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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7D859CDB483 for ; Thu, 19 Oct 2023 13:20:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345852AbjJSNUZ (ORCPT ); Thu, 19 Oct 2023 09:20:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54874 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235385AbjJSNUX (ORCPT ); Thu, 19 Oct 2023 09:20:23 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 251EE106; Thu, 19 Oct 2023 06:20:22 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8F99CC433C8; Thu, 19 Oct 2023 13:20:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1697721621; bh=VOgijqnTNDtnP5vZfW0kZXy9HzFMq1AfoLyH43H+9QI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=euF/Oe30adccYRG1D2KqAdsZH6ES5G29fc3GYvg3jyHVY6vFkobKVbn1riBtcOn5q Z4c1wx3MgCigZGA1EBi2YEoesdyEQKqxjFYLdFhGllTOteXp5i16TUIcRNH4rgW41X cA0Le25PTRec0HIh52GVsWwxcL7z1HbJL6sXB3xyOiT6d9PBj/u11teLTqk7PWiZN2 QlvaedlZNZi3tBCzyes9RLtV1cDjE0oSccwDCzEulImuyl5KBhLqQwZ3uSSona6TeQ U+lxWMPNCdk9aiwpYGGLNLLwD10Qa+C8SLKzcANg+Xvv5rbJiV/TOJJOKUskxqbezW ZcLwZdq7m2A7Q== Received: from johan by xi.lan with local (Exim 4.96) (envelope-from ) id 1qtSwq-0003YF-1G; Thu, 19 Oct 2023 15:20:24 +0200 Date: Thu, 19 Oct 2023 15:20:24 +0200 From: Johan Hovold To: Thinh Nguyen Cc: Krishna Kurapati PSSNV , Bjorn Andersson , Greg Kroah-Hartman , Philipp Zabel , Andy Gross , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Felipe Balbi , Wesley Cheng , "linux-usb@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-arm-msm@vger.kernel.org" , "devicetree@vger.kernel.org" , "quic_pkondeti@quicinc.com" , "quic_ppratap@quicinc.com" , "quic_jackp@quicinc.com" , "quic_harshq@quicinc.com" , "ahalaney@redhat.com" , "quic_shazhuss@quicinc.com" Subject: Re: [PATCH v9 05/10] usb: dwc3: core: Refactor PHY logic to support Multiport Controller Message-ID: References: <20230621043628.21485-1-quic_kriskura@quicinc.com> <20230621043628.21485-6-quic_kriskura@quicinc.com> <20230801013031.ft3zpoatiyfegmh6@synopsys.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230801013031.ft3zpoatiyfegmh6@synopsys.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ Digging through some old mails. ] On Tue, Aug 01, 2023 at 01:30:36AM +0000, Thinh Nguyen wrote: > On Fri, Jul 21, 2023, Johan Hovold wrote: > > On Mon, Jul 03, 2023 at 12:26:26AM +0530, Krishna Kurapati PSSNV wrote: > > > >> +/* Number of ports supported by a multiport controller */ > > > >> +#define DWC3_MAX_PORTS 4 > > > > > > > > You did not answer my question about whether this was an arbitrary > > > > implementation limit (i.e. just reflecting the only currently supported > > > > multiport controller)? > > > > > > > I mentioned in commit text that it is limited to 4. Are you referring to > > > state the reason why I chose the value 4 ? > > > > Yes, and to clarify whether this was an arbitrary limit you chose > > because it was all that was needed for the hw you care about, or if it's > > a more general limitation. > > > > Note: We can support many, but we set the current limit to 4 usb3 ports > and up to 15 usb2 ports. Thanks for clarifying. Johan