From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tomi Valkeinen Subject: Re: [21/21] drm/bridge: tc358767: implement naive HPD handling Date: Wed, 20 Mar 2019 15:03:04 +0200 Message-ID: References: <20190319104114.12077-22-tomi.valkeinen@ti.com> <20190319181825.15146-1-andrew.smirnov@gmail.com> <49ff451d-9d95-d4c7-e749-72bb9dbf7365@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0262C89CAD for ; Wed, 20 Mar 2019 13:03:12 +0000 (UTC) In-Reply-To: <49ff451d-9d95-d4c7-e749-72bb9dbf7365@ti.com> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Andrey Smirnov Cc: Andrey Gusakov , Jyri Sarha , dri-devel@lists.freedesktop.org, Peter Ujfalusi , Laurent Pinchart , Chris Healy List-Id: dri-devel@lists.freedesktop.org T24gMjAvMDMvMjAxOSAwODo1NywgVG9taSBWYWxrZWluZW4gd3JvdGU6Cj4gT24gMTkvMDMvMjAx OSAyMDoxOCwgQW5kcmV5IFNtaXJub3Ygd3JvdGU6Cj4gCj4+IFRDMzU4NzY3IGhhcyB0d28gR1BJ TyBwaW5zIHRoYXQgY2FuIGJlIHVzZWQgZm9yIEhQRCBzaWduYWwuIEkgdGhpbmsKPj4gaW5zdGVh ZCBvZiBoYXJkY29kaW5nIEdQSU8wIGhlcmUgaXQgd291bGQgYmUgbW9yZSBmbGV4aWJsZSB0byBl eHBvc2UKPj4gYm90aHMgZ3Bpb3MgYXMgYSBncGlvY2hpcCBhbmQgdXNlIGdwaW9saWIgQVBJIHRv IHF1ZXJ5IHRoZSB2YWx1ZSBvZgo+PiBIUEQgYXMgd2VsbCBhcyB1c2UgImhwZC1ncGlvcyIgYmlu aWRuZyBpbiBEVCB0byBzZWxlY3Qgd2hpY2ggaW5wdXQgdG8KPj4gdXNlLgo+Pgo+PiBBbm90aGVy IGFyZ3VtZW50IGluIGZhdm91ciBvZiB0aGlzIHNvbHV0aW9uIGlzIHRoYXQgVG9zaGliYSdzIEZB RXMgKGF0Cj4+IGxlYXN0IHNvbWUpIHJlY29tbWVuZCB0aGllciBjdXN0b21lcnMgdG8gY29ubmVj dCBIUEQgc2lnbmFsIHRvIFNvQydzCj4+IEdQSU9zIGFuZCBieXBhc3MgVEMzNTg3NjcgZW50aXJl bHkuIFRoZWlyIHJlYXNvbmluZyBiZWluZyB0aGF0Cj4+IFRDMzU4NzY3IGltcGxlbWVudHMgYSBn ZW5lcmljIEdQSU8gY29udG9sbGVyIGFuZCB0aGVyZSdzIG5vIGFkdmFudGFnZQo+PiBpbiBnb2lu ZyB0aHJvdWdoIFRDMzU4NzY3IGlmIHlvdSBjb3VsZCB1c2UgeW91ciAibm9ybWFsIiBHUElPcy4K Pj4KPj4gVXNpbmcgZ3Bpb2xpYiBBUEkgd291bGQgYWxsb3cgdXMgdG8gaGFuZGxlIGJvdGggdXNl Y2FzZSB3aXRoIHRoZSBzYW1lCj4+IGNvZGUuCj4+Cj4+IExhc3RseSwgYnkgdHJlYXRpbmcgImhw ZC1ncGlvcyIgYXMgYW4gb3B0aW9uYWwgcHJvcGVydHksIHdlIGNhbgo+PiBwcmVzZXJ2ZSBvbGQg ZHJpdmVyIGJlaGF2aW91ciByZWdhcmRsZXNzIGlmIGl0IGlzIGNvbm5lY3RlZCB0byBEUCBvcgo+ PiBlRFAgcGFuZWwuIE5vdCBzYXlpbmcgdGhhdCB0aGlzIGlzIHJlYWxseSB3b3J0aCBkb2luZywg anVzdCBwb2ludGluZwo+PiBvdXQgdGhhdCB0aGlzIG9wdGlvbiB3b3VsZCBiZSBvbiB0aGUgdGFi bGUgYXMgd2VsbC4KPiAKPiBJIHRoaW5rIHRoYXQncyBhIGdvb2QgcG9pbnQuCj4gCj4gVGhlcmUn cyBvbmUgdGhpbmcgdGhhdCBUQzM1ODc2NyBvZmZlcnMsIHdoaWNoIG1heSBub3QgYmUgYXZhaWxh YmxlIG9uCj4gbW9zdCBnZW5lcmljIEdQSU8gY29udHJvbGxlcnMsIHRob3VnaDogaXQgY2FuIGRl dGVjdCBzaG9ydCAocHJvZ3JhbW1hYmxlCj4gbGVuZ3RoKSBwdWxzZXMsIHRodXMgaXQncyBwb3Nz aWJsZSB0byBlYXNpbHkgaW1wbGVtZW50IHRoZSBEaXNwbGF5UG9ydAo+IElSUSBtZWNoYW5pc20u IEknbSBub3Qgc3VyZSBpZiBpdCdzIHBvc3NpYmxlIHRvIGltcGxlbWVudCByZWxpYWJsZSBEUAo+ IElSUSBkZXRlY3Rpb24gd2l0aG91dCBIVyBzdXBwb3J0Lgo+IAo+IFN0aWxsLCBJIHRoaW5rIHVz aW5nIHN0YW5kYXJkIGdwaW9zIG1ha2VzIHNlbnNlLgoKQWZ0ZXIgaW1wbGVtZW50aW5nIHRoZSBn cGlvY2hpcCAoaXQgd29ya3MpLCBJIHN0YXJ0ZWQgdG8gd29uZGVyLi4uCgpJZiBUQzM1ODc2NyBp cyB1c2VkIGFzIGEgZ3BpbyBleHBhbmRlciwgZm9yIHdoYXRldmVyIHB1cnBvc2UsIG91dHNpZGUK dGhlIFRDMzU4NzY3IGRyaXZlciwgdGhlbiBvYnZpb3VzbHkgd2UgbmVlZCB0aGUgZ3Bpb2NoaXAg ZHJpdmVyLiBCdXQgSQpkb24ndCB0aGluayBhbnlvbmUgbmVlZHMgdGhhdC4KClRoZW4gd2UgaGF2 ZSB0d28gY2FzZXMgMSkgSFBEIGNvbm5lY3RlZCB0byBUQzM1ODc2NywgMikgSFBEIGdvZXMKZGly ZWN0bHkgdG8gdGhlIFNvQywgb3Igd29yZGVkIGRpZmZlcmVudGx5LCBIUEQgaXMgaGFuZGxlZCBi eSBzb21ldGhpbmcKZWxzZSB0aGFuIFRDMzU4NzY3LgoKMSkgd2FzIGltcGxlbWVudGVkIGluIHRo aXMgY3VycmVudCBwYXRjaCwgYW5kIHRoZXJlJ3Mgbm8gcmVhbCBiZW5lZml0CndpdGggdGhlIGdw aW9jaGlwLiBJdCdzIHNvbWV3aGF0IGNvbmZ1c2luZyB0aGF0IHRoZSBkcml2ZXIgcHJvdmlkZXMg YQpncGlvY2hpcCB3aGljaCB0aGUgc2FtZSBkcml2ZXIgdGhlbiB1c2VzLCBmb3IgaXRzIGludGVy bmFsIGZ1bmN0aW9uYWxpdHkuCgoyKSBzaG91bGQgYWN0dWFsbHkgbm90IGludm9sdmUgVEMzNTg3 NjcgZHJpdmVyIGF0IGFsbCBhcyBpdCdzIHRvdGFsbHkKb3V0c2lkZSBUQzM1ODc2Ny4KCklmIHRo ZSBIUEQgZ29lcyBmcm9tIHRoZSBEUCBjb25uZWN0b3IgdG8gdGhlIFNvQywgd2Ugc2hvdWxkIGhh dmUgdGhlIERQCmNvbm5lY3RvciBkcml2ZXIgaGFuZGxlIGl0LiBDdXJyZW50bHkgdGhhdCBjb25u ZWN0b3IgaXMgaW4gdGhlIFRDMzU4NzY3CmRyaXZlciwgYnV0IGl0IHNob3VsZCByZWFsbHkgYmUg c2VwYXJhdGVkLgoKU28uLi4gT2J2aW91c2x5IHdoYXQncyBtaXNzaW5nIGZyb20gdGhlIGN1cnJl bnQgcGF0Y2ggaXMgdGhhdCB3ZSBuZWVkIHRvCmJlIGFibGUgdG8gc2F5IHdoaWNoIG9mIHRoZSB0 d28gR1BJT3MgYXJlIHVzZWQgZm9yIHRoZSBIUEQgKGlmIGFueSkuIEJ1dApJJ20gZGViYXRpbmcg d2l0aCBteXNlbGYgd2hldGhlciBncGlvY2hpcCBoZXJlIGlzIGEgc2FuZSBjaG9pY2Ugb3Igbm90 LgoKIFRvbWkKCi0tIApUZXhhcyBJbnN0cnVtZW50cyBGaW5sYW5kIE95LCBQb3Jra2FsYW5rYXR1 IDIyLCAwMDE4MCBIZWxzaW5raS4KWS10dW5udXMvQnVzaW5lc3MgSUQ6IDA2MTU1MjEtNC4gS290 aXBhaWtrYS9Eb21pY2lsZTogSGVsc2lua2kKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vZHJpLWRldmVs