From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH 1/5] drm/rect: Round above 1 << 16 upwards to correct scale calculation functions. Date: Thu, 3 May 2018 16:28:41 +0300 Message-ID: <20180503132841.GS23723@intel.com> References: <20180503112217.37292-1-maarten.lankhorst@linux.intel.com> <20180503112217.37292-2-maarten.lankhorst@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20180503112217.37292-2-maarten.lankhorst@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Maarten Lankhorst Cc: intel-gfx@lists.freedesktop.org, Vidya Srinivas , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gVGh1LCBNYXkgMDMsIDIwMTggYXQgMDE6MjI6MTNQTSArMDIwMCwgTWFhcnRlbiBMYW5raG9y c3Qgd3JvdGU6Cj4gV2hlbiBjYWxjdWxhdGluZyBsaW1pdHMgd2Ugd2FudCB0byBiZSBhcyBwZXNz aW1pc3RpYyBhcyBwb3NzaWJsZSwKPiBzbyB3ZSBoYXZlIHRvIGV4cGxpY2l0bHkgc2F5IHdoZXRo ZXIgd2Ugd2FudCB0byByb3VuZCB1cCBvciBkb3duCj4gdG8gYWNjdXJhdGVseSBjYWxjdWxhdGUg d2hldGhlciB3ZSBhcmUgYmVsb3cgbWluX3NjYWxlIG9yIGFib3ZlCj4gbWF4X3NjYWxlLgo+IAo+ IFNpZ25lZC1vZmYtYnk6IE1hYXJ0ZW4gTGFua2hvcnN0IDxtYWFydGVuLmxhbmtob3JzdEBsaW51 eC5pbnRlbC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9kcm1fcmVjdC5jIHwgMTcgKysr KysrKysrKysrKysrKy0KPiAgMSBmaWxlIGNoYW5nZWQsIDE2IGluc2VydGlvbnMoKyksIDEgZGVs ZXRpb24oLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2RybV9yZWN0LmMgYi9k cml2ZXJzL2dwdS9kcm0vZHJtX3JlY3QuYwo+IGluZGV4IGEzNzgzZWNlYTI5Ny4uNDczNTUyNjI5 N2FhIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9kcm1fcmVjdC5jCj4gKysrIGIvZHJp dmVycy9ncHUvZHJtL2RybV9yZWN0LmMKPiBAQCAtMTA2LDcgKzEwNiwxMCBAQCBzdGF0aWMgaW50 IGRybV9jYWxjX3NjYWxlKGludCBzcmMsIGludCBkc3QpCj4gIAlpZiAoZHN0ID09IDApCj4gIAkJ cmV0dXJuIDA7Cj4gIAo+IC0Jc2NhbGUgPSBzcmMgLyBkc3Q7Cj4gKwlpZiAoc3JjID4gKGRzdCA8 PCAxNikpCj4gKwkJcmV0dXJuIERJVl9ST1VORF9VUChzcmMsIGRzdCk7Cj4gKwllbHNlCj4gKwkJ c2NhbGUgPSBzcmMgLyBkc3Q7Cj4gIAo+ICAJcmV0dXJuIHNjYWxlOwo+ICB9Cj4gQEAgLTEyMSw2 ICsxMjQsOSBAQCBzdGF0aWMgaW50IGRybV9jYWxjX3NjYWxlKGludCBzcmMsIGludCBkc3QpCj4g ICAqIENhbGN1bGF0ZSB0aGUgaG9yaXpvbnRhbCBzY2FsaW5nIGZhY3RvciBhcwo+ICAgKiAoQHNy YyB3aWR0aCkgLyAoQGRzdCB3aWR0aCkuCj4gICAqCj4gKyAqIElmIHRoZSBzY2FsZSBpcyBiZWxv dyAxIDw8IDE2LCByb3VuZCBkb3duLCBpZiBhYm92ZSB1cC4gVGhpcyB3aWxsCgpUaGUgImlmIGFi b3ZlIHVwIiBwYXJ0IGRvZXNuJ3QgcmVhZCBhbGwgdGhhdCB3ZWxsIHRvIG1lLiBNYXliZSB3cml0 ZSBpdApvdXQgZnVsbHkgIklmIHRoZSBzY2FsZSBpcyBhYm92ZSAxIDw8IDE2LCByb3VuZCB1cCI/ CgpSZXZpZXdlZC1ieTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVs LmNvbT4KCj4gKyAqIGNhbGN1bGF0ZSB0aGUgc2NhbGUgd2l0aCB0aGUgbW9zdCBwZXNzaW1pc3Rp YyBsaW1pdCBjYWxjdWxhdGlvbi4KPiArICoKPiAgICogUkVUVVJOUzoKPiAgICogVGhlIGhvcml6 b250YWwgc2NhbGluZyBmYWN0b3IsIG9yIGVycm5vIG9mIG91dCBvZiBsaW1pdHMuCj4gICAqLwo+ IEBAIC0xNTIsNiArMTU4LDkgQEAgRVhQT1JUX1NZTUJPTChkcm1fcmVjdF9jYWxjX2hzY2FsZSk7 Cj4gICAqIENhbGN1bGF0ZSB0aGUgdmVydGljYWwgc2NhbGluZyBmYWN0b3IgYXMKPiAgICogKEBz cmMgaGVpZ2h0KSAvIChAZHN0IGhlaWdodCkuCj4gICAqCj4gKyAqIElmIHRoZSBzY2FsZSBpcyBi ZWxvdyAxIDw8IDE2LCByb3VuZCBkb3duLCBpZiBhYm92ZSB1cC4gVGhpcyB3aWxsCj4gKyAqIGNh bGN1bGF0ZSB0aGUgc2NhbGUgd2l0aCB0aGUgbW9zdCBwZXNzaW1pc3RpYyBsaW1pdCBjYWxjdWxh dGlvbi4KPiArICoKPiAgICogUkVUVVJOUzoKPiAgICogVGhlIHZlcnRpY2FsIHNjYWxpbmcgZmFj dG9yLCBvciBlcnJubyBvZiBvdXQgb2YgbGltaXRzLgo+ICAgKi8KPiBAQCAtMTg5LDYgKzE5OCw5 IEBAIEVYUE9SVF9TWU1CT0woZHJtX3JlY3RfY2FsY192c2NhbGUpOwo+ICAgKiBJZiB0aGUgY2Fs Y3VsYXRlZCBzY2FsaW5nIGZhY3RvciBpcyBhYm92ZSBAbWF4X3ZzY2FsZSwKPiAgICogZGVjcmVh c2UgdGhlIGhlaWdodCBvZiByZWN0YW5nbGUgQHNyYyB0byBjb21wZW5zYXRlLgo+ICAgKgo+ICsg KiBJZiB0aGUgc2NhbGUgaXMgYmVsb3cgMSA8PCAxNiwgcm91bmQgZG93biwgaWYgYWJvdmUgdXAu IFRoaXMgd2lsbAo+ICsgKiBjYWxjdWxhdGUgdGhlIHNjYWxlIHdpdGggdGhlIG1vc3QgcGVzc2lt aXN0aWMgbGltaXQgY2FsY3VsYXRpb24uCj4gKyAqCj4gICAqIFJFVFVSTlM6Cj4gICAqIFRoZSBo b3Jpem9udGFsIHNjYWxpbmcgZmFjdG9yLgo+ICAgKi8KPiBAQCAtMjM5LDYgKzI1MSw5IEBAIEVY UE9SVF9TWU1CT0woZHJtX3JlY3RfY2FsY19oc2NhbGVfcmVsYXhlZCk7Cj4gICAqIElmIHRoZSBj YWxjdWxhdGVkIHNjYWxpbmcgZmFjdG9yIGlzIGFib3ZlIEBtYXhfdnNjYWxlLAo+ICAgKiBkZWNy ZWFzZSB0aGUgaGVpZ2h0IG9mIHJlY3RhbmdsZSBAc3JjIHRvIGNvbXBlbnNhdGUuCj4gICAqCj4g KyAqIElmIHRoZSBzY2FsZSBpcyBiZWxvdyAxIDw8IDE2LCByb3VuZCBkb3duLCBpZiBhYm92ZSB1 cC4gVGhpcyB3aWxsCj4gKyAqIGNhbGN1bGF0ZSB0aGUgc2NhbGUgd2l0aCB0aGUgbW9zdCBwZXNz aW1pc3RpYyBsaW1pdCBjYWxjdWxhdGlvbi4KPiArICoKPiAgICogUkVUVVJOUzoKPiAgICogVGhl IHZlcnRpY2FsIHNjYWxpbmcgZmFjdG9yLgo+ICAgKi8KPiAtLSAKPiAyLjE3LjAKCi0tIApWaWxs ZSBTeXJqw6Rsw6QKSW50ZWwKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJp LWRldmVsCg==