From: Francesco VIRLINZI <francesco.virlinzi@st.com>
To: linux-pm@lists.linux-foundation.org
Subject: Re: In Embedded system the dev_pm_info.power_state is useful
Date: Fri, 23 May 2008 08:17:42 +0200 [thread overview]
Message-ID: <48366186.7000303@st.com> (raw)
In-Reply-To: <48365CA3.4070808@st.com>
Hi all
> I'm Francesco Virlinzi and I work in STMicroelectronics, I'm a
> developers of STLinux (www.stlinux.com) an
> embedded Linux distribution for ST Set Top Box.
>
> I read in the pm mail list that you are going to remove in the kernel the
> dev_pm_info.power_state field in the dev_pm_info struct replaced by
> bus-specific field.
>
> My request is: don't do that.
> In embedded system it' s really useful because there are a lot of
> generic IP on a single bus (the pltaform bus)
> and the only way to check the power state of each IP is based on
> 'dev_pm_info.power_state'
> without this filed we will have our IP (platform_device) with no power
> state concept...
>
> At least we could put it under CONFIG_EMBEDDED.
>
> >>What do you THINK ?
>
> Regards
> Francesco
>
next prev parent reply other threads:[~2008-05-23 6:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-23 5:56 In Embedded system the dev_pm_info.power_state is useful Francesco VIRLINZI
2008-05-23 6:17 ` Francesco VIRLINZI [this message]
2008-05-23 14:07 ` Alan Stern
2008-05-23 14:32 ` Francesco VIRLINZI
2008-05-23 18:19 ` Alan Stern
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