linux-kernel - Re: [PATCH 13/15] cpufreq: scmi: Match scmi device by both name and protocol id

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]

Date:   Wed, 11 Dec 2019 10:13:02 +0000
From:   Sudeep Holla <sudeep.holla@....com>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Cristian Marussi <cristian.marussi@....com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>, linux-pm@...r.kernel.org
Subject: Re: [PATCH 13/15] cpufreq: scmi: Match scmi device by both name and
 protocol id

On Wed, Dec 11, 2019 at 08:09:09AM +0530, Viresh Kumar wrote:
> On 10-12-19, 14:53, Sudeep Holla wrote:
> > The scmi bus now has support to match the driver with devices not only
> > based on their protocol id but also based on their device name if one is
> > available. This was added to cater the need to support multiple devices
> > and drivers for the same protocol.
> >
> > Let us add the name "cpufreq" to scmi_device_id table in the driver so
> > that in matches only with device with the same name and protocol id
> > SCMI_PROTOCOL_PERF. This will help to add "devfreq" device/driver.
> >
> > Cc: "Rafael J. Wysocki" <rjw@...ysocki.net>
> > Cc: Viresh Kumar <viresh.kumar@...aro.org>
> > Cc: linux-pm@...r.kernel.org
> > Signed-off-by: Sudeep Holla <sudeep.holla@....com>
> > ---
> >  drivers/cpufreq/scmi-cpufreq.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c
> > index e6182c89df79..61623e2ff149 100644
> > --- a/drivers/cpufreq/scmi-cpufreq.c
> > +++ b/drivers/cpufreq/scmi-cpufreq.c
> > @@ -261,7 +261,7 @@ static void scmi_cpufreq_remove(struct scmi_device *sdev)
> >  }
> >
> >  static const struct scmi_device_id scmi_id_table[] = {
> > -	{ SCMI_PROTOCOL_PERF },
> > +	{ SCMI_PROTOCOL_PERF, "cpufreq" },
> >  	{ },
> >  };
> >  MODULE_DEVICE_TABLE(scmi, scmi_id_table);
>
> Applied. Thanks.

This will break the build without patch 1/15, so preferably must go as
part of the series. Sorry for not missing to specify that detail.

--
Regards,
Sudeep