From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH 1/2] drm/i915: Extend GET_APERTURE ioctl to report available map space Date: Wed, 08 Jul 2015 15:24:08 +0100 Message-ID: <559D3288.7010708@linux.intel.com> References: <1436338285-23044-1-git-send-email-ankitprasad.r.sharma@intel.com> <1436338285-23044-2-git-send-email-ankitprasad.r.sharma@intel.com> <559D2207.1060404@linux.intel.com> <20150708132833.GB32370@nuc-i3427.alporthouse.com> <559D2748.7030501@linux.intel.com> <20150708135343.GD32370@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id 1D9A66E620 for ; Wed, 8 Jul 2015 07:24:11 -0700 (PDT) In-Reply-To: <20150708135343.GD32370@nuc-i3427.alporthouse.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , ankitprasad.r.sharma@intel.com, intel-gfx@lists.freedesktop.org, akash.goel@intel.com, shashidhar.hiremath@intel.com List-Id: intel-gfx@lists.freedesktop.org Ck9uIDA3LzA4LzIwMTUgMDI6NTMgUE0sIENocmlzIFdpbHNvbiB3cm90ZToKPiBPbiBXZWQsIEp1 bCAwOCwgMjAxNSBhdCAwMjozNjowOFBNICswMTAwLCBUdnJ0a28gVXJzdWxpbiB3cm90ZToKPj4K Pj4gT24gMDcvMDgvMjAxNSAwMjoyOCBQTSwgQ2hyaXMgV2lsc29uIHdyb3RlOgo+Pj4gT24gV2Vk LCBKdWwgMDgsIDIwMTUgYXQgMDI6MTM6NDNQTSArMDEwMCwgVHZydGtvIFVyc3VsaW4gd3JvdGU6 Cj4+Pj4KPj4+PiBIaSwKPj4+Pgo+Pj4+IE9uIDA3LzA4LzIwMTUgMDc6NTEgQU0sIGFua2l0cHJh c2FkLnIuc2hhcm1hQGludGVsLmNvbSB3cm90ZToKPj4+Pj4gRnJvbTogUm9kcmlnbyBWaXZpIDxy b2RyaWdvLnZpdmkgYXQgaW50ZWwuY29tPgo+Pj4+Pgo+Pj4+PiBXaGVuIGNvbnN0cnVjdGluZyBh IGJhdGNoYnVmZmVyLCBpdCBpcyBzb21ldGltZXMgY3J1Y2lhbCB0byBrbm93IHRoZQo+Pj4+PiBs YXJnZXN0IGhvbGUgaW50byB3aGljaCB3ZSBjYW4gZml0IGEgZmVuY2VhYmxlIGJ1ZmZlciAoZm9y IGV4YW1wbGUgd2hlbgo+Pj4+PiBoYW5kbGluZyB2ZXJ5IGxhcmdlIG9iamVjdHMgb24gZ2VuMiBh bmQgZ2VuMykuIFRoaXMgZGVwZW5kcyBvbiB0aGUKPj4+Pj4gZnJhZ21lbnRhdGlvbiBvZiBwaW5u ZWQgYnVmZmVycyBpbnNpZGUgdGhlIGFwZXJ0dXJlLCBhIHF1ZXN0aW9uIG9ubHkgdGhlCj4+Pj4+ IGtlcm5lbCBjYW4gZWFzaWx5IGFuc3dlci4KPj4+Pj4KPj4+Pj4gVGhpcyBwYXRjaCBleHRlbmRz IHRoZSBjdXJyZW50IERSTV9JOTE1X0dFTV9HRVRfQVBFUlRVUkUgaW9jdGwgdG8KPj4+Pj4gaW5j bHVkZSBhIGNvdXBsZSBvZiBuZXcgZmllbGRzIGluIGl0cyByZXBseSB0byB1c2Vyc3BhY2UgLSB0 aGUgdG90YWwKPj4+Pj4gYW1vdW50IG9mIHNwYWNlIGF2YWlsYWJsZSBpbiB0aGUgbWFwcGFibGUg cmVnaW9uIG9mIHRoZSBhcGVydHVyZSBhbmQKPj4+Pj4gYWxzbyB0aGUgc2luZ2xlIGxhcmdlc3Qg YmxvY2sgYXZhaWxhYmxlLgo+Pj4+Cj4+Pj4gU2luY2Ugd2hhdGV2ZXIgdGhpcyByZXR1cm5zIGlz IGEgdHJhbnNpZW50IG51bWJlciBpcyB0aGlzIHJlYWxseQo+Pj4+IHRoYXQgdXNlZnVsPyBUaGVy ZSBhcmUgbm8gZ3VhcmFudGVlcyB0aGF0IGJ5IHRoZSB0aW1lIGNhbGxlciB0cmllcwo+Pj4+IHRv IGFjdCBvbiBpdCBpdCB3aWxsIHN0aWxsIGJlIHZhbGlkLgo+Pj4KPj4+IFllcy4gTXkgdXNlIGNh c2UgaXMgYWN0dWFsbHkgYWZ0ZXIgYSBmYWlsdXJlIHRvIGNhcHR1cmUgZGVidWcKPj4+IGluZm9y bWF0aW9uLiBJIGRvbid0IGFudGljaXBhdGUgZnJlcXVlbnQgY2FsbHMgdG8gZ2V0X2FwZXJ0dXJl ICh1c3VhbGx5Cj4+PiBqdXN0IGEgc2luZ2xlIGNhbGwgZHVyaW5nIGVhcmx5IGluaXQpLgo+Pgo+ PiBTaG91bGQgaXQgYmV0dGVyIGdvIHRvIGRlYnVnZnMgdGhlbj8KPgo+IEhtbSwgSSBjb3VsZCBh Y2NlcHQgdGhhdC4gSW4gc3VjaCBhIHNjZW5hcmlvLCBJIHdvdWxkIHN1Z2dlc3Qgd2UgaWdub3Jl Cj4gdGhlIGF2YWlsX2FwZXJ0dXJlX3NwYWNlIGZpZWxkIGFsbCB0b2dldGhlciwganVzdCByZXBv cnQgaXQgYXMgbWF4IChvcgo+IHdoYXRldmVyKSBhbmQgc2ltcGx5IGFkZCBmaWVsZHMgZm9yIG1h eCBzdG9sZW4sIG1heCBtYXBwYWJsZSwgbWF4IGdndHQKPiAoYWxyZWFkeSBwcmVzZW50KSBhbmQg bWF4IHBwZ3R0LiAoUmF0aGVyIHRoYW4gY29udGludWUgdHJ5aW5nIHRvIGtpbGwKPiBtdWx0aXBs ZSBiaXJkcyB3aXRoIG9uZSBzdG9uZSwgd2hlcmUgOTkuOSUgb2YgdXNlcnMgZG9uJ3Qgd2FudCB0 aGUKPiBvdmVyaGVhZC4pCj4KPiBNb3ZlIHRoZSBjdXJyZW50IHBhdGNoIHNlcmllcyBpbnRvIGRl YnVnZnMuYyBhbmQganVzdCBhZGQgdGhlIGxpbWl0cyB0bwo+IGdldF9hcGVydHVyZT8KCkl0IHdv dWxkIG1ha2UgYSBtb3JlIHNlbnNpYmxlIGlvY3RsIGlmIHlvdSB0aGluayB3ZSBjb3VsZCBnZXQg YXdheSB3aXRoIAppdC4gSG9wZWZ1bGx5IG5vIHVzZXJzcGFjZSB0cmllcyB0byBkbyBhbnl0aGlu ZyBzbWFydCB3aXRoIAphcGVyX2F2YWlsYWJsZV9zaXplIHRvZGF5PyBJIHNlZSBvbmUgSUdUIHVz ZXIsIGdlbV9jdHhfZXhlYywgd2hpY2ggCnByb2JhYmx5IGlzbid0IGEgYmxvY2tlci4KCkluIHRo YXQgY2FzZSBmb3Igc3RvbGVuIHdlIHdvdWxkIGFkZDoKCiAgc3RvbGVuX3NpemUgPSBkZXZfcHJp di0+Z3R0LnN0b2xlbl9zaXplCiAgc3RvbGVuX2F2YWlsYWJsZSA9IHN0b2xlbl9zaXplIC0gYmlv c19yZXNlcnZlZAoKKEJpb3NfcmVzZXJ2ZWQgd291bGQgaGF2ZSB0byBiZSBzdG9yZWQgaW4gaTkx NV9ndHQgc2luY2UgaXQgaXMgY3VycmVudGx5IApsb2NhbCB0byBpOTE1X2dlbV9pbml0X3N0b2xl bi4pCgpQbHVzIHRoZSBvbmVzIHlvdSBsaXN0ZWQsIG1hcHBhYmxlX3NpemUgYW5kIHBwZ3R0X3Np emUuCgpBbmQgdGhlIHVzZWQvbGFyZ2VzdC9mZW5jZS8uLi4gb25lcyBnbyB0byBkZWJ1Z2ZzLgoK UmVnYXJkcywKClR2cnRrbwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3Rv cC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVs LWdmeAo=