From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sean Paul Subject: Re: [PATCH v5 2/7] drm/panel: simple: Add ability to override typical timing Date: Thu, 11 Jul 2019 15:16:50 -0400 Message-ID: References: <20190401171724.215780-1-dianders@chromium.org> <20190401171724.215780-3-dianders@chromium.org> <20190630202246.GB15102@ravnborg.org> <20190630205514.GA17046@ravnborg.org> <20190708175606.GB3511@ravnborg.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Doug Anderson Cc: devicetree@vger.kernel.org, David Airlie , Ezequiel Garcia , Jeffy Chen , LKML , dri-devel , "open list:ARM/Rockchip SoC..." , Rob Herring , Thierry Reding , Laurent Pinchart , Boris Brezillon , =?UTF-8?Q?Enric_Balletb=C3=B2?= , =?UTF-8?Q?St=C3=A9phane_Marchesin?= , Sam Ravnborg , Matthias Kaehlcke List-Id: devicetree@vger.kernel.org T24gV2VkLCBKdWwgMTAsIDIwMTkgYXQgNjo1NiBQTSBEb3VnIEFuZGVyc29uIDxkaWFuZGVyc0Bj aHJvbWl1bS5vcmc+IHdyb3RlOgo+Cj4gSGksCj4KPiBPbiBNb24sIEp1bCA4LCAyMDE5IGF0IDEw OjU2IEFNIFNhbSBSYXZuYm9yZyA8c2FtQHJhdm5ib3JnLm9yZz4gd3JvdGU6Cj4gPgo+ID4gT24g TW9uLCBKdWwgMDEsIDIwMTkgYXQgMDk6Mzk6MDZBTSAtMDcwMCwgRG91ZyBBbmRlcnNvbiB3cm90 ZToKPiA+ID4gSGksCj4gPiA+Cj4gPiA+IE9uIFN1biwgSnVuIDMwLCAyMDE5IGF0IDE6NTUgUE0g U2FtIFJhdm5ib3JnIDxzYW1AcmF2bmJvcmcub3JnPiB3cm90ZToKPiA+ID4gPgo+ID4gPiA+IEhp IERvdWdsYXMuCj4gPiA+ID4KPiA+ID4gPiA+ID4gKwo+ID4gPiA+ID4gPiArICAgLyogT25seSBh ZGQgdGltaW5ncyBpZiBvdmVycmlkZSB3YXMgbm90IHRoZXJlIG9yIGZhaWxlZCB0byB2YWxpZGF0 ZSAqLwo+ID4gPiA+ID4gPiArICAgaWYgKG51bSA9PSAwICYmIHBhbmVsLT5kZXNjLT5udW1fdGlt aW5ncykKPiA+ID4gPiA+ID4gKyAgICAgICAgICAgbnVtID0gcGFuZWxfc2ltcGxlX2dldF90aW1p bmdzX21vZGVzKHBhbmVsKTsKPiA+ID4gPiA+ID4gKwo+ID4gPiA+ID4gPiArICAgLyoKPiA+ID4g PiA+ID4gKyAgICAqIE9ubHkgYWRkIGZpeGVkIG1vZGVzIGlmIHRpbWluZ3Mvb3ZlcnJpZGUgYWRk