linux-kernel - Re: [PATCH v2 1/2] phy/qualcomm: add hbr3_hbr2 voltage and premphasis swing table

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Message-ID: <161419558963.1254594.762999750680493756@swboyd.mtv.corp.google.com>
Date:   Wed, 24 Feb 2021 11:39:49 -0800
From:   Stephen Boyd <swboyd@...omium.org>
To:     Kuogee Hsieh <khsieh@...eaurora.org>, agross@...nel.org,
        bjorn.andersson@...aro.org, robdclark@...il.com, sean@...rly.run,
        vkoul@...nel.org
Cc:     tanmay@...eaurora.org, abhinavk@...eaurora.org,
        aravindh@...eaurora.org, khsieh@...eaurora.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] phy/qualcomm: add hbr3_hbr2 voltage and premphasis swing table

Quoting Stephen Boyd (2021-02-18 10:46:17)
> Quoting Kuogee Hsieh (2021-02-18 08:51:10)
> > Add hbr3_hbr2 voltage and premphasis swing table to support
> > HBR3 link rate.
> > 
> > Changes in V2:
> > -- replaced upper case with lower case at hbr3_hbr2 table
> > 
> > Signed-off-by: Kuogee Hsieh <khsieh@...eaurora.org>
> > ---
> 
> Reviewed-by: Stephen Boyd <swboyd@...omium.org>
> 
> BTW, the DP driver already set rates for HBR2, so does that mean this is
> fixing the voltage and preemphasis settings for HBR2? If so we should
> backport this to stable trees and mark it as fixing commit 52e013d0bffa
> ("phy: qcom-qmp: Add support for DP in USB3+DP combo phy").

Yes? No?