linux-kernel - Re: [PATCH] phy: qcom: qmp-combo: Add missing PLL (VCO) configuration on SM8750

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <f8222e9e-0c0a-477a-be10-a340fb5fa4dd@linaro.org>
Date: Tue, 17 Jun 2025 08:00:57 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Vinod Koul <vkoul@...nel.org>
Cc: Kishon Vijay Abraham I <kishon@...nel.org>,
 Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
 Melody Olvera <melody.olvera@....qualcomm.com>,
 Wesley Cheng <quic_wcheng@...cinc.com>, linux-arm-msm@...r.kernel.org,
 linux-phy@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] phy: qcom: qmp-combo: Add missing PLL (VCO) configuration
 on SM8750

On 16/06/2025 19:00, Vinod Koul wrote:
> On 16-06-25, 08:25, Krzysztof Kozlowski wrote:
>> Add missing DP PHY status and VCO clock configuration registers to fix
>> configuring the VCO rate on SM8750.  Without proper VCO rate setting, it
>> works on after-reset half of rate which is not enough for DP over USB to
>> work as seen on logs:
>>
>>   [drm:msm_dp_ctrl_link_train_1_2] *ERROR* max v_level reached
>>   [drm:msm_dp_ctrl_link_train_1_2] *ERROR* link training #1 on phy 0 failed. ret=-11
> 
> Hey,
> 
> This does not apply for on phy/fixes
> 
> Can you please rebase

That's not a phy/fixes. It is a patch for next, as pointed out by fixed
commit.

Best regards,
Krzysztof