ZWQgbm8gbW9kZS4KPiA+ID4gPiA+Cj4gPiA+ID4gPiBUaGlzIHBhcnQgSSBmYWlsIHRvIHVuZGVy c3RhbmQuCj4gPiA+ID4gPiBJZiB3ZSBoYXZlIGEgcGFuZWwgd2hlcmUgd2UgaW4gcGFuZWwtc2lt cGxlIGhhdmUgc3BlY2lmaWVkIHRoZSB0aW1pbmdzLAo+ID4gPiA+ID4gYW5kIGRvbmUgc28gdXNp bmcgZGlzcGxheV90aW1pbmcgc28gd2l0aCBwcm9wZXIge21pbiwgdHlwLCBtYXh9IHRoZW4gaXQK PiA+ID4gPiA+IHNob3VsZCBiZSBwZXJmZWN0bHkgbGVnYWwgdG8gc3BlY2lmeSBhIG1vcmUgcHJl Y2lzZSB2YXJpYW50IGluIHRoZSBEVAo+ID4gPiA+ID4gZmlsZS4KPiA+ID4gPiA+IE9yIHdoYXQg ZGlkIEkgbWlzcyBoZXJlPwo+ID4gPiA+Cj4gPiA+ID4gR290IGl0IG5vdy4KPiA+ID4gPiBJZiBk aXNwbGF5X21vZGUgaXMgdXNlZCBmb3IgdGltaW5ncyB0aGlzIGlzIHdoYXQgeW91IGNhbGwgImZp eGVkIG1vZGUiLgo+ID4gPiA+IEhtbSwgaWYgSSBnb3QgY29uZnVzZWQgc29tZW9uZSBlbHNlIG1h eSBhbHNvIGJlIGNvbmZ1c2VkIGJ5IHRoaXMgbmFtaW5nLgo+ID4gPgo+ID4gPiBUaGUgbmFtZSAi Zml4ZWQgbW9kZSIgY29tZXMgZnJvbSB0aGUgb2xkIGNvZGUsIHRob3VnaCBJIGd1ZXNzIGluIHRo ZQo+ID4gPiBvbGQgY29kZSBpdCB1c2VkIHRvIHJlZmVyIHRvIGEgbW9kZSB0aGF0IGNhbWUgZnJv bSBlaXRoZXIgdGhlCj4gPiA+IGRpc3BsYXlfdGltaW5nIG9yIHRoZSBkaXNwbGF5X21vZGUuCj4g PiA+Cj4gPiA+IEhvdyBhYm91dCBpZiBJIGNhbGwgaXQgInBhbmVsX3NpbXBsZV9nZXRfZnJvbV9m aXhlZF9kaXNwbGF5X21vZGUiPwo+ID4gPiAuLi5vciBpZiB5b3UgaGF2ZSBhbm90aGVyIHN1Z2dl c3Rpb24gZmVlbCBmcmVlIHRvIGNoaW1lIGluLgo+ID4gV2hhdCB3ZSByZWFsbHkgd2FudCB0byBk aXN0aW5ndXNoIGhlcmUgaXMgdGhlIHVzZSBvZiBkaXNwbGF5X21vZGUKPiA+IGFuZCBkaXNwbGF5 X3RpbWluZ3MgKGlmIEkgZ290IHRoZSBuYW1lcyByaWdodCkuCj4gPiBUaGF0IGRpc3BsYXlfbW9k ZSBzcGVjaWZ5IGEgZml4ZWQgdGltaW5nIGFuZCBkaXNwbGF5X3RpbWluZyBzcGVjaWZ5Cj4gPiBh IHZhbGlkIHJhbmdlIGlzIHNvbWV0aGluZyBpbiB0aGUgc2VtYW50aWNzIG9mIHRoZSB0d28gdHlw ZXMuCj4gPiBTbyBuYW1pbmcgdGhhdCByZWZlciB0byBkaXNwbGF5X21vZGUgdmVyc3VzIGRpc3Bs YXlfdGltaW5nIHdpbGwgbWFrZSB0aGUKPiA+IGNvZGUgc2ltcGxlciB0byB1bmRlcnN0YW5kLiBh bmQgdGhlbiBhIG5pY2UgY29tbWVudCB0aGF0IHdoZW4KPiA+IGRpc3BsYXlfbW9kZQo+ID4gaXMg