From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maarten Lankhorst Subject: Re: [PATCH] drm/fbdev: Update legacy plane->fb refcounting for atomic restore Date: Tue, 22 Sep 2015 12:33:13 +0200 Message-ID: <56012E69.5000903@linux.intel.com> References: <1442881308-24940-1-git-send-email-matthew.d.roper@intel.com> <1442915736-3630-1-git-send-email-daniel.vetter@ffwll.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1442915736-3630-1-git-send-email-daniel.vetter@ffwll.ch> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Daniel Vetter , DRI Development Cc: intel-gfx@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org SGV5LAoKT3AgMjItMDktMTUgb20gMTE6NTUgc2NocmVlZiBEYW5pZWwgVmV0dGVyOgo+IEZyb206 IE1hdHQgUm9wZXIgPG1hdHRoZXcuZC5yb3BlckBpbnRlbC5jb20+Cj4KPiBTdGFydGluZyB3aXRo IGNvbW1pdAo+Cj4gICAgICAgICBjb21taXQgMjhjYzUwNGU4ZDUyMjQ4OTYyZjViNDg1YmRjNjVm NTM5ZTNmZTIxZAo+ICAgICAgICAgQXV0aG9yOiBSb2IgQ2xhcmsgPHJvYmRjbGFya0BnbWFpbC5j b20+Cj4gICAgICAgICBEYXRlOiAgIFR1ZSBBdWcgMjUgMTU6MzY6MDAgMjAxNSAtMDQwMAo+Cj4g ICAgICAgICAgICAgZHJtL2k5MTU6IGVuYWJsZSBhdG9taWMgZmItaGVscGVyCj4KPiBJJ3ZlIGJl ZW4gc2VlaW5nIHNvbWUgcGFuaWNzIG9uIGk5MTUgd2hlbiB0aGUgRFJNIG1hc3RlciBzaHV0cyBk b3duIHRoYXQgYXBwZWFyCj4gdG8gYmUgY2F1c2VkIGJ5IHVzaW5nIGFuIGFscmVhZHktZnJlZWQg ZnJhbWVidWZmZXIgKGkuZS4sIHdlJ3JlIHVuZXhwZWN0ZWRseQo+IGRyb3BwaW5nIG91ciBpbml0 aWFsIEZCJ3MgcmVmZXJlbmNlIGNvdW50IHRvIDAgYW5kIGZyZWVpbmcgaXQsIHdoaWNoIGNhdXNl cyBhCj4gY3Jhc2ggd2hlbiB3ZSB0cnkgdG8gcmVzdG9yZSBpdCBsYXRlcikuICBEaWdnaW5nIGRl ZXBlciwgdGhlIHN0YXRlIEZCCj4gcmVmY291bnRpbmcgaXMgd29ya2luZyBhcyBleHBlY3RlZCwg YnV0IHdlIHNlZW0gdG8gYmUgbWlzc2luZyBwcm9wZXIKPiByZWZjb3VudGluZyBvbiB0aGUgbGVn YWN5IHBsYW5lLT5mYiBwb2ludGVycyBpbiB0aGUgbmV3IGF0b21pYyBmYmRldiBjb2RlLgo+Cj4g VHJhY2tpbmcgcGxhbmUtPm9sZF9mYiBhbmQgdGhlbiBkb2luZyBhIHJlZi91bnJlZiBhdCB0aGUg ZW5kIG9mIHRoZQo+IGZiZGV2IHJlc3RvcmUgbGlrZSB3ZSBkbyBpbiB0aGUgbGVnYWN5IGlvY3Rs J3MgZW5zdXJlcyB3ZSBkb24ndCBtaXNjb3VudAo+IHJlZmVyZW5jZXMgb24gcGxhbmUtPmZiIGFu ZCBhdm9pZHMgdGhlIHBhbmljcy4KPgo+IHYyIGZyb20gRGFuaWVsOgo+Cj4gUmVhbGx5IGRvIHdo YXQgdGhlIGF0b21pYyBpb2N0bCBkb2VzOgo+IC0gQWxzbyB1cGRhdGUgcGxhbmUtPmZiIGFuZCBw bGFuZS0+Y3J0Yy4KPiAtIENsZWFyIG91dCBwbGFuZS0+b2xkX2ZiIG9uIGZhaWx1cmVzIHRvby4K Pgo+IENjOiBSb2IgQ2xhcmsgPHJvYmRjbGFya0BnbWFpbC5jb20+Cj4gQ2M6IGludGVsLWdmeEBs aXN0cy5mcmVlZGVza3RvcC5vcmcKPiBTaWduZWQtb2ZmLWJ5OiBNYXR0IFJvcGVyIDxtYXR0aGV3 LmQucm9wZXJAaW50ZWwuY29tPiAodjEpCj4gU2lnbmVkLW9mZi1ieTogRGFuaWVsIFZldHRlciA8 ZGFuaWVsLnZldHRlckBmZndsbC5jaD4KPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2RybV9mYl9o ZWxwZXIuYyB8IDE2ICsrKysrKysrKysrKysrKysKPiAgMSBmaWxlIGNoYW5nZWQsIDE2IGluc2Vy dGlvbnMoKykKCkxvb2tzIHNhbmUsIGJ1dCBJIHNlZSBhIGxvdCBvZiB0aGlzIGJvaWxlcnBsYXRl IGZvciB0aGUgcGxhbmUtPmZiIHVwZGF0ZXMsIGFuZCB3ZSBvZnRlbiBnZXQgaXQgd3JvbmcuIExp a2UgZm9yIGV4YW1wbGUgaW4gZHJtX21vZGVfYXRvbWljX2lvY3RsLgoKQ291bGQgYWxsIHRoZSBw bGFuZS0+ZmIgYW5kIG9sZF9mYiB1cGRhdGVzIGJlIGRvbmUgYnkgZHJtX2F0b21pY19jb21taXQg b3IgYXN5bmNfY29tbWl0IGluc3RlYWQ/Cgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0v ZHJtX2ZiX2hlbHBlci5jIGIvZHJpdmVycy9ncHUvZHJtL2RybV9mYl9oZWxwZXIuYwo+IGluZGV4 IDY0ZmM1Y2E4ZmRhMi4uMWI1NjRhNjlmNTYxIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2Ry bS9kcm1fZmJfaGVscGVyLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX2ZiX2hlbHBlci5j Cj4gQEAgLTM1Miw2ICszNTIsOCBAQCByZXRyeToKPiAgCWRybV9mb3JfZWFjaF9wbGFuZShwbGFu ZSwgZGV2KSB7Cj4gIAkJc3RydWN0IGRybV9wbGFuZV9zdGF0ZSAqcGxhbmVfc3RhdGU7Cj4gIAo+ ICsJCXBsYW5lLT5vbGRfZmIgPSBwbGFuZS0+ZmI7Cj4gKwo+ICAJCXBsYW5lX3N0YXRlID0gZHJt X2F0b21pY19nZXRfcGxhbmVfc3RhdGUoc3RhdGUsIHBsYW5lKTsKPiAgCQlpZiAoSVNfRVJSKHBs YW5lX3N0YXRlKSkgewo+ICAJCQlyZXQgPSBQVFJfRVJSKHBsYW5lX3N0YXRlKTsKPiBAQCAtMzgy LDYgKzM4NCwyMCBAQCByZXRyeToKPiAgCX0KPiAgCj4gIAlyZXQgPSBkcm1fYXRvbWljX2NvbW1p dChzdGF0ZSk7Cj4gKwo+ICsJZHJtX2Zvcl9lYWNoX3BsYW5lKHBsYW5lLCBkZXYpIHsKPiArCQlp ZiAocmV0ID09IDApIHsKPiArCQkJc3RydWN0IGRybV9mcmFtZWJ1ZmZlciAqbmV3X2ZiID0gcGxh bmUtPnN0YXRlLT5mYjsKPiArCQkJaWYgKG5ld19mYikKPiArCQkJCWRybV9mcmFtZWJ1ZmZlcl9y ZWZlcmVuY2UobmV3X2ZiKTsKPiArCQkJcGxhbmUtPmZiID0gbmV3X2ZiOwo+ICsJCQlwbGFuZS0+ Y3J0YyA9IHBsYW5lLT5zdGF0ZS0+Y3J0YzsKPiArCj4gKwkJCWlmIChwbGFuZS0+b2xkX2ZiKQo+ ICsJCQkJZHJtX2ZyYW1lYnVmZmVyX3VucmVmZXJlbmNlKHBsYW5lLT5vbGRfZmIpOwo+ICsJCX0K PiArCX0KPiArCj4gIAlpZiAocmV0ICE9IDApCj4gIAkJZ290byBmYWlsOwo+ICAKCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5n IGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==