From mboxrd@z Thu Jan 1 00:00:00 1970 From: Liviu Dudau Subject: Re: [PATCH 1/3] drm/arm: hdlcd: properly validate plane state Date: Fri, 31 Mar 2017 11:18:50 +0100 Message-ID: <20170331101850.GD13355@e110455-lin.cambridge.arm.com> References: <20170331094937.GO7909@n2100.armlinux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from foss.arm.com (foss.arm.com [217.140.101.70]) by gabe.freedesktop.org (Postfix) with ESMTP id C97CB6E083 for ; Fri, 31 Mar 2017 10:18:52 +0000 (UTC) Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Russell King Cc: DRI devel , Mali DP Maintainers , LAKML List-Id: dri-devel@lists.freedesktop.org SGkgUnVzc2VsbCwKCllvdSB3ZXJlIENjLWVkIGluIGEgcGF0Y2ggZnJvbSBNYXJjaCA4dGggdGhh dCBkaWQgYWxsIHRoaXM6CgpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9hcmNoaXZlcy9k cmktZGV2ZWwvMjAxNy1NYXJjaC8xMzUxNzIuaHRtbAoKSSBoYXZlIG5vdCByZWNlaXZlZCBhbnkg cmVzcG9uc2UgZnJvbSB5b3UsIHNvIEkgaGF2ZSBhbHJlYWR5IHB1c2hlZCB0aGUKcGF0Y2ggaW4g bXkgcHVibGljIHJlcG86CgpnaXQ6Ly9saW51eC1hcm0ub3JnL2xpbnV4LWxkLmdpdCBmb3ItdXBz dHJlYW0vaGRsY2QKCkl0IGhhcyBiZWVuIGluY2x1ZGVkIGludG8gbGludXgtbmV4dCBmb3IgYXQg bGVhc3QgYSBjb3VwbGUgb2Ygd2Vla3Mgbm93LgoKQmVzdCByZWdhcmRzLApMaXZpdQoKT24gRnJp LCBNYXIgMzEsIDIwMTcgYXQgMTA6NTE6NDFBTSArMDEwMCwgUnVzc2VsbCBLaW5nIHdyb3RlOgo+ IFRoZSBoZGxjZCBjcnRjIGlzIHVuYWJsZSB0byBwbGFjZSBwbGFuZXMgaW4gYXJiaXRhcnkgcG9z aXRpb25zIGFuZCBzaXplcwo+IHdpdGhpbiB0aGUgYWN0aXZlIGFyZWEuICBVc2UgZHJtX3BsYW5l X2hlbHBlcl9jaGVja19zdGF0ZSgpIHRvIHZhbGlkYXRlCj4gdGhlIHJlcXVlc3RlZCBzdGF0ZS4K PiAKPiBTdWdnZXN0ZWQtYnk6IERhbmllbCBWZXR0ZXIgPGRhbmllbEBmZndsbC5jaD4KPiBTaWdu ZWQtb2ZmLWJ5OiBSdXNzZWxsIEtpbmcgPHJtaytrZXJuZWxAYXJtbGludXgub3JnLnVrPgo+IC0t LQo+ICBkcml2ZXJzL2dwdS9kcm0vYXJtL2hkbGNkX2NydGMuYyB8IDI4ICsrKysrKysrKysrKysr KysrKysrKysrLS0tLS0KPiAgMSBmaWxlIGNoYW5nZWQsIDIzIGluc2VydGlvbnMoKyksIDUgZGVs ZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hcm0vaGRsY2RfY3J0 Yy5jIGIvZHJpdmVycy9ncHUvZHJtL2FybS9oZGxjZF9jcnRjLmMKPiBpbmRleCA3ZDRlNWFhNzcx OTUuLmJhNjhmYTJiNTcwMSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vYXJtL2hkbGNk