From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shashank Sharma Subject: [RFC 1/2] drm/i915: Indicate integer up-scaling ratios Date: Tue, 3 Sep 2019 22:22:26 +0530 Message-ID: <20190903165227.6056-2-shashank.sharma@intel.com> References: <20190903165227.6056-1-shashank.sharma@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8DECF8933D for ; Tue, 3 Sep 2019 16:56:45 +0000 (UTC) In-Reply-To: <20190903165227.6056-1-shashank.sharma@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org Cc: Jani Nikula , Vivi@freedesktop.org, Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org SWYgdGhlIHVwc2NhbGluZyByYXRpbyBpcyBhIGNvbXBsZXRlIGludGVnZXIsIEludGVsIGRpc3Bs YXkgSFcgY2FuCnBpY2t1cCBzcGVjaWFsIHNjYWxpbmcgbW9kZSwgd2hpY2ggY2FuIHByb2R1Y2Ug YmV0dGVyIG5vbi1ibHVycnkKb3V0cHV0cy4gVGhpcyBwYXRjaCBhZGRzIGEgY2hlY2sgdG8gaW5k aWNhdGUgaWYgdGhpcyBpcyBzdWNoIGFuIHVwc2NhbGluZwpvcHBvcnR1bml0eSwgd2hpbGUgY2Fs Y3VsYXRpbmcgdGhlIHNjYWxlciBjb25maWcsIGFuZCBzdG9yZXMgaXQgaW50byBzY2FsZXIKc3Rh dGUuCgpDYzogSmFuaSBOaWt1bGEgPGphbmkubmlrdWxhQGludGVsLmNvbT4KQ2M6IFZpbGxlIFN5 cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+CkNjOiBEYW5pZWwgVmV0dGVy IDxkYW5pZWwudmV0dGVyQGludGVsLmNvbT4KQ2M6IFZpdmksIFJvZHJpZ28gPHJvZHJpZ28udml2 aUBpbnRlbC5jb20+ClNpZ25lZC1vZmYtYnk6IFNoYXNoYW5rIFNoYXJtYSA8c2hhc2hhbmsuc2hh cm1hQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2Rp c3BsYXkuYyAgfCAyMSArKysrKysrKysrKysrKysrKysrCiAuLi4vZHJtL2k5MTUvZGlzcGxheS9p bnRlbF9kaXNwbGF5X3R5cGVzLmggICAgfCAgNyArKysrKysrCiAyIGZpbGVzIGNoYW5nZWQsIDI4 IGluc2VydGlvbnMoKykKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5 L2ludGVsX2Rpc3BsYXkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZGlz cGxheS5jCmluZGV4IGVlNTRkOTY1OWM5OS4uNjEzMTMwZGIzYzA1IDEwMDY0NAotLS0gYS9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2Rpc3BsYXkuYworKysgYi9kcml2ZXJzL2dw dS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2Rpc3BsYXkuYwpAQCAtNTM4OCw2ICs1Mzg4LDE5IEBA IHUxNiBza2xfc2NhbGVyX2NhbGNfcGhhc2UoaW50IHN1YiwgaW50IHNjYWxlLCBib29sIGNocm9t YV9jb3NpdGVkKQogI2RlZmluZSBTS0xfTUlOX1lVVl80MjBfU1JDX1cgMTYKICNkZWZpbmUgU0tM X01JTl9ZVVZfNDIwX1NSQ19IIDE2CiAKK3N0YXRpYyBpbmxpbmUgYm9vbAorc2NhbGluZ19yYXRp b19pbnRlZ2VyKGludCBzcmNfdywgaW50IGRzdF93LCBpbnQgc3JjX2gsIGludCBkc3RfaCkKK3sK KwkvKiBJbnRlZ2VyIG1vZGUgc2NhbGluZyBpcyBhcHBsaWNhYmxlIG9ubHkgZm9yIHVwc2NhbGlu ZyBzY2VuYXJpb3MgKi8KKwlpZiAoZHN0X3cgPCBzcmNfdyB8fCBkc3RfaCA8IHNyY19oKQorCQly ZXR1cm4gZmFsc2U7CisKKwlpZiAoZHN0X3cgJSBzcmNfdyA9PSAwICYmIGRzdF9oICUgc3JjX2gg PT0gMCkKKwkJcmV0dXJuIHRydWU7CisKKwlyZXR1cm4gZmFsc2U7Cit9CisKIHN0YXRpYyBpbnQK IHNrbF91cGRhdGVfc2NhbGVyKHN0cnVjdCBpbnRlbF9jcnRjX3N0YXRlICpjcnRjX3N0YXRlLCBi b29sIGZvcmNlX2RldGFjaCwKIAkJICB1bnNpZ25lZCBpbnQgc2NhbGVyX3VzZXIsIGludCAqc2Nh bGVyX2lkLApAQCAtNTQyMiw2ICs1NDM1LDE0IEBAIHNrbF91cGRhdGVfc2NhbGVyKHN0cnVjdCBp bnRlbF9jcnRjX3N0YXRlICpjcnRjX3N0YXRlLCBib29sIGZvcmNlX2RldGFjaCwKIAkJcmV0dXJu IC1FSU5WQUw7CiAJfQogCisJLyoKKwkgKiBJZiB3ZSBhcmUgdXBzY2FsaW5nLCBhbmQgdGhlIHNj YWxpbmcgcmF0aW9zIGFyZSBpbnRlZ2VyLCB3ZSBjYW4KKwkgKiBwaWNrIG5lYXJlc3QtbmVpZ2hi b3VyIG1ldGhvZCBpbiBIVyBmb3Igc2NhbGluZywgd2hpY2ggcHJvZHVjZXMKKwkgKiBibHVybGVz cyBvdXRwdXRzIGluIHN1Y2ggc2NlbmFyaW9zLgorCSAqLworCWlmIChzY2FsaW5nX3JhdGlvX2lu dGVnZXIoc3JjX3csIGRzdF93LCBzcmNfaCwgZHN0X2gpKQorCQlzY2FsZXJfc3RhdGUtPmludGVn ZXJfc2NhbGluZyA9IHRydWU7CisKIAkvKgogCSAqIGlmIHBsYW5lIGlzIGJlaW5nIGRpc2FibGVk IG9yIHNjYWxlciBpcyBubyBtb3JlIHJlcXVpcmVkIG9yIGZvcmNlIGRldGFjaAogCSAqICAtIGZy ZWUgc2NhbGVyIGJpbmRlZCB0byB0aGlzIHBsYW5lL2NydGMKZGlmZiAtLWdpdCBhL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZGlzcGxheV90eXBlcy5oIGIvZHJpdmVycy9ncHUv ZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kaXNwbGF5X3R5cGVzLmgKaW5kZXggM2MxYTVmM2UxZDIy Li42YmIzMmZiZjMxNTMgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkv aW50ZWxfZGlzcGxheV90eXBlcy5oCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkv aW50ZWxfZGlzcGxheV90eXBlcy5oCkBAIC02MTMsNiArNjEzLDEzIEBAIHN0cnVjdCBpbnRlbF9j cnRjX3NjYWxlcl9zdGF0ZSB7CiAKIAkvKiBzY2FsZXIgdXNlZCBieSBjcnRjIGZvciBwYW5lbCBm aXR0aW5nIHB1cnBvc2UgKi8KIAlpbnQgc2NhbGVyX2lkOworCisJLyoKKwkgKiBOZWFyZXN0LW5l aWdoYm9yIG1ldGhvZCBvZiB1cHNjYWxpbmcgZ2lldmVzIGJsdXJsZXNzIG91dHB1dCBpZgorCSAq IHRoZSB1cHNjYWxpbmcgcmF0aW8gaXMgYSBjb21wbGV0ZSBpbnRlZ2VyLiBUaGlzIGJvb2wgaXMg dG8gaW5kaWNhdGUKKwkgKiBzdWNoIGFuIG9wcG9ydHVuaXR5LgorCSAqLworCWJvb2wgaW50ZWdl cl9zY2FsaW5nOwogfTsKIAogLyogZHJtX21vZGUtPnByaXZhdGVfZmxhZ3MgKi8KLS0gCjIuMTcu MQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwt Z2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8v bGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4