From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E02C9C7618D for ; Thu, 6 Apr 2023 08:27:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=h//sX95XQsMFSJwMiEGHm84pw5/I1Yt4UJzRW82CJn8=; b=p+oPrdOIfwqrIk nn6/9ww0DqaZ0qdNHWUzcuXILqpxkkqYLp72OF4EneHiAxj3WD/7ERfrEb8HWPwgnzZpRNCBRDv5C jqXysm6DOH/P+0RdtZC5rbkdxD7yAYrEC0fd5RG0FMh8DGDGBMi1++QPQCpnZy95vtBlzjZX7Q1zw +1wQawhdooSQRb10AxVIhYF4/X0UmUe3ZLUCPWnYOIEVrke0j4NtPh8WioFNCJKl25oumZ7t3/1q9 kPsEsMTDuWYGDTGMv68VceZftNKCR4YiJua8Ig8iH7e0fH5vXk+jCSM17H3Tz4T7Y7C+3R6bAzwHl 9aF86nWz9PfY7At2rKLg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pkKxB-006kWW-21; Thu, 06 Apr 2023 08:26:45 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pkKx8-006kW2-20; Thu, 06 Apr 2023 08:26:44 +0000 Received: from [192.168.1.100] (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id D2DB566031BB; Thu, 6 Apr 2023 09:26:40 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1680769601; bh=oav4Q570+IEqHszuEMrP/J+ZVB35sBCGUh4o0TPxawM=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ai2Nd2YO8SxMM8/ddeAPkrdFMoD9kv3YFuruuXcJoU4pioQJAjxuWLunBQm8OHtvg CEVHsiOPZQqmQszmzYO3GFGgwU6hGEzLfaPVLxPHtr6mLZiwhpqhktR/7i4QViRcLs +LhTwZFKXMsTDlnDX10dsLft1tKLnaJurc9ZlZp+w/HpdytqmIroTGMN5HIJkIz7ub PEkvXvSsuDIbVrdl9+qNGWzHKyV+ooIzfu9j6DdtJ2evtHUm/w8IS836F5VLM8Jq7p kGYXH29+uxtbILPM0IByxVUG3lSZzdOh7uhY6Pwr2/wmuy9/LNfv9E91NNXz6fvhpX WJiqXMgl638Jg== Message-ID: <17342952-ce6b-a473-4bf0-f96a49d13632@collabora.com> Date: Thu, 6 Apr 2023 10:26:38 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 Subject: Re: [PATCH v3 2/9] drm/mediatek: dp: Move AUX and panel poweron/off sequence to function Content-Language: en-US To: Chen-Yu Tsai Cc: chunkuang.hu@kernel.org, p.zabel@pengutronix.de, airlied@gmail.com, daniel@ffwll.ch, matthias.bgg@gmail.com, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@collabora.com References: <20230404104800.301150-1-angelogioacchino.delregno@collabora.com> <20230404104800.301150-3-angelogioacchino.delregno@collabora.com> From: AngeloGioacchino Del Regno In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230406_012642_914710_D69C76F8 X-CRM114-Status: GOOD ( 23.06 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org SWwgMDYvMDQvMjMgMTA6MjAsIENoZW4tWXUgVHNhaSBoYSBzY3JpdHRvOgo+IE9uIFR1ZSwgQXBy IDQsIDIwMjMgYXQgNjo0OOKAr1BNIEFuZ2Vsb0dpb2FjY2hpbm8gRGVsIFJlZ25vCj4gPGFuZ2Vs b2dpb2FjY2hpbm8uZGVscmVnbm9AY29sbGFib3JhLmNvbT4gd3JvdGU6Cj4+Cj4+IEV2ZXJ5dGlt ZSB3ZSBydW4gYnJpZGdlIGRldGVjdGlvbiBhbmQvb3IgRURJRCByZWFkIHdlIHJ1biBhIHBvd2Vy b24KPj4gYW5kIHBvd2Vyb2ZmIHNlcXVlbmNlIGZvciBib3RoIHRoZSBBVVggYW5kIHRoZSBwYW5l bDsgbW9yZW92ZXIsIHRoaXMKPj4gaXMgYWxzbyBkb25lIHdoZW4gZW5hYmxpbmcgdGhlIGJyaWRn ZSBpbiB0aGUgLmF0b21pY19lbmFibGUoKSBjYWxsYmFjay4KPj4KPj4gTW92ZSB0aGlzIHBvd2Vy IG9uL29mZiBzZXF1ZW5jZSB0byBhIG5ldyBtdGtfZHBfYXV4X3BhbmVsX3Bvd2Vyb24oKQo+PiBm dW5jdGlvbiBhcyB0byBjb21tb25pemUgaXQuCj4+IE5vdGUgdGhhdCwgYmVmb3JlIHRoaXMgY29t bWl0LCBpbiBtdGtfZHBfYnJpZGdlX2F0b21pY19lbmFibGUoKSBvbmx5Cj4+IHRoZSBBVVggd2Fz IGdldHRpbmcgcG93ZXJlZCBvbiBidXQgdGhlIHBhbmVsIHdhcyBsZWZ0IHBvd2VyZWQgb2ZmIGlm Cj4+IHRoZSBEUCBjYWJsZSB3YXNuJ3QgcGx1Z2dlZCBpbiB3aGlsZSBub3cgd2UgdW5jb25kaXRp b25hbGx5IHNlbmQgYSBEMAo+PiByZXF1ZXN0IGFuZCB0aGlzIGlzIGRvbmUgZm9yIHR3byByZWFz b25zOgo+PiAgIC0gRmlyc3QsIHdoZXRoZXIgdGhpcyByZXF1ZXN0IGZhaWxzIG9yIG5vdCwgaXQg dGFrZXMgdGhlIHNhbWUgdGltZQo+PiAgICAgYW5kIGFueXdheSB0aGUgRFAgaGFyZHdhcmUgd29u J3QgcHJvZHVjZSBhbnkgZXJyb3IgKG9yLCBpZiBpdAo+PiAgICAgZG9lcywgaXQncyBpZ25vcmFi bGUgYmVjYXVzZSBpdCB3b24ndCBibG9jayBmdXJ0aGVyIGNvbW1hbmRzKQo+PiAgIC0gU2Vjb25k LCB0cmFpbmluZyB0aGUgbGluayBiZXR3ZWVuIGEgc2xlZXBpbmcvc3RhbmRieS91bnBvd2VyZWQK Pj4gICAgIGRpc3BsYXkgbWFrZXMgbGl0dGxlIHNlbnNlLgo+Pgo+PiBTaWduZWQtb2ZmLWJ5OiBB bmdlbG9HaW9hY2NoaW5vIERlbCBSZWdubyA8YW5nZWxvZ2lvYWNjaGluby5kZWxyZWdub0Bjb2xs YWJvcmEuY29tPgo+PiAtLS0KPj4gICBkcml2ZXJzL2dwdS9kcm0vbWVkaWF0ZWsvbXRrX2RwLmMg fCA3NiArKysrKysrKysrKystLS0tLS0tLS0tLS0tLS0tLS0tCj4+ICAgMSBmaWxlIGNoYW5nZWQs IDMwIGluc2VydGlvbnMoKyksIDQ2IGRlbGV0aW9ucygtKQo+Pgo+PiBkaWZmIC0tZ2l0IGEvZHJp dmVycy9ncHUvZHJtL21lZGlhdGVrL210a19kcC5jIGIvZHJpdmVycy9ncHUvZHJtL21lZGlhdGVr L210a19kcC5jCj4+IGluZGV4IDg0ZjgyY2M2ODY3Mi4uNzZlYTk0MTY3NTMxIDEwMDY0NAo+PiAt LS0gYS9kcml2ZXJzL2dwdS9kcm0vbWVkaWF0ZWsvbXRrX2RwLmMKPj4gKysrIGIvZHJpdmVycy9n cHUvZHJtL21lZGlhdGVrL210a19kcC5jCj4+IEBAIC0xMjUzLDYgKzEyNTMsMjkgQEAgc3RhdGlj IHZvaWQgbXRrX2RwX2F1ZGlvX211dGUoc3RydWN0IG10a19kcCAqbXRrX2RwLCBib29sIG11dGUp Cj4+ICAgICAgICAgICAgICAgICAgICAgICAgICAgICB2YWxbMl0sIEFVX1RTX0NGR19EUF9FTkMw X1AwX01BU0spOwo+PiAgIH0KPj4KPj4gK3N0YXRpYyB2b2lkIG10a19kcF9hdXhfcGFuZWxfcG93 ZXJvbihzdHJ1Y3QgbXRrX2RwICptdGtfZHAsIGJvb2wgcHdyb24pCj4+ICt7Cj4+ICsgICAgICAg aWYgKHB3cm9uKSB7Cj4+ICsgICAgICAgICAgICAgICAvKiBwb3dlciBvbiBhdXggKi8KPj4gKyAg ICAgICAgICAgICAgIG10a19kcF91cGRhdGVfYml0cyhtdGtfZHAsIE1US19EUF9UT1BfUFdSX1NU QVRFLAo+PiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIERQX1BXUl9TVEFURV9C QU5ER0FQX1RQTExfTEFORSwKPj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBE UF9QV1JfU1RBVEVfTUFTSyk7Cj4+ICsKPj4gKyAgICAgICAgICAgICAgIC8qIHBvd2VyIG9uIHBh bmVsICovCj4+ICsgICAgICAgICAgICAgICBkcm1fZHBfZHBjZF93cml0ZWIoJm10a19kcC0+YXV4 LCBEUF9TRVRfUE9XRVIsIERQX1NFVF9QT1dFUl9EMCk7Cj4+ICsgICAgICAgICAgICAgICB1c2xl ZXBfcmFuZ2UoMjAwMCwgNTAwMCk7Cj4+ICsgICAgICAgfSBlbHNlIHsKPj4gKyAgICAgICAgICAg ICAgIC8qIHBvd2VyIG9mZiBwYW5lbCAqLwo+PiArICAgICAgICAgICAgICAgZHJtX2RwX2RwY2Rf d3JpdGViKCZtdGtfZHAtPmF1eCwgRFBfU0VUX1BPV0VSLCBEUF9TRVRfUE9XRVJfRDMpOwo+PiAr ICAgICAgICAgICAgICAgdXNsZWVwX3JhbmdlKDIwMDAsIDMwMDApOwo+PiArCj4+ICsgICAgICAg ICAgICAgICAvKiBwb3dlciBvZmYgYXV4ICovCj4+ICsgICAgICAgICAgICAgICBtdGtfZHBfdXBk YXRlX2JpdHMobXRrX2RwLCBNVEtfRFBfVE9QX1BXUl9TVEFURSwKPj4gKyAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICBEUF9QV1JfU1RBVEVfQkFOREdBUF9UUExMLAo+PiArICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgIERQX1BXUl9TVEFURV9NQVNLKTsKPj4gKyAgICAg ICB9Cj4+ICt9Cj4+ICsKPj4gICBzdGF0aWMgdm9pZCBtdGtfZHBfcG93ZXJfZW5hYmxlKHN0cnVj dCBtdGtfZHAgKm10a19kcCkKPj4gICB7Cj4+ICAgICAgICAgIG10a19kcF91cGRhdGVfYml0cyht dGtfZHAsIE1US19EUF9UT1BfUkVTRVRfQU5EX1BST0JFLAo+PiBAQCAtMTkzNywxNiArMTk2MCw5 IEBAIHN0YXRpYyBlbnVtIGRybV9jb25uZWN0b3Jfc3RhdHVzIG10a19kcF9iZGdfZGV0ZWN0KHN0 cnVjdCBkcm1fYnJpZGdlICpicmlkZ2UpCj4+ICAgICAgICAgIGlmICghbXRrX2RwLT50cmFpbl9p bmZvLmNhYmxlX3BsdWdnZWRfaW4pCj4+ICAgICAgICAgICAgICAgICAgcmV0dXJuIHJldDsKPj4K Pj4gLSAgICAgICBpZiAoIWVuYWJsZWQpIHsKPj4gLSAgICAgICAgICAgICAgIC8qIHBvd2VyIG9u IGF1eCAqLwo+PiAtICAgICAgICAgICAgICAgbXRrX2RwX3VwZGF0ZV9iaXRzKG10a19kcCwgTVRL X0RQX1RPUF9QV1JfU1RBVEUsCj4+IC0gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg RFBfUFdSX1NUQVRFX0JBTkRHQVBfVFBMTF9MQU5FLAo+PiAtICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgIERQX1BXUl9TVEFURV9NQVNLKTsKPj4gKyAgICAgICBpZiAoIWVuYWJsZWQp Cj4+ICsgICAgICAgICAgICAgICBtdGtfZHBfYXV4X3BhbmVsX3Bvd2Vyb24obXRrX2RwLCB0cnVl KTsKPj4KPj4gLSAgICAgICAgICAgICAgIC8qIHBvd2VyIG9uIHBhbmVsICovCj4+IC0gICAgICAg ICAgICAgICBkcm1fZHBfZHBjZF93cml0ZWIoJm10a19kcC0+YXV4LCBEUF9TRVRfUE9XRVIsIERQ X1NFVF9QT1dFUl9EMCk7Cj4gCj4gSSBzdXNwZWN0IHRoZSBvcmlnaW5hbCBjb2RlIHdhcyBzb21l d2hhdCB3cm9uZyBhbHJlYWR5PyBXZSBzaG91bGRuJ3QgbmVlZAo+IHRvIHB1bGwgdGhlIHBhbmVs IG91dCBvZiBzdGFuZGJ5IGp1c3QgZm9yIEhQRCBvciByZWFkaW5nIEVESUQuCj4gCj4gVGhpcyBk cml2ZXIgcHJvYmFibHkgbmVlZHMgYSBsb3QgbW9yZSBjbGVhbnVwLiA6Lwo+IAoKSSBiZWxpZXZl IHRoZSBzYW1lLi4uIGJ1dCBJIHdhbnRlZCB0byBwbGF5IHNhZmUsIGFzIEkgZG9uJ3Qga25vdyBp ZiB0aGVyZSdzIGFueQpwYW5lbCBpbiBwYXJ0aWN1bGFyIHRoYXQgcmVxdWlyZXMgc3VjaCBxdWly ay4uLgoKQW5nZWxvCgoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlz dHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3Rp bmZvL2xpbnV4LWFybS1rZXJuZWwK