From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laurent Pinchart Subject: Re: [PATCH v3 1/2] drm/gem: drm_gem_dumb_map_offset(): reject dma-buf Date: Fri, 18 Aug 2017 01:35:41 +0300 Message-ID: <6865827.mChELdC8mW@avalon> References: <1502986891-36764-1-git-send-email-noralf@tronnes.org> <2073017.jIc3UHaSky@avalon> <150300011457.9341.3354985295867819833@mail.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from galahad.ideasonboard.com (galahad.ideasonboard.com [IPv6:2001:4b98:dc2:45:216:3eff:febb:480d]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3EE128967F for ; Thu, 17 Aug 2017 22:35:17 +0000 (UTC) In-Reply-To: <150300011457.9341.3354985295867819833@mail.alporthouse.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Chris Wilson Cc: daniel.vetter@ffwll.ch, linux@armlinux.org.uk, dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org SGkgQ2hyaXMsCgpPbiBUaHVyc2RheSAxNyBBdWcgMjAxNyAyMTowMTo1NCBDaHJpcyBXaWxzb24g d3JvdGU6Cj4gUXVvdGluZyBMYXVyZW50IFBpbmNoYXJ0ICgyMDE3LTA4LTE3IDIwOjQwOjUyKQo+ ID4gT24gVGh1cnNkYXkgMTcgQXVnIDIwMTcgMjA6MDk6MjAgQ2hyaXMgV2lsc29uIHdyb3RlOgo+ ID4+IFF1b3RpbmcgTGF1cmVudCBQaW5jaGFydCAoMjAxNy0wOC0xNyAyMDowMTo0MCkKPiA+Pj4g T24gVGh1cnNkYXkgMTcgQXVnIDIwMTcgMTk6MzA6NDQgQ2hyaXMgV2lsc29uIHdyb3RlOgo+ID4+ Pj4gUXVvdGluZyBMYXVyZW50IFBpbmNoYXJ0ICgyMDE3LTA4LTE3IDE4OjU2OjA5KQo+ID4+Pj4+ IE9uIFRodXJzZGF5IDE3IEF1ZyAyMDE3IDE4OjIxOjMwIE5vcmFsZiBUcsO4bm5lcyB3cm90ZToK PiA+Pj4+Pj4gUmVqZWN0IG1hcHBpbmcgYW4gaW1wb3J0ZWQgZG1hLWJ1ZiBzaW5jZSBpcydzIGFu IGludmFsaWQKPiA+Pj4+Pj4gdXNlLWNhc2UuCj4gPj4+Pj4+IAo+ID4+Pj4+PiBDYzogUGhpbGlw cCBaYWJlbCA8cC56YWJlbEBwZW5ndXRyb25peC5kZT4KPiA+Pj4+Pj4gQ2M6IExhdXJlbnQgUGlu Y2hhcnQgPGxhdXJlbnQucGluY2hhcnRAaWRlYXNvbmJvYXJkLmNvbT4KPiA+Pj4+Pj4gQ2M6IFNl YW4gUGF1bCA8c2VhbnBhdWxAY2hyb21pdW0ub3JnPgo+ID4+Pj4+PiBDYzogRGFuaWVsIFZldHRl ciA8ZGFuaWVsLnZldHRlckBmZndsbC5jaD4KPiA+Pj4+Pj4gU2lnbmVkLW9mZi1ieTogTm9yYWxm IFRyw7hubmVzIDxub3JhbGZAdHJvbm5lcy5vcmc+Cj4gPj4+Pj4+IC0tLQo+ID4+Pj4+PiAKPiA+ Pj4+Pj4gIGRyaXZlcnMvZ3B1L2RybS9kcm1fZ2VtLmMgfCA2ICsrKysrKwo+ID4+Pj4+PiAgMSBm aWxlIGNoYW5nZWQsIDYgaW5zZXJ0aW9ucygrKQo+ID4+Pj4+PiAKPiA+Pj4+Pj4gZGlmZiAtLWdp dCBhL2RyaXZlcnMvZ3B1L2RybS9kcm1fZ2VtLmMKPiA+Pj4+Pj4gYi9kcml2ZXJzL2dwdS9kcm0v ZHJtX2dlbS5jCj4gPj4+Pj4+IGluZGV4IGFkNGU5Y2YuLjhkYTU4MDEgMTAwNjQ0Cj4gPj4+Pj4+ IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9kcm1fZ2VtLmMKPiA+Pj4+Pj4gKysrIGIvZHJpdmVycy9n cHUvZHJtL2RybV9nZW0uYwo+ID4+Pj4+PiBAQCAtMzMzLDYgKzMzMywxMiBAQCBpbnQgZHJtX2dl bV9kdW1iX21hcF9vZmZzZXQoc3RydWN0IGRybV9maWxlCj4gPj4+Pj4+ICpmaWxlLCBzdHJ1Y3Qg ZHJtX2RldmljZSAqZGV2LAo+ID4+Pj4+PiAgCWlmICghb2JqKQo+ID4+Pj4+PiAgICAgICAgICAg ICAgIHJldHVybiAtRU5PRU5UOwo+ID4+Pj4+PiAKPiA+Pj4+Pj4gKyAgICAgLyogRG9uJ3QgYWxs b3cgaW1wb3J0ZWQgb2JqZWN0cyB0byBiZSBtYXBwZWQgKi8KPiA+Pj4+Pj4gKyAgICAgaWYgKG9i ai0+aW1wb3J0X2F0dGFjaCkgewo+ID4+Pj4+PiArICAgICAgICAgICAgIHJldCA9IC1FSU5WQUw7 Cj4gPj4+Pj4+ICsgICAgICAgICAgICAgZ290byBvdXQ7Cj4gPj4+Pj4+ICsgICAgIH0KPiA+Pj4+ Pj4gKwo+ID4+Pj4+IAo+ID4+Pj4+IFdvdWxkbid0IGl0IGJlIGJldHRlciB0byBtb3ZlIHRoaXMg Y2hlY2sgdG8KPiA+Pj4+PiBkcm1fZ2VtX2NyZWF0ZV9tbWFwX29mZnNldF9zaXplKCkgdG8gcmVq ZWN0IG1hcHBpbmcgb2YgYWxsCj4gPj4+Pj4gaW1wb3J0ZWQgZG1hYnVmLCBub3QganVzdCB0aGUg b25lcyBhc3NvY2lhdGVkIHdpdGggZHVtYiBidWZmZXJzID8KPiA+Pj4+IAo+ID4+Pj4gTm8sIHdl IHVzZSB0aGF0IGFuZCB3ZSBkb24ndCBiYW4gbWFwcGluZyBhbiBpbXBvcnRlZCBvYmplY3QuCj4g Pj4+IAo+ID4+PiBEbyB5b3UgdXNlIHRoYXQgd2l0aCBkcml2ZXItc3BlY2lmaWMgYnVmZmVycyBv bmx5IG9yIHdpdGggZHVtYiBidWZmZXJzCj4gPj4+IHRvbyA/Cj4gPj4gCj4gPj4gRm9yIGRtYS1i dWYgd2UgaW1wb3J0PyBUaGUgY3VycmVudCBwcmVzdW1wdGlvbiBpcyB0aGF0IHRoZSBzZ190YWJs ZSBpcwo+ID4+IGJhY2tlZCBieSBzdHJ1Y3QgcGFnZS4gSG93IHdvdWxkIHdlIGtub3cgb3RoZXJ3 aXNlPyBJIGFtIGFjdHVhbGx5IG5vdAo+ID4+IHN1cmUgd2hhdCB3b3VsZCBoYXBwZW4gaWYgd2Ug dHJpZWQgdG8gdXNlIGFub3RoZXIgbW1pbyBiYXIgZnJvbSB0aGUgR1BVLgo+ID4+IAo+ID4+IEZv ciBkdW1iIGJ1ZmZlcnMgd2UgY3JlYXRlLCB0aGV5IGFyZSBqdXN0IG9yZGluYXJ5IGJ1ZmZlcnMu Cj4gPiAKPiA+IE15IHF1ZXN0aW9uIHdhcyB3aGV0aGVyIHlvdSBuZWVkIHRvIG1tYXAgdGhlIGRt YS1idWYgeW91IGltcG9ydCB0aHJvdWdoCj4gPiB0aGUgZHVtYiBidWZmZXJzIEFQSSAod2hpY2gg dGhpcyBwYXRjaCBwcmV2ZW50cyBmb3IgZHJpdmVycyB1c2luZyB0aGUgR0VNCj4gPiBkdW1iIGhl bHBlcnMpLCBvciBvbmx5IHRocm91Z2ggeW91ciBkcml2ZXItc3BlY2lmaWMgYnVmZmVyIEFQSS4K PiAKPiBpOTE1X2dlbV9tbWFwX2d0dF9pb2N0bCAtPiBkcm1fZ2VtX2NyZWF0ZV9tbWFwX29mZnNl dC9fc2l6ZQo+IGRydmllci0+ZHVtYl9tYXBfb2Zmc2V0IGFsc28gdXNlcyB0aGUgaTkxNV9nZW1f bW1hcF9ndHQgbWVjaGFuaXNtLgo+IAo+IEkgd2FzIHJlc3BvbmRpbmcgdG8gdGhlIHN1Z2dlc3Rp b24gdGhhdCB0aGlzIGNoZWNrIGNvdWxkIGJlIGNlbnRyYWxpc2VkIGluCj4gZHJtX2dlbV9jcmVh dGVfbW1hcF9vZmZzZXRfc2l6ZSwgYXMgdGhhdCB3b3VsZCBwcmV2ZW50IHVzIGZyb20gb2ZmZXJp bmcKPiB0aGUgbW1hcCBpbnRlcmZhY2Ugb24gaW1wb3J0ZWQgYnVmZmVycy4KCkZhaXIgZW5vdWdo LiBJIHdvbmRlciwgaG93ZXZlciwgd2h5IG1tYXAoKWluZyBhbiBpbXBvcnRlZCBidWZmZXIgdGhy b3VnaCB0aGUgCmR1bWIgYnVmZmVycyBBUEkgaXMgYW4gaW52YWxpZCB1c2UgY2FzZSwgd2hpbGUg ZG9pbmcgdGhlIHNhbWUgdGhyb3VnaCB0aGUgCmRyaXZlci1zcGVjaWZpYyBidWZmZXIgQVBJIGlz bid0LgoKLS0gClJlZ2FyZHMsCgpMYXVyZW50IFBpbmNoYXJ0CgpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1k ZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcv bWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK