From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Agner Subject: Re: [PATCH 1/6] drm/bridge: use bus flags in bridge timings Date: Wed, 05 Sep 2018 11:32:18 -0700 Message-ID: References: <20180905052113.21262-1-stefan@agner.ch> <4035252.QuWadVx7pr@avalon> <1569297.pdEFdpi3HS@avalon> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1569297.pdEFdpi3HS@avalon> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Laurent Pinchart Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, max.krummenacher@toradex.com, kernel@pengutronix.de, marcel.ziswiler@toradex.com, airlied@linux.ie, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, robh+dt@kernel.org, linux-imx@nxp.com, fabio.estevam@nxp.com, sean@poorly.run, shawnguo@kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org T24gMDUuMDkuMjAxOCAwMDo0NCwgTGF1cmVudCBQaW5jaGFydCB3cm90ZToKPiBIaSBTdGVmYW4s Cj4gCj4gT24gV2VkbmVzZGF5LCA1IFNlcHRlbWJlciAyMDE4IDEwOjA2OjI4IEVFU1QgTGF1cmVu dCBQaW5jaGFydCB3cm90ZToKPj4gT24gV2VkbmVzZGF5LCA1IFNlcHRlbWJlciAyMDE4IDA4OjIx OjA4IEVFU1QgU3RlZmFuIEFnbmVyIHdyb3RlOgo+PiA+IFRoZSBEUk0gYnVzIGZsYWdzIGNvbnZl eSBhZGRpdGlvbmFsIGluZm9ybWF0aW9uIG9uIHBpeGVsIGRhdGEgb24KPj4gPiB0aGUgYnVzLiBB bGwgY3VycmVudCBhdmFpbGFibGUgYnVzIGZsYWdzIG1pZ2h0IGJlIG9mIGludGVyZXN0IGZvcgo+ PiA+IGEgYnJpZGdlLiBSZW1vdmUgdGhlIHNhbXBsaW5nX2VkZ2UgZmllbGQgYW5kIHVzZSBidXNf ZmxhZ3MuCj4+ID4KPj4gPiBJbiB0aGUgY2FzZSBhdCBoYW5kIGEgZHVtYiBWR0EgYnJpZGdlIG5l ZWRzIGEgc3BlY2lmaWMgZGF0YSBlbmFibGUKPj4gPiBwb2xhcml0eSAoRFJNX0JVU19GTEFHX0RF X0xPVykuCj4+ID4KPj4gPiBTaWduZWQtb2ZmLWJ5OiBTdGVmYW4gQWduZXIgPHN0ZWZhbkBhZ25l ci5jaD4KPj4gPiAtLS0KPj4gPgo+PiA+ICBkcml2ZXJzL2dwdS9kcm0vYnJpZGdlL2R1bWItdmdh LWRhYy5jIHwgIDYgKysrLS0tCj4+ID4gIGluY2x1ZGUvZHJtL2RybV9icmlkZ2UuaCAgICAgICAg ICAgICAgfCAxMSArKysrKy0tLS0tLQo+PiA+ICAyIGZpbGVzIGNoYW5nZWQsIDggaW5zZXJ0aW9u cygrKSwgOSBkZWxldGlvbnMoLSkKPj4gPgo+PiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vYnJpZGdlL2R1bWItdmdhLWRhYy5jCj4+ID4gYi9kcml2ZXJzL2dwdS9kcm0vYnJpZGdlL2R1 bWItdmdhLWRhYy5jIGluZGV4IDliNzA2Nzg5YTM0MS4uN2E1YzI0OTY3MTE1Cj4+ID4gMTAwNjQ0 Cj4+ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2JyaWRnZS9kdW1iLXZnYS1kYWMuYwo+PiA+ICsr KyBiL2RyaXZlcnMvZ3B1L2RybS9icmlkZ2UvZHVtYi12Z2EtZGFjLmMKPj4gPiBAQCAtMjM0LDcg KzIzNCw3IEBAIHN0YXRpYyBpbnQgZHVtYl92Z2FfcmVtb3ZlKHN0cnVjdCBwbGF0Zm9ybV9kZXZp Y2UKPj4gPiAqcGRldikgKi8KPj4gPgo+PiA+ICBzdGF0aWMgY29uc3Qgc3RydWN0IGRybV9icmlk Z2VfdGltaW5ncyBkZWZhdWx0X2RhY190aW1pbmdzID0gewo+PiA+Cj4+ID4gIAkvKiBUaW1pbmcg c3BlY2lmaWNhdGlvbnMsIGRhdGFzaGVldCBwYWdlIDcgKi8KPj4gPgo+PiA+IC0JLnNhbXBsaW5n X2VkZ2UgPSBEUk1fQlVTX0ZMQUdfUElYREFUQV9QT1NFREdFLAo+PiA+ICsJLmJ1c19mbGFncyA9 IERSTV9CVVNfRkxBR19QSVhEQVRBX1BPU0VER0UsCj4+ID4KPj4gPiAgCS5zZXR1cF90aW1lX3Bz ID0gNTAwLAo+PiA+ICAJLmhvbGRfdGltZV9wcyA9IDE1MDAsCj4+ID4KPj4gPiAgfTsKPj4gPgo+ PiA+IEBAIC0yNDUsNyArMjQ1LDcgQEAgc3RhdGljIGNvbnN0IHN0cnVjdCBkcm1fYnJpZGdlX3Rp bWluZ3MKPj4gPiBkZWZhdWx0X2RhY190aW1pbmdzID0geyAqLwo+PiA+Cj4+ID4gIHN0YXRpYyBj b25zdCBzdHJ1Y3QgZHJtX2JyaWRnZV90aW1pbmdzIHRpX3RoczgxMzRfZGFjX3RpbWluZ3MgPSB7 Cj4+ID4KPj4gPiAgCS8qIEZyb20gdGltaW5nIGRpYWdyYW0sIGRhdGFzaGVldCBwYWdlIDkgKi8K Pj4gPgo+PiA+IC0JLnNhbXBsaW5nX2VkZ2UgPSBEUk1fQlVTX0ZMQUdfUElYREFUQV9QT1NFREdF LAo+PiA+ICsJLmJ1c19mbGFncyA9IERSTV9CVVNfRkxBR19QSVhEQVRBX1BPU0VER0UsCj4+ID4K Pj4gPiAgCS8qIEZyb20gZGF0YXNoZWV0LCBwYWdlIDEyICovCj4+ID4gIAkuc2V0dXBfdGltZV9w cyA9IDMwMDAsCj4+ID4gIAkvKiBJIGd1ZXNzIHRoaXMgbWVhbnMgbGF0Y2hlZCBpbnB1dCAqLwo+ PiA+Cj4+ID4gQEAgLTI1OCw3ICsyNTgsNyBAQCBzdGF0aWMgY29uc3Qgc3RydWN0IGRybV9icmlk Z2VfdGltaW5ncwo+PiA+IHRpX3RoczgxMzRfZGFjX3RpbWluZ3MgPSB7ICovCj4+ID4KPj4gPiAg c3RhdGljIGNvbnN0IHN0cnVjdCBkcm1fYnJpZGdlX3RpbWluZ3MgdGlfdGhzODEzNV9kYWNfdGlt aW5ncyA9IHsKPj4gPgo+PiA+ICAJLyogRnJvbSB0aW1pbmcgZGlhZ3JhbSwgZGF0YXNoZWV0IHBh Z2UgMTQgKi8KPj4gPgo+PiA+IC0JLnNhbXBsaW5nX2VkZ2UgPSBEUk1fQlVTX0ZMQUdfUElYREFU QV9QT1NFREdFLAo+PiA+ICsJLmJ1c19mbGFncyA9IERSTV9CVVNfRkxBR19QSVhEQVRBX1BPU0VE R0UsCj4+ID4KPj4gPiAgCS8qIEZyb20gZGF0YXNoZWV0LCBwYWdlIDE2ICovCj4+ID4gIAkuc2V0 dXBfdGltZV9wcyA9IDIwMDAsCj4+ID4gIAkuaG9sZF90aW1lX3BzID0gNTAwLAo+PiA+Cj4+ID4g ZGlmZiAtLWdpdCBhL2luY2x1ZGUvZHJtL2RybV9icmlkZ2UuaCBiL2luY2x1ZGUvZHJtL2RybV9i cmlkZ2UuaAo+PiA+IGluZGV4IGJkODUwNzQ3Y2U1NC4uODVkNGI1MWVhZTE5IDEwMDY0NAo+PiA+ IC0tLSBhL2luY2x1ZGUvZHJtL2RybV9icmlkZ2UuaAo+PiA+ICsrKyBiL2luY2x1ZGUvZHJtL2Ry bV9icmlkZ2UuaAo+PiA+IEBAIC0yNDQsMTQgKzI0NCwxMyBAQCBzdHJ1Y3QgZHJtX2JyaWRnZV9m dW5jcyB7Cj4+ID4KPj4gPiAgICovCj4+ID4KPj4gPiAgc3RydWN0IGRybV9icmlkZ2VfdGltaW5n cyB7Cj4+ID4KPj4gPiAgCS8qKgo+PiA+Cj4+ID4gLQkgKiBAc2FtcGxpbmdfZWRnZToKPj4gPgo+ PiA+ICsJICogQGJ1c19mbGFnczoKPj4gPiAgCSAqCj4+ID4KPj4gPiAtCSAqIFRlbGxzIHdoZXRo ZXIgdGhlIGJyaWRnZSBzYW1wbGVzIHRoZSBkaWdpdGFsIGlucHV0IHNpZ25hbAo+PiA+IC0JICog ZnJvbSB0aGUgZGlzcGxheSBlbmdpbmUgb24gdGhlIHBvc2l0aXZlIG9yIG5lZ2F0aXZlIGVkZ2Ug b2YgdGhlCj4+ID4gLQkgKiBjbG9jaywgdGhpcyBzaG91bGQgcmV1c2UgdGhlIERSTV9CVVNfRkxB R19QSVhEQVRBX1tQT1N8TkVHXUVER0UKPj4gPiAtCSAqIGJpdHdpc2UgZmxhZ3MgZnJvbSB0aGUg RFJNIGNvbm5lY3RvciAoYml0IDIgYW5kIDMgdmFsaWQpLgo+PiA+ICsJICogVGVsbHMgd2hhdCBh ZGRpdGlvbmFsIHNldHRpbmdzIGZvciB0aGUgcGl4ZWwgZGF0YSBvbiB0aGUgYnVzCj4+ID4gKwkg KiB0aGlzIGJyaWRnZSByZXF1aXJlcyAobGlrZSBwaXhlbCBzaWduYWwgcG9sYXJpdHkpLiBTZWUg YWxzbwo+PiA+ICsJICogJmRybV9kaXNwbGF5X2luZm8tPmJ1c19mbGFncy4KPj4gPgo+PiA+ICAJ ICovCj4+ID4KPj4gPiAtCXUzMiBzYW1wbGluZ19lZGdlOwo+PiA+ICsJdTMyIGJ1c19mbGFnczsK Pj4KPj4gV2hpbGUgSSdtIG5vdCBvcHBvc2VkIHRvIGV4dGVuZGluZyB0aGUgYnJpZGdlIHN0cnVj dHVyZSB0byBhbGxvdyBzcGVjaWZ5aW5nCj4+IG90aGVyIGZsYWdzLCBJIHRoaW5rIHdlJ3JlIGxv c2luZyBpbmZvcm1hdGlvbiBoZXJlLiBUaGUgc2FtcGxpbmdfZWRnZSBmaWVsZAo+PiBtYWtlcyBp dCBjbGVhciB0aGF0IHRoZSBEUk1fQlVTX0ZMQUdfUElYREFUQV8oTkVHfFBPUylFREdFIGZsYWdz IHNwZWNpZmllZAo+PiBvbiB3aGljaCBjbG9jayBlZGdlIHNpZ25hbHMgYXJlIHNhbXBsZWQuIGJ1 c19mbGFncyBjb3VsZCBiZSBpbnRlcnByZXRlZAo+PiBkaWZmZXJlbnRseSwgZm9yIGluc3RhbmNl IGFzIHNwZWNpZnlpbmcgb24gd2hpY2ggY2xvY2sgZWRnZSBzaWduYWxzIGFyZQo+PiBvdXRwdXQg b24gdGhlIG90aGVyIHNpZGUgb2YgdGhlIGJyaWRnZS4KCkdvb2QgcG9pbnQhIEkgYWN0dWFsbHkg cmVhbGx5IGRvbid0IGxpa2UgdGhhdCB3ZSB1c2UgdGhlIHNhbWUgZmxhZ3MgaGVyZQpidXQgZnJv bSBhIGRpZmZlcmVudCBwZXJzcGVjdGl2ZS4gRXNwZWNpYWxseSBzaW5jZSB0aGUgZmxhZ3MgZGVm aW5lcwpkb2N1bWVudCB0aGluZ3MgZGlmZmVyZW50bHk6CgovKiBkcml2ZSBkYXRhIG9uIHBvcy4g ZWRnZSAqLwojZGVmaW5lIERSTV9CVVNfRkxBR19QSVhEQVRBX1BPU0VER0UJKDE8PDIpCi8qIGRy aXZlIGRhdGEgb24gbmVnLiBlZGdlICovCiNkZWZpbmUgRFJNX0JVU19GTEFHX1BJWERBVEFfTkVH RURHRQkoMTw8MykKClVzaW5nIHRoZSBvcHBvc2l0ZSBwZXJzcGVjdGl2ZSB3b3VsZCBhbHNvIG5l ZWQgdHJhbnNsYXRpb24gaW4gY3J0Ywpkcml2ZXJzLi4uIFNvIGZhciBubyBkcml2ZXIgdXNlcyBz YW1wbGluZ19lZGdlLgoKSSB3b3VsZCBwcmVmZXIgaWYgd2UgYWx3YXlzIHVzZSB0aGUgbWVhbmlu ZyBhcyBkb2N1bWVudGVkIGJ5IHRoZSBmbGFncy4KCkkgZ3Vlc3Mgd2Ugd291bGQgbmVlZCB0byBj b252ZXJ0IERSTV9CVVNfRkxBR19QSVhEQVRBX1BPU0VER0UgLT4KRFJNX0JVU19GTEFHX1BJWERB VEFfTkVHRURHRS4KCkxpbnVzIFdhbGxlaWosIHlvdSBhZGRlZCBzYW1wbGluZyBlZGdlLCBhbnkg dGhvdWdodHM/CgoKPj4KPj4gV2UgY291bGQgZWFzaWx5IGZpeCB0aGlzIGJ5IHNwZWNpZnlpbmcg dGhhdCB0aGUgYnVzX2ZsYWdzIGZpZWxkIHJlZmVycyB0bwo+PiB0aGUgaW5wdXQgc2lkZSBvZiB0 aGUgYnJpZGdlLiBXZSBjb3VsZCBhbHNvIHJlbmFtZSB0aGUgZmllbGQgdG8KPj4gaW5wdXRfYnVz X2ZsYWdzLiBUaGUgcmVuYW1lIGNvdWxkIGJlIGRlbGF5ZWQgdW50aWwgbmVlZGVkLCBidXQgdGhh dCB3b3VsZAo+PiByZXN1bHQgaW4geWV0IGFub3RoZXIgY2hhbmdlIHRvIGFsbCBicmlkZ2UgZHJp dmVycywgc28gd2UgbWF5IHdhbnQgdG8gZG8gaXQKPj4gbm93IGFzIHlvdXIgcGF0Y2ggdG91Y2hl cyBhbGwgdGhlIGRyaXZlcnMgYWxyZWFkeS4gT3RoZXIgb3B0aW9ucyBtaWdodCBhbHNvCj4+IGJl IHBvc3NpYmxlLgoKTmFtaW5nIHRoZSBmaWVsZCBpbnB1dF9idXNfZmxhZ3Mgc2VlbXMgdmVyeSBz ZW5zaWJsZS4gSG93IGFib3V0OgoKc3RydWN0IGRybV9icmlkZ2VfdGltaW5ncyB7CgkvKioKCSAq IEBpbnB1dF9idXNfZmxhZ3M6CgkgKgoJICogU3BlY2lmaWVzIHRoZSBzZXR0aW5ncyBmb3IgdGhl IHBpeGVsIGRhdGEgb24gdGhlIGlucHV0CgkgKiBidXMgb2YgdGhpcyBicmlkZ2UgKGxpa2UgcGl4 ZWwgc2lnbmFsIHBvbGFyaXR5KS4gTm90ZSB0aGUKCSAqIGZsYWdzIGFyZSB0eXBpY2FsbHkgY29u dHJvbGxlciBjZW50cmljISBTZWUgYWxzbwoJICogJmRybV9kaXNwbGF5X2luZm8tPmJ1c19mbGFn cy4KCSAqLwoJdTMyIGlucHV0X2J1c19mbGFnczsKCj4gCj4gQW5kIEkgc2hvdWxkIG9mIGNvdXJz ZSBtYWtlIHN1cmUgdG8gd2FrZSB1cCBiZWZvcmUgcmV2aWV3aW5nIHBhdGNoZXMuIAo+IE9idmlv dXNseSBvbmx5IG9uZSBkcml2ZXIgaXMgY3VycmVudGx5IGFmZmVjdGVkIGJ5IHRoZSByZW5hbWUu IE1vcmUgd2lsbCB1c2UgCj4gdGhlIGZsYWdzIGxhdGVyIHRob3VnaCwgc28gdGhlIGFyZ3VtZW50 IGNvdWxkIHN0aWxsIGhvbGQuCgpJdCBpcyBvbmx5IG9uZSBicmlkZ2UgZHJpdmVyIG1ha2luZyB1 c2Ugb2YgYnJpZGdlIHRpbWluZ3MuIEFzIGZhciBhcyBJCmNhbiBzZWUgY3VycmVudGx5IG5vIGRy aXZlciBhY3R1YWxseSBtYWtlcyB1c2Ugb2YgdGhlIGJyaWRnZSB0aW1pbmdzCnNhbXBsaW5nX2Vk Z2UgY3VycmVudGx5Li4uCgpCdXQgeWVzLCBhZ3JlZWQsIHdlIHNob3VsZCBtYWtlIGEgc2Vuc2li bGUgY2hvaWNlIG5vdyB0byBhdm9pZCBjaHVybgpkb3duIHRoZSBsaW5lLgoKLS0KU3RlZmFuCgo+ IAo+PiA+ICAJLyoqCj4+ID4KPj4gPiAgCSAqIEBzZXR1cF90aW1lX3BzOgo+PiA+ICAJICoKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1h aWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMu ZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==