dXNlZCBvbmUgbG9vc2VzIHRoZSBwb3NzaWJpbGl0eSB0byB1c2Ugb3ZlcnJpZGVfbW9kZS4KPiA+ IFRoYXQgd291bGQgYmUgZmluZSB0byBoYXZlIGluIHRoZSBzdHJ1Y3QgaW4gdGhlIGRyaXZlci4K Pgo+IE9LLCBJIGNhbiBjaGFuZ2UgdGhlIG5hbWVzIGhlcmUgYW5kIHRyeSB0byBmaW5kIGEgZ29v ZCBwbGFjZSB0byBhZGQgYSBjb21tZW50Lgo+Cj4KPiA+ID4gTk9URTogU2luY2UgdGhpcyBmZWVk YmFjayBpcyBtaW5vciBhbmQgdGhpcyBwYXRjaCBoYXMgYmVlbiBvdXRzdGFuZGluZwo+ID4gPiBm b3IgYSB3aGlsZSAoYW5kIGlzIGJsb2NraW5nIG90aGVyIHdvcmspLCBJIGFtIGFzc3VtaW5nIHRo YXQgdGhlIGJlc3QKPiA+ID4gcGF0aCBmb3J3YXJkIGlzIGZvciBIZWlrbyB0byBsYW5kIHRoaXMg cGF0Y2ggd2l0aCBUaGllcnJ5J3MgQWNrIGFuZAo+ID4gPiBJJ2xsIHNlbmQgYSBmb2xsb3ctdXAu ICBQbGVhc2UgeWVsbCBpZiB5b3UgZGlzYWdyZWUuCj4gPiBMZXQncyBnaXZlIHRoZSBwYXRjaGVz IGEgc3BpbiBtb3JlIGFzIHdlIGhhdmUgcGFzc2VkIHRoZSBwb3NzaWJpbGl0eSBmb3IKPiA+IHRo ZSBjdXJyZW50IG1lcmdlIHdpbmRvdy4KPgo+IEFueSB3YXkgSSBjYW4gY29udmluY2UgeW91IHRv IGNoYW5nZSB5b3VyIG1pbmQgaGVyZT8gIFRoZXJlIGFyZSBubwo+IGZ1bmN0aW9uYWwgY2hhbmdl cyByZXF1ZXN0ZWQgc28gZmFyIGluIHlvdXIgZmVlZGJhY2sgYW5kIG5vIGJ1Z3MtLWl0J3MKPiBq dXN0IGEgZmV3IHZhcmlhYmxlIG5hbWVzIGFuZCBjb21tZW50cy4gIEJ5IGxhbmRpbmcgdGhlIGV4 aXN0aW5nCj4gcGF0Y2hlcyBhcy1pczoKPgo+IDEuIFdlIHN0b3Agc3BhbW1pbmcgYWxsIHRoZSBw ZW9wbGUgQ0NlZCBvbiB0aGlzIHdob2xlIHNlcmllcyAod2hpY2gKPiBpbmNsdWRlcyBkZXZpY2Ug dHJlZSBwYXRjaGVzKSB0aGF0IG1pZ2h0IGJlIGludGVyZXN0ZWQgaW4gdGhlIHNlcmllcwo+IGFz IGEgd2hvbGUgYnV0IGFyZW4ndCBpbnRlcmVzdGVkIGluIGRldGFpbHMuCj4KPiAyLiBXZSBjYW4g ZGViYXRlIHRoZSBiaWtlc2hlZC10eXBlIGlzc3VlcyBvbiB0aGVpciBvd24gbWVyaXQgYW5kIEkK PiBkb24ndCBoYXZlIHRvIGRlYmF0ZSByZW1vdmluZyBleGlzdGluZyBBY2tzIC8gUmV2aWV3ZWQt YnkgLyBUZXN0ZWQtYnkKPiB0YWdzIGFzIEkgbWFrZSBjaGFuZ2VzLgo+Cj4gMy4gRXZlbiBpZiBp dCdzIG5vdCBhIGdvb2QgdGltZSB0byBsYW5kIHRoZSBwYXRjaGVzIHJpZ2h0IG5vdyB3ZSBrbm93 Cj4gdGhhdCB0aGVzZSBwYXRjaGVzIHdpbGwgYmUgcmVhZHkgdG8gbGFuZCBhcyBzb29uIGFzIHRo ZSB3aW5kb3cgb3BlbnMuCj4gQXMgSSBtZW50aW9uZWQgZWFybGllciB0aGVzZSBwYXRjaGVzIGFy ZSBibG9ja2luZyBvdGhlciB3b3JrIFsxXSBhbmQKPiBsYW5kaW5nIHRoYXQgcGF0Y2ggaXMgYWN0 dWFsbHkgcHJldmVudGluZyBNYXR0aGlhcyBmcm9tIHN1Ym1pdHRpbmcKPiBhbm90aGVyIHNlcmll cyBvZiBwYXRjaGVzIHRvIGFkZCBzdXBwb3J0IGZvciByazMyODgtdmV5cm9uLXRpZ2VyIGFuZAo+ IHJrMzI4OC12ZXlyb24tZmlldmVsLiAgQ2VydGFpbmx5IEkga25vdyB0aGF0IHVwc3RyZWFtIGRv ZXNuJ3QgbWFrZSBhCj4gcG9saWN5IG9mIGxhbmRpbmcgdGhpbmdzIGp1c3QgdG8gc3VpdCB0aGUg dGltZWxpbmVzIG9mIGEgZG93bnN0cmVhbQo+IHByb2plY3QsIGJ1dCBpbiB0aGlzIGNhc2UgdGhl cmUgc2VlbXMgdmVyeSBsaXR0bGUgZG93bnNpZGVzIHRvIGxhbmRpbmcKPiB0aGUgZXhpc3Rpbmcg cGF0Y2hlcyBhbmQgdGFraW5nIGEgbGF0ZXIgY2xlYW51cCBwYXRjaC4KPgoKW3NlbmRpbmcgZnJv bSBteSBAY2hyb21pdW0ub3JnIGFkZHJlc3Mgc28gYW55IGFwcGVhcmFuY2Ugb2YgYmlhcyBpcwpl eHBsaWNpdCA6KSBdCgpBZ3JlZSB3aXRoIERvdWcgaGVyZSwgdGhlIG5hbWluZyBhbmQgY2FzdGlu ZyBkaXNjdXNzaW9uIGlzIHByZXR0eQpzdWJqZWN0aXZlIGFuZCBub24tZnVuY3Rpb25hbC4gV2Un dmUgZ290IGFuIEFjayBmcm9tIFRoaWVycnkgYW5kIGEKUmV2aWV3IGZyb20gQm9yaXMgKGJvdGgg c2Vhc29uZWQgZHJtX3BhbmVsJ2VycyksIHRoaXMgcGF0Y2ggaGFzIGJlZW4Kc2l0dGluZyBpbiBy ZXZpZXcgZm9yIGEgd2hpbGUuIExldCdzIG5vdCBsZXQgdGhlIHBlcmZlY3QgYmUgdGhlIGVuZW15 Cm9mIHRoZSBnb29kLgoKU2VhbgoKPgo+ID4gSSBhbSBvbiB2YWNhdGlvbiBhdCB0aGUgbW9tZW50 IGFuZCB0aHVzIHNsb3cgaW4gcmVzcG9uc2VzLCBidXQgd2lsbCBiZSBiYWNrCj4gPiBhdCB0aGUg aG9tZSBvZmZpY2UgbmV4dCB3ZWVrIGFuZCB3aWxsIGJlIG1vcmUgcmVzcG9uc2l2ZSBhZ2Fpbi4K PiA+Cj4gPiAgICAgICAgIFNhbSAtIHdobyBpcyBlbmpveWluZyB0aGUgYWxwcyBpbiBBdXN0cmlh Cj4KPiBIb3BlIHlvdSBoYXZlIGhhZCBhIGdyZWF0IHZhY2F0aW9uIQo+Cj4gWzFdIGh0dHBzOi8v bGttbC5rZXJuZWwub3JnL3IvMjAxOTA2MjUyMjI2MjkuMTU0NjE5LTEtbWthQGNocm9taXVtLm9y Zwo+Cj4gLURvdWcKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVs