Re: [linux-pm] [PATCH/RESEND] soc-camera: add runtime pm support for subdevices

2010-02-09 Thread Alan Stern
On Mon, 8 Feb 2010, Guennadi Liakhovetski wrote: To save power soc-camera powers subdevices down, when they are not in use, if this is supported by the platform. However, the V4L standard dictates, that video nodes shall preserve configuration between uses. This requires runtime power

Re: [linux-pm] [PATCH/RESEND] soc-camera: add runtime pm support for subdevices

2010-02-09 Thread Guennadi Liakhovetski
On Tue, 9 Feb 2010, Alan Stern wrote: On Mon, 8 Feb 2010, Guennadi Liakhovetski wrote: To save power soc-camera powers subdevices down, when they are not in use, if this is supported by the platform. However, the V4L standard dictates, that video nodes shall preserve configuration

Re: [linux-pm] [PATCH/RESEND] soc-camera: add runtime pm support for subdevices

2010-02-09 Thread Alan Stern
On Tue, 9 Feb 2010, Guennadi Liakhovetski wrote: On Tue, 9 Feb 2010, Alan Stern wrote: On Mon, 8 Feb 2010, Guennadi Liakhovetski wrote: To save power soc-camera powers subdevices down, when they are not in use, if this is supported by the platform. However, the V4L standard

Re: [linux-pm] [PATCH/RESEND] soc-camera: add runtime pm support for subdevices

2010-02-08 Thread Rafael J. Wysocki
On Monday 08 February 2010, Guennadi Liakhovetski wrote: To save power soc-camera powers subdevices down, when they are not in use, if this is supported by the platform. However, the V4L standard dictates, that video nodes shall preserve configuration between uses. This requires runtime