From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Agner Subject: [PATCH 4/7] drm/fsl-dcu: handle initialization errors properly Date: Wed, 18 Nov 2015 18:42:47 -0800 Message-ID: <1447900970-15936-5-git-send-email-stefan@agner.ch> References: <1447900970-15936-1-git-send-email-stefan@agner.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail.kmu-office.ch (mail.kmu-office.ch [178.209.48.109]) by gabe.freedesktop.org (Postfix) with ESMTPS id C840C6E890 for ; Wed, 18 Nov 2015 18:42:22 -0800 (PST) In-Reply-To: <1447900970-15936-1-git-send-email-stefan@agner.ch> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: airlied@linux.ie, daniel.vetter@ffwll.ch, jianwei.wang.chn@gmail.com Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, alison.wang@freescale.com List-Id: dri-devel@lists.freedesktop.org SWYgaW5pdGlhbGl6YXRpb24gZmFpbHMgKGUuZy4gZHVlIHRvIG1pc3NpbmcgcGFuZWwgbm9kZSBv ciBkZWZlcnJlZApwcm9iZSkgbWFrZSBzdXJlIHRvIHJvbGwtYmFjayBhbGwgb3BlcmF0aW9ucyBh bmQgcmV0dXJuIHRoZSBlcnJvcgpjb2RlLgoKU2lnbmVkLW9mZi1ieTogU3RlZmFuIEFnbmVyIDxz dGVmYW5AYWduZXIuY2g+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2ZzbC1kY3UvZnNsX2RjdV9kcm1f a21zLmMgfCAyNCArKysrKysrKysrKysrKysrKysrKy0tLS0KIDEgZmlsZSBjaGFuZ2VkLCAyMCBp bnNlcnRpb25zKCspLCA0IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2Ry bS9mc2wtZGN1L2ZzbF9kY3VfZHJtX2ttcy5jIGIvZHJpdmVycy9ncHUvZHJtL2ZzbC1kY3UvZnNs X2RjdV9kcm1fa21zLmMKaW5kZXggMGVmNTk1OS4uYzU2NGVjNiAxMDA2NDQKLS0tIGEvZHJpdmVy cy9ncHUvZHJtL2ZzbC1kY3UvZnNsX2RjdV9kcm1fa21zLmMKKysrIGIvZHJpdmVycy9ncHUvZHJt L2ZzbC1kY3UvZnNsX2RjdV9kcm1fa21zLmMKQEAgLTI1LDYgKzI1LDggQEAgc3RhdGljIGNvbnN0 IHN0cnVjdCBkcm1fbW9kZV9jb25maWdfZnVuY3MgZnNsX2RjdV9kcm1fbW9kZV9jb25maWdfZnVu Y3MgPSB7CiAKIGludCBmc2xfZGN1X2RybV9tb2Rlc2V0X2luaXQoc3RydWN0IGZzbF9kY3VfZHJt X2RldmljZSAqZnNsX2RldikKIHsKKwlpbnQgcmV0OworCiAJZHJtX21vZGVfY29uZmlnX2luaXQo ZnNsX2Rldi0+ZHJtKTsKIAogCWZzbF9kZXYtPmRybS0+bW9kZV9jb25maWcubWluX3dpZHRoID0g MDsKQEAgLTMzLDExICszNSwyNSBAQCBpbnQgZnNsX2RjdV9kcm1fbW9kZXNldF9pbml0KHN0cnVj dCBmc2xfZGN1X2RybV9kZXZpY2UgKmZzbF9kZXYpCiAJZnNsX2Rldi0+ZHJtLT5tb2RlX2NvbmZp Zy5tYXhfaGVpZ2h0ID0gMjA0NzsKIAlmc2xfZGV2LT5kcm0tPm1vZGVfY29uZmlnLmZ1bmNzID0g JmZzbF9kY3VfZHJtX21vZGVfY29uZmlnX2Z1bmNzOwogCi0JZHJtX2ttc19oZWxwZXJfcG9sbF9p bml0KGZzbF9kZXYtPmRybSk7Ci0JZnNsX2RjdV9kcm1fY3J0Y19jcmVhdGUoZnNsX2Rldik7Ci0J ZnNsX2RjdV9kcm1fZW5jb2Rlcl9jcmVhdGUoZnNsX2RldiwgJmZzbF9kZXYtPmNydGMpOwotCWZz bF9kY3VfZHJtX2Nvbm5lY3Rvcl9jcmVhdGUoZnNsX2RldiwgJmZzbF9kZXYtPmVuY29kZXIpOwor CXJldCA9IGZzbF9kY3VfZHJtX2NydGNfY3JlYXRlKGZzbF9kZXYpOworCWlmIChyZXQpCisJCXJl dHVybiByZXQ7CisKKwlyZXQgPSBmc2xfZGN1X2RybV9lbmNvZGVyX2NyZWF0ZShmc2xfZGV2LCAm ZnNsX2Rldi0+Y3J0Yyk7CisJaWYgKHJldCkKKwkJZ290byBmYWlsX2VuY29kZXI7CisKKwlyZXQg PSBmc2xfZGN1X2RybV9jb25uZWN0b3JfY3JlYXRlKGZzbF9kZXYsICZmc2xfZGV2LT5lbmNvZGVy KTsKKwlpZiAocmV0KQorCQlnb3RvIGZhaWxfY29ubmVjdG9yOworCiAJZHJtX21vZGVfY29uZmln X3Jlc2V0KGZzbF9kZXYtPmRybSk7CisJZHJtX2ttc19oZWxwZXJfcG9sbF9pbml0KGZzbF9kZXYt PmRybSk7CiAKIAlyZXR1cm4gMDsKK2ZhaWxfZW5jb2RlcjoKKwlmc2xfZGV2LT5jcnRjLmZ1bmNz LT5kZXN0cm95KCZmc2xfZGV2LT5jcnRjKTsKK2ZhaWxfY29ubmVjdG9yOgorCWZzbF9kZXYtPmVu Y29kZXIuZnVuY3MtPmRlc3Ryb3koJmZzbF9kZXYtPmVuY29kZXIpOworCXJldHVybiByZXQ7CiB9 Ci0tIAoyLjYuMgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK