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 5941CC43458 for ; Sat, 11 Jul 2026 17:06:45 +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-Transfer-Encoding:Content-Type:MIME-Version:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: References:In-Reply-To:Cc:To:Subject:From:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=AfZoN6HM3G+xD5q+8EBO39jwS9Trq7kMCBbJN+OC0OM=; b=sa274/ziFBP210 7ZydnUlNTT4DaVowDmzhFwf/gKE5ZsnS7Jhac7UFvO+WRG03L03ANBWgoc0doZL2hapQtgoCCjJLA 34J+SKeOev6M7OqwjRDWI7Ekth2R0Mgo+GAUwGqUhnhOYsoXHCMldoelbGIweyLkQJ8vaXB4CcyAN QG7ftF8mujkR7u1pkab3clsfuzCcKED8+CVlVx7O1CT5x2y9co3oCXv3z449zUYh+XpGBtc8TtnW7 AHipmv/Qpoh91dAFQy2hj+K+cRKDcXnDgrPJQN4sAmo0NromFaV4jCNvhWfwgEDkl/qQmGGbjYOyB dcNJxzt/TV19PFlnzmPg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wibA4-00000006iJr-2LTb; Sat, 11 Jul 2026 17:06:44 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wibA3-00000006iJl-364T for linux-phy@lists.infradead.org; Sat, 11 Jul 2026 17:06:43 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 52980419FA; Sat, 11 Jul 2026 17:06:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BA9A61F000E9; Sat, 11 Jul 2026 17:06:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783789603; bh=wUWDYIcY8F+g78dToxDQA4HnGeV4QLeONGfJJppqmkc=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=Px7aHcjp+dolpK2Gkn9set6hhP5c6rlLmQyRQ1s3Rdx74pEAToTJPykizaUaBHEtI XwQZ3JEhRiUOJ3YyVwhSXpbv5QOaQmlV+5F3jGNzuGURTVWBvRw1YeEZtcK9dMlto+ a3KIvxmyTzt2eev+onRmDvji91AMioGJJp47zpJldhxPPSWJRp9KPuXXGW9RLDSd48 y5ocyzjZ33XOmLd4nW7wy+iMzSe59Jmy38uv4tJR62+aV/Up+bDwroHGik+NEPEuma X/mhedbyDeen0a1mMe5rEH00uD3flB/aHqGo3eC1XJEsOItlJaTonhE3on5AV3rMoK PliJ40/E0Qx/A== From: sashiko-bot@kernel.org Subject: Re: [PATCH v4 3/6] phy: cpcap-usb: add DCP detection and make UART idle mode optional To: "Ivaylo Dimitrov" Cc: robh@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, vkoul@kernel.org, olteanv@gmail.com, neil.armstrong@linaro.org, linux-phy@lists.infradead.org In-Reply-To: <20260711164754.185565-4-ivo.g.dimitrov.75@gmail.com> References: <20260711164754.185565-1-ivo.g.dimitrov.75@gmail.com> <20260711164754.185565-4-ivo.g.dimitrov.75@gmail.com> Date: Sat, 11 Jul 2026 17:06:42 +0000 Message-Id: <20260711170642.BA9A61F000E9@smtp.kernel.org> X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: sashiko-reviews@lists.linux.dev MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org VGhhbmsgeW91IGZvciB5b3VyIGNvbnRyaWJ1dGlvbiEgU2FzaGlrbyBBSSByZXZpZXcgZm91bmQg MyBwb3RlbnRpYWwgaXNzdWUocykgdG8gY29uc2lkZXI6CgpOZXcgaXNzdWVzOgotIFtIaWdoXSBg Y3BjYXBfdXNiX3NldF9pZGxlX21vZGUoKWAgdW5jb25kaXRpb25hbGx5IHNldHMgYENQQ0FQX0JJ VF9ETVBEX1NQSWAgYW5kIGBDUENBUF9CSVRfRFBQRF9TUElgLCBvdmVycmlkaW5nIGhhcmR3YXJl IHB1bGxkb3ducyBhbmQgYnJlYWtpbmcgc3Vic2VxdWVudCBjaGFyZ2VyIGRldGVjdGlvbi4KLSBb TWVkaXVtXSBUaGUgYGNwY2FwX3VzYl9zZXRfZGNwX21vZGVgIGZ1bmN0aW9uIGZhaWxzIHRvIGZ1 bGx5IGNvbmZpZ3VyZSB0aGUgUEhZIHJlZ2lzdGVycywgbGVhdmluZyB0aGVtIGluIGEgbm9uLWRl dGVybWluaXN0aWMgc3RhdGUuCgpQcmUtZXhpc3RpbmcgaXNzdWVzOgotIFtIaWdoXSBBIFRPQ1RP VSByYWNlIGNvbmRpdGlvbiBleGlzdHMgYmV0d2VlbiB0aGUgSVJRIGhhbmRsZXIgdGhyZWFkIGFu ZCBgY3BjYXBfdXNiX3BoeV9yZW1vdmVgLCBsZWFkaW5nIHRvIGEgdXNlLWFmdGVyLWZyZWUgb2Yg dGhlIGBkZGF0YWAgc3RydWN0dXJlLgotLQoKLS0tIFBhdGNoIFszXTogW1BBVENIIHY0IDMvNl0g cGh5OiBjcGNhcC11c2I6IGFkZCBEQ1AgZGV0ZWN0aW9uIGFuZCBtYWtlIFVBUlQgaWRsZSBtb2Rl IG9wdGlvbmFsIC0tLQpjb21taXQgY2NkZjk0NzBmYmI1ZmJkNDE0YzU1NDZhMzI5ZDc4ZjY5ZWNm NTBiNwpBdXRob3I6IEl2YXlsbyBEaW1pdHJvdiA8aXZvLmcuZGltaXRyb3YuNzVAZ21haWwuY29t PgoKcGh5OiBjcGNhcC11c2I6IGFkZCBEQ1AgZGV0ZWN0aW9uIGFuZCBtYWtlIFVBUlQgaWRsZSBt b2RlIG9wdGlvbmFsCgpIYW5kbGUgRENQIHNlcGFyYXRlbHkgZnJvbSBVU0IgaG9zdCBjb25uZWN0 aW9ucyB1c2luZyBDUENBUCBjaGFyZ2VyCmRldGVjdGlvbiBzdGF0dXMuIE1ha2UgdGhlIGV4aXN0 aW5nIGlkbGUgVUFSVCBtb2RlIG9wdGlvbmFsIHZpYSB0aGUKZW5hYmxlX3VhcnQgbW9kdWxlIHBh cmFtZXRlci4gQWxzbyBpbml0aWFsaXplIHRoZSBQSFkgaW50byB0aGUgYmFzZWxpbmUKY29uZmln dXJhdGlvbiByZXF1aXJlZCBmb3IgcmVsaWFibGUgY2hhcmdlciBkZXRlY3Rpb24gZHVyaW5nIHBy b2JlLgoKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9waHkvbW90b3JvbGEvcGh5LWNwY2FwLXVzYi5j IGIvZHJpdmVycy9waHkvbW90b3JvbGEvcGh5LWNwY2FwLXVzYi5jCj4gaW5kZXggN2NiMDIwZGQz NDIzYy4uZDRlYjgwODZiNjAwMCAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL3BoeS9tb3Rvcm9sYS9w aHktY3BjYXAtdXNiLmMKPiArKysgYi9kcml2ZXJzL3BoeS9tb3Rvcm9sYS9waHktY3BjYXAtdXNi LmMKWyAuLi4gXQo+IEBAIC00MTEsNDMgKzQ0Niw4NCBAQCBzdGF0aWMgaW50IGNwY2FwX3VzYl9n cGlvX3NldF9tb2RlKHN0cnVjdCBjcGNhcF9waHlfZGRhdGEgKmRkYXRhLApbIC4uLiBdCj4gK3N0 YXRpYyBpbnQgY3BjYXBfdXNiX3NldF9pZGxlX21vZGUoc3RydWN0IGNwY2FwX3BoeV9kZGF0YSAq ZGRhdGEpCj4gK3sKPiArCWludCBlcnJvcjsKPiArCXVuc2lnbmVkIGludCB2YWw7Cj4gKwlib29s IGVuYWJsZV91YXJ0ID0gY3BjYXBfZW5hYmxlX3VhcnQ7Cj4gKwo+ICsJZXJyb3IgPSBjcGNhcF91 c2Jfc2V0X3NhZmVfbW9kZShkZGF0YSk7Cj4gKwlpZiAoZXJyb3IpCj4gKwkJcmV0dXJuIGVycm9y Owo+ICsKPiAgCWVycm9yID0gcmVnbWFwX3VwZGF0ZV9iaXRzKGRkYXRhLT5yZWcsIENQQ0FQX1JF R19VU0JDMSwKPiArCQkJCSAgIENQQ0FQX0JJVF9EUDE1MEtQVSB8Cj4gKwkJCQkgICBDUENBUF9C SVRfRFAxSzVQVSB8Cj4gKwkJCQkgICBDUENBUF9CSVRfRE0xSzVQVSB8Cj4gKwkJCQkgICBDUENB UF9CSVRfRFBQRCB8Cj4gKwkJCQkgICBDUENBUF9CSVRfRE1QRCB8Cj4gIAkJCQkgICBDUENBUF9C SVRfVkJVU1BELAo+ICsJCQkJICAgQ1BDQVBfQklUX0RQMTUwS1BVIHwKPiAgCQkJCSAgIENQQ0FQ X0JJVF9WQlVTUEQpOwo+ICAJaWYgKGVycm9yKQo+ICAJCWdvdG8gb3V0X2VycjsKPiAgCj4gLQll cnJvciA9IHJlZ21hcF91cGRhdGVfYml0cyhkZGF0YS0+cmVnLCBDUENBUF9SRUdfVVNCQzIsCj4g LQkJCQkgICAweGZmZmYsIENQQ0FQX0JJVF9VQVJUTVVYMCB8Cj4gLQkJCQkgICBDUENBUF9CSVRf RU1VTU9ERTApOwo+ICsJdmFsID0gQ1BDQVBfQklUX1VTQlNVU1BFTkQ7Cj4gKwo+ICsJaWYgKGVu YWJsZV91YXJ0KQo+ICsJCXZhbCB8PSAoQ1BDQVBfQklUX1VBUlRNVVgwIHwgQ1BDQVBfQklUX0VN VU1PREUwKTsKPiArCj4gKwllcnJvciA9IHJlZ21hcF91cGRhdGVfYml0cyhkZGF0YS0+cmVnLCBD UENBUF9SRUdfVVNCQzIsIDB4ZmZmZiwgdmFsKTsKPiAgCWlmIChlcnJvcikKPiAgCQlnb3RvIG91 dF9lcnI7Cj4gIAo+IC0JZXJyb3IgPSByZWdtYXBfdXBkYXRlX2JpdHMoZGRhdGEtPnJlZywgQ1BD QVBfUkVHX1VTQkMzLCAweDdmZmYsCj4gLQkJCQkgICBDUENBUF9CSVRfSURQVV9TUEkpOwo+ICsJ dmFsID0gQ1BDQVBfQklUX1ZCVVNTVEJZX0VOIHwKPiArCSAgICAgIENQQ0FQX0JJVF9WQlVTUERf U1BJIHwKPiArCSAgICAgIENQQ0FQX0JJVF9ETVBEX1NQSSB8Cj4gKwkgICAgICBDUENBUF9CSVRf RFBQRF9TUEkgfAo+ICsJICAgICAgQ1BDQVBfQklUX1BVX1NQSSB8Cj4gKwkgICAgICBDUENBUF9C SVRfSURQVV9TUEkgfAo+ICsJICAgICAgQ1BDQVBfQklUX1VMUElfU1BJX1NFTDsKPiArCj4gKwlp ZiAoIWVuYWJsZV91YXJ0KQo+ICsJCXZhbCB8PSBDUENBUF9CSVRfU1VTUEVORF9TUEk7Cj4gKwo+ ICsJZXJyb3IgPSByZWdtYXBfdXBkYXRlX2JpdHMoZGRhdGEtPnJlZywgQ1BDQVBfUkVHX1VTQkMz LCAweDdmZmYsIHZhbCk7CgpbU2V2ZXJpdHk6IEhpZ2hdCkRvZXMgc2V0dGluZyBDUENBUF9CSVRf RE1QRF9TUEkgYW5kIENQQ0FQX0JJVF9EUFBEX1NQSSBoZXJlIGJyZWFrIGNoYXJnZXIKZGV0ZWN0 aW9uPwoKV3JpdGluZyB0aGlzIHZhbHVlIHRvIFVTQkMzIHVuY29uZGl0aW9uYWxseSBzZXRzIGJv dGggRE1QRF9TUEkgYW5kIERQUERfU1BJIHRvCjEuIFRoaXMgb3ZlcnJpZGVzIHRoZSBoYXJkd2Fy ZSBwdWxsZG93bnMgYW5kIGZvcmNlcyB0aGVtIG9mZi4gVGhlIG9yaWdpbmFsCmNvZGUgY29ycmVj dGx5IGNsZWFyZWQgdGhlc2UgYml0cywgYW5kIGFzIG5vdGVkIGluIGNwY2FwX3VzYl9pbml0X3Vz YigpLApkaXNhYmxpbmcgdGhlc2UgcHVsbGRvd25zIGNhbiBicmVhayBzdWJzZXF1ZW50IGNoYXJn ZXIgZGV0ZWN0aW9uIHdoZW4gdGhlCmNhYmxlIGlzIGRpc2Nvbm5lY3RlZC4KCj4gIAlpZiAoZXJy b3IpCj4gIAkJZ290byBvdXRfZXJyOwo+ICAKWyAuLi4gXQo+IEBAIC01MDgsNiArNTgzLDMxIEBA IHN0YXRpYyBpbnQgY3BjYXBfdXNiX3NldF91c2JfbW9kZShzdHJ1Y3QgY3BjYXBfcGh5X2RkYXRh ICpkZGF0YSkKPiAgCXJldHVybiBlcnJvcjsKPiAgfQo+ICAKPiArc3RhdGljIGludCBjcGNhcF91 c2Jfc2V0X2RjcF9tb2RlKHN0cnVjdCBjcGNhcF9waHlfZGRhdGEgKmRkYXRhKQo+ICt7Cj4gKwlp bnQgZXJyb3I7Cj4gKwo+ICsJZXJyb3IgPSBjcGNhcF91c2Jfc2V0X3NhZmVfbW9kZShkZGF0YSk7 Cj4gKwlpZiAoZXJyb3IpCj4gKwkJcmV0dXJuIGVycm9yOwo+ICsKPiArCWVycm9yID0gcmVnbWFw X3VwZGF0ZV9iaXRzKGRkYXRhLT5yZWcsIENQQ0FQX1JFR19VU0JDMywKPiArCQkJCSAgIENQQ0FQ X0JJVF9TVVNQRU5EX1NQSSwgMCk7Cj4gKwlpZiAoZXJyb3IpCj4gKwkJZ290byBvdXRfZXJyOwoK W1NldmVyaXR5OiBNZWRpdW1dCkRvZXMgY3BjYXBfdXNiX3NldF9kY3BfbW9kZSgpIG5lZWQgdG8g Y29uZmlndXJlIFVTQkMxIGFuZCBVU0JDMiBhcyB3ZWxsPwoKQmVjYXVzZSB0aGlzIG9ubHkgdXBk YXRlcyBVU0JDMywgaXQgc2VlbXMgdG8gaW5oZXJpdCB3aGF0ZXZlciBzdGF0ZSB3YXMgbGVmdApi eSB0aGUgcHJldmlvdXMgbW9kZS4gRm9yIGV4YW1wbGUsIGlmIHRyYW5zaXRpb25pbmcgZnJvbSBV U0IgbW9kZSwgVVNCWENWUkVOCmluIFVTQkMyIG1pZ2h0IHJlbWFpbiBzZXQuIElmIHRyYW5zaXRp b25pbmcgZnJvbSBJRExFIG1vZGUgd2l0aAplbmFibGVfdWFydD0xLCBVQVJUTVVYMCBtaWdodCBy ZW1haW4gc2V0LCBsZWF2aW5nIHRoZSBVQVJUIGNvbm5lY3RlZCB0byB0aGUKZGF0YSBsaW5lcyBk dXJpbmcgY2hhcmdpbmcuCgo+ICsKPiArCWVycm9yID0gY3BjYXBfdXNiX2dwaW9fc2V0X21vZGUo ZGRhdGEsIENQQ0FQX0RNX0RQKTsKPiArCWlmIChlcnJvcikKPiArCQlnb3RvIG91dF9lcnI7Cj4g Kwo+ICsJcmV0dXJuIDA7Cj4gKwo+ICtvdXRfZXJyOgo+ICsJZGV2X2VycihkZGF0YS0+ZGV2LCAi JXMgZmFpbGVkIHdpdGggJWlcbiIsIF9fZnVuY19fLCBlcnJvcik7Cj4gKwo+ICsJcmV0dXJuIGVy cm9yOwo+ICt9Cj4gKwpbIC4uLiBdCj4gQEAgLTY4OCwxNyArODQ5LDEzIEBAIHN0YXRpYyBpbnQg Y3BjYXBfdXNiX3BoeV9wcm9iZShzdHJ1Y3QgcGxhdGZvcm1fZGV2aWNlICpwZGV2KQo+ICBzdGF0 aWMgdm9pZCBjcGNhcF91c2JfcGh5X3JlbW92ZShzdHJ1Y3QgcGxhdGZvcm1fZGV2aWNlICpwZGV2 KQo+ICB7Cj4gIAlzdHJ1Y3QgY3BjYXBfcGh5X2RkYXRhICpkZGF0YSA9IHBsYXRmb3JtX2dldF9k cnZkYXRhKHBkZXYpOwo+IC0JaW50IGVycm9yOwo+ICAKPiAgCWF0b21pY19zZXQoJmRkYXRhLT5h Y3RpdmUsIDApOwo+IC0JZXJyb3IgPSBjcGNhcF91c2Jfc2V0X3VhcnRfbW9kZShkZGF0YSk7Cj4g LQlpZiAoZXJyb3IpCj4gLQkJZGV2X2VycihkZGF0YS0+ZGV2LCAiY291bGQgbm90IHNldCBVQVJU IG1vZGVcbiIpOwo+IC0KPiArCWNhbmNlbF9kZWxheWVkX3dvcmtfc3luYygmZGRhdGEtPmRldGVj dF93b3JrKTsKPiArCWNwY2FwX3VzYl9zZXRfaWRsZV9tb2RlKGRkYXRhKTsKPiAgCWNwY2FwX3Vz Yl90cnlfbXVzYl9tYWlsYm94KGRkYXRhLCBNVVNCX1ZCVVNfT0ZGKTsKPiAgCj4gIAl1c2JfcmVt b3ZlX3BoeSgmZGRhdGEtPnBoeSk7Cj4gLQljYW5jZWxfZGVsYXllZF93b3JrX3N5bmMoJmRkYXRh LT5kZXRlY3Rfd29yayk7Cj4gIAlyZWd1bGF0b3JfZGlzYWJsZShkZGF0YS0+dnVzYik7Cj4gIH0K CltTZXZlcml0eTogSGlnaF0KVGhpcyBpcyBhIHByZS1leGlzdGluZyBpc3N1ZSwgYnV0IGlzIHRo ZXJlIGEgVE9DVE9VIHJhY2UgY29uZGl0aW9uIGJldHdlZW4KY3BjYXBfcGh5X2lycV90aHJlYWQo KSBhbmQgY3BjYXBfdXNiX3BoeV9yZW1vdmUoKSB0aGF0IGNhbiByZXN1bHQgaW4gYQp1c2UtYWZ0 ZXItZnJlZT8KCklmIHRoZSBJUlEgdGhyZWFkIHJlYWRzIGRkYXRhLT5hY3RpdmUgYXMgMSBpbiBj cGNhcF9waHlfaXJxX3RocmVhZCgpIGFuZCBnZXRzCnByZWVtcHRlZDoKCmNwY2FwX3BoeV9pcnFf dGhyZWFkKCkgewogICAgaWYgKCFhdG9taWNfcmVhZCgmZGRhdGEtPmFjdGl2ZSkpCiAgICAgICAg cmV0dXJuIElSUV9OT05FOwogICAgLyogcHJlZW1wdGVkIGhlcmUgKi8KCkFuZCBjcGNhcF91c2Jf cGh5X3JlbW92ZSgpIGNvbXBsZXRlcywgc2V0dGluZyBkZGF0YS0+YWN0aXZlID0gMCwgY2FuY2Vs aW5nIHRoZQp3b3JrLCBhbmQgYWxsb3dpbmcgZGV2cmVzIHRvIGZyZWUgZGRhdGE6CgpjcGNhcF91 c2JfcGh5X3JlbW92ZSgpIHsKICAgIGF0b21pY19zZXQoJmRkYXRhLT5hY3RpdmUsIDApOwogICAg Y2FuY2VsX2RlbGF5ZWRfd29ya19zeW5jKCZkZGF0YS0+ZGV0ZWN0X3dvcmspOwogICAgLi4uCn0K LyogZGV2cmVzIGZyZWVzIGRkYXRhICovCgpDb3VsZCB0aGUgSVJRIHRocmVhZCB0aGVuIHJlc3Vt ZSBhbmQgY2FsbCBzY2hlZHVsZV9kZWxheWVkX3dvcmsoKSBvbiB0aGUgZnJlZWQKZGRhdGE/Cgot LSAKU2FzaGlrbyBBSSByZXZpZXcgwrcgaHR0cHM6Ly9zYXNoaWtvLmRldi8jL3BhdGNoc2V0LzIw MjYwNzExMTY0NzU0LjE4NTU2NS0xLWl2by5nLmRpbWl0cm92Ljc1QGdtYWlsLmNvbT9wYXJ0PTMK Ci0tIApsaW51eC1waHkgbWFpbGluZyBsaXN0CmxpbnV4LXBoeUBsaXN0cy5pbmZyYWRlYWQub3Jn Cmh0dHBzOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LXBoeQo=