From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH v2 1/8] drm/rect: Add some drm_clip_rect utility functions Date: Mon, 25 Apr 2016 11:02:55 +0200 Message-ID: <20160425090255.GO2510@phenom.ffwll.local> References: <1461530942-22485-1-git-send-email-noralf@tronnes.org> <1461530942-22485-2-git-send-email-noralf@tronnes.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wm0-x231.google.com (mail-wm0-x231.google.com [IPv6:2a00:1450:400c:c09::231]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3C72589339 for ; Mon, 25 Apr 2016 09:03:00 +0000 (UTC) Received: by mail-wm0-x231.google.com with SMTP id n3so116338471wmn.0 for ; Mon, 25 Apr 2016 02:03:00 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1461530942-22485-2-git-send-email-noralf@tronnes.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Noralf =?iso-8859-1?Q?Tr=F8nnes?= Cc: linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, tomi.valkeinen@ti.com, laurent.pinchart@ideasonboard.com List-Id: dri-devel@lists.freedesktop.org T24gU3VuLCBBcHIgMjQsIDIwMTYgYXQgMTA6NDg6NTVQTSArMDIwMCwgTm9yYWxmIFRyw7hubmVz IHdyb3RlOgo+IEFkZCBzb21lIHV0aWxpdHkgZnVuY3Rpb25zIGZvciBzdHJ1Y3QgZHJtX2NsaXBf cmVjdC4KPiAKPiBTaWduZWQtb2ZmLWJ5OiBOb3JhbGYgVHLDuG5uZXMgPG5vcmFsZkB0cm9ubmVz Lm9yZz4KPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2RybV9yZWN0LmMgfCA2NyArKysrKysrKysr KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKwo+ICBpbmNsdWRlL2RybS9kcm1fcmVj dC5oICAgICB8IDY5ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr KysKPiAgMiBmaWxlcyBjaGFuZ2VkLCAxMzYgaW5zZXJ0aW9ucygrKQo+IAo+IGRpZmYgLS1naXQg YS9kcml2ZXJzL2dwdS9kcm0vZHJtX3JlY3QuYyBiL2RyaXZlcnMvZ3B1L2RybS9kcm1fcmVjdC5j Cj4gaW5kZXggYThlMmM4Ni4uYTlmYjFhOCAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0v ZHJtX3JlY3QuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9kcm1fcmVjdC5jCj4gQEAgLTQzNCwz ICs0MzQsNzAgQEAgdm9pZCBkcm1fcmVjdF9yb3RhdGVfaW52KHN0cnVjdCBkcm1fcmVjdCAqciwK PiAgCX0KPiAgfQo+ICBFWFBPUlRfU1lNQk9MKGRybV9yZWN0X3JvdGF0ZV9pbnYpOwo+ICsKPiAr LyoqCj4gKyAqIGRybV9jbGlwX3JlY3RfaW50ZXJzZWN0IC0gaW50ZXJzZWN0IHR3byBjbGlwIHJl Y3RhbmdsZXMKPiArICogQHIxOiBmaXJzdCBjbGlwIHJlY3RhbmdsZQo+ICsgKiBAcjI6IHNlY29u ZCBjbGlwIHJlY3RhbmdsZQo+ICsgKgo+ICsgKiBDYWxjdWxhdGUgdGhlIGludGVyc2VjdGlvbiBv ZiBjbGlwIHJlY3RhbmdsZXMgQHIxIGFuZCBAcjIuCj4gKyAqIEByMSB3aWxsIGJlIG92ZXJ3cml0 dGVuIHdpdGggdGhlIGludGVyc2VjdGlvbi4KPiArICoKPiArICogUkVUVVJOUzoKPiArICogJXRy dWUgaWYgcmVjdGFuZ2xlIEByMSBpcyBzdGlsbCB2aXNpYmxlIGFmdGVyIHRoZSBvcGVyYXRpb24s Cj4gKyAqICVmYWxzZSBvdGhlcndpc2UuCj4gKyAqLwo+ICtib29sIGRybV9jbGlwX3JlY3RfaW50 ZXJzZWN0KHN0cnVjdCBkcm1fY2xpcF9yZWN0ICpyMSwKPiArCQkJICAgICBjb25zdCBzdHJ1Y3Qg ZHJtX2NsaXBfcmVjdCAqcjIpCj4gK3sKPiArCXIxLT54MSA9IG1heChyMS0+eDEsIHIyLT54MSk7 Cj4gKwlyMS0+eTEgPSBtYXgocjEtPnkxLCByMi0+eTEpOwo+ICsJcjEtPngyID0gbWluKHIxLT54 MiwgcjItPngyKTsKPiArCXIxLT55MiA9IG1pbihyMS0+eTIsIHIyLT55Mik7Cj4gKwo+ICsJcmV0 dXJuIGRybV9jbGlwX3JlY3RfdmlzaWJsZShyMSk7Cj4gK30KPiArRVhQT1JUX1NZTUJPTChkcm1f Y2xpcF9yZWN0X2ludGVyc2VjdCk7Cj4gKwo+ICsvKioKPiArICogZHJtX2NsaXBfcmVjdF9tZXJn ZSAtIE1lcmdlIGNsaXAgcmVjdGFuZ2xlcwo+ICsgKiBAZHN0OiBkZXN0aW5hdGlvbiBjbGlwIHJl Y3RhbmdsZQo+ICsgKiBAc3JjOiBzb3VyY2UgY2xpcCByZWN0YW5nbGUocyksIGNhbiBiZSBOVUxM Cj4gKyAqIEBudW1fY2xpcHM6IG51bWJlciBvZiBzb3VyY2UgY2xpcCByZWN0YW5nbGVzCj4gKyAq IEBmbGFnczogZHJtX21vZGVfZmJfZGlydHlfY21kIGZsYWdzIChEUk1fTU9ERV9GQl9ESVJUWV9B Tk5PVEFURV9DT1BZKQo+ICsgKiBAd2lkdGg6IHdpZHRoIG9mIGNsaXAgcmVjdGFuZ2xlIGlmIEBz cmMgaXMgTlVMTAo+ICsgKiBAaGVpZ2h0OiBoZWlnaHQgb2YgY2xpcCByZWN0YW5nbGUgaWYgQHNy YyBpcyBOVUxMCj4gKyAqCj4gKyAqIFRoZSBkaXJ0eWZiIGlvY3RsIGFsbG93cyBmb3IgYSBOVUxM IGNsaXAgcmVjdGFuZ2xlIHRvIGJlIHBhc3NlZCBpbiwKPiArICogc28gaWYgQHNyYyBpcyBOVUxM LCB3aWR0aCBhbmQgaGVpZ2h0IGlzIHVzZWQgdG8gc2V0IGEgZnVsbCBjbGlwIHJlY3RhbmdsZS4K PiArICogQGRzdCB0YWtlcyBwYXJ0IGluIHRoZSBtZXJnZSB1bmxlc3MgaXQgaXMgZW1wdHkgezAs MCwwLDB9Lgo+ICsgKi8KPiArdm9pZCBkcm1fY2xpcF9yZWN0X21lcmdlKHN0cnVjdCBkcm1fY2xp cF9yZWN0ICpkc3QsCj4gKwkJCSBzdHJ1Y3QgZHJtX2NsaXBfcmVjdCAqc3JjLCB1bnNpZ25lZCBu dW1fY2xpcHMsCj4gKwkJCSB1bnNpZ25lZCBmbGFncywgdTMyIHdpZHRoLCB1MzIgaGVpZ2h0KQo+ ICt7Cj4gKwlpbnQgaTsKPiArCj4gKwlpZiAoIXNyYyB8fCAhbnVtX2NsaXBzKSB7Cj4gKwkJZHN0 LT54MSA9IDA7Cj4gKwkJZHN0LT54MiA9IHdpZHRoOwo+ICsJCWRzdC0+eTEgPSAwOwo+ICsJCWRz dC0+eTIgPSBoZWlnaHQ7Cj4gKwkJcmV0dXJuOwo+ICsJfQo+ICsKPiArCWlmIChkcm1fY2xpcF9y ZWN0X2lzX2VtcHR5KGRzdCkpIHsKPiArCQlkc3QtPngxID0gfjA7Cj4gKwkJZHN0LT55MSA9IH4w Owo+ICsJfQo+ICsKPiArCWZvciAoaSA9IDA7IGkgPCBudW1fY2xpcHM7IGkrKykgewo+ICsJCWlm IChmbGFncyAmIERSTV9NT0RFX0ZCX0RJUlRZX0FOTk9UQVRFX0NPUFkpCj4gKwkJCWkrKzsKPiAr CQlkc3QtPngxID0gbWluKGRzdC0+eDEsIHNyY1tpXS54MSk7Cj4gKwkJZHN0LT54MiA9IG1heChk c3QtPngyLCBzcmNbaV0ueDIpOwo+ICsJCWRzdC0+eTEgPSBtaW4oZHN0LT55MSwgc3JjW2ldLnkx KTsKPiArCQlkc3QtPnkyID0gbWF4KGRzdC0+eTIsIHNyY1tpXS55Mik7Cj4gKwl9Cj4gK30KPiAr RVhQT1JUX1NZTUJPTChkcm1fY2xpcF9yZWN0X21lcmdlKTsKPiBkaWZmIC0tZ2l0IGEvaW5jbHVk ZS9kcm0vZHJtX3JlY3QuaCBiL2luY2x1ZGUvZHJtL2RybV9yZWN0LmgKPiBpbmRleCA4M2JiMTU2 Li45MzZhZDhkIDEwMDY0NAo+IC0tLSBhL2luY2x1ZGUvZHJtL2RybV9yZWN0LmgKPiArKysgYi9p bmNsdWRlL2RybS9kcm1fcmVjdC5oCj4gQEAgLTI0LDYgKzI0LDggQEAKPiAgI2lmbmRlZiBEUk1f UkVDVF9ICj4gICNkZWZpbmUgRFJNX1JFQ1RfSAo+ICAKPiArI2luY2x1ZGUgPHVhcGkvZHJtL2Ry bS5oPgo+ICsKPiAgLyoqCj4gICAqIERPQzogcmVjdCB1dGlscwo+ICAgKgo+IEBAIC0xNzEsNCAr MTczLDcxIEBAIHZvaWQgZHJtX3JlY3Rfcm90YXRlX2ludihzdHJ1Y3QgZHJtX3JlY3QgKnIsCj4g IAkJCSBpbnQgd2lkdGgsIGludCBoZWlnaHQsCj4gIAkJCSB1bnNpZ25lZCBpbnQgcm90YXRpb24p Owo+ICAKPiArLyoqCj4gKyAqIGRybV9jbGlwX3JlY3Rfd2lkdGggLSBkZXRlcm1pbmUgdGhlIGNs aXAgcmVjdGFuZ2xlIHdpZHRoCj4gKyAqIEByOiBjbGlwIHJlY3RhbmdsZSB3aG9zZSB3aWR0aCBp cyByZXR1cm5lZAo+ICsgKgo+ICsgKiBSRVRVUk5TOgo+ICsgKiBUaGUgd2lkdGggb2YgdGhlIGNs aXAgcmVjdGFuZ2xlLgo+ICsgKi8KPiArc3RhdGljIGlubGluZSBpbnQgZHJtX2NsaXBfcmVjdF93 aWR0aChjb25zdCBzdHJ1Y3QgZHJtX2NsaXBfcmVjdCAqcikKPiArewo+ICsJcmV0dXJuIHItPngy IC0gci0+eDE7Cj4gK30KPiArCj4gKy8qKgo+ICsgKiBkcm1fY2xpcF9yZWN0X2hlaWdodCAtIGRl dGVybWluZSB0aGUgY2xpcCByZWN0YW5nbGUgaGVpZ2h0Cj4gKyAqIEByOiBjbGlwIHJlY3Rhbmds ZSB3aG9zZSBoZWlnaHQgaXMgcmV0dXJuZWQKPiArICoKPiArICogUkVUVVJOUzoKPiArICogVGhl IGhlaWdodCBvZiB0aGUgY2xpcCByZWN0YW5nbGUuCj4gKyAqLwo+ICtzdGF0aWMgaW5saW5lIGlu dCBkcm1fY2xpcF9yZWN0X2hlaWdodChjb25zdCBzdHJ1Y3QgZHJtX2NsaXBfcmVjdCAqcikKPiAr ewo+ICsJcmV0dXJuIHItPnkyIC0gci0+eTE7Cj4gK30KPiArCj4gKy8qKgo+ICsgKiBkcm1fY2xp cF9yZWN0X3Zpc2libGUgLSBkZXRlcm1pbmUgaWYgdGhlIHRoZSBjbGlwIHJlY3RhbmdsZSBpcyB2 aXNpYmxlCj4gKyAqIEByOiBjbGlwIHJlY3RhbmdsZSB3aG9zZSB2aXNpYmlsaXR5IGlzIHJldHVy bmVkCj4gKyAqCj4gKyAqIFJFVFVSTlM6Cj4gKyAqICV0cnVlIGlmIHRoZSBjbGlwIHJlY3Rhbmds ZSBpcyB2aXNpYmxlLCAlZmFsc2Ugb3RoZXJ3aXNlLgo+ICsgKi8KPiArc3RhdGljIGlubGluZSBi b29sIGRybV9jbGlwX3JlY3RfdmlzaWJsZShjb25zdCBzdHJ1Y3QgZHJtX2NsaXBfcmVjdCAqcikK PiArewo+ICsJcmV0dXJuIGRybV9jbGlwX3JlY3Rfd2lkdGgocikgPiAwICYmIGRybV9jbGlwX3Jl Y3RfaGVpZ2h0KHIpID4gMDsKPiArfQo+ICsKPiArLyoqCj4gKyAqIGRybV9jbGlwX3JlY3RfcmVz ZXQgLSBSZXNldCBjbGlwIHJlY3RhbmdsZQo+ICsgKiBAY2xpcDogY2xpcCByZWN0YW5nbGUKPiAr ICoKPiArICogU2V0cyBjbGlwIHJlY3RhbmdsZSB0byB7MCwwLDAsMH0uCj4gKyAqLwo+ICtzdGF0 aWMgaW5saW5lIHZvaWQgZHJtX2NsaXBfcmVjdF9yZXNldChzdHJ1Y3QgZHJtX2NsaXBfcmVjdCAq Y2xpcCkKPiArewo+ICsJY2xpcC0+eDEgPSAwOwo+ICsJY2xpcC0+eDIgPSAwOwo+ICsJY2xpcC0+ eTEgPSAwOwo+ICsJY2xpcC0+eTIgPSAwOwo+ICt9Cj4gKwo+ICsvKioKPiArICogZHJtX2NsaXBf cmVjdF9pc19lbXB0eSAtIElzIGNsaXAgcmVjdGFuZ2xlIGVtcHR5Pwo+ICsgKiBAY2xpcDogY2xp cCByZWN0YW5nbGUKPiArICoKPiArICogUmV0dXJucyB0cnVlIGlmIGNsaXAgcmVjdGFuZ2xlIGlz IHswLDAsMCwwfS4KPiArICovCj4gK3N0YXRpYyBpbmxpbmUgYm9vbCBkcm1fY2xpcF9yZWN0X2lz X2VtcHR5KHN0cnVjdCBkcm1fY2xpcF9yZWN0ICpjbGlwKQoKTm90IHN1cmUgdGhpcyBpcyBhIGdy ZWF0IG5hbWUuIEF0IGxlYXN0IGZvciBtZSBlbXB0eSBtZWFucyB4MSA9PSB4MiAmJiB5MQo9PSB5 Miwgd2hpY2ggd291bGQgYmUgbW9yZSBnZW5lcmljIHRoYW4geW91ciB0ZXN0IGhlcmUuIFNvIGVp dGhlciBzd2l0Y2gKdGhlIHRlc3RjYXNlIChpbW8gcHJlZmVycmVkKSwgb3IgcmVuYW1lIGl0IHRv IHNvbWV0aGluZyBsaWtlIF9pc196ZXJvPwoKSSBjaGVja2VkIHRoZSBtYXRoLCBhbmQgYmVzaWRl cyB0aGlzIG5hbWluZyBiaWtlc2hlZCBpdCBhbGwgbG9va3MgZ29vZC4gU28Kd2l0aCB0aGF0IGFk ZHJlc3NlZCBSZXZpZXdlZC1ieTogRGFuaWVsIFZldHRlciA8ZGFuaWVsLnZldHRlckBmZndsbC5j aD4KCj4gK3sKPiArCXJldHVybiAoIWNsaXAtPngxICYmICFjbGlwLT54MiAmJiAhY2xpcC0+eTEg JiYgIWNsaXAtPnkyKTsKPiArfQo+ICsKPiArYm9vbCBkcm1fY2xpcF9yZWN0X2ludGVyc2VjdChz dHJ1Y3QgZHJtX2NsaXBfcmVjdCAqcjEsCj4gKwkJCSAgICAgY29uc3Qgc3RydWN0IGRybV9jbGlw X3JlY3QgKnIyKTsKPiArdm9pZCBkcm1fY2xpcF9yZWN0X21lcmdlKHN0cnVjdCBkcm1fY2xpcF9y ZWN0ICpkc3QsCj4gKwkJCSBzdHJ1Y3QgZHJtX2NsaXBfcmVjdCAqc3JjLCB1bnNpZ25lZCBudW1f Y2xpcHMsCj4gKwkJCSB1bnNpZ25lZCBmbGFncywgdTMyIHdpZHRoLCB1MzIgaGVpZ2h0KTsKPiAr Cj4gICNlbmRpZgo+IC0tIAo+IDIuMi4yCj4gCgotLSAKRGFuaWVsIFZldHRlcgpTb2Z0d2FyZSBF bmdpbmVlciwgSW50ZWwgQ29ycG9yYXRpb24KaHR0cDovL2Jsb2cuZmZ3bGwuY2gKX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcg bGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==