMvZ3B1L2RybS9leHlub3MvZXh5bm9zX2RybV9pcHAuYwppbmRleCA1NGM1 Y2Y0Li5iM2RjNzc4IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vZXh5bm9zL2V4eW5vc19k cm1faXBwLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2V4eW5vcy9leHlub3NfZHJtX2lwcC5jCkBA IC00ODIsOCArNDgyLDggQEAgc3RhdGljIGludCBpcHBfdmFsaWRhdGVfbWVtX25vZGUoc3RydWN0 IGRybV9kZXZpY2UgKmRybV9kZXYsCiB7CiAJc3RydWN0IGRybV9leHlub3NfaXBwX2NvbmZpZyAq aXBwX2NmZzsKIAl1bnNpZ25lZCBpbnQgbnVtX3BsYW5lOwotCXVuc2lnbmVkIGxvbmcgbWluX3Np emUsIHNpemU7Ci0JdW5zaWduZWQgaW50IGJwcDsKKwl1bnNpZ25lZCBsb25nIHNpemUsIGJ1Zl9z aXplID0gMCwgcGxhbmVfc2l6ZSwgaW1nX3NpemUgPSAwOworCXVuc2lnbmVkIGludCBicHAsIHdp ZHRoLCBoZWlnaHQ7CiAJaW50IGk7CiAKIAlpcHBfY2ZnID0gJmNfbm9kZS0+cHJvcGVydHkuY29u ZmlnW21fbm9kZS0+b3BzX2lkXTsKQEAgLTQ5NywyMCArNDk3LDQ1IEBAIHN0YXRpYyBpbnQgaXBw X3ZhbGlkYXRlX21lbV9ub2RlKHN0cnVjdCBkcm1fZGV2aWNlICpkcm1fZGV2LAogCSAqIGJ1dCBp dCBzZWVtcyBtb3JlIHRoYW4gZW5vdWdoCiAJICovCiAJZm9yIChpID0gMDsgaSA8IG51bV9wbGFu ZTsgKytpKSB7Ci0JCWlmICghbV9ub2RlLT5idWZfaW5mby5oYW5kbGVzW2ldKSB7Ci0JCQlEUk1f RVJST1IoImludmFsaWQgaGFuZGxlIGZvciBwbGFuZSAlZFxuIiwgaSk7Ci0JCQlyZXR1cm4gLUVJ TlZBTDsKLQkJfQorCQl3aWR0aCA9IGlwcF9jZmctPnN6LmhzaXplOworCQloZWlnaHQgPSBpcHBf Y2ZnLT5zei52c2l6ZTsKIAkJYnBwID0gZHJtX2Zvcm1hdF9wbGFuZV9jcHAoaXBwX2NmZy0+Zm10 LCBpKTsKLQkJbWluX3NpemUgPSAoaXBwX2NmZy0+c3ouaHNpemUgKiBpcHBfY2ZnLT5zei52c2l6 ZSAqIGJwcCkgPj4gMzsKLQkJc2l6ZSA9IGV4eW5vc19kcm1fZ2VtX2dldF9zaXplKGRybV9kZXYs Ci0JCQkJCSAgICAgICBtX25vZGUtPmJ1Zl9pbmZvLmhhbmRsZXNbaV0sCi0JCQkJCSAgICAgICBj X25vZGUtPmZpbHApOwotCQlpZiAobWluX3NpemUgPiBzaXplKSB7Ci0JCQlEUk1fRVJST1IoImlu dmFsaWQgc2l6ZSBmb3IgcGxhbmUgJWRcbiIsIGkpOwotCQkJcmV0dXJuIC1FSU5WQUw7CisKKwkJ LyoKKwkJICogVGhlIHJlc3VsdCBvZiBkcm1fZm9ybWF0X3BsYW5lX2NwcCgpIGZvciBjaHJvbWEg cGxhbmVzIG11c3QKKwkJICogYmUgdXNlZCB3aXRoIGRybV9mb3JtYXRfeHh4eF9jaHJvbWFfc3Vi c2FtcGxpbmcoKSBmb3IKKwkJICogY29ycmVjdCByZXN1bHQuCisJCSAqLworCQlpZiAoaSA+IDAp IHsKKwkJCXdpZHRoIC89IGRybV9mb3JtYXRfaG9yel9jaHJvbWFfc3Vic2FtcGxpbmcoCisJCQkJ CQkJCWlwcF9jZmctPmZtdCk7CisJCQloZWlnaHQgLz0gZHJtX2Zvcm1hdF92ZXJ0X2Nocm9tYV9z dWJzYW1wbGluZygKKwkJCQkJCQkJaXBwX2NmZy0+Zm10KTsKIAkJfQorCQlwbGFuZV9zaXplID0g d2lkdGggKiBoZWlnaHQgKiBicHA7CisJCWltZ19zaXplICs9IHBsYW5lX3NpemU7CisKKwkJaWYg KG1fbm9kZS0+YnVmX2luZm8uaGFuZGxlc1tpXSkgeworCQkJc2l6ZSA9IGV4eW5vc19kcm1fZ2Vt X2dldF9zaXplKGRybV9kZXYsCisJCQkJCW1fbm9kZS0+YnVmX2luZm8uaGFuZGxlc1tpXSwKKwkJ CQkJY19ub2RlLT5maWxwKTsKKwkJCWlmIChwbGFuZV9zaXplID4gc2l6ZSkgeworCQkJCURSTV9F UlJPUigKKwkJCQkJImJ1ZmZlciAlZCBpcyBzbWFsbGVyIHRoYW4gcmVxdWlyZWRcbiIsCisJCQkJ CWkpOworCQkJCXJldHVybiAtRUlOVkFMOworCQkJfQorCisJCQlidWZfc2l6ZSArPSBzaXplOwor CQl9CisJfQorCisJaWYgKGJ1Zl9zaXplIDwgaW1nX3NpemUpIHsKKwkJRFJNX0VSUk9SKCJzaXpl IG9mIGJ1ZmZlcnMoJWx1KSBpcyBzbWFsbGVyIHRoYW4gaW1hZ2UoJWx1KVxuIiwKKwkJCWJ1Zl9z aXplLCBpbWdfc2l6ZSk7CisJCXJldHVybiAtRUlOVkFMOwogCX0KKwogCXJldHVybiAwOwogfQog Ci0tIAoxLjkuMQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK