linux-kernel - Re: [PATCH v1 2/2] bus: mhi: core: Optimize and update MMIO register write method

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

Message-ID: <995a9d93-8338-45d5-6ff6-a5662795aa9b@quicinc.com>
Date:   Thu, 19 Aug 2021 08:05:35 -0600
From:   Jeffrey Hugo <quic_jhugo@...cinc.com>
To:     Hemant Kumar <hemantk@...eaurora.org>,
        Bhaumik Bhatt <bbhatt@...eaurora.org>,
        <manivannan.sadhasivam@...aro.org>
CC:     <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <loic.poulain@...aro.org>
Subject: Re: [PATCH v1 2/2] bus: mhi: core: Optimize and update MMIO register
 write method

On 8/18/2021 7:41 PM, Hemant Kumar wrote:
> 
> 
> On 8/18/2021 4:50 PM, Bhaumik Bhatt wrote:
>> As of now, MMIO writes done after ready state transition use the
>> mhi_write_reg_field() API even though the whole register is being
>> written in most cases. Optimize this process by using mhi_write_reg()
>> API instead for those writes and use the mhi_write_reg_field()
>> API for MHI config registers only.
>>
>> Signed-off-by: Bhaumik Bhatt <bbhatt@...eaurora.org>
> Reviewed-by: Hemant Kumar <hemantk@...eaurora.org>
> 
Reviewed-by: Jeffrey Hugo <quic_jhugo@...cinc.com>