From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Purushothaman, Vijay A" Subject: Re: [PATCH 10/12] drm/i915: Support maxfifo with two planes on CHV Date: Wed, 04 Mar 2015 19:34:50 +0530 Message-ID: <54F71102.4020506@linux.intel.com> References: <1423574909-1074-1-git-send-email-ville.syrjala@linux.intel.com> <1423574909-1074-11-git-send-email-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 3B4F86E28B for ; Wed, 4 Mar 2015 06:04:57 -0800 (PST) In-Reply-To: <1423574909-1074-11-git-send-email-ville.syrjala@linux.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 List-Id: intel-gfx@lists.freedesktop.org T24gMi8xMC8yMDE1IDY6NTggUE0sIHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tIHdyb3Rl Ogo+IEZyb206IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+ Cj4KPiBDSFYgc3VwcG9zZWRseSBkb2VzIG1heGZpZm8gbW9kZSBldmVuIHdpdGggdHdvIGVuYWJs ZWQKPiAocHJpbWFyeS9zcHJpdGUpIHBsYW5lcy4gTGV0cyB0cnkgdG8gc3VwcG9ydCB0aGF0IGJ5 IGhhbHZpbmcgdGhlIEZJRk8KPiBzaXplIGZvciB0aGUgY2FsY3VsYXRpb25zIGFuZCBwaWNraW5n IHRoZSBzbWFsbGVzdCBjYWxjdWxjYXRlZAo+IHdhdGVybWFyayBmcm9tIHRoZSBlbmFibGVkIHBs YW5lcy4KV2hlcmUgaXMgdGhpcyBtZW50aW9uZWQgaW4gdGhlIHNwZWM/IE15IHVuZGVyc3RhbmRp bmcgaXMgTWF4RklGTyBjYW4gYmUgCmVuYWJsZWQgd2hlbiBvbmx5IG9uZSBwbGFuZSBpcyBhY3Rp dmUgKGVpdGhlciBBUkdCIG9yIFlVVikuIEkgZG8gCnJlbWVtYmVyIHNvbWUgVFIgdGFzayB0aGF0 IHdhcyB0YWxraW5nIGFib3V0IGVuYWJsaW5nIE1heEZJRk8gZm9yIHR3byAKcGxhbmVzLiBCdXQg aSBkaWRuJ3QgZ2V0IGFueSBjb25maXJtYXRpb24gdGhhdCB0aGlzIGNhbiBiZSBlbmFibGVkLiBX ZSAKaGF2ZSBub3QgZW5hYmxlZCB0aGlzIGZvciBDSFQgaW4gYW55IG90aGVyIE9TIChXaW5kb3dz IC8gQW5kcm9pZCkuCgpPdGhlciBmZWF0dXJlcyBsaWtlIFBNMiAvIFBNNSAvIERWRlMgY2FuIGJl IGVuYWJsZWQgZm9yIG11bHRpIHBsYW5lIApzY2VuYXJpb3MKClRoYW5rcywKVmlqYXkKPgo+IFNp Z25lZC1vZmYtYnk6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5j b20+Cj4gLS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jIHwgMjIgKysrKysr KysrKysrKysrKystLS0tLQo+ICAgMSBmaWxlIGNoYW5nZWQsIDE3IGluc2VydGlvbnMoKyksIDUg ZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf cG0uYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMKPiBpbmRleCBkMjljMDJjLi5l NmNiYzI0IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMKPiAr KysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jCj4gQEAgLTkwNyw2ICs5MDcsOCBA QCBzdGF0aWMgYm9vbCB2bHZfY29tcHV0ZV9zcl93bShzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LAo+ ICAgCWludCBudW1fcGxhbmVzID0gMDsKPiAgIAlpbnQgZmlmb19zaXplID0gMDsKPiAgIAlzdHJ1 Y3QgaW50ZWxfcGxhbmUgKnBsYW5lOwo+ICsJLyogQ0hWIHN1cHBvcnRzIG1heCBmaWZvIHdpdGgg dHdvIHBsYW5lcyAoMToxIHNwbGl0KSAqLwo+ICsJaW50IG1heF9wbGFuZXMgPSBJU19DSEVSUllW SUVXKGRldikgPyAyIDogMTsKPiAgIAo+ICAgCXdtLT5zci5jdXJzb3IgPSB3bS0+c3IucGxhbmUg PSAwOwo+ICAgCj4gQEAgLTkyMCwyMyArOTIyLDMzIEBAIHN0YXRpYyBib29sIHZsdl9jb21wdXRl X3NyX3dtKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsCj4gICAJCWZpZm9fc2l6ZSA9IElOVEVMX0lO Rk8oZGV2X3ByaXYpLT5udW1fcGlwZXMgKiA1MTIgLSAxOwo+ICAgCX0KPiAgIAo+IC0JaWYgKGZp Zm9fc2l6ZSA9PSAwIHx8IG51bV9wbGFuZXMgPiAxKQo+ICsJaWYgKGZpZm9fc2l6ZSA9PSAwIHx8 IG51bV9wbGFuZXMgPiBtYXhfcGxhbmVzKQo+ICAgCQlyZXR1cm4gZmFsc2U7Cj4gICAKPiArCWlm IChudW1fcGxhbmVzKQo+ICsJCWZpZm9fc2l6ZSAvPSBudW1fcGxhbmVzOwo+ICsKPiAgIAl3bS0+ c3IuY3Vyc29yID0gdmx2X2NvbXB1dGVfd20odG9faW50ZWxfY3J0YyhjcnRjKSwKPiAgIAkJCQkg ICAgICAgdG9faW50ZWxfcGxhbmUoY3J0Yy0+Y3Vyc29yKSwgMHgzZik7Cj4gICAKPiAgIAlsaXN0 X2Zvcl9lYWNoX2VudHJ5KHBsYW5lLCAmZGV2LT5tb2RlX2NvbmZpZy5wbGFuZV9saXN0LCBiYXNl LmhlYWQpIHsKPiArCQl1aW50MTZfdCBzcl93bTsKPiArCj4gICAJCWlmIChwbGFuZS0+YmFzZS50 eXBlID09IERSTV9QTEFORV9UWVBFX0NVUlNPUikKPiAgIAkJCWNvbnRpbnVlOwo+ICAgCj4gICAJ CWlmIChwbGFuZS0+cGlwZSAhPSBwaXBlKQo+ICAgCQkJY29udGludWU7Cj4gICAKPiAtCQl3bS0+ c3IucGxhbmUgPSB2bHZfY29tcHV0ZV93bSh0b19pbnRlbF9jcnRjKGNydGMpLAo+IC0JCQkJCSAg ICAgIHBsYW5lLCBmaWZvX3NpemUpOwo+IC0JCWlmICh3bS0+c3IucGxhbmUgIT0gMCkKPiAtCQkJ YnJlYWs7Cj4gKwkJc3Jfd20gPSB2bHZfY29tcHV0ZV93bSh0b19pbnRlbF9jcnRjKGNydGMpLAo+ ICsJCQkJICAgICAgIHBsYW5lLCBmaWZvX3NpemUpOwo+ICsJCWlmIChzcl93bSA9PSAwKQo+ICsJ CQljb250aW51ZTsKPiArCj4gKwkJaWYgKHdtLT5zci5wbGFuZSA9PSAwKQo+ICsJCQl3bS0+c3Iu cGxhbmUgPSBzcl93bTsKPiArCQllbHNlCj4gKwkJCXdtLT5zci5wbGFuZSA9IG1pbih3bS0+c3Iu cGxhbmUsIHNyX3dtKTsKPiAgIAl9Cj4gICAKPiAgIAlyZXR1cm4gdHJ1ZTsKCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxp c3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0 b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==