From mboxrd@z Thu Jan 1 00:00:00 1970 From: NeilBrown Subject: Re: Question: How to power-manage UART-attached devices. Date: Wed, 2 May 2012 09:15:16 +1000 Message-ID: <20120502091516.20d87fc8@notabene.brown> References: <20120501082209.0b560708@notabene.brown> <20120430223322.GA3951@sirena.org.uk> <20120501093559.5c14087d@notabene.brown> <20120501163303.GA4089@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/Z/qVR5Ol0lURzcSZffP9xmg"; protocol="application/pgp-signature" Return-path: In-Reply-To: <20120501163303.GA4089@opensource.wolfsonmicro.com> Sender: linux-kernel-owner@vger.kernel.org To: Mark Brown Cc: linux-serial@vger.kernel.org, linux-pm@vger.kernel.org, lkml List-Id: linux-serial@vger.kernel.org --Sig_/Z/qVR5Ol0lURzcSZffP9xmg Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Tue, 1 May 2012 17:33:03 +0100 Mark Brown wrote: > On Tue, May 01, 2012 at 09:35:59AM +1000, NeilBrown wrote: > > On Mon, 30 Apr 2012 23:33:22 +0100 Mark Brown > > > On Tue, May 01, 2012 at 08:22:09AM +1000, NeilBrown wrote: >=20 > > > The userspace consumer was added for users like this that live entire= ly > > > in userspace. >=20 > > I assume you mean REGULATOR_VIRTUAL_CONSUMER (drivers/regulator/virtua= l.c)? >=20 > No, that's just for testing drivers in development. I mean the > userspace consumer which is hidden away in userspace-consumer.c. Ahhh, of course. What a cunning hiding place! :-) However it doesn't suit my need - I want something more abstracted. I can see there may well be a place for a simple on/off switch for some components, but then I would prefer to see it as /sys/class/power-switch/$devicename/state rather than /sys/devices/platform/reg-userspace-consumer.X/{name,state} Thanks, NeilBrown --Sig_/Z/qVR5Ol0lURzcSZffP9xmg Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) iQIVAwUBT6BuhDnsnt1WYoG5AQKlCA/+KRtmstwTK2E2uh7Nd/K8F+B9MI7fNylw ySNjUqloOCUALZrYwS1SOb9fIVbw/fd0WGvY9xJnswVkZ4YwAUwaKzfNqfeLnANd hm8YSQ3p72IzuxiyuhqCk9hdGcDYg52uEW6TtfsriyzlLMouGamQpFhmu/C2Vb7o usD5IdIe9OMwuZtfZ/91wH2tRB7BA544/j0gz6fChe6BzwBuFFYxHRlV9BwEE//K 6TSSabwdrv3PzCh5IBcUELIyha+uor2ct5bhwcmYd6I4XoFVfP1JGLT6mXFg3ncU eZ/Ebf5Ey7yiWdHcTzFWmm513daMehKLRDfN/iWQ0IWCAUFuwZ6e6HO4P5uJnNI7 pFmDq+J0fTO4s1vfx7PIWZu+FwBcuqpICfj7ZHJ65yOJwMR3KodK2JQMWz/qoc+z WADc8hHK84oKB4rl3zNbeIz8rWmrom618vTnuEZyrXHWEuMr1QG5xWEHInL/7nm/ hZTIc2SO3WetCEnFxlCZO6Ii66JHBuOKdzXuFLKUu0IE1G5/tBMCGNJFmU0TcSrj zCEQWVykuq0jWjWKgmAWijY4BhOQcvx9kXZh3igkZ0WBrhvZS2O3BejiX0ORj+Sp LrrmG2auSKhIAVxAuhUKKPR6a2waMh4YYDM3Efy58R5JTsGcL5hgWMIwecXYZv8+ x4Gf4ThVgaU= =qyQD -----END PGP SIGNATURE----- --Sig_/Z/qVR5Ol0lURzcSZffP9xmg--