From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laurent Pinchart Subject: Re: [PATCH 4/5] drm/atomic: document how to handle driver private objects Date: Tue, 19 Dec 2017 15:33:57 +0200 Message-ID: <5672659.FuCFnFTodp@avalon> References: <20171214203054.20141-1-daniel.vetter@ffwll.ch> <27523743.fP04iXrJ1A@avalon> <20171219100355.GA26573@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20171219100355.GA26573@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Daniel Vetter Cc: Daniel Vetter , Intel Graphics Development , DRI Development , Dhinakaran Pandiyan , Alex Deucher , Daniel Vetter , Harry Wentland , Ben Skeggs List-Id: dri-devel@lists.freedesktop.org SGkgRGFuaWVsLAoKT24gVHVlc2RheSwgMTkgRGVjZW1iZXIgMjAxNyAxMjowMzo1NSBFRVQgRGFu aWVsIFZldHRlciB3cm90ZToKPiBPbiBNb24sIERlYyAxOCwgMjAxNyBhdCAwNjoxMzo0NlBNICsw MjAwLCBMYXVyZW50IFBpbmNoYXJ0IHdyb3RlOgo+ID4gT24gVGh1cnNkYXksIDE0IERlY2VtYmVy IDIwMTcgMjI6MzA6NTMgRUVUIERhbmllbCBWZXR0ZXIgd3JvdGU6Cj4gPj4gREsgcHV0IHNvbWUg bmljZSBkb2NzIGludG8gdGhlIGNvbW1pdCBpbnRyb2R1Y2luZyBkcml2ZXIgcHJpdmF0ZQo+ID4+ IHN0YXRlLCBidXQgaW4gdGhlIGdpdCBoaXN0b3J5IGFsb25lIGl0J2xsIGJlIGxvc3QuCj4gPiAK PiA+IFlvdSBtaWdodCB3YW50IHRvIHNwZWxsIERLJ3MgbmFtZSBmdWxseS4KPiA+IAo+ID4+IEFs c28sIHNpbmNlIFZpbGxlIHJlbW92ZSB0aGUgdm9pZCogdXNhZ2UgaXQncyBhIGdvb2Qgb3Bwb3J0 dW5pdHkgdG8KPiA+PiBnaXZlIHRoZSBkcml2ZXIgcHJpdmF0ZSBzdHVmZiBzb21lIHRsYyBvbiB0 aGUgZG9jIGZyb250Lgo+ID4+IAo+ID4+IEZpbmFsbHkgdHJ5IHRvIGV4cGxhaW4gd2h5IHRoZSAi bGV0J3MganVzdCBzdWJjbGFzcyBkcm1fYXRvbWljX3N0YXRlIgo+ID4+IGFwcHJvYWNoIHdhc24n dCB0aGUgZ3JlYXRlc3QsIGFuZCBhbm5vdGF0ZSBhbGwgdGhvc2UgZnVuY3Rpb25zIGFzCj4gPj4g ZGVwcmVjYXRlZCBpbiBmYXZvdXIgb2YgbW9yZSBzdGFuZGFyZGl6ZWQgZHJpdmVyIHByaXZhdGUg c3RhdGVzLiBBbHNvCj4gPj4gbm90ZSB3aGVyZSB3ZSBjb3VsZC9zaG91bGQgZXh0ZW5kIGRyaXZl ciBwcml2YXRlIHN0YXRlcyBnb2luZyBmb3J3YXJkCj4gPj4gKGF0bSBuZWl0aGVyIGxvY2tpbmcg bm9yIHN5bmNocm9uaXphdGlvbiBpcyBoYW5kbGVkIGluIGNvcmUvaGVscGVycywKPiA+PiB3aGlj aCBpc24ndCByZWFsbHkgYWxsIHRoYXQgZ3JlYXQpLgo+ID4+IAo+ID4+IENjOiBIYXJyeSBXZW50 bGFuZCA8aGFycnkud2VudGxhbmRAYW1kLmNvbT4KPiA+PiBDYzogRGhpbmFrYXJhbiBQYW5kaXlh biA8ZGhpbmFrYXJhbi5wYW5kaXlhbkBpbnRlbC5jb20+Cj4gPj4gQ2M6IE1hYXJ0ZW4gTGFua2hv cnN0IDxtYWFydGVuLmxhbmtob3JzdEBsaW51eC5pbnRlbC5jb20+Cj4gPj4gQ2M6IFZpbGxlIFN5 cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+Cj4gPj4gQ2M6IExhdXJlbnQg UGluY2hhcnQgPGxhdXJlbnQucGluY2hhcnRAaWRlYXNvbmJvYXJkLmNvbT4KPiA+PiBDYzogUm9i IENsYXJrIDxyb2JkY2xhcmtAZ21haWwuY29tPgo+ID4+IENjOiBBbGV4IERldWNoZXIgPGFsZXhh bmRlci5kZXVjaGVyQGFtZC5jb20+Cj4gPj4gQ2M6IEJlbiBTa2VnZ3MgPGJza2VnZ3NAcmVkaGF0 LmNvbT4KPiA+PiBTaWduZWQtb2ZmLWJ5OiBEYW5pZWwgVmV0dGVyIDxkYW5pZWwudmV0dGVyQGlu dGVsLmNvbT4KPiA+PiAtLS0KPiA+PiAKPiA+PiAgRG9jdW1lbnRhdGlvbi9ncHUvZHJtLWttcy5y c3QgfCAgNiArKysrKysKPiA+PiAgZHJpdmVycy9ncHUvZHJtL2RybV9hdG9taWMuYyAgfCA0NSAr KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrLS0tCj4gPj4gIGluY2x1ZGUvZHJtL2Ry bV9hdG9taWMuaCAgICAgIHwgMjggKysrKysrKysrKysrKysrKysrKysrKysrKysrCj4gPj4gIGlu Y2x1ZGUvZHJtL2RybV9tb2RlX2NvbmZpZy5oIHwgIDkgKysrKysrKysrCj4gPj4gIDQgZmlsZXMg Y2hhbmdlZCwgODUgaW5zZXJ0aW9ucygrKSwgMyBkZWxldGlvbnMoLSkKCltzbmlwXQoKPiA+PiBk aWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2RybV9hdG9taWMuYyBiL2RyaXZlcnMvZ3B1L2Ry bS9kcm1fYXRvbWljLmMKPiA+PiBpbmRleCAzNzQ0NWQ1MDgxNmEuLjE1ZTFhMzVjNzRhOCAxMDA2 NDQKPiA+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vZHJtX2F0b21pYy5jCj4gPiA+ICsrKyBiL2Ry aXZlcnMvZ3B1L2RybS9kcm1fYXRvbWljLmMKCltzbmlwXQoKPiA+PiArLyoqCj4gPj4gKyAqIERP QzogaGFuZGxpbmcgZHJpdmVyIHByaXZhdGUgc3RhdGUKPiA+PiArICoKPiA+PiArICogVmVyeSBv ZnRlbiB0aGUgRFJNIG9iamVjdHMgZXhwb3NlZCB0byB1c2Vyc3BhY2UgaW4gdGhlIGF0b21pYwo+ ID4+IG1vZGVzZXQgYXBpCj4gPiAKPiA+IHMvYXBpL0FQSS8KPiA+IAo+ID4+ICsgKiAoJmRybV9j b25uZWN0b3IsICZkcm1fY3J0YyBhbmQgJmRybV9wbGFuZSkgZG8gbm90IG1hcCBuZWF0bHkgdG8g dGhlCj4gPj4gKyAqIHVuZGVybHlpbmcgaGFyZHdhcmUuIEVzcGVjaWFsbHkgZm9yIGFueSBraW5k IG9mIHNoYXJlZCByZXNvdXJjZXMKPiA+PiAoZS5nLiBzaGFyZWQKPiA+PiArICogY2xvY2tzLCBz Y2FsZXIgdW5pdHMsIGJhbmR3aWR0aCBhbmQgZmlmbyBsaW1pdHMgc2hhcmVkIGFtb25nIGEgZ3Jv dXAKPiA+PiBvZgo+ID4+ICsgKiBwbGFuZXMgb3IgQ1JUQ3MsIGFuZCBzbyBvbikgaXQgbWFrZXMg c2Vuc2UgdG8gbW9kZWwgdGhlc2UgYXMKPiA+PiBpbmRlcGVuZGVudAo+ID4+ICsgKiBvYmplY3Rz LiBEcml2ZXJzIHRoZW4gbmVlZCB0byBzaW1pbGFyIHN0YXRlIHRyYWNraW5nIGFuZCBjb21taXQK PiA+PiBvcmRlcmluZyBmb3IKPiA+PiArICogc3VjaCBwcml2YXRlIChzaW5jZSBub3QgZXhwb3Nl ZCB0byB1c2VycGFjZSkgb2JqZWN0cyBhcyB0aGUgYXRvbWljCj4gPj4gY29yZSBhbmQKPiA+PiAr ICogaGVscGVycyBhbHJlYWR5IHByb3ZpZGUgZm9yIGNvbm5lY3RvcnMsIHBsYW5lcyBhbmQgQ1JU Q3MuCj4gPj4gCj4gPj4gKyAqIFRvIG1ha2UgdGhpcyBlYXNpZXIgb24gZHJpdmVycyB0aGUgYXRv bWljIGNvcmUgcHJvdmlkZXMgc29tZSBzdXBwb3J0Cj4gPj4gdG8gdHJhY2sKPiA+PiArICogZHJp dmVyIHByaXZhdGUgc3RhdGUgb2JqZWN0cyB1c2luZyBzdHJ1Y3QgJmRybV9wcml2YXRlX29iaiwg d2l0aCB0aGUKPiA+PiArICogYXNzb2NpYXRlZCBzdGF0ZSBzdHJ1Y3QgJmRybV9wcml2YXRlX3N0 YXRlLgo+ID4+ICsgKgo+ID4+ICsgKiBTaW1pbGFyIHRvIHVzZXJzcGFjZS1leHBvc2VkIG9iamVj dHMsIHN0YXRlIHN0cnVjdHVyZXMgY2FuIGJlCj4gPj4gYWNxdWlyZWQgYnkKPiA+PiArICogY2Fs bGluZyBkcm1fYXRvbWljX2dldF9wcml2YXRlX29ial9zdGF0ZSgpLiBTaW5jZSB0aGlzIGZ1bmN0 aW9uIGRvZXMKPiA+PiBub3QgdGFrZQo+ID4+ICsgKiBjYXJlIG9mIGxvY2tpbmcsIGRyaXZlcnMg c2hvdWxkIHdyYXAgaXQgZm9yIGVhY2ggdHlwZSBvZiBwcml2YXRlCj4gPj4gc3RhdGUgb2JqZWN0 Cj4gPj4gKyAqIHRoZXkgaGF2ZSB3aXRoIHRoZSByZXF1aXJlZCBjYWxsIHRvIGRybV9tb2Rlc2V0 X2xvY2soKSBmb3IgdGhlCj4gPj4gY29ycmVzcG9uZGluZwo+ID4+ICsgKiAmZHJtX21vZGVzZXRf bG9jay4KPiA+IAo+ID4gVGhpcyBwYXJhZ3JhcGggY291bGQgYmVuZWZpdCBmcm9tIGFuIGV4cGxh bmF0aW9uIG9mIHdoYXQgdGhlIGNvcnJlc3BvbmRpbmcKPiA+IGRybV9tb2Rlc2V0X2xvY2sgaXMu IFRoZSByZXN0IG9mIHRoZSBkb2N1bWVudCBpcyBwcmV0dHkgY2xlYXIuCj4gCj4gSG0geWVhaCAu Li4gVGhpcyBpcyBhbHNvIG9uZSBvZiB0aG9zZSB0aGluZ3MgSSdkIGxpa2UgdG8gaW1wcm92ZSBp biB0aGUKPiBwcml2YXRlIHN0YXRlIHN0dWZmOiBJZiB3ZSBhZGQgYSBmaWxlZCBmb3IgdGhlIGxv Y2sgKGEgcG9pbnRlciwgbm90IHRoZQo+IGxvY2sgaXRzZWxmKSB3ZSBjb3VsZCBzaW1wbGlmeSB0 aGlzIHN0dWZmIGEgbG90LgoKV2UgZG9uJ3QgaGF2ZSB0byBmaXggZXZlcnl0aGluZyBpbiBvbmUg Z28gb2YgY291cnNlLCBidXQgYSBzbWFsbCBleHBsYW5hdGlvbiAKb2Ygd2hhdCBkcml2ZXJzIGFy ZSBzdXBwb3NlZCB0byBkbyB3b3VsZCBiZSBoZWxwZnVsLgoKPiA+PiArICogQWxsIHByaXZhdGUg c3RhdGUgc3RydWN0dXJlcyBjb250YWluZWQgaW4gYSAmZHJtX2F0b21pY19zdGF0ZSB1cGRhdGUK PiA+PiBjYW4gYmUKPiA+PiArICogaXRlcmF0ZWQgdXNpbmcgZm9yX2VhY2hfb2xkbmV3X3ByaXZh dGVfb2JqX2luX3N0YXRlKCksCj4gPj4gKyAqIGZvcl9lYWNoX29sZF9wcml2YXRlX29ial9pbl9z dGF0ZSgpIGFuZAo+ID4+IGZvcl9lYWNoX29sZF9wcml2YXRlX29ial9pbl9zdGF0ZSgpLgo+ID4g Cj4gPiBJIHRoaW5rIG9uZSBvZiB0aG9zZSB0d28gd2FzIG1lYW50IHRvIGJlCj4gPiBmb3JfZWFj aF9uZXdfcHJpdmF0ZV9vYmpfaW5fc3RhdGUoKS4KPiAKPiBGaXhlZC4KPiAKPiA+PiArICogRHJp dmVycyBhcmUgcmVjb21tZW5kIHRvIHdyYXAgdGhlc2UgZm9yIGVhY2ggdHlwZSBvZiBkcml2ZXIg cHJpdmF0ZQo+ID4+IHN0YXRlCj4gPj4gKyAqIG9iamVjdCB0aGV5IGhhdmUsIGZpbHRlcmluZyBv biAmZHJtX3ByaXZhdGVfb2JqLmZ1bmNzIHVzaW5nCj4gPj4gZm9yX2VhY2hfaWYoKSwgYXQKPiA+ PiArICogbGVhc3QgaWYgdGhleSB3YW50IHRvIGl0ZXJhdGUgb3ZlciBhbGwgb2JqZWN0cyBvZiBh IGdpdmVuIHR5cGUuCj4gPj4gKyAqCj4gPj4gKyAqIEFuIGVhcmxpZXIgd2F5IHRvIGhhbmRsZSBk cml2ZXIgcHJpdmF0ZSBzdGF0ZSB3YXMgYnkgc3ViY2xhc3NpbmcKPiA+PiBzdHJ1Y3QKPiA+PiAr ICogJmRybV9hdG9taWNfc3RhdGUuIEJ1dCBzaW5jZSB0aGF0IGVuY291cmFnZXMgbm9uLXN0YW5k YXJkIHdheXMgdG8KPiA+PiBpbXBsZW1lbnQKPiA+PiArICogdGhlIGNoZWNrL2NvbW1pdCBzcGxp dCBhdG9taWMgcmVxdWlyZXMgKGJ5IHVzaW5nIGUuZy4gImNoZWNrIGFuZAo+ID4+IHJvbGxiYWNr IG9yCj4gPj4gKyAqIGNvbW1pdCBpbnN0ZWFkIiBvZiAiZHVwbGljYXRlIHN0YXRlLCBjaGVjaywg dGhlbiBlaXRoZXIgY29tbWl0IG9yCj4gPj4gcmVsZWFzZQo+ID4+ICsgKiBkdXBsaWNhdGVkIHN0 YXRlKSBpdCBpcyBkZXByZWNhdGVkIGluIGZhdm91ciBvZiB1c2luZwo+ID4+ICZkcm1fcHJpdmF0 ZV9zdGF0ZS4KPiA+IAo+ID4gVGhpcyBJIHN0aWxsIGRvbid0IGFncmVlIHdpdGguIEkgdGhpbmsg aXQgc3RpbGwgbWFrZXMgc2Vuc2UgdG8gc3ViY2xhc3MKPiA+IHRoZSBnbG9iYWwgc3RhdGUgb2Jq ZWN0IHdoZW4geW91IGhhdmUgdHJ1ZSBnbG9iYWwgc3RhdGUgZGF0YS4gSG93IGFib3V0Cj4gPiBz dGFydGluZyBieSBtYWtpbmcgaXQgYSByZWNvbW1lbmRhdGlvbiBpbnN0ZWFkLCBtb3Zpbmcgc3Rh dGUgZGF0YSByZWxhdGVkCj4gPiB0byBkcml2ZXItIHNwZWNpZmljIG9iamVjdHMgdG8gdGhlIG5l dyBmcmFtZXdvcmssIGFuZCBrZWVwaW5nIGdsb2JhbCBkYXRhCj4gPiBpbiB0aGUgZHJtX2F0b21p Y19zdGF0ZSBzdWJjbGFzcyA/Cj4gCj4gQ29udmVydGluZyBhbGwgdGhlIGV4aXN0aW5nIGRyaXZl cnMgb3ZlciBpcyBzb21ld2hlcmUgb24gbXkgdG9kby4gSSdtIGFsc28KPiBub3QgcmVhbGx5IGNs ZWFyIHdoYXQgeW91IG1lYW4gd2l0aCBnbG9iYWwgZGF0YSBjb21wYXJlZCB0bwo+IGRyaXZlci1z cGVjaWZpYyBvYmplY3RzIC4uLgoKSSdsbCB0YWtlIGFuIGV4YW1wbGUgcmVsYXRlZCB0byB0aGUg cmNhci1kdSBkcml2ZXIuIFRoZSBoYXJkd2FyZSBncm91cHMgQ1JUQ3MgCmJ5IHR3byBhbmQgc2hh cmUgcmVzb3VyY2VzIChzdWNoIGFzIHBsYW5lcykgYmV0d2VlbiBDUlRDcyBpbiBhIGdyb3VwLiBU aGlzIGlzIApzb21ldGhpbmcgSSBjdXJyZW50bHkgaW1wbGVtZW50IGluIGEgY29udm9sdXRlZCB3 YXksIGFuZCB1c2luZyBwcml2YXRlIG9iamVjdHMgCnRvIGhhbmRsZSBncm91cHMgKEkgYWxyZWFk eSBoYXZlIGEgZ3JvdXAgb2JqZWN0IGluIG15IGRyaXZlcikgd2lsbCBsaWtlbHkgaGVscCAKdG8g bW9kZWwgdGhlIGdyb3VwIHN0YXRlLgoKT24gdGhlIG90aGVyIGhhbmQsIGlmIHRoZSBoYXJkd2Fy ZSBkaWRuJ3QgaGF2ZSBncm91cHMgYnV0IHNoYXJlZCBwbGFuZXMgCmJldHdlZW4gYWxsIENSVENz LCB0aGUgc2hhcmVkIHJlc291cmNlcyB3b3VsZCBiZSBnbG9iYWwsIGFuZCBpdCB3b3VsZCBtYWtl IApzZW5zZSB0byBzdG9yZSB0aGVtIGluIHRoZSBnbG9iYWwgc3RhdGUuCgo+IEFuZCBzZWUgdGhl IGV2b2x1dGlvbiBvZiB0aGUgaTkxNSBzdGF0ZSBzdHVmZiwKPiBpbW8gaXQncyBhIGJpdCB0b28g ZWFzeSB0byBnZXQgdGhlIGRybV9hdG9taWNfc3RhdGUgc3ViY2xhc3Npbmcgd3JvbmcuCgotLSAK UmVnYXJkcywKCkxhdXJlbnQgUGluY2hhcnQKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2ludGVsLWdmeAo=