X2NydGMuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9hcm0vaGRsY2RfY3J0Yy5jCj4gQEAgLTEw LDYgKzEwLDcgQEAKPiAgICovCj4gIAo+ICAjaW5jbHVkZSA8ZHJtL2RybVAuaD4KPiArI2luY2x1 ZGUgPGRybS9kcm1fYXRvbWljLmg+Cj4gICNpbmNsdWRlIDxkcm0vZHJtX2F0b21pY19oZWxwZXIu aD4KPiAgI2luY2x1ZGUgPGRybS9kcm1fY3J0Yy5oPgo+ICAjaW5jbHVkZSA8ZHJtL2RybV9jcnRj X2hlbHBlci5oPgo+IEBAIC0yMDUsMTMgKzIwNiwzMCBAQCBzdGF0aWMgY29uc3Qgc3RydWN0IGRy bV9jcnRjX2hlbHBlcl9mdW5jcyBoZGxjZF9jcnRjX2hlbHBlcl9mdW5jcyA9IHsKPiAgc3RhdGlj IGludCBoZGxjZF9wbGFuZV9hdG9taWNfY2hlY2soc3RydWN0IGRybV9wbGFuZSAqcGxhbmUsCj4g IAkJCQkgICAgc3RydWN0IGRybV9wbGFuZV9zdGF0ZSAqc3RhdGUpCj4gIHsKPiAtCXUzMiBzcmNf dywgc3JjX2g7Cj4gKwlzdHJ1Y3QgZHJtX2NydGNfc3RhdGUgKmNydGNfc3RhdGU7Cj4gKwlzdHJ1 Y3QgZHJtX2NydGMgKmNydGM7Cj4gKwlzdHJ1Y3QgZHJtX3JlY3QgY2xpcCA9IHsgMCB9Owo+ICsJ aW50IHJldDsKPiArCj4gKwljcnRjID0gc3RhdGUtPmNydGM7Cj4gKwlpZiAoIWNydGMpCj4gKwkJ cmV0dXJuIDA7Cj4gIAo+IC0Jc3JjX3cgPSBzdGF0ZS0+c3JjX3cgPj4gMTY7Cj4gLQlzcmNfaCA9 IHN0YXRlLT5zcmNfaCA+PiAxNjsKPiArCWNydGNfc3RhdGUgPSBkcm1fYXRvbWljX2dldF9leGlz dGluZ19jcnRjX3N0YXRlKHN0YXRlLT5zdGF0ZSwgY3J0Yyk7Cj4gKwlpZiAoIWNydGNfc3RhdGUt PmVuYWJsZSkKPiArCQlyZXR1cm4gLUVJTlZBTDsKPiArCj4gKwljbGlwLngyID0gY3J0Y19zdGF0 ZS0+YWRqdXN0ZWRfbW9kZS5oZGlzcGxheTsKPiArCWNsaXAueTIgPSBjcnRjX3N0YXRlLT5hZGp1 c3RlZF9tb2RlLnZkaXNwbGF5Owo+ICsKPiArCXJldCA9IGRybV9wbGFuZV9oZWxwZXJfY2hlY2tf c3RhdGUoc3RhdGUsICZjbGlwLAo+ICsJCQkJCSAgIERSTV9QTEFORV9IRUxQRVJfTk9fU0NBTElO RywKPiArCQkJCQkgICBEUk1fUExBTkVfSEVMUEVSX05PX1NDQUxJTkcsCj4gKwkJCQkJICAgZmFs c2UsIHRydWUpOwo+ICsJaWYgKHJldCkKPiArCQlyZXR1cm4gcmV0Owo+ICAKPiAtCS8qIHdlIGNh bid0IGRvIGFueSBzY2FsaW5nIG9mIHRoZSBwbGFuZSBzb3VyY2UgKi8KPiAtCWlmICgoc3JjX3cg IT0gc3RhdGUtPmNydGNfdykgfHwgKHNyY19oICE9IHN0YXRlLT5jcnRjX2gpKQo+ICsJaWYgKCFz dGF0ZS0+dmlzaWJsZSkKPiAgCQlyZXR1cm4gLUVJTlZBTDsKPiAgCj4gIAlyZXR1cm4gMDsKPiAt LSAKPiAyLjcuNAo+IAoKLS0gCj09PT09PT09PT09PT09PT09PT09CnwgSSB3b3VsZCBsaWtlIHRv IHwKfCBmaXggdGhlIHdvcmxkLCAgfAp8IGJ1dCB0aGV5J3JlIG5vdCB8CnwgZ2l2aW5nIG1lIHRo ZSAgIHwKIFwgc291cmNlIGNvZGUhICAvCiAgLS0tLS0tLS0tLS0tLS0tCiAgICDCr1xfKOODhClf L8KvCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1k ZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=